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Diffstat (limited to 'mac/tkMacWm.c')
| -rw-r--r-- | mac/tkMacWm.c | 4213 |
1 files changed, 4213 insertions, 0 deletions
diff --git a/mac/tkMacWm.c b/mac/tkMacWm.c new file mode 100644 index 0000000..56c4b8a --- /dev/null +++ b/mac/tkMacWm.c @@ -0,0 +1,4213 @@ +/* + * tkMacWm.c -- + * + * This module takes care of the interactions between a Tk-based + * application and the window manager. Among other things, it + * implements the "wm" command and passes geometry information + * to the window manager. + * + * Copyright (c) 1994-1997 Sun Microsystems, Inc. + * + * See the file "license.terms" for information on usage and redistribution + * of this file, and for a DISCLAIMER OF ALL WARRANTIES. + * + * SCCS: @(#) tkMacWm.c 1.72 97/10/29 13:27:30 + */ + +#include <Gestalt.h> +#include <QDOffscreen.h> +#include <Windows.h> +#include <ToolUtils.h> + +#include "tkPort.h" +#include "tkInt.h" +#include "tkMacInt.h" +#include <errno.h> +#include "tkScrollbar.h" + +/* + * If HAVE_APPEARANCE is defined in MW_TkHeader.pch then we must have the + * Appearance manager header & library. If so we can use these new API's to + * have the iconify code do the right thing. + */ + +#ifdef HAVE_APPEARANCE +# include <Appearance.h> +#endif + +/* + * A data structure of the following type holds information for + * each window manager protocol (such as WM_DELETE_WINDOW) for + * which a handler (i.e. a Tcl command) has been defined for a + * particular top-level window. + */ + +typedef struct ProtocolHandler { + Atom protocol; /* Identifies the protocol. */ + struct ProtocolHandler *nextPtr; + /* Next in list of protocol handlers for + * the same top-level window, or NULL for + * end of list. */ + Tcl_Interp *interp; /* Interpreter in which to invoke command. */ + char command[4]; /* Tcl command to invoke when a client + * message for this protocol arrives. + * The actual size of the structure varies + * to accommodate the needs of the actual + * command. THIS MUST BE THE LAST FIELD OF + * THE STRUCTURE. */ +} ProtocolHandler; + +#define HANDLER_SIZE(cmdLength) \ +((unsigned) (sizeof(ProtocolHandler) - 3 + cmdLength)) + +/* + * A data structure of the following type holds window-manager-related + * information for each top-level window in an application. + */ + +typedef struct TkWmInfo { + TkWindow *winPtr; /* Pointer to main Tk information for + * this window. */ + Window reparent; /* If the window has been reparented, this + * gives the ID of the ancestor of the window + * that is a child of the root window (may + * not be window's immediate parent). If + * the window isn't reparented, this has the + * value None. */ + Tk_Uid titleUid; /* Title to display in window caption. If + * NULL, use name of widget. */ + Tk_Uid iconName; /* Name to display in icon. */ + Window master; /* Master window for TRANSIENT_FOR property, + * or None. */ + XWMHints hints; /* Various pieces of information for + * window manager. */ + char *leaderName; /* Path name of leader of window group + * (corresponds to hints.window_group). + * Malloc-ed. Note: this field doesn't + * get updated if leader is destroyed. */ + char *masterWindowName; /* Path name of window specified as master + * in "wm transient" command, or NULL. + * Malloc-ed. Note: this field doesn't + * get updated if masterWindowName is + * destroyed. */ + Tk_Window icon; /* Window to use as icon for this window, + * or NULL. */ + Tk_Window iconFor; /* Window for which this window is icon, or + * NULL if this isn't an icon for anyone. */ + + /* + * Information used to construct an XSizeHints structure for + * the window manager: + */ + + int sizeHintsFlags; /* Flags word for XSizeHints structure. + * If the PBaseSize flag is set then the + * window is gridded; otherwise it isn't + * gridded. */ + int minWidth, minHeight; /* Minimum dimensions of window, in + * grid units, not pixels. */ + int maxWidth, maxHeight; /* Maximum dimensions of window, in + * grid units, not pixels. */ + Tk_Window gridWin; /* Identifies the window that controls + * gridding for this top-level, or NULL if + * the top-level isn't currently gridded. */ + int widthInc, heightInc; /* Increments for size changes (# pixels + * per step). */ + struct { + int x; /* numerator */ + int y; /* denominator */ + } minAspect, maxAspect; /* Min/max aspect ratios for window. */ + int reqGridWidth, reqGridHeight; + /* The dimensions of the window (in + * grid units) requested through + * the geometry manager. */ + int gravity; /* Desired window gravity. */ + + /* + * Information used to manage the size and location of a window. + */ + + int width, height; /* Desired dimensions of window, specified + * in grid units. These values are + * set by the "wm geometry" command and by + * ConfigureNotify events (for when wm + * resizes window). -1 means user hasn't + * requested dimensions. */ + int x, y; /* Desired X and Y coordinates for window. + * These values are set by "wm geometry", + * plus by ConfigureNotify events (when wm + * moves window). These numbers are + * different than the numbers stored in + * winPtr->changes because (a) they could be + * measured from the right or bottom edge + * of the screen (see WM_NEGATIVE_X and + * WM_NEGATIVE_Y flags) and (b) if the window + * has been reparented then they refer to the + * parent rather than the window itself. */ + int parentWidth, parentHeight; + /* Width and height of reparent, in pixels + * *including border*. If window hasn't been + * reparented then these will be the outer + * dimensions of the window, including + * border. */ + int xInParent, yInParent; /* Offset of window within reparent, measured + * from upper-left outer corner of parent's + * border to upper-left outer corner of child's + * border. If not reparented then these are + * zero. */ + int configWidth, configHeight; + /* Dimensions passed to last request that we + * issued to change geometry of window. Used + * to eliminate redundant resize operations. */ + + /* + * Information about the virtual root window for this top-level, + * if there is one. + */ + + Window vRoot; /* Virtual root window for this top-level, + * or None if there is no virtual root + * window (i.e. just use the screen's root). */ + int vRootX, vRootY; /* Position of the virtual root inside the + * root window. If the WM_VROOT_OFFSET_STALE + * flag is set then this information may be + * incorrect and needs to be refreshed from + * the X server. If vRoot is None then these + * values are both 0. */ + unsigned int vRootWidth, vRootHeight; + /* Dimensions of the virtual root window. + * If vRoot is None, gives the dimensions + * of the containing screen. This information + * is never stale, even though vRootX and + * vRootY can be. */ + + /* + * List of children of the toplevel which have private colormaps. + */ + + TkWindow **cmapList; /* Array of window with private colormaps. */ + int cmapCount; /* Number of windows in array. */ + + /* + * Miscellaneous information. + */ + + ProtocolHandler *protPtr; /* First in list of protocol handlers for + * this window (NULL means none). */ + int cmdArgc; /* Number of elements in cmdArgv below. */ + char **cmdArgv; /* Array of strings to store in the + * WM_COMMAND property. NULL means nothing + * available. */ + char *clientMachine; /* String to store in WM_CLIENT_MACHINE + * property, or NULL. */ + int flags; /* Miscellaneous flags, defined below. */ + + /* + * Macintosh information. + */ + int style; /* Native window style. */ + TkWindow *scrollWinPtr; /* Ptr to scrollbar handling grow widget. */ +} WmInfo; + + +/* + * Flag values for WmInfo structures: + * + * WM_NEVER_MAPPED - non-zero means window has never been + * mapped; need to update all info when + * window is first mapped. + * WM_UPDATE_PENDING - non-zero means a call to UpdateGeometryInfo + * has already been scheduled for this + * window; no need to schedule another one. + * WM_NEGATIVE_X - non-zero means x-coordinate is measured in + * pixels from right edge of screen, rather + * than from left edge. + * WM_NEGATIVE_Y - non-zero means y-coordinate is measured in + * pixels up from bottom of screen, rather than + * down from top. + * WM_UPDATE_SIZE_HINTS - non-zero means that new size hints need to be + * propagated to window manager. + * WM_SYNC_PENDING - set to non-zero while waiting for the window + * manager to respond to some state change. + * WM_VROOT_OFFSET_STALE - non-zero means that (x,y) offset information + * about the virtual root window is stale and + * needs to be fetched fresh from the X server. + * WM_ABOUT_TO_MAP - non-zero means that the window is about to + * be mapped by TkWmMapWindow. This is used + * by UpdateGeometryInfo to modify its behavior. + * WM_MOVE_PENDING - non-zero means the application has requested + * a new position for the window, but it hasn't + * been reflected through the window manager + * yet. + * WM_COLORMAPS_EXPLICIT - non-zero means the colormap windows were + * set explicitly via "wm colormapwindows". + * WM_ADDED_TOPLEVEL_COLORMAP - non-zero means that when "wm colormapwindows" + * was called the top-level itself wasn't + * specified, so we added it implicitly at + * the end of the list. + * WM_WIDTH_NOT_RESIZABLE - non-zero means that we're not supposed to + * allow the user to change the width of the + * window (controlled by "wm resizable" + * command). + * WM_HEIGHT_NOT_RESIZABLE - non-zero means that we're not supposed to + * allow the user to change the height of the + * window (controlled by "wm resizable" + * command). + */ + +#define WM_NEVER_MAPPED 1 +#define WM_UPDATE_PENDING 2 +#define WM_NEGATIVE_X 4 +#define WM_NEGATIVE_Y 8 +#define WM_UPDATE_SIZE_HINTS 0x10 +#define WM_SYNC_PENDING 0x20 +#define WM_VROOT_OFFSET_STALE 0x40 +#define WM_ABOUT_TO_MAP 0x100 +#define WM_MOVE_PENDING 0x200 +#define WM_COLORMAPS_EXPLICIT 0x400 +#define WM_ADDED_TOPLEVEL_COLORMAP 0x800 +#define WM_WIDTH_NOT_RESIZABLE 0x1000 +#define WM_HEIGHT_NOT_RESIZABLE 0x2000 + +/* + * This is a list of all of the toplevels that have been mapped so far. It is + * used by the menu code to inval windows that were damaged by menus, and will + * eventually also be used to keep track of floating windows. + */ + +TkMacWindowList *tkMacWindowListPtr = NULL; + +/* + * The variable below is used to enable or disable tracing in this + * module. If tracing is enabled, then information is printed on + * standard output about interesting interactions with the window + * manager. + */ + +static int wmTracing = 0; + +/* + * The following structure is the official type record for geometry + * management of top-level windows. + */ + +static void TopLevelReqProc _ANSI_ARGS_((ClientData dummy, + Tk_Window tkwin)); + +static Tk_GeomMgr wmMgrType = { + "wm", /* name */ + TopLevelReqProc, /* requestProc */ + (Tk_GeomLostSlaveProc *) NULL, /* lostSlaveProc */ +}; + +/* + * Hash table for Mac Window -> TkWindow mapping. + */ + +static Tcl_HashTable windowTable; +static int windowHashInit = false; + +void MacMoveWindow(WindowRef window, int x, int y); + +/* + * Forward declarations for procedures defined in this file: + */ + +static int HaveAppearance _ANSI_ARGS_((void)); +static void InitialWindowBounds _ANSI_ARGS_((TkWindow *winPtr, + Rect *geometry)); +static int ParseGeometry _ANSI_ARGS_((Tcl_Interp *interp, + char *string, TkWindow *winPtr)); +static void TopLevelEventProc _ANSI_ARGS_((ClientData clientData, + XEvent *eventPtr)); +static void TopLevelReqProc _ANSI_ARGS_((ClientData dummy, + Tk_Window tkwin)); +static void UpdateGeometryInfo _ANSI_ARGS_(( + ClientData clientData)); +static void UpdateSizeHints _ANSI_ARGS_((TkWindow *winPtr)); +static void UpdateVRootGeometry _ANSI_ARGS_((WmInfo *wmPtr)); + +/* + *-------------------------------------------------------------- + * + * TkWmNewWindow -- + * + * This procedure is invoked whenever a new top-level + * window is created. Its job is to initialize the WmInfo + * structure for the window. + * + * Results: + * None. + * + * Side effects: + * A WmInfo structure gets allocated and initialized. + * + *-------------------------------------------------------------- + */ + +void +TkWmNewWindow( + TkWindow *winPtr) /* Newly-created top-level window. */ +{ + register WmInfo *wmPtr; + + wmPtr = (WmInfo *) ckalloc(sizeof(WmInfo)); + wmPtr->winPtr = winPtr; + wmPtr->reparent = None; + wmPtr->titleUid = NULL; + wmPtr->iconName = NULL; + wmPtr->master = None; + wmPtr->hints.flags = InputHint | StateHint; + wmPtr->hints.input = True; + wmPtr->hints.initial_state = NormalState; + wmPtr->hints.icon_pixmap = None; + wmPtr->hints.icon_window = None; + wmPtr->hints.icon_x = wmPtr->hints.icon_y = 0; + wmPtr->hints.icon_mask = None; + wmPtr->hints.window_group = None; + wmPtr->leaderName = NULL; + wmPtr->masterWindowName = NULL; + wmPtr->icon = NULL; + wmPtr->iconFor = NULL; + wmPtr->sizeHintsFlags = 0; + wmPtr->minWidth = wmPtr->minHeight = 1; + + /* + * Default the maximum dimensions to the size of the display, minus + * a guess about how space is needed for window manager decorations. + */ + + wmPtr->maxWidth = DisplayWidth(winPtr->display, winPtr->screenNum) - 15; + wmPtr->maxHeight = DisplayHeight(winPtr->display, winPtr->screenNum) - 30; + wmPtr->gridWin = NULL; + wmPtr->widthInc = wmPtr->heightInc = 1; + wmPtr->minAspect.x = wmPtr->minAspect.y = 1; + wmPtr->maxAspect.x = wmPtr->maxAspect.y = 1; + wmPtr->reqGridWidth = wmPtr->reqGridHeight = -1; + wmPtr->gravity = NorthWestGravity; + wmPtr->width = -1; + wmPtr->height = -1; + wmPtr->x = winPtr->changes.x; + wmPtr->y = winPtr->changes.y; + wmPtr->parentWidth = winPtr->changes.width + + 2*winPtr->changes.border_width; + wmPtr->parentHeight = winPtr->changes.height + + 2*winPtr->changes.border_width; + wmPtr->xInParent = 0; + wmPtr->yInParent = 0; + wmPtr->cmapList = NULL; + wmPtr->cmapCount = 0; + wmPtr->configWidth = -1; + wmPtr->configHeight = -1; + wmPtr->vRoot = None; + wmPtr->protPtr = NULL; + wmPtr->cmdArgv = NULL; + wmPtr->clientMachine = NULL; + wmPtr->flags = WM_NEVER_MAPPED; + wmPtr->style = zoomDocProc; + wmPtr->scrollWinPtr = NULL; + winPtr->wmInfoPtr = wmPtr; + + UpdateVRootGeometry(wmPtr); + + /* + * Tk must monitor structure events for top-level windows, in order + * to detect size and position changes caused by window managers. + */ + + Tk_CreateEventHandler((Tk_Window) winPtr, StructureNotifyMask, + TopLevelEventProc, (ClientData) winPtr); + + /* + * Arrange for geometry requests to be reflected from the window + * to the window manager. + */ + + Tk_ManageGeometry((Tk_Window) winPtr, &wmMgrType, (ClientData) 0); +} + +/* + *-------------------------------------------------------------- + * + * TkWmMapWindow -- + * + * This procedure is invoked to map a top-level window. This + * module gets a chance to update all window-manager-related + * information in properties before the window manager sees + * the map event and checks the properties. It also gets to + * decide whether or not to even map the window after all. + * + * Results: + * None. + * + * Side effects: + * Properties of winPtr may get updated to provide up-to-date + * information to the window manager. The window may also get + * mapped, but it may not be if this procedure decides that + * isn't appropriate (e.g. because the window is withdrawn). + * + *-------------------------------------------------------------- + */ + +void +TkWmMapWindow( + TkWindow *winPtr) /* Top-level window that's about to + * be mapped. */ +{ + register WmInfo *wmPtr = winPtr->wmInfoPtr; + Point where = {0, 0}; + int xOffset, yOffset; + int firstMap = false; + MacDrawable *macWin; + + if (wmPtr->flags & WM_NEVER_MAPPED) { + wmPtr->flags &= ~WM_NEVER_MAPPED; + firstMap = true; + + /* + * Create the underlying Mac window for this Tk window. + */ + macWin = (MacDrawable *) winPtr->window; + if (!TkMacHostToplevelExists(winPtr)) { + TkMacMakeRealWindowExist(winPtr); + } + + /* + * Generate configure event when we first map the window. + */ + LocalToGlobal(&where); + TkMacWindowOffset((WindowRef) TkMacGetDrawablePort((Drawable) macWin), + &xOffset, &yOffset); + where.h -= xOffset; + where.v -= yOffset; + TkGenWMConfigureEvent((Tk_Window) winPtr, + where.h, where.v, -1, -1, TK_LOCATION_CHANGED); + + /* + * This is the first time this window has ever been mapped. + * Store all the window-manager-related information for the + * window. + */ + + if (wmPtr->titleUid == NULL) { + wmPtr->titleUid = winPtr->nameUid; + } + + if (!Tk_IsEmbedded(winPtr)) { + TkSetWMName(winPtr, wmPtr->titleUid); + } + + TkWmSetClass(winPtr); + + if (wmPtr->iconName != NULL) { + XSetIconName(winPtr->display, winPtr->window, wmPtr->iconName); + } + + wmPtr->flags |= WM_UPDATE_SIZE_HINTS; + } + if (wmPtr->hints.initial_state == WithdrawnState) { + return; + } + + /* + * TODO: we need to display a window if it's iconic on creation. + */ + + if (wmPtr->hints.initial_state == IconicState) { + return; + } + + /* + * Update geometry information. + */ + wmPtr->flags |= WM_ABOUT_TO_MAP; + if (wmPtr->flags & WM_UPDATE_PENDING) { + Tk_CancelIdleCall(UpdateGeometryInfo, (ClientData) winPtr); + } + UpdateGeometryInfo((ClientData) winPtr); + wmPtr->flags &= ~WM_ABOUT_TO_MAP; + + /* + * Map the window. + */ + + XMapWindow(winPtr->display, winPtr->window); + + /* + * Now that the window is visable we can determine the offset + * from the window's content orgin to the window's decorative + * orgin (structure orgin). + */ + TkMacWindowOffset((WindowRef) TkMacGetDrawablePort(Tk_WindowId(winPtr)), + &wmPtr->xInParent, &wmPtr->yInParent); +} + +/* + *-------------------------------------------------------------- + * + * TkWmUnmapWindow -- + * + * This procedure is invoked to unmap a top-level window. + * On the Macintosh all we do is call XUnmapWindow. + * + * Results: + * None. + * + * Side effects: + * Unmaps the window. + * + *-------------------------------------------------------------- + */ + +void +TkWmUnmapWindow( + TkWindow *winPtr) /* Top-level window that's about to + * be mapped. */ +{ + XUnmapWindow(winPtr->display, winPtr->window); +} + +/* + *-------------------------------------------------------------- + * + * TkWmDeadWindow -- + * + * This procedure is invoked when a top-level window is + * about to be deleted. It cleans up the wm-related data + * structures for the window. + * + * Results: + * None. + * + * Side effects: + * The WmInfo structure for winPtr gets freed up. + * + *-------------------------------------------------------------- + */ + +void +TkWmDeadWindow(winPtr) + TkWindow *winPtr; /* Top-level window that's being deleted. */ +{ + register WmInfo *wmPtr = winPtr->wmInfoPtr; + WmInfo *wmPtr2; + + if (wmPtr == NULL) { + return; + } + if (wmPtr->hints.flags & IconPixmapHint) { + Tk_FreeBitmap(winPtr->display, wmPtr->hints.icon_pixmap); + } + if (wmPtr->hints.flags & IconMaskHint) { + Tk_FreeBitmap(winPtr->display, wmPtr->hints.icon_mask); + } + if (wmPtr->leaderName != NULL) { + ckfree(wmPtr->leaderName); + } + if (wmPtr->masterWindowName != NULL) { + ckfree(wmPtr->masterWindowName); + } + if (wmPtr->icon != NULL) { + wmPtr2 = ((TkWindow *) wmPtr->icon)->wmInfoPtr; + wmPtr2->iconFor = NULL; + } + if (wmPtr->iconFor != NULL) { + wmPtr2 = ((TkWindow *) wmPtr->iconFor)->wmInfoPtr; + wmPtr2->icon = NULL; + wmPtr2->hints.flags &= ~IconWindowHint; + } + while (wmPtr->protPtr != NULL) { + ProtocolHandler *protPtr; + + protPtr = wmPtr->protPtr; + wmPtr->protPtr = protPtr->nextPtr; + Tcl_EventuallyFree((ClientData) protPtr, TCL_DYNAMIC); + } + if (wmPtr->cmdArgv != NULL) { + ckfree((char *) wmPtr->cmdArgv); + } + if (wmPtr->clientMachine != NULL) { + ckfree((char *) wmPtr->clientMachine); + } + if (wmPtr->flags & WM_UPDATE_PENDING) { + Tk_CancelIdleCall(UpdateGeometryInfo, (ClientData) winPtr); + } + ckfree((char *) wmPtr); + winPtr->wmInfoPtr = NULL; +} + +/* + *-------------------------------------------------------------- + * + * TkWmSetClass -- + * + * This procedure is invoked whenever a top-level window's + * class is changed. If the window has been mapped then this + * procedure updates the window manager property for the + * class. If the window hasn't been mapped, the update is + * deferred until just before the first mapping. + * + * Results: + * None. + * + * Side effects: + * A window property may get updated. + * + *-------------------------------------------------------------- + */ + +void +TkWmSetClass( + TkWindow *winPtr) /* Newly-created top-level window. */ +{ + return; +} + +/* + *---------------------------------------------------------------------- + * + * Tk_WmCmd -- + * + * This procedure is invoked to process the "wm" Tcl command. + * See the user documentation for details on what it does. + * + * Results: + * A standard Tcl result. + * + * Side effects: + * See the user documentation. + * + *---------------------------------------------------------------------- + */ + + /* ARGSUSED */ +int +Tk_WmCmd( + ClientData clientData, /* Main window associated with + * interpreter. */ + Tcl_Interp *interp, /* Current interpreter. */ + int argc, /* Number of arguments. */ + char **argv) /* Argument strings. */ +{ + Tk_Window tkwin = (Tk_Window) clientData; + TkWindow *winPtr; + register WmInfo *wmPtr; + int c; + size_t length; + + if (argc < 2) { + wrongNumArgs: + Tcl_AppendResult(interp, "wrong # args: should be \"", + argv[0], " option window ?arg ...?\"", (char *) NULL); + return TCL_ERROR; + } + c = argv[1][0]; + length = strlen(argv[1]); + if ((c == 't') && (strncmp(argv[1], "tracing", length) == 0) + && (length >= 3)) { + if ((argc != 2) && (argc != 3)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " tracing ?boolean?\"", (char *) NULL); + return TCL_ERROR; + } + if (argc == 2) { + interp->result = (wmTracing) ? "on" : "off"; + return TCL_OK; + } + return Tcl_GetBoolean(interp, argv[2], &wmTracing); + } + + if (argc < 3) { + goto wrongNumArgs; + } + winPtr = (TkWindow *) Tk_NameToWindow(interp, argv[2], tkwin); + if (winPtr == NULL) { + return TCL_ERROR; + } + if (!(winPtr->flags & TK_TOP_LEVEL)) { + Tcl_AppendResult(interp, "window \"", winPtr->pathName, + "\" isn't a top-level window", (char *) NULL); + return TCL_ERROR; + } + wmPtr = winPtr->wmInfoPtr; + if ((c == 'a') && (strncmp(argv[1], "aspect", length) == 0)) { + int numer1, denom1, numer2, denom2; + + if ((argc != 3) && (argc != 7)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " aspect window ?minNumer minDenom ", + "maxNumer maxDenom?\"", (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + if (wmPtr->sizeHintsFlags & PAspect) { + sprintf(interp->result, "%d %d %d %d", wmPtr->minAspect.x, + wmPtr->minAspect.y, wmPtr->maxAspect.x, + wmPtr->maxAspect.y); + } + return TCL_OK; + } + if (*argv[3] == '\0') { + wmPtr->sizeHintsFlags &= ~PAspect; + } else { + if ((Tcl_GetInt(interp, argv[3], &numer1) != TCL_OK) + || (Tcl_GetInt(interp, argv[4], &denom1) != TCL_OK) + || (Tcl_GetInt(interp, argv[5], &numer2) != TCL_OK) + || (Tcl_GetInt(interp, argv[6], &denom2) != TCL_OK)) { + return TCL_ERROR; + } + if ((numer1 <= 0) || (denom1 <= 0) || (numer2 <= 0) || + (denom2 <= 0)) { + interp->result = "aspect number can't be <= 0"; + return TCL_ERROR; + } + wmPtr->minAspect.x = numer1; + wmPtr->minAspect.y = denom1; + wmPtr->maxAspect.x = numer2; + wmPtr->maxAspect.y = denom2; + wmPtr->sizeHintsFlags |= PAspect; + } + wmPtr->flags |= WM_UPDATE_SIZE_HINTS; + goto updateGeom; + } else if ((c == 'c') && (strncmp(argv[1], "client", length) == 0) + && (length >= 2)) { + if ((argc != 3) && (argc != 4)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " client window ?name?\"", + (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + if (wmPtr->clientMachine != NULL) { + interp->result = wmPtr->clientMachine; + } + return TCL_OK; + } + if (argv[3][0] == 0) { + if (wmPtr->clientMachine != NULL) { + ckfree((char *) wmPtr->clientMachine); + wmPtr->clientMachine = NULL; + } + return TCL_OK; + } + if (wmPtr->clientMachine != NULL) { + ckfree((char *) wmPtr->clientMachine); + } + wmPtr->clientMachine = (char *) + ckalloc((unsigned) (strlen(argv[3]) + 1)); + strcpy(wmPtr->clientMachine, argv[3]); + } else if ((c == 'c') && (strncmp(argv[1], "colormapwindows", length) == 0) + && (length >= 3)) { + TkWindow **cmapList; + TkWindow *winPtr2; + int i, windowArgc, gotToplevel; + char **windowArgv; + + if ((argc != 3) && (argc != 4)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " colormapwindows window ?windowList?\"", + (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + Tk_MakeWindowExist((Tk_Window) winPtr); + for (i = 0; i < wmPtr->cmapCount; i++) { + if ((i == (wmPtr->cmapCount-1)) + && (wmPtr->flags & WM_ADDED_TOPLEVEL_COLORMAP)) { + break; + } + Tcl_AppendElement(interp, wmPtr->cmapList[i]->pathName); + } + return TCL_OK; + } + if (Tcl_SplitList(interp, argv[3], &windowArgc, &windowArgv) + != TCL_OK) { + return TCL_ERROR; + } + cmapList = (TkWindow **) ckalloc((unsigned) + ((windowArgc+1)*sizeof(TkWindow*))); + for (i = 0; i < windowArgc; i++) { + winPtr2 = (TkWindow *) Tk_NameToWindow(interp, windowArgv[i], + tkwin); + if (winPtr2 == NULL) { + ckfree((char *) cmapList); + ckfree((char *) windowArgv); + return TCL_ERROR; + } + if (winPtr2 == winPtr) { + gotToplevel = 1; + } + if (winPtr2->window == None) { + Tk_MakeWindowExist((Tk_Window) winPtr2); + } + cmapList[i] = winPtr2; + } + if (!gotToplevel) { + wmPtr->flags |= WM_ADDED_TOPLEVEL_COLORMAP; + cmapList[windowArgc] = winPtr; + windowArgc++; + } else { + wmPtr->flags &= ~WM_ADDED_TOPLEVEL_COLORMAP; + } + wmPtr->flags |= WM_COLORMAPS_EXPLICIT; + if (wmPtr->cmapList != NULL) { + ckfree((char *)wmPtr->cmapList); + } + wmPtr->cmapList = cmapList; + wmPtr->cmapCount = windowArgc; + ckfree((char *) windowArgv); + + /* + * On the Macintosh all of this is just an excercise + * in compatability as we don't support colormaps. If + * we did they would be installed here. + */ + + return TCL_OK; + } else if ((c == 'c') && (strncmp(argv[1], "command", length) == 0) + && (length >= 3)) { + int cmdArgc; + char **cmdArgv; + + if ((argc != 3) && (argc != 4)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " command window ?value?\"", + (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + if (wmPtr->cmdArgv != NULL) { + interp->result = Tcl_Merge(wmPtr->cmdArgc, wmPtr->cmdArgv); + interp->freeProc = (Tcl_FreeProc *) free; + } + return TCL_OK; + } + if (argv[3][0] == 0) { + if (wmPtr->cmdArgv != NULL) { + ckfree((char *) wmPtr->cmdArgv); + wmPtr->cmdArgv = NULL; + } + return TCL_OK; + } + if (Tcl_SplitList(interp, argv[3], &cmdArgc, &cmdArgv) != TCL_OK) { + return TCL_ERROR; + } + if (wmPtr->cmdArgv != NULL) { + ckfree((char *) wmPtr->cmdArgv); + } + wmPtr->cmdArgc = cmdArgc; + wmPtr->cmdArgv = cmdArgv; + } else if ((c == 'd') && (strncmp(argv[1], "deiconify", length) == 0)) { + if (argc != 3) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " deiconify window\"", (char *) NULL); + return TCL_ERROR; + } + if (wmPtr->iconFor != NULL) { + Tcl_AppendResult(interp, "can't deiconify ", argv[2], + ": it is an icon for ", winPtr->pathName, (char *) NULL); + return TCL_ERROR; + } + if (winPtr->flags & TK_EMBEDDED) { + Tcl_AppendResult(interp, "can't deiconify ", winPtr->pathName, + ": it is an embedded window", (char *) NULL); + return TCL_ERROR; + } + + /* + * TODO: may not want to call this function - look at Map events gened. + */ + + TkpWmSetState(winPtr, NormalState); + } else if ((c == 'f') && (strncmp(argv[1], "focusmodel", length) == 0) + && (length >= 2)) { + if ((argc != 3) && (argc != 4)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " focusmodel window ?active|passive?\"", + (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + interp->result = wmPtr->hints.input ? "passive" : "active"; + return TCL_OK; + } + c = argv[3][0]; + length = strlen(argv[3]); + if ((c == 'a') && (strncmp(argv[3], "active", length) == 0)) { + wmPtr->hints.input = False; + } else if ((c == 'p') && (strncmp(argv[3], "passive", length) == 0)) { + wmPtr->hints.input = True; + } else { + Tcl_AppendResult(interp, "bad argument \"", argv[3], + "\": must be active or passive", (char *) NULL); + return TCL_ERROR; + } + } else if ((c == 'f') && (strncmp(argv[1], "frame", length) == 0) + && (length >= 2)) { + Window window; + + if (argc != 3) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " frame window\"", (char *) NULL); + return TCL_ERROR; + } + window = wmPtr->reparent; + if (window == None) { + window = Tk_WindowId((Tk_Window) winPtr); + } + sprintf(interp->result, "0x%x", (unsigned int) window); + } else if ((c == 'g') && (strncmp(argv[1], "geometry", length) == 0) + && (length >= 2)) { + char xSign, ySign; + int width, height; + + if ((argc != 3) && (argc != 4)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " geometry window ?newGeometry?\"", + (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + xSign = (wmPtr->flags & WM_NEGATIVE_X) ? '-' : '+'; + ySign = (wmPtr->flags & WM_NEGATIVE_Y) ? '-' : '+'; + if (wmPtr->gridWin != NULL) { + width = wmPtr->reqGridWidth + (winPtr->changes.width + - winPtr->reqWidth)/wmPtr->widthInc; + height = wmPtr->reqGridHeight + (winPtr->changes.height + - winPtr->reqHeight)/wmPtr->heightInc; + } else { + width = winPtr->changes.width; + height = winPtr->changes.height; + } + sprintf(interp->result, "%dx%d%c%d%c%d", width, height, + xSign, wmPtr->x, ySign, wmPtr->y); + return TCL_OK; + } + if (*argv[3] == '\0') { + wmPtr->width = -1; + wmPtr->height = -1; + goto updateGeom; + } + return ParseGeometry(interp, argv[3], winPtr); + } else if ((c == 'g') && (strncmp(argv[1], "grid", length) == 0) + && (length >= 3)) { + int reqWidth, reqHeight, widthInc, heightInc; + + if ((argc != 3) && (argc != 7)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " grid window ?baseWidth baseHeight ", + "widthInc heightInc?\"", (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + if (wmPtr->sizeHintsFlags & PBaseSize) { + sprintf(interp->result, "%d %d %d %d", wmPtr->reqGridWidth, + wmPtr->reqGridHeight, wmPtr->widthInc, + wmPtr->heightInc); + } + return TCL_OK; + } + if (*argv[3] == '\0') { + /* + * Turn off gridding and reset the width and height + * to make sense as ungridded numbers. + */ + + wmPtr->sizeHintsFlags &= ~(PBaseSize|PResizeInc); + if (wmPtr->width != -1) { + wmPtr->width = winPtr->reqWidth + (wmPtr->width + - wmPtr->reqGridWidth)*wmPtr->widthInc; + wmPtr->height = winPtr->reqHeight + (wmPtr->height + - wmPtr->reqGridHeight)*wmPtr->heightInc; + } + wmPtr->widthInc = 1; + wmPtr->heightInc = 1; + } else { + if ((Tcl_GetInt(interp, argv[3], &reqWidth) != TCL_OK) + || (Tcl_GetInt(interp, argv[4], &reqHeight) != TCL_OK) + || (Tcl_GetInt(interp, argv[5], &widthInc) != TCL_OK) + || (Tcl_GetInt(interp, argv[6], &heightInc) != TCL_OK)) { + return TCL_ERROR; + } + if (reqWidth < 0) { + interp->result = "baseWidth can't be < 0"; + return TCL_ERROR; + } + if (reqHeight < 0) { + interp->result = "baseHeight can't be < 0"; + return TCL_ERROR; + } + if (widthInc < 0) { + interp->result = "widthInc can't be < 0"; + return TCL_ERROR; + } + if (heightInc < 0) { + interp->result = "heightInc can't be < 0"; + return TCL_ERROR; + } + Tk_SetGrid((Tk_Window) winPtr, reqWidth, reqHeight, widthInc, + heightInc); + } + wmPtr->flags |= WM_UPDATE_SIZE_HINTS; + goto updateGeom; + } else if ((c == 'g') && (strncmp(argv[1], "group", length) == 0) + && (length >= 3)) { + Tk_Window tkwin2; + + if ((argc != 3) && (argc != 4)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " group window ?pathName?\"", + (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + if (wmPtr->hints.flags & WindowGroupHint) { + interp->result = wmPtr->leaderName; + } + return TCL_OK; + } + if (*argv[3] == '\0') { + wmPtr->hints.flags &= ~WindowGroupHint; + if (wmPtr->leaderName != NULL) { + ckfree(wmPtr->leaderName); + } + wmPtr->leaderName = NULL; + } else { + tkwin2 = Tk_NameToWindow(interp, argv[3], tkwin); + if (tkwin2 == NULL) { + return TCL_ERROR; + } + Tk_MakeWindowExist(tkwin2); + wmPtr->hints.window_group = Tk_WindowId(tkwin2); + wmPtr->hints.flags |= WindowGroupHint; + wmPtr->leaderName = ckalloc((unsigned) (strlen(argv[3])+1)); + strcpy(wmPtr->leaderName, argv[3]); + } + } else if ((c == 'i') && (strncmp(argv[1], "iconbitmap", length) == 0) + && (length >= 5)) { + Pixmap pixmap; + + if ((argc != 3) && (argc != 4)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " iconbitmap window ?bitmap?\"", + (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + if (wmPtr->hints.flags & IconPixmapHint) { + interp->result = Tk_NameOfBitmap(winPtr->display, + wmPtr->hints.icon_pixmap); + } + return TCL_OK; + } + if (*argv[3] == '\0') { + if (wmPtr->hints.icon_pixmap != None) { + Tk_FreeBitmap(winPtr->display, wmPtr->hints.icon_pixmap); + } + wmPtr->hints.flags &= ~IconPixmapHint; + } else { + pixmap = Tk_GetBitmap(interp, (Tk_Window) winPtr, + Tk_GetUid(argv[3])); + if (pixmap == None) { + return TCL_ERROR; + } + wmPtr->hints.icon_pixmap = pixmap; + wmPtr->hints.flags |= IconPixmapHint; + } + } else if ((c == 'i') && (strncmp(argv[1], "iconify", length) == 0) + && (length >= 5)) { + if (argc != 3) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " iconify window\"", (char *) NULL); + return TCL_ERROR; + } + if (Tk_Attributes((Tk_Window) winPtr)->override_redirect) { + Tcl_AppendResult(interp, "can't iconify \"", winPtr->pathName, + "\": override-redirect flag is set", (char *) NULL); + return TCL_ERROR; + } + if (wmPtr->master != None) { + Tcl_AppendResult(interp, "can't iconify \"", winPtr->pathName, + "\": it is a transient", (char *) NULL); + return TCL_ERROR; + } + if (wmPtr->iconFor != NULL) { + Tcl_AppendResult(interp, "can't iconify ", argv[2], + ": it is an icon for ", Tk_PathName(wmPtr->iconFor), + (char *) NULL); + return TCL_ERROR; + } + if (winPtr->flags & TK_EMBEDDED) { + Tcl_AppendResult(interp, "can't iconify ", winPtr->pathName, + ": it is an embedded window", (char *) NULL); + return TCL_ERROR; + } + TkpWmSetState(winPtr, IconicState); + } else if ((c == 'i') && (strncmp(argv[1], "iconmask", length) == 0) + && (length >= 5)) { + Pixmap pixmap; + + if ((argc != 3) && (argc != 4)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " iconmask window ?bitmap?\"", + (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + if (wmPtr->hints.flags & IconMaskHint) { + interp->result = Tk_NameOfBitmap(winPtr->display, + wmPtr->hints.icon_mask); + } + return TCL_OK; + } + if (*argv[3] == '\0') { + if (wmPtr->hints.icon_mask != None) { + Tk_FreeBitmap(winPtr->display, wmPtr->hints.icon_mask); + } + wmPtr->hints.flags &= ~IconMaskHint; + } else { + pixmap = Tk_GetBitmap(interp, tkwin, Tk_GetUid(argv[3])); + if (pixmap == None) { + return TCL_ERROR; + } + wmPtr->hints.icon_mask = pixmap; + wmPtr->hints.flags |= IconMaskHint; + } + } else if ((c == 'i') && (strncmp(argv[1], "iconname", length) == 0) + && (length >= 5)) { + if (argc > 4) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " iconname window ?newName?\"", (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + interp->result = (wmPtr->iconName != NULL) ? wmPtr->iconName : ""; + return TCL_OK; + } else { + wmPtr->iconName = Tk_GetUid(argv[3]); + if (!(wmPtr->flags & WM_NEVER_MAPPED)) { + XSetIconName(winPtr->display, winPtr->window, wmPtr->iconName); + } + } + } else if ((c == 'i') && (strncmp(argv[1], "iconposition", length) == 0) + && (length >= 5)) { + int x, y; + + if ((argc != 3) && (argc != 5)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " iconposition window ?x y?\"", + (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + if (wmPtr->hints.flags & IconPositionHint) { + sprintf(interp->result, "%d %d", wmPtr->hints.icon_x, + wmPtr->hints.icon_y); + } + return TCL_OK; + } + if (*argv[3] == '\0') { + wmPtr->hints.flags &= ~IconPositionHint; + } else { + if ((Tcl_GetInt(interp, argv[3], &x) != TCL_OK) + || (Tcl_GetInt(interp, argv[4], &y) != TCL_OK)){ + return TCL_ERROR; + } + wmPtr->hints.icon_x = x; + wmPtr->hints.icon_y = y; + wmPtr->hints.flags |= IconPositionHint; + } + } else if ((c == 'i') && (strncmp(argv[1], "iconwindow", length) == 0) + && (length >= 5)) { + Tk_Window tkwin2; + WmInfo *wmPtr2; + + if ((argc != 3) && (argc != 4)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " iconwindow window ?pathName?\"", + (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + if (wmPtr->icon != NULL) { + interp->result = Tk_PathName(wmPtr->icon); + } + return TCL_OK; + } + if (*argv[3] == '\0') { + wmPtr->hints.flags &= ~IconWindowHint; + if (wmPtr->icon != NULL) { + wmPtr2 = ((TkWindow *) wmPtr->icon)->wmInfoPtr; + wmPtr2->iconFor = NULL; + wmPtr2->hints.initial_state = WithdrawnState; + } + wmPtr->icon = NULL; + } else { + tkwin2 = Tk_NameToWindow(interp, argv[3], tkwin); + if (tkwin2 == NULL) { + return TCL_ERROR; + } + if (!Tk_IsTopLevel(tkwin2)) { + Tcl_AppendResult(interp, "can't use ", argv[3], + " as icon window: not at top level", (char *) NULL); + return TCL_ERROR; + } + wmPtr2 = ((TkWindow *) tkwin2)->wmInfoPtr; + if (wmPtr2->iconFor != NULL) { + Tcl_AppendResult(interp, argv[3], " is already an icon for ", + Tk_PathName(wmPtr2->iconFor), (char *) NULL); + return TCL_ERROR; + } + if (wmPtr->icon != NULL) { + WmInfo *wmPtr3 = ((TkWindow *) wmPtr->icon)->wmInfoPtr; + wmPtr3->iconFor = NULL; + } + Tk_MakeWindowExist(tkwin2); + wmPtr->hints.icon_window = Tk_WindowId(tkwin2); + wmPtr->hints.flags |= IconWindowHint; + wmPtr->icon = tkwin2; + wmPtr2->iconFor = (Tk_Window) winPtr; + if (!(wmPtr2->flags & WM_NEVER_MAPPED)) { + /* + * Don't have iconwindows on the Mac. We just withdraw. + */ + + Tk_UnmapWindow(tkwin2); + } + } + } else if ((c == 'm') && (strncmp(argv[1], "maxsize", length) == 0) + && (length >= 2)) { + int width, height; + if ((argc != 3) && (argc != 5)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " maxsize window ?width height?\"", (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + sprintf(interp->result, "%d %d", wmPtr->maxWidth, + wmPtr->maxHeight); + return TCL_OK; + } + if ((Tcl_GetInt(interp, argv[3], &width) != TCL_OK) + || (Tcl_GetInt(interp, argv[4], &height) != TCL_OK)) { + return TCL_ERROR; + } + wmPtr->maxWidth = width; + wmPtr->maxHeight = height; + wmPtr->flags |= WM_UPDATE_SIZE_HINTS; + goto updateGeom; + } else if ((c == 'm') && (strncmp(argv[1], "minsize", length) == 0) + && (length >= 2)) { + int width, height; + if ((argc != 3) && (argc != 5)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " minsize window ?width height?\"", (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + sprintf(interp->result, "%d %d", wmPtr->minWidth, + wmPtr->minHeight); + return TCL_OK; + } + if ((Tcl_GetInt(interp, argv[3], &width) != TCL_OK) + || (Tcl_GetInt(interp, argv[4], &height) != TCL_OK)) { + return TCL_ERROR; + } + wmPtr->minWidth = width; + wmPtr->minHeight = height; + wmPtr->flags |= WM_UPDATE_SIZE_HINTS; + goto updateGeom; + } else if ((c == 'o') + && (strncmp(argv[1], "overrideredirect", length) == 0)) { + int boolean; + XSetWindowAttributes atts; + + if ((argc != 3) && (argc != 4)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " overrideredirect window ?boolean?\"", + (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + if (Tk_Attributes((Tk_Window) winPtr)->override_redirect) { + interp->result = "1"; + } else { + interp->result = "0"; + } + return TCL_OK; + } + if (Tcl_GetBoolean(interp, argv[3], &boolean) != TCL_OK) { + return TCL_ERROR; + } + atts.override_redirect = (boolean) ? True : False; + Tk_ChangeWindowAttributes((Tk_Window) winPtr, CWOverrideRedirect, + &atts); + wmPtr->style = (boolean) ? plainDBox : documentProc; + } else if ((c == 'p') && (strncmp(argv[1], "positionfrom", length) == 0) + && (length >= 2)) { + if ((argc != 3) && (argc != 4)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " positionfrom window ?user/program?\"", + (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + if (wmPtr->sizeHintsFlags & USPosition) { + interp->result = "user"; + } else if (wmPtr->sizeHintsFlags & PPosition) { + interp->result = "program"; + } + return TCL_OK; + } + if (*argv[3] == '\0') { + wmPtr->sizeHintsFlags &= ~(USPosition|PPosition); + } else { + c = argv[3][0]; + length = strlen(argv[3]); + if ((c == 'u') && (strncmp(argv[3], "user", length) == 0)) { + wmPtr->sizeHintsFlags &= ~PPosition; + wmPtr->sizeHintsFlags |= USPosition; + } else if ((c == 'p') && + (strncmp(argv[3], "program", length) == 0)) { + wmPtr->sizeHintsFlags &= ~USPosition; + wmPtr->sizeHintsFlags |= PPosition; + } else { + Tcl_AppendResult(interp, "bad argument \"", argv[3], + "\": must be program or user", (char *) NULL); + return TCL_ERROR; + } + } + wmPtr->flags |= WM_UPDATE_SIZE_HINTS; + goto updateGeom; + } else if ((c == 'p') && (strncmp(argv[1], "protocol", length) == 0) + && (length >= 2)) { + register ProtocolHandler *protPtr, *prevPtr; + Atom protocol; + int cmdLength; + + if ((argc < 3) || (argc > 5)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " protocol window ?name? ?command?\"", + (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + /* + * Return a list of all defined protocols for the window. + */ + for (protPtr = wmPtr->protPtr; protPtr != NULL; + protPtr = protPtr->nextPtr) { + Tcl_AppendElement(interp, + Tk_GetAtomName((Tk_Window) winPtr, protPtr->protocol)); + } + return TCL_OK; + } + protocol = Tk_InternAtom((Tk_Window) winPtr, argv[3]); + if (argc == 4) { + /* + * Return the command to handle a given protocol. + */ + for (protPtr = wmPtr->protPtr; protPtr != NULL; + protPtr = protPtr->nextPtr) { + if (protPtr->protocol == protocol) { + interp->result = protPtr->command; + return TCL_OK; + } + } + return TCL_OK; + } + + /* + * Delete any current protocol handler, then create a new + * one with the specified command, unless the command is + * empty. + */ + + for (protPtr = wmPtr->protPtr, prevPtr = NULL; protPtr != NULL; + prevPtr = protPtr, protPtr = protPtr->nextPtr) { + if (protPtr->protocol == protocol) { + if (prevPtr == NULL) { + wmPtr->protPtr = protPtr->nextPtr; + } else { + prevPtr->nextPtr = protPtr->nextPtr; + } + Tcl_EventuallyFree((ClientData) protPtr, TCL_DYNAMIC); + break; + } + } + cmdLength = strlen(argv[4]); + if (cmdLength > 0) { + protPtr = (ProtocolHandler *) ckalloc(HANDLER_SIZE(cmdLength)); + protPtr->protocol = protocol; + protPtr->nextPtr = wmPtr->protPtr; + wmPtr->protPtr = protPtr; + protPtr->interp = interp; + strcpy(protPtr->command, argv[4]); + } + } else if ((c == 'r') && (strncmp(argv[1], "resizable", length) == 0)) { + int width, height; + + if ((argc != 3) && (argc != 5)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " resizable window ?width height?\"", + (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + sprintf(interp->result, "%d %d", + (wmPtr->flags & WM_WIDTH_NOT_RESIZABLE) ? 0 : 1, + (wmPtr->flags & WM_HEIGHT_NOT_RESIZABLE) ? 0 : 1); + return TCL_OK; + } + if ((Tcl_GetBoolean(interp, argv[3], &width) != TCL_OK) + || (Tcl_GetBoolean(interp, argv[4], &height) != TCL_OK)) { + return TCL_ERROR; + } + if (width) { + wmPtr->flags &= ~WM_WIDTH_NOT_RESIZABLE; + } else { + wmPtr->flags |= WM_WIDTH_NOT_RESIZABLE; + } + if (height) { + wmPtr->flags &= ~WM_HEIGHT_NOT_RESIZABLE; + } else { + wmPtr->flags |= WM_HEIGHT_NOT_RESIZABLE; + } + wmPtr->flags |= WM_UPDATE_SIZE_HINTS; + if (wmPtr->scrollWinPtr != NULL) { + TkScrollbarEventuallyRedraw( + (TkScrollbar *) wmPtr->scrollWinPtr->instanceData); + } + goto updateGeom; + } else if ((c == 's') && (strncmp(argv[1], "sizefrom", length) == 0) + && (length >= 2)) { + if ((argc != 3) && (argc != 4)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " sizefrom window ?user|program?\"", + (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + if (wmPtr->sizeHintsFlags & USSize) { + interp->result = "user"; + } else if (wmPtr->sizeHintsFlags & PSize) { + interp->result = "program"; + } + return TCL_OK; + } + if (*argv[3] == '\0') { + wmPtr->sizeHintsFlags &= ~(USSize|PSize); + } else { + c = argv[3][0]; + length = strlen(argv[3]); + if ((c == 'u') && (strncmp(argv[3], "user", length) == 0)) { + wmPtr->sizeHintsFlags &= ~PSize; + wmPtr->sizeHintsFlags |= USSize; + } else if ((c == 'p') + && (strncmp(argv[3], "program", length) == 0)) { + wmPtr->sizeHintsFlags &= ~USSize; + wmPtr->sizeHintsFlags |= PSize; + } else { + Tcl_AppendResult(interp, "bad argument \"", argv[3], + "\": must be program or user", (char *) NULL); + return TCL_ERROR; + } + } + wmPtr->flags |= WM_UPDATE_SIZE_HINTS; + goto updateGeom; + } else if ((c == 's') && (strncmp(argv[1], "state", length) == 0) + && (length >= 2)) { + if (argc != 3) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " state window\"", (char *) NULL); + return TCL_ERROR; + } + if (wmPtr->iconFor != NULL) { + interp->result = "icon"; + } else { + switch (wmPtr->hints.initial_state) { + case NormalState: + interp->result = "normal"; + break; + case IconicState: + interp->result = "iconic"; + break; + case WithdrawnState: + interp->result = "withdrawn"; + break; + case ZoomState: + interp->result = "zoomed"; + break; + } + } + } else if ((c == 't') && (strncmp(argv[1], "title", length) == 0) + && (length >= 2)) { + if (argc > 4) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " title window ?newTitle?\"", (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + interp->result = (wmPtr->titleUid != NULL) ? wmPtr->titleUid + : winPtr->nameUid; + return TCL_OK; + } else { + wmPtr->titleUid = Tk_GetUid(argv[3]); + if (!(wmPtr->flags & WM_NEVER_MAPPED) && !Tk_IsEmbedded(winPtr)) { + TkSetWMName(winPtr, wmPtr->titleUid); + } + } + } else if ((c == 't') && (strncmp(argv[1], "transient", length) == 0) + && (length >= 3)) { + Tk_Window master; + + if ((argc != 3) && (argc != 4)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " transient window ?master?\"", (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + if (wmPtr->master != None) { + interp->result = wmPtr->masterWindowName; + } + return TCL_OK; + } + if (argv[3][0] == '\0') { + wmPtr->master = None; + if (wmPtr->masterWindowName != NULL) { + ckfree(wmPtr->masterWindowName); + } + wmPtr->masterWindowName = NULL; + wmPtr->style = documentProc; + } else { + master = Tk_NameToWindow(interp, argv[3], tkwin); + if (master == NULL) { + return TCL_ERROR; + } + Tk_MakeWindowExist(master); + wmPtr->master = Tk_WindowId(master); + wmPtr->masterWindowName = ckalloc((unsigned) (strlen(argv[3])+1)); + strcpy(wmPtr->masterWindowName, argv[3]); + wmPtr->style = plainDBox; + } + } else if ((c == 'w') && (strncmp(argv[1], "withdraw", length) == 0)) { + if (argc != 3) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " withdraw window\"", (char *) NULL); + return TCL_ERROR; + } + if (wmPtr->iconFor != NULL) { + Tcl_AppendResult(interp, "can't withdraw ", argv[2], + ": it is an icon for ", Tk_PathName(wmPtr->iconFor), + (char *) NULL); + return TCL_ERROR; + } + TkpWmSetState(winPtr, WithdrawnState); + } else { + Tcl_AppendResult(interp, "unknown or ambiguous option \"", argv[1], + "\": must be aspect, client, command, deiconify, ", + "focusmodel, frame, geometry, grid, group, iconbitmap, ", + "iconify, iconmask, iconname, iconposition, ", + "iconwindow, maxsize, minsize, overrideredirect, ", + "positionfrom, protocol, resizable, sizefrom, state, title, ", + "transient, or withdraw", + (char *) NULL); + return TCL_ERROR; + } + return TCL_OK; + + updateGeom: + if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) { + Tk_DoWhenIdle(UpdateGeometryInfo, (ClientData) winPtr); + wmPtr->flags |= WM_UPDATE_PENDING; + } + return TCL_OK; +} + +/* + *---------------------------------------------------------------------- + * + * Tk_SetGrid -- + * + * This procedure is invoked by a widget when it wishes to set a grid + * coordinate system that controls the size of a top-level window. + * It provides a C interface equivalent to the "wm grid" command and + * is usually asscoiated with the -setgrid option. + * + * Results: + * None. + * + * Side effects: + * Grid-related information will be passed to the window manager, so + * that the top-level window associated with tkwin will resize on + * even grid units. If some other window already controls gridding + * for the top-level window then this procedure call has no effect. + * + *---------------------------------------------------------------------- + */ + +void +Tk_SetGrid( + Tk_Window tkwin, /* Token for window. New window mgr info + * will be posted for the top-level window + * associated with this window. */ + int reqWidth, /* Width (in grid units) corresponding to + * the requested geometry for tkwin. */ + int reqHeight, /* Height (in grid units) corresponding to + * the requested geometry for tkwin. */ + int widthInc, int heightInc)/* Pixel increments corresponding to a + * change of one grid unit. */ +{ + TkWindow *winPtr = (TkWindow *) tkwin; + register WmInfo *wmPtr; + + /* + * Find the top-level window for tkwin, plus the window manager + * information. + */ + + while (!(winPtr->flags & TK_TOP_LEVEL)) { + winPtr = winPtr->parentPtr; + } + wmPtr = winPtr->wmInfoPtr; + + if ((wmPtr->gridWin != NULL) && (wmPtr->gridWin != tkwin)) { + return; + } + + if ((wmPtr->reqGridWidth == reqWidth) + && (wmPtr->reqGridHeight == reqHeight) + && (wmPtr->widthInc == widthInc) + && (wmPtr->heightInc == heightInc) + && ((wmPtr->sizeHintsFlags & (PBaseSize|PResizeInc)) + == PBaseSize|PResizeInc)) { + return; + } + + /* + * If gridding was previously off, then forget about any window + * size requests made by the user or via "wm geometry": these are + * in pixel units and there's no easy way to translate them to + * grid units since the new requested size of the top-level window in + * pixels may not yet have been registered yet (it may filter up + * the hierarchy in DoWhenIdle handlers). However, if the window + * has never been mapped yet then just leave the window size alone: + * assume that it is intended to be in grid units but just happened + * to have been specified before this procedure was called. + */ + + if ((wmPtr->gridWin == NULL) && !(wmPtr->flags & WM_NEVER_MAPPED)) { + wmPtr->width = -1; + wmPtr->height = -1; + } + + /* + * Set the new gridding information, and start the process of passing + * all of this information to the window manager. + */ + + wmPtr->gridWin = tkwin; + wmPtr->reqGridWidth = reqWidth; + wmPtr->reqGridHeight = reqHeight; + wmPtr->widthInc = widthInc; + wmPtr->heightInc = heightInc; + wmPtr->sizeHintsFlags |= PBaseSize|PResizeInc; + wmPtr->flags |= WM_UPDATE_SIZE_HINTS; + if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) { + Tk_DoWhenIdle(UpdateGeometryInfo, (ClientData) winPtr); + wmPtr->flags |= WM_UPDATE_PENDING; + } +} + +/* + *---------------------------------------------------------------------- + * + * Tk_UnsetGrid -- + * + * This procedure cancels the effect of a previous call + * to Tk_SetGrid. + * + * Results: + * None. + * + * Side effects: + * If tkwin currently controls gridding for its top-level window, + * gridding is cancelled for that top-level window; if some other + * window controls gridding then this procedure has no effect. + * + *---------------------------------------------------------------------- + */ + +void +Tk_UnsetGrid( + Tk_Window tkwin) /* Token for window that is currently + * controlling gridding. */ +{ + TkWindow *winPtr = (TkWindow *) tkwin; + register WmInfo *wmPtr; + + /* + * Find the top-level window for tkwin, plus the window manager + * information. + */ + + while (!(winPtr->flags & TK_TOP_LEVEL)) { + winPtr = winPtr->parentPtr; + } + wmPtr = winPtr->wmInfoPtr; + if (tkwin != wmPtr->gridWin) { + return; + } + + wmPtr->gridWin = NULL; + wmPtr->sizeHintsFlags &= ~(PBaseSize|PResizeInc); + if (wmPtr->width != -1) { + wmPtr->width = winPtr->reqWidth + (wmPtr->width + - wmPtr->reqGridWidth)*wmPtr->widthInc; + wmPtr->height = winPtr->reqHeight + (wmPtr->height + - wmPtr->reqGridHeight)*wmPtr->heightInc; + } + wmPtr->widthInc = 1; + wmPtr->heightInc = 1; + + wmPtr->flags |= WM_UPDATE_SIZE_HINTS; + if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) { + Tk_DoWhenIdle(UpdateGeometryInfo, (ClientData) winPtr); + wmPtr->flags |= WM_UPDATE_PENDING; + } +} + +/* + *---------------------------------------------------------------------- + * + * TopLevelEventProc -- + * + * This procedure is invoked when a top-level (or other externally- + * managed window) is restructured in any way. + * + * Results: + * None. + * + * Side effects: + * Tk's internal data structures for the window get modified to + * reflect the structural change. + * + *---------------------------------------------------------------------- + */ + +static void +TopLevelEventProc( + ClientData clientData, /* Window for which event occurred. */ + XEvent *eventPtr) /* Event that just happened. */ +{ + register TkWindow *winPtr = (TkWindow *) clientData; + + winPtr->wmInfoPtr->flags |= WM_VROOT_OFFSET_STALE; + if (eventPtr->type == DestroyNotify) { + Tk_ErrorHandler handler; + + if (!(winPtr->flags & TK_ALREADY_DEAD)) { + /* + * A top-level window was deleted externally (e.g., by the window + * manager). This is probably not a good thing, but cleanup as + * best we can. The error handler is needed because + * Tk_DestroyWindow will try to destroy the window, but of course + * it's already gone. + */ + + handler = Tk_CreateErrorHandler(winPtr->display, -1, -1, -1, + (Tk_ErrorProc *) NULL, (ClientData) NULL); + Tk_DestroyWindow((Tk_Window) winPtr); + Tk_DeleteErrorHandler(handler); + } + if (wmTracing) { + printf("TopLevelEventProc: %s deleted\n", winPtr->pathName); + } + } else if (eventPtr->type == ReparentNotify) { + panic("recieved unwanted reparent event"); + } +} + +/* + *---------------------------------------------------------------------- + * + * TopLevelReqProc -- + * + * This procedure is invoked by the geometry manager whenever + * the requested size for a top-level window is changed. + * + * Results: + * None. + * + * Side effects: + * Arrange for the window to be resized to satisfy the request + * (this happens as a when-idle action). + * + *---------------------------------------------------------------------- + */ + + /* ARGSUSED */ +static void +TopLevelReqProc( + ClientData dummy, /* Not used. */ + Tk_Window tkwin) /* Information about window. */ +{ + TkWindow *winPtr = (TkWindow *) tkwin; + WmInfo *wmPtr; + + wmPtr = winPtr->wmInfoPtr; + wmPtr->flags |= WM_UPDATE_SIZE_HINTS; + if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) { + Tk_DoWhenIdle(UpdateGeometryInfo, (ClientData) winPtr); + wmPtr->flags |= WM_UPDATE_PENDING; + } +} + +/* + *---------------------------------------------------------------------- + * + * UpdateGeometryInfo -- + * + * This procedure is invoked when a top-level window is first + * mapped, and also as a when-idle procedure, to bring the + * geometry and/or position of a top-level window back into + * line with what has been requested by the user and/or widgets. + * This procedure doesn't return until the window manager has + * responded to the geometry change. + * + * Results: + * None. + * + * Side effects: + * The window's size and location may change, unless the WM prevents + * that from happening. + * + *---------------------------------------------------------------------- + */ + +static void +UpdateGeometryInfo( + ClientData clientData) /* Pointer to the window's record. */ +{ + register TkWindow *winPtr = (TkWindow *) clientData; + register WmInfo *wmPtr = winPtr->wmInfoPtr; + int x, y, width, height; + unsigned long serial; + + wmPtr->flags &= ~WM_UPDATE_PENDING; + + /* + * Compute the new size for the top-level window. See the + * user documentation for details on this, but the size + * requested depends on (a) the size requested internally + * by the window's widgets, (b) the size requested by the + * user in a "wm geometry" command or via wm-based interactive + * resizing (if any), and (c) whether or not the window is + * gridded. Don't permit sizes <= 0 because this upsets + * the X server. + */ + + if (wmPtr->width == -1) { + width = winPtr->reqWidth; + } else if (wmPtr->gridWin != NULL) { + width = winPtr->reqWidth + + (wmPtr->width - wmPtr->reqGridWidth)*wmPtr->widthInc; + } else { + width = wmPtr->width; + } + if (width <= 0) { + width = 1; + } + if (wmPtr->height == -1) { + height = winPtr->reqHeight; + } else if (wmPtr->gridWin != NULL) { + height = winPtr->reqHeight + + (wmPtr->height - wmPtr->reqGridHeight)*wmPtr->heightInc; + } else { + height = wmPtr->height; + } + if (height <= 0) { + height = 1; + } + + /* + * Compute the new position for the upper-left pixel of the window's + * decorative frame. This is tricky, because we need to include the + * border widths supplied by a reparented parent in this calculation, + * but can't use the parent's current overall size since that may + * change as a result of this code. + */ + + if (wmPtr->flags & WM_NEGATIVE_X) { + x = wmPtr->vRootWidth - wmPtr->x + - (width + (wmPtr->parentWidth - winPtr->changes.width)); + } else { + x = wmPtr->x; + } + if (wmPtr->flags & WM_NEGATIVE_Y) { + y = wmPtr->vRootHeight - wmPtr->y + - (height + (wmPtr->parentHeight - winPtr->changes.height)); + } else { + y = wmPtr->y; + } + + /* + * If the window's size is going to change and the window is + * supposed to not be resizable by the user, then we have to + * update the size hints. There may also be a size-hint-update + * request pending from somewhere else, too. + */ + + if (((width != winPtr->changes.width) + || (height != winPtr->changes.height)) + && (wmPtr->gridWin == NULL) + && ((wmPtr->sizeHintsFlags & (PMinSize|PMaxSize)) == 0)) { + wmPtr->flags |= WM_UPDATE_SIZE_HINTS; + } + if (wmPtr->flags & WM_UPDATE_SIZE_HINTS) { + UpdateSizeHints(winPtr); + } + + /* + * Reconfigure the window if it isn't already configured correctly. + * A few tricky points: + * + * 1. If the window is embedded and the container is also in this + * process, don't actually reconfigure the window; just pass the + * desired size on to the container. Also, zero out any position + * information, since embedded windows are not allowed to move. + * 2. Sometimes the window manager will give us a different size + * than we asked for (e.g. mwm has a minimum size for windows), so + * base the size check on what we *asked for* last time, not what we + * got. + * 3. Don't move window unless a new position has been requested for + * it. This is because of "features" in some window managers (e.g. + * twm, as of 4/24/91) where they don't interpret coordinates + * according to ICCCM. Moving a window to its current location may + * cause it to shift position on the screen. + */ + + if (Tk_IsEmbedded(winPtr)) { + TkWindow *contWinPtr; + + contWinPtr = TkpGetOtherWindow(winPtr); + + /* + * NOTE: Here we should handle out of process embedding. + */ + + if (contWinPtr != NULL) { + /* + * This window is embedded and the container is also in this + * process, so we don't need to do anything special about the + * geometry, except to make sure that the desired size is known + * by the container. Also, zero out any position information, + * since embedded windows are not allowed to move. + */ + + wmPtr->x = wmPtr->y = 0; + wmPtr->flags &= ~(WM_NEGATIVE_X|WM_NEGATIVE_Y); + Tk_GeometryRequest((Tk_Window) contWinPtr, width, height); + } + return; + } + serial = NextRequest(winPtr->display); + if (wmPtr->flags & WM_MOVE_PENDING) { + wmPtr->configWidth = width; + wmPtr->configHeight = height; + if (wmTracing) { + printf( + "UpdateGeometryInfo moving to %d %d, resizing to %d x %d,\n", + x, y, width, height); + } + Tk_MoveResizeWindow((Tk_Window) winPtr, x, y, (unsigned) width, + (unsigned) height); + } else if ((width != wmPtr->configWidth) + || (height != wmPtr->configHeight)) { + wmPtr->configWidth = width; + wmPtr->configHeight = height; + if (wmTracing) { + printf("UpdateGeometryInfo resizing to %d x %d\n", width, height); + } + Tk_ResizeWindow((Tk_Window) winPtr, (unsigned) width, + (unsigned) height); + } else { + return; + } +} + +/* + *-------------------------------------------------------------- + * + * UpdateSizeHints -- + * + * This procedure is called to update the window manager's + * size hints information from the information in a WmInfo + * structure. + * + * Results: + * None. + * + * Side effects: + * Properties get changed for winPtr. + * + *-------------------------------------------------------------- + */ + +static void +UpdateSizeHints( + TkWindow *winPtr) +{ + register WmInfo *wmPtr = winPtr->wmInfoPtr; + XSizeHints *hintsPtr; + + wmPtr->flags &= ~WM_UPDATE_SIZE_HINTS; + + hintsPtr = XAllocSizeHints(); + if (hintsPtr == NULL) { + return; + } + + /* + * Compute the pixel-based sizes for the various fields in the + * size hints structure, based on the grid-based sizes in + * our structure. + */ + + if (wmPtr->gridWin != NULL) { + hintsPtr->base_width = winPtr->reqWidth + - (wmPtr->reqGridWidth * wmPtr->widthInc); + if (hintsPtr->base_width < 0) { + hintsPtr->base_width = 0; + } + hintsPtr->base_height = winPtr->reqHeight + - (wmPtr->reqGridHeight * wmPtr->heightInc); + if (hintsPtr->base_height < 0) { + hintsPtr->base_height = 0; + } + hintsPtr->min_width = hintsPtr->base_width + + (wmPtr->minWidth * wmPtr->widthInc); + hintsPtr->min_height = hintsPtr->base_height + + (wmPtr->minHeight * wmPtr->heightInc); + hintsPtr->max_width = hintsPtr->base_width + + (wmPtr->maxWidth * wmPtr->widthInc); + hintsPtr->max_height = hintsPtr->base_height + + (wmPtr->maxHeight * wmPtr->heightInc); + } else { + hintsPtr->min_width = wmPtr->minWidth; + hintsPtr->min_height = wmPtr->minHeight; + hintsPtr->max_width = wmPtr->maxWidth; + hintsPtr->max_height = wmPtr->maxHeight; + hintsPtr->base_width = 0; + hintsPtr->base_height = 0; + } + hintsPtr->width_inc = wmPtr->widthInc; + hintsPtr->height_inc = wmPtr->heightInc; + hintsPtr->min_aspect.x = wmPtr->minAspect.x; + hintsPtr->min_aspect.y = wmPtr->minAspect.y; + hintsPtr->max_aspect.x = wmPtr->maxAspect.x; + hintsPtr->max_aspect.y = wmPtr->maxAspect.y; + hintsPtr->win_gravity = wmPtr->gravity; + hintsPtr->flags = wmPtr->sizeHintsFlags | PMinSize | PMaxSize; + + /* + * If the window isn't supposed to be resizable, then set the + * minimum and maximum dimensions to be the same. + */ + + if (wmPtr->flags & WM_WIDTH_NOT_RESIZABLE) { + if (wmPtr->width >= 0) { + hintsPtr->min_width = wmPtr->width; + } else { + hintsPtr->min_width = winPtr->reqWidth; + } + hintsPtr->max_width = hintsPtr->min_width; + } + if (wmPtr->flags & WM_HEIGHT_NOT_RESIZABLE) { + if (wmPtr->height >= 0) { + hintsPtr->min_height = wmPtr->height; + } else { + hintsPtr->min_height = winPtr->reqHeight; + } + hintsPtr->max_height = hintsPtr->min_height; + } + + XSetWMNormalHints(winPtr->display, winPtr->window, hintsPtr); + + XFree((char *) hintsPtr); +} + +/* + *-------------------------------------------------------------- + * + * ParseGeometry -- + * + * This procedure parses a geometry string and updates + * information used to control the geometry of a top-level + * window. + * + * Results: + * A standard Tcl return value, plus an error message in + * interp->result if an error occurs. + * + * Side effects: + * The size and/or location of winPtr may change. + * + *-------------------------------------------------------------- + */ + +static int +ParseGeometry( + Tcl_Interp *interp, /* Used for error reporting. */ + char *string, /* String containing new geometry. Has the + * standard form "=wxh+x+y". */ + TkWindow *winPtr) /* Pointer to top-level window whose + * geometry is to be changed. */ +{ + register WmInfo *wmPtr = winPtr->wmInfoPtr; + int x, y, width, height, flags; + char *end; + register char *p = string; + + /* + * The leading "=" is optional. + */ + + if (*p == '=') { + p++; + } + + /* + * Parse the width and height, if they are present. Don't + * actually update any of the fields of wmPtr until we've + * successfully parsed the entire geometry string. + */ + + width = wmPtr->width; + height = wmPtr->height; + x = wmPtr->x; + y = wmPtr->y; + flags = wmPtr->flags; + if (isdigit(UCHAR(*p))) { + width = strtoul(p, &end, 10); + p = end; + if (*p != 'x') { + goto error; + } + p++; + if (!isdigit(UCHAR(*p))) { + goto error; + } + height = strtoul(p, &end, 10); + p = end; + } + + /* + * Parse the X and Y coordinates, if they are present. + */ + + if (*p != '\0') { + flags &= ~(WM_NEGATIVE_X | WM_NEGATIVE_Y); + if (*p == '-') { + flags |= WM_NEGATIVE_X; + } else if (*p != '+') { + goto error; + } + x = strtol(p+1, &end, 10); + p = end; + if (*p == '-') { + flags |= WM_NEGATIVE_Y; + } else if (*p != '+') { + goto error; + } + y = strtol(p+1, &end, 10); + if (*end != '\0') { + goto error; + } + + /* + * Assume that the geometry information came from the user, + * unless an explicit source has been specified. Otherwise + * most window managers assume that the size hints were + * program-specified and they ignore them. + */ + + if ((wmPtr->sizeHintsFlags & (USPosition|PPosition)) == 0) { + wmPtr->sizeHintsFlags |= USPosition; + flags |= WM_UPDATE_SIZE_HINTS; + } + } + + /* + * Everything was parsed OK. Update the fields of *wmPtr and + * arrange for the appropriate information to be percolated out + * to the window manager at the next idle moment. + */ + + wmPtr->width = width; + wmPtr->height = height; + if ((x != wmPtr->x) || (y != wmPtr->y) + || ((flags & (WM_NEGATIVE_X|WM_NEGATIVE_Y)) + != (wmPtr->flags & (WM_NEGATIVE_X|WM_NEGATIVE_Y)))) { + wmPtr->x = x; + wmPtr->y = y; + flags |= WM_MOVE_PENDING; + } + wmPtr->flags = flags; + + if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) { + Tk_DoWhenIdle(UpdateGeometryInfo, (ClientData) winPtr); + wmPtr->flags |= WM_UPDATE_PENDING; + } + return TCL_OK; + + error: + Tcl_AppendResult(interp, "bad geometry specifier \"", + string, "\"", (char *) NULL); + return TCL_ERROR; +} + +/* + *---------------------------------------------------------------------- + * + * Tk_GetRootCoords -- + * + * Given a token for a window, this procedure traces through the + * window's lineage to find the (virtual) root-window coordinates + * corresponding to point (0,0) in the window. + * + * Results: + * The locations pointed to by xPtr and yPtr are filled in with + * the root coordinates of the (0,0) point in tkwin. If a virtual + * root window is in effect for the window, then the coordinates + * in the virtual root are returned. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +void +Tk_GetRootCoords( + Tk_Window tkwin, /* Token for window. */ + int *xPtr, /* Where to store x-displacement of (0,0). */ + int *yPtr) /* Where to store y-displacement of (0,0). */ +{ + int x, y; + register TkWindow *winPtr = (TkWindow *) tkwin; + + /* + * Search back through this window's parents all the way to a + * top-level window, combining the offsets of each window within + * its parent. + */ + + x = y = 0; + while (1) { + x += winPtr->changes.x + winPtr->changes.border_width; + y += winPtr->changes.y + winPtr->changes.border_width; + if (winPtr->flags & TK_TOP_LEVEL) { + if (!(Tk_IsEmbedded(winPtr))) { + x += winPtr->wmInfoPtr->xInParent; + y += winPtr->wmInfoPtr->yInParent; + break; + } else { + TkWindow *otherPtr; + + otherPtr = TkpGetOtherWindow(winPtr); + if (otherPtr != NULL) { + /* + * The container window is in the same application. + * Query its coordinates. + */ + winPtr = otherPtr; + + /* + * Remember to offset by the container window here, + * since at the end of this if branch, we will + * pop out to the container's parent... + */ + + x += winPtr->changes.x + winPtr->changes.border_width; + y += winPtr->changes.y + winPtr->changes.border_width; + + } else { + + /* + * NOTE: Here we should handle + * out of process embedding. + */ + + break; + } + } + } + winPtr = winPtr->parentPtr; + } + *xPtr = x; + *yPtr = y; +} + +/* + *---------------------------------------------------------------------- + * + * Tk_CoordsToWindow -- + * + * This is a Macintosh specific implementation of this function. + * Given the root coordinates of a point, this procedure returns + * the token for the top-most window covering that point, if + * there exists such a window in this application. + * + * Results: + * The return result is either a token for the window corresponding + * to rootX and rootY, or else NULL to indicate that there is no such + * window. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +Tk_Window +Tk_CoordsToWindow( + int rootX, int rootY, /* Coordinates of point in root window. If + * a virtual-root window manager is in use, + * these coordinates refer to the virtual + * root, not the real root. */ + Tk_Window tkwin) /* Token for any window in application; + * used to identify the display. */ +{ + WindowPtr whichWin; + Point where; + Window rootChild; + register TkWindow *winPtr, *childPtr; + TkWindow *nextPtr; /* Coordinates of highest child found so + * far that contains point. */ + int x, y; /* Coordinates in winPtr. */ + int tmpx, tmpy, bd; + + /* + * Step 1: find the top-level window that contains the desired point. + */ + + where.h = rootX; + where.v = rootY; + FindWindow(where, &whichWin); + if (whichWin == NULL) { + return NULL; + } + rootChild = TkMacGetXWindow(whichWin); + winPtr = (TkWindow *) Tk_IdToWindow(tkDisplayList->display, rootChild); + if (winPtr == NULL) { + return NULL; + } + + /* + * Step 2: work down through the hierarchy underneath this window. + * At each level, scan through all the children to find the highest + * one in the stacking order that contains the point. Then repeat + * the whole process on that child. + */ + + x = rootX - winPtr->wmInfoPtr->xInParent; + y = rootY - winPtr->wmInfoPtr->yInParent; + while (1) { + x -= winPtr->changes.x; + y -= winPtr->changes.y; + nextPtr = NULL; + + /* + * Container windows cannot have children. So if it is a container, + * look there, otherwise inspect the children. + */ + + if (Tk_IsContainer(winPtr)) { + childPtr = TkpGetOtherWindow(winPtr); + if (childPtr != NULL) { + if (Tk_IsMapped(childPtr)) { + tmpx = x - childPtr->changes.x; + tmpy = y - childPtr->changes.y; + bd = childPtr->changes.border_width; + + if ((tmpx >= -bd) && (tmpy >= -bd) + && (tmpx < (childPtr->changes.width + bd)) + && (tmpy < (childPtr->changes.height + bd))) { + nextPtr = childPtr; + } + } + } + + + /* + * NOTE: Here we should handle out of process embedding. + */ + + } else { + for (childPtr = winPtr->childList; childPtr != NULL; + childPtr = childPtr->nextPtr) { + if (!Tk_IsMapped(childPtr) || + (childPtr->flags & TK_TOP_LEVEL)) { + continue; + } + tmpx = x - childPtr->changes.x; + tmpy = y - childPtr->changes.y; + bd = childPtr->changes.border_width; + if ((tmpx >= -bd) && (tmpy >= -bd) + && (tmpx < (childPtr->changes.width + bd)) + && (tmpy < (childPtr->changes.height + bd))) { + nextPtr = childPtr; + } + } + } + if (nextPtr == NULL) { + break; + } + winPtr = nextPtr; + } + return (Tk_Window) winPtr; +} + +/* + *---------------------------------------------------------------------- + * + * Tk_TopCoordsToWindow -- + * + * Given a Tk Window, and coordinates of a point relative to that window + * this procedure returns the top-most child of the window (excluding + * toplevels) covering that point, if there exists such a window in this + * application. + * It also sets newX, and newY to the coords of the point relative to the + * window returned. + * + * Results: + * The return result is either a token for the window corresponding + * to rootX and rootY, or else NULL to indicate that there is no such + * window. newX and newY are also set to the coords of the point relative + * to the returned window. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +Tk_Window +Tk_TopCoordsToWindow( + Tk_Window tkwin, /* Token for a Tk Window which defines the; + * coordinates for rootX & rootY */ + int rootX, int rootY, /* Coordinates of a point in tkWin. */ + int *newX, int *newY) /* Coordinates of point in the upperMost child of + * tkWin containing (rootX,rootY) */ +{ + register TkWindow *winPtr, *childPtr; + TkWindow *nextPtr; /* Coordinates of highest child found so + * far that contains point. */ + int x, y; /* Coordinates in winPtr. */ + Window *children; /* Children of winPtr, or NULL. */ + + winPtr = (TkWindow *) tkwin; + x = rootX; + y = rootY; + while (1) { + nextPtr = NULL; + children = NULL; + + /* + * Container windows cannot have children. So if it is a container, + * look there, otherwise inspect the children. + */ + + if (Tk_IsContainer(winPtr)) { + childPtr = TkpGetOtherWindow(winPtr); + if (childPtr != NULL) { + if (Tk_IsMapped(childPtr) && + (x > childPtr->changes.x && + x < childPtr->changes.x + + childPtr->changes.width) && + (y > childPtr->changes.y && + y < childPtr->changes.y + + childPtr->changes.height)) { + nextPtr = childPtr; + } + } + + /* + * NOTE: Here we should handle out of process embedding. + */ + + } else { + + for (childPtr = winPtr->childList; childPtr != NULL; + childPtr = childPtr->nextPtr) { + if (!Tk_IsMapped(childPtr) || + (childPtr->flags & TK_TOP_LEVEL)) { + continue; + } + if (x < childPtr->changes.x || y < childPtr->changes.y) { + continue; + } + if (x > childPtr->changes.x + childPtr->changes.width || + y > childPtr->changes.y + childPtr->changes.height) { + continue; + } + nextPtr = childPtr; + } + } + if (nextPtr == NULL) { + break; + } + winPtr = nextPtr; + x -= winPtr->changes.x; + y -= winPtr->changes.y; + } + *newX = x; + *newY = y; + return (Tk_Window) winPtr; +} + +/* + *---------------------------------------------------------------------- + * + * UpdateVRootGeometry -- + * + * This procedure is called to update all the virtual root + * geometry information in wmPtr. + * + * Results: + * None. + * + * Side effects: + * The vRootX, vRootY, vRootWidth, and vRootHeight fields in + * wmPtr are filled with the most up-to-date information. + * + *---------------------------------------------------------------------- + */ + +static void +UpdateVRootGeometry( + WmInfo *wmPtr) /* Window manager information to be + * updated. The wmPtr->vRoot field must + * be valid. */ +{ + TkWindow *winPtr = wmPtr->winPtr; + unsigned int bd, dummy; + Window dummy2; + Status status; + Tk_ErrorHandler handler; + + /* + * If this isn't a virtual-root window manager, just return information + * about the screen. + */ + + wmPtr->flags &= ~WM_VROOT_OFFSET_STALE; + if (wmPtr->vRoot == None) { + noVRoot: + wmPtr->vRootX = wmPtr->vRootY = 0; + wmPtr->vRootWidth = DisplayWidth(winPtr->display, winPtr->screenNum); + wmPtr->vRootHeight = DisplayHeight(winPtr->display, winPtr->screenNum); + return; + } + + /* + * Refresh the virtual root information if it's out of date. + */ + + handler = Tk_CreateErrorHandler(winPtr->display, -1, -1, -1, + (Tk_ErrorProc *) NULL, (ClientData) NULL); + status = XGetGeometry(winPtr->display, wmPtr->vRoot, + &dummy2, &wmPtr->vRootX, &wmPtr->vRootY, + &wmPtr->vRootWidth, &wmPtr->vRootHeight, &bd, &dummy); + if (wmTracing) { + printf("UpdateVRootGeometry: x = %d, y = %d, width = %d, ", + wmPtr->vRootX, wmPtr->vRootY, wmPtr->vRootWidth); + printf("height = %d, status = %d\n", wmPtr->vRootHeight, status); + } + Tk_DeleteErrorHandler(handler); + if (status == 0) { + /* + * The virtual root is gone! Pretend that it never existed. + */ + + wmPtr->vRoot = None; + goto noVRoot; + } +} + +/* + *---------------------------------------------------------------------- + * + * Tk_GetVRootGeometry -- + * + * This procedure returns information about the virtual root + * window corresponding to a particular Tk window. + * + * Results: + * The values at xPtr, yPtr, widthPtr, and heightPtr are set + * with the offset and dimensions of the root window corresponding + * to tkwin. If tkwin is being managed by a virtual root window + * manager these values correspond to the virtual root window being + * used for tkwin; otherwise the offsets will be 0 and the + * dimensions will be those of the screen. + * + * Side effects: + * Vroot window information is refreshed if it is out of date. + * + *---------------------------------------------------------------------- + */ + +void +Tk_GetVRootGeometry( + Tk_Window tkwin, /* Window whose virtual root is to be + * queried. */ + int *xPtr, int *yPtr, /* Store x and y offsets of virtual root + * here. */ + int *widthPtr, /* Store dimensions of virtual root here. */ + int *heightPtr) +{ + WmInfo *wmPtr; + TkWindow *winPtr = (TkWindow *) tkwin; + + /* + * Find the top-level window for tkwin, and locate the window manager + * information for that window. + */ + + while (!(winPtr->flags & TK_TOP_LEVEL)) { + winPtr = winPtr->parentPtr; + } + wmPtr = winPtr->wmInfoPtr; + + /* + * Make sure that the geometry information is up-to-date, then copy + * it out to the caller. + */ + + if (wmPtr->flags & WM_VROOT_OFFSET_STALE) { + UpdateVRootGeometry(wmPtr); + } + *xPtr = wmPtr->vRootX; + *yPtr = wmPtr->vRootY; + *widthPtr = wmPtr->vRootWidth; + *heightPtr = wmPtr->vRootHeight; +} + +/* + *---------------------------------------------------------------------- + * + * Tk_MoveToplevelWindow -- + * + * This procedure is called instead of Tk_MoveWindow to adjust + * the x-y location of a top-level window. It delays the actual + * move to a later time and keeps window-manager information + * up-to-date with the move + * + * Results: + * None. + * + * Side effects: + * The window is eventually moved so that its upper-left corner + * (actually, the upper-left corner of the window's decorative + * frame, if there is one) is at (x,y). + * + *---------------------------------------------------------------------- + */ + +void +Tk_MoveToplevelWindow( + Tk_Window tkwin, /* Window to move. */ + int x, int y) /* New location for window (within + * parent). */ +{ + TkWindow *winPtr = (TkWindow *) tkwin; + register WmInfo *wmPtr = winPtr->wmInfoPtr; + + if (!(winPtr->flags & TK_TOP_LEVEL)) { + panic("Tk_MoveToplevelWindow called with non-toplevel window"); + } + wmPtr->x = x; + wmPtr->y = y; + wmPtr->flags |= WM_MOVE_PENDING; + wmPtr->flags &= ~(WM_NEGATIVE_X|WM_NEGATIVE_Y); + if ((wmPtr->sizeHintsFlags & (USPosition|PPosition)) == 0) { + wmPtr->sizeHintsFlags |= USPosition; + wmPtr->flags |= WM_UPDATE_SIZE_HINTS; + } + + /* + * If the window has already been mapped, must bring its geometry + * up-to-date immediately, otherwise an event might arrive from the + * server that would overwrite wmPtr->x and wmPtr->y and lose the + * new position. + */ + + if (!(wmPtr->flags & WM_NEVER_MAPPED)) { + if (wmPtr->flags & WM_UPDATE_PENDING) { + Tk_CancelIdleCall(UpdateGeometryInfo, (ClientData) winPtr); + } + UpdateGeometryInfo((ClientData) winPtr); + } +} + +/* + *---------------------------------------------------------------------- + * + * TkWmProtocolEventProc -- + * + * This procedure is called by the Tk_HandleEvent whenever a + * ClientMessage event arrives whose type is "WM_PROTOCOLS". + * This procedure handles the message from the window manager + * in an appropriate fashion. + * + * Results: + * None. + * + * Side effects: + * Depends on what sort of handler, if any, was set up for the + * protocol. + * + *---------------------------------------------------------------------- + */ + +void +TkWmProtocolEventProc( + TkWindow *winPtr, /* Window to which the event was sent. */ + XEvent *eventPtr) /* X event. */ +{ + WmInfo *wmPtr; + register ProtocolHandler *protPtr; + Tcl_Interp *interp; + Atom protocol; + int result; + + wmPtr = winPtr->wmInfoPtr; + if (wmPtr == NULL) { + return; + } + protocol = (Atom) eventPtr->xclient.data.l[0]; + for (protPtr = wmPtr->protPtr; protPtr != NULL; + protPtr = protPtr->nextPtr) { + if (protocol == protPtr->protocol) { + Tcl_Preserve((ClientData) protPtr); + interp = protPtr->interp; + Tcl_Preserve((ClientData) interp); + result = Tcl_GlobalEval(interp, protPtr->command); + if (result != TCL_OK) { + Tcl_AddErrorInfo(interp, "\n (command for \""); + Tcl_AddErrorInfo(interp, + Tk_GetAtomName((Tk_Window) winPtr, protocol)); + Tcl_AddErrorInfo(interp, "\" window manager protocol)"); + Tk_BackgroundError(interp); + } + Tcl_Release((ClientData) interp); + Tcl_Release((ClientData) protPtr); + return; + } + } + + /* + * No handler was present for this protocol. If this is a + * WM_DELETE_WINDOW message then just destroy the window. + */ + + if (protocol == Tk_InternAtom((Tk_Window) winPtr, "WM_DELETE_WINDOW")) { + Tk_DestroyWindow((Tk_Window) winPtr); + } +} + +/* + *---------------------------------------------------------------------- + * + * TkWmRestackToplevel -- + * + * This procedure restacks a top-level window. + * + * Results: + * None. + * + * Side effects: + * WinPtr gets restacked as specified by aboveBelow and otherPtr. + * This procedure doesn't return until the restack has taken + * effect and the ConfigureNotify event for it has been received. + * + *---------------------------------------------------------------------- + */ + +void +TkWmRestackToplevel( + TkWindow *winPtr, /* Window to restack. */ + int aboveBelow, /* Gives relative position for restacking; + * must be Above or Below. */ + TkWindow *otherPtr) /* Window relative to which to restack; + * if NULL, then winPtr gets restacked + * above or below *all* siblings. */ +{ + WmInfo *wmPtr; + WindowPeek macWindow, otherMacWindow, frontWindow; + + wmPtr = winPtr->wmInfoPtr; + + /* + * Get the mac window. Make sure it exists & is mapped. + */ + + if (winPtr->window == None) { + Tk_MakeWindowExist((Tk_Window) winPtr); + } + if (winPtr->wmInfoPtr->flags & WM_NEVER_MAPPED) { + + /* + * Can't set stacking order properly until the window is on the + * screen (mapping it may give it a reparent window), so make sure + * it's on the screen. + */ + + TkWmMapWindow(winPtr); + } + macWindow = (WindowPeek) TkMacGetDrawablePort(winPtr->window); + + /* + * Get the window in which a raise or lower is in relation to. + */ + if (otherPtr != NULL) { + if (otherPtr->window == None) { + Tk_MakeWindowExist((Tk_Window) otherPtr); + } + if (otherPtr->wmInfoPtr->flags & WM_NEVER_MAPPED) { + TkWmMapWindow(otherPtr); + } + otherMacWindow = (WindowPeek) TkMacGetDrawablePort(otherPtr->window); + } else { + otherMacWindow = NULL; + } + + frontWindow = (WindowPeek) FrontWindow(); + if (aboveBelow == Above) { + if (macWindow == frontWindow) { + /* + * Do nothing - it's already at the top. + */ + } else if (otherMacWindow == frontWindow || otherMacWindow == NULL) { + /* + * Raise the window to the top. If the window is visable then + * we also make it the active window. + */ + + if (wmPtr->hints.initial_state == WithdrawnState) { + BringToFront((WindowPtr) macWindow); + } else { + SelectWindow((WindowPtr) macWindow); + } + } else { + /* + * Find the window to be above. (Front window will actually be the + * window to be behind.) Front window is NULL if no other windows. + */ + while (frontWindow != NULL && + frontWindow->nextWindow != otherMacWindow) { + frontWindow = frontWindow->nextWindow; + } + if (frontWindow != NULL) { + SendBehind((WindowPtr) macWindow, (WindowPtr) frontWindow); + } + } + } else { + /* + * Send behind. If it was in front find another window to make active. + */ + if (macWindow == frontWindow) { + if (macWindow->nextWindow != NULL) { + SelectWindow((WindowPtr) macWindow->nextWindow); + } + } + SendBehind((WindowPtr) macWindow, (WindowPtr) otherMacWindow); + } +} + +/* + *---------------------------------------------------------------------- + * + * TkWmAddToColormapWindows -- + * + * This procedure is called to add a given window to the + * WM_COLORMAP_WINDOWS property for its top-level, if it + * isn't already there. It is invoked by the Tk code that + * creates a new colormap, in order to make sure that colormap + * information is propagated to the window manager by default. + * + * Results: + * None. + * + * Side effects: + * WinPtr's window gets added to the WM_COLORMAP_WINDOWS + * property of its nearest top-level ancestor, unless the + * colormaps have been set explicitly with the + * "wm colormapwindows" command. + * + *---------------------------------------------------------------------- + */ + +void +TkWmAddToColormapWindows( + TkWindow *winPtr) /* Window with a non-default colormap. + * Should not be a top-level window. */ +{ + TkWindow *topPtr; + TkWindow **oldPtr, **newPtr; + int count, i; + + if (winPtr->window == None) { + return; + } + + for (topPtr = winPtr->parentPtr; ; topPtr = topPtr->parentPtr) { + if (topPtr == NULL) { + /* + * Window is being deleted. Skip the whole operation. + */ + + return; + } + if (topPtr->flags & TK_TOP_LEVEL) { + break; + } + } + if (topPtr->wmInfoPtr->flags & WM_COLORMAPS_EXPLICIT) { + return; + } + + /* + * Make sure that the window isn't already in the list. + */ + + count = topPtr->wmInfoPtr->cmapCount; + oldPtr = topPtr->wmInfoPtr->cmapList; + + for (i = 0; i < count; i++) { + if (oldPtr[i] == winPtr) { + return; + } + } + + /* + * Make a new bigger array and use it to reset the property. + * Automatically add the toplevel itself as the last element + * of the list. + */ + + newPtr = (TkWindow **) ckalloc((unsigned) ((count+2)*sizeof(TkWindow*))); + if (count > 0) { + memcpy(newPtr, oldPtr, count * sizeof(TkWindow*)); + } + if (count == 0) { + count++; + } + newPtr[count-1] = winPtr; + newPtr[count] = topPtr; + if (oldPtr != NULL) { + ckfree((char *) oldPtr); + } + + topPtr->wmInfoPtr->cmapList = newPtr; + topPtr->wmInfoPtr->cmapCount = count+1; + + /* + * On the Macintosh all of this is just an excercise + * in compatability as we don't support colormaps. If + * we did they would be installed here. + */ +} + +/* + *---------------------------------------------------------------------- + * + * TkWmRemoveFromColormapWindows -- + * + * This procedure is called to remove a given window from the + * WM_COLORMAP_WINDOWS property for its top-level. It is invoked + * when windows are deleted. + * + * Results: + * None. + * + * Side effects: + * WinPtr's window gets removed from the WM_COLORMAP_WINDOWS + * property of its nearest top-level ancestor, unless the + * top-level itself is being deleted too. + * + *---------------------------------------------------------------------- + */ + +void +TkWmRemoveFromColormapWindows( + TkWindow *winPtr) /* Window that may be present in + * WM_COLORMAP_WINDOWS property for its + * top-level. Should not be a top-level + * window. */ +{ + TkWindow *topPtr; + TkWindow **oldPtr; + int count, i, j; + + for (topPtr = winPtr->parentPtr; ; topPtr = topPtr->parentPtr) { + if (topPtr == NULL) { + /* + * Ancestors have been deleted, so skip the whole operation. + * Seems like this can't ever happen? + */ + + return; + } + if (topPtr->flags & TK_TOP_LEVEL) { + break; + } + } + if (topPtr->flags & TK_ALREADY_DEAD) { + /* + * Top-level is being deleted, so there's no need to cleanup + * the WM_COLORMAP_WINDOWS property. + */ + + return; + } + + /* + * Find the window and slide the following ones down to cover + * it up. + */ + + count = topPtr->wmInfoPtr->cmapCount; + oldPtr = topPtr->wmInfoPtr->cmapList; + for (i = 0; i < count; i++) { + if (oldPtr[i] == winPtr) { + for (j = i ; j < count-1; j++) { + oldPtr[j] = oldPtr[j+1]; + } + topPtr->wmInfoPtr->cmapCount = count - 1; + break; + } + } +} + +/* + *---------------------------------------------------------------------- + * + * TkGetPointerCoords -- + * + * Fetch the position of the mouse pointer. + * + * Results: + * *xPtr and *yPtr are filled in with the (virtual) root coordinates + * of the mouse pointer for tkwin's display. If the pointer isn't + * on tkwin's screen, then -1 values are returned for both + * coordinates. The argument tkwin must be a toplevel window. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +void +TkGetPointerCoords( + Tk_Window tkwin, /* Toplevel window that identifies screen + * on which lookup is to be done. */ + int *xPtr, int *yPtr) /* Store pointer coordinates here. */ +{ + Point where; + + GetMouse(&where); + LocalToGlobal(&where); + *xPtr = where.h; + *yPtr = where.v; +} + +/* + *---------------------------------------------------------------------- + * + * InitialWindowBounds -- + * + * This function calculates the initial bounds for a new Mac + * toplevel window. Unless the geometry is specified by the user + * this code will auto place the windows in a cascade diagonially + * across the main monitor of the Mac. + * + * Results: + * The bounds are returned in geometry. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +static void +InitialWindowBounds( + TkWindow *winPtr, /* Window to get initial bounds for. */ + Rect *geometry) /* On return the initial bounds. */ +{ + int x, y; + static int defaultX = 5; + static int defaultY = 45; + + if (!(winPtr->wmInfoPtr->sizeHintsFlags & (USPosition | PPosition))) { + /* + * We will override the program & hopefully place the + * window in a "better" location. + */ + + if (((tcl_macQdPtr->screenBits.bounds.right - defaultX) < 30) || + ((tcl_macQdPtr->screenBits.bounds.bottom - defaultY) < 30)) { + defaultX = 5; + defaultY = 45; + } + x = defaultX; + y = defaultY; + defaultX += 20; + defaultY += 20; + } else { + x = winPtr->wmInfoPtr->x; + y = winPtr->wmInfoPtr->y; + } + + geometry->left = x; + geometry->top = y; + geometry->right = x + winPtr->changes.width; + geometry->bottom = y + winPtr->changes.height; +} + +/* + *---------------------------------------------------------------------- + * + * TkMacResizable -- + * + * This function determines if the passed in window is part of + * a toplevel window that is resizable. If the window is + * resizable in the x, y or both directions, true is returned. + * + * Results: + * True if resizable, false otherwise. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +int +TkMacResizable( + TkWindow *winPtr) /* Tk window or NULL. */ +{ + WmInfo *wmPtr; + + if (winPtr == NULL) { + return false; + } + while (winPtr->wmInfoPtr == NULL) { + winPtr = winPtr->parentPtr; + } + + wmPtr = winPtr->wmInfoPtr; + if ((wmPtr->flags & WM_WIDTH_NOT_RESIZABLE) && + (wmPtr->flags & WM_HEIGHT_NOT_RESIZABLE)) { + return false; + } else { + return true; + } +} + +/* + *---------------------------------------------------------------------- + * + * TkMacGrowToplevel -- + * + * The function is invoked when the user clicks in the grow region + * of a Tk window. The function will handle the dragging + * procedure and not return until completed. Finally, the function + * may place information Tk's event queue is the window was resized. + * + * Results: + * True if events were placed on event queue, false otherwise. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +int +TkMacGrowToplevel( + WindowPtr whichWindow, + Point start) +{ + Point where = start; + + GlobalToLocal(&where); + if (where.h > (whichWindow->portRect.right - 16) && + where.v > (whichWindow->portRect.bottom - 16)) { + + Window window; + TkWindow *winPtr; + WmInfo *wmPtr; + Rect bounds; + long growResult; + + window = TkMacGetXWindow(whichWindow); + winPtr = (TkWindow *) Tk_IdToWindow(tkDisplayList->display, window); + wmPtr = winPtr->wmInfoPtr; + + /* TODO: handle grid size options. */ + if ((wmPtr->flags & WM_WIDTH_NOT_RESIZABLE) && + (wmPtr->flags & WM_HEIGHT_NOT_RESIZABLE)) { + return false; + } + if (wmPtr->flags & WM_WIDTH_NOT_RESIZABLE) { + bounds.left = bounds.right = winPtr->changes.width; + } else { + bounds.left = (wmPtr->minWidth < 64) ? 64 : wmPtr->minWidth; + bounds.right = (wmPtr->maxWidth < 64) ? 64 : wmPtr->maxWidth; + } + if (wmPtr->flags & WM_HEIGHT_NOT_RESIZABLE) { + bounds.top = bounds.bottom = winPtr->changes.height; + } else { + bounds.top = (wmPtr->minHeight < 64) ? 64 : wmPtr->minHeight; + bounds.bottom = (wmPtr->maxHeight < 64) ? 64 : wmPtr->maxHeight; + } + + growResult = GrowWindow(whichWindow, start, &bounds); + + if (growResult != 0) { + SizeWindow(whichWindow, + LoWord(growResult), HiWord(growResult), true); + SetPort(whichWindow); + InvalRect(&whichWindow->portRect); /* TODO: may not be needed */ + TkMacInvalClipRgns(winPtr); + TkGenWMConfigureEvent((Tk_Window) winPtr, -1, -1, + (int) LoWord(growResult), (int) HiWord(growResult), + TK_SIZE_CHANGED); + return true; + } + return false; + } + return false; +} + +/* + *---------------------------------------------------------------------- + * + * TkSetWMName -- + * + * Set the title for a toplevel window. If the window is embedded, + * do not change the window title. + * + * Results: + * None. + * + * Side effects: + * The title of the window is changed. + * + *---------------------------------------------------------------------- + */ + +void +TkSetWMName( + TkWindow *winPtr, + Tk_Uid titleUid) +{ + Str255 pTitle; + GWorldPtr macWin; + + if (Tk_IsEmbedded(winPtr)) { + return; + } + + macWin = TkMacGetDrawablePort(winPtr->window); + + strcpy((char *) pTitle + 1, titleUid); + pTitle[0] = strlen(titleUid); + SetWTitle((WindowPtr) macWin, pTitle); +} + +void +TkGenWMDestroyEvent( + Tk_Window tkwin) +{ + XEvent event; + + event.xany.serial = Tk_Display(tkwin)->request; + event.xany.send_event = False; + event.xany.display = Tk_Display(tkwin); + + event.xclient.window = Tk_WindowId(tkwin); + event.xclient.type = ClientMessage; + event.xclient.message_type = Tk_InternAtom(tkwin, "WM_PROTOCOLS"); + event.xclient.format = 32; + event.xclient.data.l[0] = Tk_InternAtom(tkwin, "WM_DELETE_WINDOW"); + Tk_QueueWindowEvent(&event, TCL_QUEUE_TAIL); +} + +/* + *---------------------------------------------------------------------- + * + * TkGenWMConfigureEvent -- + * + * Generate a ConfigureNotify event for Tk. Depending on the + * value of flag the values of width/height, x/y, or both may + * be changed. + * + * Results: + * None. + * + * Side effects: + * A ConfigureNotify event is sent to Tk. + * + *---------------------------------------------------------------------- + */ + +void +TkGenWMConfigureEvent( + Tk_Window tkwin, + int x, + int y, + int width, + int height, + int flags) +{ + XEvent event; + WmInfo *wmPtr; + TkWindow *winPtr = (TkWindow *) tkwin; + + if (tkwin == NULL) { + return; + } + + event.type = ConfigureNotify; + event.xconfigure.serial = Tk_Display(tkwin)->request; + event.xconfigure.send_event = False; + event.xconfigure.display = Tk_Display(tkwin); + event.xconfigure.event = Tk_WindowId(tkwin); + event.xconfigure.window = Tk_WindowId(tkwin); + event.xconfigure.border_width = winPtr->changes.border_width; + event.xconfigure.override_redirect = winPtr->atts.override_redirect; + if (winPtr->changes.stack_mode == Above) { + event.xconfigure.above = winPtr->changes.sibling; + } else { + event.xconfigure.above = None; + } + + if (flags & TK_LOCATION_CHANGED) { + event.xconfigure.x = x; + event.xconfigure.y = y; + } else { + event.xconfigure.x = Tk_X(tkwin); + event.xconfigure.y = Tk_Y(tkwin); + x = Tk_X(tkwin); + y = Tk_Y(tkwin); + } + if (flags & TK_SIZE_CHANGED) { + event.xconfigure.width = width; + event.xconfigure.height = height; + } else { + event.xconfigure.width = Tk_Width(tkwin); + event.xconfigure.height = Tk_Height(tkwin); + width = Tk_Width(tkwin); + height = Tk_Height(tkwin); + } + + Tk_QueueWindowEvent(&event, TCL_QUEUE_TAIL); + + /* + * Update window manager information. + */ + if (Tk_IsTopLevel(winPtr)) { + wmPtr = winPtr->wmInfoPtr; + if (flags & TK_LOCATION_CHANGED) { + wmPtr->x = x; + wmPtr->y = y; + wmPtr->flags &= ~(WM_NEGATIVE_X | WM_NEGATIVE_Y); + } + if ((flags & TK_SIZE_CHANGED) && + ((width != Tk_Width(tkwin)) || (height != Tk_Height(tkwin)))) { + if ((wmPtr->width == -1) && (width == winPtr->reqWidth)) { + /* + * Don't set external width, since the user didn't change it + * from what the widgets asked for. + */ + } else { + if (wmPtr->gridWin != NULL) { + wmPtr->width = wmPtr->reqGridWidth + + (width - winPtr->reqWidth)/wmPtr->widthInc; + if (wmPtr->width < 0) { + wmPtr->width = 0; + } + } else { + wmPtr->width = width; + } + } + if ((wmPtr->height == -1) && (height == winPtr->reqHeight)) { + /* + * Don't set external height, since the user didn't change it + * from what the widgets asked for. + */ + } else { + if (wmPtr->gridWin != NULL) { + wmPtr->height = wmPtr->reqGridHeight + + (height - winPtr->reqHeight)/wmPtr->heightInc; + if (wmPtr->height < 0) { + wmPtr->height = 0; + } + } else { + wmPtr->height = height; + } + } + wmPtr->configWidth = width; + wmPtr->configHeight = height; + } + } + + /* + * Now set up the changes structure. Under X we wait for the + * ConfigureNotify to set these values. On the Mac we know imediatly that + * this is what we want - so we just set them. However, we need to + * make sure the windows clipping region is marked invalid so the + * change is visable to the subwindow. + */ + winPtr->changes.x = x; + winPtr->changes.y = y; + winPtr->changes.width = width; + winPtr->changes.height = height; + TkMacInvalClipRgns(winPtr); +} + +/* + *---------------------------------------------------------------------- + * + * TkGetTransientMaster -- + * + * If the passed window has the TRANSIENT_FOR property set this + * will return the master window. Otherwise it will return None. + * + * Results: + * The master window or None. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +Window +TkGetTransientMaster( + TkWindow *winPtr) +{ + if (winPtr->wmInfoPtr != NULL) { + return winPtr->wmInfoPtr->master; + } + return None; +} + +/* + *---------------------------------------------------------------------- + * + * TkMacGetXWindow -- + * + * Returns the X window Id associated with the given WindowRef. + * + * Results: + * The window id is returned. None is returned if not a Tk window. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +Window +TkMacGetXWindow( + WindowRef macWinPtr) +{ + register Tcl_HashEntry *hPtr; + + if ((macWinPtr == NULL) || !windowHashInit) { + return None; + } + hPtr = Tcl_FindHashEntry(&windowTable, (char *) macWinPtr); + if (hPtr == NULL) { + return None; + } + return (Window) Tcl_GetHashValue(hPtr); +} + +/* + *---------------------------------------------------------------------- + * + * TkMacZoomToplevel -- + * + * The function is invoked when the user clicks in the zoom region + * of a Tk window. The function will handle the mouse tracking + * for the interaction. If the window is to be zoomed the window + * size is changed and events are generated to let Tk know what + * happened. + * + * Results: + * True if events were placed on event queue, false otherwise. + * + * Side effects: + * The window may be resized & events placed on Tk's queue. + * + *---------------------------------------------------------------------- + */ + +int +TkMacZoomToplevel( + WindowPtr whichWindow, /* The Macintosh window to zoom. */ + Point where, /* The current mouse position. */ + short zoomPart) /* Either inZoomIn or inZoomOut */ +{ + Window window; + Tk_Window tkwin; + Point location = {0, 0}; + int xOffset, yOffset; + WmInfo *wmPtr; + + SetPort(whichWindow); + if (!TrackBox(whichWindow, where, zoomPart)) { + return false; + } + + /* + * We should now zoom the window (as long as it's one of ours). We + * also need to generate an event to let Tk know that the window size + * has changed. + */ + window = TkMacGetXWindow(whichWindow); + tkwin = Tk_IdToWindow(tkDisplayList->display, window); + if (tkwin == NULL) { + return false; + } + + /* + * The following block of code works around a bug in the window + * definition for Apple's floating windows. The zoom behavior is + * broken - we must manually set the standard state (by default + * it's something like 1x1) and we must swap the zoomPart manually + * otherwise we always get the same zoomPart and nothing happens. + */ + wmPtr = ((TkWindow *) tkwin)->wmInfoPtr; + if (wmPtr->style >= floatProc && wmPtr->style <= floatSideZoomGrowProc) { + if (zoomPart == inZoomIn) { + Rect zoomRect = tcl_macQdPtr->screenBits.bounds; + InsetRect(&zoomRect, 60, 60); + SetWindowStandardState(whichWindow, &zoomRect); + zoomPart = inZoomOut; + } else { + zoomPart = inZoomIn; + } + } + + ZoomWindow(whichWindow, zoomPart, false); + InvalRect(&whichWindow->portRect); + TkMacInvalClipRgns((TkWindow *) tkwin); + + LocalToGlobal(&location); + TkMacWindowOffset(whichWindow, &xOffset, &yOffset); + location.h -= xOffset; + location.v -= yOffset; + TkGenWMConfigureEvent(tkwin, location.h, location.v, + whichWindow->portRect.right - whichWindow->portRect.left, + whichWindow->portRect.bottom - whichWindow->portRect.top, + TK_BOTH_CHANGED); + return true; +} + +/* + *---------------------------------------------------------------------- + * + * TkUnsupported1Cmd -- + * + * This procedure is invoked to process the "unsupported1" Tcl + * command. This command allows you to set the style of decoration + * for a Macintosh window. + * + * Results: + * A standard Tcl result. + * + * Side effects: + * Changes the style of a new Mac window. + * + *---------------------------------------------------------------------- + */ + + /* ARGSUSED */ +int +TkUnsupported1Cmd( + ClientData clientData, /* Main window associated with + * interpreter. */ + Tcl_Interp *interp, /* Current interpreter. */ + int argc, /* Number of arguments. */ + char **argv) /* Argument strings. */ +{ + Tk_Window tkwin = (Tk_Window) clientData; + TkWindow *winPtr; + register WmInfo *wmPtr; + int c; + size_t length; + + if (argc < 3) { + wrongNumArgs: + Tcl_AppendResult(interp, "wrong # args: should be \"", + argv[0], " option window ?arg ...?\"", (char *) NULL); + return TCL_ERROR; + } + + winPtr = (TkWindow *) Tk_NameToWindow(interp, argv[2], tkwin); + if (winPtr == NULL) { + return TCL_ERROR; + } + if (!(winPtr->flags & TK_TOP_LEVEL)) { + Tcl_AppendResult(interp, "window \"", winPtr->pathName, + "\" isn't a top-level window", (char *) NULL); + return TCL_ERROR; + } + wmPtr = winPtr->wmInfoPtr; + c = argv[1][0]; + length = strlen(argv[1]); + if ((c == 's') && (strncmp(argv[1], "style", length) == 0)) { + if ((argc != 3) && (argc != 4)) { + Tcl_AppendResult(interp, "wrong # arguments: must be \"", + argv[0], " style window ?windowStyle?\"", + (char *) NULL); + return TCL_ERROR; + } + if (argc == 3) { + switch (wmPtr->style) { + case noGrowDocProc: + case documentProc: + interp->result = "documentProc"; + break; + case dBoxProc: + interp->result = "dBoxProc"; + break; + case plainDBox: + interp->result = "plainDBox"; + break; + case altDBoxProc: + interp->result = "altDBoxProc"; + break; + case movableDBoxProc: + interp->result = "movableDBoxProc"; + break; + case zoomDocProc: + case zoomNoGrow: + interp->result = "zoomDocProc"; + break; + case rDocProc: + interp->result = "rDocProc"; + break; + case floatProc: + case floatGrowProc: + interp->result = "floatProc"; + break; + case floatZoomProc: + case floatZoomGrowProc: + interp->result = "floatZoomProc"; + break; + case floatSideProc: + case floatSideGrowProc: + interp->result = "floatSideProc"; + break; + case floatSideZoomProc: + case floatSideZoomGrowProc: + interp->result = "floatSideZoomProc"; + break; + default: + panic("invalid style"); + } + return TCL_OK; + } + if (strcmp(argv[3], "documentProc") == 0) { + wmPtr->style = documentProc; + } else if (strcmp(argv[3], "noGrowDocProc") == 0) { + wmPtr->style = documentProc; + } else if (strcmp(argv[3], "dBoxProc") == 0) { + wmPtr->style = dBoxProc; + } else if (strcmp(argv[3], "plainDBox") == 0) { + wmPtr->style = plainDBox; + } else if (strcmp(argv[3], "altDBoxProc") == 0) { + wmPtr->style = altDBoxProc; + } else if (strcmp(argv[3], "movableDBoxProc") == 0) { + wmPtr->style = movableDBoxProc; + } else if (strcmp(argv[3], "zoomDocProc") == 0) { + wmPtr->style = zoomDocProc; + } else if (strcmp(argv[3], "zoomNoGrow") == 0) { + wmPtr->style = zoomNoGrow; + } else if (strcmp(argv[3], "rDocProc") == 0) { + wmPtr->style = rDocProc; + } else if (strcmp(argv[3], "floatProc") == 0) { + wmPtr->style = floatGrowProc; + } else if (strcmp(argv[3], "floatGrowProc") == 0) { + wmPtr->style = floatGrowProc; + } else if (strcmp(argv[3], "floatZoomProc") == 0) { + wmPtr->style = floatZoomGrowProc; + } else if (strcmp(argv[3], "floatZoomGrowProc") == 0) { + wmPtr->style = floatZoomGrowProc; + } else if (strcmp(argv[3], "floatSideProc") == 0) { + wmPtr->style = floatSideGrowProc; + } else if (strcmp(argv[3], "floatSideGrowProc") == 0) { + wmPtr->style = floatSideGrowProc; + } else if (strcmp(argv[3], "floatSideZoomProc") == 0) { + wmPtr->style = floatSideZoomGrowProc; + } else if (strcmp(argv[3], "floatSideZoomGrowProc") == 0) { + wmPtr->style = floatSideZoomGrowProc; + } else { + Tcl_AppendResult(interp, "bad style: should be documentProc, ", + "dBoxProc, plainDBox, altDBoxProc, movableDBoxProc, ", + "zoomDocProc, rDocProc, floatProc, floatZoomProc, ", + "floatSideProc, or floatSideZoomProc", + (char *) NULL); + return TCL_ERROR; + } + } else { + Tcl_AppendResult(interp, "unknown or ambiguous option \"", argv[1], + "\": must be style", + (char *) NULL); + return TCL_ERROR; + } + + return TCL_OK; +} + +/* + *---------------------------------------------------------------------- + * + * TkpMakeMenuWindow -- + * + * Configure the window to be either a undecorated pull-down + * (or pop-up) menu, or as a toplevel floating menu (palette). + * + * Results: + * None. + * + * Side effects: + * Changes the style bit used to create a new Mac toplevel. + * + *---------------------------------------------------------------------- + */ + +void +TkpMakeMenuWindow( + Tk_Window tkwin, /* New window. */ + int transient) /* 1 means menu is only posted briefly as + * a popup or pulldown or cascade. 0 means + * menu is always visible, e.g. as a + * floating menu. */ +{ + if (transient) { + ((TkWindow *) tkwin)->wmInfoPtr->style = plainDBox; + } else { + ((TkWindow *) tkwin)->wmInfoPtr->style = floatProc; + ((TkWindow *) tkwin)->wmInfoPtr->flags |= WM_WIDTH_NOT_RESIZABLE; + ((TkWindow *) tkwin)->wmInfoPtr->flags |= WM_HEIGHT_NOT_RESIZABLE; + } +} + +/* + *---------------------------------------------------------------------- + * + * TkMacMakeRealWindowExist -- + * + * This function finally creates the real Macintosh window that + * the Mac actually understands. + * + * Results: + * None. + * + * Side effects: + * A new Macintosh toplevel is created. + * + *---------------------------------------------------------------------- + */ + +void +TkMacMakeRealWindowExist( + TkWindow *winPtr) /* Tk window. */ +{ + WmInfo *wmPtr = winPtr->wmInfoPtr; + WindowRef newWindow = NULL; + MacDrawable *macWin; + Rect geometry; + Tcl_HashEntry *valueHashPtr; + int new; + TkMacWindowList *listPtr; + + if (TkMacHostToplevelExists(winPtr)) { + return; + } + + macWin = (MacDrawable *) winPtr->window; + + /* + * If this is embedded, make sure its container's toplevel exists, + * then return... + */ + + if (Tk_IsEmbedded(winPtr)) { + TkWindow *contWinPtr; + + contWinPtr = TkpGetOtherWindow(winPtr); + if (contWinPtr != NULL) { + TkMacMakeRealWindowExist(contWinPtr->privatePtr->toplevel->winPtr); + macWin->flags |= TK_HOST_EXISTS; + return; + } else { + panic("TkMacMakeRealWindowExist could not find container"); + } + + /* + * NOTE: Here we should handle out of process embedding. + */ + + } + + InitialWindowBounds(winPtr, &geometry); + + newWindow = NewCWindow(NULL, &geometry, "\ptemp", false, + (short) wmPtr->style, (WindowRef) -1, true, 0); + if (newWindow == NULL) { + panic("couldn't allocate new Mac window"); + } + + /* + * Add this window to the list of toplevel windows. + */ + + listPtr = (TkMacWindowList *) ckalloc(sizeof(TkMacWindowList)); + listPtr->nextPtr = tkMacWindowListPtr; + listPtr->winPtr = winPtr; + tkMacWindowListPtr = listPtr; + + macWin->portPtr = (GWorldPtr) newWindow; + MacMoveWindow(newWindow, (int) geometry.left, (int) geometry.top); + SetPort((GrafPtr) newWindow); + + if (!windowHashInit) { + Tcl_InitHashTable(&windowTable, TCL_ONE_WORD_KEYS); + windowHashInit = true; + } + valueHashPtr = Tcl_CreateHashEntry(&windowTable, + (char *) newWindow, &new); + if (!new) { + panic("same macintosh window allocated twice!"); + } + Tcl_SetHashValue(valueHashPtr, macWin); + + macWin->flags |= TK_HOST_EXISTS; +} + +/* + *---------------------------------------------------------------------- + * + * TkMacRegisterOffScreenWindow -- + * + * This function adds the passed in Off Screen Port to the + * hash table that maps Mac windows to root X windows. + * + * Results: + * None. + * + * Side effects: + * An entry is added to the windowTable hash table. + * + *---------------------------------------------------------------------- + */ + +void +TkMacRegisterOffScreenWindow( + Window window, /* Window structure. */ + GWorldPtr portPtr) /* Pointer to a Mac GWorld. */ +{ + WindowRef newWindow = NULL; + MacDrawable *macWin; + Tcl_HashEntry *valueHashPtr; + int new; + + macWin = (MacDrawable *) window; + if (!windowHashInit) { + Tcl_InitHashTable(&windowTable, TCL_ONE_WORD_KEYS); + windowHashInit = true; + } + valueHashPtr = Tcl_CreateHashEntry(&windowTable, + (char *) portPtr, &new); + if (!new) { + panic("same macintosh window allocated twice!"); + } + Tcl_SetHashValue(valueHashPtr, macWin); +} + +/* + *---------------------------------------------------------------------- + * + * TkMacUnregisterMacWindow -- + * + * Given a macintosh port window, this function removes the + * association between this window and the root X window that + * Tk cares about. + * + * Results: + * None. + * + * Side effects: + * An entry is removed from the windowTable hash table. + * + *---------------------------------------------------------------------- + */ + +void +TkMacUnregisterMacWindow( + GWorldPtr portPtr) /* Pointer to a Mac GWorld. */ +{ + if (!windowHashInit) { + panic("TkMacUnregisterMacWindow: unmapping before inited");; + } + Tcl_DeleteHashEntry(Tcl_FindHashEntry(&windowTable, + (char *) portPtr)); +} + +/* + *---------------------------------------------------------------------- + * + * TkMacSetScrollbarGrow -- + * + * Sets a flag for a toplevel window indicating that the passed + * Tk scrollbar window will display the grow region for the + * toplevel window. + * + * Results: + * None. + * + * Side effects: + * A flag is set int windows toplevel parent. + * + *---------------------------------------------------------------------- + */ + +void +TkMacSetScrollbarGrow( + TkWindow *winPtr, /* Tk scrollbar window. */ + int flag) /* Boolean value true or false. */ +{ + if (flag) { + winPtr->privatePtr->toplevel->flags |= TK_SCROLLBAR_GROW; + winPtr->privatePtr->toplevel->winPtr->wmInfoPtr->scrollWinPtr = winPtr; + } else if (winPtr->privatePtr->toplevel->winPtr->wmInfoPtr->scrollWinPtr + == winPtr) { + winPtr->privatePtr->toplevel->flags &= ~TK_SCROLLBAR_GROW; + winPtr->privatePtr->toplevel->winPtr->wmInfoPtr->scrollWinPtr = NULL; + } +} + +/* + *---------------------------------------------------------------------- + * + * TkMacGetScrollbarGrowWindow -- + * + * Tests to see if a given window's toplevel window contains a + * scrollbar that will draw the GrowIcon for the window. + * + * Results: + * Boolean value. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +TkWindow * +TkMacGetScrollbarGrowWindow( + TkWindow *winPtr) /* Tk window. */ +{ + TkWindow *scrollWinPtr; + + if (winPtr == NULL) { + return NULL; + } + scrollWinPtr = + winPtr->privatePtr->toplevel->winPtr->wmInfoPtr->scrollWinPtr; + if (winPtr != NULL) { + /* + * We need to confirm the window exists. + */ + if ((Tk_Window) scrollWinPtr != + Tk_IdToWindow(winPtr->display, winPtr->window)) { + scrollWinPtr = NULL; + } + } + return scrollWinPtr; +} + +/* + *---------------------------------------------------------------------- + * + * TkWmFocusToplevel -- + * + * This is a utility procedure invoked by focus-management code. It + * exists because of the extra wrapper windows that exist under + * Unix; its job is to map from wrapper windows to the + * corresponding toplevel windows. On PCs and Macs there are no + * wrapper windows so no mapping is necessary; this procedure just + * determines whether a window is a toplevel or not. + * + * Results: + * If winPtr is a toplevel window, returns the pointer to the + * window; otherwise returns NULL. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +TkWindow * +TkWmFocusToplevel( + TkWindow *winPtr) /* Window that received a focus-related + * event. */ +{ + if (!(winPtr->flags & TK_TOP_LEVEL)) { + return NULL; + } + return winPtr; +} + +/* + *---------------------------------------------------------------------- + * + * TkpGetWrapperWindow -- + * + * This is a utility procedure invoked by focus-management code. It + * maps to the wrapper for a top-level, which is just the same + * as the top-level on Macs and PCs. + * + * Results: + * If winPtr is a toplevel window, returns the pointer to the + * window; otherwise returns NULL. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +TkWindow * +TkpGetWrapperWindow( + TkWindow *winPtr) /* Window that received a focus-related + * event. */ +{ + if (!(winPtr->flags & TK_TOP_LEVEL)) { + return NULL; + } + return winPtr; +} + +/* + *---------------------------------------------------------------------- + * + * TkpWmSetState -- + * + * Sets the window manager state for the wrapper window of a + * given toplevel window. + * + * Results: + * None. + * + * Side effects: + * May maximize, minimize, restore, or withdraw a window. + * + *---------------------------------------------------------------------- + */ + +void +TkpWmSetState(winPtr, state) + TkWindow *winPtr; /* Toplevel window to operate on. */ + int state; /* One of IconicState, ZoomState, NormalState, + * or WithdrawnState. */ +{ + WmInfo *wmPtr = winPtr->wmInfoPtr; + GWorldPtr macWin; + + wmPtr->hints.initial_state = state; + if (wmPtr->flags & WM_NEVER_MAPPED) { + return; + } + + macWin = TkMacGetDrawablePort(winPtr->window); + + if (state == WithdrawnState) { + Tk_UnmapWindow((Tk_Window) winPtr); + } else if (state == IconicState) { + Tk_UnmapWindow((Tk_Window) winPtr); +#ifdef HAVE_APPEARANCE + if (HaveAppearance()) { + /* + * The window always gets unmapped. However, if we can show the + * icon version of the window (collapsed) we make the window visable + * and then collapse it. + * + * TODO: This approach causes flashing! + */ + + if (IsWindowCollapsable((WindowRef) macWin)) { + ShowWindow((WindowRef) macWin); + CollapseWindow((WindowPtr) macWin, true); + } + } +#endif + } else if (state == NormalState) { + Tk_MapWindow((Tk_Window) winPtr); +#ifdef HAVE_APPEARANCE + if (HaveAppearance()) { + CollapseWindow((WindowPtr) macWin, false); + } +#endif + } else if (state == ZoomState) { + /* TODO: need to support zoomed windows */ + } +} +/* + *---------------------------------------------------------------------- + * + * HaveAppearance -- + * + * Determine if the appearance manager is available on this Mac. + * We cache the result so future calls are fast. + * + * Results: + * True if the appearance manager is present, false otherwise. + * + * Side effects: + * Calls Gestalt to query system values. + * + *---------------------------------------------------------------------- + */ + +static int +HaveAppearance() +{ + static initialized = false; + static int haveAppearance = false; + long response = 0; + OSErr err = noErr; + +#ifdef HAVE_APPEARANCE + if (!initialized) { + err = Gestalt(gestaltAppearanceAttr, &response); + if (err == noErr) { + haveAppearance = true; + } + } +#endif + + return haveAppearance; +} |