summaryrefslogtreecommitdiffstats
path: root/win/tkWinWm.c
diff options
context:
space:
mode:
Diffstat (limited to 'win/tkWinWm.c')
-rw-r--r--win/tkWinWm.c4115
1 files changed, 4115 insertions, 0 deletions
diff --git a/win/tkWinWm.c b/win/tkWinWm.c
new file mode 100644
index 0000000..6ec1a2a
--- /dev/null
+++ b/win/tkWinWm.c
@@ -0,0 +1,4115 @@
+/*
+ * tkWinWm.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) 1995-1997 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: @(#) tkWinWm.c 1.67 97/09/23 17:39:47
+ */
+
+#include "tkWinInt.h"
+
+/*
+ * 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. */
+ HWND wrapper; /* This is the decorative frame window
+ * created by the window manager to wrap
+ * a toplevel window. This window is
+ * a direct child of the root window. */
+ Tk_Uid titleUid; /* Title to display in window caption. If
+ * NULL, use name of widget. */
+ Tk_Uid iconName; /* Name to display in icon. */
+ TkWindow *masterPtr; /* Master window for TRANSIENT_FOR property,
+ * or NULL. */
+ 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. */
+ 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 defMinWidth, defMinHeight, defMaxWidth, defMaxHeight;
+ /* Default resize limits given by system. */
+ 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, or 0 to default. */
+ 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 borderWidth, borderHeight;
+ /* Width and height of window dressing, in
+ * pixels for the current style/exStyle. This
+ * includes the border on both sides of the
+ * window. */
+ int configWidth, configHeight;
+ /* Dimensions passed to last request that we
+ * issued to change geometry of window. Used
+ * to eliminate redundant resize operations. */
+ HMENU hMenu; /* the hMenu associated with this menu */
+ DWORD style, exStyle; /* Style flags for the wrapper window. */
+
+ /*
+ * 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. */
+ struct TkWmInfo *nextPtr; /* Next in list of all top-level windows. */
+} 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_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_COLORAMPS_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.
+ */
+
+#define WM_NEVER_MAPPED (1<<0)
+#define WM_UPDATE_PENDING (1<<1)
+#define WM_NEGATIVE_X (1<<2)
+#define WM_NEGATIVE_Y (1<<3)
+#define WM_UPDATE_SIZE_HINTS (1<<4)
+#define WM_SYNC_PENDING (1<<5)
+#define WM_CREATE_PENDING (1<<6)
+#define WM_MOVE_PENDING (1<<7)
+#define WM_COLORMAPS_EXPLICIT (1<<8)
+#define WM_ADDED_TOPLEVEL_COLORMAP (1<<9)
+#define WM_WIDTH_NOT_RESIZABLE (1<<10)
+#define WM_HEIGHT_NOT_RESIZABLE (1<<11)
+
+/*
+ * Window styles for various types of toplevel windows.
+ */
+
+#define WM_OVERRIDE_STYLE (WS_POPUP|WS_CLIPCHILDREN|CS_DBLCLKS)
+#define EX_OVERRIDE_STYLE (WS_EX_TOOLWINDOW)
+
+#define WM_TOPLEVEL_STYLE (WS_OVERLAPPEDWINDOW|WS_CLIPCHILDREN|CS_DBLCLKS)
+#define EX_TOPLEVEL_STYLE (0)
+
+#define WM_TRANSIENT_STYLE \
+ (WS_POPUP|WS_CAPTION|WS_SYSMENU|WS_CLIPSIBLINGS|CS_DBLCLKS)
+#define EX_TRANSIENT_STYLE (WS_EX_TOOLWINDOW | WS_EX_DLGMODALFRAME)
+
+/*
+ * This module keeps a list of all top-level windows.
+ */
+
+static WmInfo *firstWmPtr = NULL; /* Points to first top-level window. */
+static WmInfo *foregroundWmPtr = NULL; /* Points to the foreground window. */
+
+/*
+ * 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(ClientData dummy, Tk_Window tkwin);
+
+static Tk_GeomMgr wmMgrType = {
+ "wm", /* name */
+ TopLevelReqProc, /* requestProc */
+ (Tk_GeomLostSlaveProc *) NULL, /* lostSlaveProc */
+};
+
+/*
+ * Global system palette. This value always refers to the currently
+ * installed foreground logical palette.
+ */
+
+static HPALETTE systemPalette = NULL;
+
+/*
+ * Window that is being constructed. This value is set immediately
+ * before a call to CreateWindowEx, and is used by SetLimits.
+ * This is a gross hack needed to work around Windows brain damage
+ * where it sends the WM_GETMINMAXINFO message before the WM_CREATE
+ * window.
+ */
+
+static TkWindow *createWindow = NULL;
+
+/*
+ * Flag indicating whether this module has been initialized yet.
+ */
+
+static int initialized = 0;
+
+/*
+ * Class for toplevel windows.
+ */
+
+static WNDCLASS toplevelClass;
+
+/*
+ * This flag is cleared when the first window is mapped in a non-iconic
+ * state.
+ */
+
+static int firstWindow = 1;
+
+/*
+ * Forward declarations for procedures defined in this file:
+ */
+
+static void ConfigureEvent _ANSI_ARGS_((TkWindow *winPtr,
+ XConfigureEvent *eventPtr));
+static void ConfigureTopLevel _ANSI_ARGS_((WINDOWPOS *pos));
+static void GenerateConfigureNotify _ANSI_ARGS_((
+ TkWindow *winPtr));
+static void GetMaxSize _ANSI_ARGS_((WmInfo *wmPtr,
+ int *maxWidthPtr, int *maxHeightPtr));
+static void GetMinSize _ANSI_ARGS_((WmInfo *wmPtr,
+ int *minWidthPtr, int *minHeightPtr));
+static TkWindow * GetTopLevel _ANSI_ARGS_((HWND hwnd));
+static void InitWm _ANSI_ARGS_((void));
+static int InstallColormaps _ANSI_ARGS_((HWND hwnd, int message,
+ int isForemost));
+static void InvalidateSubTree _ANSI_ARGS_((TkWindow *winPtr,
+ Colormap colormap));
+static int ParseGeometry _ANSI_ARGS_((Tcl_Interp *interp,
+ char *string, TkWindow *winPtr));
+static void RefreshColormap _ANSI_ARGS_((Colormap colormap));
+static void SetLimits _ANSI_ARGS_((HWND hwnd, MINMAXINFO *info));
+static LRESULT CALLBACK TopLevelProc _ANSI_ARGS_((HWND hwnd, UINT message,
+ WPARAM wParam, LPARAM lParam));
+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 UpdateWrapper _ANSI_ARGS_((TkWindow *winPtr));
+static LRESULT CALLBACK WmProc _ANSI_ARGS_((HWND hwnd, UINT message,
+ WPARAM wParam, LPARAM lParam));
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * InitWm --
+ *
+ * This routine creates the Wm toplevel decorative frame class.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * Registers a new window class.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static void
+InitWm(void)
+{
+ if (initialized) {
+ return;
+ }
+ initialized = 1;
+
+ toplevelClass.style = CS_HREDRAW | CS_VREDRAW | CS_CLASSDC;
+ toplevelClass.cbClsExtra = 0;
+ toplevelClass.cbWndExtra = 0;
+ toplevelClass.hInstance = Tk_GetHINSTANCE();
+ toplevelClass.hbrBackground = NULL;
+ toplevelClass.lpszMenuName = NULL;
+ toplevelClass.lpszClassName = TK_WIN_TOPLEVEL_CLASS_NAME;
+ toplevelClass.lpfnWndProc = WmProc;
+ toplevelClass.hIcon = LoadIcon(Tk_GetHINSTANCE(), "tk");
+ toplevelClass.hCursor = LoadCursor(NULL, IDC_ARROW);
+
+ if (!RegisterClass(&toplevelClass)) {
+ panic("Unable to register TkTopLevel class");
+ }
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * GetTopLevel --
+ *
+ * This function retrieves the TkWindow associated with the
+ * given HWND.
+ *
+ * Results:
+ * Returns the matching TkWindow.
+ *
+ * Side effects:
+ * None.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static TkWindow *
+GetTopLevel(hwnd)
+ HWND hwnd;
+{
+ /*
+ * If this function is called before the CreateWindowEx call
+ * has completed, then the user data slot will not have been
+ * set yet, so we use the global createWindow variable.
+ */
+
+ if (createWindow) {
+ return createWindow;
+ }
+ return (TkWindow *) GetWindowLong(hwnd, GWL_USERDATA);
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * SetLimits --
+ *
+ * Updates the minimum and maximum window size constraints.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * Changes the values of the info pointer to reflect the current
+ * minimum and maximum size values.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static void
+SetLimits(hwnd, info)
+ HWND hwnd;
+ MINMAXINFO *info;
+{
+ register WmInfo *wmPtr;
+ int maxWidth, maxHeight;
+ int minWidth, minHeight;
+ int base;
+ TkWindow *winPtr = GetTopLevel(hwnd);
+
+ if (winPtr == NULL) {
+ return;
+ }
+
+ wmPtr = winPtr->wmInfoPtr;
+
+ /*
+ * Copy latest constraint info.
+ */
+
+ wmPtr->defMinWidth = info->ptMinTrackSize.x;
+ wmPtr->defMinHeight = info->ptMinTrackSize.y;
+ wmPtr->defMaxWidth = info->ptMaxTrackSize.x;
+ wmPtr->defMaxHeight = info->ptMaxTrackSize.y;
+
+ GetMaxSize(wmPtr, &maxWidth, &maxHeight);
+ GetMinSize(wmPtr, &minWidth, &minHeight);
+
+ if (wmPtr->gridWin != NULL) {
+ base = winPtr->reqWidth - (wmPtr->reqGridWidth * wmPtr->widthInc);
+ if (base < 0) {
+ base = 0;
+ }
+ base += wmPtr->borderWidth;
+ info->ptMinTrackSize.x = base + (minWidth * wmPtr->widthInc);
+ info->ptMaxTrackSize.x = base + (maxWidth * wmPtr->widthInc);
+
+ base = winPtr->reqHeight - (wmPtr->reqGridHeight * wmPtr->heightInc);
+ if (base < 0) {
+ base = 0;
+ }
+ base += wmPtr->borderHeight;
+ info->ptMinTrackSize.y = base + (minHeight * wmPtr->heightInc);
+ info->ptMaxTrackSize.y = base + (maxHeight * wmPtr->heightInc);
+ } else {
+ info->ptMaxTrackSize.x = maxWidth + wmPtr->borderWidth;
+ info->ptMaxTrackSize.y = maxHeight + wmPtr->borderHeight;
+ info->ptMinTrackSize.x = minWidth + wmPtr->borderWidth;
+ info->ptMinTrackSize.y = minHeight + wmPtr->borderHeight;
+ }
+
+ /*
+ * If the window isn't supposed to be resizable, then set the
+ * minimum and maximum dimensions to be the same as the current size.
+ */
+
+ if (!(wmPtr->flags & WM_SYNC_PENDING)) {
+ if (wmPtr->flags & WM_WIDTH_NOT_RESIZABLE) {
+ info->ptMinTrackSize.x = winPtr->changes.width
+ + wmPtr->borderWidth;
+ info->ptMaxTrackSize.x = info->ptMinTrackSize.x;
+ }
+ if (wmPtr->flags & WM_HEIGHT_NOT_RESIZABLE) {
+ info->ptMinTrackSize.y = winPtr->changes.height
+ + wmPtr->borderHeight;
+ info->ptMaxTrackSize.y = info->ptMinTrackSize.y;
+ }
+ }
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkWinWmCleanup --
+ *
+ * Unregisters classes registered by the window manager. This is
+ * called from the DLL main entry point when the DLL is unloaded.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * The window classes are discarded.
+ *
+ *----------------------------------------------------------------------
+ */
+
+void
+TkWinWmCleanup(hInstance)
+ HINSTANCE hInstance;
+{
+ if (!initialized) {
+ return;
+ }
+ initialized = 0;
+
+ UnregisterClass(TK_WIN_TOPLEVEL_CLASS_NAME, hInstance);
+}
+
+/*
+ *--------------------------------------------------------------
+ *
+ * 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(winPtr)
+ TkWindow *winPtr; /* Newly-created top-level window. */
+{
+ register WmInfo *wmPtr;
+
+ wmPtr = (WmInfo *) ckalloc(sizeof(WmInfo));
+ winPtr->wmInfoPtr = wmPtr;
+ wmPtr->winPtr = winPtr;
+ wmPtr->wrapper = NULL;
+ wmPtr->titleUid = NULL;
+ wmPtr->iconName = NULL;
+ wmPtr->masterPtr = NULL;
+ 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->icon = NULL;
+ wmPtr->iconFor = NULL;
+ wmPtr->sizeHintsFlags = 0;
+
+ /*
+ * Default the maximum dimensions to the size of the display.
+ */
+
+ wmPtr->defMinWidth = wmPtr->defMinHeight = 0;
+ wmPtr->defMaxWidth = DisplayWidth(winPtr->display,
+ winPtr->screenNum);
+ wmPtr->defMaxHeight = DisplayHeight(winPtr->display,
+ winPtr->screenNum);
+ wmPtr->minWidth = wmPtr->minHeight = 1;
+ wmPtr->maxWidth = wmPtr->maxHeight = 0;
+ 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->hMenu = NULL;
+ wmPtr->x = winPtr->changes.x;
+ wmPtr->y = winPtr->changes.y;
+ wmPtr->borderWidth = 0;
+ wmPtr->borderHeight = 0;
+
+ wmPtr->cmapList = NULL;
+ wmPtr->cmapCount = 0;
+
+ wmPtr->configWidth = -1;
+ wmPtr->configHeight = -1;
+ wmPtr->protPtr = NULL;
+ wmPtr->cmdArgv = NULL;
+ wmPtr->clientMachine = NULL;
+ wmPtr->flags = WM_NEVER_MAPPED;
+ wmPtr->nextPtr = firstWmPtr;
+ firstWmPtr = 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);
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * UpdateWrapper --
+ *
+ * This function creates the wrapper window that contains the
+ * window decorations and menus for a toplevel. This function
+ * may be called after a window is mapped to change the window
+ * style.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * Destroys any old wrapper window and replaces it with a newly
+ * created wrapper.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static void
+UpdateWrapper(winPtr)
+ TkWindow *winPtr; /* Top-level window to redecorate. */
+{
+ register WmInfo *wmPtr = winPtr->wmInfoPtr;
+ HWND parentHWND = NULL, oldWrapper;
+ HWND child = TkWinGetHWND(winPtr->window);
+ int x, y, width, height, state;
+ WINDOWPLACEMENT place;
+
+ parentHWND = NULL;
+ child = TkWinGetHWND(winPtr->window);
+
+ if (winPtr->flags & TK_EMBEDDED) {
+ wmPtr->wrapper = (HWND) winPtr->privatePtr;
+ if (wmPtr->wrapper == NULL) {
+ panic("TkWmMapWindow: Cannot find container window");
+ }
+ if (!IsWindow(wmPtr->wrapper)) {
+ panic("TkWmMapWindow: Container was destroyed");
+ }
+
+ } else {
+ /*
+ * Pick the decorative frame style. Override redirect windows get
+ * created as undecorated popups. Transient windows get a modal
+ * dialog frame. Neither override, nor transient windows appear in
+ * the Win95 taskbar. Note that a transient window does not resize
+ * by default, so we need to explicitly add the WS_THICKFRAME style
+ * if we want it to be resizeable.
+ */
+
+ if (winPtr->atts.override_redirect) {
+ wmPtr->style = WM_OVERRIDE_STYLE;
+ wmPtr->exStyle = EX_OVERRIDE_STYLE;
+ } else if (wmPtr->masterPtr) {
+ wmPtr->style = WM_TRANSIENT_STYLE;
+ wmPtr->exStyle = EX_TRANSIENT_STYLE;
+ parentHWND = Tk_GetHWND(Tk_WindowId(wmPtr->masterPtr));
+ if (! ((wmPtr->flags & WM_WIDTH_NOT_RESIZABLE) &&
+ (wmPtr->flags & WM_HEIGHT_NOT_RESIZABLE))) {
+ wmPtr->style |= WS_THICKFRAME;
+ }
+ } else {
+ wmPtr->style = WM_TOPLEVEL_STYLE;
+ wmPtr->exStyle = EX_TOPLEVEL_STYLE;
+ }
+
+ /*
+ * Compute the geometry of the parent and child windows.
+ */
+
+ wmPtr->flags |= WM_CREATE_PENDING|WM_MOVE_PENDING;
+ UpdateGeometryInfo((ClientData)winPtr);
+ wmPtr->flags &= ~(WM_CREATE_PENDING|WM_MOVE_PENDING);
+
+ width = wmPtr->borderWidth + winPtr->changes.width;
+ height = wmPtr->borderHeight + winPtr->changes.height;
+
+ /*
+ * Set the initial position from the user or program specified
+ * location. If nothing has been specified, then let the system
+ * pick a location.
+ */
+
+
+ if (!(wmPtr->sizeHintsFlags & (USPosition | PPosition))
+ && (wmPtr->flags & WM_NEVER_MAPPED)) {
+ x = CW_USEDEFAULT;
+ y = CW_USEDEFAULT;
+ } else {
+ x = winPtr->changes.x;
+ y = winPtr->changes.y;
+ }
+
+ /*
+ * Create the containing window, and set the user data to point
+ * to the TkWindow.
+ */
+
+ createWindow = winPtr;
+ wmPtr->wrapper = CreateWindowEx(wmPtr->exStyle,
+ TK_WIN_TOPLEVEL_CLASS_NAME,
+ wmPtr->titleUid, wmPtr->style, x, y, width, height,
+ parentHWND, NULL, Tk_GetHINSTANCE(), NULL);
+ SetWindowLong(wmPtr->wrapper, GWL_USERDATA, (LONG) winPtr);
+ createWindow = NULL;
+
+ place.length = sizeof(WINDOWPLACEMENT);
+ GetWindowPlacement(wmPtr->wrapper, &place);
+ wmPtr->x = place.rcNormalPosition.left;
+ wmPtr->y = place.rcNormalPosition.top;
+
+ TkInstallFrameMenu((Tk_Window) winPtr);
+ }
+
+ /*
+ * Now we need to reparent the contained window and set its
+ * style appropriately. Be sure to update the style first so that
+ * Windows doesn't try to set the focus to the child window.
+ */
+
+ SetWindowLong(child, GWL_STYLE,
+ WS_CHILD | WS_CLIPCHILDREN | WS_CLIPSIBLINGS);
+ if (winPtr->flags & TK_EMBEDDED) {
+ SetWindowLong(child, GWL_WNDPROC, (LONG) TopLevelProc);
+ }
+ oldWrapper = SetParent(child, wmPtr->wrapper);
+ if (oldWrapper && (oldWrapper != wmPtr->wrapper)
+ && (oldWrapper != GetDesktopWindow())) {
+ SetWindowLong(oldWrapper, GWL_USERDATA, (LONG) NULL);
+ DestroyWindow(oldWrapper);
+ }
+ wmPtr->flags &= ~WM_NEVER_MAPPED;
+ SendMessage(wmPtr->wrapper, TK_ATTACHWINDOW, (WPARAM) child, 0);
+
+ /*
+ * Force an initial transition from withdrawn to the real
+ * initial state.
+ */
+
+ state = wmPtr->hints.initial_state;
+ wmPtr->hints.initial_state = WithdrawnState;
+ TkpWmSetState(winPtr, state);
+
+ /*
+ * If we are embedded then force a mapping of the window now,
+ * because we do not necessarily own the wrapper and may not
+ * get another opportunity to map ourselves. We should not be
+ * in either iconified or zoomed states when we get here, so
+ * it is safe to just check for TK_EMBEDDED without checking
+ * what state we are supposed to be in (default to NormalState).
+ */
+
+ if (winPtr->flags & TK_EMBEDDED) {
+ XMapWindow(winPtr->display, winPtr->window);
+ }
+
+ /*
+ * Set up menus on the wrapper if required.
+ */
+
+ if (wmPtr->hMenu != NULL) {
+ wmPtr->flags = WM_SYNC_PENDING;
+ SetMenu(wmPtr->wrapper, wmPtr->hMenu);
+ wmPtr->flags &= ~WM_SYNC_PENDING;
+ }
+
+ /*
+ * If this is the first window created by the application, then
+ * we should activate the initial window.
+ */
+
+ if (firstWindow) {
+ firstWindow = 0;
+ SetActiveWindow(wmPtr->wrapper);
+ }
+}
+
+/*
+ *--------------------------------------------------------------
+ *
+ * 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(winPtr)
+ TkWindow *winPtr; /* Top-level window that's about to
+ * be mapped. */
+{
+ register WmInfo *wmPtr = winPtr->wmInfoPtr;
+
+ if (!initialized) {
+ InitWm();
+ }
+
+ if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
+ if (wmPtr->hints.initial_state == WithdrawnState) {
+ return;
+ }
+
+ /*
+ * Map the window in either the iconified or normal state. Note that
+ * we only send a map event if the window is in the normal state.
+ */
+
+ TkpWmSetState(winPtr, wmPtr->hints.initial_state);
+ }
+
+ /*
+ * 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;
+ }
+ UpdateWrapper(winPtr);
+}
+
+/*
+ *--------------------------------------------------------------
+ *
+ * TkWmUnmapWindow --
+ *
+ * This procedure is invoked to unmap a top-level window. The
+ * only thing it does special is unmap the decorative frame before
+ * unmapping the toplevel window.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * Unmaps the decorative frame and the window.
+ *
+ *--------------------------------------------------------------
+ */
+
+void
+TkWmUnmapWindow(winPtr)
+ TkWindow *winPtr; /* Top-level window that's about to
+ * be unmapped. */
+{
+ TkpWmSetState(winPtr, WithdrawnState);
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * 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;
+ int cmd;
+
+ if (wmPtr->flags & WM_NEVER_MAPPED) {
+ wmPtr->hints.initial_state = state;
+ return;
+ }
+
+ wmPtr->flags |= WM_SYNC_PENDING;
+ if (state == WithdrawnState) {
+ cmd = SW_HIDE;
+ } else if (state == IconicState) {
+ cmd = SW_SHOWMINNOACTIVE;
+ } else if (state == NormalState) {
+ cmd = SW_SHOWNOACTIVATE;
+ } else if (state == ZoomState) {
+ cmd = SW_SHOWMAXIMIZED;
+ }
+ ShowWindow(wmPtr->wrapper, cmd);
+ wmPtr->flags &= ~WM_SYNC_PENDING;
+}
+
+/*
+ *--------------------------------------------------------------
+ *
+ * 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;
+ }
+
+ /*
+ * Clean up event related window info.
+ */
+
+ if (firstWmPtr == wmPtr) {
+ firstWmPtr = wmPtr->nextPtr;
+ } else {
+ register WmInfo *prevPtr;
+ for (prevPtr = firstWmPtr; ; prevPtr = prevPtr->nextPtr) {
+ if (prevPtr == NULL) {
+ panic("couldn't unlink window in TkWmDeadWindow");
+ }
+ if (prevPtr->nextPtr == wmPtr) {
+ prevPtr->nextPtr = wmPtr->nextPtr;
+ break;
+ }
+ }
+ }
+
+ /*
+ * Reset all transient windows whose master is the dead window.
+ */
+
+ for (wmPtr2 = firstWmPtr; wmPtr2 != NULL; wmPtr2 = wmPtr2->nextPtr) {
+ if (wmPtr2->masterPtr == winPtr) {
+ wmPtr2->masterPtr = NULL;
+ if ((wmPtr2->wrapper != None)
+ && !(wmPtr2->flags & (WM_NEVER_MAPPED))) {
+ UpdateWrapper(wmPtr2->winPtr);
+ }
+ }
+ }
+
+ 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->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) {
+ Tcl_CancelIdleCall(UpdateGeometryInfo, (ClientData) winPtr);
+ }
+
+ /*
+ * Destroy the decorative frame window.
+ */
+
+ if (!(winPtr->flags & TK_EMBEDDED)) {
+ if (wmPtr->wrapper != NULL) {
+ DestroyWindow(wmPtr->wrapper);
+ } else {
+ DestroyWindow(Tk_GetHWND(winPtr->window));
+ }
+ }
+ 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(winPtr)
+ 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, interp, argc, argv)
+ 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;
+ }
+ 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;
+ if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
+ XDeleteProperty(winPtr->display, winPtr->window,
+ Tk_InternAtom((Tk_Window) winPtr,
+ "WM_CLIENT_MACHINE"));
+ }
+ }
+ 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]);
+ if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
+ XTextProperty textProp;
+ if (XStringListToTextProperty(&wmPtr->clientMachine, 1, &textProp)
+ != 0) {
+ XSetWMClientMachine(winPtr->display, winPtr->window,
+ &textProp);
+ XFree((char *) textProp.value);
+ }
+ }
+ } 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);
+
+ /*
+ * Now we need to force the updated colormaps to be installed.
+ */
+
+ if (wmPtr == foregroundWmPtr) {
+ InstallColormaps(wmPtr->wrapper, WM_QUERYNEWPALETTE, 1);
+ } else {
+ InstallColormaps(wmPtr->wrapper, WM_PALETTECHANGED, 0);
+ }
+ 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_DYNAMIC;
+ }
+ return TCL_OK;
+ }
+ if (argv[3][0] == 0) {
+ if (wmPtr->cmdArgv != NULL) {
+ ckfree((char *) wmPtr->cmdArgv);
+ wmPtr->cmdArgv = NULL;
+ if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
+ XDeleteProperty(winPtr->display, winPtr->window,
+ Tk_InternAtom((Tk_Window) winPtr, "WM_COMMAND"));
+ }
+ }
+ 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;
+ if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
+ XSetCommand(winPtr->display, winPtr->window, cmdArgv, cmdArgc);
+ }
+ } 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;
+ }
+ 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)) {
+ HWND hwnd;
+
+ if (argc != 3) {
+ Tcl_AppendResult(interp, "wrong # arguments: must be \"",
+ argv[0], " frame window\"", (char *) NULL);
+ return TCL_ERROR;
+ }
+ hwnd = wmPtr->wrapper;
+ if (hwnd == NULL) {
+ hwnd = Tk_GetHWND(Tk_WindowId((Tk_Window) winPtr));
+ }
+ sprintf(interp->result, "0x%x", (unsigned int) hwnd);
+ } 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);
+ }
+ 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->masterPtr != NULL) {
+ 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 ", winPtr->pathName, (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;
+ XSetWindowAttributes atts;
+
+ 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) {
+ /*
+ * Let the window use button events again, then remove
+ * it as icon window.
+ */
+
+ atts.event_mask = Tk_Attributes(wmPtr->icon)->event_mask
+ | ButtonPressMask;
+ Tk_ChangeWindowAttributes(wmPtr->icon, CWEventMask, &atts);
+ 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;
+
+ /*
+ * Let the window use button events again.
+ */
+
+ atts.event_mask = Tk_Attributes(wmPtr->icon)->event_mask
+ | ButtonPressMask;
+ Tk_ChangeWindowAttributes(wmPtr->icon, CWEventMask, &atts);
+ }
+
+ /*
+ * Disable button events in the icon window: some window
+ * managers (like olvwm) want to get the events themselves,
+ * but X only allows one application at a time to receive
+ * button events for a window.
+ */
+
+ atts.event_mask = Tk_Attributes(tkwin2)->event_mask
+ & ~ButtonPressMask;
+ Tk_ChangeWindowAttributes(tkwin2, CWEventMask, &atts);
+ 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)) {
+ if (XWithdrawWindow(Tk_Display(tkwin2), Tk_WindowId(tkwin2),
+ Tk_ScreenNumber(tkwin2)) == 0) {
+ interp->result =
+ "couldn't send withdraw message to window manager";
+ return TCL_ERROR;
+ }
+ }
+ }
+ } 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) {
+ GetMaxSize(wmPtr, &width, &height);
+ sprintf(interp->result, "%d %d", width, height);
+ 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;
+ 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) {
+ GetMinSize(wmPtr, &width, &height);
+ sprintf(interp->result, "%d %d", width, height);
+ 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;
+ 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);
+ if (!(wmPtr->flags & (WM_NEVER_MAPPED)
+ && !(winPtr->flags & TK_EMBEDDED))) {
+ UpdateWrapper(winPtr);
+ }
+ } 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;
+ }
+ }
+ 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;
+ 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;
+ }
+ }
+ 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) && wmPtr->wrapper != NULL) {
+ SetWindowText(wmPtr->wrapper, wmPtr->titleUid);
+ }
+ }
+ } else if ((c == 't') && (strncmp(argv[1], "transient", length) == 0)
+ && (length >= 3)) {
+ TkWindow *masterPtr;
+
+ 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->masterPtr != NULL) {
+ Tcl_SetResult(interp, Tk_PathName(wmPtr->masterPtr),
+ TCL_STATIC);
+ }
+ return TCL_OK;
+ }
+ if (argv[3][0] == '\0') {
+ wmPtr->masterPtr = NULL;
+ } else {
+ masterPtr = (TkWindow*) Tk_NameToWindow(interp, argv[3], tkwin);
+ if (masterPtr == NULL) {
+ return TCL_ERROR;
+ }
+ if (masterPtr == winPtr) {
+ wmPtr->masterPtr = NULL;
+ } else {
+ Tk_MakeWindowExist((Tk_Window)masterPtr);
+
+ /*
+ * Ensure that the master window is actually a Tk toplevel.
+ */
+
+ while (!(masterPtr->flags & TK_TOP_LEVEL)) {
+ masterPtr = masterPtr->parentPtr;
+ }
+ wmPtr->masterPtr = masterPtr;
+
+ /*
+ * Ensure that the transient window is either mapped or
+ * unmapped like its master.
+ */
+
+ TkpWmSetState(winPtr, NormalState);
+ }
+ }
+ if (!(wmPtr->flags & (WM_NEVER_MAPPED)
+ && !(winPtr->flags & TK_EMBEDDED))) {
+ UpdateWrapper(winPtr);
+ }
+ } 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))) {
+ Tcl_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(tkwin, reqWidth, reqHeight, widthInc, heightInc)
+ 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, 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;
+ if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
+ Tcl_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(tkwin)
+ 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;
+
+ if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
+ Tcl_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, eventPtr)
+ ClientData clientData; /* Window for which event occurred. */
+ XEvent *eventPtr; /* Event that just happened. */
+{
+ register TkWindow *winPtr = (TkWindow *) clientData;
+
+ 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);
+ }
+ }
+ else if (eventPtr->type == ConfigureNotify) {
+ WmInfo *wmPtr;
+ wmPtr = winPtr->wmInfoPtr;
+
+ if (winPtr->flags & TK_EMBEDDED) {
+ Tk_Window tkwin = (Tk_Window)winPtr;
+ SendMessage(wmPtr->wrapper, TK_GEOMETRYREQ, Tk_ReqWidth(tkwin),
+ Tk_ReqHeight(tkwin));
+ }
+ }
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * 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(dummy, tkwin)
+ ClientData dummy; /* Not used. */
+ Tk_Window tkwin; /* Information about window. */
+{
+ TkWindow *winPtr = (TkWindow *) tkwin;
+ WmInfo *wmPtr;
+
+ wmPtr = winPtr->wmInfoPtr;
+ if (winPtr->flags & TK_EMBEDDED) {
+ SendMessage(wmPtr->wrapper, TK_GEOMETRYREQ, Tk_ReqWidth(tkwin),
+ Tk_ReqHeight(tkwin));
+ }
+ if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
+ Tcl_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 system 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 clientData; /* Pointer to the window's record. */
+{
+ int x, y; /* Position of border on desktop. */
+ int width, height; /* Size of client area. */
+ RECT rect;
+ register TkWindow *winPtr = (TkWindow *) clientData;
+ register WmInfo *wmPtr = winPtr->wmInfoPtr;
+
+ wmPtr->flags &= ~WM_UPDATE_PENDING;
+
+ /*
+ * If the window is minimized or maximized, we should not update
+ * our geometry since it will end up with the wrong values.
+ * ConfigureToplevel will reschedule UpdateGeometryInfo when the
+ * state of the window changes.
+ */
+
+ if (IsIconic(wmPtr->wrapper) || IsZoomed(wmPtr->wrapper)) {
+ return;
+ }
+
+ /*
+ * Compute the border size for the current window style. This
+ * size will include the resize handles, the title bar and the
+ * menubar. Note that this size will not be correct if the
+ * menubar spans multiple lines. The height will be off by a
+ * multiple of the menubar height. It really only measures the
+ * minimum size of the border.
+ */
+
+ rect.left = rect.right = rect.top = rect.bottom = 0;
+ AdjustWindowRectEx(&rect, wmPtr->style, wmPtr->hMenu != NULL,
+ wmPtr->exStyle);
+ wmPtr->borderWidth = rect.right - rect.left;
+ wmPtr->borderHeight = rect.bottom - rect.top;
+
+ /*
+ * 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 = DisplayWidth(winPtr->display, winPtr->screenNum) - wmPtr->x
+ - (width + wmPtr->borderWidth);
+ } else {
+ x = wmPtr->x;
+ }
+ if (wmPtr->flags & WM_NEGATIVE_Y) {
+ y = DisplayHeight(winPtr->display, winPtr->screenNum) - wmPtr->y
+ - (height + wmPtr->borderHeight);
+ } else {
+ y = wmPtr->y;
+ }
+
+ /*
+ * If this window is embedded and the container is also in this
+ * process, 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.
+ */
+
+ if (winPtr->flags & TK_BOTH_HALVES) {
+ wmPtr->x = wmPtr->y = 0;
+ wmPtr->flags &= ~(WM_NEGATIVE_X|WM_NEGATIVE_Y);
+ Tk_GeometryRequest((Tk_Window) TkpGetOtherWindow(winPtr),
+ width, height);
+ return;
+ }
+
+ /*
+ * Reconfigure the window if it isn't already configured correctly. Base
+ * the size check on what we *asked for* last time, not what we got.
+ * Return immediately if there have been no changes in the requested
+ * geometry of the toplevel.
+ */
+ /* TODO: need to add flag for possible menu size change */
+
+ if (!((wmPtr->flags & WM_MOVE_PENDING)
+ || (width != wmPtr->configWidth)
+ || (height != wmPtr->configHeight))) {
+ return;
+ }
+ wmPtr->flags &= ~WM_MOVE_PENDING;
+
+ wmPtr->configWidth = width;
+ wmPtr->configHeight = height;
+
+ /*
+ * Don't bother moving the window if we are in the process of
+ * creating it. Just update the geometry info based on what
+ * we asked for.
+ */
+
+ if (wmPtr->flags & WM_CREATE_PENDING) {
+ winPtr->changes.x = x;
+ winPtr->changes.y = y;
+ winPtr->changes.width = width;
+ winPtr->changes.height = height;
+ return;
+ }
+
+ wmPtr->flags |= WM_SYNC_PENDING;
+ if (winPtr->flags & TK_EMBEDDED) {
+ /*
+ * The wrapper window is in a different process, so we need
+ * to send it a geometry request. This protocol assumes that
+ * the other process understands this Tk message, otherwise
+ * our requested geometry will be ignored.
+ */
+
+ SendMessage(wmPtr->wrapper, TK_GEOMETRYREQ, width, height);
+ } else {
+ int reqHeight, reqWidth;
+ RECT windowRect;
+ int menuInc = GetSystemMetrics(SM_CYMENU);
+ int newHeight;
+
+ /*
+ * We have to keep resizing the window until we get the
+ * requested height in the client area. If the client
+ * area has zero height, then the window rect is too
+ * small by definition. Try increasing the border height
+ * and try again. Once we have a positive size, then
+ * we can adjust the height exactly. If the window
+ * rect comes back smaller than we requested, we have
+ * hit the maximum constraints that Windows imposes.
+ * Once we find a positive client size, the next size
+ * is the one we try no matter what.
+ */
+
+ reqHeight = height + wmPtr->borderHeight;
+ reqWidth = width + wmPtr->borderWidth;
+
+ while (1) {
+ MoveWindow(wmPtr->wrapper, x, y, reqWidth, reqHeight, TRUE);
+ GetWindowRect(wmPtr->wrapper, &windowRect);
+ newHeight = windowRect.bottom - windowRect.top;
+
+ /*
+ * If the request wasn't satisfied, we have hit an external
+ * constraint and must stop.
+ */
+
+ if (newHeight < reqHeight) {
+ break;
+ }
+
+ /*
+ * Now check the size of the client area against our ideal.
+ */
+
+ GetClientRect(wmPtr->wrapper, &windowRect);
+ newHeight = windowRect.bottom - windowRect.top;
+
+ if (newHeight == height) {
+ /*
+ * We're done.
+ */
+ break;
+ } else if (newHeight > height) {
+ /*
+ * One last resize to get rid of the extra space.
+ */
+ menuInc = newHeight - height;
+ reqHeight -= menuInc;
+ if (wmPtr->flags & WM_NEGATIVE_Y) {
+ y += menuInc;
+ }
+ MoveWindow(wmPtr->wrapper, x, y, reqWidth, reqHeight, TRUE);
+ break;
+ }
+
+ /*
+ * We didn't get enough space to satisfy our requested
+ * height, so the menu must have wrapped. Increase the
+ * size of the window by one menu height and move the
+ * window if it is positioned relative to the lower right
+ * corner of the screen.
+ */
+
+ reqHeight += menuInc;
+ if (wmPtr->flags & WM_NEGATIVE_Y) {
+ y -= menuInc;
+ }
+ }
+ if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
+ DrawMenuBar(wmPtr->wrapper);
+ }
+ }
+ wmPtr->flags &= ~WM_SYNC_PENDING;
+}
+
+/*
+ *--------------------------------------------------------------
+ *
+ * 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(interp, string, winPtr)
+ 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;
+ }
+ p++;
+ if (!isdigit(UCHAR(*p)) && (*p != '-')) {
+ goto error;
+ }
+ x = strtol(p, &end, 10);
+ p = end;
+ if (*p == '-') {
+ flags |= WM_NEGATIVE_Y;
+ } else if (*p != '+') {
+ goto error;
+ }
+ p++;
+ if (!isdigit(UCHAR(*p)) && (*p != '-')) {
+ goto error;
+ }
+ y = strtol(p, &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;
+ }
+ }
+
+ /*
+ * 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;
+ wmPtr->x = x;
+ wmPtr->y = y;
+ flags |= WM_MOVE_PENDING;
+ wmPtr->flags = flags;
+
+ if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
+ Tcl_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.
+ *
+ * Side effects:
+ * None.
+ *
+ *----------------------------------------------------------------------
+ */
+
+void
+Tk_GetRootCoords(tkwin, xPtr, yPtr)
+ 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). */
+{
+ register TkWindow *winPtr = (TkWindow *) tkwin;
+
+ /*
+ * If the window is mapped, let Windows figure out the translation.
+ */
+
+ if (winPtr->window != None) {
+ HWND hwnd = Tk_GetHWND(winPtr->window);
+ POINT point;
+
+ point.x = 0;
+ point.y = 0;
+
+ ClientToScreen(hwnd, &point);
+
+ *xPtr = point.x;
+ *yPtr = point.y;
+ } else {
+ *xPtr = 0;
+ *yPtr = 0;
+ }
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * Tk_CoordsToWindow --
+ *
+ * Given the (virtual) 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(rootX, rootY, tkwin)
+ int rootX, 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. */
+{
+ POINT pos;
+ HWND hwnd;
+ TkWindow *winPtr;
+
+ pos.x = rootX;
+ pos.y = rootY;
+ hwnd = WindowFromPoint(pos);
+
+ winPtr = (TkWindow *) Tk_HWNDToWindow(hwnd);
+ if (winPtr && (winPtr->mainPtr == ((TkWindow *) tkwin)->mainPtr)) {
+ return (Tk_Window) winPtr;
+ }
+ return NULL;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * 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(tkwin, xPtr, yPtr, widthPtr, heightPtr)
+ Tk_Window tkwin; /* Window whose virtual root is to be
+ * queried. */
+ int *xPtr, *yPtr; /* Store x and y offsets of virtual root
+ * here. */
+ int *widthPtr, *heightPtr; /* Store dimensions of virtual root here. */
+{
+ TkWindow *winPtr = (TkWindow *) tkwin;
+
+ *xPtr = 0;
+ *yPtr = 0;
+ *widthPtr = DisplayWidth(winPtr->display, winPtr->screenNum);
+ *heightPtr = DisplayHeight(winPtr->display, winPtr->screenNum);
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * 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(tkwin, x, y)
+ Tk_Window tkwin; /* Window to move. */
+ int x, 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;
+ }
+
+ /*
+ * 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) {
+ Tcl_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(winPtr, eventPtr)
+ TkWindow *winPtr; /* Window to which the event was sent. */
+ XEvent *eventPtr; /* X event. */
+{
+ WmInfo *wmPtr;
+ register ProtocolHandler *protPtr;
+ Atom protocol;
+ int result;
+ Tcl_Interp *interp;
+
+ 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)");
+ Tcl_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(winPtr, aboveBelow, otherPtr)
+ 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. */
+{
+ HWND hwnd, insertAfter;
+
+ /*
+ * Can't set stacking order properly until the window is on the
+ * screen (mapping it may give it a reparent window).
+ */
+
+ if (winPtr->window == None) {
+ Tk_MakeWindowExist((Tk_Window) winPtr);
+ }
+ if (winPtr->wmInfoPtr->flags & WM_NEVER_MAPPED) {
+ TkWmMapWindow(winPtr);
+ }
+ hwnd = (winPtr->wmInfoPtr->wrapper != NULL)
+ ? winPtr->wmInfoPtr->wrapper : Tk_GetHWND(winPtr->window);
+
+
+ if (otherPtr != NULL) {
+ if (otherPtr->window == None) {
+ Tk_MakeWindowExist((Tk_Window) otherPtr);
+ }
+ if (otherPtr->wmInfoPtr->flags & WM_NEVER_MAPPED) {
+ TkWmMapWindow(otherPtr);
+ }
+ insertAfter = (otherPtr->wmInfoPtr->wrapper != NULL)
+ ? otherPtr->wmInfoPtr->wrapper : Tk_GetHWND(otherPtr->window);
+ } else {
+ insertAfter = NULL;
+ }
+
+ TkWinSetWindowPos(hwnd, insertAfter, aboveBelow);
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * 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(winPtr)
+ 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;
+
+ /*
+ * Now we need to force the updated colormaps to be installed.
+ */
+
+ if (topPtr->wmInfoPtr == foregroundWmPtr) {
+ InstallColormaps(topPtr->wmInfoPtr->wrapper, WM_QUERYNEWPALETTE, 1);
+ } else {
+ InstallColormaps(topPtr->wmInfoPtr->wrapper, WM_PALETTECHANGED, 0);
+ }
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * 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(winPtr)
+ 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;
+ }
+ }
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkWinSetMenu--
+ *
+ * Associcates a given HMENU to a window.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * The menu will end up being drawn in the window, and the geometry
+ * of the window will have to be changed.
+ *
+ *----------------------------------------------------------------------
+ */
+
+void
+TkWinSetMenu(tkwin, hMenu)
+ Tk_Window tkwin; /* the window to put the menu in */
+ HMENU hMenu; /* the menu to set */
+{
+ TkWindow *winPtr = (TkWindow *) tkwin;
+ WmInfo *wmPtr = winPtr->wmInfoPtr;
+
+ wmPtr->hMenu = hMenu;
+
+ if (!(wmPtr->flags & TK_EMBEDDED)) {
+ if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
+ int syncPending = wmPtr->flags & WM_SYNC_PENDING;
+
+ wmPtr->flags |= WM_SYNC_PENDING;
+ SetMenu(wmPtr->wrapper, hMenu);
+ if (!syncPending) {
+ wmPtr->flags &= ~WM_SYNC_PENDING;
+ }
+ }
+ if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
+ Tcl_DoWhenIdle(UpdateGeometryInfo, (ClientData) winPtr);
+ wmPtr->flags |= WM_UPDATE_PENDING|WM_MOVE_PENDING;
+ }
+ }
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * ConfigureTopLevel --
+ *
+ * Generate a ConfigureNotify event based on the current position
+ * information. This procedure is called by TopLevelProc.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * Queues a new event.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static void
+ConfigureTopLevel(pos)
+ WINDOWPOS *pos;
+{
+ TkWindow *winPtr = GetTopLevel(pos->hwnd);
+ WmInfo *wmPtr;
+ int state; /* Current window state. */
+ RECT rect;
+ WINDOWPLACEMENT windowPos;
+
+ if (winPtr == NULL) {
+ return;
+ }
+
+ wmPtr = winPtr->wmInfoPtr;
+
+ /*
+ * Determine the current window state.
+ */
+
+ if (!IsWindowVisible(wmPtr->wrapper)) {
+ state = WithdrawnState;
+ } else {
+ windowPos.length = sizeof(WINDOWPLACEMENT);
+ GetWindowPlacement(wmPtr->wrapper, &windowPos);
+ switch (windowPos.showCmd) {
+ case SW_SHOWMAXIMIZED:
+ state = ZoomState;
+ break;
+ case SW_SHOWMINIMIZED:
+ state = IconicState;
+ break;
+ case SW_SHOWNORMAL:
+ state = NormalState;
+ break;
+ }
+ }
+
+ /*
+ * If the state of the window just changed, be sure to update the
+ * child window information.
+ */
+
+ if (wmPtr->hints.initial_state != state) {
+ wmPtr->hints.initial_state = state;
+ switch (state) {
+ case WithdrawnState:
+ case IconicState:
+ XUnmapWindow(winPtr->display, winPtr->window);
+ break;
+
+ case NormalState:
+ /*
+ * Schedule a geometry update. Since we ignore geometry
+ * requests while in any other state, the geometry info
+ * may be stale.
+ */
+
+ if (!(wmPtr->flags & WM_UPDATE_PENDING)) {
+ Tcl_DoWhenIdle(UpdateGeometryInfo,
+ (ClientData) winPtr);
+ wmPtr->flags |= WM_UPDATE_PENDING;
+ }
+ /* fall through */
+ case ZoomState:
+ XMapWindow(winPtr->display, winPtr->window);
+ pos->flags |= SWP_NOMOVE | SWP_NOSIZE;
+ break;
+ }
+ }
+
+ /*
+ * Don't report geometry changes in the Iconic or Withdrawn states.
+ */
+
+ if (state == WithdrawnState || state == IconicState) {
+ return;
+ }
+
+
+ /*
+ * Compute the current geometry of the client area, reshape the
+ * Tk window and generate a ConfigureNotify event.
+ */
+
+ GetClientRect(wmPtr->wrapper, &rect);
+ winPtr->changes.x = pos->x;
+ winPtr->changes.y = pos->y;
+ winPtr->changes.width = rect.right - rect.left;
+ winPtr->changes.height = rect.bottom - rect.top;
+ wmPtr->borderHeight = pos->cy - winPtr->changes.height;
+ MoveWindow(Tk_GetHWND(winPtr->window), 0, 0,
+ winPtr->changes.width, winPtr->changes.height, TRUE);
+ GenerateConfigureNotify(winPtr);
+
+ /*
+ * Update window manager geometry info if needed.
+ */
+
+ if (state == NormalState) {
+
+ /*
+ * Update size information from the event. There are a couple of
+ * tricky points here:
+ *
+ * 1. If the user changed the size externally then set wmPtr->width
+ * and wmPtr->height just as if a "wm geometry" command had been
+ * invoked with the same information.
+ * 2. However, if the size is changing in response to a request
+ * coming from us (sync is set), then don't set
+ * wmPtr->width or wmPtr->height (otherwise the window will stop
+ * tracking geometry manager requests).
+ */
+
+ if (!(wmPtr->flags & WM_SYNC_PENDING)) {
+ if (!(pos->flags & SWP_NOSIZE)) {
+ if ((wmPtr->width == -1)
+ && (winPtr->changes.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
+ + (winPtr->changes.width - winPtr->reqWidth)
+ / wmPtr->widthInc;
+ if (wmPtr->width < 0) {
+ wmPtr->width = 0;
+ }
+ } else {
+ wmPtr->width = winPtr->changes.width;
+ }
+ }
+ if ((wmPtr->height == -1)
+ && (winPtr->changes.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
+ + (winPtr->changes.height - winPtr->reqHeight)
+ / wmPtr->heightInc;
+ if (wmPtr->height < 0) {
+ wmPtr->height = 0;
+ }
+ } else {
+ wmPtr->height = winPtr->changes.height;
+ }
+ }
+ wmPtr->configWidth = winPtr->changes.width;
+ wmPtr->configHeight = winPtr->changes.height;
+ }
+ /*
+ * If the user moved the window, we should switch back
+ * to normal coordinates.
+ */
+
+ if (!(pos->flags & SWP_NOMOVE)) {
+ wmPtr->flags &= ~(WM_NEGATIVE_X | WM_NEGATIVE_Y);
+ }
+ }
+
+ /*
+ * Update the wrapper window location information.
+ */
+
+ if (wmPtr->flags & WM_NEGATIVE_X) {
+ wmPtr->x = DisplayWidth(winPtr->display, winPtr->screenNum)
+ - winPtr->changes.x - (winPtr->changes.width
+ + wmPtr->borderWidth);
+ } else {
+ wmPtr->x = winPtr->changes.x;
+ }
+ if (wmPtr->flags & WM_NEGATIVE_Y) {
+ wmPtr->y = DisplayHeight(winPtr->display, winPtr->screenNum)
+ - winPtr->changes.y - (winPtr->changes.height
+ + wmPtr->borderHeight);
+ } else {
+ wmPtr->y = winPtr->changes.y;
+ }
+ }
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * GenerateConfigureNotify --
+ *
+ * Generate a ConfigureNotify event from the current geometry
+ * information for the specified toplevel window.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * Sends an X event.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static void
+GenerateConfigureNotify(winPtr)
+ TkWindow *winPtr;
+{
+ XEvent event;
+
+ /*
+ * Generate a ConfigureNotify event.
+ */
+
+ event.type = ConfigureNotify;
+ event.xconfigure.serial = winPtr->display->request;
+ event.xconfigure.send_event = False;
+ event.xconfigure.display = winPtr->display;
+ event.xconfigure.event = winPtr->window;
+ event.xconfigure.window = winPtr->window;
+ event.xconfigure.border_width = winPtr->changes.border_width;
+ event.xconfigure.override_redirect = winPtr->atts.override_redirect;
+ event.xconfigure.x = winPtr->changes.x;
+ event.xconfigure.y = winPtr->changes.y;
+ event.xconfigure.width = winPtr->changes.width;
+ event.xconfigure.height = winPtr->changes.height;
+ event.xconfigure.above = None;
+ Tk_QueueWindowEvent(&event, TCL_QUEUE_TAIL);
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * InstallColormaps --
+ *
+ * Installs the colormaps associated with the toplevel which is
+ * currently active.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * May change the system palette and generate damage.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static int
+InstallColormaps(hwnd, message, isForemost)
+ HWND hwnd; /* Toplevel wrapper window whose colormaps
+ * should be installed. */
+ int message; /* Either WM_PALETTECHANGED or
+ * WM_QUERYNEWPALETTE */
+ int isForemost; /* 1 if window is foremost, else 0 */
+{
+ int i;
+ HDC dc;
+ HPALETTE oldPalette;
+ TkWindow *winPtr = GetTopLevel(hwnd);
+ WmInfo *wmPtr;
+
+ if (winPtr == NULL) {
+ return 0;
+ }
+
+ wmPtr = winPtr->wmInfoPtr;
+
+ if (message == WM_QUERYNEWPALETTE) {
+ /*
+ * Case 1: This window is about to become the foreground window, so we
+ * need to install the primary palette. If the system palette was
+ * updated, then Windows will generate a WM_PALETTECHANGED message.
+ * Otherwise, we have to synthesize one in order to ensure that the
+ * secondary palettes are installed properly.
+ */
+
+ foregroundWmPtr = wmPtr;
+
+ if (wmPtr->cmapCount > 0) {
+ winPtr = wmPtr->cmapList[0];
+ }
+
+ systemPalette = TkWinGetPalette(winPtr->atts.colormap);
+ dc = GetDC(hwnd);
+ oldPalette = SelectPalette(dc, systemPalette, FALSE);
+ if (RealizePalette(dc)) {
+ RefreshColormap(winPtr->atts.colormap);
+ } else if (wmPtr->cmapCount > 1) {
+ SelectPalette(dc, oldPalette, TRUE);
+ RealizePalette(dc);
+ ReleaseDC(hwnd, dc);
+ SendMessage(hwnd, WM_PALETTECHANGED, (WPARAM)hwnd,
+ (LPARAM)NULL);
+ return TRUE;
+ }
+
+ } else {
+ /*
+ * Window is being notified of a change in the system palette.
+ * If this window is the foreground window, then we should only
+ * install the secondary palettes, since the primary was installed
+ * in response to the WM_QUERYPALETTE message. Otherwise, install
+ * all of the palettes.
+ */
+
+
+ if (!isForemost) {
+ if (wmPtr->cmapCount > 0) {
+ winPtr = wmPtr->cmapList[0];
+ }
+ i = 1;
+ } else {
+ if (wmPtr->cmapCount <= 1) {
+ return TRUE;
+ }
+ winPtr = wmPtr->cmapList[1];
+ i = 2;
+ }
+ dc = GetDC(hwnd);
+ oldPalette = SelectPalette(dc,
+ TkWinGetPalette(winPtr->atts.colormap), TRUE);
+ if (RealizePalette(dc)) {
+ RefreshColormap(winPtr->atts.colormap);
+ }
+ for (; i < wmPtr->cmapCount; i++) {
+ winPtr = wmPtr->cmapList[i];
+ SelectPalette(dc, TkWinGetPalette(winPtr->atts.colormap), TRUE);
+ if (RealizePalette(dc)) {
+ RefreshColormap(winPtr->atts.colormap);
+ }
+ }
+ }
+
+ SelectPalette(dc, oldPalette, TRUE);
+ RealizePalette(dc);
+ ReleaseDC(hwnd, dc);
+ return TRUE;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * RefreshColormap --
+ *
+ * This function is called to force all of the windows that use
+ * a given colormap to redraw themselves. The quickest way to
+ * do this is to iterate over the toplevels, looking in the
+ * cmapList for matches. This will quickly eliminate subtrees
+ * that don't use a given colormap.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * Causes damage events to be generated.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static void
+RefreshColormap(colormap)
+ Colormap colormap;
+{
+ WmInfo *wmPtr;
+ int i;
+
+ for (wmPtr = firstWmPtr; wmPtr != NULL; wmPtr = wmPtr->nextPtr) {
+ if (wmPtr->cmapCount > 0) {
+ for (i = 0; i < wmPtr->cmapCount; i++) {
+ if ((wmPtr->cmapList[i]->atts.colormap == colormap)
+ && Tk_IsMapped(wmPtr->cmapList[i])) {
+ InvalidateSubTree(wmPtr->cmapList[i], colormap);
+ }
+ }
+ } else if ((wmPtr->winPtr->atts.colormap == colormap)
+ && Tk_IsMapped(wmPtr->winPtr)) {
+ InvalidateSubTree(wmPtr->winPtr, colormap);
+ }
+ }
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * InvalidateSubTree --
+ *
+ * This function recursively generates damage for a window and
+ * all of its mapped children that belong to the same toplevel and
+ * are using the specified colormap.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * Generates damage for the specified subtree.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static void
+InvalidateSubTree(winPtr, colormap)
+ TkWindow *winPtr;
+ Colormap colormap;
+{
+ TkWindow *childPtr;
+
+ /*
+ * Generate damage for the current window if it is using the
+ * specified colormap.
+ */
+
+ if (winPtr->atts.colormap == colormap) {
+ InvalidateRect(Tk_GetHWND(winPtr->window), NULL, FALSE);
+ }
+
+ for (childPtr = winPtr->childList; childPtr != NULL;
+ childPtr = childPtr->nextPtr) {
+ /*
+ * We can stop the descent when we hit an unmapped or
+ * toplevel window.
+ */
+
+ if (!Tk_IsTopLevel(childPtr) && Tk_IsMapped(childPtr)) {
+ InvalidateSubTree(childPtr, colormap);
+ }
+ }
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkWinGetSystemPalette --
+ *
+ * Retrieves the currently installed foreground palette.
+ *
+ * Results:
+ * Returns the global foreground palette, if there is one.
+ * Otherwise, returns NULL.
+ *
+ * Side effects:
+ * None.
+ *
+ *----------------------------------------------------------------------
+ */
+
+HPALETTE
+TkWinGetSystemPalette()
+{
+ return systemPalette;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * GetMinSize --
+ *
+ * This procedure computes the current minWidth and minHeight
+ * values for a window, taking into account the possibility
+ * that they may be defaulted.
+ *
+ * Results:
+ * The values at *minWidthPtr and *minHeightPtr are filled
+ * in with the minimum allowable dimensions of wmPtr's window,
+ * in grid units. If the requested minimum is smaller than the
+ * system required minimum, then this procedure computes the
+ * smallest size that will satisfy both the system and the
+ * grid constraints.
+ *
+ * Side effects:
+ * None.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static void
+GetMinSize(wmPtr, minWidthPtr, minHeightPtr)
+ WmInfo *wmPtr; /* Window manager information for the
+ * window. */
+ int *minWidthPtr; /* Where to store the current minimum
+ * width of the window. */
+ int *minHeightPtr; /* Where to store the current minimum
+ * height of the window. */
+{
+ int tmp, base;
+ TkWindow *winPtr = wmPtr->winPtr;
+
+ /*
+ * Compute the minimum width by taking the default client size
+ * and rounding it up to the nearest grid unit. Return the greater
+ * of the default minimum and the specified minimum.
+ */
+
+ tmp = wmPtr->defMinWidth - wmPtr->borderWidth;
+ if (tmp < 0) {
+ tmp = 0;
+ }
+ if (wmPtr->gridWin != NULL) {
+ base = winPtr->reqWidth - (wmPtr->reqGridWidth * wmPtr->widthInc);
+ if (base < 0) {
+ base = 0;
+ }
+ tmp = ((tmp - base) + wmPtr->widthInc - 1)/wmPtr->widthInc;
+ }
+ if (tmp < wmPtr->minWidth) {
+ tmp = wmPtr->minWidth;
+ }
+ *minWidthPtr = tmp;
+
+ /*
+ * Compute the minimum height in a similar fashion.
+ */
+
+ tmp = wmPtr->defMinHeight - wmPtr->borderHeight;
+ if (tmp < 0) {
+ tmp = 0;
+ }
+ if (wmPtr->gridWin != NULL) {
+ base = winPtr->reqHeight - (wmPtr->reqGridHeight * wmPtr->heightInc);
+ if (base < 0) {
+ base = 0;
+ }
+ tmp = ((tmp - base) + wmPtr->heightInc - 1)/wmPtr->heightInc;
+ }
+ if (tmp < wmPtr->minHeight) {
+ tmp = wmPtr->minHeight;
+ }
+ *minHeightPtr = tmp;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * GetMaxSize --
+ *
+ * This procedure computes the current maxWidth and maxHeight
+ * values for a window, taking into account the possibility
+ * that they may be defaulted.
+ *
+ * Results:
+ * The values at *maxWidthPtr and *maxHeightPtr are filled
+ * in with the maximum allowable dimensions of wmPtr's window,
+ * in grid units. If no maximum has been specified for the
+ * window, then this procedure computes the largest sizes that
+ * will fit on the screen.
+ *
+ * Side effects:
+ * None.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static void
+GetMaxSize(wmPtr, maxWidthPtr, maxHeightPtr)
+ WmInfo *wmPtr; /* Window manager information for the
+ * window. */
+ int *maxWidthPtr; /* Where to store the current maximum
+ * width of the window. */
+ int *maxHeightPtr; /* Where to store the current maximum
+ * height of the window. */
+{
+ int tmp;
+
+ if (wmPtr->maxWidth > 0) {
+ *maxWidthPtr = wmPtr->maxWidth;
+ } else {
+ /*
+ * Must compute a default width. Fill up the display, leaving a
+ * bit of extra space for the window manager's borders.
+ */
+
+ tmp = wmPtr->defMaxWidth - wmPtr->borderWidth;
+ if (wmPtr->gridWin != NULL) {
+ /*
+ * Gridding is turned on; convert from pixels to grid units.
+ */
+
+ tmp = wmPtr->reqGridWidth
+ + (tmp - wmPtr->winPtr->reqWidth)/wmPtr->widthInc;
+ }
+ *maxWidthPtr = tmp;
+ }
+ if (wmPtr->maxHeight > 0) {
+ *maxHeightPtr = wmPtr->maxHeight;
+ } else {
+ tmp = wmPtr->defMaxHeight - wmPtr->borderHeight;
+ if (wmPtr->gridWin != NULL) {
+ tmp = wmPtr->reqGridHeight
+ + (tmp - wmPtr->winPtr->reqHeight)/wmPtr->heightInc;
+ }
+ *maxHeightPtr = tmp;
+ }
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TopLevelProc --
+ *
+ * Callback from Windows whenever an event occurs on a top level
+ * window.
+ *
+ * Results:
+ * Standard Windows return value.
+ *
+ * Side effects:
+ * Default window behavior.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static LRESULT CALLBACK
+TopLevelProc(hwnd, message, wParam, lParam)
+ HWND hwnd;
+ UINT message;
+ WPARAM wParam;
+ LPARAM lParam;
+{
+ if (message == WM_WINDOWPOSCHANGED) {
+ WINDOWPOS *pos = (WINDOWPOS *) lParam;
+ TkWindow *winPtr = (TkWindow *) Tk_HWNDToWindow(pos->hwnd);
+
+ if (winPtr == NULL) {
+ return 0;
+ }
+
+ /*
+ * Update the shape of the contained window.
+ */
+
+ if (!(pos->flags & SWP_NOSIZE)) {
+ winPtr->changes.width = pos->cx;
+ winPtr->changes.height = pos->cy;
+ }
+ if (!(pos->flags & SWP_NOMOVE)) {
+ winPtr->changes.x = pos->x;
+ winPtr->changes.y = pos->y;
+ }
+
+ GenerateConfigureNotify(winPtr);
+
+ Tcl_ServiceAll();
+ return 0;
+ }
+ return TkWinChildProc(hwnd, message, wParam, lParam);
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * WmProc --
+ *
+ * Callback from Windows whenever an event occurs on the decorative
+ * frame.
+ *
+ * Results:
+ * Standard Windows return value.
+ *
+ * Side effects:
+ * Default window behavior.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static LRESULT CALLBACK
+WmProc(hwnd, message, wParam, lParam)
+ HWND hwnd;
+ UINT message;
+ WPARAM wParam;
+ LPARAM lParam;
+{
+ static int inMoveSize = 0;
+ static oldMode; /* This static is set upon entering move/size mode
+ * and is used to reset the service mode after
+ * leaving move/size mode. Note that this mechanism
+ * assumes move/size is only one level deep. */
+ LRESULT result;
+ TkWindow *winPtr;
+
+ if (TkWinHandleMenuEvent(&hwnd, &message, &wParam, &lParam, &result)) {
+ goto done;
+ }
+
+ switch (message) {
+ case WM_KILLFOCUS:
+ case WM_ERASEBKGND:
+ result = 0;
+ goto done;
+
+ case WM_ENTERSIZEMOVE:
+ inMoveSize = 1;
+ oldMode = Tcl_SetServiceMode(TCL_SERVICE_ALL);
+ break;
+
+ case WM_ACTIVATE:
+ case WM_EXITSIZEMOVE:
+ if (inMoveSize) {
+ inMoveSize = 0;
+ Tcl_SetServiceMode(oldMode);
+ }
+ break;
+
+ case WM_GETMINMAXINFO:
+ SetLimits(hwnd, (MINMAXINFO *) lParam);
+ result = 0;
+ goto done;
+
+ case WM_PALETTECHANGED:
+ result = InstallColormaps(hwnd, WM_PALETTECHANGED,
+ hwnd == (HWND)wParam);
+ goto done;
+
+ case WM_QUERYNEWPALETTE:
+ result = InstallColormaps(hwnd, WM_QUERYNEWPALETTE, TRUE);
+ goto done;
+
+ case WM_WINDOWPOSCHANGED:
+ ConfigureTopLevel((WINDOWPOS *) lParam);
+ result = 0;
+ goto done;
+
+ default:
+ break;
+ }
+
+ winPtr = GetTopLevel(hwnd);
+ if (winPtr && winPtr->window) {
+ HWND child = Tk_GetHWND(winPtr->window);
+ if (message == WM_SETFOCUS) {
+ SetFocus(child);
+ result = 0;
+ } else if (!Tk_TranslateWinEvent(child, message, wParam, lParam,
+ &result)) {
+ result = DefWindowProc(hwnd, message, wParam, lParam);
+ }
+ } else {
+ result = DefWindowProc(hwnd, message, wParam, lParam);
+ }
+
+ done:
+ Tcl_ServiceAll();
+ return result;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkpMakeMenuWindow --
+ *
+ * Configure the window to be either a pull-down (or pop-up)
+ * menu, or as a toplevel (torn-off) menu or palette.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * Changes the style bit used to create a new Mac toplevel.
+ *
+ *----------------------------------------------------------------------
+ */
+
+void
+TkpMakeMenuWindow(tkwin, transient)
+ 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 torn-off
+ * menu. Determines whether save_under and
+ * override_redirect should be set. */
+{
+ XSetWindowAttributes atts;
+
+ if (transient) {
+ atts.override_redirect = True;
+ atts.save_under = True;
+ } else {
+ atts.override_redirect = False;
+ atts.save_under = False;
+ }
+
+ if ((atts.override_redirect != Tk_Attributes(tkwin)->override_redirect)
+ || (atts.save_under != Tk_Attributes(tkwin)->save_under)) {
+ Tk_ChangeWindowAttributes(tkwin,
+ CWOverrideRedirect|CWSaveUnder, &atts);
+ }
+
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkWinGetWrapperWindow --
+ *
+ * Gets the Windows HWND for a given window.
+ *
+ * Results:
+ * Returns the wrapper window for a Tk window.
+ *
+ * Side effects:
+ * None.
+ *
+ *----------------------------------------------------------------------
+ */
+
+HWND
+TkWinGetWrapperWindow(
+ Tk_Window tkwin) /* The window we need the wrapper from */
+{
+ TkWindow *winPtr = (TkWindow *)tkwin;
+ return (winPtr->wmInfoPtr->wrapper);
+}
+
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * 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(winPtr)
+ 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;
+}