diff options
Diffstat (limited to 'generic/tkPlace.c')
| -rw-r--r-- | generic/tkPlace.c | 650 |
1 files changed, 326 insertions, 324 deletions
diff --git a/generic/tkPlace.c b/generic/tkPlace.c index 9525bc5..2214926 100644 --- a/generic/tkPlace.c +++ b/generic/tkPlace.c @@ -10,7 +10,7 @@ * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tkPlace.c,v 1.7 2000/08/08 19:21:19 ericm Exp $ + * RCS: @(#) $Id: tkPlace.c,v 1.8 2000/08/10 00:21:07 ericm Exp $ */ #include "tkPort.h" @@ -28,11 +28,9 @@ * master's actual window size. */ -#ifdef USE_WIDGET_CONFIG static char *borderModeStrings[] = { "inside", "outside", "ignore", (char *) NULL }; -#endif /* USE_WIDGET_CONFIG */ typedef enum {BM_INSIDE, BM_OUTSIDE, BM_IGNORE} BorderMode; @@ -43,6 +41,7 @@ typedef enum {BM_INSIDE, BM_OUTSIDE, BM_IGNORE} BorderMode; typedef struct Slave { Tk_Window tkwin; /* Tk's token for window. */ + Tk_Window inTkwin; /* Token for the -in window. */ struct Master *masterPtr; /* Pointer to information for window * relative to which tkwin is placed. * This isn't necessarily the logical @@ -50,7 +49,6 @@ typedef struct Slave { * master was deleted or never assigned. */ struct Slave *nextPtr; /* Next in list of windows placed relative * to same master (NULL for end of list). */ - /* * Geometry information for window; where there are both relative * and absolute values for the same attribute (e.g. x and relX) only @@ -58,19 +56,17 @@ typedef struct Slave { */ int x, y; /* X and Y pixel coordinates for tkwin. */ -#ifdef USE_WIDGET_CONFIGURE Tcl_Obj *xPtr, *yPtr; /* Tcl_Obj rep's of x, y coords, to keep * pixel spec. information */ -#endif /* USE_WIDGET_CONFIGURE */ double relX, relY; /* X and Y coordinates relative to size of * master. */ int width, height; /* Absolute dimensions for tkwin. */ -#ifdef USE_WIDGET_CONFIGURE Tcl_Obj *widthPtr; /* Tcl_Obj rep of width, to keep pixel spec */ Tcl_Obj *heightPtr; /* Tcl_Obj rep of height, to keep pixel spec */ -#endif /* USE_WIDGET_CONFIGURE */ double relWidth, relHeight; /* Dimensions for tkwin relative to size of * master. */ + Tcl_Obj *relWidthPtr; + Tcl_Obj *relHeightPtr; Tk_Anchor anchor; /* Which point on tkwin is placed at the * given position. */ BorderMode borderMode; /* How to treat borders of master window. */ @@ -78,7 +74,11 @@ typedef struct Slave { * definitions. */ } Slave; -#ifdef USE_WIDGET_CONFIG +/* + * Type masks for options: + */ +#define IN_MASK 1 + static Tk_OptionSpec optionSpecs[] = { {TK_OPTION_ANCHOR, "-anchor", NULL, NULL, "nw", -1, Tk_Offset(Slave, anchor), 0, 0, 0}, @@ -86,26 +86,27 @@ static Tk_OptionSpec optionSpecs[] = { Tk_Offset(Slave, borderMode), 0, (ClientData) borderModeStrings, 0}, {TK_OPTION_PIXELS, "-height", NULL, NULL, "", Tk_Offset(Slave, heightPtr), Tk_Offset(Slave, height), TK_OPTION_NULL_OK, 0, 0}, - {TK_OPTION_WINDOW, "-in", NULL, NULL, "", -1, Tk_Offset(Slave, tkwin), - 0, 0, 0}, - {TK_OPTION_DOUBLE, "-relheight", NULL, NULL, "0", -1, - Tk_Offset(Slave, relHeight), 0, 0, 0}, - {TK_OPTION_DOUBLE, "-relwidth", NULL, NULL, "0", -1, - Tk_Offset(Slave, relWidth), 0, 0, 0}, + {TK_OPTION_WINDOW, "-in", NULL, NULL, "", -1, Tk_Offset(Slave, inTkwin), + 0, 0, IN_MASK}, + {TK_OPTION_DOUBLE, "-relheight", NULL, NULL, "", + Tk_Offset(Slave, relHeightPtr), Tk_Offset(Slave, relHeight), + TK_OPTION_NULL_OK, 0, 0}, + {TK_OPTION_DOUBLE, "-relwidth", NULL, NULL, "", + Tk_Offset(Slave, relWidthPtr), Tk_Offset(Slave, relWidth), + TK_OPTION_NULL_OK, 0, 0}, {TK_OPTION_DOUBLE, "-relx", NULL, NULL, "0", -1, Tk_Offset(Slave, relX), 0, 0, 0}, {TK_OPTION_DOUBLE, "-rely", NULL, NULL, "0", -1, Tk_Offset(Slave, relY), 0, 0, 0}, {TK_OPTION_PIXELS, "-width", NULL, NULL, "", Tk_Offset(Slave, widthPtr), Tk_Offset(Slave, width), TK_OPTION_NULL_OK, 0, 0}, - {TK_OPTION_PIXELS, "-x", NULL, NULL, "", Tk_Offset(Slave, xPtr), + {TK_OPTION_PIXELS, "-x", NULL, NULL, "0", Tk_Offset(Slave, xPtr), Tk_Offset(Slave, x), TK_OPTION_NULL_OK, 0, 0}, - {TK_OPTION_PIXELS, "-y", NULL, NULL, "", Tk_Offset(Slave, yPtr), + {TK_OPTION_PIXELS, "-y", NULL, NULL, "0", Tk_Offset(Slave, yPtr), Tk_Offset(Slave, y), TK_OPTION_NULL_OK, 0, 0}, {TK_OPTION_END, (char *) NULL, (char *) NULL, (char *) NULL, (char *) NULL, 0, -1, 0, 0, 0} }; -#endif /* USE_WIDGET_CONFIG */ /* * Flag definitions for Slave structures: @@ -165,8 +166,13 @@ static Tk_GeomMgr placerType = { static void SlaveStructureProc _ANSI_ARGS_((ClientData clientData, XEvent *eventPtr)); static int ConfigureSlave _ANSI_ARGS_((Tcl_Interp *interp, - Slave *slavePtr, int objc, Tcl_Obj *CONST objv[])); + Tk_Window tkwin, Tk_OptionTable table, + int objc, Tcl_Obj *CONST objv[])); +static int PlaceInfoCommand _ANSI_ARGS_((Tcl_Interp *interp, + Tk_Window tkwin)); +static Slave * CreateSlave _ANSI_ARGS_((Tk_Window tkwin)); static Slave * FindSlave _ANSI_ARGS_((Tk_Window tkwin)); +static Master * CreateMaster _ANSI_ARGS_((Tk_Window tkwin)); static Master * FindMaster _ANSI_ARGS_((Tk_Window tkwin)); static void MasterStructureProc _ANSI_ARGS_((ClientData clientData, XEvent *eventPtr)); @@ -200,9 +206,9 @@ Tk_PlaceObjCmd(clientData, interp, objc, objv) { Tk_Window tkwin; Slave *slavePtr; - Tcl_HashEntry *hPtr; char *string; TkDisplay *dispPtr; + Tk_OptionTable optionTable = (Tk_OptionTable)clientData; static char *optionStrings[] = { "configure", "forget", "info", "slaves", (char *) NULL }; enum options { PLACE_CONFIGURE, PLACE_FORGET, PLACE_INFO, PLACE_SLAVES }; @@ -214,12 +220,29 @@ Tk_PlaceObjCmd(clientData, interp, objc, objv) return TCL_ERROR; } - string = Tcl_GetString(objv[1]); - + if (optionTable == NULL) { + Tcl_CmdInfo info; + char *name; + + /* + * We haven't created the option table for this widget class + * yet. Do it now and save the table as the clientData for + * the command, so we'll have access to it in future + * invocations of the command. + */ + + optionTable = Tk_CreateOptionTable(interp, optionSpecs); + name = Tcl_GetString(objv[0]); + Tcl_GetCommandInfo(interp, name, &info); + info.objClientData = (ClientData) optionTable; + Tcl_SetCommandInfo(interp, name, &info); + } + /* * Handle special shortcut where window name is first argument. */ + string = Tcl_GetString(objv[1]); if (string[0] == '.') { tkwin = Tk_NameToWindow(interp, string, Tk_MainWindow(interp)); if (tkwin == NULL) { @@ -237,8 +260,7 @@ Tk_PlaceObjCmd(clientData, interp, objc, objv) dispPtr->placeInit = 1; } - slavePtr = FindSlave(tkwin); - return ConfigureSlave(interp, slavePtr, objc-2, objv+2); + return ConfigureSlave(interp, tkwin, optionTable, objc-2, objv+2); } /* @@ -270,13 +292,25 @@ Tk_PlaceObjCmd(clientData, interp, objc, objv) switch ((enum options) index) { case PLACE_CONFIGURE: { - if (objc < 5) { - Tcl_WrongNumArgs(interp, 2, objv, - "pathName option value ?option value ...?"); - return TCL_ERROR; + Tcl_Obj *objPtr; + if (objc == 3 || objc == 4) { + slavePtr = FindSlave(tkwin); + if (slavePtr == NULL) { + return TCL_OK; + } + objPtr = Tk_GetOptionInfo(interp, (char *) slavePtr, + optionTable, + (objc == 4) ? objv[3] : (Tcl_Obj *) NULL, tkwin); + if (objPtr == NULL) { + return TCL_ERROR; + } else { + Tcl_SetObjResult(interp, objPtr); + return TCL_OK; + } + } else { + return ConfigureSlave(interp, tkwin, optionTable, objc-3, + objv+3); } - slavePtr = FindSlave(tkwin); - return ConfigureSlave(interp, slavePtr, objc-3, objv+3); } case PLACE_FORGET: { @@ -284,11 +318,10 @@ Tk_PlaceObjCmd(clientData, interp, objc, objv) Tcl_WrongNumArgs(interp, 2, objv, "pathName"); return TCL_ERROR; } - hPtr = Tcl_FindHashEntry(&dispPtr->slaveTable, (char *) tkwin); - if (hPtr == NULL) { + slavePtr = FindSlave(tkwin); + if (slavePtr == NULL) { return TCL_OK; } - slavePtr = (Slave *) Tcl_GetHashValue(hPtr); if ((slavePtr->masterPtr != NULL) && (slavePtr->masterPtr->tkwin != Tk_Parent(slavePtr->tkwin))) { @@ -296,7 +329,8 @@ Tk_PlaceObjCmd(clientData, interp, objc, objv) slavePtr->masterPtr->tkwin); } UnlinkSlave(slavePtr); - Tcl_DeleteHashEntry(hPtr); + Tcl_DeleteHashEntry(Tcl_FindHashEntry(&dispPtr->slaveTable, + (char *) tkwin)); Tk_DeleteEventHandler(tkwin, StructureNotifyMask, SlaveStructureProc, (ClientData) slavePtr); Tk_ManageGeometry(tkwin, (Tk_GeomMgr *) NULL, (ClientData) NULL); @@ -306,82 +340,29 @@ Tk_PlaceObjCmd(clientData, interp, objc, objv) } case PLACE_INFO: { - char buffer[32 + TCL_INTEGER_SPACE]; - if (objc != 3) { Tcl_WrongNumArgs(interp, 2, objv, "pathName"); return TCL_ERROR; } - hPtr = Tcl_FindHashEntry(&dispPtr->slaveTable, (char *) tkwin); - if (hPtr == NULL) { - return TCL_OK; - } - slavePtr = (Slave *) Tcl_GetHashValue(hPtr); - sprintf(buffer, "-x %d", slavePtr->x); - Tcl_AppendResult(interp, buffer, (char *) NULL); - sprintf(buffer, " -relx %.4g", slavePtr->relX); - Tcl_AppendResult(interp, buffer, (char *) NULL); - sprintf(buffer, " -y %d", slavePtr->y); - Tcl_AppendResult(interp, buffer, (char *) NULL); - sprintf(buffer, " -rely %.4g", slavePtr->relY); - Tcl_AppendResult(interp, buffer, (char *) NULL); - if (slavePtr->flags & CHILD_WIDTH) { - sprintf(buffer, " -width %d", slavePtr->width); - Tcl_AppendResult(interp, buffer, (char *) NULL); - } else { - Tcl_AppendResult(interp, " -width {}", (char *) NULL); - } - if (slavePtr->flags & CHILD_REL_WIDTH) { - sprintf(buffer, " -relwidth %.4g", slavePtr->relWidth); - Tcl_AppendResult(interp, buffer, (char *) NULL); - } else { - Tcl_AppendResult(interp, " -relwidth {}", (char *) NULL); - } - if (slavePtr->flags & CHILD_HEIGHT) { - sprintf(buffer, " -height %d", slavePtr->height); - Tcl_AppendResult(interp, buffer, (char *) NULL); - } else { - Tcl_AppendResult(interp, " -height {}", (char *) NULL); - } - if (slavePtr->flags & CHILD_REL_HEIGHT) { - sprintf(buffer, " -relheight %.4g", slavePtr->relHeight); - Tcl_AppendResult(interp, buffer, (char *) NULL); - } else { - Tcl_AppendResult(interp, " -relheight {}", (char *) NULL); - } - - Tcl_AppendResult(interp, " -anchor ", - Tk_NameOfAnchor(slavePtr->anchor), - (char *) NULL); - if (slavePtr->borderMode == BM_OUTSIDE) { - Tcl_AppendResult(interp, " -bordermode outside", - (char *) NULL); - } else if (slavePtr->borderMode == BM_IGNORE) { - Tcl_AppendResult(interp, " -bordermode ignore", (char *) NULL); - } - if ((slavePtr->masterPtr != NULL) - && (slavePtr->masterPtr->tkwin != - Tk_Parent(slavePtr->tkwin))) { - Tcl_AppendResult(interp, " -in ", - Tk_PathName(slavePtr->masterPtr->tkwin), - (char *) NULL); - } - break; + return PlaceInfoCommand(interp, tkwin); } case PLACE_SLAVES: { + Master *masterPtr; + Tcl_Obj *listPtr; if (objc != 3) { Tcl_WrongNumArgs(interp, 2, objv, "pathName"); return TCL_ERROR; } - hPtr = Tcl_FindHashEntry(&dispPtr->masterTable, (char *) tkwin); - if (hPtr != NULL) { - Master *masterPtr; - masterPtr = (Master *) Tcl_GetHashValue(hPtr); + masterPtr = FindMaster(tkwin); + if (masterPtr != NULL) { + listPtr = Tcl_NewObj(); for (slavePtr = masterPtr->slavePtr; slavePtr != NULL; slavePtr = slavePtr->nextPtr) { - Tcl_AppendElement(interp, Tk_PathName(slavePtr->tkwin)); + Tcl_ListObjAppendElement(interp, listPtr, + Tcl_NewStringObj(Tk_PathName(slavePtr->tkwin),-1)); } + Tcl_SetObjResult(interp, listPtr); } break; } @@ -393,13 +374,13 @@ Tk_PlaceObjCmd(clientData, interp, objc, objv) /* *---------------------------------------------------------------------- * - * FindSlave -- + * CreateSlave -- * * Given a Tk_Window token, find the Slave structure corresponding - * to that token (making a new one if necessary). + * to that token, creating a new one if necessary. * * Results: - * None. + * Pointer to the Slave structure. * * Side effects: * A new Slave structure may be created. @@ -408,7 +389,7 @@ Tk_PlaceObjCmd(clientData, interp, objc, objv) */ static Slave * -FindSlave(tkwin) +CreateSlave(tkwin) Tk_Window tkwin; /* Token for desired slave. */ { Tcl_HashEntry *hPtr; @@ -419,16 +400,11 @@ FindSlave(tkwin) hPtr = Tcl_CreateHashEntry(&dispPtr->slaveTable, (char *) tkwin, &new); if (new) { slavePtr = (Slave *) ckalloc(sizeof(Slave)); - slavePtr->tkwin = tkwin; - slavePtr->masterPtr = NULL; - slavePtr->nextPtr = NULL; - slavePtr->x = slavePtr->y = 0; - slavePtr->relX = slavePtr->relY = (float) 0.0; - slavePtr->width = slavePtr->height = 0; - slavePtr->relWidth = slavePtr->relHeight = (float) 0.0; - slavePtr->anchor = TK_ANCHOR_NW; - slavePtr->borderMode = BM_INSIDE; - slavePtr->flags = 0; + memset(slavePtr, 0, sizeof(Slave)); + slavePtr->tkwin = tkwin; + slavePtr->inTkwin = None; + slavePtr->anchor = TK_ANCHOR_NW; + slavePtr->borderMode = BM_INSIDE; Tcl_SetHashValue(hPtr, slavePtr); Tk_CreateEventHandler(tkwin, StructureNotifyMask, SlaveStructureProc, (ClientData) slavePtr); @@ -442,6 +418,40 @@ FindSlave(tkwin) /* *---------------------------------------------------------------------- * + * FindSlave -- + * + * Given a Tk_Window token, find the Slave structure corresponding + * to that token. This is purely a lookup function; it will not + * create a record if one does not yet exist. + * + * Results: + * Pointer to Slave structure; NULL if none exists. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +static Slave * +FindSlave(tkwin) + Tk_Window tkwin; /* Token for desired slave. */ +{ + Tcl_HashEntry *hPtr; + register Slave *slavePtr; + TkDisplay * dispPtr = ((TkWindow *) tkwin)->dispPtr; + + hPtr = Tcl_FindHashEntry(&dispPtr->slaveTable, (char *) tkwin); + if (hPtr == NULL) { + return NULL; + } + slavePtr = (Slave *) Tcl_GetHashValue(hPtr); + return slavePtr; +} + +/* + *---------------------------------------------------------------------- + * * UnlinkSlave -- * * This procedure removes a slave window from the chain of slaves @@ -487,13 +497,13 @@ UnlinkSlave(slavePtr) /* *---------------------------------------------------------------------- * - * FindMaster -- + * CreateMaster -- * * Given a Tk_Window token, find the Master structure corresponding - * to that token (making a new one if necessary). + * to that token, creating a new one if necessary. * * Results: - * None. + * Pointer to the Master structure. * * Side effects: * A new Master structure may be created. @@ -502,7 +512,7 @@ UnlinkSlave(slavePtr) */ static Master * -FindMaster(tkwin) +CreateMaster(tkwin) Tk_Window tkwin; /* Token for desired master. */ { Tcl_HashEntry *hPtr; @@ -513,9 +523,9 @@ FindMaster(tkwin) hPtr = Tcl_CreateHashEntry(&dispPtr->masterTable, (char *) tkwin, &new); if (new) { masterPtr = (Master *) ckalloc(sizeof(Master)); - masterPtr->tkwin = tkwin; - masterPtr->slavePtr = NULL; - masterPtr->flags = 0; + masterPtr->tkwin = tkwin; + masterPtr->slavePtr = NULL; + masterPtr->flags = 0; Tcl_SetHashValue(hPtr, masterPtr); Tk_CreateEventHandler(masterPtr->tkwin, StructureNotifyMask, MasterStructureProc, (ClientData) masterPtr); @@ -528,6 +538,41 @@ FindMaster(tkwin) /* *---------------------------------------------------------------------- * + * FindMaster -- + * + * Given a Tk_Window token, find the Master structure corresponding + * to that token. This is simply a lookup procedure; a new record + * will not be created if one does not already exist. + * + * Results: + * Pointer to the Master structure; NULL if one does not exist for + * the given Tk_Window token. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +static Master * +FindMaster(tkwin) + Tk_Window tkwin; /* Token for desired master. */ +{ + Tcl_HashEntry *hPtr; + register Master *masterPtr; + TkDisplay * dispPtr = ((TkWindow *) tkwin)->dispPtr; + + hPtr = Tcl_FindHashEntry(&dispPtr->masterTable, (char *) tkwin); + if (hPtr == NULL) { + return NULL; + } + masterPtr = (Master *) Tcl_GetHashValue(hPtr); + return masterPtr; +} + +/* + *---------------------------------------------------------------------- + * * ConfigureSlave -- * * This procedure is called to process an argv/argc list to @@ -545,234 +590,107 @@ FindMaster(tkwin) */ static int -ConfigureSlave(interp, slavePtr, objc, objv) +ConfigureSlave(interp, tkwin, table, objc, objv) Tcl_Interp *interp; /* Used for error reporting. */ - Slave *slavePtr; /* Pointer to current information - * about slave. */ + Tk_Window tkwin; /* Token for the window to manipulate. */ + Tk_OptionTable table; /* Token for option table. */ int objc; /* Number of config arguments. */ Tcl_Obj *CONST objv[]; /* Object values for arguments. */ { register Master *masterPtr; - int result; - Tcl_Obj **objs; - static char *optionStrings[] = { "-anchor", "-bordermode", "-height", - "-in", "-relheight", "-relwidth", - "-relx", "-rely", "-width", "-x", - "-y", (char *) NULL }; - enum options { PLACE_ANCHOR, PLACE_BORDERMODE, PLACE_HEIGHT, PLACE_IN, - PLACE_RELHEIGHT, PLACE_RELWIDTH, PLACE_RELX, PLACE_RELY, - PLACE_WIDTH, PLACE_X, PLACE_Y }; - int index; - - result = TCL_OK; - if (Tk_IsTopLevel(slavePtr->tkwin)) { + Tk_SavedOptions savedOptions; + int mask; + int result = TCL_OK; + Slave *slavePtr; + + if (Tk_IsTopLevel(tkwin)) { Tcl_AppendResult(interp, "can't use placer on top-level window \"", - Tk_PathName(slavePtr->tkwin), "\"; use wm command instead", + Tk_PathName(tkwin), "\"; use wm command instead", (char *) NULL); return TCL_ERROR; } - for (objs = (Tcl_Obj **)objv; objc > 0; objc -= 2, objs += 2) { - - /* - * Verify that the option given is a legitimate one. - */ - if (Tcl_GetIndexFromObj(interp, objs[0], optionStrings, "option", - 0, &index) != TCL_OK) { - return TCL_ERROR; - } + slavePtr = CreateSlave(tkwin); + + if (Tk_SetOptions(interp, (char *)slavePtr, table, objc, objv, + slavePtr->tkwin, &savedOptions, &mask) != TCL_OK) { + Tk_RestoreSavedOptions(&savedOptions); + result = TCL_ERROR; + goto done; + } + if (mask & IN_MASK) { + /* -in changed */ + Tk_Window tkwin; + Tk_Window ancestor; + + tkwin = slavePtr->inTkwin; + /* - * Verify that there is a value for the option. + * Make sure that the new master is either the logical parent + * of the slave or a descendant of that window, and that the + * master and slave aren't the same. */ - - if (objc < 2) { - Tcl_AppendResult(interp, "value missing for option \"", - Tcl_GetString(objs[0]), "\"", (char *) NULL); - result = TCL_ERROR; - goto done; - } - - switch ((enum options) index) { - case PLACE_ANCHOR: { - if (Tk_GetAnchor(interp, Tcl_GetString(objs[1]), - &slavePtr->anchor) != TCL_OK) { - result = TCL_ERROR; - } - break; - } - - case PLACE_BORDERMODE: { - static char *bordermodeStrings[] = { "ignore", "inside", - "outside", - (char *) NULL }; - enum bordermodes { BORDERMODE_IGNORE, BORDERMODE_INSIDE, - BORDERMODE_OUTSIDE }; - int borderIndex; - if (Tcl_GetIndexFromObj(interp, objs[1], bordermodeStrings, - "border mode", 0, &borderIndex) != TCL_OK) { - result = TCL_ERROR; - break; - } - switch ((enum bordermodes) borderIndex) { - case BORDERMODE_IGNORE: - slavePtr->borderMode = BM_IGNORE; - break; - case BORDERMODE_INSIDE: - slavePtr->borderMode = BM_INSIDE; - break; - case BORDERMODE_OUTSIDE: - slavePtr->borderMode = BM_OUTSIDE; - break; - } + + for (ancestor = tkwin; ; ancestor = Tk_Parent(ancestor)) { + if (ancestor == Tk_Parent(slavePtr->tkwin)) { break; } - - case PLACE_HEIGHT: { - if (*(Tcl_GetString(objs[1])) == 0) { - slavePtr->flags &= ~CHILD_HEIGHT; - } else { - if (Tk_GetPixelsFromObj(interp, slavePtr->tkwin, objs[1], - &slavePtr->height) != TCL_OK) { - result = TCL_ERROR; - break; - } - slavePtr->flags |= CHILD_HEIGHT; - } - break; + if (Tk_IsTopLevel(ancestor)) { + Tcl_AppendResult(interp, "can't place ", + Tk_PathName(slavePtr->tkwin), " relative to ", + Tk_PathName(tkwin), (char *) NULL); + result = TCL_ERROR; + Tk_RestoreSavedOptions(&savedOptions); + goto done; } - - case PLACE_IN: { - Tk_Window tkwin; - Tk_Window ancestor; - - tkwin = Tk_NameToWindow(interp, Tcl_GetString(objs[1]), - slavePtr->tkwin); - if (tkwin == NULL) { - result = TCL_ERROR; - break; - } - - /* - * Make sure that the new master is either the logical parent - * of the slave or a descendant of that window, and that the - * master and slave aren't the same. - */ - - for (ancestor = tkwin; ; ancestor = Tk_Parent(ancestor)) { - if (ancestor == Tk_Parent(slavePtr->tkwin)) { - break; - } - if (Tk_IsTopLevel(ancestor)) { - Tcl_AppendResult(interp, "can't place ", - Tk_PathName(slavePtr->tkwin), " relative to ", - Tk_PathName(tkwin), (char *) NULL); - result = TCL_ERROR; - goto done; - } - } - if (slavePtr->tkwin == tkwin) { - Tcl_AppendResult(interp, "can't place ", - Tk_PathName(slavePtr->tkwin), - " relative to itself", - (char *) NULL); - result = TCL_ERROR; - goto done; - } - if ((slavePtr->masterPtr != NULL) - && (slavePtr->masterPtr->tkwin == tkwin)) { - /* - * Re-using same old master. Nothing to do. - */ - } else { - if ((slavePtr->masterPtr != NULL) - && (slavePtr->masterPtr->tkwin - != Tk_Parent(slavePtr->tkwin))) { - Tk_UnmaintainGeometry(slavePtr->tkwin, - slavePtr->masterPtr->tkwin); - } - UnlinkSlave(slavePtr); - slavePtr->masterPtr = FindMaster(tkwin); - slavePtr->nextPtr = slavePtr->masterPtr->slavePtr; - slavePtr->masterPtr->slavePtr = slavePtr; - } - break; + } + if (slavePtr->tkwin == tkwin) { + Tcl_AppendResult(interp, "can't place ", + Tk_PathName(slavePtr->tkwin), " relative to itself", + (char *) NULL); + result = TCL_ERROR; + Tk_RestoreSavedOptions(&savedOptions); + goto done; + } + if ((slavePtr->masterPtr != NULL) + && (slavePtr->masterPtr->tkwin == tkwin)) { + /* + * Re-using same old master. Nothing to do. + */ + } else { + if ((slavePtr->masterPtr != NULL) + && (slavePtr->masterPtr->tkwin + != Tk_Parent(slavePtr->tkwin))) { + Tk_UnmaintainGeometry(slavePtr->tkwin, + slavePtr->masterPtr->tkwin); } + UnlinkSlave(slavePtr); + slavePtr->masterPtr = CreateMaster(tkwin); + slavePtr->nextPtr = slavePtr->masterPtr->slavePtr; + slavePtr->masterPtr->slavePtr = slavePtr; + } + } - case PLACE_RELHEIGHT: { - if (*(Tcl_GetString(objs[1])) == 0) { - slavePtr->flags &= ~CHILD_REL_HEIGHT; - } else { - if (Tcl_GetDoubleFromObj(interp, objs[1], - &slavePtr->relHeight) != TCL_OK) { - result = TCL_ERROR; - break; - } - slavePtr->flags |= CHILD_REL_HEIGHT; - } - break; - } - - case PLACE_RELWIDTH: { - if (*(Tcl_GetString(objs[1])) == 0) { - slavePtr->flags &= ~CHILD_REL_WIDTH; - } else { - if (Tcl_GetDoubleFromObj(interp, objs[1], - &slavePtr->relWidth) != TCL_OK) { - result = TCL_ERROR; - break; - } - slavePtr->flags |= CHILD_REL_WIDTH; - } - break; - } + /* + * Set slave flags. First clear the field, then add bits as needed. + */ - case PLACE_RELX: { - if (Tcl_GetDoubleFromObj(interp, objs[1], - &slavePtr->relX) != TCL_OK) { - result = TCL_ERROR; - } - break; - } - - case PLACE_RELY: { - if (Tcl_GetDoubleFromObj(interp, objs[1], - &slavePtr->relY) != TCL_OK) { - result = TCL_ERROR; - } - break; - } + slavePtr->flags = 0; + if (slavePtr->heightPtr) { + slavePtr->flags |= CHILD_HEIGHT; + } - case PLACE_WIDTH: { - if (*(Tcl_GetString(objs[1])) == 0) { - slavePtr->flags &= ~CHILD_WIDTH; - } else { - if (Tk_GetPixelsFromObj(interp, slavePtr->tkwin, objs[1], - &slavePtr->width) != TCL_OK) { - result = TCL_ERROR; - break; - } - slavePtr->flags |= CHILD_WIDTH; - } - break; - } + if (slavePtr->relHeightPtr) { + slavePtr->flags |= CHILD_REL_HEIGHT; + } - case PLACE_X: { - if (Tk_GetPixelsFromObj(interp, slavePtr->tkwin, objs[1], - &slavePtr->x) != TCL_OK) { - result = TCL_ERROR; - } - break; - } + if (slavePtr->relWidthPtr) { + slavePtr->flags |= CHILD_REL_WIDTH; + } - case PLACE_Y: { - if (Tk_GetPixelsFromObj(interp, slavePtr->tkwin, objs[1], - &slavePtr->y) != TCL_OK) { - result = TCL_ERROR; - } - break; - } - } + if (slavePtr->widthPtr) { + slavePtr->flags |= CHILD_WIDTH; } /* @@ -780,14 +698,16 @@ ConfigureSlave(interp, slavePtr, objc, objv) * Then arrange for a placement recalculation in the master. */ + Tk_FreeSavedOptions(&savedOptions); done: masterPtr = slavePtr->masterPtr; if (masterPtr == NULL) { - masterPtr = FindMaster(Tk_Parent(slavePtr->tkwin)); + masterPtr = CreateMaster(Tk_Parent(slavePtr->tkwin)); slavePtr->masterPtr = masterPtr; slavePtr->nextPtr = masterPtr->slavePtr; masterPtr->slavePtr = slavePtr; } + slavePtr->inTkwin = masterPtr->tkwin; if (!(masterPtr->flags & PARENT_RECONFIG_PENDING)) { masterPtr->flags |= PARENT_RECONFIG_PENDING; Tcl_DoWhenIdle(RecomputePlacement, (ClientData) masterPtr); @@ -798,6 +718,88 @@ ConfigureSlave(interp, slavePtr, objc, objv) /* *---------------------------------------------------------------------- * + * PlaceInfoCommand -- + * + * Implementation of the [place info] subcommand. See the user + * documentation for information on what it does. + * + * Results: + * Standard Tcl result. + * + * Side effects: + * If the given tkwin is managed by the placer, this function will + * put information about that placement in the interp's result. + * + *---------------------------------------------------------------------- + */ + +static int +PlaceInfoCommand(interp, tkwin) + Tcl_Interp *interp; /* Interp into which to place result. */ + Tk_Window tkwin; /* Token for the window to get info on. */ +{ + char buffer[32 + TCL_INTEGER_SPACE]; + Slave *slavePtr; + + slavePtr = FindSlave(tkwin); + if (slavePtr == NULL) { + return TCL_OK; + } + sprintf(buffer, "-x %d", slavePtr->x); + Tcl_AppendResult(interp, buffer, (char *) NULL); + sprintf(buffer, " -relx %.4g", slavePtr->relX); + Tcl_AppendResult(interp, buffer, (char *) NULL); + sprintf(buffer, " -y %d", slavePtr->y); + Tcl_AppendResult(interp, buffer, (char *) NULL); + sprintf(buffer, " -rely %.4g", slavePtr->relY); + Tcl_AppendResult(interp, buffer, (char *) NULL); + if (slavePtr->flags & CHILD_WIDTH) { + sprintf(buffer, " -width %d", slavePtr->width); + Tcl_AppendResult(interp, buffer, (char *) NULL); + } else { + Tcl_AppendResult(interp, " -width {}", (char *) NULL); + } + if (slavePtr->flags & CHILD_REL_WIDTH) { + sprintf(buffer, " -relwidth %.4g", slavePtr->relWidth); + Tcl_AppendResult(interp, buffer, (char *) NULL); + } else { + Tcl_AppendResult(interp, " -relwidth {}", (char *) NULL); + } + if (slavePtr->flags & CHILD_HEIGHT) { + sprintf(buffer, " -height %d", slavePtr->height); + Tcl_AppendResult(interp, buffer, (char *) NULL); + } else { + Tcl_AppendResult(interp, " -height {}", (char *) NULL); + } + if (slavePtr->flags & CHILD_REL_HEIGHT) { + sprintf(buffer, " -relheight %.4g", slavePtr->relHeight); + Tcl_AppendResult(interp, buffer, (char *) NULL); + } else { + Tcl_AppendResult(interp, " -relheight {}", (char *) NULL); + } + + Tcl_AppendResult(interp, " -anchor ", + Tk_NameOfAnchor(slavePtr->anchor), + (char *) NULL); + if (slavePtr->borderMode == BM_OUTSIDE) { + Tcl_AppendResult(interp, " -bordermode outside", + (char *) NULL); + } else if (slavePtr->borderMode == BM_IGNORE) { + Tcl_AppendResult(interp, " -bordermode ignore", (char *) NULL); + } + if ((slavePtr->masterPtr != NULL) + && (slavePtr->masterPtr->tkwin != + Tk_Parent(slavePtr->tkwin))) { + Tcl_AppendResult(interp, " -in ", + Tk_PathName(slavePtr->masterPtr->tkwin), + (char *) NULL); + } + return TCL_OK; +} + +/* + *---------------------------------------------------------------------- + * * RecomputePlacement -- * * This procedure is called as a when-idle handler. It recomputes |