/*
* tkCmds.c --
*
* This file contains a collection of Tk-related Tcl commands that didn't
* fit in any particular file of the toolkit.
*
* Copyright (c) 1990-1994 The Regents of the University of California.
* Copyright (c) 1994-1997 Sun Microsystems, Inc.
* Copyright (c) 2000 Scriptics Corporation.
*
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*/
#include "tkInt.h"
#if defined(_WIN32)
#include "tkWinInt.h"
#elif defined(MAC_OSX_TK)
#include "tkMacOSXInt.h"
#else
#include "tkUnixInt.h"
#endif
/*
* Forward declarations for functions defined later in this file:
*/
static TkWindow * GetTopHierarchy(Tk_Window tkwin);
static char * WaitVariableProc(ClientData clientData,
Tcl_Interp *interp, const char *name1,
const char *name2, int flags);
static void WaitVisibilityProc(ClientData clientData,
XEvent *eventPtr);
static void WaitWindowProc(ClientData clientData,
XEvent *eventPtr);
static int AppnameCmd(ClientData dummy, Tcl_Interp *interp,
int objc, Tcl_Obj *const *objv);
static int CaretCmd(ClientData dummy, Tcl_Interp *interp,
int objc, Tcl_Obj *const *objv);
static int InactiveCmd(ClientData dummy, Tcl_Interp *interp,
int objc, Tcl_Obj *const *objv);
static int ScalingCmd(ClientData dummy, Tcl_Interp *interp,
int objc, Tcl_Obj *const *objv);
static int UseinputmethodsCmd(ClientData dummy,
Tcl_Interp *interp, int objc,
Tcl_Obj *const *objv);
static int WindowingsystemCmd(ClientData dummy,
Tcl_Interp *interp, int objc,
Tcl_Obj *const *objv);
#if defined(_WIN32) || defined(MAC_OSX_TK)
MODULE_SCOPE const TkEnsemble tkFontchooserEnsemble[];
#else
#define tkFontchooserEnsemble NULL
#endif
/*
* Table of tk subcommand names and implementations.
*/
static const TkEnsemble tkCmdMap[] = {
{"appname", AppnameCmd, NULL },
{"busy", Tk_BusyObjCmd, NULL },
{"caret", CaretCmd, NULL },
{"inactive", InactiveCmd, NULL },
{"scaling", ScalingCmd, NULL },
{"useinputmethods", UseinputmethodsCmd, NULL },
{"windowingsystem", WindowingsystemCmd, NULL },
{"fontchooser", NULL, tkFontchooserEnsemble},
{NULL, NULL, NULL}
};
/*
*----------------------------------------------------------------------
*
* Tk_BellObjCmd --
*
* This function is invoked to process the "bell" Tcl command. See the
* user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
int
Tk_BellObjCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
static const char *const bellOptions[] = {
"-displayof", "-nice", NULL
};
enum options { TK_BELL_DISPLAYOF, TK_BELL_NICE };
Tk_Window tkwin = clientData;
int i, index, nice = 0;
Tk_ErrorHandler handler;
if (objc > 4) {
wrongArgs:
Tcl_WrongNumArgs(interp, 1, objv, "?-displayof window? ?-nice?");
return TCL_ERROR;
}
for (i = 1; i < objc; i++) {
if (Tcl_GetIndexFromObjStruct(interp, objv[i], bellOptions,
sizeof(char *), "option", 0, &index) != TCL_OK) {
return TCL_ERROR;
}
switch ((enum options) index) {
case TK_BELL_DISPLAYOF:
if (++i >= objc) {
goto wrongArgs;
}
tkwin = Tk_NameToWindow(interp, Tcl_GetString(objv[i]), tkwin);
if (tkwin == NULL) {
return TCL_ERROR;
}
break;
case TK_BELL_NICE:
nice = 1;
break;
}
}
handler = Tk_CreateErrorHandler(Tk_Display(tkwin), -1, -1, -1, NULL, NULL);
XBell(Tk_Display(tkwin), 0);
if (!nice) {
XForceScreenSaver(Tk_Display(tkwin), ScreenSaverReset);
}
XFlush(Tk_Display(tkwin));
Tk_DeleteErrorHandler(handler);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* Tk_BindObjCmd --
*
* This function is invoked to process the "bind" Tcl command. See the
* user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
int
Tk_BindObjCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
Tk_Window tkwin = clientData;
TkWindow *winPtr;
ClientData object;
const char *string;
if ((objc < 2) || (objc > 4)) {
Tcl_WrongNumArgs(interp, 1, objv, "window ?pattern? ?command?");
return TCL_ERROR;
}
string = Tcl_GetString(objv[1]);
/*
* Bind tags either a window name or a tag name for the first argument.
* If the argument starts with ".", assume it is a window; otherwise, it
* is a tag.
*/
if (string[0] == '.') {
winPtr = (TkWindow *) Tk_NameToWindow(interp, string, tkwin);
if (winPtr == NULL) {
return TCL_ERROR;
}
object = (ClientData) winPtr->pathName;
} else {
winPtr = clientData;
object = (ClientData) Tk_GetUid(string);
}
/*
* If there are four arguments, the command is modifying a binding. If
* there are three arguments, the command is querying a binding. If there
* are only two arguments, the command is querying all the bindings for
* the given tag/window.
*/
if (objc == 4) {
int append = 0;
unsigned long mask;
const char *sequence = Tcl_GetString(objv[2]);
const char *script = Tcl_GetString(objv[3]);
/*
* If the script is null, just delete the binding.
*/
if (script[0] == 0) {
return Tk_DeleteBinding(interp, winPtr->mainPtr->bindingTable,
object, sequence);
}
/*
* If the script begins with "+", append this script to the existing
* binding.
*/
if (script[0] == '+') {
script++;
append = 1;
}
mask = Tk_CreateBinding(interp, winPtr->mainPtr->bindingTable,
object, sequence, script, append);
if (mask == 0) {
return TCL_ERROR;
}
} else if (objc == 3) {
const char *command;
command = Tk_GetBinding(interp, winPtr->mainPtr->bindingTable,
object, Tcl_GetString(objv[2]));
if (command == NULL) {
Tcl_ResetResult(interp);
return TCL_OK;
}
Tcl_SetObjResult(interp, Tcl_NewStringObj(command, -1));
} else {
Tk_GetAllBindings(interp, winPtr->mainPtr->bindingTable, object);
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* TkBindEventProc --
*
* This function is invoked by Tk_HandleEvent for each event; it causes
* any appropriate bindings for that event to be invoked.
*
* Results:
* None.
*
* Side effects:
* Depends on what bindings have been established with the "bind"
* command.
*
*----------------------------------------------------------------------
*/
void
TkBindEventProc(
TkWindow *winPtr, /* Pointer to info about window. */
XEvent *eventPtr) /* Information about event. */
{
#define MAX_OBJS 20
ClientData objects[MAX_OBJS], *objPtr;
TkWindow *topLevPtr;
int i, count;
const char *p;
Tcl_HashEntry *hPtr;
if ((winPtr->mainPtr == NULL) || (winPtr->mainPtr->bindingTable == NULL)) {
return;
}
objPtr = objects;
if (winPtr->numTags != 0) {
/*
* Make a copy of the tags for the window, replacing window names with
* pointers to the pathName from the appropriate window.
*/
if (winPtr->numTags > MAX_OBJS) {
objPtr = ckalloc(winPtr->numTags * sizeof(ClientData));
}
for (i = 0; i < winPtr->numTags; i++) {
p = winPtr->tagPtr[i];
if (*p == '.') {
hPtr = Tcl_FindHashEntry(&winPtr->mainPtr->nameTable, p);
if (hPtr != NULL) {
p = ((TkWindow *) Tcl_GetHashValue(hPtr))->pathName;
} else {
p = NULL;
}
}
objPtr[i] = (ClientData) p;
}
count = winPtr->numTags;
} else {
objPtr[0] = (ClientData) winPtr->pathName;
objPtr[1] = (ClientData) winPtr->classUid;
for (topLevPtr = winPtr;
(topLevPtr != NULL) && !(topLevPtr->flags & TK_TOP_HIERARCHY);
topLevPtr = topLevPtr->parentPtr) {
/* Empty loop body. */
}
if ((winPtr != topLevPtr) && (topLevPtr != NULL)) {
count = 4;
objPtr[2] = (ClientData) topLevPtr->pathName;
} else {
count = 3;
}
objPtr[count-1] = (ClientData) Tk_GetUid("all");
}
Tk_BindEvent(winPtr->mainPtr->bindingTable, eventPtr, (Tk_Window) winPtr,
count, objPtr);
if (objPtr != objects) {
ckfree(objPtr);
}
}
/*
*----------------------------------------------------------------------
*
* Tk_BindtagsObjCmd --
*
* This function is invoked to process the "bindtags" Tcl command. See
* the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
int
Tk_BindtagsObjCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
Tk_Window tkwin = clientData;
TkWindow *winPtr, *winPtr2;
int i, length;
const char *p;
Tcl_Obj *listPtr, **tags;
if ((objc < 2) || (objc > 3)) {
Tcl_WrongNumArgs(interp, 1, objv, "window ?taglist?");
return TCL_ERROR;
}
winPtr = (TkWindow *) Tk_NameToWindow(interp, Tcl_GetString(objv[1]),
tkwin);
if (winPtr == NULL) {
return TCL_ERROR;
}
if (objc == 2) {
listPtr = Tcl_NewObj();
if (winPtr->numTags == 0) {
Tcl_ListObjAppendElement(NULL, listPtr,
Tcl_NewStringObj(winPtr->pathName, -1));
Tcl_ListObjAppendElement(NULL, listPtr,
Tcl_NewStringObj(winPtr->classUid, -1));
winPtr2 = winPtr;
while ((winPtr2 != NULL) && !(Tk_TopWinHierarchy(winPtr2))) {
winPtr2 = winPtr2->parentPtr;
}
if ((winPtr != winPtr2) && (winPtr2 != NULL)) {
Tcl_ListObjAppendElement(NULL, listPtr,
Tcl_NewStringObj(winPtr2->pathName, -1));
}
Tcl_ListObjAppendElement(NULL, listPtr,
Tcl_NewStringObj("all", -1));
} else {
for (i = 0; i < winPtr->numTags; i++) {
Tcl_ListObjAppendElement(NULL, listPtr,
Tcl_NewStringObj((char *) winPtr->tagPtr[i], -1));
}
}
Tcl_SetObjResult(interp, listPtr);
return TCL_OK;
}
if (winPtr->tagPtr != NULL) {
TkFreeBindingTags(winPtr);
}
if (Tcl_ListObjGetElements(interp, objv[2], &length, &tags) != TCL_OK) {
return TCL_ERROR;
}
if (length == 0) {
return TCL_OK;
}
winPtr->numTags = length;
winPtr->tagPtr = ckalloc(length * sizeof(ClientData));
for (i = 0; i < length; i++) {
p = Tcl_GetString(tags[i]);
if (p[0] == '.') {
char *copy;
/*
* Handle names starting with "." specially: store a malloc'ed
* string, rather than a Uid; at event time we'll look up the name
* in the window table and use the corresponding window, if there
* is one.
*/
copy = ckalloc(strlen(p) + 1);
strcpy(copy, p);
winPtr->tagPtr[i] = (ClientData) copy;
} else {
winPtr->tagPtr[i] = (ClientData) Tk_GetUid(p);
}
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* TkFreeBindingTags --
*
* This function is called to free all of the binding tags associated
* with a window; typically it is only invoked where there are
* window-specific tags.
*
* Results:
* None.
*
* Side effects:
* Any binding tags for winPtr are freed.
*
*----------------------------------------------------------------------
*/
void
TkFreeBindingTags(
TkWindow *winPtr) /* Window whose tags are to be released. */
{
int i;
const char *p;
for (i = 0; i < winPtr->numTags; i++) {
p = winPtr->tagPtr[i];
if (*p == '.') {
/*
* Names starting with "." are malloced rather than Uids, so they
* have to be freed.
*/
ckfree((char *)p);
}
}
ckfree(winPtr->tagPtr);
winPtr->numTags = 0;
winPtr->tagPtr = NULL;
}
/*
*----------------------------------------------------------------------
*
* Tk_DestroyObjCmd --
*
* This function is invoked to process the "destroy" Tcl command. See the
* user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
int
Tk_DestroyObjCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
Tk_Window window;
Tk_Window tkwin = clientData;
int i;
for (i = 1; i < objc; i++) {
window = Tk_NameToWindow(interp, Tcl_GetString(objv[i]), tkwin);
if (window == NULL) {
Tcl_ResetResult(interp);
continue;
}
Tk_DestroyWindow(window);
if (window == tkwin) {
/*
* We just deleted the main window for the application! This makes
* it impossible to do anything more (tkwin isn't valid anymore).
*/
break;
}
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* Tk_LowerObjCmd --
*
* This function is invoked to process the "lower" 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_LowerObjCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
Tk_Window mainwin = clientData;
Tk_Window tkwin, other;
if ((objc != 2) && (objc != 3)) {
Tcl_WrongNumArgs(interp, 1, objv, "window ?belowThis?");
return TCL_ERROR;
}
tkwin = Tk_NameToWindow(interp, Tcl_GetString(objv[1]), mainwin);
if (tkwin == NULL) {
return TCL_ERROR;
}
if (objc == 2) {
other = NULL;
} else {
other = Tk_NameToWindow(interp, Tcl_GetString(objv[2]), mainwin);
if (other == NULL) {
return TCL_ERROR;
}
}
if (Tk_RestackWindow(tkwin, Below, other) != TCL_OK) {
if (other) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't lower \"%s\" below \"%s\"",
Tcl_GetString(objv[1]), Tcl_GetString(objv[2])));
} else {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't lower \"%s\" to bottom", Tcl_GetString(objv[1])));
}
Tcl_SetErrorCode(interp, "TK", "RESTACK", "LOWER", NULL);
return TCL_ERROR;
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* Tk_RaiseObjCmd --
*
* This function is invoked to process the "raise" 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_RaiseObjCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
Tk_Window mainwin = clientData;
Tk_Window tkwin, other;
if ((objc != 2) && (objc != 3)) {
Tcl_WrongNumArgs(interp, 1, objv, "window ?aboveThis?");
return TCL_ERROR;
}
tkwin = Tk_NameToWindow(interp, Tcl_GetString(objv[1]), mainwin);
if (tkwin == NULL) {
return TCL_ERROR;
}
if (objc == 2) {
other = NULL;
} else {
other = Tk_NameToWindow(interp, Tcl_GetString(objv[2]), mainwin);
if (other == NULL) {
return TCL_ERROR;
}
}
if (Tk_RestackWindow(tkwin, Above, other) != TCL_OK) {
if (other) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't raise \"%s\" above \"%s\"",
Tcl_GetString(objv[1]), Tcl_GetString(objv[2])));
} else {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't raise \"%s\" to top", Tcl_GetString(objv[1])));
}
Tcl_SetErrorCode(interp, "TK", "RESTACK", "RAISE", NULL);
return TCL_ERROR;
}
return TCL_OK;
}
/*
* ----------------------------------------------------------------------
*
* TkInitTkCmd --
*
* Set up the tk ensemble.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* None.
*
* ----------------------------------------------------------------------
*/
int
TkInitTkCmd(
Tcl_Interp *interp,
ClientData clientData)
{
TkMakeEnsemble(interp, "::", "tk", clientData, tkCmdMap);
#if defined(_WIN32) || defined(MAC_OSX_TK)
TkInitFontchooser(interp, clientData);
#endif
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* AppnameCmd, CaretCmd, ScalingCmd, UseinputmethodsCmd,
* WindowingsystemCmd, InactiveCmd --
*
* These functions are invoked to process the "tk" ensemble subcommands.
* See the user documentation for details on what they do.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
int
AppnameCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
Tk_Window tkwin = clientData;
TkWindow *winPtr;
const char *string;
if (Tcl_IsSafe(interp)) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
"appname not accessible in a safe interpreter", -1));
Tcl_SetErrorCode(interp, "TK", "SAFE", "APPLICATION", NULL);
return TCL_ERROR;
}
winPtr = (TkWindow *) tkwin;
if (objc > 2) {
Tcl_WrongNumArgs(interp, 1, objv, "?newName?");
return TCL_ERROR;
}
if (objc == 2) {
string = Tcl_GetString(objv[1]);
winPtr->nameUid = Tk_GetUid(Tk_SetAppName(tkwin, string));
}
Tcl_SetObjResult(interp, Tcl_NewStringObj(winPtr->nameUid, -1));
return TCL_OK;
}
int
CaretCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
Tk_Window tkwin = clientData;
int index;
Tcl_Obj *objPtr;
TkCaret *caretPtr;
Tk_Window window;
static const char *const caretStrings[] = {
"-x", "-y", "-height", NULL
};
enum caretOptions {
TK_CARET_X, TK_CARET_Y, TK_CARET_HEIGHT
};
if ((objc < 2) || ((objc > 3) && !!(objc & 1))) {
Tcl_WrongNumArgs(interp, 1, objv,
"window ?-x x? ?-y y? ?-height height?");
return TCL_ERROR;
}
window = Tk_NameToWindow(interp, Tcl_GetString(objv[1]), tkwin);
if (window == NULL) {
return TCL_ERROR;
}
caretPtr = &(((TkWindow *) window)->dispPtr->caret);
if (objc == 2) {
/*
* Return all the current values
*/
objPtr = Tcl_NewObj();
Tcl_ListObjAppendElement(interp, objPtr,
Tcl_NewStringObj("-height", 7));
Tcl_ListObjAppendElement(interp, objPtr,
Tcl_NewIntObj(caretPtr->height));
Tcl_ListObjAppendElement(interp, objPtr,
Tcl_NewStringObj("-x", 2));
Tcl_ListObjAppendElement(interp, objPtr,
Tcl_NewIntObj(caretPtr->x));
Tcl_ListObjAppendElement(interp, objPtr,
Tcl_NewStringObj("-y", 2));
Tcl_ListObjAppendElement(interp, objPtr,
Tcl_NewIntObj(caretPtr->y));
Tcl_SetObjResult(interp, objPtr);
} else if (objc == 3) {
int value;
/*
* Return the current value of the selected option
*/
if (Tcl_GetIndexFromObj(interp, objv[2], caretStrings,
"caret option", 0, &index) != TCL_OK) {
return TCL_ERROR;
}
if (index == TK_CARET_X) {
value = caretPtr->x;
} else if (index == TK_CARET_Y) {
value = caretPtr->y;
} else /* if (index == TK_CARET_HEIGHT) -- last case */ {
value = caretPtr->height;
}
Tcl_SetObjResult(interp, Tcl_NewIntObj(value));
} else {
int i, value, x = 0, y = 0, height = -1;
for (i = 2; i < objc; i += 2) {
if ((Tcl_GetIndexFromObj(interp, objv[i], caretStrings,
"caret option", 0, &index) != TCL_OK) ||
Tcl_GetIntFromObj(interp,objv[i+1],&value) != TCL_OK) {
return TCL_ERROR;
}
if (index == TK_CARET_X) {
x = value;
} else if (index == TK_CARET_Y) {
y = value;
} else /* if (index == TK_CARET_HEIGHT) -- last case */ {
height = value;
}
}
if (height < 0) {
height = Tk_Height(window);
}
Tk_SetCaretPos(window, x, y, height);
}
return TCL_OK;
}
int
ScalingCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
Tk_Window tkwin = clientData;
Screen *screenPtr;
int skip, width, height;
double d;
if (Tcl_IsSafe(interp)) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
"scaling not accessible in a safe interpreter", -1));
Tcl_SetErrorCode(interp, "TK", "SAFE", "SCALING", NULL);
return TCL_ERROR;
}
skip = TkGetDisplayOf(interp, objc - 1, objv + 1, &tkwin);
if (skip < 0) {
return TCL_ERROR;
}
screenPtr = Tk_Screen(tkwin);
if (objc - skip == 1) {
d = 25.4 / 72;
d *= WidthOfScreen(screenPtr);
d /= WidthMMOfScreen(screenPtr);
Tcl_SetObjResult(interp, Tcl_NewDoubleObj(d));
} else if (objc - skip == 2) {
if (Tcl_GetDoubleFromObj(interp, objv[1+skip], &d) != TCL_OK) {
return TCL_ERROR;
}
d = (25.4 / 72) / d;
width = (int) (d * WidthOfScreen(screenPtr) + 0.5);
if (width <= 0) {
width = 1;
}
height = (int) (d * HeightOfScreen(screenPtr) + 0.5);
if (height <= 0) {
height = 1;
}
WidthMMOfScreen(screenPtr) = width;
HeightMMOfScreen(screenPtr) = height;
} else {
Tcl_WrongNumArgs(interp, 1, objv, "?-displayof window? ?factor?");
return TCL_ERROR;
}
return TCL_OK;
}
int
UseinputmethodsCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
Tk_Window tkwin = clientData;
TkDisplay *dispPtr;
int skip;
if (Tcl_IsSafe(interp)) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
"useinputmethods not accessible in a safe interpreter", -1));
Tcl_SetErrorCode(interp, "TK", "SAFE", "INPUT_METHODS", NULL);
return TCL_ERROR;
}
skip = TkGetDisplayOf(interp, objc-1, objv+1, &tkwin);
if (skip < 0) {
return TCL_ERROR;
}
dispPtr = ((TkWindow *) tkwin)->dispPtr;
if ((objc - skip) == 2) {
/*
* In the case where TK_USE_INPUT_METHODS is not defined, this
* will be ignored and we will always return 0. That will indicate
* to the user that input methods are just not available.
*/
int boolVal;
if (Tcl_GetBooleanFromObj(interp, objv[1+skip],
&boolVal) != TCL_OK) {
return TCL_ERROR;
}
#ifdef TK_USE_INPUT_METHODS
if (boolVal) {
dispPtr->flags |= TK_DISPLAY_USE_IM;
} else {
dispPtr->flags &= ~TK_DISPLAY_USE_IM;
}
#endif /* TK_USE_INPUT_METHODS */
} else if ((objc - skip) != 1) {
Tcl_WrongNumArgs(interp, 1, objv,
"?-displayof window? ?boolean?");
return TCL_ERROR;
}
Tcl_SetObjResult(interp,
Tcl_NewBooleanObj(dispPtr->flags & TK_DISPLAY_USE_IM));
return TCL_OK;
}
int
WindowingsystemCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
const char *windowingsystem;
if (objc != 1) {
Tcl_WrongNumArgs(interp, 1, objv, NULL);
return TCL_ERROR;
}
#if defined(_WIN32)
windowingsystem = "win32";
#elif defined(MAC_OSX_TK)
windowingsystem = "aqua";
#else
windowingsystem = "x11";
#endif
Tcl_SetObjResult(interp, Tcl_NewStringObj(windowingsystem, -1));
return TCL_OK;
}
int
InactiveCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
Tk_Window tkwin = clientData;
int skip = TkGetDisplayOf(interp, objc - 1, objv + 1, &tkwin);
if (skip < 0) {
return TCL_ERROR;
}
if (objc - skip == 1) {
long inactive;
inactive = (Tcl_IsSafe(interp) ? -1 :
Tk_GetUserInactiveTime(Tk_Display(tkwin)));
Tcl_SetObjResult(interp, Tcl_NewLongObj(inactive));
} else if (objc - skip == 2) {
const char *string;
string = Tcl_GetString(objv[objc-1]);
if (strcmp(string, "reset") != 0) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"bad option \"%s\": must be reset", string));
Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "INDEX", "option",
string, NULL);
return TCL_ERROR;
}
if (Tcl_IsSafe(interp)) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
"resetting the user inactivity timer "
"is not allowed in a safe interpreter", -1));
Tcl_SetErrorCode(interp, "TK", "SAFE", "INACTIVITY_TIMER", NULL);
return TCL_ERROR;
}
Tk_ResetUserInactiveTime(Tk_Display(tkwin));
Tcl_ResetResult(interp);
} else {
Tcl_WrongNumArgs(interp, 1, objv, "?-displayof window? ?reset?");
return TCL_ERROR;
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* Tk_TkwaitObjCmd --
*
* This function is invoked to process the "tkwait" 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_TkwaitObjCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
Tk_Window tkwin = clientData;
int done, index;
int code = TCL_OK;
static const char *const optionStrings[] = {
"variable", "visibility", "window", NULL
};
enum options {
TKWAIT_VARIABLE, TKWAIT_VISIBILITY, TKWAIT_WINDOW
};
if (objc != 3) {
Tcl_WrongNumArgs(interp, 1, objv, "variable|visibility|window name");
return TCL_ERROR;
}
if (Tcl_GetIndexFromObj(interp, objv[1], optionStrings, "option", 0,
&index) != TCL_OK) {
return TCL_ERROR;
}
switch ((enum options) index) {
case TKWAIT_VARIABLE:
if (Tcl_TraceVar2(interp, Tcl_GetString(objv[2]),
NULL, TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
WaitVariableProc, &done) != TCL_OK) {
return TCL_ERROR;
}
done = 0;
while (!done) {
if (Tcl_Canceled(interp, TCL_LEAVE_ERR_MSG) == TCL_ERROR) {
code = TCL_ERROR;
break;
}
Tcl_DoOneEvent(0);
}
Tcl_UntraceVar2(interp, Tcl_GetString(objv[2]),
NULL, TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
WaitVariableProc, &done);
break;
case TKWAIT_VISIBILITY: {
Tk_Window window;
window = Tk_NameToWindow(interp, Tcl_GetString(objv[2]), tkwin);
if (window == NULL) {
return TCL_ERROR;
}
Tk_CreateEventHandler(window,
VisibilityChangeMask|StructureNotifyMask,
WaitVisibilityProc, &done);
done = 0;
while (!done) {
if (Tcl_Canceled(interp, TCL_LEAVE_ERR_MSG) == TCL_ERROR) {
code = TCL_ERROR;
break;
}
Tcl_DoOneEvent(0);
}
if ((done != 0) && (done != 1)) {
/*
* Note that we do not delete the event handler because it was
* deleted automatically when the window was destroyed.
*/
Tcl_ResetResult(interp);
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"window \"%s\" was deleted before its visibility changed",
Tcl_GetString(objv[2])));
Tcl_SetErrorCode(interp, "TK", "WAIT", "PREMATURE", NULL);
return TCL_ERROR;
}
Tk_DeleteEventHandler(window,
VisibilityChangeMask|StructureNotifyMask,
WaitVisibilityProc, &done);
break;
}
case TKWAIT_WINDOW: {
Tk_Window window;
window = Tk_NameToWindow(interp, Tcl_GetString(objv[2]), tkwin);
if (window == NULL) {
return TCL_ERROR;
}
Tk_CreateEventHandler(window, StructureNotifyMask,
WaitWindowProc, &done);
done = 0;
while (!done) {
if (Tcl_Canceled(interp, TCL_LEAVE_ERR_MSG) == TCL_ERROR) {
code = TCL_ERROR;
break;
}
Tcl_DoOneEvent(0);
}
/*
* Note: normally there's no need to delete the event handler. It was
* deleted automatically when the window was destroyed; however, if
* the wait operation was canceled, we need to delete it.
*/
if (done == 0) {
Tk_DeleteEventHandler(window, StructureNotifyMask,
WaitWindowProc, &done);
}
break;
}
}
/*
* Clear out the interpreter's result, since it may have been set by event
* handlers. This is skipped if an error occurred above, such as the wait
* operation being canceled.
*/
if (code == TCL_OK)
Tcl_ResetResult(interp);
return code;
}
/* ARGSUSED */
static char *
WaitVariableProc(
ClientData clientData, /* Pointer to integer to set to 1. */
Tcl_Interp *interp, /* Interpreter containing variable. */
const char *name1, /* Name of variable. */
const char *name2, /* Second part of variable name. */
int flags) /* Information about what happened. */
{
int *donePtr = clientData;
*donePtr = 1;
return NULL;
}
/*ARGSUSED*/
static void
WaitVisibilityProc(
ClientData clientData, /* Pointer to integer to set to 1. */
XEvent *eventPtr) /* Information about event (not used). */
{
int *donePtr = clientData;
if (eventPtr->type == VisibilityNotify) {
*donePtr = 1;
} else if (eventPtr->type == DestroyNotify) {
*donePtr = 2;
}
}
static void
WaitWindowProc(
ClientData clientData, /* Pointer to integer to set to 1. */
XEvent *eventPtr) /* Information about event. */
{
int *donePtr = clientData;
if (eventPtr->type == DestroyNotify) {
*donePtr = 1;
}
}
/*
*----------------------------------------------------------------------
*
* Tk_UpdateObjCmd --
*
* This function is invoked to process the "update" 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_UpdateObjCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
static const char *const updateOptions[] = {"idletasks", NULL};
int flags, index;
TkDisplay *dispPtr;
int code = TCL_OK;
if (objc == 1) {
flags = TCL_DONT_WAIT;
} else if (objc == 2) {
if (Tcl_GetIndexFromObj(interp, objv[1], updateOptions, "option", 0,
&index) != TCL_OK) {
return TCL_ERROR;
}
flags = TCL_IDLE_EVENTS;
} else {
Tcl_WrongNumArgs(interp, 1, objv, "?idletasks?");
return TCL_ERROR;
}
/*
* Handle all pending events, sync all displays, and repeat over and over
* again until all pending events have been handled. Special note: it's
* possible that the entire application could be destroyed by an event
* handler that occurs during the update. Thus, don't use any information
* from tkwin after calling Tcl_DoOneEvent.
*/
while (1) {
while (Tcl_DoOneEvent(flags) != 0) {
if (Tcl_Canceled(interp, TCL_LEAVE_ERR_MSG) == TCL_ERROR) {
code = TCL_ERROR;
break;
}
}
/*
* If event processing was canceled proceed no further.
*/
if (code == TCL_ERROR)
break;
for (dispPtr = TkGetDisplayList(); dispPtr != NULL;
dispPtr = dispPtr->nextPtr) {
XSync(dispPtr->display, False);
}
/*
* Check again if event processing has been canceled because the inner
* loop (above) may not have checked (i.e. no events were processed and
* the loop body was skipped).
*/
if (Tcl_Canceled(interp, TCL_LEAVE_ERR_MSG) == TCL_ERROR) {
code = TCL_ERROR;
break;
}
if (Tcl_DoOneEvent(flags) == 0) {
break;
}
}
/*
* Must clear the interpreter's result because event handlers could have
* executed commands. This is skipped if an error occurred above, such as
* the wait operation being canceled.
*/
if (code == TCL_OK)
Tcl_ResetResult(interp);
return code;
}
/*
*----------------------------------------------------------------------
*
* Tk_WinfoObjCmd --
*
* This function is invoked to process the "winfo" Tcl command. See the
* user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
int
Tk_WinfoObjCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
int index, x, y, width, height, useX, useY, class, skip;
const char *string;
TkWindow *winPtr;
Tk_Window tkwin = clientData;
static const TkStateMap visualMap[] = {
{PseudoColor, "pseudocolor"},
{GrayScale, "grayscale"},
{DirectColor, "directcolor"},
{TrueColor, "truecolor"},
{StaticColor, "staticcolor"},
{StaticGray, "staticgray"},
{-1, NULL}
};
static const char *const optionStrings[] = {
"cells", "children", "class", "colormapfull",
"depth", "geometry", "height", "id",
"ismapped", "manager", "name", "parent",
"pointerx", "pointery", "pointerxy", "reqheight",
"reqwidth", "rootx", "rooty", "screen",
"screencells", "screendepth", "screenheight", "screenwidth",
"screenmmheight","screenmmwidth","screenvisual","server",
"toplevel", "viewable", "visual", "visualid",
"vrootheight", "vrootwidth", "vrootx", "vrooty",
"width", "x", "y",
"atom", "atomname", "containing", "interps",
"pathname",
"exists", "fpixels", "pixels", "rgb",
"visualsavailable",
NULL
};
enum options {
WIN_CELLS, WIN_CHILDREN, WIN_CLASS, WIN_COLORMAPFULL,
WIN_DEPTH, WIN_GEOMETRY, WIN_HEIGHT, WIN_ID,
WIN_ISMAPPED, WIN_MANAGER, WIN_NAME, WIN_PARENT,
WIN_POINTERX, WIN_POINTERY, WIN_POINTERXY, WIN_REQHEIGHT,
WIN_REQWIDTH, WIN_ROOTX, WIN_ROOTY, WIN_SCREEN,
WIN_SCREENCELLS,WIN_SCREENDEPTH,WIN_SCREENHEIGHT,WIN_SCREENWIDTH,
WIN_SCREENMMHEIGHT,WIN_SCREENMMWIDTH,WIN_SCREENVISUAL,WIN_SERVER,
WIN_TOPLEVEL, WIN_VIEWABLE, WIN_VISUAL, WIN_VISUALID,
WIN_VROOTHEIGHT,WIN_VROOTWIDTH, WIN_VROOTX, WIN_VROOTY,
WIN_WIDTH, WIN_X, WIN_Y,
WIN_ATOM, WIN_ATOMNAME, WIN_CONTAINING, WIN_INTERPS,
WIN_PATHNAME,
WIN_EXISTS, WIN_FPIXELS, WIN_PIXELS, WIN_RGB,
WIN_VISUALSAVAILABLE
};
if (objc < 2) {
Tcl_WrongNumArgs(interp, 1, objv, "option ?arg?");
return TCL_ERROR;
}
if (Tcl_GetIndexFromObj(interp, objv[1], optionStrings, "option", 0,
&index) != TCL_OK) {
return TCL_ERROR;
}
if (index < WIN_ATOM) {
if (objc != 3) {
Tcl_WrongNumArgs(interp, 2, objv, "window");
return TCL_ERROR;
}
string = Tcl_GetString(objv[2]);
tkwin = Tk_NameToWindow(interp, string, tkwin);
if (tkwin == NULL) {
return TCL_ERROR;
}
}
winPtr = (TkWindow *) tkwin;
switch ((enum options) index) {
case WIN_CELLS:
Tcl_SetObjResult(interp,
Tcl_NewIntObj(Tk_Visual(tkwin)->map_entries));
break;
case WIN_CHILDREN: {
Tcl_Obj *strPtr, *resultPtr = Tcl_NewObj();
winPtr = winPtr->childList;
for ( ; winPtr != NULL; winPtr = winPtr->nextPtr) {
if (!(winPtr->flags & TK_ANONYMOUS_WINDOW)) {
strPtr = Tcl_NewStringObj(winPtr->pathName, -1);
Tcl_ListObjAppendElement(NULL, resultPtr, strPtr);
}
}
Tcl_SetObjResult(interp, resultPtr);
break;
}
case WIN_CLASS:
Tcl_SetObjResult(interp, Tcl_NewStringObj(Tk_Class(tkwin), -1));
break;
case WIN_COLORMAPFULL:
Tcl_SetObjResult(interp,
Tcl_NewBooleanObj(TkpCmapStressed(tkwin,Tk_Colormap(tkwin))));
break;
case WIN_DEPTH:
Tcl_SetObjResult(interp, Tcl_NewIntObj(Tk_Depth(tkwin)));
break;
case WIN_GEOMETRY:
Tcl_SetObjResult(interp, Tcl_ObjPrintf("%dx%d+%d+%d",
Tk_Width(tkwin), Tk_Height(tkwin), Tk_X(tkwin), Tk_Y(tkwin)));
break;
case WIN_HEIGHT:
Tcl_SetObjResult(interp, Tcl_NewIntObj(Tk_Height(tkwin)));
break;
case WIN_ID: {
char buf[TCL_INTEGER_SPACE];
Tk_MakeWindowExist(tkwin);
TkpPrintWindowId(buf, Tk_WindowId(tkwin));
Tcl_SetObjResult(interp, Tcl_NewStringObj(buf, -1));
break;
}
case WIN_ISMAPPED:
Tcl_SetObjResult(interp, Tcl_NewBooleanObj(Tk_IsMapped(tkwin)));
break;
case WIN_MANAGER:
if (winPtr->geomMgrPtr != NULL) {
Tcl_SetObjResult(interp,
Tcl_NewStringObj(winPtr->geomMgrPtr->name, -1));
}
break;
case WIN_NAME:
Tcl_SetObjResult(interp, Tcl_NewStringObj(Tk_Name(tkwin), -1));
break;
case WIN_PARENT:
if (winPtr->parentPtr != NULL) {
Tcl_SetObjResult(interp,
Tcl_NewStringObj(winPtr->parentPtr->pathName, -1));
}
break;
case WIN_POINTERX:
useX = 1;
useY = 0;
goto pointerxy;
case WIN_POINTERY:
useX = 0;
useY = 1;
goto pointerxy;
case WIN_POINTERXY:
useX = 1;
useY = 1;
pointerxy:
winPtr = GetTopHierarchy(tkwin);
if (winPtr == NULL) {
x = -1;
y = -1;
} else {
TkGetPointerCoords((Tk_Window) winPtr, &x, &y);
}
if (useX & useY) {
Tcl_Obj *xyObj[2];
xyObj[0] = Tcl_NewIntObj(x);
xyObj[1] = Tcl_NewIntObj(y);
Tcl_SetObjResult(interp, Tcl_NewListObj(2, xyObj));
} else if (useX) {
Tcl_SetObjResult(interp, Tcl_NewIntObj(x));
} else {
Tcl_SetObjResult(interp, Tcl_NewIntObj(y));
}
break;
case WIN_REQHEIGHT:
Tcl_SetObjResult(interp, Tcl_NewIntObj(Tk_ReqHeight(tkwin)));
break;
case WIN_REQWIDTH:
Tcl_SetObjResult(interp, Tcl_NewIntObj(Tk_ReqWidth(tkwin)));
break;
case WIN_ROOTX:
Tk_GetRootCoords(tkwin, &x, &y);
Tcl_SetObjResult(interp, Tcl_NewIntObj(x));
break;
case WIN_ROOTY:
Tk_GetRootCoords(tkwin, &x, &y);
Tcl_SetObjResult(interp, Tcl_NewIntObj(y));
break;
case WIN_SCREEN:
Tcl_SetObjResult(interp, Tcl_ObjPrintf("%s.%d",
Tk_DisplayName(tkwin), Tk_ScreenNumber(tkwin)));
break;
case WIN_SCREENCELLS:
Tcl_SetObjResult(interp,
Tcl_NewIntObj(CellsOfScreen(Tk_Screen(tkwin))));
break;
case WIN_SCREENDEPTH:
Tcl_SetObjResult(interp,
Tcl_NewIntObj(DefaultDepthOfScreen(Tk_Screen(tkwin))));
break;
case WIN_SCREENHEIGHT:
Tcl_SetObjResult(interp,
Tcl_NewIntObj(HeightOfScreen(Tk_Screen(tkwin))));
break;
case WIN_SCREENWIDTH:
Tcl_SetObjResult(interp,
Tcl_NewIntObj(WidthOfScreen(Tk_Screen(tkwin))));
break;
case WIN_SCREENMMHEIGHT:
Tcl_SetObjResult(interp,
Tcl_NewIntObj(HeightMMOfScreen(Tk_Screen(tkwin))));
break;
case WIN_SCREENMMWIDTH:
Tcl_SetObjResult(interp,
Tcl_NewIntObj(WidthMMOfScreen(Tk_Screen(tkwin))));
break;
case WIN_SCREENVISUAL:
class = DefaultVisualOfScreen(Tk_Screen(tkwin))->class;
goto visual;
case WIN_SERVER:
TkGetServerInfo(interp, tkwin);
break;
case WIN_TOPLEVEL:
winPtr = GetTopHierarchy(tkwin);
if (winPtr != NULL) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(winPtr->pathName, -1));
}
break;
case WIN_VIEWABLE: {
int viewable = 0;
for ( ; ; winPtr = winPtr->parentPtr) {
if ((winPtr == NULL) || !(winPtr->flags & TK_MAPPED)) {
break;
}
if (winPtr->flags & TK_TOP_HIERARCHY) {
viewable = 1;
break;
}
}
Tcl_SetObjResult(interp, Tcl_NewBooleanObj(viewable));
break;
}
case WIN_VISUAL:
class = Tk_Visual(tkwin)->class;
visual:
string = TkFindStateString(visualMap, class);
if (string == NULL) {
string = "unknown";
}
Tcl_SetObjResult(interp, Tcl_NewStringObj(string, -1));
break;
case WIN_VISUALID:
Tcl_SetObjResult(interp, Tcl_ObjPrintf("0x%x", (unsigned)
XVisualIDFromVisual(Tk_Visual(tkwin))));
break;
case WIN_VROOTHEIGHT:
Tk_GetVRootGeometry(tkwin, &x, &y, &width, &height);
Tcl_SetObjResult(interp, Tcl_NewIntObj(height));
break;
case WIN_VROOTWIDTH:
Tk_GetVRootGeometry(tkwin, &x, &y, &width, &height);
Tcl_SetObjResult(interp, Tcl_NewIntObj(width));
break;
case WIN_VROOTX:
Tk_GetVRootGeometry(tkwin, &x, &y, &width, &height);
Tcl_SetObjResult(interp, Tcl_NewIntObj(x));
break;
case WIN_VROOTY:
Tk_GetVRootGeometry(tkwin, &x, &y, &width, &height);
Tcl_SetObjResult(interp, Tcl_NewIntObj(y));
break;
case WIN_WIDTH:
Tcl_SetObjResult(interp, Tcl_NewIntObj(Tk_Width(tkwin)));
break;
case WIN_X:
Tcl_SetObjResult(interp, Tcl_NewIntObj(Tk_X(tkwin)));
break;
case WIN_Y:
Tcl_SetObjResult(interp, Tcl_NewIntObj(Tk_Y(tkwin)));
break;
/*
* Uses -displayof.
*/
case WIN_ATOM:
skip = TkGetDisplayOf(interp, objc - 2, objv + 2, &tkwin);
if (skip < 0) {
return TCL_ERROR;
}
if (objc - skip != 3) {
Tcl_WrongNumArgs(interp, 2, objv, "?-displayof window? name");
return TCL_ERROR;
}
objv += skip;
string = Tcl_GetString(objv[2]);
Tcl_SetObjResult(interp,
Tcl_NewLongObj((long) Tk_InternAtom(tkwin, string)));
break;
case WIN_ATOMNAME: {
const char *name;
long id;
skip = TkGetDisplayOf(interp, objc - 2, objv + 2, &tkwin);
if (skip < 0) {
return TCL_ERROR;
}
if (objc - skip != 3) {
Tcl_WrongNumArgs(interp, 2, objv, "?-displayof window? id");
return TCL_ERROR;
}
objv += skip;
if (Tcl_GetLongFromObj(interp, objv[2], &id) != TCL_OK) {
return TCL_ERROR;
}
name = Tk_GetAtomName(tkwin, (Atom) id);
if (strcmp(name, "?bad atom?") == 0) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"no atom exists with id \"%s\"", Tcl_GetString(objv[2])));
Tcl_SetErrorCode(interp, "TK", "LOOKUP", "ATOM",
Tcl_GetString(objv[2]), NULL);
return TCL_ERROR;
}
Tcl_SetObjResult(interp, Tcl_NewStringObj(name, -1));
break;
}
case WIN_CONTAINING:
skip = TkGetDisplayOf(interp, objc - 2, objv + 2, &tkwin);
if (skip < 0) {
return TCL_ERROR;
}
if (objc - skip != 4) {
Tcl_WrongNumArgs(interp, 2, objv,
"?-displayof window? rootX rootY");
return TCL_ERROR;
}
objv += skip;
string = Tcl_GetString(objv[2]);
if (Tk_GetPixels(interp, tkwin, string, &x) != TCL_OK) {
return TCL_ERROR;
}
string = Tcl_GetString(objv[3]);
if (Tk_GetPixels(interp, tkwin, string, &y) != TCL_OK) {
return TCL_ERROR;
}
tkwin = Tk_CoordsToWindow(x, y, tkwin);
if (tkwin != NULL) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(Tk_PathName(tkwin),-1));
}
break;
case WIN_INTERPS:
skip = TkGetDisplayOf(interp, objc - 2, objv + 2, &tkwin);
if (skip < 0) {
return TCL_ERROR;
}
if (objc - skip != 2) {
Tcl_WrongNumArgs(interp, 2, objv, "?-displayof window?");
return TCL_ERROR;
}
return TkGetInterpNames(interp, tkwin);
case WIN_PATHNAME: {
Window id;
skip = TkGetDisplayOf(interp, objc - 2, objv + 2, &tkwin);
if (skip < 0) {
return TCL_ERROR;
}
if (objc - skip != 3) {
Tcl_WrongNumArgs(interp, 2, objv, "?-displayof window? id");
return TCL_ERROR;
}
string = Tcl_GetString(objv[2 + skip]);
if (TkpScanWindowId(interp, string, &id) != TCL_OK) {
return TCL_ERROR;
}
winPtr = (TkWindow *) Tk_IdToWindow(Tk_Display(tkwin), id);
if ((winPtr == NULL) ||
(winPtr->mainPtr != ((TkWindow *) tkwin)->mainPtr)) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"window id \"%s\" doesn't exist in this application",
string));
Tcl_SetErrorCode(interp, "TK", "LOOKUP", "WINDOW", string, NULL);
return TCL_ERROR;
}
/*
* If the window is a utility window with no associated path (such as
* a wrapper window or send communication window), just return an
* empty string.
*/
tkwin = (Tk_Window) winPtr;
if (Tk_PathName(tkwin) != NULL) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(Tk_PathName(tkwin),-1));
}
break;
}
/*
* objv[3] is window.
*/
case WIN_EXISTS: {
int alive;
if (objc != 3) {
Tcl_WrongNumArgs(interp, 2, objv, "window");
return TCL_ERROR;
}
string = Tcl_GetString(objv[2]);
winPtr = (TkWindow *) Tk_NameToWindow(interp, string, tkwin);
Tcl_ResetResult(interp);
alive = 1;
if ((winPtr == NULL) || (winPtr->flags & TK_ALREADY_DEAD)) {
alive = 0;
}
Tcl_SetObjResult(interp, Tcl_NewBooleanObj(alive));
break;
}
case WIN_FPIXELS: {
double mm, pixels;
if (objc != 4) {
Tcl_WrongNumArgs(interp, 2, objv, "window number");
return TCL_ERROR;
}
if (TkGetWindowFromObj(interp, tkwin, objv[2], &tkwin) != TCL_OK) {
return TCL_ERROR;
}
string = Tcl_GetString(objv[3]);
if (Tk_GetScreenMM(interp, tkwin, string, &mm) != TCL_OK) {
return TCL_ERROR;
}
pixels = mm * WidthOfScreen(Tk_Screen(tkwin))
/ WidthMMOfScreen(Tk_Screen(tkwin));
Tcl_SetObjResult(interp, Tcl_NewDoubleObj(pixels));
break;
}
case WIN_PIXELS: {
int pixels;
if (objc != 4) {
Tcl_WrongNumArgs(interp, 2, objv, "window number");
return TCL_ERROR;
}
if (TkGetWindowFromObj(interp, tkwin, objv[2], &tkwin) != TCL_OK) {
return TCL_ERROR;
}
string = Tcl_GetString(objv[3]);
if (Tk_GetPixels(interp, tkwin, string, &pixels) != TCL_OK) {
return TCL_ERROR;
}
Tcl_SetObjResult(interp, Tcl_NewIntObj(pixels));
break;
}
case WIN_RGB: {
XColor *colorPtr;
if (objc != 4) {
Tcl_WrongNumArgs(interp, 2, objv, "window colorName");
return TCL_ERROR;
}
if (TkGetWindowFromObj(interp, tkwin, objv[2], &tkwin) != TCL_OK) {
return TCL_ERROR;
}
colorPtr = Tk_GetColor(interp, tkwin, Tcl_GetString(objv[3]));
if (colorPtr == NULL) {
return TCL_ERROR;
}
Tcl_SetObjResult(interp, Tcl_ObjPrintf("%d %d %d",
colorPtr->red, colorPtr->green, colorPtr->blue));
Tk_FreeColor(colorPtr);
break;
}
case WIN_VISUALSAVAILABLE: {
XVisualInfo template, *visInfoPtr;
int count, i;
int includeVisualId;
Tcl_Obj *strPtr, *resultPtr;
char buf[16 + TCL_INTEGER_SPACE];
char visualIdString[TCL_INTEGER_SPACE];
if (objc == 3) {
includeVisualId = 0;
} else if ((objc == 4)
&& (strcmp(Tcl_GetString(objv[3]), "includeids") == 0)) {
includeVisualId = 1;
} else {
Tcl_WrongNumArgs(interp, 2, objv, "window ?includeids?");
return TCL_ERROR;
}
if (TkGetWindowFromObj(interp, tkwin, objv[2], &tkwin) != TCL_OK) {
return TCL_ERROR;
}
template.screen = Tk_ScreenNumber(tkwin);
visInfoPtr = XGetVisualInfo(Tk_Display(tkwin), VisualScreenMask,
&template, &count);
if (visInfoPtr == NULL) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
"can't find any visuals for screen", -1));
Tcl_SetErrorCode(interp, "TK", "VISUAL", "NONE", NULL);
return TCL_ERROR;
}
resultPtr = Tcl_NewObj();
for (i = 0; i < count; i++) {
string = TkFindStateString(visualMap, visInfoPtr[i].class);
if (string == NULL) {
strcpy(buf, "unknown");
} else {
sprintf(buf, "%s %d", string, visInfoPtr[i].depth);
}
if (includeVisualId) {
sprintf(visualIdString, " 0x%x",
(unsigned) visInfoPtr[i].visualid);
strcat(buf, visualIdString);
}
strPtr = Tcl_NewStringObj(buf, -1);
Tcl_ListObjAppendElement(NULL, resultPtr, strPtr);
}
Tcl_SetObjResult(interp, resultPtr);
XFree((char *) visInfoPtr);
break;
}
}
return TCL_OK;
}
#if 0
/*
*----------------------------------------------------------------------
*
* Tk_WmObjCmd --
*
* This function 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_WmObjCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
Tk_Window tkwin;
TkWindow *winPtr;
static const char *const optionStrings[] = {
"aspect", "client", "command", "deiconify",
"focusmodel", "frame", "geometry", "grid",
"group", "iconbitmap", "iconify", "iconmask",
"iconname", "iconposition", "iconwindow", "maxsize",
"minsize", "overrideredirect", "positionfrom", "protocol",
"resizable", "sizefrom", "state", "title",
"tracing", "transient", "withdraw", NULL
};
enum options {
TKWM_ASPECT, TKWM_CLIENT, TKWM_COMMAND, TKWM_DEICONIFY,
TKWM_FOCUSMOD, TKWM_FRAME, TKWM_GEOMETRY, TKWM_GRID,
TKWM_GROUP, TKWM_ICONBMP, TKWM_ICONIFY, TKWM_ICONMASK,
TKWM_ICONNAME, TKWM_ICONPOS, TKWM_ICONWIN, TKWM_MAXSIZE,
TKWM_MINSIZE, TKWM_OVERRIDE, TKWM_POSFROM, TKWM_PROTOCOL,
TKWM_RESIZABLE, TKWM_SIZEFROM, TKWM_STATE, TKWM_TITLE,
TKWM_TRACING, TKWM_TRANSIENT, TKWM_WITHDRAW
};
tkwin = (Tk_Window) clientData;
if (objc < 2) {
Tcl_WrongNumArgs(interp, 1, objv, "option window ?arg?");
return TCL_ERROR;
}
if (Tcl_GetIndexFromObj(interp, objv[1], optionStrings, "option", 0,
&index) != TCL_OK) {
return TCL_ERROR;
}
if (index == TKWM_TRACING) {
int wmTracing;
TkDisplay *dispPtr = ((TkWindow *) tkwin)->dispPtr;
if ((objc != 2) && (objc != 3)) {
Tcl_WrongNumArgs(interp, 1, objv, "tracing ?boolean?");
return TCL_ERROR;
}
if (objc == 2) {
Tcl_SetObjResult(interp, Tcl_NewBooleanObj(
dispPtr->flags & TK_DISPLAY_WM_TRACING));
return TCL_OK;
}
if (Tcl_GetBooleanFromObj(interp, objv[2], &wmTracing) != TCL_OK) {
return TCL_ERROR;
}
if (wmTracing) {
dispPtr->flags |= TK_DISPLAY_WM_TRACING;
} else {
dispPtr->flags &= ~TK_DISPLAY_WM_TRACING;
}
return TCL_OK;
}
if (objc < 3) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?arg?");
return TCL_ERROR;
}
winPtr = (TkWindow *) Tk_NameToWindow(interp,
Tcl_GetString(objv[2]), tkwin);
if (winPtr == NULL) {
return TCL_ERROR;
}
if (!(winPtr->flags & TK_TOP_LEVEL)) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"window \"%s\" isn't a top-level window", winPtr->pathName));
Tcl_SetErrorCode(interp, "TK", "LOOKUP", "TOPLEVEL", winPtr->pathName,
NULL);
return TCL_ERROR;
}
switch ((enum options) index) {
case TKWM_ASPECT:
TkpWmAspectCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_CLIENT:
TkpWmClientCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_COMMAND:
TkpWmCommandCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_DEICONIFY:
TkpWmDeiconifyCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_FOCUSMOD:
TkpWmFocusmodCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_FRAME:
TkpWmFrameCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_GEOMETRY:
TkpWmGeometryCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_GRID:
TkpWmGridCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_GROUP:
TkpWmGroupCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_ICONBMP:
TkpWmIconbitmapCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_ICONIFY:
TkpWmIconifyCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_ICONMASK:
TkpWmIconmaskCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_ICONNAME:
/*
* Slight Unix variation.
*/
TkpWmIconnameCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_ICONPOS:
/*
* nearly same - 1 line more on Unix.
*/
TkpWmIconpositionCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_ICONWIN:
TkpWmIconwindowCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_MAXSIZE:
/*
* Nearly same, win diffs.
*/
TkpWmMaxsizeCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_MINSIZE:
/*
* Nearly same, win diffs
*/
TkpWmMinsizeCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_OVERRIDE:
/*
* Almost same.
*/
TkpWmOverrideCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_POSFROM:
/*
* Equal across platforms
*/
TkpWmPositionfromCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_PROTOCOL:
/*
* Equal across platforms
*/
TkpWmProtocolCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_RESIZABLE:
/*
* Almost same
*/
TkpWmResizableCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_SIZEFROM:
/*
* Equal across platforms
*/
TkpWmSizefromCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_STATE:
TkpWmStateCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_TITLE:
TkpWmTitleCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_TRANSIENT:
TkpWmTransientCmd(interp, tkwin, winPtr, objc, objv);
break;
case TKWM_WITHDRAW:
TkpWmWithdrawCmd(interp, tkwin, winPtr, objc, objv);
break;
}
updateGeom:
if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
Tcl_DoWhenIdle(UpdateGeometryInfo, winPtr);
wmPtr->flags |= WM_UPDATE_PENDING;
}
return TCL_OK;
}
#endif
/*
*----------------------------------------------------------------------
*
* TkGetDisplayOf --
*
* Parses a "-displayof window" option for various commands. If present,
* the literal "-displayof" should be in objv[0] and the window name in
* objv[1].
*
* Results:
* The return value is 0 if the argument strings did not contain the
* "-displayof" option. The return value is 2 if the argument strings
* contained both the "-displayof" option and a valid window name.
* Otherwise, the return value is -1 if the window name was missing or
* did not specify a valid window.
*
* If the return value was 2, *tkwinPtr is filled with the token for the
* window specified on the command line. If the return value was -1, an
* error message is left in interp's result object.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
int
TkGetDisplayOf(
Tcl_Interp *interp, /* Interpreter for error reporting. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[], /* Argument objects. If it is present,
* "-displayof" should be in objv[0] and
* objv[1] the name of a window. */
Tk_Window *tkwinPtr) /* On input, contains main window of
* application associated with interp. On
* output, filled with window specified as
* option to "-displayof" argument, or
* unmodified if "-displayof" argument was not
* present. */
{
const char *string;
int length;
if (objc < 1) {
return 0;
}
string = Tcl_GetStringFromObj(objv[0], &length);
if ((length >= 2) &&
(strncmp(string, "-displayof", (unsigned) length) == 0)) {
if (objc < 2) {
Tcl_SetObjResult(interp, Tcl_NewStringObj(
"value for \"-displayof\" missing", -1));
Tcl_SetErrorCode(interp, "TK", "NO_VALUE", "DISPLAYOF", NULL);
return -1;
}
*tkwinPtr = Tk_NameToWindow(interp, Tcl_GetString(objv[1]), *tkwinPtr);
if (*tkwinPtr == NULL) {
return -1;
}
return 2;
}
return 0;
}
/*
*----------------------------------------------------------------------
*
* TkDeadAppObjCmd --
*
* If an application has been deleted then all Tk commands will be
* re-bound to this function.
*
* Results:
* A standard Tcl error is reported to let the user know that the
* application is dead.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
/* ARGSUSED */
int
TkDeadAppObjCmd(
ClientData clientData, /* Dummy. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument strings. */
{
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't invoke \"%s\" command: application has been destroyed",
Tcl_GetString(objv[0])));
return TCL_ERROR;
}
/*
*----------------------------------------------------------------------
*
* GetTopHierarchy --
*
* Retrieves the top-of-hierarchy window which is the nearest ancestor of
* the specified window.
*
* Results:
* Returns the top-of-hierarchy window, or NULL if the window has no
* ancestor which is at the top of a physical window hierarchy.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
static TkWindow *
GetTopHierarchy(
Tk_Window tkwin) /* Window for which the top-of-hierarchy
* ancestor should be deterined. */
{
TkWindow *winPtr = (TkWindow *) tkwin;
while ((winPtr != NULL) && !(winPtr->flags & TK_TOP_HIERARCHY)) {
winPtr = winPtr->parentPtr;
}
return winPtr;
}
/*
* Local Variables:
* mode: c
* c-basic-offset: 4
* fill-column: 78
* End:
*/
