static void
DisplaySetupProc(
ClientData clientData, /* Not used. */
int flags)
{
TkDisplay *dispPtr;
static Tcl_Time blockTime = { 0, 0 };
if (!(flags & TCL_WINDOW_EVENTS)) {
return;
}
for (dispPtr = TkGetDisplayList(); dispPtr != NULL;
dispPtr = dispPtr->nextPtr) {
/*
* Flush the display. If data is pending on the X queue, set the block
* time to zero. This ensures that we won't block in the notifier if
* there is data in the X queue, but not on the server socket.
*/
XFlush(dispPtr->display);
if (QLength(dispPtr->display) > 0) {
Tcl_SetMaxBlockTime(&blockTime);
}
}
}
static int
GenerateButtonEvent(MouseEventData * medPtr)
{
Tk_Window tkwin;
int dummy;
TkDisplay *dispPtr;
#if UNUSED
/*
* ButtonDown events will always occur in the front
* window. ButtonUp events, however, may occur anywhere
* on the screen. ButtonUp events should only be sent
* to Tk if in the front window or during an implicit grab.
*/
if ((medPtr->activeNonFloating == NULL)
|| ((!(TkpIsWindowFloating(medPtr->whichWin))
&& (medPtr->activeNonFloating != medPtr->whichWin))
&& TkMacOSXGetCapture() == NULL)) {
return false;
}
#endif
dispPtr = TkGetDisplayList();
tkwin = Tk_IdToWindow(dispPtr->display, medPtr->window);
if (tkwin != NULL) {
tkwin = Tk_TopCoordsToWindow(tkwin, medPtr->local.h, medPtr->local.v,
&dummy, &dummy);
}
Tk_UpdatePointer(tkwin, medPtr->global.h, medPtr->global.v, medPtr->state);
return true;
}
static void
GenerateEditEvent(
int flag)
{
XVirtualEvent event;
Point where;
Tk_Window tkwin;
Window window;
TkDisplay *dispPtr;
if (TkMacHaveAppearance() >= 0x110) {
window = TkMacGetXWindow(FrontNonFloatingWindow());
} else {
window = TkMacGetXWindow(FrontWindow());
}
dispPtr = TkGetDisplayList();
tkwin = Tk_IdToWindow(dispPtr->display, window);
tkwin = (Tk_Window) ((TkWindow *) tkwin)->dispPtr->focusPtr;
if (tkwin == NULL) {
return;
}
event.type = VirtualEvent;
event.serial = Tk_Display(tkwin)->request;
event.send_event = false;
event.display = Tk_Display(tkwin);
event.event = Tk_WindowId(tkwin);
event.root = XRootWindow(Tk_Display(tkwin), 0);
event.subwindow = None;
event.time = TkpGetMS();
GetMouse(&where);
tkwin = Tk_TopCoordsToWindow(tkwin, where.h, where.v,
&event.x, &event.y);
LocalToGlobal(&where);
event.x_root = where.h;
event.y_root = where.v;
event.state = TkMacButtonKeyState();
event.same_screen = true;
switch (flag) {
case EDIT_CUT:
event.name = Tk_GetUid("Cut");
break;
case EDIT_COPY:
event.name = Tk_GetUid("Copy");
break;
case EDIT_PASTE:
event.name = Tk_GetUid("Paste");
break;
case EDIT_CLEAR:
event.name = Tk_GetUid("Clear");
break;
}
Tk_QueueWindowEvent((XEvent *) &event, TCL_QUEUE_TAIL);
}
static int
GeneratePollingEvents(MouseEventData * medPtr)
{
Tk_Window tkwin, rootwin, grabWin;
int local_x, local_y;
TkDisplay *dispPtr;
grabWin = TkMacOSXGetCapture();
if ((!TkpIsWindowFloating(medPtr->whichWin)
&& (medPtr->activeNonFloating != medPtr->whichWin))) {
/*
* If the window for this event is not floating, and is not the
* active non-floating window, don't generate polling events.
* We don't send events to backgrounded windows. So either send
* it to the grabWin, or NULL if there is no grabWin.
*/
tkwin = grabWin;
} else {
/*
* First check whether the toplevel containing this mouse
* event is the grab window. If not, then send the event
* to the grab window. Otherwise, set tkWin to the subwindow
* which most closely contains the mouse event.
*/
dispPtr = TkGetDisplayList();
rootwin = Tk_IdToWindow(dispPtr->display, medPtr->window);
if ((rootwin == NULL)
|| ((grabWin != NULL) && (rootwin != grabWin))) {
tkwin = grabWin;
} else {
tkwin = Tk_TopCoordsToWindow(rootwin,
medPtr->local.h, medPtr->local.v,
&local_x, &local_y);
}
}
/*
* The following call will generate the appropiate X events and
* adjust any state that Tk must remember.
*/
Tk_UpdatePointer(tkwin, medPtr->global.h, medPtr->global.v,
medPtr->state);
return true;
}
void
TkMacOSXBringWindowForward(
WindowRef wRef)
{
TkDisplay *dispPtr = TkGetDisplayList();
Tk_Window tkwin = Tk_IdToWindow(dispPtr->display,TkMacOSXGetXWindow(wRef));
Tk_Window grabWin = GetGrabWindowForWindow(tkwin);
if (grabWin && grabWin != tkwin) {
wRef = TkMacOSXDrawableWindow(((TkWindow*)grabWin)->window);
}
TkMacOSXSetEatButtonUp(true);
BringWindowForward(wRef, Tk_MacOSXIsAppInFront(), !grabWin);
}
static void
GenerateEditEvent(
int flag)
{
XVirtualEvent event;
int x, y;
Tk_Window tkwin;
Window window;
TkDisplay *dispPtr;
window = TkMacOSXGetXWindow(ActiveNonFloatingWindow());
dispPtr = TkGetDisplayList();
tkwin = Tk_IdToWindow(dispPtr->display, window);
tkwin = (Tk_Window) ((TkWindow *) tkwin)->dispPtr->focusPtr;
if (tkwin == NULL) {
return;
}
bzero(&event, sizeof(XVirtualEvent));
event.type = VirtualEvent;
event.serial = Tk_Display(tkwin)->request;
event.send_event = false;
event.display = Tk_Display(tkwin);
event.event = Tk_WindowId(tkwin);
event.root = XRootWindow(Tk_Display(tkwin), 0);
event.subwindow = None;
event.time = TkpGetMS();
XQueryPointer(NULL, None, NULL, NULL,
&event.x_root, &event.y_root, &x, &y, &event.state);
Tk_TopCoordsToWindow(tkwin, x, y, &event.x, &event.y);
event.same_screen = true;
switch (flag) {
case EDIT_CUT:
event.name = Tk_GetUid("Cut");
break;
case EDIT_COPY:
event.name = Tk_GetUid("Copy");
break;
case EDIT_PASTE:
event.name = Tk_GetUid("Paste");
break;
case EDIT_CLEAR:
event.name = Tk_GetUid("Clear");
break;
}
Tk_QueueWindowEvent((XEvent *) &event, TCL_QUEUE_TAIL);
}
static void
BringWindowForward(
WindowRef wRef,
int isFrontProcess,
int frontWindowOnly)
{
if (wRef && !TkpIsWindowFloating(wRef) && IsValidWindowPtr(wRef)) {
WindowRef frontWindow = FrontNonFloatingWindow();
WindowModality frontWindowModality = kWindowModalityNone;
if (frontWindow && frontWindow != wRef) {
ChkErr(GetWindowModality, frontWindow, &frontWindowModality, NULL);
}
if (frontWindowModality != kWindowModalityAppModal) {
Window window = TkMacOSXGetXWindow(wRef);
if (window != None) {
TkDisplay *dispPtr = TkGetDisplayList();
TkWindow * winPtr = (TkWindow *)Tk_IdToWindow(dispPtr->display,
window);
if (winPtr && winPtr->wmInfoPtr &&
winPtr->wmInfoPtr->master != None) {
TkWindow *masterWinPtr = (TkWindow *)Tk_IdToWindow(
dispPtr->display, winPtr->wmInfoPtr->master);
if (masterWinPtr && masterWinPtr->window != None &&
TkMacOSXHostToplevelExists(masterWinPtr)) {
WindowRef masterMacWin =
TkMacOSXDrawableWindow(masterWinPtr->window);
if (masterMacWin) {
BringToFront(masterMacWin);
}
}
}
}
SelectWindow(wRef);
} else {
frontWindowOnly = 0;
}
}
if (!isFrontProcess) {
ProcessSerialNumber ourPsn = {0, kCurrentProcess};
ChkErr(SetFrontProcessWithOptions, &ourPsn, frontWindowOnly ?
kSetFrontProcessFrontWindowOnly : 0);
}
}
static void
DisplayCheckProc(
ClientData clientData, /* Not used. */
int flags)
{
TkDisplay *dispPtr;
if (!(flags & TCL_WINDOW_EVENTS)) {
return;
}
for (dispPtr = TkGetDisplayList(); dispPtr != NULL;
dispPtr = dispPtr->nextPtr) {
XFlush(dispPtr->display);
TransferXEventsToTcl(dispPtr->display);
}
}
static int
GenerateMouseWheelEvent(MouseEventData * medPtr)
{
Tk_Window tkwin, rootwin;
TkDisplay *dispPtr;
TkWindow *winPtr;
XEvent xEvent;
dispPtr = TkGetDisplayList();
rootwin = Tk_IdToWindow(dispPtr->display, medPtr->window);
if (rootwin == NULL) {
tkwin = NULL;
} else {
tkwin = Tk_TopCoordsToWindow(rootwin,
medPtr->local.h, medPtr->local.v,
&xEvent.xbutton.x, &xEvent.xbutton.y);
}
/*
* The following call will generate the appropiate X events and
* adjust any state that Tk must remember.
*/
if (!tkwin) {
tkwin = TkMacOSXGetCapture();
}
if (!tkwin) {
return false;
}
winPtr = (TkWindow *) tkwin;
xEvent.type = MouseWheelEvent;
xEvent.xkey.keycode = medPtr->delta;
xEvent.xbutton.x_root = medPtr->global.h;
xEvent.xbutton.y_root = medPtr->global.v;
xEvent.xbutton.state = medPtr->state;
xEvent.xany.serial = LastKnownRequestProcessed(winPtr->display);
xEvent.xany.send_event = false;
xEvent.xany.display = winPtr->display;
xEvent.xany.window = Tk_WindowId(winPtr);
Tk_QueueWindowEvent(&xEvent, TCL_QUEUE_TAIL);
return true;
}
static int
GenerateToolbarButtonEvent(
MouseEventData *medPtr)
{
Tk_Window rootwin, tkwin = NULL;
TkDisplay *dispPtr;
TkWindow *winPtr;
XVirtualEvent event;
dispPtr = TkGetDisplayList();
rootwin = Tk_IdToWindow(dispPtr->display, medPtr->window);
if (rootwin) {
tkwin = Tk_TopCoordsToWindow(rootwin,
medPtr->local.h, medPtr->local.v, &event.x, &event.y);
}
if (!tkwin) {
return true;
}
winPtr = (TkWindow *) tkwin;
bzero(&event, sizeof(XVirtualEvent));
event.type = VirtualEvent;
event.serial = LastKnownRequestProcessed(winPtr->display);
event.send_event = false;
event.display = winPtr->display;
event.event = winPtr->window;
event.root = XRootWindow(winPtr->display, 0);
event.subwindow = None;
event.time = TkpGetMS();
event.x_root = medPtr->global.h;
event.y_root = medPtr->global.v;
event.state = medPtr->state;
event.same_screen = true;
event.name = Tk_GetUid("ToolbarButton");
Tk_QueueWindowEvent((XEvent *) &event, TCL_QUEUE_TAIL);
return true;
}
int
TkUnixDoOneXEvent(
Tcl_Time *timePtr) /* Specifies the absolute time when the call
* should time out. */
{
TkDisplay *dispPtr;
static fd_mask readMask[MASK_SIZE];
struct timeval blockTime, *timeoutPtr;
Tcl_Time now;
int fd, index, numFound, numFdBits = 0;
fd_mask bit, *readMaskPtr = readMask;
/*
* Look for queued events first.
*/
if (Tcl_ServiceEvent(TCL_WINDOW_EVENTS)) {
return 1;
}
/*
* Compute the next block time and check to see if we have timed out. Note
* that HP-UX defines tv_sec to be unsigned so we have to be careful in
* our arithmetic.
*/
if (timePtr) {
Tcl_GetTime(&now);
blockTime.tv_sec = timePtr->sec;
blockTime.tv_usec = timePtr->usec - now.usec;
if (blockTime.tv_usec < 0) {
now.sec += 1;
blockTime.tv_usec += 1000000;
}
if (blockTime.tv_sec < now.sec) {
blockTime.tv_sec = 0;
blockTime.tv_usec = 0;
} else {
blockTime.tv_sec -= now.sec;
}
timeoutPtr = &blockTime;
} else {
timeoutPtr = NULL;
}
/*
* Set up the select mask for all of the displays. If a display has data
* pending, then we want to poll instead of blocking.
*/
memset(readMask, 0, MASK_SIZE*sizeof(fd_mask));
for (dispPtr = TkGetDisplayList(); dispPtr != NULL;
dispPtr = dispPtr->nextPtr) {
XFlush(dispPtr->display);
if (QLength(dispPtr->display) > 0) {
blockTime.tv_sec = 0;
blockTime.tv_usec = 0;
}
fd = ConnectionNumber(dispPtr->display);
index = fd/(NBBY*sizeof(fd_mask));
bit = ((fd_mask)1) << (fd%(NBBY*sizeof(fd_mask)));
readMask[index] |= bit;
if (numFdBits <= fd) {
numFdBits = fd+1;
}
}
numFound = select(numFdBits, (SELECT_MASK *) readMaskPtr, NULL, NULL,
timeoutPtr);
if (numFound <= 0) {
/*
* Some systems don't clear the masks after an error, so we have to do
* it here.
*/
memset(readMask, 0, MASK_SIZE*sizeof(fd_mask));
}
/*
* Process any new events on the display connections.
*/
for (dispPtr = TkGetDisplayList(); dispPtr != NULL;
dispPtr = dispPtr->nextPtr) {
fd = ConnectionNumber(dispPtr->display);
index = fd/(NBBY*sizeof(fd_mask));
bit = ((fd_mask)1) << (fd%(NBBY*sizeof(fd_mask)));
if ((readMask[index] & bit) || (QLength(dispPtr->display) > 0)) {
DisplayFileProc((ClientData)dispPtr, TCL_READABLE);
}
}
if (Tcl_ServiceEvent(TCL_WINDOW_EVENTS)) {
return 1;
}
/*
* Check to see if we timed out.
*/
if (timePtr) {
Tcl_GetTime(&now);
if ((now.sec > timePtr->sec) || ((now.sec == timePtr->sec)
&& (now.usec > timePtr->usec))) {
return 0;
}
}
/*
* We had an event but we did not generate a Tcl event from it. Behave as
* though we dealt with it. (JYL&SS)
*/
return 1;
}
void
TkSuspendClipboard()
{
TkClipboardTarget *targetPtr;
TkClipboardBuffer *cbPtr;
TkDisplay *dispPtr;
char *buffer, *p, *endPtr, *buffPtr;
long length;
dispPtr = TkGetDisplayList();
if ((dispPtr == NULL) || !dispPtr->clipboardActive) {
return;
}
for (targetPtr = dispPtr->clipTargetPtr; targetPtr != NULL;
targetPtr = targetPtr->nextPtr) {
if (targetPtr->type == XA_STRING)
break;
}
if (targetPtr != NULL) {
Tcl_DString encodedText;
length = 0;
for (cbPtr = targetPtr->firstBufferPtr; cbPtr != NULL;
cbPtr = cbPtr->nextPtr) {
length += cbPtr->length;
}
buffer = ckalloc(length);
buffPtr = buffer;
for (cbPtr = targetPtr->firstBufferPtr; cbPtr != NULL;
cbPtr = cbPtr->nextPtr) {
for (p = cbPtr->buffer, endPtr = p + cbPtr->length;
p < endPtr; p++) {
if (*p == '\n') {
*buffPtr++ = '\r';
} else {
*buffPtr++ = *p;
}
}
}
ZeroScrap();
Tcl_UtfToExternalDString(NULL, buffer, length, &encodedText);
PutScrap(Tcl_DStringLength(&encodedText), 'TEXT',
Tcl_DStringValue(&encodedText));
Tcl_DStringFree(&encodedText);
ckfree(buffer);
}
/*
* The system now owns the scrap. We tell Tk that it has
* lost the selection so that it will look for it the next time
* it needs it. (Window list NULL if quiting.)
*/
if (TkGetMainInfoList() != NULL) {
Tk_ClearSelection((Tk_Window) TkGetMainInfoList()->winPtr,
Tk_InternAtom((Tk_Window) TkGetMainInfoList()->winPtr,
"CLIPBOARD"));
}
return;
}
static void
TransferXEventsToTcl(
Display *display)
{
union {
int type;
XEvent x;
TkKeyEvent k;
} event;
Window w;
TkDisplay *dispPtr = NULL;
/*
* Transfer events from the X event queue to the Tk event queue after XIM
* event filtering. KeyPress and KeyRelease events need special treatment
* so that they get directed according to Tk's focus rules during XIM
* handling. Theoretically they can go to the wrong place still (if
* there's a focus change in the queue) but if we push the handling off
* until Tk_HandleEvent then many input methods actually cease to work
* correctly. Most of the time, Tk processes its event queue fast enough
* for this to not be an issue anyway. [Bug 1924761]
*/
while (QLength(display) > 0) {
XNextEvent(display, &event.x);
w = None;
if (event.type == KeyPress || event.type == KeyRelease) {
for (dispPtr = TkGetDisplayList(); ; dispPtr = dispPtr->nextPtr) {
if (dispPtr == NULL) {
break;
} else if (dispPtr->display == event.x.xany.display) {
if (dispPtr->focusPtr != NULL) {
w = dispPtr->focusPtr->window;
}
break;
}
}
}
if (XFilterEvent(&event.x, w)) {
continue;
}
if (event.type == KeyPress || event.type == KeyRelease) {
event.k.charValuePtr = NULL;
event.k.charValueLen = 0;
event.k.keysym = NoSymbol;
/*
* Force the calling of the input method engine now. The results
* from it will be cached in the event so that they don't get lost
* (to a race condition with other XIM-handled key events) between
* entering the event queue and getting serviced. [Bug 1924761]
*/
#ifdef TK_USE_INPUT_METHODS
if (event.type == KeyPress && dispPtr &&
(dispPtr->flags & TK_DISPLAY_USE_IM)) {
if (dispPtr->focusPtr && dispPtr->focusPtr->inputContext) {
Tcl_DString ds;
Tcl_DStringInit(&ds);
(void) TkpGetString(dispPtr->focusPtr, &event.x, &ds);
Tcl_DStringFree(&ds);
}
}
#endif
}
Tk_QueueWindowEvent(&event.x, TCL_QUEUE_TAIL);
}
}
void
TkMacOSXHandleMenuSelect(
MenuID theMenu,
MenuItemIndex theItem,
int optionKeyPressed)
{
Tk_Window tkwin;
Window window;
TkDisplay *dispPtr;
Tcl_CmdInfo dummy;
int code;
if (theItem == 0) {
TkMacOSXClearMenubarActive();
return;
}
switch (theMenu) {
case kAppleMenu:
switch (theItem) {
case kAppleAboutItem:
if (optionKeyPressed || gInterp == NULL ||
Tcl_GetCommandInfo(gInterp, "tkAboutDialog", &dummy) == 0) {
TkAboutDlg();
} else {
code = Tcl_EvalEx(gInterp, "tkAboutDialog", -1,
TCL_EVAL_GLOBAL);
if (code != TCL_OK) {
Tcl_BackgroundException(gInterp, code);
}
Tcl_ResetResult(gInterp);
}
break;
}
break;
case kFileMenu:
switch (theItem) {
case kSourceItem:
if (gInterp) {
if (Tcl_EvalEx(gInterp, "tk_getOpenFile -filetypes {"
"{{TCL Scripts} {.tcl} TEXT} {{Text Files} {} TEXT}}",
-1, TCL_EVAL_GLOBAL) == TCL_OK) {
Tcl_Obj *path = Tcl_GetObjResult(gInterp);
int len;
Tcl_GetStringFromObj(path, &len);
if (len) {
Tcl_IncrRefCount(path);
code = Tcl_FSEvalFile(gInterp, path);
if (code != TCL_OK) {
Tcl_BackgroundException(gInterp, code);
}
Tcl_DecrRefCount(path);
}
}
Tcl_ResetResult(gInterp);
}
break;
case kDemoItem:
if (gInterp) {
Tcl_Obj *path = GetWidgetDemoPath(gInterp);
if (path) {
Tcl_IncrRefCount(path);
code = Tcl_FSEvalFile(gInterp, path);
if (code != TCL_OK) {
Tcl_BackgroundException(gInterp, code);
}
Tcl_DecrRefCount(path);
Tcl_ResetResult(gInterp);
}
}
break;
case kCloseItem:
/* Send close event */
window = TkMacOSXGetXWindow(ActiveNonFloatingWindow());
dispPtr = TkGetDisplayList();
tkwin = Tk_IdToWindow(dispPtr->display, window);
TkGenWMDestroyEvent(tkwin);
break;
}
break;
case kEditMenu:
/*
* This implementation just send the keysyms Tk thinks are associated
* with function keys that do Cut, Copy & Paste on a Sun keyboard.
*/
GenerateEditEvent(theItem);
break;
default:
TkMacOSXDispatchMenuEvent(theMenu, theItem);
break;
}
/*
* Finally we unhighlight the menu.
*/
HiliteMenu(0);
}
global.y = tkMacOSXZeroScreenHeight - global.y;
} else { /* local will be in screen coordinates. */
if (_windowWithMouse ) {
win = _windowWithMouse;
global = local;
local = [nswindow convertPointFromScreen: local];
local.y = [win frame].size.height - local.y;
global.y = tkMacOSXZeroScreenHeight - global.y;
} else { /* We have no window. Use the screen???*/
local.y = tkMacOSXZeroScreenHeight - local.y;
global = local;
}
}
Window window = TkMacOSXGetXWindow(win);
Tk_Window tkwin = window ? Tk_IdToWindow(TkGetDisplayList()->display,
window) : NULL;
if (!tkwin) {
tkwin = TkMacOSXGetCapture();
}
if (!tkwin) {
return theEvent; /* Give up. No window for this event. */
}
TkWindow *winPtr = (TkWindow *) tkwin;
local.x -= winPtr->wmInfoPtr->xInParent;
local.y -= winPtr->wmInfoPtr->yInParent;
int win_x, win_y;
tkwin = Tk_TopCoordsToWindow(tkwin, local.x, local.y,
&win_x, &win_y);
/* ARGSUSED */
int
Tk_GrabObjCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
int globalGrab;
Tk_Window tkwin;
TkDisplay *dispPtr;
const char *arg;
int index;
int len;
static const char *const optionStrings[] = {
"current", "release", "set", "status", NULL
};
static const char *const flagStrings[] = {
"-global", NULL
};
enum options {
GRABCMD_CURRENT, GRABCMD_RELEASE, GRABCMD_SET, GRABCMD_STATUS
};
if (objc < 2) {
/*
* Can't use Tcl_WrongNumArgs here because we want the message to
* read:
* wrong # args: should be "cmd ?-global? window" or "cmd option
* ?arg ...?"
* We can fake it with Tcl_WrongNumArgs if we assume the command name
* is "grab", but if it has been aliased, the message will be
* incorrect.
*/
Tcl_ResetResult(interp);
Tcl_AppendResult(interp, "wrong # args: should be \"",
Tcl_GetString(objv[0]), " ?-global? window\" or \"",
Tcl_GetString(objv[0]), " option ?arg ...?\"", NULL);
return TCL_ERROR;
}
/*
* First check for a window name or "-global" as the first argument.
*/
arg = Tcl_GetStringFromObj(objv[1], &len);
if (arg[0] == '.') {
/* [grab window] */
if (objc != 2) {
Tcl_WrongNumArgs(interp, 1, objv, "?-global? window");
return TCL_ERROR;
}
tkwin = Tk_NameToWindow(interp, arg, clientData);
if (tkwin == NULL) {
return TCL_ERROR;
}
return Tk_Grab(interp, tkwin, 0);
} else if (arg[0] == '-' && len > 1) {
if (Tcl_GetIndexFromObj(interp, objv[1], flagStrings, "option", 0,
&index) != TCL_OK) {
return TCL_ERROR;
}
/* [grab -global window] */
if (objc != 3) {
Tcl_WrongNumArgs(interp, 1, objv, "?-global? window");
return TCL_ERROR;
}
tkwin = Tk_NameToWindow(interp, Tcl_GetString(objv[2]), clientData);
if (tkwin == NULL) {
return TCL_ERROR;
}
return Tk_Grab(interp, tkwin, 1);
}
/*
* First argument is not a window name and not "-global", find out which
* option it is.
*/
if (Tcl_GetIndexFromObj(interp, objv[1], optionStrings, "option", 0,
&index) != TCL_OK) {
return TCL_ERROR;
}
switch ((enum options) index) {
case GRABCMD_CURRENT:
/* [grab current ?window?] */
if (objc > 3) {
Tcl_WrongNumArgs(interp, 1, objv, "current ?window?");
return TCL_ERROR;
}
if (objc == 3) {
tkwin = Tk_NameToWindow(interp, Tcl_GetString(objv[2]),
clientData);
if (tkwin == NULL) {
return TCL_ERROR;
}
dispPtr = ((TkWindow *) tkwin)->dispPtr;
if (dispPtr->eventualGrabWinPtr != NULL) {
Tcl_SetResult(interp, dispPtr->eventualGrabWinPtr->pathName,
TCL_STATIC);
}
} else {
for (dispPtr = TkGetDisplayList(); dispPtr != NULL;
dispPtr = dispPtr->nextPtr) {
if (dispPtr->eventualGrabWinPtr != NULL) {
Tcl_AppendElement(interp,
dispPtr->eventualGrabWinPtr->pathName);
}
}
}
return TCL_OK;
case GRABCMD_RELEASE:
/* [grab release window] */
if (objc != 3) {
Tcl_WrongNumArgs(interp, 1, objv, "release window");
return TCL_ERROR;
}
tkwin = Tk_NameToWindow(interp, Tcl_GetString(objv[2]), clientData);
if (tkwin == NULL) {
Tcl_ResetResult(interp);
} else {
Tk_Ungrab(tkwin);
}
break;
case GRABCMD_SET:
/* [grab set ?-global? window] */
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 1, objv, "set ?-global? window");
return TCL_ERROR;
}
if (objc == 3) {
globalGrab = 0;
tkwin = Tk_NameToWindow(interp, Tcl_GetString(objv[2]),
clientData);
} else {
globalGrab = 1;
/*
* We could just test the argument by hand instead of using
* Tcl_GetIndexFromObj; the benefit of using the function is that
* it sets up the error message for us, so we are certain to be
* consistant with the rest of Tcl.
*/
if (Tcl_GetIndexFromObj(interp, objv[2], flagStrings, "option",
0, &index) != TCL_OK) {
return TCL_ERROR;
}
tkwin = Tk_NameToWindow(interp, Tcl_GetString(objv[3]),
clientData);
}
if (tkwin == NULL) {
return TCL_ERROR;
}
return Tk_Grab(interp, tkwin, globalGrab);
case GRABCMD_STATUS: {
/* [grab status window] */
TkWindow *winPtr;
if (objc != 3) {
Tcl_WrongNumArgs(interp, 1, objv, "status window");
return TCL_ERROR;
}
winPtr = (TkWindow *) Tk_NameToWindow(interp, Tcl_GetString(objv[2]),
clientData);
if (winPtr == NULL) {
return TCL_ERROR;
}
dispPtr = winPtr->dispPtr;
if (dispPtr->eventualGrabWinPtr != winPtr) {
Tcl_SetResult(interp, "none", TCL_STATIC);
} else if (dispPtr->grabFlags & GRAB_GLOBAL) {
Tcl_SetResult(interp, "global", TCL_STATIC);
} else {
Tcl_SetResult(interp, "local", TCL_STATIC);
}
break;
}
}
return TCL_OK;
}
void
XDestroyWindow(
Display *display, /* Display. */
Window window) /* Window. */
{
MacDrawable *macWin = (MacDrawable *) window;
WindowRef winRef;
/*
* Remove any dangling pointers that may exist if the window we are
* deleting is being tracked by the grab code.
*/
TkPointerDeadWindow(macWin->winPtr);
macWin->toplevel->referenceCount--;
if (!Tk_IsTopLevel(macWin->winPtr)) {
TkMacOSXInvalidateWindow(macWin, TK_PARENT_WINDOW);
if (macWin->winPtr->parentPtr != NULL) {
TkMacOSXInvalClipRgns((Tk_Window) macWin->winPtr->parentPtr);
}
if (macWin->visRgn) {
CFRelease(macWin->visRgn);
}
if (macWin->aboveVisRgn) {
CFRelease(macWin->aboveVisRgn);
}
if (macWin->toplevel->referenceCount == 0) {
ckfree((char *) macWin->toplevel);
}
ckfree((char *) macWin);
return;
}
/*
* We are relying on the Activate Mac OS event to pass the focus away from
* a window that is getting Destroyed to the Front non-floating window. BUT
* we don't get activate events when a floating window is destroyed, since
* the front non-floating window doesn't in fact get activated... So maybe
* we can check here and if we are destroying a floating window, we can
* pass the focus back to the front non-floating window...
*/
if (macWin->grafPtr != NULL) {
TkWindow *focusPtr = TkGetFocusWin(macWin->winPtr);
if (focusPtr == NULL
|| (focusPtr->mainPtr->winPtr == macWin->winPtr)) {
winRef = TkMacOSXDrawableWindow(window);
if (TkpIsWindowFloating (winRef)) {
Window window = TkMacOSXGetXWindow(ActiveNonFloatingWindow());
if (window != None) {
TkMacOSXGenerateFocusEvent(window, 1);
}
}
}
}
if (macWin->visRgn) {
CFRelease(macWin->visRgn);
}
if (macWin->aboveVisRgn) {
CFRelease(macWin->aboveVisRgn);
}
/*
* Delete the Mac window and remove it from the windowTable. The window
* could be NULL if the window was never mapped. However, we don't do this
* for embedded windows, they don't go in the window list, and they do not
* own their portPtr's.
*/
if (!Tk_IsEmbedded(macWin->winPtr)) {
WindowRef winRef = TkMacOSXDrawableWindow(window);
if (winRef) {
TkMacOSXWindowList *listPtr, *prevPtr;
WindowGroupRef group;
if (GetWindowProperty(winRef, 'Tk ', 'TsGp', sizeof(group), NULL,
&group) == noErr) {
TkDisplay *dispPtr = TkGetDisplayList();
ItemCount i = CountWindowGroupContents(group,
kWindowGroupContentsReturnWindows);
WindowRef macWin;
WindowGroupRef newGroup;
Window window;
while (i > 0) {
ChkErr(GetIndexedWindow, group, i--, 0, &macWin);
if (!macWin) {
continue;
}
window = TkMacOSXGetXWindow(macWin);
newGroup = NULL;
if (window != None) {
TkWindow *winPtr = (TkWindow *)
Tk_IdToWindow(dispPtr->display, window);
if (winPtr && winPtr->wmInfoPtr) {
newGroup = GetWindowGroupOfClass(
winPtr->wmInfoPtr->macClass);
}
}
if (!newGroup) {
newGroup =
GetWindowGroupOfClass(kDocumentWindowClass);
}
ChkErr(SetWindowGroup, macWin, newGroup);
}
ChkErr(SetWindowGroupOwner, group, NULL);
ChkErr(ReleaseWindowGroup, group);
}
TkMacOSXUnregisterMacWindow(winRef);
DisposeWindow(winRef);
for (listPtr=tkMacOSXWindowListPtr, prevPtr=NULL;
tkMacOSXWindowListPtr != NULL;
prevPtr=listPtr, listPtr=listPtr->nextPtr) {
if (listPtr->winPtr == macWin->winPtr) {
if (prevPtr == NULL) {
tkMacOSXWindowListPtr = listPtr->nextPtr;
} else {
prevPtr->nextPtr = listPtr->nextPtr;
}
ckfree((char *) listPtr);
break;
}
}
}
}
macWin->grafPtr = NULL;
/*
* Delay deletion of a toplevel data structure untill all children have
* been deleted.
*/
if (macWin->toplevel->referenceCount == 0) {
ckfree((char *) macWin->toplevel);
}
}
void
TkMacHandleMenuSelect(
long mResult,
int optionKeyPressed)
{
short theItem = LoWord(mResult);
short theMenu = HiWord(mResult);
Str255 name;
Tk_Window tkwin;
Window window;
TkDisplay *dispPtr;
if (mResult == 0) {
TkMacHandleTearoffMenu();
TkMacClearMenubarActive();
return;
}
switch (theMenu) {
case kAppleMenu:
switch (theItem) {
case kAppleAboutItem:
{
Tcl_CmdInfo dummy;
if (optionKeyPressed || gInterp == NULL ||
Tcl_GetCommandInfo(gInterp,
"tkAboutDialog", &dummy) == 0) {
TkAboutDlg();
} else {
Tcl_Eval(gInterp, "tkAboutDialog");
}
break;
}
default:
GetMenuItemText(tkAppleMenu, theItem, name);
HiliteMenu(0);
OpenDeskAcc(name);
return;
}
break;
case kFileMenu:
switch (theItem) {
case kSourceItem:
/* TODO: source script */
SourceDialog();
break;
case kCloseItem:
/* Send close event */
if (TkMacHaveAppearance() >= 0x110) {
window = TkMacGetXWindow(FrontNonFloatingWindow());
} else {
window = TkMacGetXWindow(FrontWindow());
}
dispPtr = TkGetDisplayList();
tkwin = Tk_IdToWindow(dispPtr->display, window);
TkGenWMDestroyEvent(tkwin);
break;
case kQuitItem:
/* Exit */
if (optionKeyPressed || gInterp == NULL) {
Tcl_Exit(0);
} else {
Tcl_Eval(gInterp, "exit");
}
break;
}
break;
case kEditMenu:
/*
* This implementation just send keysyms
* the Tk thinks are associated with function keys that
* do Cut, Copy & Paste on a Sun keyboard.
*/
GenerateEditEvent(theItem);
break;
default:
TkMacDispatchMenuEvent(theMenu, theItem);
TkMacClearMenubarActive();
break;
}
/*
* Finally we unhighlight the menu.
*/
HiliteMenu(0);
} /* TkMacHandleMenuSelect */
MODULE_SCOPE int
TkMacOSXProcessMouseEvent(TkMacOSXEvent *eventPtr, MacEventStatus * statusPtr)
{
Tk_Window tkwin;
Point where, where2;
int result;
TkDisplay * dispPtr;
OSStatus err;
MouseEventData mouseEventData, * medPtr = &mouseEventData;
int isFrontProcess;
switch (eventPtr->eKind) {
case kEventMouseDown:
case kEventMouseUp:
case kEventMouseMoved:
case kEventMouseDragged:
case kEventMouseWheelMoved:
break;
default:
return false;
break;
}
err = ChkErr(GetEventParameter, eventPtr->eventRef,
kEventParamMouseLocation,
typeQDPoint, NULL,
sizeof(where), NULL,
&where);
if (err != noErr) {
GetGlobalMouse(&where);
}
err = ChkErr(GetEventParameter, eventPtr->eventRef,
kEventParamWindowRef,
typeWindowRef, NULL,
sizeof(WindowRef), NULL,
&medPtr->whichWin);
if (err == noErr) {
err = ChkErr(GetEventParameter, eventPtr->eventRef,
kEventParamWindowPartCode,
typeWindowPartCode, NULL,
sizeof(WindowPartCode), NULL,
&medPtr->windowPart);
}
if (err != noErr) {
medPtr->windowPart = FindWindow(where, &medPtr->whichWin);
}
medPtr->window = TkMacOSXGetXWindow(medPtr->whichWin);
if (medPtr->whichWin != NULL && medPtr->window == None) {
return false;
}
if (eventPtr->eKind == kEventMouseDown) {
if (IsWindowActive(medPtr->whichWin) && IsWindowPathSelectEvent(
medPtr->whichWin, eventPtr->eventRef)) {
ChkErr(WindowPathSelect, medPtr->whichWin, NULL, NULL);
return false;
}
if (medPtr->windowPart == inProxyIcon) {
TkMacOSXTrackingLoop(1);
err = ChkErr(TrackWindowProxyDrag, medPtr->whichWin, where);
TkMacOSXTrackingLoop(0);
if (err == errUserWantsToDragWindow) {
medPtr->windowPart = inDrag;
} else {
return false;
}
}
}
isFrontProcess = Tk_MacOSXIsAppInFront();
if (isFrontProcess) {
medPtr->state = ButtonModifiers2State(GetCurrentEventButtonState(),
GetCurrentEventKeyModifiers());
} else {
medPtr->state = ButtonModifiers2State(GetCurrentButtonState(),
GetCurrentKeyModifiers());
}
medPtr->global = where;
err = ChkErr(GetEventParameter, eventPtr->eventRef,
kEventParamWindowMouseLocation,
typeQDPoint, NULL,
sizeof(Point), NULL,
&medPtr->local);
if (err == noErr) {
if (medPtr->whichWin) {
Rect widths;
GetWindowStructureWidths(medPtr->whichWin, &widths);
medPtr->local.h -= widths.left;
medPtr->local.v -= widths.top;
}
} else {
medPtr->local = where;
if (medPtr->whichWin) {
QDGlobalToLocalPoint(GetWindowPort(medPtr->whichWin),
&medPtr->local);
}
}
medPtr->activeNonFloating = ActiveNonFloatingWindow();
dispPtr = TkGetDisplayList();
tkwin = Tk_IdToWindow(dispPtr->display, medPtr->window);
if (eventPtr->eKind != kEventMouseDown) {
int res = false;
switch (eventPtr->eKind) {
case kEventMouseUp:
/*
* The window manager only needs to know about mouse down
* events and sometimes we need to "eat" the mouse up.
* Otherwise, we just pass the event to Tk.
*/
if (TkMacOSXGetEatButtonUp()) {
TkMacOSXSetEatButtonUp(false);
} else {
res = GenerateButtonEvent(medPtr);
}
break;
case kEventMouseWheelMoved:
err = ChkErr(GetEventParameter, eventPtr->eventRef,
kEventParamMouseWheelDelta, typeLongInteger, NULL,
sizeof(long), NULL, &medPtr->delta);
if (err != noErr ) {
statusPtr->err = 1;
} else {
EventMouseWheelAxis axis;
err = ChkErr(GetEventParameter, eventPtr->eventRef,
kEventParamMouseWheelAxis, typeMouseWheelAxis,
NULL, sizeof(EventMouseWheelAxis), NULL, &axis);
if (err == noErr && axis == kEventMouseWheelAxisX) {
medPtr->state |= ShiftMask;
}
res = GenerateMouseWheelEvent(medPtr);
}
break;
case kEventMouseMoved:
case kEventMouseDragged:
res = GeneratePollingEvents(medPtr);
break;
default:
Tcl_Panic("Unknown mouse event !");
}
if (res) {
statusPtr->stopProcessing = 1;
}
return res;
}
TkMacOSXSetEatButtonUp(false);
if (medPtr->whichWin) {
/*
* We got a mouse down in a window
* See if this is the activate click
* This click moves the window forward. We don't want
* the corresponding mouse-up to be reported to the application
* or else it will mess up some Tk scripts.
*/
if (!(TkpIsWindowFloating(medPtr->whichWin))
&& (medPtr->whichWin != medPtr->activeNonFloating
|| !isFrontProcess)) {
int frontWindowOnly = 1;
int cmdDragGrow = ((medPtr->windowPart == inDrag ||
medPtr->windowPart == inGrow) && medPtr->state & Mod1Mask);
if (!cmdDragGrow) {
Tk_Window grabWin = GetGrabWindowForWindow(tkwin);
frontWindowOnly = !grabWin;
if (grabWin && grabWin != tkwin) {
TkMacOSXSetEatButtonUp(true);
BringWindowForward(TkMacOSXDrawableWindow(
((TkWindow*)grabWin)->window), isFrontProcess,
frontWindowOnly);
return false;
}
}
/*
* Clicks in the titlebar widgets are handled without bringing the
* window forward.
*/
if ((result = HandleWindowTitlebarMouseDown(medPtr, tkwin)) != -1) {
statusPtr->stopProcessing = 1;
return result;
} else {
/*
* Only windows with the kWindowNoActivatesAttribute can
* receive mouse events in the background.
*/
if (!(((TkWindow *)tkwin)->wmInfoPtr->attributes &
kWindowNoActivatesAttribute)) {
/*
* Allow background window dragging & growing with Command
* down.
*/
if (!cmdDragGrow) {
TkMacOSXSetEatButtonUp(true);
BringWindowForward(medPtr->whichWin, isFrontProcess,
frontWindowOnly);
}
/*
* Allow dragging & growing of windows that were/are in the
* background.
*/
if (!(medPtr->windowPart == inDrag ||
medPtr->windowPart == inGrow)) {
return false;
}
}
}
} else {
if ((result = HandleWindowTitlebarMouseDown(medPtr, tkwin)) != -1) {
statusPtr->stopProcessing = 1;
return result;
}
}
switch (medPtr->windowPart) {
case inDrag: {
WindowAttributes attributes;
GetWindowAttributes(medPtr->whichWin, &attributes);
if (!(attributes & kWindowAsyncDragAttribute)) {
TkMacOSXTrackingLoop(1);
DragWindow(medPtr->whichWin, where, NULL);
TkMacOSXTrackingLoop(0);
where2.h = where2.v = 0;
QDLocalToGlobalPoint(GetWindowPort(medPtr->whichWin),
&where2);
if (EqualPt(where, where2)) {
return false;
}
return true;
}
break;
}
case inGrow:
/*
* Generally the content region is the domain of Tk
* sub-windows. However, one exception is the grow
* region. A button down in this area will be handled
* by the window manager. Note: this means that Tk
* may not get button down events in this area!
*/
if (TkMacOSXGrowToplevel(medPtr->whichWin, where) == true) {
statusPtr->stopProcessing = 1;
return true;
} else {
return GenerateButtonEvent(medPtr);
}
break;
case inContent:
return GenerateButtonEvent(medPtr);
break;
default:
return false;
break;
}
}
return false;
}