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+/* $Xorg: Create.c,v 1.4 2001/02/09 02:03:54 xorgcvs Exp $ */
+
+/***********************************************************
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts,
+Copyright 1993 by Sun Microsystems, Inc. Mountain View, CA
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the names of Digital or Sun not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+SUN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT-
+NESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SUN BE LI-
+ABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH
+THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+******************************************************************/
+/* $XFree86: xc/lib/Xt/Create.c,v 3.10 2002/12/17 04:50:58 dawes Exp $ */
+
+/*
+
+Copyright 1987, 1988, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "IntrinsicI.h"
+#include "VarargsI.h"
+#include "ShellP.h"
+#include "CreateI.h"
+#ifndef X_NO_RESOURCE_CONFIGURATION_MANAGEMENT
+#include "ResConfigP.h"
+#endif
+#include <stdio.h>
+
+static String XtNxtCreateWidget = "xtCreateWidget";
+static String XtNxtCreatePopupShell = "xtCreatePopupShell";
+
+static void
+CallClassPartInit(WidgetClass ancestor, WidgetClass wc)
+{
+ if (ancestor->core_class.superclass != NULL) {
+ CallClassPartInit(ancestor->core_class.superclass, wc);
+ }
+ if (ancestor->core_class.class_part_initialize != NULL) {
+ (*(ancestor->core_class.class_part_initialize)) (wc);
+ }
+}
+
+void
+XtInitializeWidgetClass(wc)
+ WidgetClass wc;
+{
+ XtEnum inited;
+ LOCK_PROCESS;
+ if (wc->core_class.class_inited) {
+ UNLOCK_PROCESS;
+ return;
+ }
+ inited = 0x01;
+ {
+ WidgetClass pc;
+#define LeaveIfClass(c, d) if (pc == c) { inited = d; break; }
+ for (pc = wc; pc; pc = pc->core_class.superclass) {
+ LeaveIfClass(rectObjClass, 0x01 |
+ RectObjClassFlag);
+ LeaveIfClass(coreWidgetClass, 0x01 |
+ RectObjClassFlag |
+ WidgetClassFlag);
+ LeaveIfClass(compositeWidgetClass, 0x01 |
+ RectObjClassFlag |
+ WidgetClassFlag |
+ CompositeClassFlag);
+ LeaveIfClass(constraintWidgetClass, 0x01 |
+ RectObjClassFlag |
+ WidgetClassFlag |
+ CompositeClassFlag |
+ ConstraintClassFlag);
+ LeaveIfClass(shellWidgetClass, 0x01 |
+ RectObjClassFlag |
+ WidgetClassFlag |
+ CompositeClassFlag |
+ ShellClassFlag);
+ LeaveIfClass(wmShellWidgetClass, 0x01 |
+ RectObjClassFlag |
+ WidgetClassFlag |
+ CompositeClassFlag |
+ ShellClassFlag |
+ WMShellClassFlag);
+ LeaveIfClass(topLevelShellWidgetClass, 0x01 |
+ RectObjClassFlag |
+ WidgetClassFlag |
+ CompositeClassFlag |
+ ShellClassFlag |
+ WMShellClassFlag |
+ TopLevelClassFlag);
+ }
+#undef LeaveIfClass
+ }
+ if (wc->core_class.version != XtVersion &&
+ wc->core_class.version != XtVersionDontCheck) {
+ String param[3];
+ String mismatch = "Widget class %s version mismatch (recompilation needed):\n widget %d vs. intrinsics %d.";
+ String recompile = "Widget class %s must be re-compiled.";
+ Cardinal num_params;
+
+ param[0] = wc->core_class.class_name;
+ param[1] = (String) wc->core_class.version;
+ param[2] = (String) XtVersion;
+
+ if (wc->core_class.version == (11 * 1000 + 5) || /* MIT X11R5 */
+ wc->core_class.version == (11 * 1000 + 4)) { /* MIT X11R4 */
+ if ((inited & WMShellClassFlag) &&
+ (sizeof(Boolean) != sizeof(char) ||
+ sizeof(Atom) != sizeof(Widget) ||
+ sizeof(Atom) != sizeof(String))) {
+ num_params=3;
+ XtWarningMsg("versionMismatch","widget",XtCXtToolkitError,
+ mismatch, param, &num_params);
+ num_params=1;
+ XtErrorMsg("R4orR5versionMismatch","widget",XtCXtToolkitError,
+ recompile, param, &num_params);
+
+ }
+ }
+ else if (wc->core_class.version == (11 * 1000 + 3)) { /* MIT X11R3 */
+ if (inited & ShellClassFlag) {
+ num_params=1;
+ XtWarningMsg("r3versionMismatch","widget",XtCXtToolkitError,
+ "Shell Widget class %s binary compiled for R3",
+ param,&num_params);
+ XtErrorMsg("R3versionMismatch","widget",XtCXtToolkitError,
+ recompile, param, &num_params);
+ }
+ }
+ else {
+ num_params=3;
+ XtWarningMsg("versionMismatch","widget",XtCXtToolkitError,
+ mismatch, param, &num_params);
+ if (wc->core_class.version == (2 * 1000 + 2)) /* MIT X11R2 */ {
+ num_params=1;
+ XtErrorMsg("r2versionMismatch","widget",XtCXtToolkitError,
+ recompile, param, &num_params);
+ }
+ }
+ }
+
+ if ((wc->core_class.superclass != NULL)
+ && (!(wc->core_class.superclass->core_class.class_inited)))
+ XtInitializeWidgetClass(wc->core_class.superclass);
+
+ if (wc->core_class.class_initialize != NULL)
+ (*(wc->core_class.class_initialize))();
+ CallClassPartInit(wc, wc);
+ wc->core_class.class_inited = inited;
+ UNLOCK_PROCESS;
+}
+
+static void
+CallInitialize (
+ WidgetClass class,
+ Widget req_widget,
+ Widget new_widget,
+ ArgList args,
+ Cardinal num_args)
+{
+ WidgetClass superclass;
+ XtInitProc initialize;
+ XtArgsProc initialize_hook;
+
+ LOCK_PROCESS;
+ superclass = class->core_class.superclass;
+ UNLOCK_PROCESS;
+ if (superclass)
+ CallInitialize (superclass, req_widget, new_widget, args, num_args);
+ LOCK_PROCESS;
+ initialize = class->core_class.initialize;
+ UNLOCK_PROCESS;
+ if (initialize)
+ (*initialize) (req_widget, new_widget, args, &num_args);
+ LOCK_PROCESS;
+ initialize_hook = class->core_class.initialize_hook;
+ UNLOCK_PROCESS;
+ if (initialize_hook)
+ (*initialize_hook) (new_widget, args, &num_args);
+}
+
+static void
+CallConstraintInitialize (
+ ConstraintWidgetClass class,
+ Widget req_widget,
+ Widget new_widget,
+ ArgList args,
+ Cardinal num_args)
+{
+ WidgetClass superclass;
+ XtInitProc initialize;
+
+ LOCK_PROCESS;
+ superclass = class->core_class.superclass;
+ UNLOCK_PROCESS;
+ if (superclass != constraintWidgetClass)
+ CallConstraintInitialize((ConstraintWidgetClass) superclass,
+ req_widget, new_widget, args, num_args);
+ LOCK_PROCESS;
+ initialize = class->constraint_class.initialize;
+ UNLOCK_PROCESS;
+ if (initialize)
+ (*initialize) (req_widget, new_widget, args, &num_args);
+}
+
+static Widget
+xtWidgetAlloc(
+ WidgetClass widget_class,
+ ConstraintWidgetClass parent_constraint_class,
+ Widget parent,
+ String name,
+ ArgList args, /* must be NULL if typed_args is non-NULL */
+ Cardinal num_args,
+ XtTypedArgList typed_args, /* must be NULL if args is non-NULL */
+ Cardinal num_typed_args)
+{
+ Widget widget;
+ Cardinal wsize, csize = 0;
+ ObjectClassExtension ext;
+
+ LOCK_PROCESS;
+ if (! (widget_class->core_class.class_inited))
+ XtInitializeWidgetClass(widget_class);
+ ext = (ObjectClassExtension)
+ XtGetClassExtension(widget_class,
+ XtOffsetOf(ObjectClassRec, object_class.extension),
+ NULLQUARK, XtObjectExtensionVersion,
+ sizeof(ObjectClassExtensionRec));
+ if (parent_constraint_class)
+ csize = parent_constraint_class->constraint_class.constraint_size;
+ if (ext && ext->allocate) {
+ XtAllocateProc allocate;
+ Cardinal extra = 0;
+ Cardinal nargs = num_args;
+ Cardinal ntyped = num_typed_args;
+ allocate = ext->allocate;
+ UNLOCK_PROCESS;
+ (*allocate)(widget_class, &csize, &extra, args, &nargs,
+ typed_args, &ntyped, &widget, NULL);
+ } else {
+ wsize = widget_class->core_class.widget_size;
+ UNLOCK_PROCESS;
+ if (csize) {
+ if (sizeof(struct {char a; double b;}) !=
+ (sizeof(struct {char a; unsigned long b;}) -
+ sizeof(unsigned long) + sizeof(double))) {
+ if (csize && !(csize & (sizeof(double) - 1)))
+ wsize = (wsize + sizeof(double) - 1) & ~(sizeof(double)-1);
+ }
+ }
+ widget = (Widget) __XtMalloc((unsigned)(wsize + csize));
+ bzero(widget, wsize + csize);
+ widget->core.constraints =
+ (csize ? (XtPointer)((char *)widget + wsize) : NULL);
+ }
+ widget->core.self = widget;
+ widget->core.parent = parent;
+ widget->core.widget_class = widget_class;
+ widget->core.xrm_name = StringToName((name != NULL) ? name : "");
+ widget->core.being_destroyed =
+ (parent != NULL ? parent->core.being_destroyed : FALSE);
+ return widget;
+}
+
+static void
+CompileCallbacks(
+ Widget widget)
+{
+ CallbackTable offsets;
+ InternalCallbackList* cl;
+ int i;
+
+ LOCK_PROCESS;
+ offsets = (CallbackTable)
+ widget->core.widget_class->core_class.callback_private;
+
+ for (i = (int)(long) *(offsets++); --i >= 0; offsets++) {
+ cl = (InternalCallbackList *)
+ ((char *) widget - (*offsets)->xrm_offset - 1);
+ if (*cl)
+ *cl = _XtCompileCallbackList((XtCallbackList) *cl);
+ }
+ UNLOCK_PROCESS;
+}
+
+static Widget
+xtCreate(
+ char *name,
+ char *class,
+ WidgetClass widget_class,
+ Widget parent,
+ Screen* default_screen, /* undefined when creating a nonwidget */
+ ArgList args, /* must be NULL if typed_args is non-NULL */
+ Cardinal num_args,
+ XtTypedArgList typed_args, /* must be NULL if args is non-NULL */
+ Cardinal num_typed_args,
+ ConstraintWidgetClass parent_constraint_class,
+ /* NULL if not a subclass of Constraint or if child is popup shell */
+ XtWidgetProc post_proc)
+{
+ /* need to use strictest alignment rules possible in next two decls. */
+ double widget_cache[100];
+ double constraint_cache[20];
+ Widget req_widget;
+ XtPointer req_constraints = NULL;
+ Cardinal wsize, csize;
+ Widget widget;
+ XtCacheRef *cache_refs;
+ Cardinal i;
+ XtCreateHookDataRec call_data;
+
+ widget = xtWidgetAlloc(widget_class, parent_constraint_class, parent,
+ name, args, num_args, typed_args, num_typed_args);
+
+ if (XtIsRectObj(widget)) {
+ widget->core.managed = FALSE;
+ }
+ if (XtIsWidget(widget)) {
+ widget->core.name = XrmNameToString(widget->core.xrm_name);
+ widget->core.screen = default_screen;
+ widget->core.tm.translations = NULL;
+ widget->core.window = (Window) 0;
+ widget->core.visible = TRUE;
+ widget->core.popup_list = NULL;
+ widget->core.num_popups = 0;
+ };
+ LOCK_PROCESS;
+ if (XtIsApplicationShell(widget)) {
+ ApplicationShellWidget a = (ApplicationShellWidget) widget;
+ if (class != NULL)
+ a->application.xrm_class = StringToClass(class);
+ else
+ a->application.xrm_class = widget_class->core_class.xrm_class;
+ a->application.class = XrmQuarkToString(a->application.xrm_class);
+ }
+ UNLOCK_PROCESS;
+
+ /* fetch resources */
+ cache_refs = _XtGetResources(widget, args, num_args,
+ typed_args, &num_typed_args);
+
+ /* Convert typed arg list to arg list */
+ if (typed_args != NULL && num_typed_args > 0) {
+ args = (ArgList)ALLOCATE_LOCAL(sizeof(Arg) * num_typed_args);
+ if (args == NULL) _XtAllocError(NULL);
+ for (i = 0; i < num_typed_args; i++) {
+ args[i].name = typed_args[i].name;
+ args[i].value = typed_args[i].value;
+ }
+ num_args = num_typed_args;
+ }
+
+ CompileCallbacks(widget);
+
+ if (cache_refs != NULL) {
+ XtAddCallback(widget, XtNdestroyCallback,
+ XtCallbackReleaseCacheRefList, (XtPointer)cache_refs );
+ }
+
+ wsize = widget_class->core_class.widget_size;
+ csize = 0;
+ req_widget = (Widget) XtStackAlloc(wsize, widget_cache);
+ (void) memmove ((char *) req_widget, (char *) widget, (int) wsize);
+ CallInitialize (XtClass(widget), req_widget, widget, args, num_args);
+ if (parent_constraint_class != NULL) {
+ csize = parent_constraint_class->constraint_class.constraint_size;
+ if (csize) {
+ req_constraints = XtStackAlloc(csize, constraint_cache);
+ (void) memmove((char*)req_constraints, widget->core.constraints,
+ (int)csize);
+ req_widget->core.constraints = req_constraints;
+ } else req_widget->core.constraints = NULL;
+ CallConstraintInitialize(parent_constraint_class, req_widget, widget,
+ args, num_args);
+ if (csize) {
+ XtStackFree(req_constraints, constraint_cache);
+ }
+ }
+ XtStackFree((XtPointer)req_widget, widget_cache);
+ if (post_proc != (XtWidgetProc) NULL) {
+ Widget hookobj;
+ (*post_proc)(widget);
+ hookobj = XtHooksOfDisplay((default_screen != (Screen*) NULL) ?
+ default_screen->display :
+ XtDisplayOfObject(parent));
+ if (XtHasCallbacks(hookobj, XtNcreateHook) == XtCallbackHasSome) {
+
+ call_data.type = XtHcreate;
+ call_data.widget = widget;
+ call_data.args = args;
+ call_data.num_args = num_args;
+ XtCallCallbackList(hookobj,
+ ((HookObject)hookobj)->hooks.createhook_callbacks,
+ (XtPointer)&call_data);
+ }
+ }
+ if (typed_args != NULL) {
+ while (num_typed_args-- > 0) {
+
+ /* In GetResources we may have dynamically alloc'd store to hold */
+ /* a copy of a resource which was larger then sizeof(XtArgVal). */
+ /* We must free this store now in order to prevent a memory leak */
+ /* A typed arg that has a converted value in dynamic store has a */
+ /* negated size field. */
+
+ if (typed_args->type != NULL && typed_args->size < 0) {
+ XtFree((char*)typed_args->value);
+ typed_args->size = -(typed_args->size);
+ }
+ typed_args++;
+ }
+ DEALLOCATE_LOCAL((char*)args);
+ }
+ return (widget);
+}
+
+static void
+widgetPostProc(Widget w)
+{
+ XtWidgetProc insert_child;
+ Widget parent = XtParent(w);
+ String param = XtName(w);
+ Cardinal num_params = 1;
+
+ if (XtIsComposite(parent)) {
+ LOCK_PROCESS;
+ insert_child = ((CompositeWidgetClass) parent->core.widget_class)->
+ composite_class.insert_child;
+ UNLOCK_PROCESS;
+ } else {
+ return;
+ }
+ if (insert_child == NULL) {
+ XtAppErrorMsg(XtWidgetToApplicationContext(parent),
+ "nullProc","insertChild",XtCXtToolkitError,
+ "\"%s\" parent has NULL insert_child method",
+ &param, &num_params);
+ } else {
+ (*insert_child) (w);
+ }
+}
+
+Widget
+_XtCreateWidget(
+ String name,
+ WidgetClass widget_class,
+ Widget parent,
+ ArgList args,
+ Cardinal num_args,
+ XtTypedArgList typed_args,
+ Cardinal num_typed_args)
+{
+ register Widget widget;
+ ConstraintWidgetClass cwc;
+ Screen* default_screen;
+ XtEnum class_inited;
+ String params[3];
+ Cardinal num_params;
+
+ params[0] = name;
+ num_params = 1;
+
+ if (parent == NULL) {
+ XtErrorMsg("invalidParent", XtNxtCreateWidget, XtCXtToolkitError,
+ "XtCreateWidget \"%s\" requires non-NULL parent",
+ params, &num_params);
+ } else if (widget_class == NULL) {
+ XtAppErrorMsg(XtWidgetToApplicationContext(parent),
+ "invalidClass", XtNxtCreateWidget, XtCXtToolkitError,
+ "XtCreateWidget \"%s\" requires non-NULL widget class",
+ params, &num_params);
+ }
+ LOCK_PROCESS;
+ if (!widget_class->core_class.class_inited)
+ XtInitializeWidgetClass(widget_class);
+ class_inited = widget_class->core_class.class_inited;
+ UNLOCK_PROCESS;
+ if ((class_inited & WidgetClassFlag) == 0) {
+ /* not a widget */
+ default_screen = NULL;
+ if (XtIsComposite(parent)) {
+ CompositeClassExtension ext;
+ ext = (CompositeClassExtension)
+ XtGetClassExtension(XtClass(parent),
+ XtOffsetOf(CompositeClassRec, composite_class.extension),
+ NULLQUARK, 1L, (Cardinal) 0);
+ LOCK_PROCESS;
+ if (ext &&
+ (ext->version > XtCompositeExtensionVersion ||
+ ext->record_size > sizeof(CompositeClassExtensionRec))) {
+ params[1] = XtClass(parent)->core_class.class_name;
+ num_params = 2;
+ XtAppWarningMsg(XtWidgetToApplicationContext(parent),
+ "invalidExtension", XtNxtCreateWidget,
+ XtCXtToolkitError,
+ "widget \"%s\" class %s has invalid CompositeClassExtension record",
+ params, &num_params);
+ }
+ if (!ext || !ext->accepts_objects) {
+ params[1] = XtName(parent);
+ num_params = 2;
+ XtAppErrorMsg(XtWidgetToApplicationContext(parent),
+ "nonWidget", XtNxtCreateWidget,XtCXtToolkitError,
+"attempt to add non-widget child \"%s\" to parent \"%s\" which supports only widgets",
+ params, &num_params);
+ }
+ UNLOCK_PROCESS;
+ }
+ } else {
+ default_screen = parent->core.screen;
+ }
+
+ if (XtIsConstraint(parent)) {
+ cwc = (ConstraintWidgetClass) parent->core.widget_class;
+ } else {
+ cwc = NULL;
+ }
+ widget = xtCreate(name, (char *)NULL, widget_class, parent,
+ default_screen, args, num_args,
+ typed_args, num_typed_args, cwc, widgetPostProc);
+ return (widget);
+}
+
+Widget
+XtCreateWidget(
+ _Xconst char* name,
+ WidgetClass widget_class,
+ Widget parent,
+ ArgList args,
+ Cardinal num_args
+ )
+{
+ Widget retval;
+ WIDGET_TO_APPCON(parent);
+
+ LOCK_APP(app);
+ retval = _XtCreateWidget((String)name, widget_class, parent, args, num_args,
+ (XtTypedArgList)NULL, (Cardinal)0);
+ UNLOCK_APP(app);
+ return retval;
+}
+
+
+Widget
+XtCreateManagedWidget(
+ _Xconst char* name,
+ WidgetClass widget_class,
+ Widget parent,
+ ArgList args,
+ Cardinal num_args
+ )
+{
+ register Widget widget;
+ WIDGET_TO_APPCON(parent);
+
+ LOCK_APP(app);
+ XtCheckSubclass(parent, compositeWidgetClass, "in XtCreateManagedWidget");
+ widget = _XtCreateWidget((String)name, widget_class, parent, args,
+ num_args, (XtTypedArgList)NULL, (Cardinal) 0);
+ XtManageChild(widget);
+ UNLOCK_APP(app);
+ return widget;
+}
+
+static void
+popupPostProc(Widget w)
+{
+ Widget parent = XtParent(w);
+
+ parent->core.popup_list =
+ (WidgetList) XtRealloc((char*) parent->core.popup_list,
+ (unsigned) (parent->core.num_popups+1) * sizeof(Widget));
+ parent->core.popup_list[parent->core.num_popups++] = w;
+}
+
+Widget
+_XtCreatePopupShell(
+ String name,
+ WidgetClass widget_class,
+ Widget parent,
+ ArgList args,
+ Cardinal num_args,
+ XtTypedArgList typed_args,
+ Cardinal num_typed_args)
+{
+ register Widget widget;
+ Screen* default_screen;
+
+ if (parent == NULL) {
+ XtErrorMsg("invalidParent",XtNxtCreatePopupShell,XtCXtToolkitError,
+ "XtCreatePopupShell requires non-NULL parent",
+ (String *)NULL, (Cardinal *)NULL);
+ } else if (widget_class == NULL) {
+ XtAppErrorMsg(XtWidgetToApplicationContext(parent),
+ "invalidClass",XtNxtCreatePopupShell,XtCXtToolkitError,
+ "XtCreatePopupShell requires non-NULL widget class",
+ (String *)NULL, (Cardinal *)NULL);
+ }
+ XtCheckSubclass(parent, coreWidgetClass, "in XtCreatePopupShell");
+ default_screen = parent->core.screen;
+ widget = xtCreate(name, (char *)NULL, widget_class, parent,
+ default_screen, args, num_args, typed_args,
+ num_typed_args, (ConstraintWidgetClass)NULL,
+ popupPostProc);
+
+#ifndef X_NO_RESOURCE_CONFIGURATION_MANAGEMENT
+ XtAddEventHandler (widget, (EventMask) PropertyChangeMask, FALSE,
+ (XtEventHandler) _XtResourceConfigurationEH, NULL);
+#endif
+ return(widget);
+}
+
+Widget
+XtCreatePopupShell(
+ _Xconst char* name,
+ WidgetClass widget_class,
+ Widget parent,
+ ArgList args,
+ Cardinal num_args
+ )
+{
+ Widget retval;
+ WIDGET_TO_APPCON(parent);
+
+ LOCK_APP(app);
+ retval = _XtCreatePopupShell((String)name, widget_class, parent, args,
+ num_args, (XtTypedArgList)NULL, (Cardinal)0);
+ UNLOCK_APP(app);
+ return retval;
+}
+
+Widget
+_XtAppCreateShell(
+ String name,
+ String class,
+ WidgetClass widget_class,
+ Display* display,
+ ArgList args,
+ Cardinal num_args,
+ XtTypedArgList typed_args,
+ Cardinal num_typed_args)
+{
+ Widget shell;
+
+ if (widget_class == NULL) {
+ XtAppErrorMsg(XtDisplayToApplicationContext(display),
+ "invalidClass","xtAppCreateShell",XtCXtToolkitError,
+ "XtAppCreateShell requires non-NULL widget class",
+ (String *)NULL, (Cardinal *)NULL);
+ }
+ if (name == NULL)
+ name = XrmNameToString(_XtGetPerDisplay(display)->name);
+ shell = xtCreate(name, class, widget_class, (Widget)NULL,
+ (Screen*)DefaultScreenOfDisplay(display),
+ args, num_args, typed_args, num_typed_args,
+ (ConstraintWidgetClass) NULL, _XtAddShellToHookObj);
+
+#ifndef X_NO_RESOURCE_CONFIGURATION_MANAGEMENT
+ XtAddEventHandler (shell, (EventMask) PropertyChangeMask, FALSE,
+ (XtEventHandler) _XtResourceConfigurationEH, NULL);
+#endif
+
+ return shell;
+}
+
+Widget
+XtAppCreateShell(
+ _Xconst char* name,
+ _Xconst char* class,
+ WidgetClass widget_class,
+ Display *display,
+ ArgList args,
+ Cardinal num_args
+ )
+{
+ Widget retval;
+ DPY_TO_APPCON(display);
+
+ LOCK_APP(app);
+ retval = _XtAppCreateShell((String)name, (String)class, widget_class,
+ display, args, num_args, (XtTypedArgList)NULL, (Cardinal)0);
+ UNLOCK_APP(app);
+ return retval;
+}
+
+/* ARGSUSED */
+Widget
+XtCreateApplicationShell(
+ _Xconst char* name, /* unused in R3 and later */
+ WidgetClass widget_class,
+ ArgList args,
+ Cardinal num_args
+ )
+{
+ Widget retval;
+ Display* dpy;
+ XrmClass class;
+ XtAppContext app = _XtDefaultAppContext();
+
+ LOCK_APP(app);
+ dpy = app->list[0];
+ class = _XtGetPerDisplay(dpy)->class;
+
+ retval = _XtAppCreateShell((String)NULL, XrmQuarkToString((XrmQuark)class),
+ widget_class, dpy, args, num_args,
+ (XtTypedArgList)NULL, (Cardinal)0);
+ UNLOCK_APP(app);
+ return retval;
+}
+
+Widget
+_XtCreateHookObj(Screen* screen)
+{
+ Widget req_widget;
+ double widget_cache[100];
+ Cardinal wsize = 0;
+ Widget hookobj = xtWidgetAlloc(hookObjectClass,
+ (ConstraintWidgetClass)NULL,
+ (Widget)NULL, "hooks",
+ (ArgList)NULL, (Cardinal)0,
+ (XtTypedArgList)NULL, (Cardinal)0);
+
+ ((HookObject)hookobj)->hooks.screen = screen;
+ (void) _XtGetResources(hookobj, (ArgList)NULL, 0,
+ (XtTypedArgList)NULL, &wsize);
+ CompileCallbacks(hookobj);
+ wsize = hookObjectClass->core_class.widget_size;
+ req_widget = (Widget) XtStackAlloc(wsize, widget_cache);
+ (void) memmove ((char *) req_widget, (char *) hookobj, (int) wsize);
+ CallInitialize (hookObjectClass, req_widget, hookobj,
+ (ArgList)NULL, (Cardinal) 0);
+ XtStackFree((XtPointer)req_widget, widget_cache);
+ return hookobj;
+}