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+/* $Xorg: Core.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.
+
+******************************************************************/
+
+/*
+
+Copyright 1987, 1988, 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 "IntrinsicP.h"
+#include "EventI.h"
+#include "ConvertI.h"
+#include "TranslateI.h"
+#include "ResourceI.h"
+#include "RectObj.h"
+#include "RectObjP.h"
+#include "ThreadsI.h"
+#include "StringDefs.h"
+
+/******************************************************************
+ *
+ * CoreWidget Resources
+ *
+ ******************************************************************/
+
+externaldef(xtinherittranslations) int _XtInheritTranslations = 0;
+extern String XtCXtToolkitError; /* from IntrinsicI.h */
+static void XtCopyScreen(Widget, int, XrmValue *);
+
+static XtResource resources[] = {
+ {XtNscreen, XtCScreen, XtRScreen, sizeof(Screen*),
+ XtOffsetOf(CoreRec,core.screen), XtRCallProc, (XtPointer)XtCopyScreen},
+/*_XtCopyFromParent does not work for screen because the Display
+parameter is not passed through to the XtRCallProc routines */
+ {XtNdepth, XtCDepth, XtRInt,sizeof(int),
+ XtOffsetOf(CoreRec,core.depth),
+ XtRCallProc, (XtPointer)_XtCopyFromParent},
+ {XtNcolormap, XtCColormap, XtRColormap, sizeof(Colormap),
+ XtOffsetOf(CoreRec,core.colormap),
+ XtRCallProc,(XtPointer)_XtCopyFromParent},
+ {XtNbackground, XtCBackground, XtRPixel,sizeof(Pixel),
+ XtOffsetOf(CoreRec,core.background_pixel),
+ XtRString, (XtPointer)"XtDefaultBackground"},
+ {XtNbackgroundPixmap, XtCPixmap, XtRPixmap, sizeof(Pixmap),
+ XtOffsetOf(CoreRec,core.background_pixmap),
+ XtRImmediate, (XtPointer)XtUnspecifiedPixmap},
+ {XtNborderColor, XtCBorderColor, XtRPixel,sizeof(Pixel),
+ XtOffsetOf(CoreRec,core.border_pixel),
+ XtRString,(XtPointer)"XtDefaultForeground"},
+ {XtNborderPixmap, XtCPixmap, XtRPixmap, sizeof(Pixmap),
+ XtOffsetOf(CoreRec,core.border_pixmap),
+ XtRImmediate, (XtPointer)XtUnspecifiedPixmap},
+ {XtNmappedWhenManaged, XtCMappedWhenManaged, XtRBoolean, sizeof(Boolean),
+ XtOffsetOf(CoreRec,core.mapped_when_managed),
+ XtRImmediate, (XtPointer)True},
+ {XtNtranslations, XtCTranslations, XtRTranslationTable,
+ sizeof(XtTranslations), XtOffsetOf(CoreRec,core.tm.translations),
+ XtRTranslationTable, (XtPointer)NULL},
+ {XtNaccelerators, XtCAccelerators, XtRAcceleratorTable,
+ sizeof(XtTranslations), XtOffsetOf(CoreRec,core.accelerators),
+ XtRTranslationTable, (XtPointer)NULL}
+ };
+
+static void CoreInitialize(Widget, Widget, ArgList, Cardinal *);
+static void CoreClassPartInitialize(WidgetClass);
+static void CoreDestroy(Widget);
+static void CoreRealize(Widget, XtValueMask *, XSetWindowAttributes *);
+static Boolean CoreSetValues(Widget, Widget, Widget, ArgList, Cardinal *);
+static void CoreSetValuesAlmost(Widget, Widget, XtWidgetGeometry *, XtWidgetGeometry *);
+
+static RectObjClassRec unNamedObjClassRec = {
+ {
+ /* superclass */ (WidgetClass)&rectObjClassRec,
+ /* class_name */ "UnNamedObj",
+ /* widget_size */ 0,
+ /* class_initialize */ NULL,
+ /* class_part_initialize*/ NULL,
+ /* class_inited */ FALSE,
+ /* initialize */ NULL,
+ /* initialize_hook */ NULL,
+ /* realize */ (XtProc)XtInheritRealize,
+ /* actions */ NULL,
+ /* num_actions */ 0,
+ /* resources */ NULL,
+ /* num_resources */ 0,
+ /* xrm_class */ NULLQUARK,
+ /* compress_motion */ FALSE,
+ /* compress_exposure */ FALSE,
+ /* compress_enterleave*/ FALSE,
+ /* visible_interest */ FALSE,
+ /* destroy */ NULL,
+ /* resize */ NULL,
+ /* expose */ NULL,
+ /* set_values */ NULL,
+ /* set_values_hook */ NULL,
+ /* set_values_almost */ XtInheritSetValuesAlmost,
+ /* get_values_hook */ NULL,
+ /* accept_focus */ NULL,
+ /* version */ XtVersion,
+ /* callback_offsets */ NULL,
+ /* tm_table */ NULL,
+ /* query_geometry */ NULL,
+ /* display_accelerator */ NULL,
+ /* extension */ NULL
+ }
+};
+
+
+externaldef(widgetclassrec) WidgetClassRec widgetClassRec = {
+{
+ /* superclass */ (WidgetClass)&unNamedObjClassRec,
+ /* class_name */ "Core",
+ /* widget_size */ sizeof(WidgetRec),
+ /* class_initialize */ NULL,
+ /* class_part_initialize*/ CoreClassPartInitialize,
+ /* class_inited */ FALSE,
+ /* initialize */ CoreInitialize,
+ /* initialize_hook */ NULL,
+ /* realize */ CoreRealize,
+ /* actions */ NULL,
+ /* num_actions */ 0,
+ /* resources */ resources,
+ /* num_resources */ XtNumber(resources),
+ /* xrm_class */ NULLQUARK,
+ /* compress_motion */ FALSE,
+ /* compress_exposure */ TRUE,
+ /* compress_enterleave*/ FALSE,
+ /* visible_interest */ FALSE,
+ /* destroy */ CoreDestroy,
+ /* resize */ NULL,
+ /* expose */ NULL,
+ /* set_values */ CoreSetValues,
+ /* set_values_hook */ NULL,
+ /* set_values_almost */ CoreSetValuesAlmost,
+ /* get_values_hook */ NULL,
+ /* accept_focus */ NULL,
+ /* version */ XtVersion,
+ /* callback_offsets */ NULL,
+ /* tm_table */ NULL,
+ /* query_geometry */ NULL,
+ /* display_accelerator */ NULL,
+ /* extension */ NULL
+ }
+};
+externaldef (WidgetClass) WidgetClass widgetClass = &widgetClassRec;
+
+externaldef (WidgetClass) WidgetClass coreWidgetClass = &widgetClassRec;
+
+
+/*ARGSUSED*/
+static void XtCopyScreen(
+ Widget widget,
+ int offset,
+ XrmValue *value)
+{
+ value->addr = (XPointer)(&widget->core.screen);
+}
+
+/*
+ * Start of Core methods
+ */
+
+static void CoreClassPartInitialize(
+ register WidgetClass wc)
+{
+ /* We don't need to check for null super since we'll get to object
+ eventually, and it had better define them! */
+
+ register WidgetClass super = wc->core_class.superclass;
+
+ LOCK_PROCESS;
+ if (wc->core_class.realize == XtInheritRealize) {
+ wc->core_class.realize = super->core_class.realize;
+ }
+
+ if (wc->core_class.accept_focus == XtInheritAcceptFocus) {
+ wc->core_class.accept_focus = super->core_class.accept_focus;
+ }
+
+ if (wc->core_class.display_accelerator == XtInheritDisplayAccelerator) {
+ wc->core_class.display_accelerator =
+ super->core_class.display_accelerator;
+ }
+
+ if (wc->core_class.tm_table == (char *) XtInheritTranslations) {
+ wc->core_class.tm_table =
+ wc->core_class.superclass->core_class.tm_table;
+ } else if (wc->core_class.tm_table != NULL) {
+ wc->core_class.tm_table =
+ (String)XtParseTranslationTable(wc->core_class.tm_table);
+ }
+
+ if (wc->core_class.actions != NULL) {
+ Boolean inPlace;
+
+ if (wc->core_class.version == XtVersionDontCheck)
+ inPlace = True;
+ else
+ inPlace = (wc->core_class.version < XtVersion) ? False : True;
+
+ /* Compile the action table into a more efficient form */
+ wc->core_class.actions = (XtActionList) _XtInitializeActionData(
+ wc->core_class.actions, wc->core_class.num_actions, inPlace);
+ }
+ UNLOCK_PROCESS;
+}
+/* ARGSUSED */
+static void CoreInitialize(
+ Widget requested_widget,
+ register Widget new_widget,
+ ArgList args,
+ Cardinal *num_args)
+{
+ XtTranslations save1, save2;
+ new_widget->core.event_table = NULL;
+ new_widget->core.tm.proc_table = NULL;
+ new_widget->core.tm.lastEventTime = 0;
+ /* magic semi-resource fetched by GetResources */
+ save1 = (XtTranslations)new_widget->core.tm.current_state;
+ new_widget->core.tm.current_state = NULL;
+ save2 = new_widget->core.tm.translations;
+ LOCK_PROCESS;
+ new_widget->core.tm.translations =
+ (XtTranslations)new_widget->core.widget_class->core_class.tm_table;
+ UNLOCK_PROCESS;
+ if (save1)
+ _XtMergeTranslations(new_widget, save1, save1->operation);
+ if (save2)
+ _XtMergeTranslations(new_widget, save2, save2->operation);
+}
+
+static void CoreRealize(
+ Widget widget,
+ XtValueMask *value_mask,
+ XSetWindowAttributes *attributes)
+{
+ XtCreateWindow(widget, (unsigned int) InputOutput,
+ (Visual *) CopyFromParent, *value_mask, attributes);
+} /* CoreRealize */
+
+static void CoreDestroy (
+ Widget widget)
+{
+ _XtFreeEventTable(&widget->core.event_table);
+ _XtDestroyTMData(widget);
+ XtUnregisterDrawable(XtDisplay(widget), widget->core.window);
+
+ if (widget->core.popup_list != NULL)
+ XtFree((char *)widget->core.popup_list);
+
+} /* CoreDestroy */
+
+/* ARGSUSED */
+static Boolean CoreSetValues(
+ Widget old, Widget reference, Widget new,
+ ArgList args,
+ Cardinal *num_args)
+{
+ Boolean redisplay;
+ Mask window_mask;
+ XSetWindowAttributes attributes;
+ XtTranslations save;
+
+ redisplay = FALSE;
+ if (old->core.tm.translations != new->core.tm.translations) {
+ save = new->core.tm.translations;
+ new->core.tm.translations = old->core.tm.translations;
+ _XtMergeTranslations(new, save, XtTableReplace);
+ }
+
+ /* Check everything that depends upon window being realized */
+ if (XtIsRealized(old)) {
+ window_mask = 0;
+ /* Check window attributes */
+ if (old->core.background_pixel != new->core.background_pixel
+ && new->core.background_pixmap == XtUnspecifiedPixmap) {
+ attributes.background_pixel = new->core.background_pixel;
+ window_mask |= CWBackPixel;
+ redisplay = TRUE;
+ }
+ if (old->core.background_pixmap != new->core.background_pixmap) {
+ if (new->core.background_pixmap == XtUnspecifiedPixmap) {
+ window_mask |= CWBackPixel;
+ attributes.background_pixel = new->core.background_pixel;
+ }
+ else {
+ attributes.background_pixmap = new->core.background_pixmap;
+ window_mask &= ~CWBackPixel;
+ window_mask |= CWBackPixmap;
+ }
+ redisplay = TRUE;
+ }
+ if (old->core.border_pixel != new->core.border_pixel
+ && new->core.border_pixmap == XtUnspecifiedPixmap) {
+ attributes.border_pixel = new->core.border_pixel;
+ window_mask |= CWBorderPixel;
+ }
+ if (old->core.border_pixmap != new->core.border_pixmap) {
+ if (new->core.border_pixmap == XtUnspecifiedPixmap) {
+ window_mask |= CWBorderPixel;
+ attributes.border_pixel = new->core.border_pixel;
+ }
+ else {
+ attributes.border_pixmap = new->core.border_pixmap;
+ window_mask &= ~CWBorderPixel;
+ window_mask |= CWBorderPixmap;
+ }
+ }
+ if (old->core.depth != new->core.depth) {
+ XtAppWarningMsg(XtWidgetToApplicationContext(old),
+ "invalidDepth","setValues",XtCXtToolkitError,
+ "Can't change widget depth", (String *)NULL, (Cardinal *)NULL);
+ new->core.depth = old->core.depth;
+ }
+ if (old->core.colormap != new->core.colormap) {
+ window_mask |= CWColormap;
+ attributes.colormap = new->core.colormap;
+ }
+ if (window_mask != 0) {
+ /* Actually change X window attributes */
+ XChangeWindowAttributes(
+ XtDisplay(new), XtWindow(new), window_mask, &attributes);
+ }
+
+ if (old->core.mapped_when_managed != new->core.mapped_when_managed) {
+ Boolean mapped_when_managed = new->core.mapped_when_managed;
+ new->core.mapped_when_managed = !mapped_when_managed;
+ XtSetMappedWhenManaged(new, mapped_when_managed);
+ }
+ } /* if realized */
+
+ return redisplay;
+} /* CoreSetValues */
+
+/*ARGSUSED*/
+static void CoreSetValuesAlmost(
+ Widget old,
+ Widget new,
+ XtWidgetGeometry *request,
+ XtWidgetGeometry *reply)
+{
+ *request = *reply;
+}