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+/* $XConsortium: Simple.c,v 1.36 94/04/17 20:12:43 kaleb Exp $ */
+
+/***********************************************************
+
+Copyright (c) 1987, 1988, 1994 X Consortium
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+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
+X CONSORTIUM 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 X Consortium 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 X Consortium.
+
+
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ 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 name of Digital 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.
+
+******************************************************************/
+
+#include "Xaw3dP.h"
+#include <stdio.h>
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xaw3d/XawInit.h>
+#include <X11/Xaw3d/SimpleP.h>
+#include <X11/Xmu/Drawing.h>
+
+#define offset(field) XtOffsetOf(SimpleRec, simple.field)
+
+static XtResource resources[] = {
+ {XtNcursor, XtCCursor, XtRCursor, sizeof(Cursor),
+ offset(cursor), XtRImmediate, (XtPointer) None},
+ {XtNinsensitiveBorder, XtCInsensitive, XtRPixmap, sizeof(Pixmap),
+ offset(insensitive_border), XtRImmediate, (XtPointer) NULL},
+ {XtNpointerColor, XtCForeground, XtRPixel, sizeof(Pixel),
+ offset(pointer_fg), XtRString, XtDefaultForeground},
+ {XtNpointerColorBackground, XtCBackground, XtRPixel, sizeof(Pixel),
+ offset(pointer_bg), XtRString, XtDefaultBackground},
+ {XtNcursorName, XtCCursor, XtRString, sizeof(String),
+ offset(cursor_name), XtRString, NULL},
+#ifdef XAW_INTERNATIONALIZATION
+ {XtNinternational, XtCInternational, XtRBoolean, sizeof(Boolean),
+ offset(international), XtRImmediate, (XtPointer) FALSE},
+#endif
+#undef offset
+};
+
+static void ClassPartInitialize(), ClassInitialize(),Realize(),ConvertCursor();
+static Boolean SetValues(), ChangeSensitive();
+
+SimpleClassRec simpleClassRec = {
+ { /* core fields */
+ /* superclass */ (WidgetClass) &widgetClassRec,
+ /* class_name */ "Simple",
+ /* widget_size */ sizeof(SimpleRec),
+ /* class_initialize */ ClassInitialize,
+ /* class_part_initialize */ ClassPartInitialize,
+ /* class_inited */ FALSE,
+ /* initialize */ NULL,
+ /* initialize_hook */ NULL,
+ /* realize */ Realize,
+ /* actions */ NULL,
+ /* num_actions */ 0,
+ /* resources */ resources,
+ /* num_resources */ XtNumber(resources),
+ /* xrm_class */ NULLQUARK,
+ /* compress_motion */ TRUE,
+ /* compress_exposure */ TRUE,
+ /* compress_enterleave */ TRUE,
+ /* visible_interest */ FALSE,
+ /* destroy */ NULL,
+ /* resize */ NULL,
+ /* expose */ NULL,
+ /* set_values */ SetValues,
+ /* set_values_hook */ NULL,
+ /* set_values_almost */ XtInheritSetValuesAlmost,
+ /* get_values_hook */ NULL,
+ /* accept_focus */ NULL,
+ /* version */ XtVersion,
+ /* callback_private */ NULL,
+ /* tm_table */ NULL,
+ /* query_geometry */ XtInheritQueryGeometry,
+ /* display_accelerator */ XtInheritDisplayAccelerator,
+ /* extension */ NULL
+ },
+ { /* simple fields */
+ /* change_sensitive */ ChangeSensitive
+ }
+};
+
+WidgetClass simpleWidgetClass = (WidgetClass)&simpleClassRec;
+
+static void ClassInitialize()
+{
+ static XtConvertArgRec convertArg[] = {
+ {XtWidgetBaseOffset, (XtPointer) XtOffsetOf(WidgetRec, core.screen),
+ sizeof(Screen *)},
+ {XtResourceString, (XtPointer) XtNpointerColor, sizeof(Pixel)},
+ {XtResourceString, (XtPointer) XtNpointerColorBackground,
+ sizeof(Pixel)},
+ {XtWidgetBaseOffset, (XtPointer) XtOffsetOf(WidgetRec, core.colormap),
+ sizeof(Colormap)}
+ };
+
+ XawInitializeWidgetSet();
+ XtSetTypeConverter( XtRString, XtRColorCursor, XmuCvtStringToColorCursor,
+ convertArg, XtNumber(convertArg),
+ XtCacheByDisplay, (XtDestructor)NULL);
+}
+
+static void ClassPartInitialize(class)
+ WidgetClass class;
+{
+ SimpleWidgetClass c = (SimpleWidgetClass) class;
+ SimpleWidgetClass super = (SimpleWidgetClass)
+ c->core_class.superclass;
+
+ if (c->simple_class.change_sensitive == NULL) {
+ char buf[BUFSIZ];
+
+ (void) sprintf(buf,
+ "%s Widget: The Simple Widget class method 'change_sensitive' is undefined.\nA function must be defined or inherited.",
+ c->core_class.class_name);
+ XtWarning(buf);
+ c->simple_class.change_sensitive = ChangeSensitive;
+ }
+
+ if (c->simple_class.change_sensitive == XtInheritChangeSensitive)
+ c->simple_class.change_sensitive = super->simple_class.change_sensitive;
+}
+
+static void Realize(w, valueMask, attributes)
+ Widget w;
+ Mask *valueMask;
+ XSetWindowAttributes *attributes;
+{
+ Pixmap border_pixmap = 0;
+ if (!XtIsSensitive(w)) {
+ /* change border to gray; have to remember the old one,
+ * so XtDestroyWidget deletes the proper one */
+ if (((SimpleWidget)w)->simple.insensitive_border == None)
+ ((SimpleWidget)w)->simple.insensitive_border =
+ XmuCreateStippledPixmap(XtScreen(w),
+ w->core.border_pixel,
+ w->core.background_pixel,
+ w->core.depth);
+ border_pixmap = w->core.border_pixmap;
+ attributes->border_pixmap =
+ w->core.border_pixmap = ((SimpleWidget)w)->simple.insensitive_border;
+
+ *valueMask |= CWBorderPixmap;
+ *valueMask &= ~CWBorderPixel;
+ }
+
+ ConvertCursor(w);
+
+ if ((attributes->cursor = ((SimpleWidget)w)->simple.cursor) != None)
+ *valueMask |= CWCursor;
+
+ XtCreateWindow( w, (unsigned int)InputOutput, (Visual *)CopyFromParent,
+ *valueMask, attributes );
+
+ if (!XtIsSensitive(w))
+ w->core.border_pixmap = border_pixmap;
+}
+
+/* Function Name: ConvertCursor
+ * Description: Converts a name to a new cursor.
+ * Arguments: w - the simple widget.
+ * Returns: none.
+ */
+
+static void
+ConvertCursor(w)
+Widget w;
+{
+ SimpleWidget simple = (SimpleWidget) w;
+ XrmValue from, to;
+ Cursor cursor;
+
+ if (simple->simple.cursor_name == NULL)
+ return;
+
+ from.addr = (XPointer) simple->simple.cursor_name;
+ from.size = strlen((char *) from.addr) + 1;
+
+ to.size = sizeof(Cursor);
+ to.addr = (XPointer) &cursor;
+
+ if (XtConvertAndStore(w, XtRString, &from, XtRColorCursor, &to)) {
+ if ( cursor != None)
+ simple->simple.cursor = cursor;
+ }
+ else {
+ XtAppErrorMsg(XtWidgetToApplicationContext(w),
+ "convertFailed","ConvertCursor","XawError",
+ "Simple: ConvertCursor failed.",
+ (String *)NULL, (Cardinal *)NULL);
+ }
+}
+
+
+/* ARGSUSED */
+static Boolean SetValues(current, request, new, args, num_args)
+ Widget current, request, new;
+ ArgList args;
+ Cardinal *num_args;
+{
+ SimpleWidget s_old = (SimpleWidget) current;
+ SimpleWidget s_new = (SimpleWidget) new;
+ Boolean new_cursor = FALSE;
+
+ /* this disables user changes after creation*/
+#ifdef XAW_INTERNATIONALIZATION
+ s_new->simple.international = s_old->simple.international;
+#endif
+
+ if ( XtIsSensitive(current) != XtIsSensitive(new) )
+ (*((SimpleWidgetClass)XtClass(new))->
+ simple_class.change_sensitive) ( new );
+
+ if (s_old->simple.cursor != s_new->simple.cursor) {
+ new_cursor = TRUE;
+ }
+
+/*
+ * We are not handling the string cursor_name correctly here.
+ */
+
+ if ( (s_old->simple.pointer_fg != s_new->simple.pointer_fg) ||
+ (s_old->simple.pointer_bg != s_new->simple.pointer_bg) ||
+ (s_old->simple.cursor_name != s_new->simple.cursor_name) ) {
+ ConvertCursor(new);
+ new_cursor = TRUE;
+ }
+
+ if (new_cursor && XtIsRealized(new))
+ XDefineCursor(XtDisplay(new), XtWindow(new), s_new->simple.cursor);
+
+ return False;
+}
+
+
+static Boolean ChangeSensitive(w)
+ Widget w;
+{
+ if (XtIsRealized(w)) {
+ if (XtIsSensitive(w))
+ if (w->core.border_pixmap != XtUnspecifiedPixmap)
+ XSetWindowBorderPixmap( XtDisplay(w), XtWindow(w),
+ w->core.border_pixmap );
+ else
+ XSetWindowBorder( XtDisplay(w), XtWindow(w),
+ w->core.border_pixel );
+ else {
+ if (((SimpleWidget)w)->simple.insensitive_border == None)
+ ((SimpleWidget)w)->simple.insensitive_border =
+ XmuCreateStippledPixmap(XtScreen(w),
+ w->core.border_pixel,
+ w->core.background_pixel,
+ w->core.depth);
+ XSetWindowBorderPixmap( XtDisplay(w), XtWindow(w),
+ ((SimpleWidget)w)->
+ simple.insensitive_border );
+ }
+ }
+ return False;
+}
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