/* The lwlib interface to "xlwmenu" menus.
Copyright (C) 1992 Lucid, Inc.
+ Copyright (C) 1994, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
+ 2008, 2009, 2010 Free Software Foundation, Inc.
This file is part of the Lucid Widget Library.
-The Lucid Widget Library is free software; you can redistribute it and/or
+The Lucid Widget Library is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 1, or (at your option)
any later version.
The Lucid Widget Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
+but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Emacs; see the file COPYING. If not, write to
-the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+Boston, MA 02110-1301, USA. */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <setjmp.h>
+#include "lisp.h"
#include "lwlib-Xlw.h"
#include <X11/StringDefs.h>
#include <X11/Shell.h>
#include "xlwmenu.h"
+#if 0
+
+#include <stdio.h>
+
+/* Print the complete X resource name of widget WIDGET to stderr.
+ This is sometimes handy to have available. */
+
+void
+x_print_complete_resource_name (widget)
+ Widget widget;
+{
+ int i;
+ String names[100];
+
+ for (i = 0; i < 100 && widget != NULL; ++i)
+ {
+ names[i] = XtName (widget);
+ widget = XtParent (widget);
+ }
+
+ for (--i; i >= 1; --i)
+ fprintf (stderr, "%s.", names[i]);
+ fprintf (stderr, "%s\n", names[0]);
+}
+
+#endif /* 0 */
+
+
\f/* Menu callbacks */
+
+/* Callback XtNhighlightCallback for Lucid menus. W is the menu
+ widget, CLIENT_DATA contains a pointer to the widget_instance
+ for the menu, CALL_DATA contains a pointer to the widget_value
+ structure for the highlighted menu item. The latter may be null
+ if there isn't any highlighted menu item. */
+
+static void
+highlight_hook (w, client_data, call_data)
+ Widget w;
+ XtPointer client_data;
+ XtPointer call_data;
+{
+ widget_instance *instance = (widget_instance *) client_data;
+
+ if (instance->info->highlight_cb
+ && !w->core.being_destroyed)
+ instance->info->highlight_cb (w, instance->info->id, call_data);
+}
+
+static void
+enter_hook (w, client_data, call_data)
+ Widget w;
+ XtPointer client_data;
+ XtPointer call_data;
+{
+ highlight_hook (w, client_data, call_data);
+}
+
+static void
+leave_hook (w, client_data, call_data)
+ Widget w;
+ XtPointer client_data;
+ XtPointer call_data;
+{
+ highlight_hook (w, client_data, NULL);
+}
+
+
static void
pre_hook (w, client_data, call_data)
Widget w;
}
\f/* creation functions */
+
static Widget
xlw_create_menubar (instance)
widget_instance* instance;
{
Widget widget;
+ Arg al[5];
+ int ac = 0;
+
+ XtSetArg (al[ac], XtNmenu, instance->info->val); ac++;
+#ifdef emacs
+ XtSetArg (al[ac], XtNshowGrip, 0); ac++;
+ XtSetArg (al[ac], XtNresizeToPreferred, 1); ac++;
+ XtSetArg (al[ac], XtNallowResize, 1); ac++;
+#endif
+
+ /* This used to use XtVaCreateWidget, but an old Xt version
+ has a bug in XtVaCreateWidget that frees instance->info->name. */
+ widget
+ = XtCreateWidget (instance->info->name, xlwMenuWidgetClass,
+ instance->parent, al, ac);
- widget_value *tem = (widget_value *) XtMalloc (sizeof (widget_value));
-
- /* _XtCreate is freeing the object we passed,
- so make a copy that we free later. */
- bcopy (instance->info->val, tem, sizeof (widget_value));
-
- widget =
- XtVaCreateWidget (instance->info->name, xlwMenuWidgetClass,
- instance->parent,
- XtNmenu, instance->info->val,
- 0);
XtAddCallback (widget, XtNopen, pre_hook, (XtPointer)instance);
XtAddCallback (widget, XtNselect, pick_hook, (XtPointer)instance);
+ XtAddCallback (widget, XtNleaveCallback, leave_hook, (XtPointer)instance);
+ XtAddCallback (widget, XtNenterCallback, enter_hook, (XtPointer)instance);
return widget;
}
xlw_create_popup_menu (instance)
widget_instance* instance;
{
- Widget popup_shell =
- XtCreatePopupShell (instance->info->name, overrideShellWidgetClass,
- instance->parent, NULL, 0);
-
- Widget widget =
- XtVaCreateManagedWidget ("popup", xlwMenuWidgetClass,
- popup_shell,
- XtNmenu, instance->info->val,
- XtNhorizontal, False,
- 0);
+ Widget popup_shell
+ = XtCreatePopupShell (instance->info->name, overrideShellWidgetClass,
+ instance->parent, NULL, 0);
+
+ Widget widget;
+ Arg al[2];
+ int ac = 0;
+
+ XtSetArg (al[ac], XtNmenu, instance->info->val); ac++;
+ XtSetArg (al[ac], XtNhorizontal, False); ac++;
+
+ /* This used to use XtVaManagedCreateWidget, but an old Xt version
+ has a bug in XtVaManagedCreateWidget that frees instance->info->name. */
+ widget
+ = XtCreateManagedWidget ("popup", xlwMenuWidgetClass,
+ popup_shell, al, ac);
XtAddCallback (widget, XtNselect, pick_hook, (XtPointer)instance);
+ XtAddCallback (widget, XtNleaveCallback, leave_hook, (XtPointer)instance);
+ XtAddCallback (widget, XtNenterCallback, enter_hook, (XtPointer)instance);
return popup_shell;
}
-widget_creation_entry
+widget_creation_entry
xlw_creation_table [] =
{
{"menubar", xlw_create_menubar},
Widget widget;
{
WidgetClass the_class = XtClass (widget);
+
if (the_class == xlwMenuWidgetClass)
return True;
if (the_class == overrideShellWidgetClass)
- return
- XtClass (((CompositeWidget)widget)->composite.children [0])
- == xlwMenuWidgetClass;
+ return (XtClass (((CompositeWidget)widget)->composite.children [0])
+ == xlwMenuWidgetClass);
return False;
}
void
+#ifdef PROTOTYPES
+xlw_update_one_widget (widget_instance* instance, Widget widget,
+ widget_value* val, Boolean deep_p)
+#else
xlw_update_one_widget (instance, widget, val, deep_p)
widget_instance* instance;
Widget widget;
widget_value* val;
Boolean deep_p;
+#endif
{
- XlwMenuWidget mw;
+ Arg al[1];
- if (XtIsShell (widget))
- mw = (XlwMenuWidget)((CompositeWidget)widget)->composite.children [0];
- else
- mw = (XlwMenuWidget)widget;
- XtVaSetValues (widget, XtNmenu, val, 0);
+ /* This used to use XtVaSetValues, but some old Xt versions
+ that have a bug in XtVaCreateWidget might have it here too. */
+ XtSetArg (al[0], XtNmenu, instance->info->val);
+
+ XtSetValues (widget, al, 1);
}
void
}
void
+#ifdef PROTOTYPES
+xlw_pop_instance (widget_instance* instance, Boolean up)
+#else
xlw_pop_instance (instance, up)
widget_instance* instance;
Boolean up;
+#endif
{
}
void
-xlw_popup_menu (widget)
+xlw_popup_menu (widget, event)
Widget widget;
+ XEvent *event;
{
- XButtonPressedEvent dummy;
XlwMenuWidget mw;
if (!XtIsShell (widget))
mw = (XlwMenuWidget)((CompositeWidget)widget)->composite.children [0];
- dummy.type = ButtonPress;
- dummy.serial = 0;
- dummy.send_event = 0;
- dummy.display = XtDisplay (widget);
- dummy.window = XtWindow (XtParent (widget));
- dummy.time = CurrentTime;
- dummy.button = 0;
- XQueryPointer (dummy.display, dummy.window, &dummy.root,
- &dummy.subwindow, &dummy.x_root, &dummy.y_root,
- &dummy.x, &dummy.y, &dummy.state);
-
- pop_up_menu (mw, &dummy);
+ if (event)
+ XtCallActionProc ((Widget) mw, "start", event, NULL, 0);
+ else
+ {
+ XEvent dummy;
+ XButtonPressedEvent *bd = &dummy.xbutton;
+
+ bd->type = ButtonPress;
+ bd->serial = 0;
+ bd->send_event = 0;
+ bd->display = XtDisplay (widget);
+ bd->window = XtWindow (XtParent (widget));
+ bd->time = CurrentTime;
+ bd->button = 0;
+ XQueryPointer (bd->display, bd->window, &bd->root,
+ &bd->subwindow, &bd->x_root, &bd->y_root,
+ &bd->x, &bd->y, &bd->state);
+
+ XtCallActionProc ((Widget) mw, "start", &dummy, NULL, 0);
+ }
}
\f/* Destruction of instances */
XtDestroyWidget (instance->widget);
}
+/* arch-tag: 541e3912-477d-406e-9bf2-dbf2b7ff8c3b
+ (do not change this comment) */