-/* Implements a lightweight menubar widget.
+/* Implements a lightweight menubar widget.
Copyright (C) 1992 Lucid, Inc.
+ Copyright (C) 2002 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 2, 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.
#include <config.h>
#endif
+#include "../src/lisp.h"
+
#include <stdio.h>
#include <sys/types.h>
+#if (defined __sun) && !(defined SUNOS41)
+#define SUNOS41
+#include <X11/Xos.h>
+#undef SUNOS41
+#else
#include <X11/Xos.h>
+#endif
#include <X11/IntrinsicP.h>
#include <X11/ObjectP.h>
#include <X11/StringDefs.h>
#include <X11/cursorfont.h>
-#include <X11/bitmaps/gray>
#include "xlwmenuP.h"
+#ifdef emacs
+
+/* Defined in xfns.c. When config.h defines `static' as empty, we get
+ redefinition errors when gray_bitmap is included more than once, so
+ we're referring to the one include in xfns.c here. */
+
+extern int gray_bitmap_width;
+extern int gray_bitmap_height;
+extern char *gray_bitmap_bits;
+
+/* Defined in xterm.c. */
+extern int x_alloc_nearest_color_for_widget __P ((Widget, Colormap, XColor*));
+extern int x_alloc_lighter_color_for_widget __P ((Widget, Display*, Colormap,
+ unsigned long *,
+ double, int));
+extern int x_catch_errors __P ((Display*));
+extern int x_uncatch_errors __P ((Display*, int));
+extern int x_had_errors_p __P ((Display*));
+extern int x_clear_errors __P ((Display*));
+extern unsigned long x_copy_dpy_color __P ((Display *, Colormap,
+ unsigned long));
+
+/* Defined in xfaces.c. */
+extern void x_free_dpy_colors __P ((Display *, Screen *, Colormap,
+ unsigned long *pixels, int npixels));
+#else /* not emacs */
+
+#include <X11/bitmaps/gray>
+#define gray_bitmap_width gray_width
+#define gray_bitmap_height gray_height
+#define gray_bitmap_bits gray_bits
+
+#endif /* not emacs */
+
static int pointer_grabbed;
static XEvent menu_post_event;
XFontStruct *xlwmenu_default_font;
-static char
-xlwMenuTranslations [] =
+static char
+xlwMenuTranslations [] =
"<BtnDown>: start()\n\
<Motion>: drag()\n\
<BtnUp>: select()\n\
<KeyUp>Alt_R: nothing()\n\
<KeyUp>Caps_Lock: nothing()\n\
<KeyUp>Shift_Lock:nothing()\n\
+<Key>Return: select()\n\
+<Key>Down: down()\n\
+<Key>Up: up()\n\
+<Key>Left: left()\n\
+<Key>Right: right()\n\
<Key>: key()\n\
<KeyUp>: key()\n\
";
+/* FIXME: Space should toggle toggleable menu item but not remove the menu
+ so you can toggle the next one without entering the menu again. */
+
+/* FIXME: Should ESC close one level of menu structure or the complete menu? */
+
+/* FIXME: F10 should enter the menu, the first one in the menu-bar. */
+
#define offset(field) XtOffset(XlwMenuWidget, field)
-static XtResource
+static XtResource
xlwMenuResources[] =
-{
+{
{XtNfont, XtCFont, XtRFontStruct, sizeof(XFontStruct *),
offset(menu.font),XtRString, "XtDefaultFont"},
{XtNforeground, XtCForeground, XtRPixel, sizeof(Pixel),
offset(menu.foreground), XtRString, "XtDefaultForeground"},
+ {XtNdisabledForeground, XtCDisabledForeground, XtRPixel, sizeof(Pixel),
+ offset(menu.disabled_foreground), XtRString, (XtPointer)NULL},
{XtNbuttonForeground, XtCButtonForeground, XtRPixel, sizeof(Pixel),
offset(menu.button_foreground), XtRString, "XtDefaultForeground"},
{XtNmargin, XtCMargin, XtRDimension, sizeof(Dimension),
- offset(menu.margin), XtRImmediate, (XtPointer) 4},
+ offset(menu.margin), XtRImmediate, (XtPointer)1},
{XtNhorizontalSpacing, XtCMargin, XtRDimension, sizeof(Dimension),
offset(menu.horizontal_spacing), XtRImmediate, (XtPointer)3},
{XtNverticalSpacing, XtCMargin, XtRDimension, sizeof(Dimension),
- offset(menu.vertical_spacing), XtRImmediate, (XtPointer)1},
+ offset(menu.vertical_spacing), XtRImmediate, (XtPointer)2},
{XtNarrowSpacing, XtCMargin, XtRDimension, sizeof(Dimension),
offset(menu.arrow_spacing), XtRImmediate, (XtPointer)10},
{XmNshadowThickness, XmCShadowThickness, XtRDimension,
sizeof (Dimension), offset (menu.shadow_thickness),
- XtRImmediate, (XtPointer) 2},
+ XtRImmediate, (XtPointer)1},
{XmNtopShadowColor, XmCTopShadowColor, XtRPixel, sizeof (Pixel),
offset (menu.top_shadow_color), XtRImmediate, (XtPointer)-1},
{XmNbottomShadowColor, XmCBottomShadowColor, XtRPixel, sizeof (Pixel),
{XmNbottomShadowPixmap, XmCBottomShadowPixmap, XtRPixmap, sizeof (Pixmap),
offset (menu.bottom_shadow_pixmap), XtRImmediate, (XtPointer)None},
- {XtNopen, XtCCallback, XtRCallback, sizeof(XtPointer),
+ {XtNopen, XtCCallback, XtRCallback, sizeof(XtPointer),
offset(menu.open), XtRCallback, (XtPointer)NULL},
- {XtNselect, XtCCallback, XtRCallback, sizeof(XtPointer),
+ {XtNselect, XtCCallback, XtRCallback, sizeof(XtPointer),
offset(menu.select), XtRCallback, (XtPointer)NULL},
- {XtNhighlightCallback, XtCCallback, XtRCallback, sizeof(XtPointer),
+ {XtNhighlightCallback, XtCCallback, XtRCallback, sizeof(XtPointer),
offset(menu.highlight), XtRCallback, (XtPointer)NULL},
{XtNmenu, XtCMenu, XtRPointer, sizeof(XtPointer),
offset(menu.contents), XtRImmediate, (XtPointer)NULL},
static void XlwMenuClassInitialize();
static void Start();
static void Drag();
+static void Down();
+static void Up();
+static void Left();
+static void Right();
static void Select();
static void Key();
static void Nothing();
static int separator_height ();
-static XtActionsRec
+static XtActionsRec
xlwMenuActionsList [] =
{
{"start", Start},
{"drag", Drag},
+ {"down", Down},
+ {"up", Up},
+ {"left", Left},
+ {"right", Right},
{"select", Select},
{"key", Key},
{"nothing", Nothing},
XlwMenuClassRec xlwMenuClassRec =
{
{ /* CoreClass fields initialization */
- (WidgetClass) SuperClass, /* superclass */
+ (WidgetClass) SuperClass, /* superclass */
"XlwMenu", /* class_name */
sizeof(XlwMenuRec), /* size */
XlwMenuClassInitialize, /* class_initialize */
int submenu_destroyed;
+/* For debug, if installation-directory is non-nil this is not an installed
+ Emacs. In that case we do not grab the keyboard to make it easier to
+ debug. */
+#define GRAB_KEYBOARD (EQ (Vinstallation_directory, Qnil))
+
static int next_release_must_exit;
\f/* Utilities */
+/* Ungrab pointer and keyboard */
+static void
+ungrab_all (w, ungrabtime)
+ Widget w;
+ Time ungrabtime;
+{
+ XtUngrabPointer (w, ungrabtime);
+ if (GRAB_KEYBOARD) XtUngrabKeyboard (w, ungrabtime);
+}
/* Like abort, but remove grabs from widget W before. */
{
if (XtIsShell (XtParent (w)))
XtRemoveGrab (w);
- XtUngrabPointer (w, CurrentTime);
+ ungrab_all (w, CurrentTime);
abort ();
}
{
XCharStruct xcs;
int drop;
-
+
XTextExtents (mw->menu.font, s, strlen (s), &drop, &drop, &drop, &xcs);
return xcs.width;
}
static XtResource
nameResource[] =
-{
+{
{"labelString", "LabelString", XtRString, sizeof(String),
0, XtRImmediate, 0},
};
int* height;
{
enum menu_separator separator;
-
+
if (lw_separator_p (val->name, &separator, 0))
{
*height = separator_height (separator);
*height =
mw->menu.font->ascent + mw->menu.font->descent
+ 2 * mw->menu.vertical_spacing + 2 * mw->menu.shadow_thickness;
-
+
*label_width =
string_width (mw, resource_widget_value (mw, val))
+ mw->menu.horizontal_spacing + mw->menu.shadow_thickness;
-
+
*rest_width = mw->menu.horizontal_spacing + mw->menu.shadow_thickness;
if (!horizontal_p)
{
if (level >= mw->menu.old_depth)
abort_gracefully ((Widget) mw);
- ws = &mw->menu.windows [level];
+ ws = &mw->menu.windows [level];
ws->width = 0;
ws->height = 0;
ws->label_width = 0;
ws->height += height;
}
}
-
+
if (horizontal_p)
ws->label_width = ws->button_width = 0;
else
factor = (1 + sin (alpha)) / cos (alpha) */
double factor = 1.62;
int thickness2 = thickness * factor;
-
+
y += (mw->menu.font->ascent + mw->menu.font->descent - height) / 2;
-
+
if (down_p)
{
GC temp;
pt[3].x = x;
pt[3].y = y;
XFillPolygon (dpy, window, top_gc, pt, 4, Convex, CoordModeOrigin);
-
+
pt[0].x = x;
pt[0].y = y;
pt[1].x = x + thickness;
pt[3].x = x + width;
pt[3].y = y + height / 2;
XFillPolygon (dpy, window, top_gc, pt, 4, Convex, CoordModeOrigin);
-
+
pt[0].x = x;
pt[0].y = y + height;
pt[1].x = x + thickness;
top_gc = bottom_gc;
bottom_gc = temp;
}
-
+
points [0].x = x;
points [0].y = y;
points [1].x = x + width;
GC bottom_gc = !erase_p ? mw->menu.shadow_bottom_gc : mw->menu.background_gc;
int thickness = mw->menu.shadow_thickness;
XPoint points [4];
- double sqrt2 = 1.4142;
if (!erase_p && down_p)
{
{
case SEPARATOR_NO_LINE:
break;
-
+
case SEPARATOR_SINGLE_LINE:
XDrawLine (dpy, window, mw->menu.foreground_gc,
x, y, x + width, y);
break;
-
+
case SEPARATOR_DOUBLE_LINE:
draw_separator (mw, window, x, y, width, SEPARATOR_SINGLE_LINE);
draw_separator (mw, window, x, y + 2, width, SEPARATOR_SINGLE_LINE);
break;
-
+
case SEPARATOR_SINGLE_DASHED_LINE:
xgcv.line_style = LineOnOffDash;
XChangeGC (dpy, mw->menu.foreground_gc, GCLineStyle, &xgcv);
xgcv.line_style = LineSolid;
XChangeGC (dpy, mw->menu.foreground_gc, GCLineStyle, &xgcv);
break;
-
+
case SEPARATOR_DOUBLE_DASHED_LINE:
draw_separator (mw, window, x, y, width,
SEPARATOR_SINGLE_DASHED_LINE);
draw_separator (mw, window, x, y + 2, width,
SEPARATOR_SINGLE_DASHED_LINE);
break;
-
+
case SEPARATOR_SHADOW_ETCHED_IN:
XDrawLine (dpy, window, mw->menu.shadow_bottom_gc,
x, y, x + width, y);
XDrawLine (dpy, window, mw->menu.shadow_bottom_gc,
x, y + 1, x + width, y + 1);
break;
-
+
case SEPARATOR_SHADOW_ETCHED_IN_DASH:
xgcv.line_style = LineOnOffDash;
XChangeGC (dpy, mw->menu.shadow_bottom_gc, GCLineStyle, &xgcv);
XChangeGC (dpy, mw->menu.shadow_top_gc, GCLineStyle, &xgcv);
- draw_separator (mw, window, x, y, SEPARATOR_SHADOW_ETCHED_IN);
+ draw_separator (mw, window, x, y, width, SEPARATOR_SHADOW_ETCHED_IN);
xgcv.line_style = LineSolid;
XChangeGC (dpy, mw->menu.shadow_bottom_gc, GCLineStyle, &xgcv);
XChangeGC (dpy, mw->menu.shadow_top_gc, GCLineStyle, &xgcv);
break;
-
+
case SEPARATOR_SHADOW_ETCHED_OUT_DASH:
xgcv.line_style = LineOnOffDash;
XChangeGC (dpy, mw->menu.shadow_bottom_gc, GCLineStyle, &xgcv);
XChangeGC (dpy, mw->menu.shadow_top_gc, GCLineStyle, &xgcv);
- draw_separator (mw, window, x, y, SEPARATOR_SHADOW_ETCHED_OUT);
+ draw_separator (mw, window, x, y, width, SEPARATOR_SHADOW_ETCHED_OUT);
xgcv.line_style = LineSolid;
XChangeGC (dpy, mw->menu.shadow_bottom_gc, GCLineStyle, &xgcv);
XChangeGC (dpy, mw->menu.shadow_top_gc, GCLineStyle, &xgcv);
draw_separator (mw, window, x, y, width, SEPARATOR_SHADOW_ETCHED_IN);
draw_separator (mw, window, x, y + 3, width, SEPARATOR_SHADOW_ETCHED_IN);
break;
-
+
case SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT:
draw_separator (mw, window, x, y, width,
SEPARATOR_SHADOW_ETCHED_OUT);
draw_separator (mw, window, x, y + 3, width,
SEPARATOR_SHADOW_ETCHED_OUT);
break;
-
+
case SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH:
xgcv.line_style = LineOnOffDash;
XChangeGC (dpy, mw->menu.shadow_bottom_gc, GCLineStyle, &xgcv);
{
case SEPARATOR_NO_LINE:
return 2;
-
+
case SEPARATOR_SINGLE_LINE:
case SEPARATOR_SINGLE_DASHED_LINE:
return 1;
-
+
case SEPARATOR_DOUBLE_LINE:
case SEPARATOR_DOUBLE_DASHED_LINE:
return 3;
-
+
case SEPARATOR_SHADOW_ETCHED_IN:
case SEPARATOR_SHADOW_ETCHED_OUT:
case SEPARATOR_SHADOW_ETCHED_IN_DASH:
case SEPARATOR_SHADOW_ETCHED_OUT_DASH:
return 2;
-
+
case SEPARATOR_SHADOW_DOUBLE_ETCHED_IN:
case SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT:
case SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH:
case SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH:
return 5;
-
+
default:
abort ();
}
if (val->enabled)
text_gc = mw->menu.foreground_gc;
else
- text_gc = mw->menu.inactive_gc;
+ text_gc = mw->menu.disabled_gc;
deco_gc = mw->menu.foreground_gc;
if (separator_p)
{
draw_separator (mw, ws->window, x, y, width, separator);
}
- else
+ else
{
int x_offset = x + h_spacing + shadow;
char* display_string = resource_widget_value (mw, val);
}
else if (!horizontal_p && ws->button_width)
x_offset += ws->button_width;
-
-
+
+
XDrawString (XtDisplay (mw), ws->window, text_gc, x_offset,
y + v_spacing + shadow + font_ascent,
display_string, strlen (display_string));
-
+
if (!horizontal_p)
{
if (val->button_type == BUTTON_TYPE_TOGGLE)
else if (val->button_type == BUTTON_TYPE_RADIO)
draw_radio (mw, ws->window, x, y + v_spacing + shadow,
val->selected);
-
+
if (val->contents)
{
int a_w = arrow_width (mw);
draw_arrow (mw, ws->window, deco_gc,
x + width - a_w
- - mw->menu.horizontal_spacing
+ - mw->menu.horizontal_spacing
- mw->menu.shadow_thickness,
y + v_spacing + shadow, a_w,
highlighted_p);
}
else
{
- XDrawRectangle (XtDisplay (mw), ws->window,
+ XDrawRectangle (XtDisplay (mw), ws->window,
mw->menu.background_gc,
x + shadow, y + shadow,
label_width + h_spacing - 1,
False);
}
}
-
+
where->x += width;
where->y += height;
}
if (level < mw->menu.old_depth - 1)
following_item = mw->menu.old_stack [level + 1];
- else
+ else
following_item = NULL;
if (hit)
else
highlighted_pos->y = where.y;
}
-
+
just_compute_this_one_p =
just_compute_p || ((this || that) && val != this && val != that);
else
where.x = 0;
}
-
+
if (!just_compute_p)
draw_shadow_rectangle (mw, ws->window, 0, 0, ws->width, ws->height,
False, False);
int level;
{
int i;
-
+
mw->menu.new_depth = 0;
for (i = 0; i < level; i++)
push_new_stack (mw, mw->menu.old_stack [i]);
int mask;
Window root = RootWindowOfScreen (DefaultScreenOfDisplay (XtDisplay (mw)));
window_state* windows;
-
+
if (mw->menu.windows_length >= n)
return;
xswa.cursor = mw->menu.cursor_shape;
mask = CWSaveUnder | CWOverrideRedirect | CWBackPixel | CWBorderPixel
| CWEventMask | CWCursor;
-
+
if (!mw->menu.windows)
{
mw->menu.windows =
}
}
+/* Value is non-zero if WINDOW is part of menu bar widget W. */
+
+int
+xlwmenu_window_p (w, window)
+ Widget w;
+ Window window;
+{
+ XlwMenuWidget mw = (XlwMenuWidget) w;
+ int i;
+
+ for (i = 0; i < mw->menu.windows_length; ++i)
+ if (window == mw->menu.windows[i].window)
+ break;
+
+ return i < mw->menu.windows_length;
+}
+
/* Make the window fit in the screen */
static void
fit_to_screen (mw, ws, previous_ws, horizontal_p)
else if (ws->x + ws->width > screen_width)
{
if (!horizontal_p)
- ws->x = previous_ws->x - ws->width;
+ /* The addition of shadow-thickness for a sub-menu's position is
+ to reflect a similar adjustment when the menu is displayed to
+ the right of the invoking menu-item; it makes the sub-menu
+ look more `attached' to the menu-item. */
+ ws->x = previous_ws->x - ws->width + mw->menu.shadow_thickness;
else
ws->x = screen_width - ws->width;
if (ws->x < 0)
ws->y = previous_ws->y - ws->height;
else
ws->y = screen_height - ws->height;
- if (ws->y < 0)
+ if (ws->y < 0)
ws->y = 0;
}
}
ws->x = (previous_ws->x + selection_position.x
+ mw->menu.shadow_thickness);
- if (i == 1)
+ if (mw->menu.horizontal && i == 1)
ws->x += mw->menu.margin;
#if 0
if (!mw->menu.horizontal || i > 1)
ws->x += mw->menu.shadow_thickness;
#endif
-
+
ws->y = (previous_ws->y + selection_position.y
+ mw->menu.shadow_thickness);
- if (i == 1)
+ if (mw->menu.horizontal && i == 1)
ws->y += mw->menu.margin;
size_menu (mw, i);
window_state* ws;
*val = NULL;
-
+
/* Find the window */
for (i = mw->menu.old_depth - 1; i >= 0; i--)
{
XlwMenuWidget mw;
{
XGCValues xgcv;
+ float scale;
xgcv.font = mw->menu.font->fid;
xgcv.foreground = mw->menu.foreground;
mw->menu.foreground_gc = XtGetGC ((Widget)mw,
GCFont | GCForeground | GCBackground,
&xgcv);
-
+
xgcv.font = mw->menu.font->fid;
xgcv.foreground = mw->menu.button_foreground;
xgcv.background = mw->core.background_pixel;
mw->menu.button_gc = XtGetGC ((Widget)mw,
GCFont | GCForeground | GCBackground,
&xgcv);
-
+
xgcv.font = mw->menu.font->fid;
- xgcv.foreground = mw->menu.foreground;
xgcv.background = mw->core.background_pixel;
- xgcv.fill_style = FillStippled;
- xgcv.stipple = mw->menu.gray_pixmap;
- mw->menu.inactive_gc = XtGetGC ((Widget)mw,
- (GCFont | GCForeground | GCBackground
- | GCFillStyle | GCStipple), &xgcv);
-
+
+#define BRIGHTNESS(color) (((color) & 0xff) + (((color) >> 8) & 0xff) + (((color) >> 16) & 0xff))
+
+ /* Allocate color for disabled menu-items. */
+ mw->menu.disabled_foreground = mw->menu.foreground;
+ if (BRIGHTNESS(mw->menu.foreground) < BRIGHTNESS(mw->core.background_pixel))
+ scale = 2.3;
+ else
+ scale = 0.55;
+
+ x_alloc_lighter_color_for_widget ((Widget) mw, XtDisplay ((Widget) mw),
+ mw->core.colormap,
+ &mw->menu.disabled_foreground,
+ scale,
+ 0x8000);
+
+ if (mw->menu.foreground == mw->menu.disabled_foreground
+ || mw->core.background_pixel == mw->menu.disabled_foreground)
+ {
+ /* Too few colors, use stipple. */
+ xgcv.foreground = mw->menu.foreground;
+ xgcv.fill_style = FillStippled;
+ xgcv.stipple = mw->menu.gray_pixmap;
+ mw->menu.disabled_gc = XtGetGC ((Widget)mw,
+ (GCFont | GCForeground | GCBackground
+ | GCFillStyle | GCStipple), &xgcv);
+ }
+ else
+ {
+ /* Many colors available, use disabled pixel. */
+ xgcv.foreground = mw->menu.disabled_foreground;
+ mw->menu.disabled_gc = XtGetGC ((Widget)mw,
+ (GCFont | GCForeground | GCBackground), &xgcv);
+ }
+
xgcv.font = mw->menu.font->fid;
xgcv.foreground = mw->menu.button_foreground;
xgcv.background = mw->core.background_pixel;
mw->menu.inactive_button_gc = XtGetGC ((Widget)mw,
(GCFont | GCForeground | GCBackground
| GCFillStyle | GCStipple), &xgcv);
-
+
xgcv.font = mw->menu.font->fid;
xgcv.foreground = mw->core.background_pixel;
xgcv.background = mw->menu.foreground;
{
XtReleaseGC ((Widget) mw, mw->menu.foreground_gc);
XtReleaseGC ((Widget) mw, mw->menu.button_gc);
- XtReleaseGC ((Widget) mw, mw->menu.inactive_gc);
+ XtReleaseGC ((Widget) mw, mw->menu.disabled_gc);
XtReleaseGC ((Widget) mw, mw->menu.inactive_button_gc);
XtReleaseGC ((Widget) mw, mw->menu.background_gc);
/* let's get some segvs if we try to use these... */
mw->menu.foreground_gc = (GC) -1;
mw->menu.button_gc = (GC) -1;
- mw->menu.inactive_gc = (GC) -1;
+ mw->menu.disabled_gc = (GC) -1;
mw->menu.inactive_button_gc = (GC) -1;
mw->menu.background_gc = (GC) -1;
}
XColor topc, botc;
int top_frobbed = 0, bottom_frobbed = 0;
+ mw->menu.free_top_shadow_color_p = 0;
+ mw->menu.free_bottom_shadow_color_p = 0;
+
if (mw->menu.top_shadow_color == -1)
mw->menu.top_shadow_color = mw->core.background_pixel;
+ else
+ mw->menu.top_shadow_color = mw->menu.top_shadow_color;
+
if (mw->menu.bottom_shadow_color == -1)
mw->menu.bottom_shadow_color = mw->menu.foreground;
+ else
+ mw->menu.bottom_shadow_color = mw->menu.bottom_shadow_color;
if (mw->menu.top_shadow_color == mw->core.background_pixel ||
mw->menu.top_shadow_color == mw->menu.foreground)
{
topc.pixel = mw->core.background_pixel;
+#ifdef emacs
+ if (x_alloc_lighter_color_for_widget ((Widget) mw, dpy, cmap,
+ &topc.pixel,
+ 1.2, 0x8000))
+#else
XQueryColor (dpy, cmap, &topc);
/* don't overflow/wrap! */
topc.red = MINL (65535, topc.red * 1.2);
topc.green = MINL (65535, topc.green * 1.2);
topc.blue = MINL (65535, topc.blue * 1.2);
-#ifdef emacs
- if (x_alloc_nearest_color_for_widget (mw, cmap, &topc))
-#else
if (XAllocColor (dpy, cmap, &topc))
#endif
{
mw->menu.top_shadow_color = topc.pixel;
+ mw->menu.free_top_shadow_color_p = 1;
top_frobbed = 1;
}
}
mw->menu.bottom_shadow_color == mw->core.background_pixel)
{
botc.pixel = mw->core.background_pixel;
+#ifdef emacs
+ if (x_alloc_lighter_color_for_widget ((Widget) mw, dpy, cmap,
+ &botc.pixel,
+ 0.6, 0x4000))
+#else
XQueryColor (dpy, cmap, &botc);
botc.red *= 0.6;
botc.green *= 0.6;
botc.blue *= 0.6;
-#ifdef emacs
- if (x_alloc_nearest_color_for_widget (mw, cmap, &botc))
-#else
if (XAllocColor (dpy, cmap, &botc))
#endif
{
mw->menu.bottom_shadow_color = botc.pixel;
+ mw->menu.free_bottom_shadow_color_p = 1;
bottom_frobbed = 1;
}
}
if (top_frobbed && bottom_frobbed)
{
- int top_avg = ((topc.red / 3) + (topc.green / 3) + (topc.blue / 3));
- int bot_avg = ((botc.red / 3) + (botc.green / 3) + (botc.blue / 3));
- if (bot_avg > top_avg)
- {
- Pixel tmp = mw->menu.top_shadow_color;
- mw->menu.top_shadow_color = mw->menu.bottom_shadow_color;
- mw->menu.bottom_shadow_color = tmp;
- }
- else if (topc.pixel == botc.pixel)
+ if (topc.pixel == botc.pixel)
{
if (botc.pixel == mw->menu.foreground)
- mw->menu.top_shadow_color = mw->core.background_pixel;
+ {
+ if (mw->menu.free_top_shadow_color_p)
+ {
+ x_free_dpy_colors (dpy, screen, cmap,
+ &mw->menu.top_shadow_color, 1);
+ mw->menu.free_top_shadow_color_p = 0;
+ }
+ mw->menu.top_shadow_color = mw->core.background_pixel;
+ }
else
- mw->menu.bottom_shadow_color = mw->menu.foreground;
+ {
+ if (mw->menu.free_bottom_shadow_color_p)
+ {
+ x_free_dpy_colors (dpy, screen, cmap,
+ &mw->menu.bottom_shadow_color, 1);
+ mw->menu.free_bottom_shadow_color_p = 0;
+ }
+ mw->menu.bottom_shadow_color = mw->menu.foreground;
+ }
}
}
mw->menu.top_shadow_color == mw->core.background_pixel)
{
mw->menu.top_shadow_pixmap = mw->menu.gray_pixmap;
+ if (mw->menu.free_top_shadow_color_p)
+ {
+ x_free_dpy_colors (dpy, screen, cmap, &mw->menu.top_shadow_color, 1);
+ mw->menu.free_top_shadow_color_p = 0;
+ }
mw->menu.top_shadow_color = mw->menu.foreground;
}
if (!mw->menu.bottom_shadow_pixmap &&
mw->menu.bottom_shadow_color == mw->core.background_pixel)
{
mw->menu.bottom_shadow_pixmap = mw->menu.gray_pixmap;
+ if (mw->menu.free_bottom_shadow_color_p)
+ {
+ x_free_dpy_colors (dpy, screen, cmap,
+ &mw->menu.bottom_shadow_color, 1);
+ mw->menu.free_bottom_shadow_color_p = 0;
+ }
mw->menu.bottom_shadow_color = mw->menu.foreground;
}
release_shadow_gcs (mw)
XlwMenuWidget mw;
{
+ Display *dpy = XtDisplay ((Widget) mw);
+ Screen *screen = XtScreen ((Widget) mw);
+ Colormap cmap = mw->core.colormap;
+ Pixel px[2];
+ int i = 0;
+
+ if (mw->menu.free_top_shadow_color_p)
+ px[i++] = mw->menu.top_shadow_color;
+ if (mw->menu.free_bottom_shadow_color_p)
+ px[i++] = mw->menu.bottom_shadow_color;
+ if (i > 0)
+ x_free_dpy_colors (dpy, screen, cmap, px, i);
+
XtReleaseGC ((Widget) mw, mw->menu.shadow_top_gc);
XtReleaseGC ((Widget) mw, mw->menu.shadow_bottom_gc);
}
/* Get the GCs and the widget size */
XSetWindowAttributes xswa;
int mask;
-
+
Window window = RootWindowOfScreen (DefaultScreenOfDisplay (XtDisplay (mw)));
Display* display = XtDisplay (mw);
-
+
#if 0
widget_value *tem = (widget_value *) XtMalloc (sizeof (widget_value));
/* mw->menu.cursor = XCreateFontCursor (display, mw->menu.cursor_shape); */
mw->menu.cursor = mw->menu.cursor_shape;
-
+
mw->menu.gray_pixmap
- = XCreatePixmapFromBitmapData (display, window, gray_bits,
- gray_width, gray_height,
+ = XCreatePixmapFromBitmapData (display, window, gray_bitmap_bits,
+ gray_bitmap_width, gray_bitmap_height,
(unsigned long)1, (unsigned long)0, 1);
-
+
/* I don't understand why this ends up 0 sometimes,
but it does. This kludge works around it.
Can anyone find a real fix? -- rms. */
make_drawing_gcs (mw);
make_shadow_gcs (mw);
-
+
xswa.background_pixel = mw->core.background_pixel;
xswa.border_pixel = mw->core.border_pixel;
mask = CWBackPixel | CWBorderPixel;
-
+
mw->menu.popped_up = False;
-
+
mw->menu.old_depth = 1;
mw->menu.old_stack = (widget_value**)XtMalloc (sizeof (widget_value*));
mw->menu.old_stack_length = 1;
mw->menu.old_stack [0] = mw->menu.contents;
-
+
mw->menu.new_depth = 0;
mw->menu.new_stack = 0;
mw->menu.new_stack_length = 0;
push_new_stack (mw, mw->menu.contents);
-
+
mw->menu.windows = (window_state*)XtMalloc (sizeof (window_state));
mw->menu.windows_length = 1;
mw->menu.windows [0].x = 0;
mw->menu.windows [0].width = 0;
mw->menu.windows [0].height = 0;
size_menu (mw, 0);
-
+
mw->core.width = mw->menu.windows [0].width;
mw->core.height = mw->menu.windows [0].height;
}
/* Only the toplevel menubar/popup is a widget so it's the only one that
receives expose events through Xt. So we repaint all the other panes
when receiving an Expose event. */
-static void
+static void
XlwMenuRedisplay (w, ev, region)
Widget w;
XEvent* ev;
display_menu (mw, i, False, NULL, NULL, NULL, NULL, NULL);
}
-static void
+
+/* Part of a hack to make the menu redisplay when a tooltip frame
+ over a menu item is unmapped. */
+
+void
+xlwmenu_redisplay (w)
+ Widget w;
+{
+ XlwMenuRedisplay (w, NULL, None);
+}
+
+static void
XlwMenuDestroy (w)
Widget w;
{
XlwMenuWidget mw = (XlwMenuWidget) w;
if (pointer_grabbed)
- XtUngrabPointer ((Widget)w, CurrentTime);
+ ungrab_all ((Widget)w, CurrentTime);
pointer_grabbed = 0;
submenu_destroyed = 1;
XtFree ((char *) mw->menu.windows);
}
-static Boolean
+static Boolean
XlwMenuSetValues (current, request, new)
Widget current;
Widget request;
{
release_drawing_gcs (newmw);
make_drawing_gcs (newmw);
+
+ release_shadow_gcs (newmw);
+ /* Cause the shadow colors to be recalculated. */
+ newmw->menu.top_shadow_color = -1;
+ newmw->menu.bottom_shadow_color = -1;
+ make_shadow_gcs (newmw);
+
redisplay = True;
-
- for (i = 0; i < oldmw->menu.windows_length; i++)
- {
- XSetWindowBackground (XtDisplay (oldmw),
- oldmw->menu.windows [i].window,
- newmw->core.background_pixel);
- /* clear windows and generate expose events */
- XClearArea (XtDisplay (oldmw), oldmw->menu.windows[i].window,
- 0, 0, 0, 0, True);
- }
+
+ if (XtIsRealized (current))
+ /* If the menu is currently displayed, change the display. */
+ for (i = 0; i < oldmw->menu.windows_length; i++)
+ {
+ XSetWindowBackground (XtDisplay (oldmw),
+ oldmw->menu.windows [i].window,
+ newmw->core.background_pixel);
+ /* clear windows and generate expose events */
+ XClearArea (XtDisplay (oldmw), oldmw->menu.windows[i].window,
+ 0, 0, 0, 0, True);
+ }
}
return redisplay;
}
-static void
+static void
XlwMenuResize (w)
Widget w;
{
else
set_new_state (mw, val, level);
remap_menubar (mw);
-
+
/* Sync with the display. Makes it feel better on X terms. */
XSync (XtDisplay (mw), False);
}
handle_single_motion_event (mw, ev);
}
-static void
+static void
Start (w, ev, params, num_params)
Widget w;
XEvent *ev;
if (!mw->menu.popped_up)
{
menu_post_event = *ev;
- pop_up_menu (mw, ev);
+ pop_up_menu (mw, (XButtonPressedEvent*) ev);
}
else
{
}
}
-static void
+static void
Drag (w, ev, params, num_params)
Widget w;
XEvent *ev;
{
}
+widget_value *
+find_first_selectable (mw, item)
+ XlwMenuWidget mw;
+ widget_value *item;
+{
+ widget_value *current = item;
+ enum menu_separator separator;
+
+ while (lw_separator_p (current->name, &separator, 0) || !current->enabled)
+ if (current->next)
+ current=current->next;
+ else
+ return NULL;
+
+ return current;
+}
+
+widget_value *
+find_next_selectable (mw, item)
+ XlwMenuWidget mw;
+ widget_value *item;
+{
+ widget_value *current = item;
+ enum menu_separator separator;
+
+ while (current->next && (current=current->next) &&
+ (lw_separator_p (current->name, &separator, 0) || !current->enabled))
+ ;
+
+ if (current == item)
+ {
+ if (mw->menu.old_depth < 2)
+ return current;
+ current = mw->menu.old_stack [mw->menu.old_depth - 2]->contents;
+
+ while (lw_separator_p (current->name, &separator, 0) || !current->enabled)
+ {
+ if (current->next)
+ current=current->next;
+
+ if (current == item)
+ break;
+ }
+
+ }
+
+ return current;
+}
+
+widget_value *
+find_prev_selectable (mw, item)
+ XlwMenuWidget mw;
+ widget_value *item;
+{
+ widget_value *current = item;
+ widget_value *prev = item;
+
+ while ((current=find_next_selectable (mw, current)) != item)
+ {
+ if (prev == current)
+ break;
+ prev=current;
+ }
+
+ return prev;
+}
+
+static void
+Down (w, ev, params, num_params)
+ Widget w;
+ XEvent *ev;
+ String *params;
+ Cardinal *num_params;
+{
+ XlwMenuWidget mw = (XlwMenuWidget) w;
+ widget_value* selected_item = mw->menu.old_stack [mw->menu.old_depth - 1];
+
+ /* Inside top-level menu-bar? */
+ if (mw->menu.old_depth == 2)
+ /* When <down> in the menu-bar is pressed, display the corresponding
+ sub-menu and select the first selectable menu item there. */
+ set_new_state (mw, find_first_selectable (mw, selected_item->contents), mw->menu.old_depth);
+ else
+ /* Highlight next possible (enabled and not separator) menu item. */
+ set_new_state (mw, find_next_selectable (mw, selected_item), mw->menu.old_depth - 1);
+
+ remap_menubar (mw);
+}
+
+static void
+Up (w, ev, params, num_params)
+ Widget w;
+ XEvent *ev;
+ String *params;
+ Cardinal *num_params;
+{
+ XlwMenuWidget mw = (XlwMenuWidget) w;
+ widget_value* selected_item = mw->menu.old_stack [mw->menu.old_depth - 1];
+
+ /* Inside top-level menu-bar? */
+ if (mw->menu.old_depth == 2)
+ {
+ /* FIXME: this is tricky. <up> in the menu-bar should select the
+ last selectable item in the list. So we select the first
+ selectable one and find the previous selectable item. Is there
+ a better way? */
+ set_new_state (mw, find_first_selectable (mw, selected_item->contents), mw->menu.old_depth);
+ remap_menubar (mw);
+ selected_item = mw->menu.old_stack [mw->menu.old_depth - 1];
+ set_new_state (mw, find_prev_selectable (mw, selected_item), mw->menu.old_depth - 1);
+ }
+ else
+ /* Highlight previous (enabled and not separator) menu item. */
+ set_new_state (mw, find_prev_selectable (mw, selected_item), mw->menu.old_depth - 1);
+
+ remap_menubar (mw);
+}
+
+static void
+Left (w, ev, params, num_params)
+ Widget w;
+ XEvent *ev;
+ String *params;
+ Cardinal *num_params;
+{
+ XlwMenuWidget mw = (XlwMenuWidget) w;
+ widget_value* selected_item = mw->menu.old_stack [mw->menu.old_depth - 1];
+
+ /* Inside top-level menu-bar? */
+ if (mw->menu.old_depth == 2)
+ /* When <left> in the menu-bar is pressed, display the previous item on
+ the menu-bar. If the current item is the first one, highlight the
+ last item in the menubar (probably Help). */
+ set_new_state (mw, find_prev_selectable (mw, selected_item), mw->menu.old_depth - 1);
+ else
+ {
+ pop_new_stack_if_no_contents (mw);
+ set_new_state (mw, mw->menu.old_stack [mw->menu.old_depth - 2], mw->menu.old_depth - 2);
+ }
+
+ remap_menubar (mw);
+}
+
+static void
+Right (w, ev, params, num_params)
+ Widget w;
+ XEvent *ev;
+ String *params;
+ Cardinal *num_params;
+{
+ XlwMenuWidget mw = (XlwMenuWidget) w;
+ widget_value* selected_item = mw->menu.old_stack [mw->menu.old_depth - 1];
+
+ /* Inside top-level menu-bar? */
+ if (mw->menu.old_depth == 2)
+ /* When <right> in the menu-bar is pressed, display the next item on
+ the menu-bar. If the current item is the last one, highlight the
+ first item (probably File). */
+ set_new_state (mw, find_next_selectable (mw, selected_item), mw->menu.old_depth - 1);
+ else if (selected_item->contents) /* Is this menu item expandable? */
+ {
+ set_new_state (mw, selected_item->contents, mw->menu.old_depth);
+ remap_menubar (mw);
+ selected_item = mw->menu.old_stack [mw->menu.old_depth - 1];
+ if (!selected_item->enabled && find_first_selectable (mw, selected_item))
+ set_new_state (mw, find_first_selectable (mw, selected_item), mw->menu.old_depth - 1);
+ }
+ else
+ {
+ pop_new_stack_if_no_contents (mw);
+ set_new_state (mw, mw->menu.old_stack [mw->menu.old_depth - 2], mw->menu.old_depth - 2);
+ }
+
+ remap_menubar (mw);
+}
+
/* Handle key press and release events while menu is popped up.
Our action is to get rid of the menu. */
static void
if (mw->menu.popped_up)
{
mw->menu.popped_up = False;
- XtUngrabPointer ((Widget)mw, ev->xmotion.time);
+ ungrab_all ((Widget)mw, ev->xmotion.time);
if (XtIsShell (XtParent ((Widget) mw)))
XtPopdown (XtParent ((Widget) mw));
else
{
XlwMenuWidget mw = (XlwMenuWidget)w;
widget_value* selected_item = mw->menu.old_stack [mw->menu.old_depth - 1];
-
+
/* If user releases the button quickly, without selecting anything,
after the initial down-click that brought the menu up,
do nothing. */
if (mw->menu.popped_up)
{
mw->menu.popped_up = False;
- XtUngrabPointer ((Widget)mw, ev->xmotion.time);
+ ungrab_all ((Widget)mw, ev->xmotion.time);
if (XtIsShell (XtParent ((Widget) mw)))
XtPopdown (XtParent ((Widget) mw));
else
#ifdef emacs
count = x_catch_errors (display);
#endif
- XtGrabPointer ((Widget)mw, False,
- (PointerMotionMask
- | PointerMotionHintMask
- | ButtonReleaseMask
- | ButtonPressMask),
- GrabModeAsync, GrabModeAsync, None,
- mw->menu.cursor_shape,
- event->time);
- pointer_grabbed = 1;
+ if (XtGrabPointer ((Widget)mw, False,
+ (PointerMotionMask
+ | PointerMotionHintMask
+ | ButtonReleaseMask
+ | ButtonPressMask),
+ GrabModeAsync, GrabModeAsync, None,
+ mw->menu.cursor_shape,
+ event->time) == Success)
+ {
+ if (! GRAB_KEYBOARD
+ || XtGrabKeyboard ((Widget)mw, False, GrabModeAsync,
+ GrabModeAsync, event->time) == Success)
+ {
+ XtSetKeyboardFocus((Widget)mw, None);
+ pointer_grabbed = 1;
+ }
+ else
+ XtUngrabPointer ((Widget)mw, event->time);
+ }
+
#ifdef emacs
if (x_had_errors_p (display))
{