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Merge compositor branch.

Browse source 
2007-12-18  Iain Holmes  <iain@gnome.org>

        * configure.in, src/theme.c, src/display.c,
      src/theme.h, src/display.h, src/theme-parser.c,
      src/compositor.c, src/c-screen.c, src/compositor.h,
      src/c-screen.h, src/ui.c, src/screen.c, src/ui.h,
      src/screen.h, src/c-window.c, src/c-window.h,
      src/theme-viewer.c, src/Makefile.am: Merge compositor branch.


svn path=/trunk/; revision=3483
This commit is contained in:
Iain Holmes 2007-12-19 03:49:50 +00:00 committed by Thomas James Alexander Thurman
parent 931d70d87f
commit c2a6eeaf5e
19 changed files with 3308 additions and 3458 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

9
ChangeLog
View file

@ -1,3 +1,12 @@
2007-12-18 Iain Holmes <iain@gnome.org>
* configure.in, src/theme.c, src/display.c,
src/theme.h, src/display.h, src/theme-parser.c,
src/compositor.c, src/c-screen.c, src/compositor.h,
src/c-screen.h, src/ui.c, src/screen.c, src/ui.h,
src/screen.h, src/c-window.c, src/c-window.h,
src/theme-viewer.c, src/Makefile.am: Merge compositor branch.
2007-12-14 Thomas Thurman <thomas@thurman.org.uk>
* configure.in: Post-release bump to 2.21.5.

8
configure.in
View file

@ -231,7 +231,7 @@ fi
if test x$have_xcomposite = xyes; then
echo "Building with CompositeExt"
METACITY_PC_MODULES="$METACITY_PC_MODULES xcomposite >= $XCOMPOSITE_VERSION xfixes xrender xdamage cm"
METACITY_PC_MODULES="$METACITY_PC_MODULES xcomposite >= $XCOMPOSITE_VERSION xfixes xrender xdamage"
AC_DEFINE(HAVE_COMPOSITE_EXTENSIONS, , [Building with compositing manager support])
## force on render also
@ -477,6 +477,12 @@ else
GCONF_SCHEMAS_INSTALL_FALSE=
fi
AC_ARG_ENABLE(debug,
[ --enable-debug enable debugging],,
enable_debug=no)
if test "x$enable_debug" = "xyes"; then
CFLAGS="$CFLAGS -g -O -Wall"
fi
AC_CONFIG_FILES([
Makefile
doc/Makefile

4
src/Makefile.am
View file

@ -12,10 +12,6 @@ metacity_SOURCES= \
boxes.h \
boxes.c \
common.h \
c-screen.c \
c-screen.h \
c-window.c \
c-window.h \
compositor.c \
compositor.h \
constraints.c \

677
src/c-screen.c
View file

@ -1,677 +0,0 @@
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/*
* Copyright (C) 2006 Red Hat, Inc.
*
* This program 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 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#include <config.h>
#ifdef HAVE_COMPOSITE_EXTENSIONS
#include <cm/ws.h>
#include <cm/stacker.h>
#include <cm/wsint.h>
#include <cm/drawable-node.h>
#include <cm/state.h>
#include <cm/magnifier.h>
#include <cm/square.h>
#include <string.h>
#include "screen.h"
#include "c-screen.h"
#include "c-window.h"
struct MetaCompScreen
{
WsDisplay *display;
CmStacker *stacker;
CmMagnifier *magnifier;
WsWindow *gl_window;
WsWindow *root_window;
WsScreen *screen;
MetaScreen *meta_screen;
int repaint_id;
int idle_id;
WsWindow *selection_window;
GHashTable *windows_by_xid;
};
static MetaCompWindow *
meta_comp_window_lookup (MetaCompScreen *info,
Window xid)
{
MetaCompWindow *window;
window = g_hash_table_lookup (info->windows_by_xid, (gpointer)xid);
return window;
}
MetaCompWindow *
meta_comp_screen_lookup_window (MetaCompScreen *info,
Window xwindow)
{
return meta_comp_window_lookup (info, xwindow);
}
#if 0
static void
update_frame_counter (void)
{
#define BUFSIZE 128
static GTimer *timer;
static double buffer [BUFSIZE];
static int next = 0;
if (!timer)
timer = g_timer_new ();
buffer[next++] = g_timer_elapsed (timer, NULL);
if (next == BUFSIZE)
{
int i;
double total;
next = 0;
total = 0.0;
for (i = 1; i < BUFSIZE; ++i)
total += buffer[i] - buffer[i - 1];
g_print ("frames per second: %f\n", 1 / (total / (BUFSIZE - 1)));
}
}
#endif
static void
dump_stacking_order (GList *nodes)
{
GList *list;
for (list = nodes; list != NULL; list = list->next)
{
CmDrawableNode *node = list->data;
if (node)
g_print ("%lx, ", WS_RESOURCE_XID (node->drawable));
}
g_print ("\n");
}
static gboolean
repaint (gpointer data)
{
MetaCompScreen *info = data;
CmState *state;
#if 0
g_print ("repaint\n");
#endif
glViewport (0, 0,
info->meta_screen->rect.width,
info->meta_screen->rect.height);
glLoadIdentity();
#if 0
glClearColor (0, 0, 0, 1.0);
glClear (GL_COLOR_BUFFER_BIT);
#endif
ws_window_raise (info->gl_window);
#if 0
glDisable (GL_TEXTURE_2D);
glDisable (GL_TEXTURE_RECTANGLE_ARB);
glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
glColor4f (0.0, 1.0, 0.0, 1.0);
glRectf (-1.0, -1.0, 1.0, 1.0);
glFinish();
#endif
state = cm_state_new ();
cm_state_disable_depth_buffer_update (state);
cm_node_render (CM_NODE (info->magnifier), state);
cm_state_enable_depth_buffer_update (state);
g_object_unref (state);
ws_window_gl_swap_buffers (info->gl_window);
glFinish();
#if 0
dump_stacking_order (info->stacker->children);
#endif
info->idle_id = 0;
return FALSE;
}
static MetaCompWindow *
find_comp_window (MetaCompScreen *info,
Window xwindow)
{
return meta_comp_window_lookup (info, xwindow);
}
static CmNode *
find_node (MetaCompScreen *info,
Window xwindow)
{
MetaCompWindow *window = meta_comp_window_lookup (info, xwindow);
if (window)
return meta_comp_window_get_node (window);
return NULL;
}
static GList *all_screen_infos;
MetaCompScreen *
meta_comp_screen_get_by_xwindow (Window xwindow)
{
GList *list;
for (list = all_screen_infos; list != NULL; list = list->next)
{
MetaCompScreen *info = list->data;
if (find_node (info, xwindow))
return info;
}
return NULL;
}
MetaCompScreen *
meta_comp_screen_new (WsDisplay *display,
MetaScreen *screen)
{
MetaCompScreen *scr_info = g_new0 (MetaCompScreen, 1);
scr_info->screen = ws_display_get_screen_from_number (
display, screen->number);
scr_info->root_window = ws_screen_get_root_window (scr_info->screen);
scr_info->display = display;
scr_info->meta_screen = screen;
scr_info->windows_by_xid = g_hash_table_new (g_direct_hash, g_direct_equal);
all_screen_infos = g_list_prepend (all_screen_infos, scr_info);
return scr_info;
}
static char *
make_selection_name (MetaCompScreen *info)
{
char *buffer;
buffer = g_strdup_printf ("_NET_WM_CM_S%d", info->meta_screen->number);
return buffer;
}
static void
on_selection_clear (WsWindow *window,
WsSelectionClearEvent *event,
gpointer data)
{
MetaCompScreen *info = data;
char *buffer = make_selection_name (info);
if (strcmp (event->selection, buffer))
{
/* We lost the selection */
meta_comp_screen_unredirect (info);
}
}
static WsWindow *
claim_selection (MetaCompScreen *info)
{
WsWindow *window = ws_window_new (info->root_window);
char *buffer = make_selection_name (info);
#if 0
g_print ("selection window: %lx\n", WS_RESOURCE_XID (window));
#endif
ws_window_own_selection (window, buffer, WS_CURRENT_TIME);
g_signal_connect (window, "selection_clear_event", G_CALLBACK (on_selection_clear), info);
g_free (buffer);
return window;
}
static void
queue_paint (CmNode *node,
MetaCompScreen *info)
{
#if 0
g_print ("queueing %s\n", G_OBJECT_TYPE_NAME (node));
#endif
meta_comp_screen_queue_paint (info);
}
void
meta_comp_screen_redirect (MetaCompScreen *info)
{
WsWindow *root = ws_screen_get_root_window (info->screen);
WsRectangle source;
WsRectangle target;
WsServerRegion *region;
int screen_w;
int screen_h;
CmSquare *square;
#if 0
g_print ("redirecting %lx\n", WS_RESOURCE_XID (root));
#endif
ws_window_redirect_subwindows (root);
info->gl_window = ws_screen_get_gl_window (info->screen);
/* FIXME: This should probably happen in libcm */
ws_window_set_override_redirect (info->gl_window, TRUE);
region = ws_server_region_new (info->display);
ws_window_set_input_shape (info->gl_window, region);
g_object_unref (G_OBJECT (region));
ws_display_begin_error_trap (info->display);
ws_window_unredirect (info->gl_window);
ws_display_end_error_trap (info->display);
info->selection_window = claim_selection (info);
ws_window_map (info->gl_window);
info->stacker = cm_stacker_new ();
square = cm_square_new (0.3, 0.3, 0.8, 1.0);
cm_stacker_add_child (info->stacker, CM_NODE (square));
g_object_unref (square);
screen_w = ws_screen_get_width (info->screen);
screen_h = ws_screen_get_height (info->screen);
#if 0
g_print ("width: %d height %d\n", screen_w, screen_h);
#endif
source.x = (screen_w - (screen_w / 4)) / 2;
source.y = screen_h / 16;
source.width = screen_w / 4;
source.height = screen_h / 16;
target.x = 0;
target.y = screen_h - screen_h / 4;
target.width = screen_w;
target.height = screen_h / 4;
info->magnifier = cm_magnifier_new (CM_NODE (info->stacker), &source, &target);
if (g_getenv ("USE_MAGNIFIER"))
cm_magnifier_set_active (info->magnifier, TRUE);
else
cm_magnifier_set_active (info->magnifier, FALSE);
info->repaint_id =
g_signal_connect (info->magnifier, "need_repaint",
G_CALLBACK (queue_paint), info);
ws_display_sync (info->display);
}
static void
listify (gpointer key,
gpointer value,
gpointer data)
{
GList **windows = data;
*windows = g_list_prepend (*windows, (gpointer)value);
}
static void
free_all_windows (MetaCompScreen *info)
{
GList *windows = NULL, *list;
g_hash_table_foreach (info->windows_by_xid, listify, &windows);
for (list = windows; list != NULL; list = list->next)
{
MetaCompWindow *window = list->data;
meta_comp_window_free (window);
}
g_list_free (windows);
}
void
meta_comp_screen_unredirect (MetaCompScreen *info)
{
WsScreen *ws_screen = info->screen;
WsWindow *root = ws_screen_get_root_window (ws_screen);
g_signal_handler_disconnect (info->magnifier, info->repaint_id);
g_object_unref (info->magnifier);
ws_window_unredirect_subwindows (root);
ws_screen_release_gl_window (ws_screen);
free_all_windows (info);
ws_display_sync (info->display);
/* FIXME: libcm needs a way to guarantee that a window is destroyed,
* without relying on ref counting having it as a side effect
*/
g_object_unref (info->selection_window);
}
void
meta_comp_screen_queue_paint (MetaCompScreen *info)
{
#if 0
g_print ("queuing\n");
#endif
if (!info->idle_id)
info->idle_id = g_idle_add (repaint, info);
}
void
meta_comp_screen_restack (MetaCompScreen *info,
Window window,
Window above_this)
{
MetaCompWindow *comp_window = find_comp_window (info, window);
MetaCompWindow *above_comp_window = find_comp_window (info, above_this);
CmNode *window_node = find_node (info, window);
CmNode *above_node = find_node (info, above_this);
if ((comp_window && meta_comp_window_stack_frozen (comp_window)) ||
(above_comp_window && meta_comp_window_stack_frozen (above_comp_window)))
{
return;
}
#if 0
dump_stacking_order (info->stacker->children);
#endif
if (window_node == above_node)
return;
if (window_node && above_this == WS_RESOURCE_XID (info->gl_window))
{
cm_stacker_raise_child (info->stacker, window_node);
}
else if (window_node && above_this == None)
{
cm_stacker_lower_child (info->stacker, window_node);
}
else if (window_node && above_node)
{
cm_stacker_restack_child (info->stacker, window_node, above_node);
}
#if 0
else
g_print ("nothing happened\n");
#endif
#if 0
g_print ("done restacking; new order:\n");
#endif
#if 0
dump_stacking_order (info->stacker->children);
#endif
}
void
meta_comp_screen_raise_window (MetaCompScreen *info,
Window window)
{
CmNode *node = find_node (info, window);
if (node)
cm_stacker_raise_child (info->stacker, node);
}
void
meta_comp_screen_set_size (MetaCompScreen *info,
Window xwindow,
gint x,
gint y,
gint width,
gint height)
{
MetaCompWindow *comp_window = meta_comp_window_lookup (info, xwindow);
if (comp_window)
{
WsRectangle rect;
rect.x = x;
rect.y = y;
rect.width = width;
rect.height = height;
meta_comp_window_set_size (comp_window, &rect);
}
}
static void
print_child_titles (WsWindow *window)
{
GList *children = ws_window_query_subwindows (window);
GList *list;
int i;
g_print ("window: %lx %s\n", WS_RESOURCE_XID (window), ws_window_query_title (window));
i = 0;
for (list = children; list != NULL; list = list->next)
{
WsWindow *child = list->data;
g_print (" %d adding: %lx %s\n", i++, WS_RESOURCE_XID (child), ws_window_query_title (child));
}
}
typedef struct
{
MetaCompScreen *cscreen;
XID xid;
} DestroyData;
static void
on_window_destroy (MetaCompWindow *comp_window,
gpointer closure)
{
DestroyData *data = closure;
CmNode *node = meta_comp_window_get_node (comp_window);
cm_stacker_remove_child (data->cscreen->stacker, node);
g_hash_table_remove (data->cscreen->windows_by_xid, (gpointer)data->xid);
}
void
meta_comp_screen_add_window (MetaCompScreen *info,
Window xwindow)
{
WsDrawable *drawable;
MetaCompWindow *comp_window;
DestroyData *data;
ws_display_begin_error_trap (info->display);
comp_window = meta_comp_window_lookup (info, xwindow);
if (comp_window)
goto out;
drawable = WS_DRAWABLE (ws_window_lookup (info->display, xwindow));
if (ws_window_query_input_only (WS_WINDOW (drawable)))
goto out;
if (WS_WINDOW (drawable) == info->gl_window ||
WS_WINDOW (drawable) == info->screen->overlay_window)
{
#if 0
g_print ("gl window\n");
#endif
goto out;
}
data = g_new (DestroyData, 1);
data->cscreen = info;
data->xid = WS_RESOURCE_XID (drawable);
comp_window = meta_comp_window_new (info->meta_screen, drawable,
on_window_destroy, data);
g_hash_table_insert (info->windows_by_xid, (gpointer)WS_RESOURCE_XID (drawable), comp_window);
cm_stacker_add_child (info->stacker, meta_comp_window_get_node (comp_window));
out:
if (comp_window)
{
/* This function is called both when windows are created and when they
* are mapped, so for now we have this silly function.
*/
meta_comp_window_refresh_attrs (comp_window);
}
ws_display_end_error_trap (info->display);
#if 0
g_print ("done checking\n");
#endif
return;
}
void
meta_comp_screen_remove_window (MetaCompScreen *info,
Window xwindow)
{
MetaCompWindow *comp_window = meta_comp_window_lookup (info, xwindow);
if (comp_window)
meta_comp_window_free (comp_window);
}
void
meta_comp_screen_set_updates (MetaCompScreen *info,
Window xwindow,
gboolean updates)
{
MetaCompWindow *comp_window = meta_comp_window_lookup (info, xwindow);
meta_comp_window_set_updates (comp_window, updates);
}
void
meta_comp_screen_set_patch (MetaCompScreen *info,
Window xwindow,
CmPoint points[4][4])
{
CmDrawableNode *node = CM_DRAWABLE_NODE (find_node (info, xwindow));
if (node)
cm_drawable_node_set_patch (node, points);
}
void
meta_comp_screen_unset_patch (MetaCompScreen *info,
Window xwindow)
{
CmDrawableNode *node = CM_DRAWABLE_NODE (find_node (info, xwindow));
if (node)
cm_drawable_node_unset_patch (node);
}
void
meta_comp_screen_set_alpha (MetaCompScreen *info,
Window xwindow,
gdouble alpha)
{
CmDrawableNode *node = CM_DRAWABLE_NODE (find_node (info, xwindow));
#if 0
g_print ("alpha: %f\n", alpha);
#endif
cm_drawable_node_set_alpha (node, alpha);
}
void
meta_comp_screen_get_real_size (MetaCompScreen *info,
Window xwindow,
WsRectangle *size)
{
CmDrawableNode *node = CM_DRAWABLE_NODE (find_node (info, xwindow));
if (!size)
return;
cm_drawable_node_get_clipbox (node, size);
}
void
meta_comp_screen_unmap (MetaCompScreen *info,
Window xwindow)
{
MetaCompWindow *window = find_comp_window (info, xwindow);
if (window)
meta_comp_window_hide (window);
}
void
meta_comp_screen_set_target_rect (MetaCompScreen *info,
Window xwindow,
WsRectangle *rect)
{
CmDrawableNode *node = CM_DRAWABLE_NODE (find_node (info, xwindow));
if (node)
cm_drawable_node_set_scale_rect (node, rect);
}
#endif

53
src/c-screen.h
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@ -1,53 +0,0 @@
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
#include "screen.h"
#include "c-window.h"
typedef struct MetaCompScreen MetaCompScreen;
MetaCompScreen *meta_comp_screen_new (WsDisplay *display,
MetaScreen *screen);
MetaCompScreen *meta_comp_screen_get_by_xwindow (Window xwindow);
void meta_comp_screen_destroy (MetaCompScreen *scr_info);
void meta_comp_screen_redirect (MetaCompScreen *info);
void meta_comp_screen_unredirect (MetaCompScreen *info);
void meta_comp_screen_add_window (MetaCompScreen *scr_info,
Window xwindow);
void meta_comp_screen_remove_window (MetaCompScreen *scr_info,
Window xwindow);
void meta_comp_screen_restack (MetaCompScreen *scr_info,
Window window,
Window above_this);
void meta_comp_screen_set_size (MetaCompScreen *info,
Window window,
gint x,
gint y,
gint width,
gint height);
void meta_comp_screen_raise_window (MetaCompScreen *scr_info,
Window window);
void meta_comp_screen_queue_paint (MetaCompScreen *info);
void meta_comp_screen_set_updates (MetaCompScreen *info,
Window xwindow,
gboolean updates);
void meta_comp_screen_set_patch (MetaCompScreen *info,
Window xwindow,
CmPoint points[4][4]);
void meta_comp_screen_unset_patch (MetaCompScreen *info,
Window xwindow);
void meta_comp_screen_set_alpha (MetaCompScreen *info,
Window xwindow,
gdouble alpha);
void meta_comp_screen_get_real_size (MetaCompScreen *info,
Window xwindow,
WsRectangle *size);
void meta_comp_screen_set_target_rect (MetaCompScreen *info,
Window xwindow,
WsRectangle *rect);
void meta_comp_screen_set_explode (MetaCompScreen *info,
Window xwindow,
gdouble level);
void meta_comp_screen_unmap (MetaCompScreen *info,
Window xwindow);
MetaCompWindow *meta_comp_screen_lookup_window (MetaCompScreen *info,
Window xwindow);

1259
src/c-window.c
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72
src/c-window.h
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@ -1,72 +0,0 @@
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/*
* Copyright (C) 2006 Red Hat, Inc.
*
* This program 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 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#include <cm/node.h>
#include "display.h"
#include "effects.h"
#ifndef C_WINDOW_H
#define C_WINDOW_H
typedef struct _MetaCompWindow MetaCompWindow;
typedef void (* MetaCompWindowDestroy) (MetaCompWindow *window,
gpointer closure);
MetaCompWindow *meta_comp_window_new (MetaScreen *screen,
WsDrawable *drawable,
MetaCompWindowDestroy destroy,
gpointer data);
CmNode *meta_comp_window_get_node (MetaCompWindow *window);
gboolean meta_comp_window_free (MetaCompWindow *window);
void meta_comp_window_set_size (MetaCompWindow *window,
WsRectangle *size);
void meta_comp_window_hide (MetaCompWindow *comp_window);
void meta_comp_window_show (MetaCompWindow *comp_window);
void meta_comp_window_refresh_attrs (MetaCompWindow *comp_window);
void meta_comp_window_set_updates (MetaCompWindow *comp_window,
gboolean updates);
void meta_comp_window_explode (MetaCompWindow *comp_window,
MetaEffect *effect);
void meta_comp_window_shrink (MetaCompWindow *comp_window,
MetaEffect *effect);
void meta_comp_window_unshrink (MetaCompWindow *comp_window,
MetaEffect *effect);
void meta_comp_window_run_focus (MetaCompWindow *comp_window,
MetaEffect *effect);
void meta_comp_window_restack (MetaCompWindow *comp_window,
MetaCompWindow *above);
void meta_comp_window_freeze_stack (MetaCompWindow *comp_window);
void meta_comp_window_thaw_stack (MetaCompWindow *comp_window);
gboolean meta_comp_window_stack_frozen (MetaCompWindow *comp_window);
void meta_comp_window_run_minimize (MetaCompWindow *window,
MetaEffect *effect);
void meta_comp_window_run_unminimize (MetaCompWindow *comp_window,
MetaEffect *effect);
#if 0
void meta_comp_window_set_explode (MetaCompWindow *comp_window,
double level);
#endif
#endif

3149
src/compositor.c
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37
src/compositor.h
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@ -28,23 +28,12 @@
#include "display.h"
#include "spring-model.h"
#ifdef HAVE_COMPOSITE_EXTENSIONS
#include "cm/deform.h"
/* FIXME: Needs namespacing. */
void get_patch_points (Model *model, CmPoint points[4][4]);
#endif
typedef void (* MetaAnimationFinishedFunc) (gpointer data);
/* XXX namespace me */
void compute_window_rect (MetaWindow *window, MetaRectangle *rect);
MetaCompositor* meta_compositor_new (MetaDisplay *display);
void meta_compositor_unref (MetaCompositor *compositor);
void meta_compositor_process_event (MetaCompositor *compositor,
XEvent *xevent,
MetaWindow *window);
void meta_compositor_add_window (MetaCompositor *compositor,
MetaWindow *window,
Window xwindow,
XWindowAttributes *attrs);
void meta_compositor_remove_window (MetaCompositor *compositor,
@ -57,23 +46,11 @@ void meta_compositor_manage_screen (MetaCompositor *compositor,
void meta_compositor_unmanage_screen (MetaCompositor *compositor,
MetaScreen *screen);
#if 0
void meta_compositor_minimize (MetaCompositor *compositor,
MetaWindow *window,
int x,
int y,
int width,
int height,
MetaAnimationFinishedFunc finished_cb,
gpointer finished_data);
#endif
void meta_compositor_set_updates (MetaCompositor *compositor,
MetaWindow *window,
gboolean updates);
void
meta_compositor_set_updates (MetaCompositor *compositor,
MetaWindow *window,
gboolean updates);
void
meta_compositor_destroy (MetaCompositor *compositor);
void meta_compositor_destroy (MetaCompositor *compositor);
void meta_compositor_begin_move (MetaCompositor *compositor,
MetaWindow *window,
@ -86,7 +63,7 @@ void meta_compositor_end_move (MetaCompositor *compositor,
MetaWindow *window);
void meta_compositor_free_window (MetaCompositor *compositor,
MetaWindow *window);
void meta_compositor_free_window (MetaCompositor *compositor,
MetaWindow *window);
Pixmap meta_compositor_get_window_pixmap (MetaCompositor *compositor,
MetaWindow *window);
#endif /* META_COMPOSITOR_H */

106
src/display.c
View file

@ -65,6 +65,11 @@
#ifdef HAVE_XCURSOR
#include <X11/Xcursor/Xcursor.h>
#endif
#ifdef HAVE_COMPOSITE_EXTENSIONS
#include <X11/extensions/Xcomposite.h>
#include <X11/extensions/Xdamage.h>
#include <X11/extensions/Xfixes.h>
#endif
#include <string.h>
#define GRAB_OP_IS_WINDOW_SWITCH(g) \
@ -186,10 +191,23 @@ sn_error_trap_pop (SnDisplay *sn_display,
#endif
static void
enable_compositor (MetaDisplay *display)
enable_compositor (MetaDisplay *display,
gboolean composite_windows)
{
GSList *list;
if (!META_DISPLAY_HAS_COMPOSITE (display) ||
!META_DISPLAY_HAS_DAMAGE (display) ||
!META_DISPLAY_HAS_XFIXES (display) ||
!META_DISPLAY_HAS_RENDER (display))
{
meta_warning (_("Missing %s extension required for compositing"),
!META_DISPLAY_HAS_COMPOSITE (display) ? "composite" :
!META_DISPLAY_HAS_DAMAGE (display) ? "damage" :
!META_DISPLAY_HAS_XFIXES (display) ? "xfixes" : "render");
return;
}
if (!display->compositor)
display->compositor = meta_compositor_new (display);
@ -203,7 +221,8 @@ enable_compositor (MetaDisplay *display)
meta_compositor_manage_screen (screen->display->compositor,
screen);
meta_screen_composite_all_windows (screen);
if (composite_windows)
meta_screen_composite_all_windows (screen);
}
}
@ -336,7 +355,7 @@ meta_display_open (void)
"_NET_WM_VISIBLE_ICON_NAME",
"_NET_WM_USER_TIME_WINDOW",
"_NET_WM_ACTION_ABOVE",
"_NET_WM_ACTION_BELOW"
"_NET_WM_ACTION_BELOW",
};
Atom atoms[G_N_ELEMENTS(atom_names)];
@ -398,7 +417,8 @@ meta_display_open (void)
update_window_grab_modifiers (display);
meta_prefs_add_listener (prefs_changed_callback, display);
meta_verbose ("Creating %d atoms\n", G_N_ELEMENTS (atom_names));
XInternAtoms (display->xdisplay, atom_names, G_N_ELEMENTS (atom_names),
False, atoms);
display->atom_net_wm_name = atoms[0];
@ -647,6 +667,69 @@ meta_display_open (void)
meta_verbose ("Not compiled with Render support\n");
#endif /* !HAVE_RENDER */
#ifdef HAVE_COMPOSITE_EXTENSIONS
{
display->have_composite = FALSE;
display->composite_error_base = 0;
display->composite_event_base = 0;
if (!XCompositeQueryExtension (display->xdisplay,
&display->composite_event_base,
&display->composite_error_base))
{
display->composite_error_base = 0;
display->composite_event_base = 0;
}
else
display->have_composite = TRUE;
meta_verbose ("Attempted to init Composite, found error base %d event base %d\n",
display->composite_error_base,
display->composite_event_base);
display->have_damage = FALSE;
display->damage_error_base = 0;
display->damage_event_base = 0;
if (!XDamageQueryExtension (display->xdisplay,
&display->damage_event_base,
&display->damage_error_base))
{
display->damage_error_base = 0;
display->damage_event_base = 0;
}
else
display->have_damage = TRUE;
meta_verbose ("Attempted to init Damage, found error base %d event base %d\n",
display->damage_error_base,
display->damage_event_base);
display->have_xfixes = FALSE;
display->xfixes_error_base = 0;
display->xfixes_event_base = 0;
if (!XFixesQueryExtension (display->xdisplay,
&display->xfixes_event_base,
&display->xfixes_error_base))
{
display->xfixes_error_base = 0;
display->xfixes_event_base = 0;
}
else
display->have_xfixes = TRUE;
meta_verbose ("Attempted to init XFixes, found error base %d event base %d\n",
display->xfixes_error_base,
display->xfixes_event_base);
}
#else /* HAVE_COMPOSITE_EXTENSIONS */
meta_verbose ("Not compiled with Composite support\n");
#endif /* !HAVE_COMPOSITE_EXTENSIONS */
#ifdef HAVE_XCURSOR
{
XcursorSetTheme (display->xdisplay, meta_prefs_get_cursor_theme ());
@ -742,7 +825,13 @@ meta_display_open (void)
meta_display_close (display, timestamp);
return FALSE;
}
/* We don't composite the windows here because they will be composited
faster with the call to meta_screen_manage_all_windows further down
the code */
if (meta_prefs_get_compositing_manager ())
enable_compositor (display, FALSE);
meta_display_grab (display);
/* Now manage all existing windows */
@ -796,9 +885,6 @@ meta_display_open (void)
meta_display_ungrab (display);
if (meta_prefs_get_compositing_manager ())
enable_compositor (display);
/* Done opening new display */
display->display_opening = FALSE;
@ -939,7 +1025,7 @@ meta_display_close (MetaDisplay *display,
meta_display_shutdown_keys (display);
if (display->compositor)
meta_compositor_unref (display->compositor);
meta_compositor_destroy (display->compositor);
g_free (display);
@ -4830,7 +4916,7 @@ prefs_changed_callback (MetaPreference pref,
gboolean cm = meta_prefs_get_compositing_manager ();
if (cm)
enable_compositor (display);
enable_compositor (display, TRUE);
else
disable_compositor (display);
}

22
src/display.h
View file

@ -47,7 +47,7 @@
#define meta_XFree(p) do { if ((p)) XFree ((p)); } while (0)
typedef struct MetaCompositor MetaCompositor;
typedef struct _MetaCompositor MetaCompositor;
typedef struct _MetaDisplay MetaDisplay;
typedef struct _MetaFrame MetaFrame;
typedef struct _MetaKeyBinding MetaKeyBinding;
@ -354,6 +354,14 @@ struct _MetaDisplay
int render_event_base;
int render_error_base;
#endif
#ifdef HAVE_COMPOSITE_EXTENSIONS
int composite_event_base;
int composite_error_base;
int damage_event_base;
int damage_error_base;
int xfixes_event_base;
int xfixes_error_base;
#endif
#ifdef HAVE_XSYNC
unsigned int have_xsync : 1;
#define META_DISPLAY_HAS_XSYNC(display) ((display)->have_xsync)
@ -372,6 +380,18 @@ struct _MetaDisplay
#else
#define META_DISPLAY_HAS_RENDER(display) FALSE
#endif
#ifdef HAVE_COMPOSITE_EXTENSIONS
unsigned int have_composite : 1;
unsigned int have_damage : 1;
unsigned int have_xfixes : 1;
#define META_DISPLAY_HAS_COMPOSITE(display) ((display)->have_composite)
#define META_DISPLAY_HAS_DAMAGE(display) ((display)->have_damage)
#define META_DISPLAY_HAS_XFIXES(display) ((display)->have_xfixes)
#else
#define META_DISPLAY_HAS_COMPOSITE(display) FALSE
#define META_DISPLAY_HAS_DAMAGE(display) FALSE
#define META_DISPLAY_HAS_XFIXES(display) FALSE
#endif
};
/* Xserver time can wraparound, thus comparing two timestamps needs to take

148
src/screen.c
View file

@ -535,7 +535,12 @@ meta_screen_new (MetaDisplay *display,
screen->wm_sn_selection_window = new_wm_sn_owner;
screen->wm_sn_atom = wm_sn_atom;
screen->wm_sn_timestamp = manager_timestamp;
#ifdef HAVE_COMPOSITE_EXTENSIONS
screen->wm_cm_selection_window = meta_create_offscreen_window (xdisplay,
xroot,
NoEventMask);
#endif
screen->work_area_idle = 0;
screen->active_workspace = NULL;
@ -807,9 +812,23 @@ meta_screen_manage_all_windows (MetaScreen *screen)
for (list = windows; list != NULL; list = list->next)
{
WindowInfo *info = list->data;
MetaWindow *window;
meta_window_new_with_attrs (screen->display, info->xwindow, TRUE,
&info->attrs);
window = meta_window_new_with_attrs (screen->display, info->xwindow, TRUE,
&info->attrs);
if (info->xwindow == screen->no_focus_window ||
info->xwindow == screen->flash_window ||
#ifdef HAVE_COMPOSITE_EXTENSIONS
info->xwindow == screen->wm_cm_selection_window ||
#endif
info->xwindow == screen->wm_sn_selection_window) {
meta_verbose ("Not managing our own windows\n");
continue;
}
if (screen->display->compositor)
meta_compositor_add_window (screen->display->compositor, window,
info->xwindow, &info->attrs);
}
meta_stack_thaw (screen->stack);
@ -822,9 +841,12 @@ meta_screen_manage_all_windows (MetaScreen *screen)
void
meta_screen_composite_all_windows (MetaScreen *screen)
{
#ifdef HAVE_COMPOSITE_EXTENSIONS
MetaDisplay *display;
GList *windows, *list;
if (!screen->display->compositor)
display = screen->display;
if (!display->compositor)
return;
windows = list_windows (screen);
@ -835,7 +857,17 @@ meta_screen_composite_all_windows (MetaScreen *screen)
{
WindowInfo *info = list->data;
meta_compositor_add_window (screen->display->compositor,
if (info->xwindow == screen->no_focus_window ||
info->xwindow == screen->flash_window ||
info->xwindow == screen->wm_sn_selection_window ||
info->xwindow == screen->wm_cm_selection_window) {
meta_verbose ("Not managing our own windows\n");
continue;
}
meta_compositor_add_window (display->compositor,
meta_display_lookup_x_window (display,
info->xwindow),
info->xwindow, &info->attrs);
}
@ -843,6 +875,7 @@ meta_screen_composite_all_windows (MetaScreen *screen)
g_list_foreach (windows, (GFunc)g_free, NULL);
g_list_free (windows);
#endif
}
MetaScreen*
@ -1215,6 +1248,49 @@ meta_screen_update_cursor (MetaScreen *screen)
XFreeCursor (screen->display->xdisplay, xcursor);
}
#define MAX_PREVIEW_SIZE 150.0
static GdkPixbuf *
get_window_pixbuf (MetaWindow *window,
int *width,
int *height)
{
Pixmap pmap;
GdkPixbuf *pixbuf, *scaled;
double ratio;
pmap = meta_compositor_get_window_pixmap (window->display->compositor,
window);
if (pmap == None)
return NULL;
pixbuf = meta_ui_get_pixbuf_from_pixmap (pmap);
if (pixbuf == NULL)
return NULL;
*width = gdk_pixbuf_get_width (pixbuf);
*height = gdk_pixbuf_get_height (pixbuf);
/* Scale pixbuf to max dimension MAX_PREVIEW_SIZE */
if (*width > *height)
{
ratio = ((double) *width) / MAX_PREVIEW_SIZE;
*width = (int) MAX_PREVIEW_SIZE;
*height = (int) (((double) *height) / ratio);
}
else
{
ratio = ((double) *height) / MAX_PREVIEW_SIZE;
*height = (int) MAX_PREVIEW_SIZE;
*width = (int) (((double) *width) / ratio);
}
scaled = gdk_pixbuf_scale_simple (pixbuf, *width, *height,
GDK_INTERP_BILINEAR);
g_object_unref (pixbuf);
return scaled;
}
void
meta_screen_ensure_tab_popup (MetaScreen *screen,
MetaTabList list_type,
@ -1247,12 +1323,41 @@ meta_screen_ensure_tab_popup (MetaScreen *screen,
{
MetaWindow *window;
MetaRectangle r;
GdkPixbuf *win_pixbuf;
int width, height;
window = tmp->data;
entries[i].key = (MetaTabEntryKey) window->xwindow;
entries[i].title = window->title;
entries[i].icon = window->icon;
win_pixbuf = get_window_pixbuf (window, &width, &height);
if (win_pixbuf == NULL)
entries[i].icon = g_object_ref (window->icon);
else
{
int icon_width, icon_height, t_width, t_height;
#define ICON_OFFSET 6
icon_width = gdk_pixbuf_get_width (window->icon);
icon_height = gdk_pixbuf_get_height (window->icon);
t_width = width + ICON_OFFSET;
t_height = height + ICON_OFFSET;
entries[i].icon = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
t_width, t_height);
gdk_pixbuf_fill (entries[i].icon, 0x00000000);
gdk_pixbuf_copy_area (win_pixbuf, 0, 0, width, height,
entries[i].icon, 0, 0);
g_object_unref (win_pixbuf);
gdk_pixbuf_composite (window->icon, entries[i].icon,
t_width - icon_width, t_height - icon_height,
icon_width, icon_height,
t_width - icon_width, t_height - icon_height,
1.0, 1.0, GDK_INTERP_BILINEAR, 255);
}
entries[i].blank = FALSE;
entries[i].hidden = !meta_window_showing_on_its_workspace (window);
entries[i].demands_attention = window->wm_state_demands_attention;
@ -1312,6 +1417,10 @@ meta_screen_ensure_tab_popup (MetaScreen *screen,
len,
5, /* FIXME */
TRUE);
for (i = 0; i < len; i++)
g_object_unref (entries[i].icon);
g_free (entries);
g_list_free (tab_list);
@ -2686,3 +2795,28 @@ meta_screen_apply_startup_properties (MetaScreen *screen,
return FALSE;
}
#ifdef HAVE_COMPOSITE_EXTENSIONS
void
meta_screen_set_cm_selection (MetaScreen *screen)
{
char selection[32];
Atom a;
g_snprintf (selection, sizeof(selection), "_NET_WM_CM_S%d", screen->number);
meta_verbose ("Setting selection: %s\n", selection);
a = XInternAtom (screen->display->xdisplay, selection, FALSE);
XSetSelectionOwner (screen->display->xdisplay, a,
screen->wm_cm_selection_window, CurrentTime);
}
void
meta_screen_unset_cm_selection (MetaScreen *screen)
{
char selection[32];
Atom a;
g_snprintf (selection, sizeof(selection), "_NET_WM_CM_S%d", screen->number);
a = XInternAtom (screen->display->xdisplay, selection, FALSE);
XSetSelectionOwner (screen->display->xdisplay, a, None, CurrentTime);
}
#endif /* HAVE_COMPOSITE_EXTENSIONS */

11
src/screen.h
View file

@ -102,7 +102,11 @@ struct _MetaScreen
GSList *startup_sequences;
guint startup_sequence_timeout;
#endif
#ifdef HAVE_COMPOSITE_EXTENSIONS
Window wm_cm_selection_window;
#endif
guint work_area_idle;
int rows_of_workspaces;
@ -211,4 +215,9 @@ gboolean meta_screen_apply_startup_properties (MetaScreen *screen,
MetaWindow *window);
void meta_screen_composite_all_windows (MetaScreen *screen);
#ifdef HAVE_COMPOSITE_EXTENSIONS
void meta_screen_set_cm_selection (MetaScreen *screen);
void meta_screen_unset_cm_selection (MetaScreen *screen);
#endif
#endif

226
src/theme-parser.c
View file

@ -1638,8 +1638,10 @@ parse_geometry_element (GMarkupParseContext *context,
}
}
#if 0
static gboolean
check_expression (const char *expr,
check_expression (PosToken *tokens,
int n_tokens,
gboolean has_object,
MetaTheme *theme,
GMarkupParseContext *context,
@ -1678,7 +1680,7 @@ check_expression (const char *expr,
env.mini_icon_height = 0;
env.theme = theme;
if (!meta_parse_position_expression (expr,
if (!meta_parse_position_expression (tokens, n_tokens,
&env,
&x, &y,
error))
@ -1689,16 +1691,7 @@ check_expression (const char *expr,
return TRUE;
}
static char*
optimize_expression (MetaTheme *theme,
const char *expr)
{
/* We aren't expecting an error here, since we already
* did check_expression
*/
return meta_theme_replace_constants (theme, expr, NULL);
}
#endif
static void
parse_draw_op_element (GMarkupParseContext *context,
@ -1772,6 +1765,7 @@ parse_draw_op_element (GMarkupParseContext *context,
return;
}
#if 0
if (!check_expression (x1, FALSE, info->theme, context, error))
return;
@ -1783,7 +1777,8 @@ parse_draw_op_element (GMarkupParseContext *context,
if (!check_expression (y2, FALSE, info->theme, context, error))
return;
#endif
dash_on_val = 0;
if (dash_on_length &&
!parse_positive_integer (dash_on_length, &dash_on_val, context, info->theme, error))
@ -1812,10 +1807,12 @@ parse_draw_op_element (GMarkupParseContext *context,
op = meta_draw_op_new (META_DRAW_LINE);
op->data.line.color_spec = color_spec;
op->data.line.x1 = optimize_expression (info->theme, x1);
op->data.line.y1 = optimize_expression (info->theme, y1);
op->data.line.x2 = optimize_expression (info->theme, x2);
op->data.line.y2 = optimize_expression (info->theme, y2);
op->data.line.x1 = meta_draw_spec_new (info->theme, x1, NULL);
op->data.line.y1 = meta_draw_spec_new (info->theme, y1, NULL);
op->data.line.x2 = meta_draw_spec_new (info->theme, x2, NULL);
op->data.line.y2 = meta_draw_spec_new (info->theme, y2, NULL);
op->data.line.width = width_val;
op->data.line.dash_on_length = dash_on_val;
op->data.line.dash_off_length = dash_off_val;
@ -1882,6 +1879,7 @@ parse_draw_op_element (GMarkupParseContext *context,
return;
}
#if 0
if (!check_expression (x, FALSE, info->theme, context, error))
return;
@ -1893,6 +1891,7 @@ parse_draw_op_element (GMarkupParseContext *context,
if (!check_expression (height, FALSE, info->theme, context, error))
return;
#endif
filled_val = FALSE;
if (filled && !parse_boolean (filled, &filled_val, context, error))
@ -1911,10 +1910,12 @@ parse_draw_op_element (GMarkupParseContext *context,
op = meta_draw_op_new (META_DRAW_RECTANGLE);
op->data.rectangle.color_spec = color_spec;
op->data.rectangle.x = optimize_expression (info->theme, x);
op->data.rectangle.y = optimize_expression (info->theme, y);
op->data.rectangle.width = optimize_expression (info->theme, width);
op->data.rectangle.height = optimize_expression (info->theme, height);
op->data.rectangle.x = meta_draw_spec_new (info->theme, x, NULL);
op->data.rectangle.y = meta_draw_spec_new (info->theme, y, NULL);
op->data.rectangle.width = meta_draw_spec_new (info->theme, width, NULL);
op->data.rectangle.height = meta_draw_spec_new (info->theme,
height, NULL);
op->data.rectangle.filled = filled_val;
g_assert (info->op_list);
@ -2022,7 +2023,7 @@ parse_draw_op_element (GMarkupParseContext *context,
}
}
#if 0
if (!check_expression (x, FALSE, info->theme, context, error))
return;
@ -2034,6 +2035,7 @@ parse_draw_op_element (GMarkupParseContext *context,
if (!check_expression (height, FALSE, info->theme, context, error))
return;
#endif
if (start_angle == NULL)
{
@ -2078,10 +2080,12 @@ parse_draw_op_element (GMarkupParseContext *context,
op = meta_draw_op_new (META_DRAW_ARC);
op->data.arc.color_spec = color_spec;
op->data.arc.x = optimize_expression (info->theme, x);
op->data.arc.y = optimize_expression (info->theme, y);
op->data.arc.width = optimize_expression (info->theme, width);
op->data.arc.height = optimize_expression (info->theme, height);
op->data.arc.x = meta_draw_spec_new (info->theme, x, NULL);
op->data.arc.y = meta_draw_spec_new (info->theme, y, NULL);
op->data.arc.width = meta_draw_spec_new (info->theme, width, NULL);
op->data.arc.height = meta_draw_spec_new (info->theme, height, NULL);
op->data.arc.filled = filled_val;
op->data.arc.start_angle = start_angle_val;
op->data.arc.extent_angle = extent_angle_val;
@ -2135,6 +2139,7 @@ parse_draw_op_element (GMarkupParseContext *context,
return;
}
#if 0
if (!check_expression (x, FALSE, info->theme, context, error))
return;
@ -2146,13 +2151,13 @@ parse_draw_op_element (GMarkupParseContext *context,
if (!check_expression (height, FALSE, info->theme, context, error))
return;
#endif
op = meta_draw_op_new (META_DRAW_CLIP);
op->data.clip.x = optimize_expression (info->theme, x);
op->data.clip.y = optimize_expression (info->theme, y);
op->data.clip.width = optimize_expression (info->theme, width);
op->data.clip.height = optimize_expression (info->theme, height);
op->data.clip.x = meta_draw_spec_new (info->theme, x, NULL);
op->data.clip.y = meta_draw_spec_new (info->theme, y, NULL);
op->data.clip.width = meta_draw_spec_new (info->theme, width, NULL);
op->data.clip.height = meta_draw_spec_new (info->theme, height, NULL);
g_assert (info->op_list);
@ -2222,7 +2227,7 @@ parse_draw_op_element (GMarkupParseContext *context,
_("No \"alpha\" attribute on element <%s>"), element_name);
return;
}
#if 0
if (!check_expression (x, FALSE, info->theme, context, error))
return;
@ -2234,7 +2239,7 @@ parse_draw_op_element (GMarkupParseContext *context,
if (!check_expression (height, FALSE, info->theme, context, error))
return;
#endif
alpha_spec = NULL;
if (!parse_alpha (alpha, &alpha_spec, context, error))
return;
@ -2256,10 +2261,11 @@ parse_draw_op_element (GMarkupParseContext *context,
op->data.tint.color_spec = color_spec;
op->data.tint.alpha_spec = alpha_spec;
op->data.tint.x = optimize_expression (info->theme, x);
op->data.tint.y = optimize_expression (info->theme, y);
op->data.tint.width = optimize_expression (info->theme, width);
op->data.tint.height = optimize_expression (info->theme, height);
op->data.tint.x = meta_draw_spec_new (info->theme, x, NULL);
op->data.tint.y = meta_draw_spec_new (info->theme, y, NULL);
op->data.tint.width = meta_draw_spec_new (info->theme, width, NULL);
op->data.tint.height = meta_draw_spec_new (info->theme, height, NULL);
g_assert (info->op_list);
@ -2322,6 +2328,7 @@ parse_draw_op_element (GMarkupParseContext *context,
return;
}
#if 0
if (!check_expression (x, FALSE, info->theme, context, error))
return;
@ -2333,7 +2340,8 @@ parse_draw_op_element (GMarkupParseContext *context,
if (!check_expression (height, FALSE, info->theme, context, error))
return;
#endif
type_val = meta_gradient_type_from_string (type);
if (type_val == META_GRADIENT_LAST)
{
@ -2350,10 +2358,12 @@ parse_draw_op_element (GMarkupParseContext *context,
g_assert (info->op == NULL);
info->op = meta_draw_op_new (META_DRAW_GRADIENT);
info->op->data.gradient.x = optimize_expression (info->theme, x);
info->op->data.gradient.y = optimize_expression (info->theme, y);
info->op->data.gradient.width = optimize_expression (info->theme, width);
info->op->data.gradient.height = optimize_expression (info->theme, height);
info->op->data.gradient.x = meta_draw_spec_new (info->theme, x, NULL);
info->op->data.gradient.y = meta_draw_spec_new (info->theme, y, NULL);
info->op->data.gradient.width = meta_draw_spec_new (info->theme,
width, NULL);
info->op->data.gradient.height = meta_draw_spec_new (info->theme,
height, NULL);
info->op->data.gradient.gradient_spec = meta_gradient_spec_new (type_val);
@ -2426,7 +2436,7 @@ parse_draw_op_element (GMarkupParseContext *context,
_("No \"filename\" attribute on element <%s>"), element_name);
return;
}
#if 0
if (!check_expression (x, TRUE, info->theme, context, error))
return;
@ -2438,7 +2448,7 @@ parse_draw_op_element (GMarkupParseContext *context,
if (!check_expression (height, TRUE, info->theme, context, error))
return;
#endif
fill_type_val = META_IMAGE_FILL_SCALE;
if (fill_type)
{
@ -2490,10 +2500,12 @@ parse_draw_op_element (GMarkupParseContext *context,
op->data.image.pixbuf = pixbuf;
op->data.image.colorize_spec = colorize_spec;
op->data.image.x = optimize_expression (info->theme, x);
op->data.image.y = optimize_expression (info->theme, y);
op->data.image.width = optimize_expression (info->theme, width);
op->data.image.height = optimize_expression (info->theme, height);
op->data.image.x = meta_draw_spec_new (info->theme, x, NULL);
op->data.image.y = meta_draw_spec_new (info->theme, y, NULL);
op->data.image.width = meta_draw_spec_new (info->theme, width, NULL);
op->data.image.height = meta_draw_spec_new (info->theme, height, NULL);
op->data.image.alpha_spec = alpha_spec;
op->data.image.fill_type = fill_type_val;
@ -2639,7 +2651,7 @@ parse_draw_op_element (GMarkupParseContext *context,
_("No \"height\" attribute on element <%s>"), element_name);
return;
}
#if 0
if (!check_expression (x, FALSE, info->theme, context, error))
return;
@ -2651,7 +2663,7 @@ parse_draw_op_element (GMarkupParseContext *context,
if (!check_expression (height, FALSE, info->theme, context, error))
return;
#endif
filled_val = TRUE;
if (filled && !parse_boolean (filled, &filled_val, context, error))
return;
@ -2688,10 +2700,12 @@ parse_draw_op_element (GMarkupParseContext *context,
op = meta_draw_op_new (META_DRAW_GTK_ARROW);
op->data.gtk_arrow.x = optimize_expression (info->theme, x);
op->data.gtk_arrow.y = optimize_expression (info->theme, y);
op->data.gtk_arrow.width = optimize_expression (info->theme, width);
op->data.gtk_arrow.height = optimize_expression (info->theme, height);
op->data.gtk_arrow.x = meta_draw_spec_new (info->theme, x, NULL);
op->data.gtk_arrow.y = meta_draw_spec_new (info->theme, y, NULL);
op->data.gtk_arrow.width = meta_draw_spec_new (info->theme, width, NULL);
op->data.gtk_arrow.height = meta_draw_spec_new (info->theme,
height, NULL);
op->data.gtk_arrow.filled = filled_val;
op->data.gtk_arrow.state = state_val;
op->data.gtk_arrow.shadow = shadow_val;
@ -2765,7 +2779,7 @@ parse_draw_op_element (GMarkupParseContext *context,
_("No \"height\" attribute on element <%s>"), element_name);
return;
}
#if 0
if (!check_expression (x, FALSE, info->theme, context, error))
return;
@ -2777,7 +2791,7 @@ parse_draw_op_element (GMarkupParseContext *context,
if (!check_expression (height, FALSE, info->theme, context, error))
return;
#endif
state_val = meta_gtk_state_from_string (state);
if (((int) state_val) == -1)
{
@ -2800,10 +2814,11 @@ parse_draw_op_element (GMarkupParseContext *context,
op = meta_draw_op_new (META_DRAW_GTK_BOX);
op->data.gtk_box.x = optimize_expression (info->theme, x);
op->data.gtk_box.y = optimize_expression (info->theme, y);
op->data.gtk_box.width = optimize_expression (info->theme, width);
op->data.gtk_box.height = optimize_expression (info->theme, height);
op->data.gtk_box.x = meta_draw_spec_new (info->theme, x, NULL);
op->data.gtk_box.y = meta_draw_spec_new (info->theme, y, NULL);
op->data.gtk_box.width = meta_draw_spec_new (info->theme, width, NULL);
op->data.gtk_box.height = meta_draw_spec_new (info->theme, height, NULL);
op->data.gtk_box.state = state_val;
op->data.gtk_box.shadow = shadow_val;
@ -2857,6 +2872,7 @@ parse_draw_op_element (GMarkupParseContext *context,
return;
}
#if 0
if (!check_expression (x, FALSE, info->theme, context, error))
return;
@ -2865,6 +2881,7 @@ parse_draw_op_element (GMarkupParseContext *context,
if (!check_expression (y2, FALSE, info->theme, context, error))
return;
#endif
state_val = meta_gtk_state_from_string (state);
if (((int) state_val) == -1)
@ -2878,9 +2895,10 @@ parse_draw_op_element (GMarkupParseContext *context,
op = meta_draw_op_new (META_DRAW_GTK_VLINE);
op->data.gtk_vline.x = optimize_expression (info->theme, x);
op->data.gtk_vline.y1 = optimize_expression (info->theme, y1);
op->data.gtk_vline.y2 = optimize_expression (info->theme, y2);
op->data.gtk_vline.x = meta_draw_spec_new (info->theme, x, NULL);
op->data.gtk_vline.y1 = meta_draw_spec_new (info->theme, y1, NULL);
op->data.gtk_vline.y2 = meta_draw_spec_new (info->theme, y2, NULL);
op->data.gtk_vline.state = state_val;
g_assert (info->op_list);
@ -2937,7 +2955,7 @@ parse_draw_op_element (GMarkupParseContext *context,
_("No \"height\" attribute on element <%s>"), element_name);
return;
}
#if 0
if (!check_expression (x, FALSE, info->theme, context, error))
return;
@ -2949,7 +2967,7 @@ parse_draw_op_element (GMarkupParseContext *context,
if (!check_expression (height, FALSE, info->theme, context, error))
return;
#endif
fill_type_val = META_IMAGE_FILL_SCALE;
if (fill_type)
{
@ -2969,11 +2987,12 @@ parse_draw_op_element (GMarkupParseContext *context,
return;
op = meta_draw_op_new (META_DRAW_ICON);
op->data.icon.x = meta_draw_spec_new (info->theme, x, NULL);
op->data.icon.y = meta_draw_spec_new (info->theme, y, NULL);
op->data.icon.width = meta_draw_spec_new (info->theme, width, NULL);
op->data.icon.height = meta_draw_spec_new (info->theme, height, NULL);
op->data.icon.x = optimize_expression (info->theme, x);
op->data.icon.y = optimize_expression (info->theme, y);
op->data.icon.width = optimize_expression (info->theme, width);
op->data.icon.height = optimize_expression (info->theme, height);
op->data.icon.alpha_spec = alpha_spec;
op->data.icon.fill_type = fill_type_val;
@ -3019,12 +3038,14 @@ parse_draw_op_element (GMarkupParseContext *context,
return;
}
#if 0
if (!check_expression (x, FALSE, info->theme, context, error))
return;
if (!check_expression (y, FALSE, info->theme, context, error))
return;
#endif
/* Check last so we don't have to free it when other
* stuff fails
*/
@ -3038,8 +3059,9 @@ parse_draw_op_element (GMarkupParseContext *context,
op = meta_draw_op_new (META_DRAW_TITLE);
op->data.title.color_spec = color_spec;
op->data.title.x = optimize_expression (info->theme, x);
op->data.title.y = optimize_expression (info->theme, y);
op->data.title.x = meta_draw_spec_new (info->theme, x, NULL);
op->data.title.y = meta_draw_spec_new (info->theme, y, NULL);
g_assert (info->op_list);
@ -3075,7 +3097,7 @@ parse_draw_op_element (GMarkupParseContext *context,
/* x/y/width/height default to 0,0,width,height - should
* probably do this for all the draw ops
*/
#if 0
if (x && !check_expression (x, FALSE, info->theme, context, error))
return;
@ -3087,6 +3109,7 @@ parse_draw_op_element (GMarkupParseContext *context,
if (height && !check_expression (height, FALSE, info->theme, context, error))
return;
#endif
op_list = meta_theme_lookup_draw_op_list (info->theme,
name);
@ -3115,15 +3138,16 @@ parse_draw_op_element (GMarkupParseContext *context,
meta_draw_op_list_ref (op_list);
op->data.op_list.op_list = op_list;
op->data.op_list.x = x ? optimize_expression (info->theme, x) :
g_strdup ("0");
op->data.op_list.y = y ? optimize_expression (info->theme, y) :
g_strdup ("0");
op->data.op_list.width = width ? optimize_expression (info->theme, width) :
g_strdup ("width");
op->data.op_list.height = height ? optimize_expression (info->theme, height) :
g_strdup ("height");
op->data.op_list.x = meta_draw_spec_new (info->theme, x ? x : "0", NULL);
op->data.op_list.y = meta_draw_spec_new (info->theme, y ? y : "0", NULL);
op->data.op_list.width = meta_draw_spec_new (info->theme,
width ? width : "width",
NULL);
op->data.op_list.height = meta_draw_spec_new (info->theme,
height ? height : "height",
NULL);
meta_draw_op_list_append (info->op_list, op);
push_state (info, STATE_INCLUDE);
@ -3176,6 +3200,7 @@ parse_draw_op_element (GMarkupParseContext *context,
}
/* These default to 0 */
#if 0
if (tile_xoffset && !check_expression (tile_xoffset, FALSE, info->theme, context, error))
return;
@ -3185,7 +3210,6 @@ parse_draw_op_element (GMarkupParseContext *context,
/* x/y/width/height default to 0,0,width,height - should
* probably do this for all the draw ops
*/
if (x && !check_expression (x, FALSE, info->theme, context, error))
return;
@ -3203,7 +3227,7 @@ parse_draw_op_element (GMarkupParseContext *context,
if (!check_expression (tile_height, FALSE, info->theme, context, error))
return;
#endif
op_list = meta_theme_lookup_draw_op_list (info->theme,
name);
if (op_list == NULL)
@ -3230,23 +3254,25 @@ parse_draw_op_element (GMarkupParseContext *context,
op = meta_draw_op_new (META_DRAW_TILE);
meta_draw_op_list_ref (op_list);
op->data.tile.x = meta_draw_spec_new (info->theme, x ? x : "0", NULL);
op->data.tile.y = meta_draw_spec_new (info->theme, y ? y : "0", NULL);
op->data.tile.width = meta_draw_spec_new (info->theme,
width ? width : "width",
NULL);
op->data.tile.height = meta_draw_spec_new (info->theme,
height ? height : "height",
NULL);
op->data.tile.tile_xoffset = meta_draw_spec_new (info->theme,
tile_xoffset ? tile_xoffset : "0",
NULL);
op->data.tile.tile_yoffset = meta_draw_spec_new (info->theme,
tile_yoffset ? tile_yoffset : "0",
NULL);
op->data.tile.tile_width = meta_draw_spec_new (info->theme, tile_width, NULL);
op->data.tile.tile_height = meta_draw_spec_new (info->theme, tile_height, NULL);
op->data.tile.op_list = op_list;
op->data.tile.x = x ? optimize_expression (info->theme, x) :
g_strdup ("0");
op->data.tile.y = y ? optimize_expression (info->theme, y) :
g_strdup ("0");
op->data.tile.width = width ? optimize_expression (info->theme, width) :
g_strdup ("width");
op->data.tile.height = height ? optimize_expression (info->theme, height) :
g_strdup ("height");
op->data.tile.tile_xoffset = tile_xoffset ?
optimize_expression (info->theme, tile_xoffset) :
g_strdup ("0");
op->data.tile.tile_yoffset = tile_yoffset ?
optimize_expression (info->theme, tile_yoffset) :
g_strdup ("0");
op->data.tile.tile_width = optimize_expression (info->theme, tile_width);
op->data.tile.tile_height = optimize_expression (info->theme, tile_height);
meta_draw_op_list_append (info->op_list, op);

16
src/theme-viewer.c
View file

@ -1175,6 +1175,7 @@ static const PositionExpressionTest position_expression_tests[] = {
static void
run_position_expression_tests (void)
{
#if 0
int i;
MetaPositionExprEnv env;
@ -1184,6 +1185,8 @@ run_position_expression_tests (void)
GError *err;
gboolean retval;
const PositionExpressionTest *test;
PosToken *tokens;
int n_tokens;
int x, y;
test = &position_expression_tests[i];
@ -1210,10 +1213,13 @@ run_position_expression_tests (void)
env.mini_icon_height = 16;
env.theme = NULL;
retval = meta_parse_position_expression (test->expr,
&env,
&x, &y,
&err);
if (err == NULL)
{
retval = meta_parse_position_expression (tokens, n_tokens,
&env,
&x, &y,
&err);
}
if (retval && err)
g_error (_("position expression test returned TRUE but set error"));
@ -1243,8 +1249,10 @@ run_position_expression_tests (void)
if (err)
g_error_free (err);
meta_pos_tokens_free (tokens, n_tokens);
++i;
}
#endif
}
#if 0

724
src/theme.c
View file

@ -60,6 +60,8 @@ static void hls_to_rgb (gdouble *h,
gdouble *l,
gdouble *s);
static MetaTheme *meta_current_theme = NULL;
static GdkPixbuf *
colorize_pixbuf (GdkPixbuf *orig,
GdkColor *new_color)
@ -1167,6 +1169,7 @@ meta_color_spec_new_from_string (const char *str,
spec->data.blend.alpha = alpha;
spec->data.blend.background = bg;
spec->data.blend.foreground = fg;
spec->data.blend.color_set = FALSE;
}
else if (str[0] == 's' && str[1] == 'h' && str[2] == 'a' && str[3] == 'd' &&
str[4] == 'e' && str[5] == '/')
@ -1225,6 +1228,7 @@ meta_color_spec_new_from_string (const char *str,
spec = meta_color_spec_new (META_COLOR_SPEC_SHADE);
spec->data.shade.factor = factor;
spec->data.shade.base = base;
spec->data.shade.color_set = FALSE;
}
else
{
@ -1312,49 +1316,38 @@ meta_color_spec_render (MetaColorSpec *spec,
{
GdkColor bg, fg;
meta_color_spec_render (spec->data.blend.background, widget, &bg);
meta_color_spec_render (spec->data.blend.foreground, widget, &fg);
if (spec->data.blend.color_set == FALSE)
{
meta_color_spec_render (spec->data.blend.background, widget, &bg);
meta_color_spec_render (spec->data.blend.foreground, widget, &fg);
color_composite (&bg, &fg, spec->data.blend.alpha, color);
color_composite (&bg, &fg, spec->data.blend.alpha,
&spec->data.blend.color);
spec->data.blend.color_set = TRUE;
}
*color = spec->data.blend.color;
}
break;
case META_COLOR_SPEC_SHADE:
{
GdkColor base;
meta_color_spec_render (spec->data.shade.base, widget, &base);
gtk_style_shade (&base, &base, spec->data.shade.factor);
if (spec->data.shade.color_set == FALSE)
{
meta_color_spec_render (spec->data.shade.base, widget,
&spec->data.shade.color);
gtk_style_shade (&spec->data.shade.color,
&spec->data.shade.color, spec->data.shade.factor);
spec->data.shade.color_set = TRUE;
}
*color = base;
*color = spec->data.shade.color;
}
break;
}
}
typedef enum
{
POS_TOKEN_INT,
POS_TOKEN_DOUBLE,
POS_TOKEN_OPERATOR,
POS_TOKEN_VARIABLE,
POS_TOKEN_OPEN_PAREN,
POS_TOKEN_CLOSE_PAREN
} PosTokenType;
typedef enum
{
POS_OP_NONE,
POS_OP_ADD,
POS_OP_SUBTRACT,
POS_OP_MULTIPLY,
POS_OP_DIVIDE,
POS_OP_MOD,
POS_OP_MAX,
POS_OP_MIN
} PosOperatorType;
static const char*
op_name (PosOperatorType type)
{
@ -1429,33 +1422,6 @@ op_from_string (const char *p,
return POS_OP_NONE;
}
typedef struct
{
PosTokenType type;
union
{
struct {
int val;
} i;
struct {
double val;
} d;
struct {
PosOperatorType op;
} o;
struct {
char *name;
} v;
} d;
} PosToken;
static void
free_tokens (PosToken *tokens,
int n_tokens)
@ -1550,6 +1516,46 @@ parse_number (const char *p,
#define IS_VARIABLE_CHAR(c) (g_ascii_isalpha ((c)) || (c) == '_')
#if 0
static void
debug_print_tokens (PosToken *tokens,
int n_tokens)
{
int i;
for (i = 0; i < n_tokens; i++)
{
PosToken *t = &tokens[i];
g_print (" ");
switch (t->type)
{
case POS_TOKEN_INT:
g_print ("\"%d\"", t->d.i.val);
break;
case POS_TOKEN_DOUBLE:
g_print ("\"%g\"", t->d.d.val);
break;
case POS_TOKEN_OPEN_PAREN:
g_print ("\"(\"");
break;
case POS_TOKEN_CLOSE_PAREN:
g_print ("\")\"");
break;
case POS_TOKEN_VARIABLE:
g_print ("\"%s\"", t->d.v.name);
break;
case POS_TOKEN_OPERATOR:
g_print ("\"%s\"", op_name (t->d.o.op));
break;
}
}
g_print ("\n");
}
#endif
static gboolean
pos_tokenize (const char *expr,
PosToken **tokens_p,
@ -1675,46 +1681,6 @@ pos_tokenize (const char *expr,
return FALSE;
}
#if 0
static void
debug_print_tokens (PosToken *tokens,
int n_tokens)
{
int i;
for (i = 0; i < n_tokens; i++)
{
PosToken *t = &tokens[i];
g_print (" ");
switch (t->type)
{
case POS_TOKEN_INT:
g_print ("\"%d\"", t->d.i.val);
break;
case POS_TOKEN_DOUBLE:
g_print ("\"%g\"", t->d.d.val);
break;
case POS_TOKEN_OPEN_PAREN:
g_print ("\"(\"");
break;
case POS_TOKEN_CLOSE_PAREN:
g_print ("\")\"");
break;
case POS_TOKEN_VARIABLE:
g_print ("\"%s\"", t->d.v.name);
break;
case POS_TOKEN_OPERATOR:
g_print ("\"%s\"", op_name (t->d.o.op));
break;
}
}
g_print ("\n");
}
#endif
typedef enum
{
POS_EXPR_INT,
@ -2010,6 +1976,100 @@ do_operations (PosExpr *exprs,
return TRUE;
}
static gboolean
pos_eval_get_variable (PosToken *t,
int *result,
const MetaPositionExprEnv *env,
GError **err)
{
/* In certain circumstances (when the theme parser is used outside
of metacity) env->theme will be NULL so we run the slow variable search */
if (env->theme)
{
if (t->d.v.name_quark == env->theme->quark_width)
*result = env->rect.width;
else if (t->d.v.name_quark == env->theme->quark_height)
*result = env->rect.height;
else if (env->object_width >= 0 &&
t->d.v.name_quark == env->theme->quark_object_width)
*result = env->object_width;
else if (env->object_height >= 0 &&
t->d.v.name_quark == env->theme->quark_object_height)
*result = env->object_height;
else if (t->d.v.name_quark == env->theme->quark_left_width)
*result = env->left_width;
else if (t->d.v.name_quark == env->theme->quark_right_width)
*result = env->right_width;
else if (t->d.v.name_quark == env->theme->quark_top_height)
*result = env->top_height;
else if (t->d.v.name_quark == env->theme->quark_bottom_height)
*result = env->bottom_height;
else if (t->d.v.name_quark == env->theme->quark_mini_icon_width)
*result = env->mini_icon_width;
else if (t->d.v.name_quark == env->theme->quark_mini_icon_height)
*result = env->mini_icon_height;
else if (t->d.v.name_quark == env->theme->quark_icon_width)
*result = env->icon_width;
else if (t->d.v.name_quark == env->theme->quark_icon_height)
*result = env->icon_height;
else if (t->d.v.name_quark == env->theme->quark_title_width)
*result = env->title_width;
else if (t->d.v.name_quark == env->theme->quark_title_height)
*result = env->title_height;
else
{
g_set_error (err, META_THEME_ERROR,
META_THEME_ERROR_UNKNOWN_VARIABLE,
_("Coordinate expression had unknown variable or constant \"%s\""),
t->d.v.name);
return FALSE;
}
}
else
{
if (strcmp (t->d.v.name, "width") == 0)
*result = env->rect.width;
else if (strcmp (t->d.v.name, "height") == 0)
*result = env->rect.height;
else if (env->object_width >= 0 &&
strcmp (t->d.v.name, "object_width") == 0)
*result = env->object_width;
else if (env->object_height >= 0 &&
strcmp (t->d.v.name, "object_height") == 0)
*result = env->object_height;
else if (strcmp (t->d.v.name, "left_width") == 0)
*result = env->left_width;
else if (strcmp (t->d.v.name, "right_width") == 0)
*result = env->right_width;
else if (strcmp (t->d.v.name, "top_height") == 0)
*result = env->top_height;
else if (strcmp (t->d.v.name, "bottom_height") == 0)
*result = env->bottom_height;
else if (strcmp (t->d.v.name, "mini_icon_width") == 0)
*result = env->mini_icon_width;
else if (strcmp (t->d.v.name, "mini_icon_height") == 0)
*result = env->mini_icon_height;
else if (strcmp (t->d.v.name, "icon_width") == 0)
*result = env->icon_width;
else if (strcmp (t->d.v.name, "icon_height") == 0)
*result = env->icon_height;
else if (strcmp (t->d.v.name, "title_width") == 0)
*result = env->title_width;
else if (strcmp (t->d.v.name, "title_height") == 0)
*result = env->title_height;
else
{
g_set_error (err, META_THEME_ERROR,
META_THEME_ERROR_UNKNOWN_VARIABLE,
_("Coordinate expression had unknown variable or constant \"%s\""),
t->d.v.name);
return FALSE;
}
}
return TRUE;
}
static gboolean
pos_eval_helper (PosToken *tokens,
int n_tokens,
@ -2024,13 +2084,10 @@ pos_eval_helper (PosToken *tokens,
int i;
PosExpr exprs[MAX_EXPRS];
int n_exprs;
int ival;
double dval;
int precedence;
#if 0
g_print ("Pos eval helper on %d tokens:\n", n_tokens);
debug_print_tokens (tokens, n_tokens);
#endif
/* Our first goal is to get a list of PosExpr, essentially
@ -2087,62 +2144,9 @@ pos_eval_helper (PosToken *tokens,
* in a hash, maybe keep width/height out
* for optimization purposes
*/
if (strcmp (t->d.v.name, "width") == 0)
exprs[n_exprs].d.int_val = env->rect.width;
else if (strcmp (t->d.v.name, "height") == 0)
exprs[n_exprs].d.int_val = env->rect.height;
else if (env->object_width >= 0 &&
strcmp (t->d.v.name, "object_width") == 0)
exprs[n_exprs].d.int_val = env->object_width;
else if (env->object_height >= 0 &&
strcmp (t->d.v.name, "object_height") == 0)
exprs[n_exprs].d.int_val = env->object_height;
else if (strcmp (t->d.v.name, "left_width") == 0)
exprs[n_exprs].d.int_val = env->left_width;
else if (strcmp (t->d.v.name, "right_width") == 0)
exprs[n_exprs].d.int_val = env->right_width;
else if (strcmp (t->d.v.name, "top_height") == 0)
exprs[n_exprs].d.int_val = env->top_height;
else if (strcmp (t->d.v.name, "bottom_height") == 0)
exprs[n_exprs].d.int_val = env->bottom_height;
else if (strcmp (t->d.v.name, "mini_icon_width") == 0)
exprs[n_exprs].d.int_val = env->mini_icon_width;
else if (strcmp (t->d.v.name, "mini_icon_height") == 0)
exprs[n_exprs].d.int_val = env->mini_icon_height;
else if (strcmp (t->d.v.name, "icon_width") == 0)
exprs[n_exprs].d.int_val = env->icon_width;
else if (strcmp (t->d.v.name, "icon_height") == 0)
exprs[n_exprs].d.int_val = env->icon_height;
else if (strcmp (t->d.v.name, "title_width") == 0)
exprs[n_exprs].d.int_val = env->title_width;
else if (strcmp (t->d.v.name, "title_height") == 0)
exprs[n_exprs].d.int_val = env->title_height;
/* In practice we only hit this code on initial theme
* parse; after that we always optimize constants away
*/
else if (env->theme &&
meta_theme_lookup_int_constant (env->theme,
t->d.v.name,
&ival))
{
exprs[n_exprs].d.int_val = ival;
}
else if (env->theme &&
meta_theme_lookup_float_constant (env->theme,
t->d.v.name,
&dval))
{
exprs[n_exprs].type = POS_EXPR_DOUBLE;
exprs[n_exprs].d.double_val = dval;
}
else
{
g_set_error (err, META_THEME_ERROR,
META_THEME_ERROR_UNKNOWN_VARIABLE,
_("Coordinate expression had unknown variable or constant \"%s\""),
t->d.v.name);
return FALSE;
}
if (!pos_eval_get_variable (t, &exprs[n_exprs].d.int_val, env, err))
return FALSE;
++n_exprs;
break;
@ -2232,8 +2236,7 @@ pos_eval_helper (PosToken *tokens,
* so very not worth fooling with bison, yet so very painful by hand.
*/
static gboolean
pos_eval (PosToken *tokens,
int n_tokens,
pos_eval (MetaDrawSpec *spec,
const MetaPositionExprEnv *env,
int *val_p,
GError **err)
@ -2242,7 +2245,7 @@ pos_eval (PosToken *tokens,
*val_p = 0;
if (pos_eval_helper (tokens, n_tokens, env, &expr, err))
if (pos_eval_helper (spec->tokens, spec->n_tokens, env, &expr, err))
{
switch (expr.type)
{
@ -2269,7 +2272,7 @@ pos_eval (PosToken *tokens,
*/
gboolean
meta_parse_position_expression (const char *expr,
meta_parse_position_expression (MetaDrawSpec *spec,
const MetaPositionExprEnv *env,
int *x_return,
int *y_return,
@ -2281,73 +2284,55 @@ meta_parse_position_expression (const char *expr,
* optionally "object_width" and object_height". Negative numbers
* aren't allowed.
*/
PosToken *tokens;
int n_tokens;
int val;
if (!pos_tokenize (expr, &tokens, &n_tokens, err))
{
g_assert (err == NULL || *err != NULL);
return FALSE;
}
#if 0
g_print ("Tokenized \"%s\" to --->\n", expr);
debug_print_tokens (tokens, n_tokens);
#endif
if (pos_eval (tokens, n_tokens, env, &val, err))
{
if (x_return)
*x_return = env->rect.x + val;
if (y_return)
*y_return = env->rect.y + val;
free_tokens (tokens, n_tokens);
return TRUE;
}
if (spec->constant)
val = spec->value;
else
{
g_assert (err == NULL || *err != NULL);
free_tokens (tokens, n_tokens);
return FALSE;
if (pos_eval (spec, env, &spec->value, err) == FALSE)
{
g_assert (err == NULL || *err != NULL);
return FALSE;
}
val = spec->value;
}
if (x_return)
*x_return = env->rect.x + val;
if (y_return)
*y_return = env->rect.y + val;
return TRUE;
}
gboolean
meta_parse_size_expression (const char *expr,
meta_parse_size_expression (MetaDrawSpec *spec,
const MetaPositionExprEnv *env,
int *val_return,
GError **err)
{
PosToken *tokens;
int n_tokens;
int val;
if (!pos_tokenize (expr, &tokens, &n_tokens, err))
if (spec->constant)
val = spec->value;
else
{
g_assert (err == NULL || *err != NULL);
return FALSE;
if (pos_eval (spec, env, &spec->value, err) == FALSE)
{
g_assert (err == NULL || *err != NULL);
return FALSE;
}
val = spec->value;
}
#if 0
g_print ("Tokenized \"%s\" to --->\n", expr);
debug_print_tokens (tokens, n_tokens);
#endif
if (val_return)
*val_return = MAX (val, 1); /* require that sizes be at least 1x1 */
if (pos_eval (tokens, n_tokens, env, &val, err))
{
if (val_return)
*val_return = MAX (val, 1); /* require that sizes be at least 1x1 */
free_tokens (tokens, n_tokens);
return TRUE;
}
else
{
g_assert (err == NULL || *err != NULL);
free_tokens (tokens, n_tokens);
return FALSE;
}
return TRUE;
}
/* To do this we tokenize, replace variable tokens
@ -2356,85 +2341,71 @@ meta_parse_size_expression (const char *expr,
* lookups to eval them. Obviously it's a tradeoff that
* slows down theme load times.
*/
char*
gboolean
meta_theme_replace_constants (MetaTheme *theme,
const char *expr,
PosToken *tokens,
int n_tokens,
GError **err)
{
PosToken *tokens;
int n_tokens;
int i;
GString *str;
char buf[G_ASCII_DTOSTR_BUF_SIZE];
double dval;
int ival;
gboolean is_constant = TRUE;
if (!pos_tokenize (expr, &tokens, &n_tokens, err))
{
g_assert (err == NULL || *err != NULL);
return NULL;
}
#if 0
g_print ("Tokenized \"%s\" to --->\n", expr);
debug_print_tokens (tokens, n_tokens);
#endif
str = g_string_new (NULL);
/* Loop through tokenized string looking for variables to replace */
for (i = 0; i < n_tokens; i++)
{
PosToken *t = &tokens[i];
/* spaces so we don't accidentally merge variables
* or anything like that
*/
if (i > 0)
g_string_append_c (str, ' ');
switch (t->type)
if (t->type == POS_TOKEN_VARIABLE)
{
case POS_TOKEN_INT:
g_string_append_printf (str, "%d", t->d.i.val);
break;
case POS_TOKEN_DOUBLE:
g_ascii_formatd (buf, G_ASCII_DTOSTR_BUF_SIZE,
"%g", t->d.d.val);
g_string_append (str, buf);
break;
case POS_TOKEN_OPEN_PAREN:
g_string_append_c (str, '(');
break;
case POS_TOKEN_CLOSE_PAREN:
g_string_append_c (str, ')');
break;
case POS_TOKEN_VARIABLE:
if (meta_theme_lookup_int_constant (theme, t->d.v.name, &ival))
g_string_append_printf (str, "%d", ival);
{
t->type = POS_TOKEN_INT;
t->d.i.val = ival;
}
else if (meta_theme_lookup_float_constant (theme, t->d.v.name, &dval))
{
g_ascii_formatd (buf, G_ASCII_DTOSTR_BUF_SIZE,
"%g", dval);
g_string_append (str, buf);
t->type = POS_TOKEN_DOUBLE;
t->d.d.val = dval;
}
else
else
{
g_string_append (str, t->d.v.name);
/* If we've found a variable that cannot be replaced then the
expression is not a constant expression and we want to
replace it with a GQuark */
t->d.v.name_quark = g_quark_from_string (t->d.v.name);
is_constant = FALSE;
}
break;
case POS_TOKEN_OPERATOR:
g_string_append (str, op_name (t->d.o.op));
break;
}
}
return is_constant;
}
static int
parse_x_position_unchecked (MetaDrawSpec *spec,
const MetaPositionExprEnv *env)
{
int retval;
GError *error;
retval = 0;
error = NULL;
if (!meta_parse_position_expression (spec, env, &retval, NULL, &error))
{
meta_warning (_("Theme contained an expression that resulted in an error: %s\n"),
error->message);
g_error_free (error);
}
free_tokens (tokens, n_tokens);
return g_string_free (str, FALSE);
return retval;
}
static int
parse_x_position_unchecked (const char *expr,
parse_y_position_unchecked (MetaDrawSpec *spec,
const MetaPositionExprEnv *env)
{
int retval;
@ -2442,12 +2413,10 @@ parse_x_position_unchecked (const char *expr,
retval = 0;
error = NULL;
if (!meta_parse_position_expression (expr, env,
&retval, NULL,
&error))
if (!meta_parse_position_expression (spec, env, NULL, &retval, &error))
{
meta_warning (_("Theme contained an expression \"%s\" that resulted in an error: %s\n"),
expr, error->message);
meta_warning (_("Theme contained an expression that resulted in an error: %s\n"),
error->message);
g_error_free (error);
}
@ -2456,29 +2425,7 @@ parse_x_position_unchecked (const char *expr,
}
static int
parse_y_position_unchecked (const char *expr,
const MetaPositionExprEnv *env)
{
int retval;
GError *error;
retval = 0;
error = NULL;
if (!meta_parse_position_expression (expr, env,
NULL, &retval,
&error))
{
meta_warning (_("Theme contained an expression \"%s\" that resulted in an error: %s\n"),
expr, error->message);
g_error_free (error);
}
return retval;
}
static int
parse_size_unchecked (const char *expr,
parse_size_unchecked (MetaDrawSpec *spec,
MetaPositionExprEnv *env)
{
int retval;
@ -2486,11 +2433,10 @@ parse_size_unchecked (const char *expr,
retval = 0;
error = NULL;
if (!meta_parse_size_expression (expr, env,
&retval, &error))
if (!meta_parse_size_expression (spec, env, &retval, &error))
{
meta_warning (_("Theme contained an expression \"%s\" that resulted in an error: %s\n"),
expr, error->message);
meta_warning (_("Theme contained an expression that resulted in an error: %s\n"),
error->message);
g_error_free (error);
}
@ -2498,6 +2444,41 @@ parse_size_unchecked (const char *expr,
return retval;
}
void
meta_draw_spec_free (MetaDrawSpec *spec)
{
free_tokens (spec->tokens, spec->n_tokens);
g_slice_free (MetaDrawSpec, spec);
}
MetaDrawSpec *
meta_draw_spec_new (MetaTheme *theme,
const char *expr,
GError **error)
{
MetaDrawSpec *spec;
spec = g_slice_new0 (MetaDrawSpec);
pos_tokenize (expr, &spec->tokens, &spec->n_tokens, NULL);
spec->constant = meta_theme_replace_constants (theme, spec->tokens,
spec->n_tokens, NULL);
if (spec->constant)
{
gboolean result;
result = pos_eval (spec, NULL, &spec->value, error);
if (result == FALSE)
{
meta_draw_spec_free (spec);
return NULL;
}
}
return spec;
}
MetaDrawOp*
meta_draw_op_new (MetaDrawType type)
{
@ -2581,130 +2562,145 @@ meta_draw_op_free (MetaDrawOp *op)
case META_DRAW_LINE:
if (op->data.line.color_spec)
meta_color_spec_free (op->data.line.color_spec);
g_free (op->data.line.x1);
g_free (op->data.line.y1);
g_free (op->data.line.x2);
g_free (op->data.line.y2);
meta_draw_spec_free (op->data.line.x1);
meta_draw_spec_free (op->data.line.y1);
meta_draw_spec_free (op->data.line.x2);
meta_draw_spec_free (op->data.line.y2);
break;
case META_DRAW_RECTANGLE:
if (op->data.rectangle.color_spec)
g_free (op->data.rectangle.color_spec);
g_free (op->data.rectangle.x);
g_free (op->data.rectangle.y);
g_free (op->data.rectangle.width);
g_free (op->data.rectangle.height);
meta_draw_spec_free (op->data.rectangle.x);
meta_draw_spec_free (op->data.rectangle.y);
meta_draw_spec_free (op->data.rectangle.width);
meta_draw_spec_free (op->data.rectangle.height);
break;
case META_DRAW_ARC:
if (op->data.arc.color_spec)
g_free (op->data.arc.color_spec);
g_free (op->data.arc.x);
g_free (op->data.arc.y);
g_free (op->data.arc.width);
g_free (op->data.arc.height);
meta_draw_spec_free (op->data.arc.x);
meta_draw_spec_free (op->data.arc.y);
meta_draw_spec_free (op->data.arc.width);
meta_draw_spec_free (op->data.arc.height);
break;
case META_DRAW_CLIP:
g_free (op->data.clip.x);
g_free (op->data.clip.y);
g_free (op->data.clip.width);
g_free (op->data.clip.height);
meta_draw_spec_free (op->data.clip.x);
meta_draw_spec_free (op->data.clip.y);
meta_draw_spec_free (op->data.clip.width);
meta_draw_spec_free (op->data.clip.height);
break;
case META_DRAW_TINT:
if (op->data.tint.color_spec)
meta_color_spec_free (op->data.tint.color_spec);
if (op->data.tint.alpha_spec)
meta_alpha_gradient_spec_free (op->data.tint.alpha_spec);
g_free (op->data.tint.x);
g_free (op->data.tint.y);
g_free (op->data.tint.width);
g_free (op->data.tint.height);
meta_draw_spec_free (op->data.tint.x);
meta_draw_spec_free (op->data.tint.y);
meta_draw_spec_free (op->data.tint.width);
meta_draw_spec_free (op->data.tint.height);
break;
case META_DRAW_GRADIENT:
if (op->data.gradient.gradient_spec)
meta_gradient_spec_free (op->data.gradient.gradient_spec);
if (op->data.gradient.alpha_spec)
meta_alpha_gradient_spec_free (op->data.gradient.alpha_spec);
g_free (op->data.gradient.x);
g_free (op->data.gradient.y);
g_free (op->data.gradient.width);
g_free (op->data.gradient.height);
meta_draw_spec_free (op->data.gradient.x);
meta_draw_spec_free (op->data.gradient.y);
meta_draw_spec_free (op->data.gradient.width);
meta_draw_spec_free (op->data.gradient.height);
break;
case META_DRAW_IMAGE:
if (op->data.image.alpha_spec)
meta_alpha_gradient_spec_free (op->data.image.alpha_spec);
if (op->data.image.pixbuf)
g_object_unref (G_OBJECT (op->data.image.pixbuf));
if (op->data.image.colorize_spec)
meta_color_spec_free (op->data.image.colorize_spec);
if (op->data.image.colorize_cache_pixbuf)
g_object_unref (G_OBJECT (op->data.image.colorize_cache_pixbuf));
g_free (op->data.image.x);
g_free (op->data.image.y);
g_free (op->data.image.width);
g_free (op->data.image.height);
meta_draw_spec_free (op->data.image.x);
meta_draw_spec_free (op->data.image.y);
meta_draw_spec_free (op->data.image.width);
meta_draw_spec_free (op->data.image.height);
break;
case META_DRAW_GTK_ARROW:
g_free (op->data.gtk_arrow.x);
g_free (op->data.gtk_arrow.y);
g_free (op->data.gtk_arrow.width);
g_free (op->data.gtk_arrow.height);
meta_draw_spec_free (op->data.gtk_arrow.x);
meta_draw_spec_free (op->data.gtk_arrow.y);
meta_draw_spec_free (op->data.gtk_arrow.width);
meta_draw_spec_free (op->data.gtk_arrow.height);
break;
case META_DRAW_GTK_BOX:
g_free (op->data.gtk_box.x);
g_free (op->data.gtk_box.y);
g_free (op->data.gtk_box.width);
g_free (op->data.gtk_box.height);
meta_draw_spec_free (op->data.gtk_box.x);
meta_draw_spec_free (op->data.gtk_box.y);
meta_draw_spec_free (op->data.gtk_box.width);
meta_draw_spec_free (op->data.gtk_box.height);
break;
case META_DRAW_GTK_VLINE:
g_free (op->data.gtk_vline.x);
g_free (op->data.gtk_vline.y1);
g_free (op->data.gtk_vline.y2);
meta_draw_spec_free (op->data.gtk_vline.x);
meta_draw_spec_free (op->data.gtk_vline.y1);
meta_draw_spec_free (op->data.gtk_vline.y2);
break;
case META_DRAW_ICON:
if (op->data.icon.alpha_spec)
meta_alpha_gradient_spec_free (op->data.icon.alpha_spec);
g_free (op->data.icon.x);
g_free (op->data.icon.y);
g_free (op->data.icon.width);
g_free (op->data.icon.height);
meta_draw_spec_free (op->data.icon.x);
meta_draw_spec_free (op->data.icon.y);
meta_draw_spec_free (op->data.icon.width);
meta_draw_spec_free (op->data.icon.height);
break;
case META_DRAW_TITLE:
if (op->data.title.color_spec)
meta_color_spec_free (op->data.title.color_spec);
g_free (op->data.title.x);
g_free (op->data.title.y);
meta_draw_spec_free (op->data.title.x);
meta_draw_spec_free (op->data.title.y);
break;
case META_DRAW_OP_LIST:
if (op->data.op_list.op_list)
meta_draw_op_list_unref (op->data.op_list.op_list);
g_free (op->data.op_list.x);
g_free (op->data.op_list.y);
g_free (op->data.op_list.width);
g_free (op->data.op_list.height);
meta_draw_spec_free (op->data.op_list.x);
meta_draw_spec_free (op->data.op_list.y);
meta_draw_spec_free (op->data.op_list.width);
meta_draw_spec_free (op->data.op_list.height);
break;
case META_DRAW_TILE:
if (op->data.tile.op_list)
meta_draw_op_list_unref (op->data.tile.op_list);
g_free (op->data.tile.x);
g_free (op->data.tile.y);
g_free (op->data.tile.width);
g_free (op->data.tile.height);
g_free (op->data.tile.tile_xoffset);
g_free (op->data.tile.tile_yoffset);
g_free (op->data.tile.tile_width);
g_free (op->data.tile.tile_height);
meta_draw_spec_free (op->data.tile.x);
meta_draw_spec_free (op->data.tile.y);
meta_draw_spec_free (op->data.tile.width);
meta_draw_spec_free (op->data.tile.height);
meta_draw_spec_free (op->data.tile.tile_xoffset);
meta_draw_spec_free (op->data.tile.tile_yoffset);
meta_draw_spec_free (op->data.tile.tile_width);
meta_draw_spec_free (op->data.tile.tile_height);
break;
}
@ -3258,7 +3254,7 @@ fill_env (MetaPositionExprEnv *env,
env->title_width = info->title_layout_width;
env->title_height = info->title_layout_height;
env->theme = NULL; /* not required, constants have been optimized out */
env->theme = meta_current_theme;
}
static void
@ -3293,7 +3289,7 @@ meta_draw_op_draw_with_env (const MetaDrawOp *op,
}
x1 = parse_x_position_unchecked (op->data.line.x1, env);
y1 = parse_y_position_unchecked (op->data.line.y1, env);
y1 = parse_y_position_unchecked (op->data.line.y1, env);
x2 = parse_x_position_unchecked (op->data.line.x2, env);
y2 = parse_y_position_unchecked (op->data.line.y2, env);
@ -4463,8 +4459,6 @@ meta_frame_style_set_validate (MetaFrameStyleSet *style_set,
return TRUE;
}
static MetaTheme *meta_current_theme = NULL;
MetaTheme*
meta_theme_get_current (void)
{
@ -4542,6 +4536,22 @@ meta_theme_new (void)
g_free,
(GDestroyNotify) meta_frame_style_set_unref);
/* Create our variable quarks so we can look up variables without
having to strcmp for the names */
theme->quark_width = g_quark_from_static_string ("width");
theme->quark_height = g_quark_from_static_string ("height");
theme->quark_object_width = g_quark_from_static_string ("object_width");
theme->quark_object_height = g_quark_from_static_string ("object_height");
theme->quark_left_width = g_quark_from_static_string ("left_width");
theme->quark_right_width = g_quark_from_static_string ("right_width");
theme->quark_top_height = g_quark_from_static_string ("top_height");
theme->quark_bottom_height = g_quark_from_static_string ("bottom_height");
theme->quark_mini_icon_width = g_quark_from_static_string ("mini_icon_width");
theme->quark_mini_icon_height = g_quark_from_static_string ("mini_icon_height");
theme->quark_icon_width = g_quark_from_static_string ("icon_width");
theme->quark_icon_height = g_quark_from_static_string ("icon_height");
theme->quark_title_width = g_quark_from_static_string ("title_width");
theme->quark_title_height = g_quark_from_static_string ("title_height");
return theme;
}

212
src/theme.h
View file

@ -214,10 +214,16 @@ struct _MetaColorSpec
MetaColorSpec *foreground;
MetaColorSpec *background;
double alpha;
gboolean color_set;
GdkColor color;
} blend;
struct {
MetaColorSpec *base;
double factor;
gboolean color_set;
GdkColor color;
} shade;
} data;
};
@ -275,6 +281,64 @@ typedef enum
META_DRAW_TILE
} MetaDrawType;
typedef enum
{
POS_TOKEN_INT,
POS_TOKEN_DOUBLE,
POS_TOKEN_OPERATOR,
POS_TOKEN_VARIABLE,
POS_TOKEN_OPEN_PAREN,
POS_TOKEN_CLOSE_PAREN
} PosTokenType;
typedef enum
{
POS_OP_NONE,
POS_OP_ADD,
POS_OP_SUBTRACT,
POS_OP_MULTIPLY,
POS_OP_DIVIDE,
POS_OP_MOD,
POS_OP_MAX,
POS_OP_MIN
} PosOperatorType;
typedef struct
{
PosTokenType type;
union
{
struct {
int val;
} i;
struct {
double val;
} d;
struct {
PosOperatorType op;
} o;
struct {
char *name;
GQuark name_quark;
} v;
} d;
} PosToken;
typedef struct _MetaDrawSpec
{
int value;
PosToken *tokens;
int n_tokens;
gboolean constant : 1; /* Does the expression contain any variables? */
} MetaDrawSpec;
struct _MetaDrawOp
{
MetaDrawType type;
@ -287,65 +351,66 @@ struct _MetaDrawOp
int dash_on_length;
int dash_off_length;
int width;
char *x1;
char *y1;
char *x2;
char *y2;
MetaDrawSpec *x1;
MetaDrawSpec *y1;
MetaDrawSpec *x2;
MetaDrawSpec *y2;
} line;
struct {
MetaColorSpec *color_spec;
gboolean filled;
char *x;
char *y;
char *width;
char *height;
MetaDrawSpec *x;
MetaDrawSpec *y;
MetaDrawSpec *width;
MetaDrawSpec *height;
} rectangle;
struct {
MetaColorSpec *color_spec;
gboolean filled;
char *x;
char *y;
char *width;
char *height;
MetaDrawSpec *x;
MetaDrawSpec *y;
MetaDrawSpec *width;
MetaDrawSpec *height;
double start_angle;
double extent_angle;
} arc;
struct {
char *x;
char *y;
char *width;
char *height;
MetaDrawSpec *x;
MetaDrawSpec *y;
MetaDrawSpec *width;
MetaDrawSpec *height;
} clip;
struct {
MetaColorSpec *color_spec;
MetaAlphaGradientSpec *alpha_spec;
char *x;
char *y;
char *width;
char *height;
MetaDrawSpec *x;
MetaDrawSpec *y;
MetaDrawSpec *width;
MetaDrawSpec *height;
} tint;
struct {
MetaGradientSpec *gradient_spec;
MetaAlphaGradientSpec *alpha_spec;
char *x;
char *y;
char *width;
char *height;
MetaDrawSpec *x;
MetaDrawSpec *y;
MetaDrawSpec *width;
MetaDrawSpec *height;
} gradient;
struct {
MetaColorSpec *colorize_spec;
MetaAlphaGradientSpec *alpha_spec;
GdkPixbuf *pixbuf;
char *x;
char *y;
char *width;
char *height;
MetaDrawSpec *x;
MetaDrawSpec *y;
MetaDrawSpec *width;
MetaDrawSpec *height;
guint32 colorize_cache_pixel;
GdkPixbuf *colorize_cache_pixbuf;
MetaImageFillType fill_type;
@ -358,61 +423,62 @@ struct _MetaDrawOp
GtkShadowType shadow;
GtkArrowType arrow;
gboolean filled;
char *x;
char *y;
char *width;
char *height;
MetaDrawSpec *x;
MetaDrawSpec *y;
MetaDrawSpec *width;
MetaDrawSpec *height;
} gtk_arrow;
struct {
GtkStateType state;
GtkShadowType shadow;
char *x;
char *y;
char *width;
char *height;
MetaDrawSpec *x;
MetaDrawSpec *y;
MetaDrawSpec *width;
MetaDrawSpec *height;
} gtk_box;
struct {
GtkStateType state;
char *x;
char *y1;
char *y2;
MetaDrawSpec *x;
MetaDrawSpec *y1;
MetaDrawSpec *y2;
} gtk_vline;
struct {
MetaAlphaGradientSpec *alpha_spec;
char *x;
char *y;
char *width;
char *height;
MetaDrawSpec *x;
MetaDrawSpec *y;
MetaDrawSpec *width;
MetaDrawSpec *height;
MetaImageFillType fill_type;
} icon;
struct {
MetaColorSpec *color_spec;
char *x;
char *y;
MetaDrawSpec *x;
MetaDrawSpec *y;
} title;
struct {
MetaDrawOpList *op_list;
char *x;
char *y;
char *width;
char *height;
MetaDrawSpec *x;
MetaDrawSpec *y;
MetaDrawSpec *width;
MetaDrawSpec *height;
} op_list;
struct {
MetaDrawOpList *op_list;
char *x;
char *y;
char *width;
char *height;
char *tile_xoffset;
char *tile_yoffset;
char *tile_width;
char *tile_height;
MetaDrawSpec *x;
MetaDrawSpec *y;
MetaDrawSpec *width;
MetaDrawSpec *height;
MetaDrawSpec *tile_xoffset;
MetaDrawSpec *tile_yoffset;
MetaDrawSpec *tile_width;
MetaDrawSpec *tile_height;
} tile;
} data;
@ -597,6 +663,21 @@ struct _MetaTheme
MetaFrameStyleSet *style_sets_by_type[META_FRAME_TYPE_LAST];
GdkPixbuf *fallback_icon, *fallback_mini_icon;
GQuark quark_width;
GQuark quark_height;
GQuark quark_object_width;
GQuark quark_object_height;
GQuark quark_left_width;
GQuark quark_right_width;
GQuark quark_top_height;
GQuark quark_bottom_height;
GQuark quark_mini_icon_width;
GQuark quark_mini_icon_height;
GQuark quark_icon_width;
GQuark quark_icon_height;
GQuark quark_title_width;
GQuark quark_title_height;
};
struct _MetaPositionExprEnv
@ -643,16 +724,21 @@ void meta_frame_layout_calc_geometry (const MetaFrameLayout *layout
gboolean meta_frame_layout_validate (const MetaFrameLayout *layout,
GError **error);
gboolean meta_parse_position_expression (const char *expr,
gboolean meta_parse_position_expression (MetaDrawSpec *spec,
const MetaPositionExprEnv *env,
int *x_return,
int *y_return,
GError **err);
gboolean meta_parse_size_expression (const char *expr,
gboolean meta_parse_size_expression (MetaDrawSpec *spec,
const MetaPositionExprEnv *env,
int *val_return,
GError **err);
MetaDrawSpec* meta_draw_spec_new (MetaTheme *theme,
const char *expr,
GError **error);
void meta_draw_spec_free (MetaDrawSpec *spec);
MetaColorSpec* meta_color_spec_new (MetaColorSpecType type);
MetaColorSpec* meta_color_spec_new_from_string (const char *str,
GError **err);
@ -833,9 +919,10 @@ gboolean meta_theme_lookup_color_constant (MetaTheme *theme,
const char *name,
char **value);
char* meta_theme_replace_constants (MetaTheme *theme,
const char *expr,
GError **err);
gboolean meta_theme_replace_constants (MetaTheme *theme,
PosToken *tokens,
int n_tokens,
GError **err);
/* random stuff */
@ -877,6 +964,7 @@ const char* meta_image_fill_type_to_string (MetaImageFillType f
guint meta_theme_earliest_version_with_button (MetaButtonType type);
#define META_THEME_ALLOWS(theme, feature) (theme->format_version >= feature)
/* What version of the theme file format were various features introduced in? */

31
src/ui.c
View file

@ -961,3 +961,34 @@ meta_ui_get_direction (void)
return META_UI_DIRECTION_LTR;
}
GdkPixbuf *
meta_ui_get_pixbuf_from_pixmap (Pixmap pmap)
{
GdkPixmap *gpmap;
GdkScreen *screen;
GdkPixbuf *pixbuf;
GdkColormap *cmap;
int width, height, depth;
gpmap = gdk_pixmap_foreign_new (pmap);
screen = gdk_drawable_get_screen (gpmap);
gdk_drawable_get_size (GDK_DRAWABLE (gpmap), &width, &height);
depth = gdk_drawable_get_depth (GDK_DRAWABLE (gpmap));
if (depth <= 24)
cmap = gdk_screen_get_rgb_colormap (screen);
else
cmap = gdk_screen_get_rgba_colormap (screen);
pixbuf = gdk_pixbuf_get_from_drawable (NULL, gpmap, cmap, 0, 0, 0, 0,
width, height);
g_object_unref (gpmap);
return pixbuf;
}

2
src/ui.h
View file

@ -202,6 +202,8 @@ int meta_ui_get_drag_threshold (MetaUI *ui);
MetaUIDirection meta_ui_get_direction (void);
GdkPixbuf *meta_ui_get_pixbuf_from_pixmap (Pixmap pmap);
#include "tabpopup.h"
#endif