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Merge branch 'clutter' of ssh://gitserver@git.o-hand.com/metacity-clutter into clutter

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Tomas Frydrych 2008-10-20 08:54:03 +01:00
commit 8a0ffa93eb
6 changed files with 14 additions and 1078 deletions
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780
src/compositor/clutter/compositor-clutter-plugin-manager.c
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@ -1,780 +0,0 @@
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/*
* Copyright (c) 2008 Intel Corp.
*
* Author: Tomas Frydrych <tf@linux.intel.com>
*
* 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 "compositor-clutter-plugin-manager.h"
#include "compositor-clutter.h"
#include "prefs.h"
#include "errors.h"
#include "workspace.h"
#include <gmodule.h>
#include <string.h>
#include <X11/Xlib.h>
#include <X11/extensions/Xfixes.h>
#include <X11/extensions/shape.h>
#include <clutter/x11/clutter-x11.h>
static gboolean meta_compositor_clutter_plugin_manager_reload (MetaCompositorClutterPluginManager *mgr);
struct MetaCompositorClutterPluginManager
{
MetaScreen *screen;
GList *plugins; /* TODO -- maybe use hash table */
GList *unload; /* Plugins that are disabled and pending unload */
guint idle_unload_id;
};
typedef struct MetaCompositorClutterPluginPrivate MetaCompositorClutterPluginPrivate;
struct MetaCompositorClutterPluginPrivate
{
MetaCompositorClutterPluginManager *self;
GModule *module;
gboolean disabled : 1;
};
static void
free_plugin_workspaces (MetaCompositorClutterPlugin *plg)
{
GList *l;
l = plg->work_areas;
while (l)
{
g_free (l->data);
l = l->next;
}
if (plg->work_areas)
g_list_free (plg->work_areas);
plg->work_areas = NULL;
}
/*
* Gets work area geometry and stores it in list in the plugin.
*
* If the plg list is already populated, we simply replace it (we are dealing
* with a small number of items in the list and unfrequent changes).
*/
static void
update_plugin_workspaces (MetaScreen *screen,
MetaCompositorClutterPlugin *plg)
{
GList *l, *l2 = NULL;
l = meta_screen_get_workspaces (screen);
while (l)
{
MetaWorkspace *w = l->data;
PluginWorkspaceRectangle *r;
r = g_new0 (PluginWorkspaceRectangle, 1);
meta_workspace_get_work_area_all_xineramas (w, (MetaRectangle*)r);
l2 = g_list_append (l2, r);
l = l->next;
}
free_plugin_workspaces (plg);
plg->work_areas = l2;
}
/*
* Checks that the plugin is compatible with the WM and sets up the plugin
* struct.
*/
static MetaCompositorClutterPlugin *
meta_compositor_clutter_plugin_load (MetaCompositorClutterPluginManager *mgr,
GModule *module,
const gchar *params)
{
MetaCompositorClutterPlugin *plg;
if (g_module_symbol (module,
META_COMPOSITOR_CLUTTER_PLUGIN_STRUCT_NAME,
(gpointer *)&plg))
{
if (plg->version_api == METACITY_CLUTTER_PLUGIN_API_VERSION)
{
MetaCompositorClutterPluginPrivate *priv;
gboolean (*init_func) (void);
priv = g_new0 (MetaCompositorClutterPluginPrivate, 1);
plg->params = g_strdup (params);
plg->manager_private = priv;
priv->module = module;
priv->self = mgr;
meta_screen_get_size (mgr->screen,
&plg->screen_width, &plg->screen_height);
update_plugin_workspaces (mgr->screen, plg);
/*
* Check for and run the plugin init function.
*/
if (g_module_symbol (module,
META_COMPOSITOR_CLUTTER_PLUGIN_INIT_FUNC_NAME,
(gpointer *)&init_func) &&
!init_func())
{
g_free (plg->params);
g_free (priv);
free_plugin_workspaces (plg);
return NULL;
}
meta_verbose ("Loaded plugin [%s]\n", plg->name);
return plg;
}
}
return NULL;
}
/*
* Attempst to unload a plugin; returns FALSE if plugin cannot be unloaded at
* present (e.g., and effect is in progress) and should be scheduled for
* removal later.
*/
static gboolean
meta_compositor_clutter_plugin_unload (MetaCompositorClutterPlugin *plg)
{
MetaCompositorClutterPluginPrivate *priv;
GModule *module;
priv = plg->manager_private;
module = priv->module;
if (plg->running)
{
priv->disabled = TRUE;
return FALSE;
}
g_free (plg->params);
plg->params = NULL;
g_free (priv);
plg->manager_private = NULL;
g_module_close (module);
return TRUE;
}
/*
* Iddle callback to remove plugins that could not be removed directly and are
* pending for removal.
*/
static gboolean
meta_compositor_clutter_plugin_manager_idle_unload (MetaCompositorClutterPluginManager *mgr)
{
GList *l = mgr->unload;
gboolean dont_remove = TRUE;
while (l)
{
MetaCompositorClutterPlugin *plg = l->data;
if (meta_compositor_clutter_plugin_unload (plg))
{
/* Remove from list */
GList *p = l->prev;
GList *n = l->next;
if (!p)
mgr->unload = n;
else
p->next = n;
if (n)
n->prev = p;
g_list_free_1 (l);
l = n;
}
else
l = l->next;
}
if (!mgr->unload)
{
/* If no more unloads are pending, remove the handler as well */
dont_remove = FALSE;
mgr->idle_unload_id = 0;
}
return dont_remove;
}
/*
* Unloads all plugins
*/
static void
meta_compositor_clutter_plugin_manager_unload (MetaCompositorClutterPluginManager *mgr)
{
GList *plugins = mgr->plugins;
while (plugins)
{
MetaCompositorClutterPlugin *plg = plugins->data;
/* If the plugin could not be removed, move it to the unload list */
if (!meta_compositor_clutter_plugin_unload (plg))
{
mgr->unload = g_list_prepend (mgr->unload, plg);
if (!mgr->idle_unload_id)
{
mgr->idle_unload_id = g_idle_add ((GSourceFunc)
meta_compositor_clutter_plugin_manager_idle_unload,
mgr);
}
}
plugins = plugins->next;
}
g_list_free (mgr->plugins);
mgr->plugins = NULL;
}
static void
prefs_changed_callback (MetaPreference pref,
void *data)
{
MetaCompositorClutterPluginManager *mgr = data;
if (pref == META_PREF_CLUTTER_PLUGINS)
{
meta_compositor_clutter_plugin_manager_reload (mgr);
}
else if (pref == META_PREF_NUM_WORKSPACES)
{
meta_compositor_clutter_plugin_manager_update_workspaces (mgr);
}
}
/*
* Loads all plugins listed in gconf registry.
*/
static gboolean
meta_compositor_clutter_plugin_manager_load (MetaCompositorClutterPluginManager *mgr)
{
const gchar *dpath = METACITY_PKGLIBDIR "/plugins/clutter/";
GSList *plugins, *fallback = NULL;
plugins = meta_prefs_get_clutter_plugins ();
if (!plugins)
{
/*
* If no plugins are specified, try to load the default plugin.
*/
fallback = g_slist_append (fallback, "default");
plugins = fallback;
}
while (plugins)
{
gchar *plg_string;
gchar *params;
plg_string = g_strdup (plugins->data);
if (plg_string)
{
GModule *plg;
gchar *path;
params = strchr (plg_string, ':');
if (params)
{
*params = 0;
++params;
}
path = g_strconcat (dpath, plg_string, ".so", NULL);
if ((plg = g_module_open (path, 0)))
{
MetaCompositorClutterPlugin *p;
if ((p = meta_compositor_clutter_plugin_load (mgr,
plg, params)))
mgr->plugins = g_list_prepend (mgr->plugins, p);
else
{
g_message ("Plugin load for [%s] failed\n", path);
g_module_close (plg);
}
}
else
g_message ("Unable to load plugin [%s]\n", path);
g_free (path);
g_free (plg_string);
}
plugins = plugins->next;
}
if (fallback)
g_slist_free (fallback);
if (mgr->plugins != NULL)
{
meta_prefs_add_listener (prefs_changed_callback, mgr);
return TRUE;
}
return FALSE;
}
/*
* Reloads all plugins
*/
static gboolean
meta_compositor_clutter_plugin_manager_reload (MetaCompositorClutterPluginManager *mgr)
{
/* TODO -- brute force; should we build a list of plugins to load and list of
* plugins to unload? We are probably not going to have large numbers of
* plugins loaded at the same time, so it might not be worth it.
*/
meta_compositor_clutter_plugin_manager_unload (mgr);
return meta_compositor_clutter_plugin_manager_load (mgr);
}
static gboolean
meta_compositor_clutter_plugin_manager_init (MetaCompositorClutterPluginManager *mgr)
{
return meta_compositor_clutter_plugin_manager_load (mgr);
}
void
meta_compositor_clutter_plugin_manager_update_workspace (MetaCompositorClutterPluginManager *mgr, MetaWorkspace *w)
{
GList *l;
gint n;
n = meta_workspace_index (w);
l = mgr->plugins;
while (l)
{
MetaCompositorClutterPlugin *plg = l->data;
PluginWorkspaceRectangle *r = g_list_nth_data (plg->work_areas, n);
if (r)
{
meta_workspace_get_work_area_all_xineramas (w, (MetaRectangle*)r);
}
else
{
/* Something not entirely right; redo the whole thing */
update_plugin_workspaces (mgr->screen, plg);
return;
}
l = l->next;
}
}
void
meta_compositor_clutter_plugin_manager_update_workspaces (MetaCompositorClutterPluginManager *mgr)
{
GList *l;
l = mgr->plugins;
while (l)
{
MetaCompositorClutterPlugin *plg = l->data;
update_plugin_workspaces (mgr->screen, plg);
l = l->next;
}
}
MetaCompositorClutterPluginManager *
meta_compositor_clutter_plugin_manager_new (MetaScreen *screen)
{
MetaCompositorClutterPluginManager *mgr;
mgr = g_new0 (MetaCompositorClutterPluginManager, 1);
mgr->screen = screen;
if (!meta_compositor_clutter_plugin_manager_init (mgr))
{
g_free (mgr);
mgr = NULL;
}
return mgr;
}
static void
meta_compositor_clutter_plugin_manager_kill_effect (MetaCompositorClutterPluginManager *mgr,
MetaCompWindow *actor,
unsigned long events)
{
GList *l = mgr->plugins;
while (l)
{
MetaCompositorClutterPlugin *plg = l->data;
MetaCompositorClutterPluginPrivate *priv = plg->manager_private;
if (!priv->disabled && (plg->features & events) && plg->kill_effect)
plg->kill_effect (actor, events);
l = l->next;
}
}
#define ALL_BUT_SWITCH \
META_COMPOSITOR_CLUTTER_PLUGIN_ALL_EFFECTS & \
~META_COMPOSITOR_CLUTTER_PLUGIN_SWITCH_WORKSPACE
/*
* Public method that the compositor hooks into for events that require
* no additional parameters.
*
* Returns TRUE if at least one of the plugins handled the event type (i.e.,
* if the return value is FALSE, there will be no subsequent call to the
* manager completed() callback, and the compositor must ensure that any
* appropriate post-effect cleanup is carried out.
*/
gboolean
meta_compositor_clutter_plugin_manager_event_simple (MetaCompositorClutterPluginManager *mgr,
MetaCompWindow *actor,
unsigned long event)
{
GList *l = mgr->plugins;
gboolean retval = FALSE;
while (l)
{
MetaCompositorClutterPlugin *plg = l->data;
MetaCompositorClutterPluginPrivate *priv = plg->manager_private;
if (!priv->disabled && (plg->features & event))
{
retval = TRUE;
switch (event)
{
case META_COMPOSITOR_CLUTTER_PLUGIN_MINIMIZE:
if (plg->minimize)
{
meta_compositor_clutter_plugin_manager_kill_effect (mgr,
actor,
ALL_BUT_SWITCH);
plg->minimize (actor);
}
break;
case META_COMPOSITOR_CLUTTER_PLUGIN_MAP:
if (plg->map)
{
meta_compositor_clutter_plugin_manager_kill_effect (mgr,
actor,
ALL_BUT_SWITCH);
plg->map (actor);
}
break;
case META_COMPOSITOR_CLUTTER_PLUGIN_DESTROY:
if (plg->destroy)
{
plg->destroy (actor);
}
break;
default:
g_warning ("Incorrect handler called for event %lu", event);
}
}
l = l->next;
}
return retval;
}
/*
* The public method that the compositor hooks into for maximize and unmaximize
* events.
*
* Returns TRUE if at least one of the plugins handled the event type (i.e.,
* if the return value is FALSE, there will be no subsequent call to the
* manager completed() callback, and the compositor must ensure that any
* appropriate post-effect cleanup is carried out.
*/
gboolean
meta_compositor_clutter_plugin_manager_event_maximize (MetaCompositorClutterPluginManager *mgr,
MetaCompWindow *actor,
unsigned long event,
gint target_x,
gint target_y,
gint target_width,
gint target_height)
{
GList *l = mgr->plugins;
gboolean retval = FALSE;
while (l)
{
MetaCompositorClutterPlugin *plg = l->data;
MetaCompositorClutterPluginPrivate *priv = plg->manager_private;
if (!priv->disabled && (plg->features & event))
{
retval = TRUE;
switch (event)
{
case META_COMPOSITOR_CLUTTER_PLUGIN_MAXIMIZE:
if (plg->maximize)
{
meta_compositor_clutter_plugin_manager_kill_effect (mgr,
actor,
ALL_BUT_SWITCH);
plg->maximize (actor,
target_x, target_y,
target_width, target_height);
}
break;
case META_COMPOSITOR_CLUTTER_PLUGIN_UNMAXIMIZE:
if (plg->unmaximize)
{
meta_compositor_clutter_plugin_manager_kill_effect (mgr,
actor,
ALL_BUT_SWITCH);
plg->unmaximize (actor,
target_x, target_y,
target_width, target_height);
}
break;
default:
g_warning ("Incorrect handler called for event %lu", event);
}
}
l = l->next;
}
return retval;
}
/*
* The public method that the compositor hooks into for desktop switching.
*
* Returns TRUE if at least one of the plugins handled the event type (i.e.,
* if the return value is FALSE, there will be no subsequent call to the
* manager completed() callback, and the compositor must ensure that any
* appropriate post-effect cleanup is carried out.
*/
gboolean
meta_compositor_clutter_plugin_manager_switch_workspace (MetaCompositorClutterPluginManager *mgr,
const GList **actors,
gint from,
gint to,
MetaMotionDirection direction)
{
GList *l = mgr->plugins;
gboolean retval = FALSE;
while (l)
{
MetaCompositorClutterPlugin *plg = l->data;
MetaCompositorClutterPluginPrivate *priv = plg->manager_private;
if (!priv->disabled &&
(plg->features & META_COMPOSITOR_CLUTTER_PLUGIN_SWITCH_WORKSPACE) &&
(actors && *actors))
{
if (plg->switch_workspace)
{
retval = TRUE;
meta_compositor_clutter_plugin_manager_kill_effect (mgr,
META_COMP_WINDOW ((*actors)->data),
META_COMPOSITOR_CLUTTER_PLUGIN_SWITCH_WORKSPACE);
plg->switch_workspace (actors, from, to, direction);
}
}
l = l->next;
}
return retval;
}
/*
* The public method that the compositor hooks into for desktop switching.
*
* Returns TRUE if at least one of the plugins handled the event type (i.e.,
* if the return value is FALSE, there will be no subsequent call to the
* manager completed() callback, and the compositor must ensure that any
* appropriate post-effect cleanup is carried out.
*/
gboolean
meta_compositor_clutter_plugin_manager_xevent_filter
(MetaCompositorClutterPluginManager *mgr, XEvent *xev)
{
GList *l;
if (!mgr)
return FALSE;
l = mgr->plugins;
while (l)
{
MetaCompositorClutterPlugin *plg = l->data;
if (plg->xevent_filter)
{
if (plg->xevent_filter (xev) == TRUE)
return TRUE;
}
l = l->next;
}
return FALSE;
}
/*
* Public accessors for plugins, exposed from compositor-clutter-plugin.h
*/
ClutterActor *
meta_comp_clutter_plugin_get_overlay_group (MetaCompositorClutterPlugin *plugin)
{
MetaCompositorClutterPluginPrivate *priv = plugin->manager_private;
MetaCompositorClutterPluginManager *mgr = priv->self;
return meta_compositor_clutter_get_overlay_group_for_screen (mgr->screen);
}
ClutterActor *
meta_comp_clutter_plugin_get_stage (MetaCompositorClutterPlugin *plugin)
{
MetaCompositorClutterPluginPrivate *priv = plugin->manager_private;
MetaCompositorClutterPluginManager *mgr = priv->self;
return meta_compositor_clutter_get_stage_for_screen (mgr->screen);
}
void
meta_comp_clutter_plugin_effect_completed (MetaCompositorClutterPlugin *plugin,
MetaCompWindow *actor,
unsigned long event)
{
if (!actor)
{
g_warning ("Plugin [%s] passed NULL for actor!",
(plugin && plugin->name) ? plugin->name : "unknown");
}
meta_compositor_clutter_window_effect_completed (actor, event);
}
void
meta_comp_clutter_plugin_set_stage_reactive (MetaCompositorClutterPlugin *plugin,
gboolean reactive)
{
MetaCompositorClutterPluginPrivate *priv = plugin->manager_private;
MetaCompositorClutterPluginManager *mgr = priv->self;
MetaDisplay *display = meta_screen_get_display (mgr->screen);
Display *xdpy = meta_display_get_xdisplay (display);
Window xstage, xoverlay;
ClutterActor *stage;
stage = meta_compositor_clutter_get_stage_for_screen (mgr->screen);
xstage = clutter_x11_get_stage_window (CLUTTER_STAGE (stage));
xoverlay = meta_compositor_clutter_get_overlay_window (mgr->screen);
static XserverRegion region = None;
if (region == None)
region = XFixesCreateRegion (xdpy, NULL, 0);
if (reactive)
{
XFixesSetWindowShapeRegion (xdpy, xstage,
ShapeInput, 0, 0, None);
XFixesSetWindowShapeRegion (xdpy, xoverlay,
ShapeInput, 0, 0, None);
}
else
{
XFixesSetWindowShapeRegion (xdpy, xstage,
ShapeInput, 0, 0, region);
XFixesSetWindowShapeRegion (xdpy, xoverlay,
ShapeInput, 0, 0, region);
}
}
void
meta_comp_clutter_plugin_set_stage_input_area (MetaCompositorClutterPlugin *plugin,
gint x, gint y, gint width, gint height)
{
MetaCompositorClutterPluginPrivate *priv = plugin->manager_private;
MetaCompositorClutterPluginManager *mgr = priv->self;
MetaDisplay *display = meta_screen_get_display (mgr->screen);
Display *xdpy = meta_display_get_xdisplay (display);
Window xstage, xoverlay;
ClutterActor *stage;
XRectangle rect;
XserverRegion region;
stage = meta_compositor_clutter_get_stage_for_screen (mgr->screen);
xstage = clutter_x11_get_stage_window (CLUTTER_STAGE (stage));
xoverlay = meta_compositor_clutter_get_overlay_window (mgr->screen);
rect.x = x;
rect.y = y;
rect.width = width;
rect.height = height;
region = XFixesCreateRegion (xdpy, &rect, 1);
XFixesSetWindowShapeRegion (xdpy, xstage, ShapeInput, 0, 0, region);
XFixesSetWindowShapeRegion (xdpy, xoverlay, ShapeInput, 0, 0, region);
}

13
src/compositor/mutter/mutter-plugin-manager.c
View file

@ -52,6 +52,10 @@ typedef struct MutterPluginPrivate
MutterPluginManager *self;
GModule *module;
gulong features;
/* We use this to track the number of effects currently being managed
* by a plugin. Currently this is used to block unloading while effects
* are in progress. */
gint running;
gboolean disabled : 1;
} MutterPluginPrivate;
@ -224,7 +228,7 @@ mutter_plugin_unload (MutterPlugin *plugin)
priv = plugin->manager_private;
module = priv->module;
if (plugin->running)
if (priv->running)
{
priv->disabled = TRUE;
return FALSE;
@ -560,6 +564,7 @@ mutter_plugin_manager_event_simple (
actor,
ALL_BUT_SWITCH);
priv->running++;
plugin->minimize (actor);
}
break;
@ -571,12 +576,14 @@ mutter_plugin_manager_event_simple (
actor,
ALL_BUT_SWITCH);
priv->running++;
plugin->map (actor);
}
break;
case MUTTER_PLUGIN_DESTROY:
if (plugin->destroy)
{
priv->running++;
plugin->destroy (actor);
}
break;
@ -767,6 +774,10 @@ mutter_plugin_effect_completed (MutterPlugin *plugin,
MutterWindow *actor,
unsigned long event)
{
MutterPluginPrivate *priv = plugin->manager_private;
priv->running--;
if (!actor)
{
g_warning ("Plugin [%s] passed NULL for actor!",

19
src/compositor/mutter/plugins/default.c
View file

@ -328,8 +328,6 @@ on_minimize_effect_complete (ClutterActor *actor, gpointer data)
clutter_actor_move_anchor_point_from_gravity (actor,
CLUTTER_GRAVITY_NORTH_WEST);
/* Decrease the running effect counter */
mutter_plugin.running--;
/* Now notify the manager that we are done with this effect */
mutter_plugin_effect_completed (&mutter_plugin, mc_window,
MUTTER_PLUGIN_MINIMIZE);
@ -357,8 +355,6 @@ minimize (MutterWindow *mc_window)
clutter_actor_move_anchor_point_from_gravity (actor,
CLUTTER_GRAVITY_CENTER);
mutter_plugin.running++;
apriv->tml_minimize = clutter_effect_scale (state->minimize_effect,
actor,
0.0,
@ -392,9 +388,6 @@ on_maximize_effect_complete (ClutterActor *actor, gpointer data)
clutter_actor_move_anchor_point_from_gravity (actor,
CLUTTER_GRAVITY_NORTH_WEST);
/* Decrease the running effect counter */
mutter_plugin.running--;
/* Now notify the manager that we are done with this effect */
mutter_plugin_effect_completed (&mutter_plugin, mc_window,
MUTTER_PLUGIN_MAXIMIZE);
@ -500,9 +493,6 @@ on_map_effect_complete (ClutterActor *actor, gpointer data)
clutter_actor_move_anchor_point_from_gravity (actor,
CLUTTER_GRAVITY_NORTH_WEST);
/* Decrease the running effect counter */
mutter_plugin.running--;
/* Now notify the manager that we are done with this effect */
mutter_plugin_effect_completed (&mutter_plugin, mc_window, MUTTER_PLUGIN_MAP);
}
@ -526,8 +516,6 @@ map (MutterWindow *mc_window)
clutter_actor_move_anchor_point_from_gravity (actor,
CLUTTER_GRAVITY_CENTER);
mutter_plugin.running++;
clutter_actor_set_scale (actor, 0.0, 0.0);
clutter_actor_show (actor);
@ -549,8 +537,7 @@ map (MutterWindow *mc_window)
/*
* Destroy effect completion callback; this is a simple effect that requires no
* further action than decreasing the running effect counter and notifying the
* manager that the effect is completed.
* further action than notifying the manager that the effect is completed.
*/
static void
on_destroy_effect_complete (ClutterActor *actor, gpointer data)
@ -561,8 +548,6 @@ on_destroy_effect_complete (ClutterActor *actor, gpointer data)
apriv->tml_destroy = NULL;
mutter_plugin.running--;
mutter_plugin_effect_completed (plugin, mc_window,
MUTTER_PLUGIN_DESTROY);
}
@ -585,8 +570,6 @@ destroy (MutterWindow *mc_window)
clutter_actor_move_anchor_point_from_gravity (actor,
CLUTTER_GRAVITY_CENTER);
mutter_plugin.running++;
apriv->tml_destroy = clutter_effect_scale (plugin_state->destroy_effect,
actor,
1.0,

20
src/compositor/mutter/plugins/scratch.c
View file

@ -337,9 +337,6 @@ on_minimize_effect_complete (ClutterActor *actor, gpointer data)
clutter_actor_move_anchor_point_from_gravity (actor,
CLUTTER_GRAVITY_NORTH_WEST);
/* Decrease the running effect counter */
plugin->running--;
/* Now notify the manager that we are done with this effect */
mutter_plugin_effect_completed (plugin, mcw,
MUTTER_PLUGIN_MINIMIZE);
@ -369,8 +366,6 @@ minimize (MutterWindow *mcw)
clutter_actor_move_anchor_point_from_gravity (actor,
CLUTTER_GRAVITY_CENTER);
plugin->running++;
apriv->tml_minimize = clutter_effect_scale (priv->minimize_effect,
actor,
0.0,
@ -403,9 +398,6 @@ on_maximize_effect_complete (ClutterActor *actor, gpointer data)
clutter_actor_move_anchor_point_from_gravity (actor,
CLUTTER_GRAVITY_NORTH_WEST);
/* Decrease the running effect counter */
plugin->running--;
/* Now notify the manager that we are done with this effect */
mutter_plugin_effect_completed (plugin, mcw, MUTTER_PLUGIN_MAXIMIZE);
}
@ -513,9 +505,6 @@ on_map_effect_complete (ClutterActor *actor, gpointer data)
clutter_actor_move_anchor_point_from_gravity (actor,
CLUTTER_GRAVITY_NORTH_WEST);
/* Decrease the running effect counter */
plugin->running--;
/* Now notify the manager that we are done with this effect */
mutter_plugin_effect_completed (plugin, mcw, MUTTER_PLUGIN_MAP);
}
@ -541,8 +530,6 @@ map (MutterWindow *mcw)
clutter_actor_move_anchor_point_from_gravity (actor,
CLUTTER_GRAVITY_CENTER);
plugin->running++;
clutter_actor_set_scale (actor, 0.0, 0.0);
clutter_actor_show (actor);
@ -563,8 +550,7 @@ map (MutterWindow *mcw)
/*
* Destroy effect completion callback; this is a simple effect that requires no
* further action than decreasing the running effect counter and notifying the
* manager that the effect is completed.
* further action than notifying the manager that the effect is completed.
*/
static void
on_destroy_effect_complete (ClutterActor *actor, gpointer data)
@ -575,8 +561,6 @@ on_destroy_effect_complete (ClutterActor *actor, gpointer data)
apriv->tml_destroy = NULL;
plugin->running--;
mutter_plugin_effect_completed (plugin, mcw, MUTTER_PLUGIN_DESTROY);
}
@ -600,8 +584,6 @@ destroy (MutterWindow *mcw)
clutter_actor_move_anchor_point_from_gravity (actor,
CLUTTER_GRAVITY_CENTER);
plugin->running++;
apriv->tml_destroy = clutter_effect_scale (priv->destroy_effect,
actor,
1.0,

255
src/include/compositor-clutter-plugin.h
View file

@ -1,255 +0,0 @@
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/*
* Copyright (c) 2008 Intel Corp.
*
* Author: Tomas Frydrych <tf@linux.intel.com>
*
* 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.
*/
#ifndef META_COMPOSITOR_CLUTTER_PLUGIN_H_
#define META_COMPOSITOR_CLUTTER_PLUGIN_H_
#include "types.h"
#include "config.h"
#include "compositor.h"
#include "compositor-clutter.h"
#include <clutter/clutter.h>
/*
* This file defines the plugin API.
*
* Effects plugin is shared library loaded via dlopen(); it is recommended
* that the GModule API is used (otherwise you are on your own to do proper
* plugin clean up when the module is unloaded).
*
* The plugin interface is exported via the MetaCompositorClutterPlugin struct.
*/
/*
* Alias MetaRectangle to PluginWorkspaceRectangle in anticipation of
* making this file metacity-independent (we want the plugins to be portable
* between different WMs.
*/
typedef MetaRectangle PluginWorkspaceRectangle;
/*
* The name of the header struct; use as:
*
* MetaCompositorClutterPlugin META_COMPOSITOR_CLUTTER_PLUGIN_STRUCT =
* {
* ...
* };
*
* See clutter-plugins/simple.c for example code.
*/
#define META_COMPOSITOR_CLUTTER_PLUGIN_STRUCT MCCPS__
/*
* Definition for the plugin init function; use as:
*
* META_COMPOSITOR_CLUTTER_PLUGIN_INIT_FUNC
* {
* init code ...
* }
*
* See clutter-plugins/simple.c for example code.
*/
#define META_COMPOSITOR_CLUTTER_PLUGIN_INIT_FUNC \
gboolean mccp_init__(void); \
gboolean mccp_init__()
/* Private; must match the above */
#define META_COMPOSITOR_CLUTTER_PLUGIN_STRUCT_NAME "MCCPS__"
#define META_COMPOSITOR_CLUTTER_PLUGIN_INIT_FUNC_NAME "mccp_init__"
typedef struct MetaCompositorClutterPlugin MetaCompositorClutterPlugin;
/*
* Feature flags: identify events that the plugin can handle; a plugin can
* handle one or more events.
*/
#define META_COMPOSITOR_CLUTTER_PLUGIN_MINIMIZE 0x00000001UL
#define META_COMPOSITOR_CLUTTER_PLUGIN_MAXIMIZE 0x00000002UL
#define META_COMPOSITOR_CLUTTER_PLUGIN_UNMAXIMIZE 0x00000004UL
#define META_COMPOSITOR_CLUTTER_PLUGIN_MAP 0x00000008UL
#define META_COMPOSITOR_CLUTTER_PLUGIN_DESTROY 0x00000010UL
#define META_COMPOSITOR_CLUTTER_PLUGIN_SWITCH_WORKSPACE 0x00000020UL
#define META_COMPOSITOR_CLUTTER_PLUGIN_ALL_EFFECTS 0xffffffffUL
struct MetaCompositorClutterPlugin
{
/*
* Version information; the first three numbers match the Metacity version
* with which the plugin was compiled (see clutter-plugins/simple.c for sample
* code).
*/
guint version_major;
guint version_minor;
guint version_micro;
/*
* Version of the plugin API; this is unrelated to the matacity version
* per se. The API version is checked by the plugin manager and must match
* the one used by it (see clutter-plugins/simple.c for sample code).
*/
guint version_api;
#ifndef META_COMPOSITOR_CLUTTER_BUILDING_PLUGIN
const
#endif
gchar *name; /* Human-readable name for UI */
gulong features; /* or-ed feature flags */
/*
* Event handlers
*
* Plugins must not make any special assumptions about the nature of
* ClutterActor, as the implementation details can change.
*
* Plugins must restore actor properties on completion (i.e., fade effects
* must restore opacity back to the original value, scale effects scale,
* etc.).
*
* On completion, each event handler must call the manager completed()
* callback function.
*/
void (*minimize) (MetaCompWindow *actor);
void (*maximize) (MetaCompWindow *actor,
gint x,
gint y,
gint width,
gint height);
void (*unmaximize) (MetaCompWindow *actor,
gint x,
gint y,
gint width,
gint height);
void (*map) (MetaCompWindow *actor);
void (*destroy) (MetaCompWindow *actor);
/*
* Each actor in the list has a workspace number attached to it using
* g_object_set_data() with key META_COMPOSITOR_CLUTTER_PLUGIN_WORKSPACE_KEY;
* workspace < 0 indicates the window is sticky (i.e., on all desktops).
*/
void (*switch_workspace) (const GList **actors,
gint from,
gint to,
MetaMotionDirection direction);
/*
* Called if an effect should be killed prematurely; the plugin must
* call the completed() callback as if the effect terminated naturally.
* The events parameter is a bitmask indicating which effects are to be
* killed.
*/
void (*kill_effect) (MetaCompWindow *actor,
gulong events);
/*
* The plugin manager will call this function when module should be reloaded.
* This happens, for example, when the parameters for the plugin changed.
*/
gboolean (*reload) (void);
/* General XEvent filter. This is fired *before* metacity itself handles
* an event. Return TRUE to block any further processing.
*/
gboolean (*xevent_filter) (XEvent *event);
#ifdef META_COMPOSITOR_CLUTTER_BUILDING_PLUGIN
const
#endif
gchar *params; /* String containing additional parameters for the plugin;
* this is specified after the pluing name in the gconf
* database, separated by a colon.
*
* The following parameter tokens need to be handled by all
* plugins:
*
* 'debug'
* Indicates running in debug mode; the plugin
* might want to print useful debug info, or
* extend effect duration, etc.
*
* 'disable: ...;'
*
* The disable token indicates that the effects
* listed after the colon should be disabled.
*
* The list is comma-separated, terminated by a
* semicolon and consisting of the following
* tokens:
*
* minimize
* maximize
* unmaximize
* map
* destroy
* switch-workspace
*/
gint screen_width;
gint screen_height;
GList *work_areas; /* List of PluginWorkspaceRectangles defining the
* geometry of individual workspaces.
*/
gint running; /* Plugin must increase this counter for each effect it starts
* decrease it again once the effect finishes.
*/
void *plugin_private; /* Plugin private data go here; use the plugin init
* function to allocate and initialize any private
* data.
*/
/* Private; manager private data. */
void *manager_private;
};
void
meta_comp_clutter_plugin_effect_completed (MetaCompositorClutterPlugin *plugin,
MetaCompWindow *actor,
unsigned long event);
ClutterActor *
meta_comp_clutter_plugin_get_overlay_group (MetaCompositorClutterPlugin *plugin);
ClutterActor *
meta_comp_clutter_plugin_get_stage (MetaCompositorClutterPlugin *plugin);
void
meta_comp_clutter_plugin_set_stage_reactive (MetaCompositorClutterPlugin *plugin,
gboolean reactive);
void
meta_comp_clutter_plugin_set_stage_input_area (MetaCompositorClutterPlugin *plugin,
gint x, gint y, gint width, gint height);
#endif

5
src/include/mutter-plugin.h
View file

@ -187,11 +187,6 @@ struct MutterPlugin
* workspaces. */
GList *work_areas;
/* FIXME: It should be possible to hide this from plugins */
gint running; /* Plugin must increase this counter for each effect it starts
* decrease it again once the effect finishes.
*/
void *plugin_private; /* Plugin private data go here; use the plugin init
* function to allocate and initialize any private
* data.