/**
* shell_window_tracker_get_startup_sequences:
* @self:
*
* Returns: (transfer none) (element-type ShellStartupSequence): Currently active startup sequences
*/
GSList *
shell_window_tracker_get_startup_sequences (ShellWindowTracker *self)
{
ShellGlobal *global = shell_global_get ();
MetaScreen *screen = shell_global_get_screen (global);
return meta_screen_get_startup_sequences (screen);
}
/**
* shell_global_get_current_time:
* @global: A #ShellGlobal
*
* Returns: the current X server time from the current Clutter, Gdk, or X
* event. If called from outside an event handler, this may return
* %Clutter.CURRENT_TIME (aka 0), or it may return a slightly
* out-of-date timestamp.
*/
guint32
shell_global_get_current_time (ShellGlobal *global)
{
guint32 time;
MetaDisplay *display;
/* meta_display_get_current_time() will return the correct time
when handling an X or Gdk event, but will return CurrentTime
from some Clutter event callbacks.
clutter_get_current_event_time() will return the correct time
from a Clutter event callback, but may return an out-of-date
timestamp if called at other times.
So we try meta_display_get_current_time() first, since we
can recognize a "wrong" answer from that, and then fall back
to clutter_get_current_event_time().
*/
display = meta_screen_get_display (shell_global_get_screen (global));
time = meta_display_get_current_time (display);
if (time != CLUTTER_CURRENT_TIME)
return time;
return clutter_get_current_event_time ();
}
static void
on_startup_sequence_changed (MetaScreen *screen,
SnStartupSequence *sequence,
ShellWindowTracker *self)
{
ShellApp *app;
app = shell_startup_sequence_get_app ((ShellStartupSequence*)sequence);
if (app)
{
gboolean starting = !sn_startup_sequence_get_completed (sequence);
/* The Shell design calls for on application launch, the app title
* appears at top, and no X window is focused. So when we get
* a startup-notification for this app, transition it to STARTING
* if it's currently stopped, set it as our application focus,
* but focus the no_focus window.
*/
if (starting && shell_app_get_state (app) == SHELL_APP_STATE_STOPPED)
{
MetaScreen *screen = shell_global_get_screen (shell_global_get ());
MetaDisplay *display = meta_screen_get_display (screen);
long tv_sec, tv_usec;
sn_startup_sequence_get_initiated_time (sequence, &tv_sec, &tv_usec);
_shell_app_set_starting (app, starting);
set_focus_app (self, app);
meta_display_focus_the_no_focus_window (display, screen, tv_sec);
}
}
g_signal_emit (G_OBJECT (self), signals[STARTUP_SEQUENCE_CHANGED], 0, sequence);
}
/**
* shell_recorder_close:
* @recorder: the #ShellRecorder
*
* Stops recording. It's possible to call shell_recorder_record()
* again to reopen a new recording stream, but unless change the
* recording filename, this may result in the old recording being
* overwritten.
*/
void
shell_recorder_close (ShellRecorder *recorder)
{
g_return_if_fail (SHELL_IS_RECORDER (recorder));
g_return_if_fail (recorder->state != RECORDER_STATE_CLOSED);
/* We want to record one more frame since some time may have
* elapsed since the last frame
*/
recorder_record_frame (recorder, TRUE);
recorder_remove_update_pointer_timeout (recorder);
recorder_close_pipeline (recorder);
/* Queue a redraw to remove the recording indicator */
clutter_actor_queue_redraw (CLUTTER_ACTOR (recorder->stage));
if (recorder->repaint_hook_id != 0)
{
clutter_threads_remove_repaint_func (recorder->repaint_hook_id);
recorder->repaint_hook_id = 0;
}
recorder->state = RECORDER_STATE_CLOSED;
/* Reenable after the recording */
meta_enable_unredirect_for_screen (shell_global_get_screen (shell_global_get ()));
/* Release the refcount we took when we started recording */
g_object_unref (recorder);
}
/**
* shell_global_get_focus_monitor:
* @global: the #ShellGlobal
*
* Gets the bounding box of the monitor containing the window that
* currently contains the keyboard focus.
*
* Return value: the bounding box of the focus monitor
*/
GdkRectangle *
shell_global_get_focus_monitor (ShellGlobal *global)
{
MetaScreen *screen = shell_global_get_screen (global);
MetaDisplay *display = meta_screen_get_display (screen);
MetaWindow *focus = meta_display_get_focus_window (display);
MetaRectangle rect, wrect;
int nmonitors, i;
if (focus)
{
meta_window_get_outer_rect (focus, &wrect);
nmonitors = meta_screen_get_n_monitors (screen);
/* Find the monitor that the top-left corner of @focus is on. */
for (i = 0; i < nmonitors; i++)
{
meta_screen_get_monitor_geometry (screen, i, &rect);
if (rect.x <= wrect.x && rect.y <= wrect.y &&
rect.x + rect.width > wrect.x &&
rect.y + rect.height > wrect.y)
return g_boxed_copy (GDK_TYPE_RECTANGLE, &rect);
}
}
meta_screen_get_monitor_geometry (screen, 0, &rect);
return g_boxed_copy (GDK_TYPE_RECTANGLE, &rect);
}
static void
shell_global_get_property(GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
ShellGlobal *global = SHELL_GLOBAL (object);
switch (prop_id)
{
case PROP_OVERLAY_GROUP:
g_value_set_object (value, mutter_plugin_get_overlay_group (global->plugin));
break;
case PROP_SCREEN:
g_value_set_object (value, shell_global_get_screen (global));
break;
case PROP_SCREEN_WIDTH:
{
int width, height;
mutter_plugin_query_screen_size (global->plugin, &width, &height);
g_value_set_int (value, width);
}
break;
case PROP_SCREEN_HEIGHT:
{
int width, height;
mutter_plugin_query_screen_size (global->plugin, &width, &height);
g_value_set_int (value, height);
}
break;
case PROP_STAGE:
g_value_set_object (value, mutter_plugin_get_stage (global->plugin));
break;
case PROP_WINDOW_GROUP:
g_value_set_object (value, mutter_plugin_get_window_group (global->plugin));
break;
case PROP_WINDOW_MANAGER:
g_value_set_object (value, global->wm);
break;
case PROP_DATADIR:
g_value_set_string (value, global->datadir);
break;
case PROP_IMAGEDIR:
g_value_set_string (value, global->imagedir);
break;
case PROP_CONFIGDIR:
g_value_set_string (value, global->configdir);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
update_focus_app (ShellWindowTracker *self)
{
MetaWindow *new_focus_win;
ShellApp *new_focus_app;
new_focus_win = meta_display_get_focus_window (meta_screen_get_display (shell_global_get_screen (shell_global_get ())));
new_focus_app = new_focus_win ? shell_window_tracker_get_window_app (self, new_focus_win) : NULL;
set_focus_app (self, new_focus_app);
}
static void
init_window_tracking (ShellWindowTracker *self)
{
MetaDisplay *display;
MetaScreen *screen = shell_global_get_screen (shell_global_get ());
g_signal_connect (screen, "notify::n-workspaces",
G_CALLBACK (shell_window_tracker_on_n_workspaces_changed), self);
display = meta_screen_get_display (screen);
g_signal_connect (display, "notify::focus-window",
G_CALLBACK (on_focus_window_changed), self);
shell_window_tracker_on_n_workspaces_changed (screen, NULL, self);
}
static void
on_focus_window_changed (MetaDisplay *display,
GParamSpec *spec,
ShellWindowTracker *tracker)
{
MetaScreen *screen;
MetaWindow *new_focus_win;
ShellApp *new_focus_app;
screen = shell_global_get_screen (shell_global_get ());
new_focus_win = meta_display_get_focus_window (display);
new_focus_app = new_focus_win ? g_hash_table_lookup (tracker->window_to_app, new_focus_win) : NULL;
set_focus_app (tracker, new_focus_app);
}
static void
shell_window_tracker_init (ShellWindowTracker *self)
{
MetaScreen *screen;
self->window_to_app = g_hash_table_new_full (g_direct_hash, g_direct_equal,
NULL, (GDestroyNotify) g_object_unref);
self->running_apps = g_hash_table_new (g_str_hash, g_str_equal);
screen = shell_global_get_screen (shell_global_get ());
g_signal_connect (G_OBJECT (screen), "startup-sequence-changed",
G_CALLBACK (on_startup_sequence_changed), self);
load_initial_windows (self);
init_window_tracking (self);
}
static void
load_initial_windows (ShellWindowTracker *monitor)
{
GList *workspaces, *iter;
MetaScreen *screen = shell_global_get_screen (shell_global_get ());
workspaces = meta_screen_get_workspaces (screen);
for (iter = workspaces; iter; iter = iter->next)
{
MetaWorkspace *workspace = iter->data;
GList *windows = meta_workspace_list_windows (workspace);
GList *window_iter;
for (window_iter = windows; window_iter; window_iter = window_iter->next)
{
MetaWindow *window = window_iter->data;
track_window (monitor, window);
}
g_list_free (windows);
}
}
/**
* shell_global_get_monitors:
* @global: the #ShellGlobal
*
* Gets a list of the bounding boxes of the active screen's monitors.
*
* Return value: (transfer full) (element-type GdkRectangle): a list
* of monitor bounding boxes.
*/
GSList *
shell_global_get_monitors (ShellGlobal *global)
{
MetaScreen *screen = shell_global_get_screen (global);
GSList *monitors = NULL;
MetaRectangle rect;
int i;
g_assert (sizeof (MetaRectangle) == sizeof (GdkRectangle) &&
G_STRUCT_OFFSET (MetaRectangle, x) == G_STRUCT_OFFSET (GdkRectangle, x) &&
G_STRUCT_OFFSET (MetaRectangle, y) == G_STRUCT_OFFSET (GdkRectangle, y) &&
G_STRUCT_OFFSET (MetaRectangle, width) == G_STRUCT_OFFSET (GdkRectangle, width) &&
G_STRUCT_OFFSET (MetaRectangle, height) == G_STRUCT_OFFSET (GdkRectangle, height));
for (i = meta_screen_get_n_monitors (screen) - 1; i >= 0; i--)
{
meta_screen_get_monitor_geometry (screen, i, &rect);
monitors = g_slist_prepend (monitors,
g_boxed_copy (GDK_TYPE_RECTANGLE, &rect));
}
return monitors;
}
/**
* shell_recorder_record:
* @recorder: the #ShellRecorder
* @filename_used: (out) (optional): actual filename used for recording
*
* Starts recording, Starting the recording may fail if the output file
* cannot be opened, or if the output stream cannot be created
* for other reasons. In that case a warning is printed to
* stderr. There is no way currently to get details on how
* recording failed to start.
*
* An extra reference count is added to the recorder if recording
* is succesfully started; the recording object will not be freed
* until recording is stopped even if the creator no longer holds
* a reference. Recording is automatically stopped if the stage
* is destroyed.
*
* Return value: %TRUE if recording was succesfully started
*/
gboolean
shell_recorder_record (ShellRecorder *recorder,
char **filename_used)
{
g_return_val_if_fail (SHELL_IS_RECORDER (recorder), FALSE);
g_return_val_if_fail (recorder->stage != NULL, FALSE);
g_return_val_if_fail (recorder->state != RECORDER_STATE_RECORDING, FALSE);
if (!recorder_open_pipeline (recorder))
return FALSE;
if (filename_used)
*filename_used = g_strdup (recorder->current_pipeline->filename);
recorder_connect_stage_callbacks (recorder);
recorder->last_frame_time = GST_CLOCK_TIME_NONE;
recorder->state = RECORDER_STATE_RECORDING;
recorder_update_pointer (recorder);
recorder_add_update_pointer_timeout (recorder);
/* Disable unredirection while we are recoring */
meta_disable_unredirect_for_screen (shell_global_get_screen (shell_global_get ()));
/* Set up repaint hook */
recorder->repaint_hook_id = clutter_threads_add_repaint_func(recorder_repaint_hook, recorder->stage, NULL);
/* Record an initial frame and also redraw with the indicator */
clutter_actor_queue_redraw (CLUTTER_ACTOR (recorder->stage));
/* We keep a ref while recording to let a caller start a recording then
* drop their reference to the recorder
*/
g_object_ref (recorder);
return TRUE;
}
/**
* shell_global_get_app_launch_context:
* @global: A #ShellGlobal
*
* Create a #GAppLaunchContext set up with the correct timestamp, and
* targeted to activate on the current workspace.
*
* Return value: A new #GAppLaunchContext
*/
GAppLaunchContext *
shell_global_create_app_launch_context (ShellGlobal *global)
{
GdkAppLaunchContext *context;
context = gdk_app_launch_context_new ();
gdk_app_launch_context_set_timestamp (context, shell_global_get_current_time (global));
// Make sure that the app is opened on the current workspace even if
// the user switches before it starts
gdk_app_launch_context_set_desktop (context, meta_screen_get_active_workspace_index (shell_global_get_screen (global)));
return (GAppLaunchContext *)context;
}
/**
* shell_app_info_launch_full:
* @timestamp: Event timestamp, or 0 for current event timestamp
* @uris: List of uris to pass to application
* @workspace: Start on this workspace, or -1 for default
* @startup_id: (out): Returned startup notification ID, or %NULL if none
* @error: A #GError
*/
gboolean
shell_app_info_launch_full (ShellAppInfo *info,
guint timestamp,
GList *uris,
int workspace,
char **startup_id,
GError **error)
{
GDesktopAppInfo *gapp;
char *filename;
GdkAppLaunchContext *context;
gboolean ret;
ShellGlobal *global;
MetaScreen *screen;
MetaDisplay *display;
if (startup_id)
*startup_id = NULL;
if (info->type == SHELL_APP_INFO_TYPE_WINDOW)
{
/* We can't pass URIs into a window; shouldn't hit this
* code path. If we do, fix the caller to disallow it.
*/
g_return_val_if_fail (uris == NULL, TRUE);
meta_window_activate (info->window, timestamp);
return TRUE;
}
else if (info->type == SHELL_APP_INFO_TYPE_ENTRY)
{
gapp = g_desktop_app_info_new (shell_app_info_get_id (info));
}
else
{
filename = shell_app_info_get_desktop_file_path (info);
gapp = g_desktop_app_info_new_from_filename (filename);
g_free (filename);
}
if (!gapp)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND, "Not found");
return FALSE;
}
global = shell_global_get ();
screen = shell_global_get_screen (global);
display = meta_screen_get_display (screen);
if (timestamp == 0)
timestamp = clutter_get_current_event_time ();
if (workspace < 0)
workspace = meta_screen_get_active_workspace_index (screen);
context = gdk_app_launch_context_new ();
gdk_app_launch_context_set_timestamp (context, timestamp);
gdk_app_launch_context_set_desktop (context, workspace);
ret = g_app_info_launch (G_APP_INFO (gapp), uris, (GAppLaunchContext*) context, error);
g_object_unref (G_OBJECT (gapp));
return ret;
}
static void
grab_screenshot (ClutterActor *stage,
_screenshot_data *screenshot_data)
{
MetaScreen *screen = shell_global_get_screen (screenshot_data->screenshot->global);
MetaCursorTracker *tracker;
int width, height;
GSimpleAsyncResult *result;
GSettings *settings;
meta_screen_get_size (screen, &width, &height);
do_grab_screenshot (screenshot_data, 0, 0, width, height);
if (meta_screen_get_n_monitors (screen) > 1)
{
cairo_region_t *screen_region = cairo_region_create ();
cairo_region_t *stage_region;
MetaRectangle monitor_rect;
cairo_rectangle_int_t stage_rect;
int i;
cairo_t *cr;
for (i = meta_screen_get_n_monitors (screen) - 1; i >= 0; i--)
{
meta_screen_get_monitor_geometry (screen, i, &monitor_rect);
cairo_region_union_rectangle (screen_region, (const cairo_rectangle_int_t *) &monitor_rect);
}
stage_rect.x = 0;
stage_rect.y = 0;
stage_rect.width = width;
stage_rect.height = height;
stage_region = cairo_region_create_rectangle ((const cairo_rectangle_int_t *) &stage_rect);
cairo_region_xor (stage_region, screen_region);
cairo_region_destroy (screen_region);
cr = cairo_create (screenshot_data->image);
for (i = 0; i < cairo_region_num_rectangles (stage_region); i++)
{
cairo_rectangle_int_t rect;
cairo_region_get_rectangle (stage_region, i, &rect);
cairo_rectangle (cr, (double) rect.x, (double) rect.y, (double) rect.width, (double) rect.height);
cairo_fill (cr);
}
cairo_destroy (cr);
cairo_region_destroy (stage_region);
}
screenshot_data->screenshot_area.x = 0;
screenshot_data->screenshot_area.y = 0;
screenshot_data->screenshot_area.width = width;
screenshot_data->screenshot_area.height = height;
settings = g_settings_new (A11Y_APPS_SCHEMA);
if (screenshot_data->include_cursor &&
!g_settings_get_boolean (settings, MAGNIFIER_ACTIVE_KEY))
{
tracker = meta_cursor_tracker_get_for_screen (screen);
_draw_cursor_image (tracker, screenshot_data->image, screenshot_data->screenshot_area);
}
g_object_unref (settings);
g_signal_handlers_disconnect_by_func (stage, (void *)grab_screenshot, (gpointer)screenshot_data);
result = g_simple_async_result_new (NULL, on_screenshot_written, (gpointer)screenshot_data, grab_screenshot);
g_simple_async_result_run_in_thread (result, write_screenshot_thread, G_PRIORITY_DEFAULT, NULL);
g_object_unref (result);
}
/**
* shell_screenshot_screenshot_window:
* @screenshot: the #ShellScreenshot
* @include_frame: Whether to include the frame or not
* @include_cursor: Whether to include the cursor or not
* @filename: The filename for the screenshot
* @callback: (scope async): function to call returning success or failure
* of the async grabbing
*
* Takes a screenshot of the focused window (optionally omitting the frame)
* in @filename as png image.
*
*/
void
shell_screenshot_screenshot_window (ShellScreenshot *screenshot,
gboolean include_frame,
gboolean include_cursor,
const char *filename,
ShellScreenshotCallback callback)
{
GSimpleAsyncResult *result;
GSettings *settings;
_screenshot_data *screenshot_data = g_new0 (_screenshot_data, 1);
MetaScreen *screen = shell_global_get_screen (screenshot->global);
MetaCursorTracker *tracker;
MetaDisplay *display = meta_screen_get_display (screen);
MetaWindow *window = meta_display_get_focus_window (display);
ClutterActor *window_actor;
gfloat actor_x, actor_y;
MetaShapedTexture *stex;
MetaRectangle rect;
cairo_rectangle_int_t clip;
screenshot_data->screenshot = g_object_ref (screenshot);
screenshot_data->filename = g_strdup (filename);
screenshot_data->callback = callback;
if (!window)
{
screenshot_data->filename_used = g_strdup ("");
result = g_simple_async_result_new (NULL, on_screenshot_written, (gpointer)screenshot_data, shell_screenshot_screenshot_window);
g_simple_async_result_set_op_res_gboolean (result, FALSE);
g_simple_async_result_complete (result);
g_object_unref (result);
return;
}
window_actor = CLUTTER_ACTOR (meta_window_get_compositor_private (window));
clutter_actor_get_position (window_actor, &actor_x, &actor_y);
if (include_frame || !meta_window_get_frame (window))
{
meta_window_get_outer_rect (window, &rect);
screenshot_data->screenshot_area.x = rect.x;
screenshot_data->screenshot_area.y = rect.y;
clip.x = rect.x - (gint) actor_x;
clip.y = rect.y - (gint) actor_y;
}
else
{
rect = *meta_window_get_rect (window);
screenshot_data->screenshot_area.x = (gint) actor_x + rect.x;
screenshot_data->screenshot_area.y = (gint) actor_y + rect.y;
clip.x = rect.x;
clip.y = rect.y;
}
clip.width = screenshot_data->screenshot_area.width = rect.width;
clip.height = screenshot_data->screenshot_area.height = rect.height;
stex = META_SHAPED_TEXTURE (meta_window_actor_get_texture (META_WINDOW_ACTOR (window_actor)));
screenshot_data->image = meta_shaped_texture_get_image (stex, &clip);
settings = g_settings_new (A11Y_APPS_SCHEMA);
if (include_cursor && !g_settings_get_boolean (settings, MAGNIFIER_ACTIVE_KEY))
{
tracker = meta_cursor_tracker_get_for_screen (screen);
_draw_cursor_image (tracker, screenshot_data->image, screenshot_data->screenshot_area);
}
g_object_unref (settings);
result = g_simple_async_result_new (NULL, on_screenshot_written, (gpointer)screenshot_data, shell_screenshot_screenshot_window);
g_simple_async_result_run_in_thread (result, write_screenshot_thread, G_PRIORITY_DEFAULT, NULL);
g_object_unref (result);
}
/**
* shell_app_info_launch_full:
* @timestamp: Event timestamp, or 0 for current event timestamp
* @uris: List of uris to pass to application
* @workspace: Start on this workspace, or -1 for default
* @startup_id: (out): Returned startup notification ID, or %NULL if none
* @error: A #GError
*/
gboolean
shell_app_info_launch_full (ShellAppInfo *info,
guint timestamp,
GList *uris,
int workspace,
char **startup_id,
GError **error)
{
ShellApp *shell_app;
GDesktopAppInfo *gapp;
GdkAppLaunchContext *context;
gboolean ret;
ShellGlobal *global;
MetaScreen *screen;
if (startup_id)
*startup_id = NULL;
if (info->type == SHELL_APP_INFO_TYPE_WINDOW)
{
/* We can't pass URIs into a window; shouldn't hit this
* code path. If we do, fix the caller to disallow it.
*/
g_return_val_if_fail (uris == NULL, TRUE);
meta_window_activate (info->window, timestamp);
return TRUE;
}
else if (info->type == SHELL_APP_INFO_TYPE_ENTRY)
{
/* Can't use g_desktop_app_info_new, see bug 614879 */
const char *filename = gmenu_tree_entry_get_desktop_file_path ((GMenuTreeEntry *)info->entry);
gapp = g_desktop_app_info_new_from_filename (filename);
}
else
{
char *filename = shell_app_info_get_desktop_file_path (info);
gapp = g_desktop_app_info_new_from_filename (filename);
g_free (filename);
}
if (!gapp)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND, "Not found");
return FALSE;
}
global = shell_global_get ();
screen = shell_global_get_screen (global);
if (timestamp == 0)
timestamp = clutter_get_current_event_time ();
if (workspace < 0)
workspace = meta_screen_get_active_workspace_index (screen);
context = gdk_app_launch_context_new ();
gdk_app_launch_context_set_timestamp (context, timestamp);
gdk_app_launch_context_set_desktop (context, workspace);
shell_app = shell_app_system_get_app (shell_app_system_get_default (),
shell_app_info_get_id (info));
/* In the case where we know an app, we handle reaping the child internally,
* in the window tracker.
*/
if (shell_app != NULL)
ret = g_desktop_app_info_launch_uris_as_manager (gapp, uris,
G_APP_LAUNCH_CONTEXT (context),
G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD,
NULL, NULL,
_gather_pid_callback, shell_app,
error);
else
ret = g_desktop_app_info_launch_uris_as_manager (gapp, uris,
G_APP_LAUNCH_CONTEXT (context),
G_SPAWN_SEARCH_PATH,
NULL, NULL,
NULL, NULL,
error);
g_object_unref (G_OBJECT (gapp));
return ret;
}
