/* Dump actors */
static void _xfdashboard_dump_actor_print(ClutterActor *inActor, gint inLevel)
{
XfdashboardStylable *stylable;
ClutterActorBox allocation;
gint i;
g_return_if_fail(CLUTTER_IS_ACTOR(inActor));
g_return_if_fail(inLevel>=0);
/* Check if actor is stylable to retrieve style configuration */
stylable=NULL;
if(XFDASHBOARD_IS_STYLABLE(inActor)) stylable=XFDASHBOARD_STYLABLE(inActor);
/* Dump actor */
for(i=0; i<inLevel; i++) g_print(" ");
clutter_actor_get_allocation_box(inActor, &allocation);
g_print("+- %s@%p [%s%s%s%s%s%s] - geometry: %.2f,%.2f [%.2fx%.2f], mapped: %s, visible: %s, layout: %s, children: %d\n",
G_OBJECT_TYPE_NAME(inActor), inActor,
clutter_actor_get_name(inActor) ? " #" : "",
clutter_actor_get_name(inActor) ? clutter_actor_get_name(inActor) : "",
stylable && xfdashboard_stylable_get_classes(stylable) ? "." : "",
stylable && xfdashboard_stylable_get_classes(stylable) ? xfdashboard_stylable_get_classes(stylable) : "",
stylable && xfdashboard_stylable_get_pseudo_classes(stylable) ? ":" : "",
stylable && xfdashboard_stylable_get_pseudo_classes(stylable) ? xfdashboard_stylable_get_pseudo_classes(stylable) : "",
allocation.x1,
allocation.y1,
allocation.x2-allocation.x1,
allocation.y2-allocation.y1,
clutter_actor_is_mapped(inActor) ? "yes" : "no",
clutter_actor_is_visible(inActor) ? "yes" : "no",
clutter_actor_get_layout_manager(inActor) ? G_OBJECT_TYPE_NAME(clutter_actor_get_layout_manager(inActor)) : "none",
clutter_actor_get_n_children(inActor));
}
/* Dump actors */
static void _xfdashboard_dump_actor_internal(ClutterActor *inActor, gint inLevel)
{
ClutterActorIter iter;
ClutterActor *child;
gint i;
g_return_if_fail(CLUTTER_IS_ACTOR(inActor));
g_return_if_fail(inLevel>=0);
clutter_actor_iter_init(&iter, CLUTTER_ACTOR(inActor));
while(clutter_actor_iter_next(&iter, &child))
{
for(i=0; i<inLevel; i++) g_print(" ");
g_print("+- %s@%p - name: %s - geometry: %.2f,%.2f [%.2fx%.2f], mapped: %s, visible: %s, children: %d\n",
G_OBJECT_TYPE_NAME(child), child,
clutter_actor_get_name(child),
clutter_actor_get_x(child),
clutter_actor_get_y(child),
clutter_actor_get_width(child),
clutter_actor_get_height(child),
clutter_actor_is_mapped(child) ? "yes" : "no",
clutter_actor_is_visible(child) ? "yes" : "no",
clutter_actor_get_n_children(child));
if(clutter_actor_get_n_children(child)>0) _xfdashboard_dump_actor_internal(child, inLevel+1);
}
}
static GSList *
master_clock_list_ready_stages (ClutterMasterClockDefault *master_clock)
{
ClutterStageManager *stage_manager = clutter_stage_manager_get_default ();
const GSList *stages, *l;
GSList *result;
stages = clutter_stage_manager_peek_stages (stage_manager);
result = NULL;
for (l = stages; l != NULL; l = l->next)
{
gint64 update_time = _clutter_stage_get_update_time (l->data);
/* We carefully avoid to update stages that aren't mapped, because
* they have nothing to render and this could cause a deadlock with
* some of the SwapBuffers implementations (in particular
* GLX_INTEL_swap_event is not emitted if nothing was rendered).
*
* Also, if a stage has a swap-buffers pending we don't want to draw
* to it in case the driver may block the CPU while it waits for the
* next backbuffer to become available.
*
* TODO: We should be able to identify if we are running triple or N
* buffered and in these cases we can still draw if there is 1 swap
* pending so we can hopefully always be ready to swap for the next
* vblank and really match the vsync frequency.
*/
if (clutter_actor_is_mapped (l->data) &&
update_time != -1 && update_time <= master_clock->cur_tick)
result = g_slist_prepend (result, g_object_ref (l->data));
}
return g_slist_reverse (result);
}
/*
* master_clock_is_running:
* @master_clock: a #ClutterMasterClock
*
* Checks if we should currently be advancing timelines or redrawing
* stages.
*
* Return value: %TRUE if the #ClutterMasterClock has at least
* one running timeline
*/
static gboolean
master_clock_is_running (ClutterMasterClockDefault *master_clock)
{
ClutterStageManager *stage_manager = clutter_stage_manager_get_default ();
const GSList *stages, *l;
stages = clutter_stage_manager_peek_stages (stage_manager);
if (master_clock->paused)
return FALSE;
if (master_clock->timelines)
return TRUE;
for (l = stages; l; l = l->next)
{
if (clutter_actor_is_mapped (l->data) &&
(_clutter_stage_has_queued_events (l->data) ||
_clutter_stage_needs_update (l->data)))
return TRUE;
}
if (master_clock->ensure_next_iteration)
{
master_clock->ensure_next_iteration = FALSE;
return TRUE;
}
return FALSE;
}
/* Check if actor can get focus */
static gboolean _xfdashboard_actor_focusable_can_focus(XfdashboardFocusable *inFocusable)
{
XfdashboardActor *self;
XfdashboardActorPrivate *priv;
g_return_val_if_fail(XFDASHBOARD_IS_FOCUSABLE(inFocusable), FALSE);
g_return_val_if_fail(XFDASHBOARD_IS_ACTOR(inFocusable), FALSE);
self=XFDASHBOARD_ACTOR(inFocusable);
priv=self->priv;
/* This actor can only be focused if it is mapped, visible and reactive */
if(priv->canFocus &&
clutter_actor_is_mapped(CLUTTER_ACTOR(self)) &&
clutter_actor_is_visible(CLUTTER_ACTOR(self)) &&
clutter_actor_get_reactive(CLUTTER_ACTOR(self)))
{
return(TRUE);
}
/* If we get here this actor does not fulfill the requirements to get focus */
return(FALSE);
}
/* Invalidate style to recompute styles */
static void _xfdashboard_actor_stylable_invalidate(XfdashboardStylable *inStylable)
{
XfdashboardActor *self;
XfdashboardActorPrivate *priv;
XfdashboardActorClass *klass;
XfdashboardTheme *theme;
XfdashboardThemeCSS *themeCSS;
GHashTable *possibleStyleSet;
GParamSpec *paramSpec;
GHashTableIter hashIter;
GHashTable *themeStyleSet;
gchar *styleName;
XfdashboardThemeCSSValue *styleValue;
gboolean didChange;
#ifdef DEBUG
gboolean doDebug=FALSE;
#endif
g_return_if_fail(XFDASHBOARD_IS_ACTOR(inStylable));
self=XFDASHBOARD_ACTOR(inStylable);
priv=self->priv;
klass=XFDASHBOARD_ACTOR_GET_CLASS(self);
didChange=FALSE;
/* Only recompute style for mapped actors or if revalidation was forced */
if(!priv->forceStyleRevalidation && !clutter_actor_is_mapped(CLUTTER_ACTOR(self))) return;
/* Get theme CSS */
theme=xfdashboard_application_get_theme(NULL);
themeCSS=xfdashboard_theme_get_css(theme);
/* First get list of all stylable properties of this and parent classes.
* It is used to determine if key in theme style sets are valid.
*/
possibleStyleSet=xfdashboard_actor_get_stylable_properties_full(klass);
#ifdef DEBUG
if(doDebug)
{
gint i=0;
gchar *defaultsKey;
GValue defaultsVal=G_VALUE_INIT;
gchar *defaultsValStr;
GParamSpec *realParamSpec;
XFDASHBOARD_DEBUG(self, STYLE,
"Got param specs for %p (%s) with class '%s' and pseudo-class '%s'",
self,
G_OBJECT_TYPE_NAME(self),
priv->styleClasses,
priv->stylePseudoClasses);
g_hash_table_iter_init(&hashIter, possibleStyleSet);
while(g_hash_table_iter_next(&hashIter, (gpointer*)&defaultsKey, (gpointer*)¶mSpec))
{
realParamSpec=(GParamSpec*)g_param_spec_get_qdata(paramSpec, XFDASHBOARD_ACTOR_PARAM_SPEC_REF);
g_value_init(&defaultsVal, G_PARAM_SPEC_VALUE_TYPE(realParamSpec));
g_param_value_set_default(realParamSpec, &defaultsVal);
defaultsValStr=g_strdup_value_contents(&defaultsVal);
XFDASHBOARD_DEBUG(self, STYLE,
"%d: param spec [%s] %s=%s\n",
++i,
G_OBJECT_CLASS_NAME(klass),
defaultsKey,
defaultsValStr);
g_free(defaultsValStr);
g_value_unset(&defaultsVal);
}
XFDASHBOARD_DEBUG(self, STYLE, "End of param specs");
}
#endif
/* Get style information from theme */
themeStyleSet=xfdashboard_theme_css_get_properties(themeCSS, XFDASHBOARD_STYLABLE(self));
#ifdef DEBUG
if(doDebug)
{
gint i=0;
XFDASHBOARD_DEBUG(self, STYLE,
"Got styles from theme for %p (%s) with class '%s' and pseudo-class '%s'",
self,
G_OBJECT_TYPE_NAME(self),
priv->styleClasses,
priv->stylePseudoClasses);
g_hash_table_iter_init(&hashIter, themeStyleSet);
while(g_hash_table_iter_next(&hashIter, (gpointer*)&styleName, (gpointer*)&styleValue))
{
XFDASHBOARD_DEBUG(self, STYLE,
"%d: [%s] %s=%s\n",
++i,
styleValue->source,
(gchar*)styleName,
styleValue->string);
}
XFDASHBOARD_DEBUG(self, STYLE, "End of styles from theme");
}
#endif
/* The 'property-changed' notification will be freezed and thawed
* (fired at once) after all stylable properties of this instance are set.
*/
g_object_freeze_notify(G_OBJECT(self));
/* Iterate through style information retrieved from theme and
* set the corresponding property in object instance if key
* is valid.
*/
g_hash_table_iter_init(&hashIter, themeStyleSet);
while(g_hash_table_iter_next(&hashIter, (gpointer*)&styleName, (gpointer*)&styleValue))
{
GValue cssValue=G_VALUE_INIT;
GValue propertyValue=G_VALUE_INIT;
GParamSpec *realParamSpec;
/* Check if key is a valid object property name */
if(!g_hash_table_lookup_extended(possibleStyleSet, styleName, NULL, (gpointer*)¶mSpec)) continue;
/* Get original referenced parameter specification. It does not need
* to be referenced while converting because it is valid as this
* value is stored in hashtable.
*/
realParamSpec=(GParamSpec*)g_param_spec_get_qdata(paramSpec, XFDASHBOARD_ACTOR_PARAM_SPEC_REF);
/* Convert style value to type of object property and set value
* if conversion was successful. Otherwise do nothing.
*/
g_value_init(&cssValue, G_TYPE_STRING);
g_value_set_string(&cssValue, styleValue->string);
g_value_init(&propertyValue, G_PARAM_SPEC_VALUE_TYPE(realParamSpec));
if(g_param_value_convert(realParamSpec, &cssValue, &propertyValue, FALSE))
{
g_object_set_property(G_OBJECT(self), styleName, &propertyValue);
didChange=TRUE;
#ifdef DEBUG
if(doDebug)
{
gchar *valstr;
valstr=g_strdup_value_contents(&propertyValue);
XFDASHBOARD_DEBUG(self, STYLE,
"Setting theme value of style property [%s] %s=%s\n",
G_OBJECT_CLASS_NAME(klass),
styleName,
valstr);
g_free(valstr);
}
#endif
}
else
{
g_warning(_("Could not transform CSS string value for property '%s' to type %s of class %s"),
styleName, g_type_name(G_PARAM_SPEC_VALUE_TYPE(realParamSpec)), G_OBJECT_CLASS_NAME(klass));
}
/* Release allocated resources */
g_value_unset(&propertyValue);
g_value_unset(&cssValue);
}
/* Now remove all duplicate keys in set of properties changed we set the last
* time. The remaining keys determine the properties which were set the last
* time but not this time and should be restored to their default values.
*/
if(priv->lastThemeStyleSet)
{
/* Remove duplicate keys from set of last changed properties */
g_hash_table_foreach_remove(priv->lastThemeStyleSet, (GHRFunc)_xfdashboard_actor_hashtable_is_duplicate_key, themeStyleSet);
/* Iterate through remaining key and restore corresponding object properties
* to their default values.
*/
g_hash_table_iter_init(&hashIter, priv->lastThemeStyleSet);
while(g_hash_table_iter_next(&hashIter, (gpointer*)&styleName, (gpointer*)¶mSpec))
{
GValue propertyValue=G_VALUE_INIT;
GParamSpec *realParamSpec;
/* Check if key is a valid object property name */
if(!g_hash_table_lookup_extended(possibleStyleSet, styleName, NULL, (gpointer*)¶mSpec)) continue;
/* Get original referenced parameter specification. It does not need
* to be referenced while converting because it is valid as this
* value is stored in hashtable.
*/
realParamSpec=(GParamSpec*)g_param_spec_get_qdata(paramSpec, XFDASHBOARD_ACTOR_PARAM_SPEC_REF);
/* Initialize property value to its type and default value */
g_value_init(&propertyValue, G_PARAM_SPEC_VALUE_TYPE(realParamSpec));
g_param_value_set_default(realParamSpec, &propertyValue);
/* Set value at object property */
g_object_set_property(G_OBJECT(self), styleName, &propertyValue);
didChange=TRUE;
#ifdef DEBUG
if(doDebug)
{
gchar *valstr;
valstr=g_strdup_value_contents(&propertyValue);
XFDASHBOARD_DEBUG(self, STYLE,
"Restoring default value of style property [%s] %s=%s\n",
G_OBJECT_CLASS_NAME(klass),
styleName,
valstr);
g_free(valstr);
}
#endif
/* Release allocated resources */
g_value_unset(&propertyValue);
}
/* Release resources of set of last changed properties as we do not need
* it anymore.
*/
g_hash_table_destroy(priv->lastThemeStyleSet);
priv->lastThemeStyleSet=NULL;
}
/* Remember this set of changed properties for next time to determine properties
* which need to be restored to their default value.
*/
priv->lastThemeStyleSet=themeStyleSet;
/* Release allocated resources */
g_hash_table_destroy(possibleStyleSet);
/* Force a redraw if any change was made at this actor */
if(didChange) clutter_actor_queue_redraw(CLUTTER_ACTOR(self));
/* Reset force style revalidation flag because it's done now */
priv->forceStyleRevalidation=FALSE;
/* All stylable properties are set now. So thaw 'property-changed'
* notification now and fire all notifications at once.
*/
g_object_thaw_notify(G_OBJECT(self));
}
