static void _xfdashboard_live_workspace_get_preferred_width(ClutterActor *self,
gfloat inForHeight,
gfloat *outMinWidth,
gfloat *outNaturalWidth)
{
XfdashboardLiveWorkspacePrivate *priv=XFDASHBOARD_LIVE_WORKSPACE(self)->priv;
gfloat minWidth, naturalWidth;
gfloat childWidth, childHeight;
minWidth=naturalWidth=0.0f;
/* Determine size of workspace if available (should usually be the largest actor) */
if(priv->workspace)
{
childWidth=(gfloat)xfdashboard_window_tracker_workspace_get_width(priv->workspace);
childHeight=(gfloat)xfdashboard_window_tracker_workspace_get_height(priv->workspace);
if(inForHeight<0.0f) naturalWidth=childWidth;
else naturalWidth=(childWidth/childHeight)*inForHeight;
}
/* Store sizes computed */
if(outMinWidth) *outMinWidth=minWidth;
if(outNaturalWidth) *outNaturalWidth=naturalWidth;
}
/* Find live workspace actor for native workspace */
static XfdashboardLiveWorkspace* _xfdashboard_workspace_selector_find_actor_for_workspace(XfdashboardWorkspaceSelector *self,
XfdashboardWindowTrackerWorkspace *inWorkspace)
{
ClutterActorIter iter;
ClutterActor *child;
XfdashboardLiveWorkspace *liveWorkspace;
g_return_val_if_fail(XFDASHBOARD_IS_WORKSPACE_SELECTOR(self), NULL);
g_return_val_if_fail(XFDASHBOARD_IS_WINDOW_TRACKER_WORKSPACE(inWorkspace), NULL);
/* Iterate through workspace actor and lookup the one handling requesting workspace */
clutter_actor_iter_init(&iter, CLUTTER_ACTOR(self));
while(clutter_actor_iter_next(&iter, &child))
{
if(XFDASHBOARD_IS_LIVE_WORKSPACE(child))
{
liveWorkspace=XFDASHBOARD_LIVE_WORKSPACE(child);
if(xfdashboard_live_workspace_get_workspace(liveWorkspace)==inWorkspace)
{
return(liveWorkspace);
}
}
}
return(NULL);
}
/* Window stacking has changed */
static void _xfdashboard_live_workspace_on_window_stacking_changed(XfdashboardLiveWorkspace *self,
gpointer inUserData)
{
XfdashboardLiveWorkspacePrivate *priv=XFDASHBOARD_LIVE_WORKSPACE(self)->priv;
GList *windows;
XfdashboardWindowTrackerWindow *window;
ClutterActor *actor;
g_return_if_fail(XFDASHBOARD_IS_LIVE_WORKSPACE(self));
priv=self->priv;
/* Get stacked order of windows */
windows=xfdashboard_window_tracker_get_windows_stacked(priv->windowTracker);
/* Iterate through list of stacked window from beginning to end
* and reinsert each window found to bottom of this actor
*/
for( ; windows; windows=g_list_next(windows))
{
/* Get window and find corresponding actor */
window=XFDASHBOARD_WINDOW_TRACKER_WINDOW(windows->data);
if(!window) continue;
actor=_xfdashboard_live_workspace_find_by_window(self, window);
if(!actor) continue;
/* If we get here the window actor was found so move to bottom */
g_object_ref(actor);
clutter_actor_remove_child(CLUTTER_ACTOR(self), actor);
clutter_actor_insert_child_above(CLUTTER_ACTOR(self), actor, NULL);
g_object_unref(actor);
}
}
/* Allocate position and size of actor and its children */
static void _xfdashboard_live_workspace_allocate(ClutterActor *self,
const ClutterActorBox *inBox,
ClutterAllocationFlags inFlags)
{
XfdashboardLiveWorkspacePrivate *priv=XFDASHBOARD_LIVE_WORKSPACE(self)->priv;
gfloat availableWidth, availableHeight;
gfloat workspaceWidth, workspaceHeight;
ClutterContent *content;
XfdashboardWindowTrackerWindow *window;
gint x, y, w, h;
ClutterActor *child;
ClutterActorIter iter;
ClutterActorBox childAllocation={ 0, };
/* Chain up to store the allocation of the actor */
CLUTTER_ACTOR_CLASS(xfdashboard_live_workspace_parent_class)->allocate(self, inBox, inFlags);
/* If we handle no workspace to not set allocation of children */
if(!priv->workspace) return;
/* Get size of workspace and this allocation as it is needed
* to calculate translated position and size
*/
clutter_actor_box_get_size(inBox, &availableWidth, &availableHeight);
workspaceWidth=(gfloat)xfdashboard_window_tracker_workspace_get_width(priv->workspace);
workspaceHeight=(gfloat)xfdashboard_window_tracker_workspace_get_height(priv->workspace);
/* Iterate through window actors, calculate translated allocation of
* position and size to available size of this actor
*/
clutter_actor_iter_init(&iter, self);
while(clutter_actor_iter_next(&iter, &child))
{
/* Get window actor */
if(!CLUTTER_IS_ACTOR(child)) continue;
/* Get associated window */
content=clutter_actor_get_content(child);
if(!content || !XFDASHBOARD_IS_WINDOW_CONTENT(content)) continue;
window=xfdashboard_window_content_get_window(XFDASHBOARD_WINDOW_CONTENT(content));
if(!window) continue;
/* Get real size of child */
xfdashboard_window_tracker_window_get_position_size(window, &x, &y, &w, &h);
/* Calculate translated position and size of child */
childAllocation.x1=ceil((x/workspaceWidth)*availableWidth);
childAllocation.y1=ceil((y/workspaceHeight)*availableHeight);
childAllocation.x2=childAllocation.x1+ceil((w/workspaceWidth)*availableWidth);
childAllocation.y2=childAllocation.y1+ceil((h/workspaceHeight)*availableHeight);
/* Set allocation of child */
clutter_actor_allocate(child, &childAllocation, inFlags);
}
}
/* A live workspace was clicked */
static void _xfdashboard_workspace_selector_on_workspace_clicked(XfdashboardWorkspaceSelector *self,
gpointer inUserData)
{
XfdashboardLiveWorkspace *liveWorkspace;
g_return_if_fail(XFDASHBOARD_IS_WORKSPACE_SELECTOR(self));
g_return_if_fail(XFDASHBOARD_IS_LIVE_WORKSPACE(inUserData));
liveWorkspace=XFDASHBOARD_LIVE_WORKSPACE(inUserData);
/* Active workspace */
xfdashboard_window_tracker_workspace_activate(xfdashboard_live_workspace_get_workspace(liveWorkspace));
/* Quit application */
xfdashboard_application_quit();
}
/* Activate selection */
static gboolean _xfdashboard_workspace_selector_focusable_activate_selection(XfdashboardFocusable *inFocusable,
ClutterActor *inSelection)
{
XfdashboardWorkspaceSelector *self;
XfdashboardLiveWorkspace *actor;
XfdashboardWindowTrackerWorkspace *workspace;
g_return_val_if_fail(XFDASHBOARD_IS_FOCUSABLE(inFocusable), FALSE);
g_return_val_if_fail(XFDASHBOARD_IS_WORKSPACE_SELECTOR(inFocusable), FALSE);
g_return_val_if_fail(XFDASHBOARD_IS_LIVE_WORKSPACE(inSelection), FALSE);
self=XFDASHBOARD_WORKSPACE_SELECTOR(inFocusable);
actor=XFDASHBOARD_LIVE_WORKSPACE(inSelection);
workspace=NULL;
/* Check that selection is a child of this actor */
if(!xfdashboard_actor_contains_child_deep(CLUTTER_ACTOR(self), inSelection))
{
ClutterActor *parent;
parent=clutter_actor_get_parent(inSelection);
g_warning(_("%s is a child of %s and cannot be selected at %s"),
G_OBJECT_TYPE_NAME(inSelection),
parent ? G_OBJECT_TYPE_NAME(parent) : "<nil>",
G_OBJECT_TYPE_NAME(self));
}
/* Get workspace of new selection and set new selection*/
workspace=xfdashboard_live_workspace_get_workspace(actor);
if(workspace)
{
/* Activate workspace */
xfdashboard_window_tracker_workspace_activate(workspace);
/* Quit application */
xfdashboard_application_quit();
/* Activation was successful */
return(TRUE);
}
/* Activation was unsuccessful if we get here */
g_warning(_("Could not determine workspace of %s to set selection at %s"),
G_OBJECT_TYPE_NAME(actor),
G_OBJECT_TYPE_NAME(self));
return(FALSE);
}
static void _xfdashboard_live_workspace_get_property(GObject *inObject,
guint inPropID,
GValue *outValue,
GParamSpec *inSpec)
{
XfdashboardLiveWorkspace *self=XFDASHBOARD_LIVE_WORKSPACE(inObject);
switch(inPropID)
{
case PROP_WORKSPACE:
g_value_set_object(outValue, self->priv->workspace);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(inObject, inPropID, inSpec);
break;
}
}
/* Dispose this object */
static void _xfdashboard_live_workspace_dispose(GObject *inObject)
{
XfdashboardLiveWorkspace *self=XFDASHBOARD_LIVE_WORKSPACE(inObject);
XfdashboardLiveWorkspacePrivate *priv=self->priv;
/* Dispose allocated resources */
if(priv->windowTracker)
{
g_signal_handlers_disconnect_by_data(priv->windowTracker, self);
g_object_unref(priv->windowTracker);
priv->windowTracker=NULL;
}
if(priv->workspace)
{
g_signal_handlers_disconnect_by_data(priv->workspace, self);
priv->workspace=NULL;
}
/* Call parent's class dispose method */
G_OBJECT_CLASS(xfdashboard_live_workspace_parent_class)->dispose(inObject);
}
/* Find requested selection target depending of current selection */
static ClutterActor* _xfdashboard_workspace_selector_focusable_find_selection(XfdashboardFocusable *inFocusable,
ClutterActor *inSelection,
XfdashboardSelectionTarget inDirection)
{
XfdashboardWorkspaceSelector *self;
XfdashboardWorkspaceSelectorPrivate *priv;
XfdashboardLiveWorkspace *selection;
ClutterActor *newSelection;
g_return_val_if_fail(XFDASHBOARD_IS_FOCUSABLE(inFocusable), NULL);
g_return_val_if_fail(XFDASHBOARD_IS_WORKSPACE_SELECTOR(inFocusable), NULL);
g_return_val_if_fail(!inSelection || XFDASHBOARD_IS_LIVE_WORKSPACE(inSelection), NULL);
self=XFDASHBOARD_WORKSPACE_SELECTOR(inFocusable);
priv=self->priv;
newSelection=NULL;
selection=NULL;
/* Find actor for current active workspace which is also the current selection */
if(priv->activeWorkspace)
{
selection=_xfdashboard_workspace_selector_find_actor_for_workspace(self, priv->activeWorkspace);
}
if(!selection) return(NULL);
/* If there is nothing selected return currently determined actor which is
* the current active workspace.
*/
if(!inSelection)
{
g_debug("No selection at %s, so select first child %s for direction %u",
G_OBJECT_TYPE_NAME(self),
selection ? G_OBJECT_TYPE_NAME(selection) : "<nil>",
inDirection);
return(CLUTTER_ACTOR(selection));
}
/* Check that selection is a child of this actor otherwise return NULL */
if(!xfdashboard_actor_contains_child_deep(CLUTTER_ACTOR(self), inSelection))
{
ClutterActor *parent;
parent=clutter_actor_get_parent(inSelection);
g_warning(_("Cannot lookup selection target at %s because %s is a child of %s"),
G_OBJECT_TYPE_NAME(self),
G_OBJECT_TYPE_NAME(inSelection),
parent ? G_OBJECT_TYPE_NAME(parent) : "<nil>");
return(NULL);
}
/* Find target selection */
switch(inDirection)
{
case XFDASHBOARD_SELECTION_TARGET_LEFT:
if(priv->orientation==CLUTTER_ORIENTATION_HORIZONTAL)
{
newSelection=clutter_actor_get_previous_sibling(CLUTTER_ACTOR(selection));
}
break;
case XFDASHBOARD_SELECTION_TARGET_UP:
if(priv->orientation==CLUTTER_ORIENTATION_VERTICAL)
{
newSelection=clutter_actor_get_previous_sibling(CLUTTER_ACTOR(selection));
}
break;
case XFDASHBOARD_SELECTION_TARGET_RIGHT:
if(priv->orientation==CLUTTER_ORIENTATION_HORIZONTAL)
{
newSelection=clutter_actor_get_next_sibling(CLUTTER_ACTOR(selection));
}
break;
case XFDASHBOARD_SELECTION_TARGET_DOWN:
if(priv->orientation==CLUTTER_ORIENTATION_VERTICAL)
{
newSelection=clutter_actor_get_next_sibling(CLUTTER_ACTOR(selection));
}
break;
case XFDASHBOARD_SELECTION_TARGET_FIRST:
case XFDASHBOARD_SELECTION_TARGET_PAGE_UP:
case XFDASHBOARD_SELECTION_TARGET_PAGE_LEFT:
if(inDirection==XFDASHBOARD_SELECTION_TARGET_FIRST ||
(inDirection==XFDASHBOARD_SELECTION_TARGET_PAGE_UP && priv->orientation==CLUTTER_ORIENTATION_VERTICAL) ||
(inDirection==XFDASHBOARD_SELECTION_TARGET_PAGE_LEFT && priv->orientation==CLUTTER_ORIENTATION_HORIZONTAL))
{
newSelection=clutter_actor_get_first_child(CLUTTER_ACTOR(self));
}
break;
case XFDASHBOARD_SELECTION_TARGET_LAST:
case XFDASHBOARD_SELECTION_TARGET_PAGE_DOWN:
case XFDASHBOARD_SELECTION_TARGET_PAGE_RIGHT:
if(inDirection==XFDASHBOARD_SELECTION_TARGET_LAST ||
(inDirection==XFDASHBOARD_SELECTION_TARGET_PAGE_DOWN && priv->orientation==CLUTTER_ORIENTATION_VERTICAL) ||
(inDirection==XFDASHBOARD_SELECTION_TARGET_PAGE_RIGHT && priv->orientation==CLUTTER_ORIENTATION_HORIZONTAL))
{
newSelection=clutter_actor_get_last_child(CLUTTER_ACTOR(self));
}
break;
case XFDASHBOARD_SELECTION_TARGET_NEXT:
newSelection=clutter_actor_get_next_sibling(CLUTTER_ACTOR(selection));
if(!newSelection) newSelection=clutter_actor_get_previous_sibling(CLUTTER_ACTOR(selection));
break;
default:
{
gchar *valueName;
valueName=xfdashboard_get_enum_value_name(XFDASHBOARD_TYPE_SELECTION_TARGET, inDirection);
g_critical(_("Focusable object %s does not handle selection direction of type %s."),
G_OBJECT_TYPE_NAME(self),
valueName);
g_free(valueName);
}
break;
}
/* If new selection could be found override current selection with it */
if(newSelection && XFDASHBOARD_IS_LIVE_WORKSPACE(newSelection))
{
selection=XFDASHBOARD_LIVE_WORKSPACE(newSelection);
}
/* Return new selection found */
g_debug("Selecting %s at %s for current selection %s in direction %u",
selection ? G_OBJECT_TYPE_NAME(selection) : "<nil>",
G_OBJECT_TYPE_NAME(self),
inSelection ? G_OBJECT_TYPE_NAME(inSelection) : "<nil>",
inDirection);
return(CLUTTER_ACTOR(selection));
}