Fix panel stacking with respect to fullscreen windows and screensaver. #571827

Because we can't set the stage input area to a non-rectangular shape,
we don't allow the panel to be partially overlapped; it is always either
on top, or else completely hidden.
This commit is contained in:
Dan Winship 2009-03-12 17:13:08 -04:00
parent dcc0f368bd
commit 1fcaafdb58
2 changed files with 52 additions and 2 deletions

View File

@ -59,7 +59,6 @@ function start() {
}); });
panel = new Panel.Panel(); panel = new Panel.Panel();
global.set_stage_input_area(0, 0, global.screen_width, Panel.PANEL_HEIGHT);
overlay = new Overlay.Overlay(); overlay = new Overlay.Overlay();
wm = new WindowManager.WindowManager(); wm = new WindowManager.WindowManager();
@ -144,7 +143,7 @@ function endModal() {
let global = Shell.Global.get(); let global = Shell.Global.get();
global.ungrab_keyboard(); global.ungrab_keyboard();
global.set_stage_input_area(0, 0, global.screen_width, Panel.PANEL_HEIGHT); panel.set_stage_input_area();
} }
function show_overlay() { function show_overlay() {

View File

@ -103,11 +103,26 @@ Panel.prototype = {
}); });
global.stage.add_actor(this._box); global.stage.add_actor(this._box);
global.screen.connect('restacked',
function() {
me._restacked();
});
this._restacked();
// Start the clock // Start the clock
this._updateClock(); this._updateClock();
}, },
set_stage_input_area: function() {
let global = Shell.Global.get();
if (this._box.visible) {
global.set_stage_input_area(this._box.x, this._box.y,
this._box.width, this._box.height);
} else
global.set_stage_input_area(0, 0, 0, 0);
},
// Struts determine the area along each side of the screen that is reserved // Struts determine the area along each side of the screen that is reserved
// and not available to applications // and not available to applications
_setStruts: function() { _setStruts: function() {
@ -132,6 +147,42 @@ Panel.prototype = {
} }
}, },
_restacked: function() {
let global = Shell.Global.get();
let windows = global.get_windows();
let i;
// We want to be visible unless there is a window with layer
// FULLSCREEN, or a window with layer OVERRIDE_REDIRECT that
// completely covers us. (We can't set a non-rectangular
// stage_input_area, so we don't let windows overlap us
// partially.). "override_redirect" is not actually a layer
// above all other windows, but this seems to be how mutter
// treats it currently...
//
// @windows is sorted bottom to top.
this._box.show();
for (i = windows.length - 1; i > -1; i--) {
let layer = windows[i].get_meta_window().get_layer();
if (layer == Meta.StackLayer.OVERRIDE_REDIRECT) {
if (windows[i].x <= this._box.x &&
windows[i].x + windows[i].width >= this._box.x + this._box.width &&
windows[i].y <= this._box.y &&
windows[i].y + windows[i].height >= this._box.y + this._box.height) {
this._box.hide();
break;
}
} else if (layer == Meta.StackLayer.FULLSCREEN) {
this._box.hide();
break;
} else
break;
}
this.set_stage_input_area();
},
_updateClock: function() { _updateClock: function() {
let me = this; let me = this;
let display_date = new Date(); let display_date = new Date();