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Take advantage of trayicon transparency in gtk+ 2.16

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Fall back to the old behavior with older gtk.

http://bugzilla.gnome.org/show_bug.cgi?id=582484
This commit is contained in:
Dan Winship 2009-05-13 11:54:09 -04:00
parent 278a44caf1
commit 3ed0c2dc1c
1 changed files with 17 additions and 7 deletions
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24
js/ui/panel.js
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@ -2,6 +2,7 @@
const Big = imports.gi.Big;
const Clutter = imports.gi.Clutter;
const Gtk = imports.gi.Gtk;
const Lang = imports.lang;
const Mainloop = imports.mainloop;
const Meta = imports.gi.Meta;
@ -33,14 +34,17 @@ PANEL_BUTTON_COLOR.from_pixel(0x00000015);
const PRESSED_BUTTON_BACKGROUND_COLOR = new Clutter.Color();
PRESSED_BUTTON_BACKGROUND_COLOR.from_pixel(0x00000030);
const TRAY_PADDING = 2;
const TRAY_SPACING = 2;
// Used for the tray icon container with gtk pre-2.16, which doesn't
// fully support tray icon transparency
const TRAY_BACKGROUND_COLOR = new Clutter.Color();
TRAY_BACKGROUND_COLOR.from_pixel(0xefefefff);
const TRAY_BORDER_COLOR = new Clutter.Color();
TRAY_BORDER_COLOR.from_pixel(0x00000033);
const TRAY_CORNER_RADIUS = 5;
const TRAY_BORDER_WIDTH = 1;
const TRAY_PADDING = 2;
const TRAY_SPACING = 2;
function Panel() {
this._init();
@ -112,19 +116,25 @@ Panel.prototype = {
box.append(clockbox, Big.BoxPackFlags.END);
// The tray icons live in trayBox within trayContainer.
// With Gtk 2.16, we can also use a transparent background for this.
// The trayBox is hidden when there are no tray icons.
let trayContainer = new Big.Box({ orientation: Big.BoxOrientation.VERTICAL,
y_align: Big.BoxAlignment.CENTER });
box.append(trayContainer, Big.BoxPackFlags.END);
let trayBox = new Big.Box({ orientation: Big.BoxOrientation.HORIZONTAL,
height: TRAY_HEIGHT,
background_color: TRAY_BACKGROUND_COLOR,
corner_radius: TRAY_CORNER_RADIUS,
border: TRAY_BORDER_WIDTH,
border_color: TRAY_BORDER_COLOR,
padding: TRAY_PADDING,
spacing: TRAY_SPACING });
// gtk+ < 2.16 doesn't have fully-working icon transparency,
// so we want trayBox to be opaque in that case (the icons
// will at least pick up its background color).
if (Gtk.MAJOR_VERSION == 2 && Gtk.MINOR_VERSION < 16) {
trayBox.background_color = TRAY_BACKGROUND_COLOR;
trayBox.corner_radius = TRAY_CORNER_RADIUS;
trayBox.border = TRAY_BORDER_WIDTH;
trayBox.border_color = TRAY_BORDER_COLOR;
}
trayBox.hide();
trayContainer.append(trayBox, Big.BoxPackFlags.NONE);