gnome-shell/js/ui/panel.js
2009-01-27 20:29:37 +00:00

138 lines
5.0 KiB
JavaScript

/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */
const Clutter = imports.gi.Clutter;
const Mainloop = imports.mainloop;
const Meta = imports.gi.Meta;
const Shell = imports.gi.Shell;
const Big = imports.gi.Big;
const Button = imports.ui.button;
const Main = imports.ui.main;
const PANEL_HEIGHT = 32;
const TRAY_HEIGHT = 24;
const PANEL_BACKGROUND_COLOR = new Clutter.Color();
PANEL_BACKGROUND_COLOR.from_pixel(0xeeddccff);
const PANEL_BORDER_COLOR = new Clutter.Color();
PANEL_BORDER_COLOR.from_pixel(0x000000ff);
const PRESSED_BUTTON_BACKGROUND_COLOR = new Clutter.Color();
PRESSED_BUTTON_BACKGROUND_COLOR.from_pixel(0xccbbaaff);
function Panel() {
this._init();
}
Panel.prototype = {
_init : function() {
let me = this;
let global = Shell.Global.get();
this._box = new Big.Box({ background_color: PANEL_BACKGROUND_COLOR,
x: 0,
y: 0,
height: PANEL_HEIGHT + 1,
width: global.screen_width,
orientation: Big.BoxOrientation.HORIZONTAL,
spacing: 4,
border_bottom: 1,
border_color: PANEL_BORDER_COLOR });
this.button = new Button.Button("Activities", PANEL_BACKGROUND_COLOR, PRESSED_BUTTON_BACKGROUND_COLOR, true, null, PANEL_HEIGHT);
this._box.append(this.button.button, Big.BoxPackFlags.NONE);
this._clock = new Clutter.Label({ font_name: "Sans Bold 16px",
text: "" });
let pad = (PANEL_HEIGHT - this._clock.height) / 2;
let clockbox = new Big.Box({ padding_top: pad,
padding_bottom: pad,
padding_right: 4 });
clockbox.append(this._clock, Big.BoxPackFlags.NONE);
this._box.append(clockbox, Big.BoxPackFlags.END);
this._traymanager = new Shell.TrayManager({ bg_color: PANEL_BACKGROUND_COLOR });
this._traymanager.connect('tray-icon-added',
function(o, icon) {
let pad = (PANEL_HEIGHT - icon.height) / 2;
icon._panel_box = new Big.Box({ padding_top: pad,
padding_bottom: pad });
icon._panel_box.append(icon, Big.BoxPackFlags.NONE);
me._box.append(icon._panel_box, Big.BoxPackFlags.END);
});
this._traymanager.connect('tray-icon-removed',
function(o, icon) {
me._box.remove_actor(icon._panel_box);
});
this._traymanager.manage_stage(global.stage);
// TODO: decide what to do with the rest of the panel in the overlay mode (make it fade-out, become non-reactive, etc.)
// We get into the overlay mode on button-press-event as opposed to button-release-event because eventually we'll probably
// have the overlay act like a menu that allows the user to release the mouse on the activity the user wants
// to switch to.
this.button.button.connect('button-press-event',
function(o, event) {
if (Main.overlay.visible)
Main.hide_overlay();
else
Main.show_overlay();
return true;
});
this._setStruts();
global.screen.connect('notify::n-workspaces',
function() {
me._setStruts();
});
global.stage.add_actor(this._box);
// Start the clock
this._updateClock();
},
// Struts determine the area along each side of the screen that is reserved
// and not available to applications
_setStruts: function() {
let global = Shell.Global.get();
let struts = [
new Meta.Strut({
rect: {
x: 0,
y: 0,
width: global.screen_width,
height: PANEL_HEIGHT
},
side: Meta.Direction.TOP
})
];
let screen = global.screen;
for (let i = 0; i < screen.n_workspaces; i++) {
let workspace = screen.get_workspace_by_index(i);
workspace.set_builtin_struts(struts);
}
},
_updateClock: function() {
let me = this;
let display_date = new Date();
let msec_remaining = 60000 - (1000 * display_date.getSeconds() +
display_date.getMilliseconds());
if (msec_remaining < 500) {
display_date.setMinutes(display_date.getMinutes() + 1);
msec_remaining += 60000;
}
this._clock.set_text(display_date.toLocaleFormat("%H:%M"));
Mainloop.timeout_add(msec_remaining, function() {
me._updateClock();
return false;
});
},
overlayHidden: function() {
this.button.release();
}
};