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gnome-shell.doap
gnome-shell/js/ui/shellDBus.js
Giovanni Campagna 38611eafa2 ScreenShield: implement o.g.ScreenSaver.GetActiveTime
Part of the old gnome-screensaver interface, returns the number of seconds
that the screensaver has been active for.

https://bugzilla.gnome.org/show_bug.cgi?id=686064
2012-10-18 15:31:42 +02:00

389 lines
12 KiB
JavaScript

// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
const Lang = imports.lang;
const Gio = imports.gi.Gio;
const GLib = imports.gi.GLib;
const Shell = imports.gi.Shell;
const Config = imports.misc.config;
const ExtensionSystem = imports.ui.extensionSystem;
const ExtensionDownloader = imports.ui.extensionDownloader;
const ExtensionUtils = imports.misc.extensionUtils;
const Flashspot = imports.ui.flashspot;
const Main = imports.ui.main;
const GnomeShellIface = <interface name="org.gnome.Shell">
<method name="Eval">
<arg type="s" direction="in" name="script" />
<arg type="b" direction="out" name="success" />
<arg type="s" direction="out" name="result" />
</method>
<method name="ScreenshotArea">
<arg type="i" direction="in" name="x"/>
<arg type="i" direction="in" name="y"/>
<arg type="i" direction="in" name="width"/>
<arg type="i" direction="in" name="height"/>
<arg type="b" direction="in" name="flash"/>
<arg type="s" direction="in" name="filename"/>
<arg type="b" direction="out" name="success"/>
</method>
<method name="ScreenshotWindow">
<arg type="b" direction="in" name="include_frame"/>
<arg type="b" direction="in" name="include_cursor"/>
<arg type="b" direction="in" name="flash"/>
<arg type="s" direction="in" name="filename"/>
<arg type="b" direction="out" name="success"/>
</method>
<method name="Screenshot">
<arg type="b" direction="in" name="include_cursor"/>
<arg type="b" direction="in" name="flash"/>
<arg type="s" direction="in" name="filename"/>
<arg type="b" direction="out" name="success"/>
</method>
<method name="FlashArea">
<arg type="i" direction="in" name="x"/>
<arg type="i" direction="in" name="y"/>
<arg type="i" direction="in" name="width"/>
<arg type="i" direction="in" name="height"/>
</method>
<property name="OverviewActive" type="b" access="readwrite" />
<property name="ShellVersion" type="s" access="read" />
</interface>;
const ScreenSaverIface = <interface name="org.gnome.ScreenSaver">
<method name="Lock">
</method>
<method name="GetActive">
<arg name="active" direction="out" type="b" />
</method>
<method name="SetActive">
<arg name="value" direction="in" type="b" />
</method>
<method name="GetActiveTime">
<arg name="value" direction="out" type="u" />
</method>
<signal name="ActiveChanged">
<arg name="new_value" type="b" />
</signal>
</interface>;
const GnomeShell = new Lang.Class({
Name: 'GnomeShellDBus',
_init: function() {
this._dbusImpl = Gio.DBusExportedObject.wrapJSObject(GnomeShellIface, this);
this._dbusImpl.export(Gio.DBus.session, '/org/gnome/Shell');
this._extensionsSerivce = new GnomeShellExtensions();
},
/**
* Eval:
* @code: A string containing JavaScript code
*
* This function executes arbitrary code in the main
* loop, and returns a boolean success and
* JSON representation of the object as a string.
*
* If evaluation completes without throwing an exception,
* then the return value will be [true, JSON.stringify(result)].
* If evaluation fails, then the return value will be
* [false, JSON.stringify(exception)];
*
*/
Eval: function(code) {
if (!global.settings.get_boolean('development-tools'))
return [false, null];
let returnValue;
let success;
try {
returnValue = JSON.stringify(eval(code));
// A hack; DBus doesn't have null/undefined
if (returnValue == undefined)
returnValue = '';
success = true;
} catch (e) {
returnValue = JSON.stringify(e);
success = false;
}
return [success, returnValue];
},
_onScreenshotComplete: function(obj, result, area, flash, invocation) {
if (flash) {
let flashspot = new Flashspot.Flashspot(area);
flashspot.fire();
}
let retval = GLib.Variant.new('(b)', [result]);
invocation.return_value(retval);
},
/**
* ScreenshotArea:
* @x: The X coordinate of the area
* @y: The Y coordinate of the area
* @width: The width of the area
* @height: The height of the area
* @flash: Whether to flash the area or not
* @filename: The filename for the screenshot
*
* Takes a screenshot of the passed in area and saves it
* in @filename as png image, it returns a boolean
* indicating whether the operation was successful or not.
*
*/
ScreenshotAreaAsync : function (params, invocation) {
let [x, y, width, height, flash, filename, callback] = params;
let screenshot = new Shell.Screenshot();
screenshot.screenshot_area (x, y, width, height, filename,
Lang.bind(this, this._onScreenshotComplete,
flash, invocation));
},
/**
* ScreenshotWindow:
* @include_frame: Whether to include the frame or not
* @include_cursor: Whether to include the cursor image or not
* @flash: Whether to flash the window area or not
* @filename: The filename for the screenshot
*
* Takes a screenshot of the focused window (optionally omitting the frame)
* and saves it in @filename as png image, it returns a boolean
* indicating whether the operation was successful or not.
*
*/
ScreenshotWindowAsync : function (params, invocation) {
let [include_frame, include_cursor, flash, filename] = params;
let screenshot = new Shell.Screenshot();
screenshot.screenshot_window (include_frame, include_cursor, filename,
Lang.bind(this, this._onScreenshotComplete,
flash, invocation));
},
/**
* Screenshot:
* @filename: The filename for the screenshot
* @include_cursor: Whether to include the cursor image or not
* @flash: Whether to flash the screen or not
*
* Takes a screenshot of the whole screen and saves it
* in @filename as png image, it returns a boolean
* indicating whether the operation was successful or not.
*
*/
ScreenshotAsync : function (params, invocation) {
let [include_cursor, flash, filename] = params;
let screenshot = new Shell.Screenshot();
screenshot.screenshot(include_cursor, filename,
Lang.bind(this, this._onScreenshotComplete,
flash, invocation));
},
FlashArea: function(x, y, width, height) {
let flashspot = new Flashspot.Flashspot({ x : x, y : y, width: width, height: height});
flashspot.fire();
},
get OverviewActive() {
return Main.overview.visible;
},
set OverviewActive(visible) {
if (visible)
Main.overview.show();
else
Main.overview.hide();
},
ShellVersion: Config.PACKAGE_VERSION
});
const GnomeShellExtensionsIface = <interface name="org.gnome.Shell.Extensions">
<method name="ListExtensions">
<arg type="a{sa{sv}}" direction="out" name="extensions" />
</method>
<method name="GetExtensionInfo">
<arg type="s" direction="in" name="extension" />
<arg type="a{sv}" direction="out" name="info" />
</method>
<method name="GetExtensionErrors">
<arg type="s" direction="in" name="extension" />
<arg type="as" direction="out" name="errors" />
</method>
<signal name="ExtensionStatusChanged">
<arg type="s" name="uuid"/>
<arg type="i" name="state"/>
<arg type="s" name="error"/>
</signal>
<method name="InstallRemoteExtension">
<arg type="s" direction="in" name="uuid"/>
<arg type="s" direction="out" name="result"/>
</method>
<method name="UninstallExtension">
<arg type="s" direction="in" name="uuid"/>
<arg type="b" direction="out" name="success"/>
</method>
<method name="LaunchExtensionPrefs">
<arg type="s" direction="in" name="uuid"/>
</method>
<method name="ReloadExtension">
<arg type="s" direction="in" name="uuid"/>
</method>
<method name="CheckForUpdates">
</method>
<property name="ShellVersion" type="s" access="read" />
</interface>;
const GnomeShellExtensions = new Lang.Class({
Name: 'GnomeShellExtensionsDBus',
_init: function() {
this._dbusImpl = Gio.DBusExportedObject.wrapJSObject(GnomeShellExtensionsIface, this);
this._dbusImpl.export(Gio.DBus.session, '/org/gnome/Shell');
ExtensionSystem.connect('extension-state-changed',
Lang.bind(this, this._extensionStateChanged));
},
ListExtensions: function() {
let out = {};
for (let uuid in ExtensionUtils.extensions) {
let dbusObj = this.GetExtensionInfo(uuid);
out[uuid] = dbusObj;
}
return out;
},
GetExtensionInfo: function(uuid) {
let extension = ExtensionUtils.extensions[uuid];
if (!extension)
return {};
let obj = {};
Lang.copyProperties(extension.metadata, obj);
// Only serialize the properties that we actually need.
const serializedProperties = ["type", "state", "path", "error", "hasPrefs"];
serializedProperties.forEach(function(prop) {
obj[prop] = extension[prop];
});
let out = {};
for (let key in obj) {
let val = obj[key];
let type;
switch (typeof val) {
case 'string':
type = 's';
break;
case 'number':
type = 'd';
break;
case 'boolean':
type = 'b';
break;
default:
continue;
}
out[key] = GLib.Variant.new(type, val);
}
return out;
},
GetExtensionErrors: function(uuid) {
let extension = ExtensionUtils.extensions[uuid];
if (!extension)
return [];
if (!extension.errors)
return [];
return extension.errors;
},
InstallRemoteExtensionAsync: function([uuid], invocation) {
return ExtensionDownloader.installExtension(uuid, invocation);
},
UninstallExtension: function(uuid) {
return ExtensionDownloader.uninstallExtension(uuid);
},
LaunchExtensionPrefs: function(uuid) {
let appSys = Shell.AppSystem.get_default();
let app = appSys.lookup_app('gnome-shell-extension-prefs.desktop');
app.launch(global.display.get_current_time_roundtrip(),
['extension:///' + uuid], -1, null);
},
ReloadExtension: function(uuid) {
let extension = ExtensionUtils.extensions[uuid];
if (!extension)
return;
ExtensionSystem.reloadExtension(extension);
},
CheckForUpdates: function() {
ExtensionDownloader.checkForUpdates();
},
ShellVersion: Config.PACKAGE_VERSION,
_extensionStateChanged: function(_, newState) {
this._dbusImpl.emit_signal('ExtensionStatusChanged',
GLib.Variant.new('(sis)', [newState.uuid, newState.state, newState.error]));
}
});
const ScreenSaverDBus = new Lang.Class({
Name: 'ScreenSaverDBus',
_init: function(screenShield) {
this.parent();
this._screenShield = screenShield;
screenShield.connect('lock-status-changed', Lang.bind(this, function(shield) {
this._dbusImpl.emit_signal('ActiveChanged', GLib.Variant.new('(b)', [shield.locked]));
}));
this._dbusImpl = Gio.DBusExportedObject.wrapJSObject(ScreenSaverIface, this);
this._dbusImpl.export(Gio.DBus.session, '/org/gnome/ScreenSaver');
Gio.DBus.session.own_name('org.gnome.ScreenSaver', Gio.BusNameOwnerFlags.REPLACE, null, null);
},
LockAsync: function(parameters, invocation) {
let tmpId = this._screenShield.connect('lock-screen-shown', Lang.bind(this, function() {
this._screenShield.disconnect(tmpId);
invocation.return_value(null);
}));
this._screenShield.lock(true);
},
SetActive: function(active) {
if (active)
this._screenShield.lock(true);
else
this._screenShield.unlock();
},
GetActive: function() {
return this._screenShield.locked;
},
GetActiveTime: function() {
let started = this._screenShield.activationTime;
if (started > 0)
return Math.floor((GLib.get_monotonic_time() - started) / 1000000);
else
return 0;
},
});