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Editing: cinnamonDBus.js

// -*- 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 Config = imports.misc.config;
const Extension = imports.ui.extension;
const Flashspot = imports.ui.flashspot;
const Main = imports.ui.main;
const AppletManager = imports.ui.appletManager;
const DeskletManager = imports.ui.deskletManager;
const ExtensionSystem = imports.ui.extensionSystem;
const SearchProviderManager = imports.ui.searchProviderManager;
const ModalDialog = imports.ui.modalDialog;
const Util = imports.misc.util;
const Cinnamon = imports.gi.Cinnamon;

const CinnamonIface =
    '<node> \
        <interface name="org.Cinnamon"> \
            <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="b" direction="in" name="include_cursor"/> \
                <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"/> \
            </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"/> \
            </method> \
            <method name="Screenshot"> \
                <arg type="b" direction="in" name="include_frame"/> \
                <arg type="b" direction="in" name="flash"/> \
                <arg type="s" direction="in" name="filename"/> \
            </method> \
            <method name="ShowOSD"> \
                <arg type="a{sv}" direction="in" name="params"/> \
            </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> \
            <method name="highlightXlet"> \
                <arg type="s" direction="in" /> \
                <arg type="s" direction="in" /> \
                <arg type="b" direction="in" /> \
            </method> \
            <method name="highlightPanel"> \
                <arg type="i" direction="in" /> \
                <arg type="b" direction="in" /> \
            </method> \
            <method name="addPanelQuery"> \
            </method> \
            <method name="destroyDummyPanels"> \
            </method> \
            <method name="activateCallback"> \
                <arg type="s" direction="in" /> \
                <arg type="s" direction="in" /> \
                <arg type="s" direction="in" /> \
            </method> \
            <method name="updateSetting"> \
                <arg type="s" direction="in" /> \
                <arg type="s" direction="in" /> \
                <arg type="s" direction="in" /> \
                <arg type="s" direction="in" /> \
            </method> \
            <method name="induceSegfault" /> \
            <method name="leakMemory"> \
                <arg type="i" direction="in" name="mb" /> \
            </method> \
            <method name="switchWorkspaceRight" /> \
            <method name="switchWorkspaceLeft" /> \
            <method name="switchWorkspaceUp" /> \
            <method name="switchWorkspaceDown" /> \
            <method name="JumpToNewWorkspace" /> \
            <method name="RemoveCurrentWorkspace" /> \
            <method name="ShowExpo" /> \
            <method name="ShowOverview" /> \
            <method name="GetRunningXletUUIDs"> \
                <arg type="s" direction="in" /> \
                <arg type="as" direction="out" /> \
            </method> \
            <method name="ReloadXlet"> \
                <arg type="s" direction="in" name="uuid" /> \
                <arg type="s" direction="in" name="type" /> \
            </method> \
            <property name="OverviewActive" type="b" access="readwrite" /> \
            <property name="ExpoActive" type="b" access="readwrite" /> \
            <property name="CinnamonVersion" type="s" access="read" /> \
            <signal name="XletAddedComplete"> \
                <arg type="b" direction="out" /> \
                <arg type="s" direction="out" /> \
            </signal> \
            <method name="PushSubprocessResult"> \
                <arg type="i" direction="in" name="process_id" /> \
                <arg type="s" direction="in" name="result" /> \
                <arg type="b" direction="in" name="success" /> \
            </method> \
            <method name="ToggleKeyboard"/> \
            <method name="GetMonitors"> \
                <arg type="ai" direction="out" name="monitors" /> \
            </method> \
            <method name="GetMonitorWorkRect"> \
                <arg type="i" direction="in" name="monitor" /> \
                <arg type="ai" direction="out" name="rect" /> \
            </method> \
            <signal name="MonitorsChanged"/> \
            <method name="GetRunState"> \
                <arg type="i" direction="out" name="state" /> \
            </method> \
            <method name="RestartCinnamon"> \
                <arg type="b" direction="in" name="show_osd" /> \
            </method> \
            <method name="ReloadTheme"/> \
            <signal name="RunStateChanged"/> \
            <signal name="XletsLoadedComplete"/> \
            <property name="AnimationsEnabled" type="b" access="read" /> \
            <method name="ShowMonitorLabels"> \
                <arg type="a{sv}" direction="in" name="params"/> \
            </method> \
            <method name="HideMonitorLabels"/> \
            <method name="ShowEndSessionDialog"> \
                <arg type="i" direction="in" name="mode"/> \
            </method> \
            <method name="CloseEndSessionDialog"/> \
        </interface> \
    </node>';

function CinnamonDBus() {
    this._init();
}

CinnamonDBus.prototype = {
    _init: function() {
        this._dbusImpl = Gio.DBusExportedObject.wrapJSObject(CinnamonIface, this);
        this._dbusImpl.export(Gio.DBus.session, '/org/Cinnamon');

/* Although this signal comes from muffin, it is actually initiated by the
         * layoutManager.Chrome.updateRegions method.  Workspace code in muffin filters
         * out chrome updates that don't actually change the workarea before emitting this
         * signal, which is desirable. */
        global.display.connect("workareas-changed", ()=> this.EmitMonitorsChanged());
    },

/**
     * 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) {
        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) {
        if (flash) {
            let flashspot = new Flashspot.Flashspot(area);
            flashspot.fire();
        }
    },

/**
     * ScreenshotArea:
     * @include_cursor: Whether to include the mouse cursor
     * @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 edges of area
     * @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.
     *
     */
    ScreenshotArea: function(include_cursor, x, y, width, height, flash, filename) {
        let screenshot = new Cinnamon.Screenshot();
        screenshot.screenshot_area(include_cursor, x, y, width, height, filename,
            Lang.bind(this, this._onScreenshotComplete, flash));
    },

/**
     * ScreenshotWindow:
     * @include_frame: Whether to include the frame or not
     * @include_cursor: Whether to include the mouse cursor
     * @flash: Whether to flash the edges of the window
     * @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.
     *
     */
    ScreenshotWindow: function(include_frame, include_cursor, flash, filename) {
        let screenshot = new Cinnamon.Screenshot();
        screenshot.screenshot_window(include_frame, include_cursor, filename,
            Lang.bind(this, this._onScreenshotComplete, flash));
    },

/**
     * Screenshot:
     * @include_cursor: Whether to include the mouse cursor
     * @flash: Whether to flash the edges of the screen
     * @filename: The filename for the screenshot
     *
     * 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.
     *
     */
    Screenshot: function(include_cursor, flash, filename) {
        let screenshot = new Cinnamon.Screenshot();
        screenshot.screenshot(include_cursor, filename,
            Lang.bind(this, this._onScreenshotComplete, flash));
    },

ShowOSD: function(params) {
        for (let param in params)
            params[param] = params[param].deep_unpack();

let monitorIndex = -1;
        if (params.maybeGet('monitor_x') >= 0) {
            let x = params['monitor_x'];
            let y = params['monitor_y'];
            monitorIndex = Main.layoutManager.findMonitorIndexAt(++x, ++y);
        }

let icon = null;
        if (params['icon'])
            icon = Gio.Icon.new_for_string(params['icon']);

Main.osdWindowManager.show(monitorIndex, icon, params['label'], params['level'], false);
    },

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();
    },

get ExpoActive() {
        return Main.expo.visible;
    },

set ExpoActive(visible) {
        if (visible)
            Main.expo.show();
        else
            Main.expo.hide();
    },

_getXletObject: function(uuid, instance_id) {
        var obj = null;

obj = AppletManager.get_object_for_uuid(uuid, instance_id);

if (!obj) {
            obj = DeskletManager.get_object_for_uuid(uuid, instance_id);
        }

if (!obj) {
            obj = ExtensionSystem.get_object_for_uuid(uuid);
        }

return obj;
    },

EmitXletAddedComplete: function(success, uuid, name) {
        this._dbusImpl.emit_signal('XletAddedComplete', GLib.Variant.new('(bs)', [success, uuid]));
    },

GetRunningXletUUIDs: function(type) {
        let list = null;
        let res = [];

if (type === 'applet') {
            for (let i = 0; i < AppletManager.definitions.length; i++) {
                res.push(AppletManager.definitions[i].uuid);
            }
        } else if (type === 'desklet') {
            for (let i = 0; i < DeskletManager.definitions.length; i++) {
                res.push(DeskletManager.definitions[i].uuid);
            }
        } else {
            for (let i = 0; i < ExtensionSystem.runningExtensions.length; i++) {
                res.push(ExtensionSystem.runningExtensions[i]);
            }
        }

return res;
    },

ReloadXlet: function(uuid, type) {
        Extension.reloadExtension(uuid, Extension.Type[type]);
    },

highlightXlet: function(uuid, instance_id, highlight) {
        let obj = this._getXletObject(uuid, instance_id);
        if (obj && obj.highlight) obj.highlight(highlight);
    },

highlightPanel: function(id, highlight) {
        if (Main.panelManager.panels[id])
            Main.panelManager.panels[id].highlight(highlight);
    },

addPanelQuery: function() {
        Main.panelManager.addPanelQuery();
    },

destroyDummyPanels: function() {
        Main.panelManager._destroyDummyPanels();
    },

activateCallback: function(callback, uuid, instance_id) {
        let obj = this._getXletObject(uuid, instance_id);
        let cb = Lang.bind(obj, obj[callback]);
        cb();
    },

updateSetting: function(uuid, instance_id, key, payload) {
        if (!Main.settingsManager.uuids[uuid]) {
            global.logWarning(
                `[CinnamonDBus] [${uuid}] Unable to find UUID from SettingsManager - ` +
                'this is likely due to configuring settings from a removed xlet.'
            );
            return;
        }
        Main.settingsManager.uuids[uuid][instance_id].remoteUpdate(key, payload);
    },

induceSegfault: function() {
        global.segfault();
    },

leakMemory: function(mb) {
        global.alloc_leak(mb);
    },

switchWorkspaceLeft: function() {
        Main.wm.actionMoveWorkspaceLeft();
    },

switchWorkspaceRight: function() {
        Main.wm.actionMoveWorkspaceRight();
    },

switchWorkspaceUp: function() {
        Main.overview.toggle();
    },

switchWorkspaceDown: function() {
        Main.expo.toggle();
    },

JumpToNewWorkspace: function() {
        Main._addWorkspace();
        let num = global.workspace_manager.get_n_workspaces();
        if (global.workspace_manager.get_workspace_by_index(num - 1) != null) {
            global.workspace_manager.get_workspace_by_index(num - 1).activate(global.get_current_time());
        }
    },

RemoveCurrentWorkspace: function() {
        let index = global.workspace_manager.get_active_workspace_index();
        if (global.workspace_manager.get_workspace_by_index(index) != null) {
            Main._removeWorkspace(global.workspace_manager.get_workspace_by_index(index));
        }
    },

ShowExpo: function() {
        if (!Main.expo.animationInProgress)
            Main.expo.toggle();
    },

ShowOverview: function() {
        if (!Main.overview.animationInProgress)
            Main.overview.toggle();
    },

PushSubprocessResult: function(process_id, result, success) {
        if (Util.subprocess_callbacks[process_id]) {
            if (success)
                Util.subprocess_callbacks[process_id](result);
            delete Util.subprocess_callbacks[process_id];
        }
    },

ToggleKeyboard: function() {
        Main.virtualKeyboard.toggle();
    },

GetMonitors: function() {
        let monitors = [];

try {
            for (let i = 0; i < Main.layoutManager.monitors.length; i++) {
                let current = Main.layoutManager.monitors[i];

let xinerama_index = global.display.logical_index_to_xinerama_index(current.index);
                monitors.push(xinerama_index);
            }
        } catch (e) {
            log(e.message);
            /* Something broke, trigger a GDBus.Error back to the caller instead of returning bad things */
            monitors = [];
        }

if (monitors.length == 0) {
            throw new Error("GetMonitors: no valid monitors");
        }

return monitors;
    },

GetMonitorWorkRect: function(index) {
        let n_mons = global.display.get_n_monitors();

if ((index < 0) || index > (n_mons - 1)) {
            throw new Error("GetMonitorWorkRect: invalid monitor index: " + index + ".  Must be 0 to " + (n_mons - 1));
        }

let logical_index = global.display.xinerama_index_to_logical_index(index);
        let rect = global.workspace_manager.get_active_workspace().get_work_area_for_monitor(logical_index);

return [rect.x, rect.y, rect.width, rect.height];
    },

GetRunState: function() {
        return Main.runState;
    },

RestartCinnamon: function(showOsd) {
        Main.restartCinnamon(showOsd);
    },

ReloadTheme: function() {
        Main.themeManager._changeTheme()
    },

EmitRunStateChanged: function() {
        this._dbusImpl.emit_signal('RunStateChanged', null);
    },

EmitMonitorsChanged: function() {
        this._dbusImpl.emit_signal('MonitorsChanged', null);
    },

EmitXletsLoadedComplete: function() {
        this._dbusImpl.emit_signal('XletsLoadedComplete', null);
    },

get AnimationsEnabled() {
        return Main.animations_enabled;
    },

notifyAnimationsEnabled() {
        let variant = new GLib.Variant('b', Main.animations_enabled);
        this._dbusImpl.emit_property_changed('AnimationsEnabled', variant);
    },

ShowMonitorLabelsAsync(monitor_info, invocation) {
        if (Main.monitorLabeler != null) {
            Main.monitorLabeler.show(monitor_info[0], invocation.get_sender());
        }
    },

HideMonitorLabelsAsync(tuple, invocation) {
        if (Main.monitorLabeler != null) {
            Main.monitorLabeler.hide(invocation.get_sender());
        }
    },

ShowEndSessionDialog(mode) {
        GLib.idle_add(GLib.PRIORITY_DEFAULT, () => {
            Main.showEndSessionDialog(mode);
            return GLib.SOURCE_REMOVE;
        });
    },

CloseEndSessionDialog() {
        Main.closeEndSessionDialog();
    },

CinnamonVersion: Config.PACKAGE_VERSION
};

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