mintmenu/usr/lib/linuxmint/mintMenu/mintMenu.py

#!/usr/bin/python2

import gi
gi.require_version("Gtk", "3.0")
gi.require_version('MatePanelApplet', '4.0')
from gi.repository import Gtk, GdkPixbuf, Gdk, GObject
from gi.repository import MatePanelApplet
from gi.repository import Gio

import sys
import os
import commands
import gettext
import traceback
import time
import gc
import xdg.Config
import keybinding
import pointerMonitor
import setproctitle

GObject.threads_init()

# Rename the process
setproctitle.setproctitle('mintmenu')

# i18n
gettext.install("mintmenu", "/usr/share/linuxmint/locale")

NAME = _("Menu")
PATH = os.path.abspath( os.path.dirname( sys.argv[0] ) )

sys.path.append( os.path.join( PATH , "plugins") )

windowManager = os.getenv("DESKTOP_SESSION")
if not windowManager:
    windowManager = "MATE"
xdg.Config.setWindowManager( windowManager.upper() )

from execute import *

class MainWindow( object ):
    """This is the main class for the application"""

    def __init__( self, toggleButton, settings, de ):

        self.settings = settings
        self.path = PATH
        sys.path.append( os.path.join( self.path, "plugins") )

        self.de = de

        self.icon = "/usr/lib/linuxmint/mintMenu/visualisation-logo.png"

        self.toggle = toggleButton
        # Load UI file and extract widgets
        builder = Gtk.Builder()
        builder.add_from_file(os.path.join( self.path, "mintMenu.glade" ))
        self.window     = builder.get_object( "mainWindow" )
        self.paneholder = builder.get_object( "paneholder" )

        builder.connect_signals(self)

        self.panesToColor = [ ]
        self.headingsToColor = [ ]

        self.window.connect( "key-press-event", self.onKeyPress )
        self.window.connect( "focus-in-event", self.onFocusIn )
        self.loseFocusId = self.window.connect( "focus-out-event", self.onFocusOut )
        self.loseFocusBlocked = False

        self.window.stick()

        plugindir = os.path.join( os.path.expanduser( "~" ), ".linuxmint/mintMenu/plugins" )
        sys.path.append( plugindir )

        self.panelSettings = Gio.Settings.new("org.mate.panel")
        self.panelSettings.connect( "changed::tooltips-enabled", self.toggleTooltipsEnabled )

        self.settings.connect( "changed::plugins-list", self.RegenPlugins )
        self.settings.connect( "changed::start-with-favorites", self.toggleStartWithFavorites )
        self.settings.connect( "changed::tooltips-enabled", self.toggleTooltipsEnabled )
        self.settings.connect( "changed::use-custom-color", self.toggleUseCustomColor )
        self.settings.connect( "changed::custom-heading-color", self.toggleCustomHeadingColor )
        self.settings.connect( "changed::custom-color", self.toggleCustomBackgroundColor )

        self.getSetGSettingEntries()

        self.tooltipsWidgets = []
        if self.globalEnableTooltips and self.enableTooltips:
            self.tooltipsEnable()
        else:
            self.tooltipsEnable( False )

        self.PopulatePlugins();
        self.firstTime = True;

    def on_window1_destroy (self, widget, data=None):
        Gtk.main_quit()
        sys.exit(0)

    def wakePlugins( self ):
        # Call each plugin and let them know we're showing up
        for plugin in self.plugins.values():
            if hasattr( plugin, "wake" ):
                plugin.wake()

    def toggleTooltipsEnabled( self, settings, key, args = None):
        if key == "tooltips-enabled":
            self.globalEnableTooltips = settings.get_boolean(key)
        else:
            self.enableTooltips = settings.get_boolean(key)

        if self.globalEnableTooltips and self.enableTooltips:
            self.tooltipsEnable()
        else:
            self.tooltipsEnable( False )

    def toggleStartWithFavorites( self, settings, key, args = None ):
        self.startWithFavorites = settings.get_boolean(key)

    def toggleUseCustomColor( self, settings, key, args = None ):
        self.usecustomcolor = settings.get_boolean(key)
        self.loadTheme()

    def toggleCustomBackgroundColor( self, settings, key, args = None):
        self.customcolor = settings.get_string(key)
        self.SetPaneColors( self.panesToColor )

    def toggleCustomHeadingColor( self, settings, key, args = None ):
        self.customheadingcolor = settings.get_string(key)
        self.SetHeadingStyle( self.headingsToColor )

    def getSetGSettingEntries( self ):
        self.dottedfile          = os.path.join( self.path, "dotted.png")

        self.pluginlist           = self.settings.get_strv( "plugins-list" )
        self.usecustomcolor       = self.settings.get_boolean( "use-custom-color" )
        self.customcolor          = self.settings.get_string( "custom-color" )
        self.customheadingcolor   = self.settings.get_string( "custom-heading-color" )
        self.offset               = self.settings.get_int( "offset" )
        self.enableTooltips       = self.settings.get_boolean( "tooltips-enabled" )
        self.startWithFavorites   = self.settings.get_boolean( "start-with-favorites" )

        self.globalEnableTooltips = self.panelSettings.get_boolean( "tooltips-enabled" )

    def PopulatePlugins( self ):
        self.panesToColor = [ ]
        self.headingsToColor = [ ]
        start = time.time()
        PluginPane = Gtk.EventBox()
        PluginPane.show()
        PaneLadder = Gtk.Box( orientation=Gtk.Orientation.VERTICAL )
        PluginPane.add( PaneLadder )
        ImageBox = Gtk.EventBox()
        ImageBox.show()
        self.panesToColor.extend( [ PluginPane, ImageBox ] )

        seperatorImage = GdkPixbuf.Pixbuf.new_from_file( self.dottedfile )

        self.plugins = {}

        for plugin in self.pluginlist:
            if plugin in self.plugins:
                print u"Duplicate plugin in list: ", plugin
                continue

            if plugin != "newpane":
                try:
                    X = __import__( plugin )
                    # If no parameter passed to plugin it is autonomous
                    if X.pluginclass.__init__.func_code.co_argcount == 1:
                        MyPlugin = X.pluginclass()
                    else:
                        # pass mintMenu and togglebutton instance so that the plugin can use it
                        MyPlugin = X.pluginclass( self, self.toggle, self.de )

                    if not MyPlugin.icon:
                        MyPlugin.icon = "mate-logo-icon.png"

                    #if hasattr( MyPlugin, "hideseparator" ) and not MyPlugin.hideseparator:
                    #    Image1 = Gtk.Image()
                    #    Image1.set_from_pixbuf( seperatorImage )
                    #    if not ImageBox.get_child():
                    #        ImageBox.add( Image1 )
                    #        Image1.show()

                    #print u"Loading plugin '" + plugin + "' : sucessful"
                except Exception, e:
                    MyPlugin = Gtk.EventBox() #Fake class for MyPlugin
                    MyPlugin.heading = _("Couldn't load plugin:") + " " + plugin
                    MyPlugin.content_holder = Gtk.EventBox()

                    # create traceback
                    info = sys.exc_info()

                    errorLabel = Gtk.Label( "\n".join(traceback.format_exception( info[0], info[1], info[2] )).replace("\\n", "\n") )
                    errorLabel.set_selectable( True )
                    errorLabel.set_line_wrap( True )
                    errorLabel.set_alignment( 0.0, 0.0 )
                    errorLabel.set_padding( 5, 5 )
                    errorLabel.show()

                    MyPlugin.content_holder.add( errorLabel )
                    MyPlugin.add( MyPlugin.content_holder )
                    MyPlugin.width = 270
                    MyPlugin.icon = 'mate-logo-icon.png'
                    print u"Unable to load " + plugin + " plugin :-("


                self.panesToColor.append( MyPlugin.content_holder )
                MyPlugin.content_holder.show()

                VBox1 = Gtk.Box( orientation=Gtk.Orientation.VERTICAL )
                if MyPlugin.heading != "":
                    Label1 = Gtk.Label(label= MyPlugin.heading )
                    Align1 = Gtk.Alignment.new( 0, 0, 0, 0 )
                    Align1.set_padding( 10, 5, 10, 0 )
                    Align1.add( Label1 )
                    self.headingsToColor.append( Label1 )
                    Align1.show()
                    Label1.show()

                    if not hasattr( MyPlugin, 'sticky' ) or MyPlugin.sticky == True:
                        heading = Gtk.EventBox()
                        Align1.set_padding( 0, 0, 10, 0 )
                        heading.set_visible_window( False )
                        heading.set_size_request( MyPlugin.width, 30 )
                    else:
                        heading = Gtk.Box( orientation=Gtk.Orientation.HORIZONTAL )
                        #heading.set_relief( Gtk.ReliefStyle.NONE )
                        heading.set_size_request( MyPlugin.width, -1 )
                        #heading.set_sensitive(False)
                        #heading.connect( "button_press_event", self.TogglePluginView, VBox1, MyPlugin.icon, MyPlugin.heading, MyPlugin )

                    heading.add( Align1 )
                    heading.show()
                    VBox1.pack_start( heading, False, False, 0 )
                VBox1.show()
                #Add plugin to Plugin Box under heading button
                MyPlugin.content_holder.get_parent().remove(MyPlugin.content_holder)
                VBox1.add( MyPlugin.content_holder )

                #Add plugin to main window
                PaneLadder.pack_start( VBox1 , True, True, 0)
                PaneLadder.show()

                try:
                    MyPlugin.get_window().destroy()
                except AttributeError:
                    pass

                try:
                    if hasattr( MyPlugin, 'do_plugin' ):
                        MyPlugin.do_plugin()
                    if hasattr( MyPlugin, 'height' ):
                        MyPlugin.content_holder.set_size_request( -1, MyPlugin.height )
                    if hasattr( MyPlugin, 'itemstocolor' ):
                        self.panesToColor.extend( MyPlugin.itemstocolor )
                    if hasattr( MyPlugin, 'headingstocolor' ):
                        self.headingsToColor.extend( MyPlugin.headingstocolor )
                except:
                    # create traceback
                    info = sys.exc_info()

                    error = _("Couldn't initialize plugin") + " " + plugin + " : " + "\n".join(traceback.format_exception( info[0], info[1], info[2] )).replace("\\n", "\n")
                    msgDlg = Gtk.MessageDialog( None, Gtk.DialogFlags.MODAL, Gtk.MessageType.ERROR, Gtk.ButtonsType.OK, error )
                    msgDlg.run();
                    msgDlg.destroy();

                self.plugins[plugin] = MyPlugin

            else:
                self.paneholder.pack_start( ImageBox, False, False, 0 )
                self.paneholder.pack_start( PluginPane, False, False, 0 )
                PluginPane = Gtk.EventBox()
                PaneLadder = Gtk.Box( orientation=Gtk.Orientation.VERTICAL )
                PluginPane.add( PaneLadder )
                ImageBox = Gtk.EventBox()
                self.panesToColor.extend( [ PluginPane, ImageBox ] )
                ImageBox.show()
                PluginPane.show_all()

                if self.plugins and hasattr( MyPlugin, 'hideseparator' ) and not MyPlugin.hideseparator:
                    Image1 = Gtk.Image()
                    Image1.set_from_pixbuf( seperatorImage )
                    Image1.show()
                    #ImageBox.add( Image1 )

                    Align1 = Gtk.Alignment.new(0, 0, 0, 0)
                    Align1.set_padding( 0, 0, 6, 6 )
                    Align1.add(Image1)
                    ImageBox.add(Align1)
                    ImageBox.show_all()


        self.paneholder.pack_start( ImageBox, False, False, 0 )
        self.paneholder.pack_start( PluginPane, False, False, 0 )
        self.tooltipsEnable( False )

    # A little bit hacky but works.
    def getDefaultColors( self ):
        widget = Gtk.EventBox()
        widget.show()

        context = widget.get_style_context()
        context.set_state( Gtk.StateFlags.NORMAL )
        context.add_class( Gtk.STYLE_CLASS_DEFAULT )
        context.add_class( Gtk.STYLE_CLASS_BACKGROUND )

        fgColor = context.get_color( context.get_state() )
        bgColor = context.get_background_color( context.get_state() )

        return { "fg": fgColor, "bg": bgColor }

    def loadTheme( self ):
        colors = self.getDefaultColors()
        self.SetPaneColors( self.panesToColor, colors["bg"] )
        self.SetHeadingStyle( self.headingsToColor )

    def SetPaneColors( self, items, color = None ):
        for item in items:
            context = item.get_style_context()
            if self.usecustomcolor:
                bgColor = Gdk.RGBA()
                bgColor.parse( self.customcolor )
                item.override_background_color( context.get_state(), bgColor )
            elif color is not None:
                item.override_background_color( context.get_state(), color )

    def SetHeadingStyle( self, items ):
        if self.usecustomcolor:
            color = self.customheadingcolor
        else:
            color = None

        for item in items:
            item.set_use_markup(True)
            text = item.get_text()
            if color == None:
                markup = '<span size="12000" weight="bold">%s</span>' % (text)
            else:
                markup = '<span size="12000" weight="bold" color="%s">%s</span>' % (color, text)
            item.set_markup( markup )

    def tooltipsEnable( self, enable = True ):
        for widget in self.tooltipsWidgets:
            widget.set_has_tooltip( enable )

    def setTooltip( self, widget, tip ):
        self.tooltipsWidgets.append( widget )
        widget.set_tooltip_text( tip )

    def RegenPlugins( self, *args, **kargs ):
        #print
        #print u"Reloading Plugins..."
        for item in self.paneholder:
            item.destroy()

        for plugin in self.plugins.values():
            if hasattr( plugin, "destroy" ):
                plugin.destroy()

        try:
            del plugin
        except:
            pass

        try:
            del self.plugins
        except:
            pass

        gc.collect()

        self.getSetGSettingEntries()
        self.PopulatePlugins()
        self.loadTheme()

        #print NAME+u" reloaded"

    def onKeyPress( self, widget, event ):
        if event.keyval == Gdk.KEY_Escape:
            self.hide()
            return True
        return False

    def show( self ):
        self.window.present()

        # Hack for opacity not showing on first composited draw
        if self.firstTime:
            self.firstTime = False
            self.window.set_opacity(1.0)

        self.window.get_window().focus( Gdk.CURRENT_TIME )

        for plugin in self.plugins.values():
            if hasattr( plugin, "onShowMenu" ):
                plugin.onShowMenu()

        if ( "applications" in self.plugins ) and ( hasattr( self.plugins["applications"], "focusSearchEntry" ) ):
            if (self.startWithFavorites):
                self.plugins["applications"].changeTab(0)
            self.plugins["applications"].focusSearchEntry()

    def hide( self ):
        for plugin in self.plugins.values():
            if hasattr( plugin, "onHideMenu" ):
                plugin.onHideMenu()

        self.window.hide()

    def onFocusIn( self, *args ):
        if self.loseFocusBlocked:
            self.window.handler_unblock( self.loseFocusId )
            self.loseFocusBlocked = False

        return False

    def onFocusOut( self, *args):
        if self.window.get_visible():
            self.hide()
        return False

    def stopHiding( self ):
        if not self.loseFocusBlocked:
            self.window.handler_block( self.loseFocusId )
            self.loseFocusBlocked = True

class MenuWin( object ):
    def __init__( self, applet, iid ):
        self.applet = applet
        self.detect_desktop_environment()
        self.settings = Gio.Settings.new("com.linuxmint.mintmenu")
        self.loadSettings()

        self.createPanelButton()

        self.mate_settings = Gio.Settings.new("org.mate.interface")
        self.mate_settings.connect( "changed::gtk-theme", self.changeTheme )

        self.settings.connect( "changed::applet-text", self.reloadSettings )
        self.settings.connect( "changed::theme-name", self.changeTheme )
        self.settings.connect( "changed::hot-key", self.reloadSettings )
        self.settings.connect( "changed::applet-icon", self.reloadSettings )
        self.settings.connect( "changed::hide-applet-icon", self.reloadSettings )
        self.settings.connect( "changed::applet-icon-size", self.reloadSettings )

        self.applet.set_flags( MatePanelApplet.AppletFlags.EXPAND_MINOR )
        self.applet.connect( "button-press-event", self.showMenu )
        self.applet.connect( "change-orient", self.changeOrientation )
        self.applet.connect("enter-notify-event", self.enter_notify)
        self.applet.connect("leave-notify-event", self.leave_notify)

        self.mainwin = MainWindow( self.button_box, self.settings, self.de )
        self.mainwin.window.connect( "map-event", self.onWindowMap )
        self.mainwin.window.connect( "unmap-event", self.onWindowUnmap )
        self.mainwin.window.connect( "size-allocate", lambda *args: self.positionMenu() )

        self.mainwin.window.set_name("mintmenu") # Name used in Gtk RC files
        self.applyTheme()
        self.mainwin.loadTheme()

        if self.mainwin.icon:
            Gtk.Window.set_default_icon_name( self.mainwin.icon )

        try:
            self.keybinder = keybinding.GlobalKeyBinding()
            if self.hotkeyText != "":
                self.keybinder.grab( self.hotkeyText )
            self.keybinder.connect("activate", self.onBindingPress)
            self.keybinder.start()
            self.settings.connect( "changed::hot-key", self.hotkeyChanged )
            print "Binding to Hot Key: " + self.hotkeyText
        except Exception, cause:
            self.keybinder = None
            print "** WARNING ** - Keybinder Error"
            print "Error Report :\n", str(cause)

        self.applet.set_can_focus(False)

        try:
            self.pointerMonitor = pointerMonitor.PointerMonitor()
            self.pointerMonitor.connect("activate", self.onPointerOutside)
            self.mainwin.window.connect( "realize", self.onRealize )
        except Exception, cause:
            print "** WARNING ** - Pointer Monitor Error"
            print "Error Report :\n", str(cause)

    def onWindowMap( self, *args ):
        self.applet.get_style_context().set_state( Gtk.StateFlags.SELECTED )
        self.button_box.get_style_context().set_state( Gtk.StateFlags.SELECTED )
        if self.keybinder is not None:
            self.keybinder.set_focus_window( self.mainwin.window.get_window() )
        return False

    def onWindowUnmap( self, *args ):
        self.applet.get_style_context().set_state( Gtk.StateFlags.NORMAL )
        self.button_box.get_style_context().set_state( Gtk.StateFlags.NORMAL )
        if self.keybinder is not None:
            self.keybinder.set_focus_window()
        return False

    def onRealize( self, *args):
        self.pointerMonitor.addWindowToMonitor( self.mainwin.window.get_window() )
        self.pointerMonitor.addWindowToMonitor( self.applet.get_window() )
        self.pointerMonitor.start()
        return False

    def onPointerOutside(self, *args):
        self.mainwin.hide()
        return True

    def onBindingPress(self, binder):
        self.toggleMenu()
        return True

    def enter_notify(self, applet, event):
        self.do_image(self.buttonIcon, True)

    def leave_notify(self, applet, event):
        # Hack for mate-panel-test-applets focus issue (this can be commented)
        if event.state & Gdk.ModifierType.BUTTON1_MASK and applet.get_style_context().get_state() & Gtk.StateFlags.SELECTED:
            if event.x >= 0 and event.y >= 0 and event.x < applet.get_window().get_width() and event.y < applet.get_window().get_height():
                self.mainwin.stopHiding()

        self.do_image(self.buttonIcon, False)

    def do_image(self, image_file, saturate):
        if image_file.endswith(".svg"):
            pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(image_file, -1, 22)
        else:
            pixbuf = GdkPixbuf.Pixbuf.new_from_file(image_file)
        if saturate:
            GdkPixbuf.Pixbuf.saturate_and_pixelate(pixbuf, pixbuf, 1.5, False)
        self.button_icon.set_from_pixbuf(pixbuf)

    def createPanelButton( self ):
        self.button_icon = Gtk.Image()
        self.do_image(self.buttonIcon, False)
        self.systemlabel = Gtk.Label(label= "%s " % self.buttonText )
        if os.path.exists("/etc/linuxmint/info"):
            import commands
            tooltip = commands.getoutput("cat /etc/linuxmint/info | grep DESCRIPTION")
            tooltip = tooltip.replace("DESCRIPTION", "")
            tooltip = tooltip.replace("=", "")
            tooltip = tooltip.replace("\"", "")
            self.systemlabel.set_tooltip_text(tooltip)
            self.button_icon.set_tooltip_text(tooltip)
        if self.applet.get_orient() == MatePanelApplet.AppletOrient.UP or self.applet.get_orient() == MatePanelApplet.AppletOrient.DOWN:
            self.button_box = Gtk.Box( orientation=Gtk.Orientation.HORIZONTAL )
            self.button_box.pack_start( self.button_icon, False, False, 0 )
            self.button_box.pack_start( self.systemlabel, False, False, 0 )
            self.button_icon.set_padding( 5, 0 )
        # if we have a vertical panel
        elif self.applet.get_orient() == MatePanelApplet.AppletOrient.LEFT:
            self.button_box = Gtk.Box( orientation=Gtk.Orientation.VERTICAL )
            self.systemlabel.set_angle( 270 )
            self.button_box.pack_start( self.button_icon , False, False, 0)
            self.button_box.pack_start( self.systemlabel , False, False, 0)
            self.button_icon.set_padding( 0, 5 )
        elif self.applet.get_orient() == MatePanelApplet.AppletOrient.RIGHT:
            self.button_box = Gtk.Box( orientation=Gtk.Orientation.VERTICAL )
            self.systemlabel.set_angle( 90 )
            self.button_box.pack_start( self.systemlabel , False, False, 0)
            self.button_box.pack_start( self.button_icon , False, False, 0)
            self.button_icon.set_padding( 0, 5 )


        self.button_box.set_homogeneous( False )
        self.button_box.show_all()
        self.sizeButton()

        self.button_box.get_style_context().add_class('mintmenu')

        self.applet.add( self.button_box )
        self.applet.set_background_widget( self.applet )


    def loadSettings( self, *args, **kargs ):
        self.hideIcon   =  self.settings.get_boolean( "hide-applet-icon" )
        self.buttonText =  self.settings.get_string("applet-text")
        self.theme_name =  self.settings.get_string( "theme-name" )
        self.hotkeyText =  self.settings.get_string( "hot-key" )
        if not os.path.exists(self.settings.get_string("applet-icon")):
            self.settings.reset("applet-icon")
        self.buttonIcon =  self.settings.get_string( "applet-icon" )
        self.iconSize = self.settings.get_int( "applet-icon-size" )

    def changeTheme(self, *args):
        self.reloadSettings()
        self.applyTheme()
        self.mainwin.loadTheme()

    def applyTheme(self):
        style_settings = Gtk.Settings.get_default()
        desktop_theme = self.mate_settings.get_string('gtk-theme')
        if self.theme_name == "default":
            style_settings.set_property("gtk-theme-name", desktop_theme)
        else:
            try:
                style_settings.set_property("gtk-theme-name", self.theme_name)
            except:
                style_settings.set_property("gtk-theme-name", desktop_theme)

    def changeOrientation( self, *args, **kargs ):

        if self.applet.get_orient() == MatePanelApplet.AppletOrient.UP or self.applet.get_orient() == MatePanelApplet.AppletOrient.DOWN:
            tmpbox = Gtk.Box( orientation=Gtk.Orientation.HORIZONTAL )
            self.systemlabel.set_angle( 0 )
            self.button_box.reorder_child( self.button_icon, 0 )
            self.button_icon.set_padding( 5, 0 )
        elif self.applet.get_orient() == MatePanelApplet.AppletOrient.LEFT:
            tmpbox = Gtk.Box( orientation=Gtk.Orientation.VERTICAL )
            self.systemlabel.set_angle( 270 )
            self.button_box.reorder_child( self.button_icon, 0 )
            self.button_icon.set_padding( 0, 5 )
        elif self.applet.get_orient() == MatePanelApplet.AppletOrient.RIGHT:
            tmpbox = Gtk.Box( orientation=Gtk.Orientation.VERTICAL )
            self.systemlabel.set_angle( 90 )
            self.button_box.reorder_child( self.button_icon, 1 )
            self.button_icon.set_padding( 0, 5 )

        tmpbox.set_homogeneous( False )

        # reparent all the hboxes to the new tmpbox
        for i in self.button_box:
            i.reparent( tmpbox )

        self.button_box.destroy()

        self.button_box = tmpbox
        self.button_box.show()

        # this call makes sure width stays intact
        self.updateButton()
        self.applet.add( self.button_box )


    def updateButton( self ):
        self.systemlabel.set_text( self.buttonText )
        self.button_icon.clear()
        self.do_image(self.buttonIcon, False)
        self.sizeButton()

    def hotkeyChanged (self, schema, key):
        self.hotkeyText =  self.settings.get_string( "hot-key" )
        self.keybinder.rebind(self.hotkeyText)

    def sizeButton( self ):
        if self.hideIcon:
            self.button_icon.hide()
        else:
            self.button_icon.show()

        # This code calculates width and height for the button_box
        # and takes the orientation and scale factor in account
        bi_req = self.button_icon.get_preferred_size()[1]
        bi_scale = self.button_icon.get_scale_factor()
        sl_req = self.systemlabel.get_preferred_size()[1]
        sl_scale = self.systemlabel.get_scale_factor()
        if self.applet.get_orient() == MatePanelApplet.AppletOrient.UP or self.applet.get_orient() == MatePanelApplet.AppletOrient.DOWN:
            if self.hideIcon:
                self.applet.set_size_request( sl_req.width / sl_scale + 2, bi_req.height )
            else:
                self.applet.set_size_request( sl_req.width / sl_scale + bi_req.width / bi_scale + 5, bi_req.height )
        else:
            if self.hideIcon:
                self.applet.set_size_request( bi_req.width, sl_req.height / sl_scale + 2 )
            else:
                self.applet.set_size_request( bi_req.width, sl_req.height / sl_scale + bi_req.height / bi_scale + 5 )

    def reloadSettings( self, *args ):
        self.loadSettings()
        self.updateButton()

    def showAboutDialog( self, action, userdata = None ):

        about = Gtk.AboutDialog()
        about.set_name("mintMenu")
        import commands
        version = commands.getoutput("/usr/lib/linuxmint/common/version.py mintmenu")
        about.set_version(version)
        try:
            h = open('/usr/share/common-licenses/GPL','r')
            s = h.readlines()
            gpl = ""
            for line in s:
                gpl += line
            h.close()
            about.set_license(gpl)
        except Exception, detail:
            print detail
        about.set_comments( _("Advanced MATE Menu") )
      #  about.set_authors( ["Clement Lefebvre <clem@linuxmint.com>", "Lars-Peter Clausen <lars@laprican.de>"] )
        about.set_translator_credits(("translator-credits") )
        #about.set_copyright( _("Based on USP from S.Chanderbally") )
        about.set_logo( GdkPixbuf.Pixbuf.new_from_file("/usr/lib/linuxmint/mintMenu/icon.svg") )
        about.connect( "response", lambda dialog, r: dialog.destroy() )
        about.show()


    def showPreferences( self, action, userdata = None ):
        #               Execute( "mateconf-editor /apps/mintMenu" )
        Execute( os.path.join( PATH, "mintMenuConfig.py" ) )

    def showMenuEditor( self, action, userdata = None ):
        Execute( "mozo" )

    def showMenu( self, widget=None, event=None ):
        if event == None or event.button == 1:
            self.toggleMenu()
        # show right click menu
        elif event.button == 3:
            self.create_menu()
        # allow middle click and drag
        elif event.button == 2:
            self.mainwin.hide()

    def toggleMenu( self ):
        if self.applet.get_style_context().get_state() & Gtk.StateFlags.SELECTED:
            self.mainwin.hide()
        else:
            self.positionMenu()
            self.mainwin.show()
            self.wakePlugins()

    def wakePlugins( self ):
        self.mainwin.wakePlugins()

    def positionMenu( self ):
        # Get our own dimensions & position
        ourWidth  = self.mainwin.window.get_size()[0]
        ourHeight = self.mainwin.window.get_size()[1] + self.mainwin.offset

        # Get the dimensions/position of the widgetToAlignWith
        try:
            entryX = self.applet.get_window().get_origin().x
            entryY = self.applet.get_window().get_origin().y
        except:
            # In Betsy get_origin returns an unamed tuple so the code above fails
            entryX = self.applet.get_window().get_origin()[1]
            entryY = self.applet.get_window().get_origin()[2]

        entryWidth, entryHeight =  self.applet.get_allocation().width, self.applet.get_allocation().height
        entryHeight = entryHeight + self.mainwin.offset

        # Get the monitor dimensions
        display = self.applet.get_display()
        if (Gtk.MAJOR_VERSION, Gtk.MINOR_VERSION) >= (3, 22):
            monitor = display.get_monitor_at_window(self.applet.get_window())
            monitorGeometry = monitor.get_geometry()
        else:
            screen = display.get_default_screen()
            monitor = screen.get_monitor_at_window(self.applet.get_window())
            monitorGeometry = screen.get_monitor_geometry(monitor)

        applet_orient = self.applet.get_orient()
        if applet_orient == MatePanelApplet.AppletOrient.UP:
            newX = entryX
            newY = entryY - ourHeight
        elif applet_orient == MatePanelApplet.AppletOrient.DOWN:
            newX = entryX
            newY = entryY + entryHeight
        elif applet_orient == MatePanelApplet.AppletOrient.RIGHT:
            newX = entryX + entryWidth
            newY = entryY
        elif applet_orient == MatePanelApplet.AppletOrient.LEFT:
            newX = entryX - ourWidth
            newY = entryY

        # Adjust for offset if we reach the end of the screen
        # Bind to the right side
        if newX + ourWidth > (monitorGeometry.x + monitorGeometry.width):
            newX = (monitorGeometry.x + monitorGeometry.width) - ourWidth
            if applet_orient == MatePanelApplet.AppletOrient.LEFT:
                newX -= entryWidth

        # Bind to the left side
        if newX < monitorGeometry.x:
            newX = monitorGeometry.x
            if applet_orient == MatePanelApplet.AppletOrient.RIGHT:
                newX -= entryWidth;

        # Bind to the bottom
        if newY + ourHeight > (monitorGeometry.y + monitorGeometry.height):
            newY = (monitorGeometry.y + monitorGeometry.height) - ourHeight
            if applet_orient == MatePanelApplet.AppletOrient.UP:
                newY -= entryHeight

        # Bind to the top
        if newY < monitorGeometry.y:
            newY = monitorGeometry.y
            if applet_orient == MatePanelApplet.AppletOrient.DOWN:
                newY -= entryHeight

        # Move window
        self.mainwin.window.move( newX, newY )

    # this callback is to create a context menu
    def create_menu(self):
        action_group = Gtk.ActionGroup(name="context-menu")
        action = Gtk.Action(name="MintMenuPrefs", label=_("Preferences"), tooltip=None, stock_id="gtk-preferences")
        action.connect("activate", self.showPreferences)
        action_group.add_action(action)
        action = Gtk.Action(name="MintMenuEdit", label=_("Edit menu"), tooltip=None, stock_id="gtk-edit")
        action.connect("activate", self.showMenuEditor)
        action_group.add_action(action)
        action = Gtk.Action(name="MintMenuReload", label=_("Reload plugins"), tooltip=None, stock_id="gtk-refresh")
        action.connect("activate", self.mainwin.RegenPlugins)
        action_group.add_action(action)
        action = Gtk.Action(name="MintMenuAbout", label=_("About"), tooltip=None, stock_id="gtk-about")
        action.connect("activate", self.showAboutDialog)
        action_group.add_action(action)
        action_group.set_translation_domain ("mintmenu")

        xml = os.path.join( os.path.join( os.path.dirname( __file__ )), "popup.xml" )
        self.applet.setup_menu_from_file(xml, action_group)

    def detect_desktop_environment (self):
        self.de = "mate"
        try:
            de = os.environ["XDG_CURRENT_DESKTOP"].lower()
            if de in ["gnome", "gnome-shell", "mate", "kde", "xfce"]:
                self.de = de
            elif de in ['cinnamon', 'x-cinnamon']:
                self.de = 'cinnamon'
            else:
                if os.path.exists("/usr/bin/caja"):
                    self.de = "mate"
                elif os.path.exists("/usr/bin/thunar"):
                    self.de = "xfce"
        except Exception, detail:
            print detail

def applet_factory( applet, iid, data ):
    MenuWin( applet, iid )
    applet.show()
    return True

def quit_all(widget):
    Gtk.main_quit()
    sys.exit(0)

MatePanelApplet.Applet.factory_main("MintMenuAppletFactory", True,
                                    MatePanelApplet.Applet.__gtype__,
                                    applet_factory, None)