[whiteboard] Port to new FileChooser API

whiteboard/whiteboard_widget.py

@@ -19,7 +19,8 @@
 ##
 
 from gi.repository import Gtk
-from gajim import gtkgui_helpers
+
+from gajim.common import app
 try:
     import gi
     gi.require_version('GooCanvas', '2.0')
@@ -28,7 +29,56 @@ try:
 except:
     HAS_GOOCANVAS = False
 from nbxmpp import Node
-from gajim.dialogs import FileChooserDialog
+
+try:
+    from gajim.filechoosers import NativeFileChooserDialog, Filter
+
+    NEW_FILECHOOSER = True
+
+    class SvgSaveDialog(NativeFileChooserDialog):
+
+        _title = _('Save File as…')
+        _filters = [Filter(_('All files'), '*', False),
+                    Filter(_('SVG files'), '*.svg', True)]
+
+except ImportError:
+    from gajim.dialogs import FileChooserDialog
+
+    NEW_FILECHOOSER = False
+
+    class SvgChooserDialog(FileChooserDialog):
+        def __init__(self, on_response_ok=None, on_response_cancel=None):
+            '''
+            Choose in which SVG file to store the image
+            '''
+            def on_ok(widget, callback):
+                '''
+                check if file exists and call callback
+                '''
+                path_to_file = self.get_filename()
+                widget.destroy()
+                callback(path_to_file)
+
+            FileChooserDialog.__init__(self,
+                title_text=_('Save Image as...'),
+                action=Gtk.FileChooserAction.SAVE,
+                buttons=(Gtk.STOCK_CANCEL, Gtk.ResponseType.CANCEL, Gtk.STOCK_SAVE,
+                    Gtk.ResponseType.OK),
+                current_folder='',
+                default_response=Gtk.ResponseType.OK,
+                on_response_ok=(on_ok, on_response_ok),
+                on_response_cancel=on_response_cancel)
+
+            filter_ = Gtk.FileFilter()
+            filter_.set_name(_('All files'))
+            filter_.add_pattern('*')
+            self.add_filter(filter_)
+
+            filter_ = Gtk.FileFilter()
+            filter_.set_name(_('SVG Files'))
+            filter_.add_pattern('*.svg')
+            self.add_filter(filter_)
+            self.set_filter(filter_)
 
 '''
 A whiteboard widget made for Gajim.
@@ -109,6 +159,10 @@ class Whiteboard(object):
         self.image.clear_canvas()
 
     def on_export_button_clicked(self, widget):
+        if NEW_FILECHOOSER:
+            SvgSaveDialog(self.image.export_svg,
+                          transient_for=app.app.get_active_window())
+        else:
             SvgChooserDialog(self.image.export_svg)
 
     def on_fg_color_button_color_set(self, widget):
@@ -247,40 +301,6 @@ class Whiteboard(object):
 
         self.recieving = {}
 
-class SvgChooserDialog(FileChooserDialog):
-    def __init__(self, on_response_ok=None, on_response_cancel=None):
-        '''
-        Choose in which SVG file to store the image
-        '''
-        def on_ok(widget, callback):
-            '''
-            check if file exists and call callback
-            '''
-            path_to_file = self.get_filename()
-            widget.destroy()
-            callback(path_to_file)
-
-        FileChooserDialog.__init__(self,
-            title_text=_('Save Image as...'),
-            action=Gtk.FileChooserAction.SAVE,
-            buttons=(Gtk.STOCK_CANCEL, Gtk.ResponseType.CANCEL, Gtk.STOCK_SAVE,
-                Gtk.ResponseType.OK),
-            current_folder='',
-            default_response=Gtk.ResponseType.OK,
-            on_response_ok=(on_ok, on_response_ok),
-            on_response_cancel=on_response_cancel)
-
-        filter_ = Gtk.FileFilter()
-        filter_.set_name(_('All files'))
-        filter_.add_pattern('*')
-        self.add_filter(filter_)
-
-        filter_ = Gtk.FileFilter()
-        filter_.set_name(_('SVG Files'))
-        filter_.add_pattern('*.svg')
-        self.add_filter(filter_)
-        self.set_filter(filter_)
-
 
 class SVGObject():
     ''' A class to store the svg document and make changes to it.'''