Rewrite Flatpak GUI mess (6/X):

* Refactor mainwindow.py and infowindow.py (2/X)
* Fix "Info" menu item function

pardusflatpakgui/infowindow.py

@@ -32,34 +32,34 @@ gettext.install("pardus-flatpak-gui", "po/")
 
 
 class InfoWindow(object):
-    def __init__(self, application, infostring, app):
+    def __init__(self, application, info_string, app):
         self.Application = application
-        self.InfoString = infostring
+        self.InfoString = info_string
         self.App = app
 
         try:
-            InfoGUIFile = "ui/infowindow.glade"
-            InfoBuilder = Gtk.Builder.new_from_file(InfoGUIFile)
-            InfoBuilder.connect_signals(self)
+            info_gui_file = "ui/infowindow.glade"
+            info_builder = Gtk.Builder.new_from_file(info_gui_file)
+            info_builder.connect_signals(self)
         except GLib.GError:
-            print(_("Error reading GUI file: ") + InfoGUIFile)
+            print(_("Error reading GUI file: ") + info_gui_file)
             raise
 
-        InfoTextBuffer = InfoBuilder.get_object(
+        info_text_buffer = info_builder.get_object(
                                     "InfoTextBuffer")
-        InfoTextBuffer.set_text(infostring)
+        info_text_buffer.set_text(info_string)
 
-        InfoButton = InfoBuilder.get_object("InfoButton")
-        InfoButton.set_label(_("_Copy to Clipboard"))
+        info_button = info_builder.get_object("InfoButton")
+        info_button.set_label(_("_Copy to Clipboard"))
 
-        self.InfoWindow = InfoBuilder.get_object("InfoWindow")
+        self.InfoWindow = info_builder.get_object("InfoWindow")
         self.InfoWindow.set_application(application)
         self.InfoWindow.set_title(_("Info About ") + app.get_name())
         self.InfoWindow.show()
 
-    def onDestroy(self, *args):
-        self.InfoWindow.destroy()
+    def on_delete_info_window(self, widget, event):
+        widget.destroy()
 
-    def onPressedCopyToClipboard(self, button):
-        ClipboardCurrent = Gtk.Clipboard.get(Gdk.SELECTION_CLIPBOARD)
-        ClipboardCurrent.set_text(self.InfoString, -1)
+    def on_copy_to_clipboard(self, button):
+        clipboard_current = Gtk.Clipboard.get(Gdk.SELECTION_CLIPBOARD)
+        clipboard_current.set_text(self.InfoString, -1)

ui/infowindow.glade

@@ -42,6 +42,10 @@ Author: Erdem Ersoy
     <property name="default_height">400</property>
     <property name="icon_name">dialog-information</property>
     <property name="type_hint">dialog</property>
+    <signal name="delete-event" handler="on_delete_info_window" swapped="no"/>
+    <child>
+      <placeholder/>
+    </child>
     <child>
       <object class="GtkBox" id="InfoBox">
         <property name="visible">True</property>
@@ -84,7 +88,7 @@ Author: Erdem Ersoy
                 <property name="receives_default">True</property>
                 <property name="image">InfoButtonImage</property>
                 <property name="use_underline">True</property>
-                <signal name="clicked" handler="onPressedCopyToClipboard" swapped="no"/>
+                <signal name="clicked" handler="on_copy_to_clipboard" swapped="no"/>
               </object>
               <packing>
                 <property name="expand">True</property>

ui/mainwindow.glade

@@ -117,7 +117,7 @@ Author: Erdem Ersoy
         <property name="use_underline">True</property>
         <property name="image">UninstallImage</property>
         <property name="use_stock">False</property>
-        <signal name="activate" handler="onUninstall" swapped="no"/>
+        <signal name="activate" handler="on_uninstall" swapped="no"/>
       </object>
     </child>
     <child>
@@ -128,7 +128,7 @@ Author: Erdem Ersoy
         <property name="use_underline">True</property>
         <property name="image">InstallImage</property>
         <property name="use_stock">False</property>
-        <signal name="activate" handler="onInstall" swapped="no"/>
+        <signal name="activate" handler="on_install" swapped="no"/>
       </object>
     </child>
   </object>
@@ -148,7 +148,7 @@ Author: Erdem Ersoy
         <property name="use_underline">True</property>
         <property name="image">InstallFromEntryImage</property>
         <property name="use_stock">False</property>
-        <signal name="activate" handler="onInstallFromEntry" swapped="no"/>
+        <signal name="activate" handler="on_install_from_entry" swapped="no"/>
       </object>
     </child>
     <child>
@@ -159,7 +159,7 @@ Author: Erdem Ersoy
         <property name="use_underline">True</property>
         <property name="image">InstallFromFileImage</property>
         <property name="use_stock">False</property>
-        <signal name="activate" handler="onInstallFromFile" swapped="no"/>
+        <signal name="activate" handler="on_install_from_file" swapped="no"/>
       </object>
     </child>
     <child>
@@ -170,7 +170,7 @@ Author: Erdem Ersoy
         <property name="use_underline">True</property>
         <property name="image">UpdateAllImage</property>
         <property name="use_stock">False</property>
-        <signal name="activate" handler="onUpdateAll" swapped="no"/>
+        <signal name="activate" handler="on_update_all" swapped="no"/>
       </object>
     </child>
     <child>
@@ -253,6 +253,7 @@ Author: Erdem Ersoy
                 <property name="model">SearchFilter</property>
                 <property name="search_column">0</property>
                 <property name="activate_on_single_click">True</property>
+                <signal name="columns-changed" handler="on_columns_changed" swapped="no"/>
                 <signal name="row-activated" handler="on_show_actions_menu" swapped="no"/>
                 <child internal-child="selection">
                   <object class="GtkTreeSelection" id="TreeSelectionMain">