gui.py better function documentation

added more function documentation in Gui and also documented some
passage

diff --git a/gui.py b/gui.py
index d8c33a1..5f16273 100755 (executable)
--- a/gui.py
+++ b/gui.py
@@ -42,6 +42,10 @@ from settings import appconf
 
 class Gui(QtGui.QDialog):
     def __init__(self, prManager):
+        """ Gui init, an QApplication is created and stored here, also a main window and a trayIcon
+        are created.
+        Default actions are builded and profile manager stored from argument (instance of ProfHandler """
+
         self.app = QtGui.QApplication(sys.argv)
     
         #check if system tray is avaiable on the system
@@ -65,14 +69,21 @@ class Gui(QtGui.QDialog):
         self.profileManager = prManager
 
     def main(self): 
+        """ Like Gtk application this main executes the app, thi is somewhat writed for
+        compatibility in porting the app """
+
         sys.exit(self.app.exec_())
 
     def closeEvent(self, event):
+        """ Handle application closing """
+
         if self.trayIcon.isVisible():
             self.hide()
             event.ignore()
 
     def createActions(self):
+        """ Create actions for the various components """
+
         self.manageprofiles = QtGui.QAction("Manage &Profiles", self,
                 triggered=self.hide)
         self.quitAction = QtGui.QAction("&Quit", self,
@@ -80,26 +91,33 @@ class Gui(QtGui.QDialog):
 
 
     def createTrayIcon(self):
+         """ Builds a new tray icon with a context menu and an action for the profile manager menu """
+
          #context menu build, right click
          self.trayIconMenu = QtGui.QMenu(self)
          self.trayIconMenu.addAction(self.manageprofiles)
          self.trayIconMenu.addSeparator()
          self.trayIconMenu.addAction(self.quitAction)
 
+         #create the tray with an incon
          self.trayIcon = QtGui.QSystemTrayIcon(QtGui.QIcon(appconf.icon), self.app)
+         #attach a context menu for the right click to the tray
          self.trayIcon.setContextMenu(self.trayIconMenu)
-         #baloon on hover
+         #baloon on hover for the tray
          self.trayIcon.setToolTip(appconf.appname+" "+appconf.appversion+"\nRight Click to manage profiles.")
-         #left click profiles show
+         #left click profiles show for the tray
          self.trayIcon.activated.connect(self.showTrayProfiles)
 
 
     def showTrayProfiles(self,reason):
+        """ Pops up a system tray profile Manager with a list of activable profiles and an 
+        action to add a new One """
+
         if reason in (QtGui.QSystemTrayIcon.Trigger, QtGui.QSystemTrayIcon.DoubleClick):
-            print "Catched left click"
             self.menuProfiles = QtGui.QMenu()
             self.menuProfiles.setTitle("Profiles")
 
+            #Get profiles from the ProfHandler embedded in the gui
             profiles = self.profileManager.getProfilesList()
 
             for pr in profiles:
@@ -123,11 +141,13 @@ class Gui(QtGui.QDialog):
             self.menuProfiles.popup(QtGui.QCursor.pos())
 
     def addProfile(self):
+        """ Gui frontend to add a new Profile, it requests the user a profile name 
+        through a QInputDialog and creates a new profile with the help of the ProfHandler embedded in the Gui """
+
         self.setWindowTitle("Add New Profile - Dboxswitch - dropbox profile switcher")
         self.resize(300, 100)
         text, ok = QtGui.QInputDialog.getText(self, 'Input Dialog', 
                             'Enter profile name:')
-                
         if ok:
             try:
                 self.profileManager.addProfile(unicode(text))
@@ -135,10 +155,8 @@ class Gui(QtGui.QDialog):
                 self.showError(str(e))
 
     def showError(self, err):
-        """ Display an error message """
+        """ Display an error message through a QErrorMessage """
+
         self.setWindowTitle("Error - Dboxswitch - dropbox profile switcher")
         self.resize(200, 100)
         err = QtGui.QErrorMessage.showMessage(QtGui.QErrorMessage.qtHandler(), "Error: "+err)
-
-
-