[gnue] r9418 - trunk/gnue-forms/src/uidrivers/gtk2/widgets/form

[johannes]

Author: johannes
Date: 2007-02-28 07:51:21 -0600 (Wed, 28 Feb 2007)
New Revision: 9418

Modified:
   trunk/gnue-forms/src/uidrivers/gtk2/widgets/form/widget.py
Log:
Added file- and directory-selection dialogs

issue152 in-progress


Modified: trunk/gnue-forms/src/uidrivers/gtk2/widgets/form/widget.py
===================================================================
--- trunk/gnue-forms/src/uidrivers/gtk2/widgets/form/widget.py  2007-02-28 
13:01:19 UTC (rev 9417)
+++ trunk/gnue-forms/src/uidrivers/gtk2/widgets/form/widget.py  2007-02-28 
13:51:21 UTC (rev 9418)
@@ -384,6 +384,103 @@
 
 
   # ---------------------------------------------------------------------------
+  # Create a FileChooser dialog to select filenames
+  # ---------------------------------------------------------------------------
+
+  def _ui_select_files_(self, title, default_dir, default_file, wildcard,
+            mode, multiple, overwrite_prompt, file_must_exist):
+        """
+        Bring up a dialog for selecting filenames.
+
+        @param title: Message to show on the dialog
+        @param default_dir: the default directory, or the empty string
+        @param default_file: the default filename, or the empty string
+        @param wildcard: a list of tuples describing the filters used by the
+            dialog.  Such a tuple constists of a description and a fileter.
+            Example: [('PNG Files', '*.png'), ('JPEG Files', '*.jpg')]
+            If no wildcard is given, all files will match (*.*)
+        @param mode: Is this dialog an open- or a save-dialog.  If mode is
+            'save' it is a save dialog, everything else would be an
+            open-dialog.
+        @param multiple: for open-dialog only: if True, allows selecting
+            multiple files
+        @param overwrite_prompt: for save-dialog only: if True, prompt for a
+            confirmation if a file will be overwritten
+        @param file_must_exist: if True, the user may only select files that
+            actually exist
+
+        @returns: a sequence of filenames or None if the dialog has been
+            cancelled.
+        """
+
+        if mode.lower().startswith('save'):
+            action = gtk.FILE_CHOOSER_ACTION_SAVE
+            button = gtk.STOCK_SAVE
+        else:
+            action = gtk.FILE_CHOOSER_ACTION_OPEN
+            button = gtk.STOCK_OPEN
+
+        dlg = gtk.FileChooserDialog(title, self.mainWindow, action,
+                (button, gtk.RESPONSE_ACCEPT, gtk.STOCK_CANCEL,
+                    gtk.RESPONSE_REJECT))
+        try:
+            result = None
+            dlg.set_select_multiple(multiple)
+            dlg.set_do_overwrite_confirmation(overwrite_prompt)
+
+            dlg.set_current_folder(default_dir)
+            dlg.set_filename(default_file)
+
+            for (descr, pattern) in wildcard:
+                flt = gtk.FileFilter()
+                flt.set_name(descr)
+                flt.add_pattern(pattern)
+                dlg.add_filter(flt)
+
+            if dlg.run() == gtk.RESPONSE_ACCEPT:
+                result = dlg.get_filenames()
+
+        finally:
+            dlg.destroy()
+
+        return result
+
+
+  # ---------------------------------------------------------------------------
+  # Create a FileChooser dialog to select a directory name
+  # ---------------------------------------------------------------------------
+
+  def _ui_select_dir_(self, title, default_dir, new_dir):
+        """
+        Bring up a dialog for selecting a directory path.
+
+        @param title: Message to show on the dialog
+        @param default_dir: the default directory, or the empty string
+        @param new_dir: In GTK2+ the "Create new directory" button is always
+            available and can't be turned off
+
+        @returns: a path or None if the dialog has been cancelled.
+        """
+
+        dlg = gtk.FileChooserDialog(title, self.mainWindow,
+                gtk.FILE_CHOOSER_ACTION_SELECT_FOLDER,
+                (gtk.STOCK_OK, gtk.RESPONSE_ACCEPT, gtk.STOCK_CANCEL,
+                    gtk.RESPONSE_REJECT))
+        try:
+            result = None
+
+            dlg.set_current_folder(default_dir)
+
+            if dlg.run() == gtk.RESPONSE_ACCEPT:
+                result = dlg.get_filenames()
+
+        finally:
+            dlg.destroy()
+
+        return result
+
+
+  # ---------------------------------------------------------------------------
   # Display an about box
   # ---------------------------------------------------------------------------