121 lines
4.2 KiB
Python
121 lines
4.2 KiB
Python
#!/usr/bin/env python
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# vim: tabstop=4 softtabstop=4 shiftwidth=4 expandtab
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#
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# Copyright (c) 2009, Emmanuel Bretelle <chantra@debuntu.org>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, version 2 only.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor
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# , Boston, MA 02110-1301 USA
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# pylint: disable-msg=W0212
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''' Editable Label class'''
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import gtk
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class TerminatorEditableLabel( gtk.EventBox ):
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'''
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An eventbox that partialy emulate a gtk.Label
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On double-click, the label is editable, entering an empty will revert back to automatic text
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'''
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_label = None
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_ebox = None
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_autotext = None
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_custom = None
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_entry = None
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_entry_handler_id = []
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def __init__(self, text = ""):
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''' Class initialiser'''
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gtk.EventBox.__init__(self)
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self._label = gtk.Label(text)
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self._custom = False
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self.set_visible_window (False)
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self.add (self._label)
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self.connect ("button-press-event", self._on_click_text)
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def set_angle(self, angle ):
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'''set angle of the label'''
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self._label.set_angle( angle )
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def set_text( self, text, force=False):
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'''set the text of the label'''
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self._autotext = text
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if not self._custom or force:
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self._label.set_text(text)
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def get_text( self ):
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'''get the text from the label'''
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return self._label.get_text()
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def _on_click_text(self, widget, event):
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'''event handling text edition'''
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if event.type == gtk.gdk._2BUTTON_PRESS :
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self.remove (self._label)
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self._entry = gtk.Entry ()
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self._entry.set_text (self._label.get_text ())
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self._entry.show ()
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self.add (self._entry)
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sig = self._entry.connect ("focus-out-event", self._entry_to_label)
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self._entry_handler_id.append(sig)
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sig = self._entry.connect ("activate", self._on_entry_activated)
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self._entry_handler_id.append(sig)
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sig = self._entry.connect ("key-press-event",
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self._on_entry_keypress)
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self._entry_handler_id.append(sig)
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self._entry.grab_focus ()
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return True
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# make pylint happy
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if 1 or widget or event:
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return False
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def _entry_to_label (self, widget, event):
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'''replace gtk.Entry by the gtk.Label'''
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if self._entry and self._entry in self.get_children():
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#disconnect signals to avoid segfault :s
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for sig in self._entry_handler_id:
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if self._entry.handler_is_connected(sig):
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self._entry.disconnect(sig)
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self._entry_handler_id = []
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self.remove (self._entry)
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self.add (self._label)
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self._entry = None
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self.show_all ()
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return True
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#make pylint happy
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if 1 or widget or event:
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return False
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def _on_entry_activated (self, widget):
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'''get the text entered in gtk.Entry'''
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entry = self._entry.get_text ()
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label = self._label.get_text ()
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if entry == '':
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self._custom = False
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self.set_text (self._autotext)
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elif entry != label:
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self._custom = True
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self._label.set_text (entry)
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self._entry_to_label (None, None)
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# make pylint happy
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if 1 or widget:
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return
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def _on_entry_keypress (self, widget, event):
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'''handle keypressed in gtk.Entry'''
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key = gtk.gdk.keyval_name (event.keyval)
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if key == 'Escape':
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self._entry_to_label (None, None)
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# make pylint happy
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if 1 or widget or event:
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return
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