Viewing file: ToolbarSearchEntry.py (6.77 KB) -rw-r--r-- Select action/file-type: (+) | (+) | (+) | Code (+) | Session (+) | (+) | SDB (+) | (+) | (+) | (+) | (+) | (+) |
## This code was translated to python from the original C version in ## Rhythmbox. The original authors are:
## Copyright (C) 2002 Jorn Baayen <jorn@nl.linux.org> ## Copyright (C) 2003 Colin Walters <walters@verbum.org>
## Further modifications by:
## Copyright (C) 2008 Rui Matos <tiagomatos@gmail.com>
## Copyright (C) 2009 Red Hat, Inc. ## Author: Tim Waugh <twaugh@redhat.com>
## This program is free software; you can redistribute it and/or modify ## it under the terms of the GNU General Public License as published by ## the Free Software Foundation; either version 2 of the License, or ## (at your option) any later version.
## This program is distributed in the hope that it will be useful, ## but WITHOUT ANY WARRANTY; without even the implied warranty of ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ## GNU General Public License for more details.
## You should have received a copy of the GNU General Public License ## along with this program; if not, write to the Free Software ## Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
import gobject import gtk import HIG from gettext import gettext as _
class ToolbarSearchEntry (gtk.HBox): __gproperties__ = { 'search_timeout' : (gobject.TYPE_UINT, 'search timeout', 'search signal rate limiter (in ms)', 0, 5000, 300, gobject.PARAM_READWRITE) }
__gsignals__ = { 'search' : (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, [ gobject.TYPE_STRING ]), 'activate' : (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, []) }
def __init__ (self): self.entry = None self.timeout = 0 self.is_a11y_theme = False self.search_timeout = 300 self.menu = None
gtk.HBox.__gobject_init__ (self) self.set_spacing (HIG.PAD_NORMAL) self.set_border_width (HIG.PAD_NORMAL)
settings = gtk.settings_get_for_screen (self.get_screen ()) theme = settings.get_property ('gtk-theme-name') self.is_a11y_theme = theme == 'HighContrast' or theme == 'LowContrast'
label = gtk.Label () label.set_text_with_mnemonic (_("_Filter:")) label.set_justify (gtk.JUSTIFY_RIGHT) self.pack_start (label, False, True, 0)
self.entry = gtk.Entry() if gtk.__dict__.has_key ('ENTRY_ICON_PRIMARY'): # We have primary/secondary icon support. self.entry.set_icon_from_stock (gtk.ENTRY_ICON_PRIMARY, gtk.STOCK_FIND) self.entry.set_icon_from_stock (gtk.ENTRY_ICON_SECONDARY, gtk.STOCK_CLEAR)
self.entry.set_icon_sensitive (gtk.ENTRY_ICON_SECONDARY, False) self.entry.set_icon_activatable (gtk.ENTRY_ICON_SECONDARY, False) self.entry.connect ('icon-press', self.on_icon_press)
label.set_mnemonic_widget (self.entry)
self.pack_start (self.entry, True, True, 0)
self.entry.connect ('changed', self.on_changed) self.entry.connect ('focus_out_event', self.on_focus_out_event) self.entry.connect ('activate', self.on_activate)
def do_get_property (self, property): if property.name == 'search_timeout': return self.search_timeout else: raise AttributeError, 'unknown property %s' % property.name
def do_set_property (self, property, value): if property.name == 'search_timeout': self.search_timeout = value else: raise AttributeError, 'unknown property %s' % property.name
def clear (self): if self.timeout != 0: gobject.source_remove (self.timeout) self.timeout = 0
self.entry.set_text ("")
def get_text (self): return self.entry.get_text ()
def set_text (self, text): self.entry.set_text (text)
def check_style (self): if self.is_a11y_theme: return
bg_colour = gtk.gdk.color_parse ('#f7f7be') # yellow-ish fg_colour = gtk.gdk.color_parse ('#000000') # black
text = self.entry.get_text () if len (text) > 0: self.entry.modify_text (gtk.STATE_NORMAL, fg_colour) self.entry.modify_base (gtk.STATE_NORMAL, bg_colour) else: self.entry.modify_text (gtk.STATE_NORMAL, None) self.entry.modify_base (gtk.STATE_NORMAL, None)
self.queue_draw ()
def on_changed (self, UNUSED): self.check_style ()
if self.timeout != 0: gobject.source_remove (self.timeout) self.timeout = 0
# emit it now if we have no more text has_text = self.entry.get_text_length () > 0 if has_text: self.timeout = gobject.timeout_add (self.search_timeout, self.on_search_timeout) else: self.on_search_timeout ()
if gtk.__dict__.has_key ("ENTRY_ICON_PRIMARY"): self.entry.set_icon_sensitive (gtk.ENTRY_ICON_SECONDARY, has_text) self.entry.set_icon_activatable (gtk.ENTRY_ICON_SECONDARY, has_text)
def on_search_timeout (self): self.emit ('search', self.entry.get_text ()) self.timeout = 0
return False
def on_focus_out_event (self, UNUSED_widget, UNUSED_event): if self.timeout == 0: return False
gobject.source_remove (self.timeout) self.timeout = 0
self.emit ('search', self.entry.get_text ())
return False
def searching (self): return self.entry.get_text () != ''
def on_activate (self, UNUSED_entry): self.emit ('search', self.entry.get_text ())
def grab_focus (self): self.entry.grab_focus ()
def set_drop_down_menu (self, menu): if not gtk.__dict__.has_key ("ENTRY_ICON_PRIMARY"): return
if menu: self.entry.set_icon_sensitive (gtk.ENTRY_ICON_PRIMARY, True) self.entry.set_icon_activatable (gtk.ENTRY_ICON_PRIMARY, True) self.menu = menu else: self.entry.set_icon_sensitive (gtk.ENTRY_ICON_PRIMARY, False) self.entry.set_icon_activatable (gtk.ENTRY_ICON_PRIMARY, False) self.menu = None
def on_icon_press (self, UNUSED, icon_position, event): if icon_position == gtk.ENTRY_ICON_SECONDARY: self.set_text ("") return
if icon_position == gtk.ENTRY_ICON_PRIMARY: if not self.menu: return
self.menu.popup (None, None, None, event.button, event.time)
gobject.type_register (ToolbarSearchEntry)
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