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# Copyright (C) 2009 Lars Wirzenius <liw@liw.fi>
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
# This is necessary for running under Python 2.5, which we need to
# do on Debian, for now.
from __future__ import with_statement
import os
import gtk
import dimbola
class PhotoViewerBase(object):
'''Display the currently selected photo in full size.
This is a base class, from which will be derived two other classes,
one for showing photos in a tab, the other in a separate toplevel
window.
'''
def __init__(self, mwc):
self.mwc = mwc
self.photoid = None
mwc.connect('setup-widgets', self.setup_widgets)
mwc.connect('photo-meta-changed', lambda *args: self.draw_photo())
def remember_photo(self, model):
if len(model.selected) == 1:
self.photoid = model.selected[0]
else:
self.photoid = None
self.draw_photo()
def draw_photo(self):
w = self.widget.window
if w is None:
return
w.clear()
width, height = w.get_size()
style = self.widget.get_style()
if self.widget.flags() & gtk.HAS_FOCUS:
self.widget.get_style().paint_focus(w,
self.widget.state,
None,
None,
None,
0, 0,
width, height)
fg = style.fg_gc[gtk.STATE_NORMAL]
with self.mwc.db:
preview = self.mwc.db.get_preview(self.photoid)
a, b, c, rotate = \
self.mwc.db.get_basic_photo_metadata(self.photoid)
if preview is not None:
pixbuf = dimbola.image_data_to_pixbuf(preview)
pixbuf = dimbola.rotate_pixbuf(pixbuf, rotate)
pixbuf = dimbola.scale_pixbuf(pixbuf, width, height)
x = (width - pixbuf.get_width()) / 2
y = (height - pixbuf.get_height()) / 2
w.draw_pixbuf(fg, pixbuf, 0, 0, x, y)
def request_rating(self, stars):
self.mwc.emit('photo-rating-requested', stars)
def key_press_event(self, event):
if event.type == gtk.gdk.KEY_PRESS:
bindings = {
'0': lambda *args: self.request_rating(0),
'1': lambda *args: self.request_rating(1),
'2': lambda *args: self.request_rating(2),
'3': lambda *args: self.request_rating(3),
'4': lambda *args: self.request_rating(4),
'5': lambda *args: self.request_rating(5),
}
if event.keyval in bindings:
bindings[event.keyval]()
return True
elif event.string in bindings:
bindings[event.string]()
return True
return False
class PhotoViewerNotebook(PhotoViewerBase, dimbola.Plugin):
'''Display the currently selected photo in full size, in notebook.'''
def enable(self):
pass
def disable(self):
pass
def setup_widgets(self, mwc):
self.widget = mwc.widgets['photo_drawingarea']
self.box = mwc.widgets['photo_vbox']
mwc.grid.model.connect('selection-changed', self.remember_photo)
def on_photo_drawingarea_expose_event(self, *args):
self.draw_photo()
def on_photo_previous_button_clicked(self, *args):
self.mwc.grid.model.select_previous()
def on_photo_next_button_clicked(self, *args):
self.mwc.grid.model.select_next()
def on_view_photo_menuitem_activate(self, radio):
if radio.get_active():
self.box.show()
self.widget.grab_focus()
else:
self.box.hide()
def on_photo_drawingarea_key_press_event(self, widget, event):
return self.key_press_event(event)
def on_photo_drawingarea_button_press_event(self, widget, event):
widget.grab_focus()
return False
class PhotoViewerWindow(PhotoViewerBase, dimbola.Plugin):
'''Like PhotoViewerNotebook, but use a separate window.'''
def enable(self):
self.mwc.add_to_menu('photo_menu', 'photowin_menuitem',
'View photo in separate window',
check=True)
self.menuitem = self.mwc.widgets['photowin_menuitem']
def disable(self):
self.mwc.remove_from_menu('photo_menu', 'photowin_menuitem')
self.menuitem = None
def setup_widgets(self, mwc):
self.widget = mwc.widgets['photowin_drawingarea']
self.window = mwc.widgets['photo_window']
self.fullscreen_button = mwc.widgets['fullscreen_button']
self.unfullscreen_button = mwc.widgets['unfullscreen_button']
self.widget = mwc.widgets['photowin_drawingarea']
mwc.grid.model.connect('selection-changed', self.remember_photo)
def on_photowin_menuitem_activate(self, menuitem):
if menuitem.get_active():
self.window.show()
else:
self.window.hide()
def on_photowin_drawingarea_expose_event(self, *args):
self.draw_photo()
def on_photo_window_delete_event(self, *args):
self.menuitem.set_active(False)
self.window.hide()
return True
def on_fullscreen_button_clicked(self, *args):
self.window.fullscreen()
self.fullscreen_button.hide()
self.unfullscreen_button.show()
def on_unfullscreen_button_clicked(self, *args):
self.window.unfullscreen()
self.unfullscreen_button.hide()
self.fullscreen_button.show()
def on_photowin_previous_button_clicked(self, *args):
self.mwc.grid.model.select_previous()
def on_photowin_next_button_clicked(self, *args):
self.mwc.grid.model.select_next()
def on_photowin_drawingarea_key_press_event(self, widget, event):
bindings = {
gtk.keysyms.Escape: self.on_unfullscreen_button_clicked,
}
if event.type == gtk.gdk.KEY_PRESS:
if event.keyval == gtk.keysyms.Escape:
self.on_unfullscreen_button_clicked()
return True
elif (event.keyval == gtk.keysyms.w and
event.state & gtk.gdk.CONTROL_MASK):
self.on_photo_window_delete_event()
return True
return self.key_press_event(event)
def on_photowin_drawingarea_button_press_event(self, widget, event):
widget.grab_focus()
return False
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