/usr/lib/python2.7/dist-packages/tryton/gui/window/view_form/view/form_gtk/image.py is in tryton-client 3.4.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#this repository contains the full copyright notices and license terms.
import gtk
import gettext
import os
import tempfile
from tryton.common import (file_selection, Tooltips, file_open, slugify,
resize_pixbuf, data2pixbuf, BIG_IMAGE_SIZE)
from .widget import Widget
import urllib
_ = gettext.gettext
class Image(Widget):
def __init__(self, view, attrs):
super(Image, self).__init__(view, attrs)
self.filename = attrs.get('filename')
self.height = int(attrs.get('img_height', 100))
self.width = int(attrs.get('img_width', 300))
self.widget = gtk.VBox(spacing=3)
self.event = gtk.EventBox()
self.event.drag_dest_set(gtk.DEST_DEFAULT_ALL, [
('text/plain', 0, 0),
('text/uri-list', 0, 1),
("image/x-xpixmap", 0, 2)], gtk.gdk.ACTION_MOVE)
self.event.connect('drag_motion', self.drag_motion)
self.event.connect('drag_data_received', self.drag_data_received)
self.tooltips = Tooltips()
self.image = gtk.Image()
self.event.add(self.image)
self.widget.pack_start(self.event, expand=True, fill=True)
if not attrs.get('readonly'):
alignment = gtk.Alignment(xalign=0.5, yalign=0.5)
hbox = gtk.HBox(spacing=0)
self.but_add = gtk.Button()
img_add = gtk.Image()
img_add.set_from_stock('tryton-find', gtk.ICON_SIZE_SMALL_TOOLBAR)
self.but_add.set_image(img_add)
self.but_add.set_relief(gtk.RELIEF_NONE)
self.but_add.connect('clicked', self.sig_add)
self.tooltips.set_tip(self.but_add, _('Select an Image...'))
hbox.pack_start(self.but_add, expand=False, fill=False)
if self.filename:
self.but_open = gtk.Button()
img_open = gtk.Image()
img_open.set_from_stock('tryton-open',
gtk.ICON_SIZE_SMALL_TOOLBAR)
self.but_open.set_image(img_open)
self.but_open.set_relief(gtk.RELIEF_NONE)
self.but_open.connect('clicked', self.sig_open)
self.tooltips.set_tip(self.but_open, _('Open...'))
hbox.pack_start(self.but_open, expand=False, fill=False)
else:
self.but_open = None
self.but_save_as = gtk.Button()
img_save_as = gtk.Image()
img_save_as.set_from_stock('tryton-save',
gtk.ICON_SIZE_SMALL_TOOLBAR)
self.but_save_as.set_image(img_save_as)
self.but_save_as.set_relief(gtk.RELIEF_NONE)
self.but_save_as.connect('clicked', self.sig_save_as)
self.tooltips.set_tip(self.but_save_as, _('Save As...'))
hbox.pack_start(self.but_save_as, expand=False, fill=False)
self.but_remove = gtk.Button()
img_remove = gtk.Image()
img_remove.set_from_stock('tryton-clear',
gtk.ICON_SIZE_SMALL_TOOLBAR)
self.but_remove.set_image(img_remove)
self.but_remove.set_relief(gtk.RELIEF_NONE)
self.but_remove.connect('clicked', self.sig_remove)
self.tooltips.set_tip(self.but_remove, _('Clear'))
hbox.pack_start(self.but_remove, expand=False, fill=False)
alignment.add(hbox)
self.widget.pack_start(alignment, expand=False, fill=False)
else:
self.but_add = None
self.but_open = None
self.but_save_as = None
self.but_remove = None
self.tooltips.enable()
self._readonly = False
self.update_img()
@property
def filename_field(self):
return self.record.group.fields.get(self.filename)
def _readonly_set(self, value):
self._readonly = value
if self.but_add:
self.but_add.set_sensitive(not value)
if self.but_open:
self.but_open.set_sensitive(not value)
if self.but_save_as:
self.but_save_as.set_sensitive(not value)
if self.but_remove:
self.but_remove.set_sensitive(not value)
def sig_add(self, widget):
filter_all = gtk.FileFilter()
filter_all.set_name(_('All files'))
filter_all.add_pattern("*")
filter_image = gtk.FileFilter()
filter_image.set_name(_('Images'))
for mime in ("image/png", "image/jpeg", "image/gif"):
filter_image.add_mime_type(mime)
for pat in ("*.png", "*.jpg", "*.gif", "*.tif", "*.xpm"):
filter_image.add_pattern(pat)
filename = file_selection(_('Open...'), preview=True,
filters=[filter_image, filter_all])
if filename:
self.field.set_client(self.record, open(filename, 'rb').read())
if self.filename_field:
self.filename_field.set_client(self.record,
os.path.basename(filename))
self.update_img()
def sig_open(self, widget=None):
if not self.filename_field:
return
dtemp = tempfile.mkdtemp(prefix='tryton_')
filename = self.filename_field.get(self.record)
if not filename:
return
root, ext = os.path.splitext(filename)
filename = ''.join([slugify(root), os.extsep, slugify(ext)])
file_path = os.path.join(dtemp, filename)
with open(file_path, 'wb') as fp:
fp.write(self.field.get_data(self.record))
root, type_ = os.path.splitext(filename)
if type_:
type_ = type_[1:]
file_open(file_path, type_)
def sig_save_as(self, widget):
filename = ''
if self.filename_field:
filename = self.filename_field.get(self.record)
filename = file_selection(_('Save As...'), filename=filename,
action=gtk.FILE_CHOOSER_ACTION_SAVE)
if filename:
with open(filename, 'wb') as fp:
fp.write(self.field.get_data(self.record))
def sig_remove(self, widget):
self.field.set_client(self.record, False)
self.update_img()
def drag_motion(self, widget, context, x, y, timestamp):
if self._readonly:
return False
context.drag_status(gtk.gdk.ACTION_COPY, timestamp)
return True
def drag_data_received(self, widget, context, x, y, selection,
info, timestamp):
if self._readonly:
return
if info == 0:
uri = selection.get_text().split('\n')[0]
if uri:
self.field.set_client(self.record, urllib.urlopen(uri).read())
self.update_img()
elif info == 1:
uri = selection.data.split('\r\n')[0]
if uri:
self.field.set_client(self.record, urllib.urlopen(uri).read())
self.update_img()
elif info == 2:
data = selection.get_pixbuf()
if data:
self.field.set_client(self.record, data)
self.update_img()
def update_img(self):
value = None
if self.field:
value = self.field.get_client(self.record)
if isinstance(value, (int, long)):
if value > BIG_IMAGE_SIZE:
value = False
else:
value = self.field.get_data(self.record)
pixbuf = resize_pixbuf(data2pixbuf(value), self.width, self.height)
self.image.set_from_pixbuf(pixbuf)
def display(self, record, field):
if not field:
return False
super(Image, self).display(record, field)
self.update_img()
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