/usr/lib/python2.7/dist-packages/xpra/gtk_common/gtk_view_clipboard.py is in xpra 0.15.8+dfsg-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 file is part of Xpra.
# Copyright (C) 2013, 2014 Antoine Martin <antoine@devloop.org.uk>
import re
import sys
from collections import deque
from xpra.gtk_common.gobject_compat import import_gtk, import_gdk, is_gtk3, import_pango, import_gobject
gtk = import_gtk()
gdk = import_gdk()
pango = import_pango()
gobject = import_gobject()
from xpra.gtk_common.gtk_util import TableBuilder, label, GetClipboard
from xpra.platform.paths import get_icon
from xpra.platform.features import CLIPBOARDS
from xpra.gtk_common.gobject_compat import get_xid
class ClipboardInstance(object):
def __init__(self, selection, _log):
self.clipboard = GetClipboard(selection)
self.selection = selection
self._log = _log
self.owned_label = label()
self.get_targets = gtk.combo_box_new_text()
self.get_targets.set_sensitive(False)
self.get_targets.connect("changed", self.get_target_changed)
self.set_targets = gtk.combo_box_new_text()
self.set_targets.append_text("STRING")
self.set_targets.append_text("UTF8_STRING")
self.set_targets.set_active(0)
self.set_targets.connect("changed", self.set_target_changed)
self.value_label = label()
self.value_entry = gtk.Entry()
self.value_entry.set_max_length(100)
self.value_entry.set_width_chars(32)
self.clear_label_btn = gtk.Button("X")
self.clear_label_btn.connect("clicked", self.clear_label)
self.clear_entry_btn = gtk.Button("X")
self.clear_entry_btn.connect("clicked", self.clear_entry)
self.get_get_targets_btn = gtk.Button("Get Targets")
self.get_get_targets_btn.connect("clicked", self.do_get_targets)
self.get_target_btn = gtk.Button("Get Target")
self.get_target_btn.connect("clicked", self.do_get_target)
self.get_target_btn.set_sensitive(False)
self.set_target_btn = gtk.Button("Set Target")
self.set_target_btn.connect("clicked", self.do_set_target)
self.get_string_btn = gtk.Button("Get String")
self.get_string_btn.connect("clicked", self.do_get_string)
self.set_string_btn = gtk.Button("Set String")
self.set_string_btn.connect("clicked", self.do_set_string)
self.clipboard.connect("owner-change", self.owner_changed)
self.log("ready")
def __repr__(self):
return "ClipboardInstance(%s)" % self.selection
def log(self, msg):
self._log(self.selection, msg)
def clear_entry(self, *args):
self.value_entry.set_text("")
def clear_label(self, *args):
self.value_label.set_text("")
def get_targets_callback(self, c, targets, *args):
self.log("got targets: %s" % str(targets))
if hasattr(targets, "name"):
self.log("target is atom: %s" % targets.name())
targets = []
filtered = [x for x in (targets or []) if x not in ("MULTIPLE", "TARGETS")]
ct = self.get_targets.get_active_text()
if not ct:
#choose a good default target:
for x in ("STRING", "UTF8_STRING"):
if x in filtered:
ct = x
break
self.get_targets.get_model().clear()
self.get_targets.set_sensitive(True)
i = 0
for t in filtered:
self.get_targets.append_text(t)
if t==ct:
self.get_targets.set_active(i)
i += 1
self.get_targets.show_all()
def do_get_targets(self, *args):
self.clipboard.request_targets(self.get_targets_callback, None)
def get_target_changed(self, cb):
target = self.get_targets.get_active_text()
self.get_target_btn.set_sensitive(bool(target))
def set_target_changed(self, cb):
pass
def ellipsis(self, val):
if len(val)>24:
return val[:24]+".."
return val
def selection_value_callback(self, cb, selection_data, *args):
#print("selection_value_callback(%s, %s, %s)" % (cb, selection_data, args))
try:
if selection_data.data is None:
s = ""
else:
s = "type=%s, format=%s, data=%s" % (
selection_data.type,
selection_data.format,
self.ellipsis(re.escape(selection_data.data)))
except TypeError:
try:
s = self.ellipsis("\\".join([str(x) for x in bytearray(selection_data.data)]))
except:
s = "!ERROR! binary data?"
self.log("Got selection data: '%s'" % s)
self.value_label.set_text(s)
def do_get_target(self, *args):
self.clear_label()
target = self.get_targets.get_active_text()
self.log("Requesting %s" % target)
self.clipboard.request_contents(target, self.selection_value_callback, None)
def selection_clear_cb(self, clipboard, data):
#print("selection_clear_cb(%s, %s)", clipboard, data)
self.log("Selection has been cleared")
def selection_get_callback(self, clipboard, selectiondata, info, *args):
#print("selection_get_callback(%s, %s, %s, %s) targets=%s" % (clipboard, selectiondata, info, args, selectiondata.get_targets()))
value = self.value_entry.get_text()
self.log("Answering selection request with value: '%s'" % self.ellipsis(value))
selectiondata.set("STRING", 8, value)
def do_set_target(self, *args):
target = self.set_targets.get_active_text()
self.log("Target set to %s" % target)
self.clipboard.set_with_data([(target, 0, 0)], self.selection_get_callback, self.selection_clear_cb)
def string_value_callback(self, cb, value, *args):
if value is None:
value = ""
assert type(value)==str, "value is not a string!"
self.log("Got string selection data: '%s'" % value)
self.value_label.set_text(self.ellipsis(value))
def do_get_string(self, *args):
#self.log("do_get_string%s on %s.%s" % (args, self, self.clipboard))
self.clipboard.request_text(self.string_value_callback, None)
def do_set_string(self, *args):
self.clipboard.set_text(self.ellipsis(self.value_entry.get_text()))
def owner_changed(self, cb, event):
r = {}
if not is_gtk3():
r = {gtk.gdk.OWNER_CHANGE_CLOSE : "close",
gtk.gdk.OWNER_CHANGE_DESTROY : "destroy",
gtk.gdk.OWNER_CHANGE_NEW_OWNER : "new owner"}
owner = self.clipboard.get_owner()
#print("xid=%s, owner=%s" % (self.value_entry.get_window().xid, event.owner))
weownit = (owner is not None)
if weownit:
owner_info="(us)"
else:
owner_info = hex(event.owner)
self.log("Owner changed, reason: %s, new owner=%s" % (
r.get(event.reason, event.reason), owner_info))
class ClipboardStateInfoWindow(object):
def __init__(self):
self.window = gtk.Window()
self.window.connect("destroy", self.destroy)
self.window.set_default_size(640, 300)
self.window.set_border_width(20)
self.window.set_title("Clipboard Test Tool")
vbox = gtk.VBox(False, 0)
vbox.set_spacing(15)
self.log = deque(maxlen=25)
for x in range(25):
self.log.append("")
self.events = gtk.Label()
fixed = pango.FontDescription('monospace 9')
self.events.modify_font(fixed)
#how many clipboards to show:
self.clipboards = CLIPBOARDS
tb = TableBuilder()
table = tb.get_table()
labels = [label("Selection")]
labels += [label("Value"), label("Clear"), label("Targets"), label("Actions")]
tb.add_row(*labels)
for selection in self.clipboards:
cs = ClipboardInstance(selection, self.add_event)
get_actions = gtk.HBox()
for x in (cs.get_get_targets_btn, cs.get_target_btn, cs.get_string_btn):
get_actions.pack_start(x)
tb.add_row(label(selection), cs.value_label, cs.clear_label_btn, cs.get_targets, get_actions)
set_actions = gtk.HBox()
for x in (cs.set_target_btn, cs.set_string_btn):
set_actions.pack_start(x)
tb.add_row(None, cs.value_entry, cs.clear_entry_btn, cs.set_targets, set_actions)
vbox.pack_start(table)
vbox.add(self.events)
self.window.add(vbox)
self.window.show_all()
icon = get_icon("clipboard.png")
if icon:
self.window.set_icon(icon)
try:
self.add_event("ALL", "window=%s, xid=%#x" % (self.window, get_xid(self.window.get_window())))
except:
self.add_event("ALL", "window=%s" % self.window)
def add_event(self, selection, message):
msg = message
if len(self.clipboards)>0:
msg = "%s : %s" % (selection, message)
self.log.append(msg)
self.events.set_text("\n".join(self.log))
def destroy(self, *args):
gtk.main_quit()
def main():
from xpra.platform import init, clean
try:
init("Clipboard-Test", "Clipboard Test Tool")
ClipboardStateInfoWindow()
gtk.main()
finally:
clean()
if __name__ == "__main__":
main()
sys.exit(0)
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