1 files changed, 80 insertions, 0 deletions
diff --git a/touch_test_error_scrolled.py b/touch_test_error_scrolled.py
new file mode 100644
index 0000000..78dcfff
--- /dev/null
+++ b/touch_test_error_scrolled.py
@@ -0,0 +1,80 @@
+#!/usr/bin/env python
+# Copyright (C) 2011, One Laptop Per Child
+# Author, Gonzalo Odiard <gonzalo@laptop.org>
+# Translated from c demo provided by Carlos Garnacho <carlos@lanedo.com>
+
+from gi.repository import Gtk
+from gi.repository import Gdk
+import math
+import logging
+
+class TestTouch(Gtk.DrawingArea):
+
+    def __init__(self):
+        self.touches = {}
+        super(TestTouch, self).__init__()
+        self.set_events(Gdk.EventMask.TOUCH_MASK)
+        self.add_events(Gdk.EventMask.BUTTON_PRESS_MASK)
+        self.add_events(Gdk.EventMask.BUTTON_RELEASE_MASK)
+        self.add_events(Gdk.EventMask.BUTTON_MOTION_MASK)
+        self.connect('draw', self.__draw_cb)
+        self.connect('event', self.__event_cb)
+
+    def __event_cb(self, widget, event):
+        logging.error('touch event type %s', event.type)
+        if event.type in (Gdk.EventType.TOUCH_BEGIN,
+                Gdk.EventType.TOUCH_CANCEL, Gdk.EventType.TOUCH_END,
+                Gdk.EventType.TOUCH_UPDATE, Gdk.EventType.BUTTON_PRESS,
+                Gdk.EventType.BUTTON_RELEASE, Gdk.EventType.MOTION_NOTIFY):
+            x = event.get_coords()[1]
+            y = event.get_coords()[2]
+            seq = str(event.touch.sequence)
+
+            if event.type in (Gdk.EventType.TOUCH_BEGIN,
+                    Gdk.EventType.TOUCH_UPDATE, Gdk.EventType.BUTTON_PRESS,
+                    Gdk.EventType.MOTION_NOTIFY):
+                self.touches[seq] = (x, y)
+            elif event.type in (Gdk.EventType.TOUCH_END,
+                                Gdk.EventType.BUTTON_RELEASE):
+                del self.touches[seq]
+            self.queue_draw()
+
+    def __draw_cb(self, widget, ctx):
+        ctx.set_source_rgba(0.3, 0.3, 0.3, 0.7)
+        for touch in self.touches.values():
+            x, y = touch
+            ctx.save()
+            ctx.arc(x, y, 50, 0., 2 * math.pi)
+            ctx.fill()
+            ctx.restore()
+
+
+def main():
+    window = Gtk.Window()
+    test_touch = TestTouch()
+    hbox = Gtk.HBox()
+    scrolled = Gtk.ScrolledWindow()
+
+    # if kinetic scrolling is disabled the problem disappear
+    # but the scrolledwindow is not touch friendly
+    #scrolled.set_kinetic_scrolling(False)
+
+    store = Gtk.ListStore(str)    
+    for i in range(50):
+        store.append(['Test %d' % i])
+    tview = Gtk.TreeView(store)
+    renderer = Gtk.CellRendererText()
+    column = Gtk.TreeViewColumn("Title", renderer, text=0)
+    tview.append_column(column)
+    scrolled.add(tview)
+    window.add(hbox)
+    hbox.add(scrolled)
+    hbox.add(test_touch)
+
+    window.connect("destroy", Gtk.main_quit)
+    window.set_default_size(700, 500)
+    window.show_all()
+    Gtk.main()
+
+if __name__ == "__main__":
+    main()