Development Team/Almanac/Code Snippets: Difference between revisions

← Older edit

@@ Line 1: / Line 1: @@
-{{OLPC}}
 {{Translations}}
+The [[Development_Team/Almanac|Sugar Almanac]] also has lots of code snippets.
 == Smooth animation ==
-[PyGTK/Smooth_Animation_with_PyGTK]
+[[PyGTK/Smooth_Animation_with_PyGTK]]
+== WebKit WebView ==
-== WebView ==
+ from gi.repository import WebKit
-Use the WebView in a widget.
+ from gi.repository import Gtk
-  import os
-  import hulahop
+  WINDOW_WIDTH, WINDOW_HEIGHT = 700, 500
-  from sugar import env
-  hulahop.startup(os.path.join(env.get_profile_path(), 'gecko'))
+  # create window:
-  from hulahop.webview import WebView
+  def _destroy_cb(widget, data=None):
+     Gtk.main_quit()
-  import gtk
+  window = Gtk.Window()
+ window.resize(WINDOW_WIDTH, WINDOW_HEIGHT)
+ window.connect("destroy", _destroy_cb)
+ window.show()
-  win = gtk.Window(gtk.WINDOW_TOPLEVEL)
+  # create and add scrolled window:
-  win.set_size_request(800,600)
+  s = Gtk.ScrolledWindow()
-  win.connect('destroy', gtk.main_quit)
+  window.add(s)
- wv = WebView()
+  s.show()
- wv.load_uri('http://wiki.laptop.org/go/Guido_van_Robot')
-  wv.show()
-  win.add(wv)
+  # create and add webview:
+ v = WebKit.WebView()
+ s.add(v)
+ v.show()
-  win.show()
+  # load google page:
-  gtk.main()
+  v.load_uri('http://wiki.laptop.org')
-=== Notes ===
+ Gtk.main()
-* I'm not sure what the purpose is of the call to hulahop.startup as the documentation is rather sparse. I only knows it's needed to get it to work [[User:Stas_z|Stas Zytkiewicz]] 2 Dec 2007
 == Toolbar ==
@@ Line 51: / Line 58: @@
   class MyActivity(activity.Activity):
   ...
-     mytoolbox = gtk.Toolbar(self)
+     mytoolbox = gtk.Toolbar()
-     helpbut = ToolButton('help')#Stock help icon
+     helpbut = ToolButton('help') #Stock help icon
      helpbut.set_tooltip(_("Get help"))
      helpbut.connect('clicked', self.help_button_pressed)
@@ Line 75: / Line 82: @@
   from sugar.activity import activity
   bundle_path = activity.get_bundle_path()
+This snippet shows how to get [http://lists.laptop.org/pipermail/devel/2008-March/011799.html a path to an activity's writable directories] (i.e. the SUGAR_ACTIVITY_ROOT environment variable; see also [[Activity_DBus_API#Security | the activity DBus API]]):
+ class WebActivity(activity.Activity):
+     def __init__(self, handle):
+         activity.Activity.__init__(self, handle)
+         temp_path = os.path.join(self.get_activity_root(), 'instance')
 == Images ==
@@ Line 215: / Line 229: @@
 [[Category:HowTo]]
 [[Category:Sugar]]
+[[Category:Developer]]