[kupfer: 30/53] uievents: Implement ctx.environment.present_window

[Ulrik Sverdrup <usverdrup src gnome org>]

commit 9beb7f0b49088b9e922f18f344edd9c7b321252b
Author: Ulrik Sverdrup <ulrik sverdrup gmail com>
Date:   Thu Mar 24 17:22:37 2011 +0100

    uievents: Implement ctx.environment.present_window

 Documentation/PluginAPI.rst |    4 ++++
 kupfer/kupferui.py          |    5 ++++-
 kupfer/plugin/quickview.py  |    9 ++++++---
 kupfer/ui/uievents.py       |    7 +++++++
 4 files changed, 21 insertions(+), 4 deletions(-)
---
diff --git a/Documentation/PluginAPI.rst b/Documentation/PluginAPI.rst
index 4b58f46..2ffc5a0 100644
--- a/Documentation/PluginAPI.rst
+++ b/Documentation/PluginAPI.rst
@@ -425,6 +425,10 @@ The object passed as ``ctx`` has the following interface:
     ``get_display(self)``
         Return the display name (i.e ``:0.0``)
 
+    ``present_window(self, window)``
+        Present ``window`` (a ``gtk.Window``) on the current
+        workspace and monitor using the current event time.
+
 
 Auxiliary Action Methods
 ........................
diff --git a/kupfer/kupferui.py b/kupfer/kupferui.py
index 0045c21..47df6c6 100644
--- a/kupfer/kupferui.py
+++ b/kupfer/kupferui.py
@@ -48,7 +48,10 @@ def show_about_dialog(ctx=None):
 		# do not delete window on close
 		ab.connect("delete-event", lambda *ign: True)
 		_about_dialog = ab
-	ab.present_with_time(_get_time(ctx))
+	if ctx:
+		ctx.environment.present_window(ab)
+	else:
+		ab.present()
 
 def _response_callback(dialog, response_id):
 	dialog.hide()
diff --git a/kupfer/plugin/quickview.py b/kupfer/plugin/quickview.py
index 3e72f43..8f62605 100644
--- a/kupfer/plugin/quickview.py
+++ b/kupfer/plugin/quickview.py
@@ -13,6 +13,7 @@ import gtk
 from kupfer.objects import Action, FileLeaf
 from kupfer.objects import OperationError
 from kupfer import utils
+from kupfer.ui import uievents
 
 
 def is_content_type(fileleaf, ctype):
@@ -50,7 +51,6 @@ def load_image_max_size(filename, w, h):
 	return pl.get_pixbuf()
 
 class View (Action):
-
 	def __init__(self):
 		Action.__init__(self, _("View Image"))
 		self.open_windows = {}
@@ -61,7 +61,10 @@ class View (Action):
 	def valid_for_item(self, obj):
 		return is_content_type(obj, "image/*")
 
-	def activate(self, obj):
+	def wants_context(self):
+		return True
+
+	def activate(self, obj, ctx):
 		## If the same file @obj is already open,
 		## then close its window.
 		if obj.object in self.open_windows:
@@ -77,7 +80,7 @@ class View (Action):
 		window.set_title(utils.get_display_path_for_bytestring(obj.object))
 		window.set_position(gtk.WIN_POS_CENTER)
 		window.add(image_widget)
-		window.present()
+		ctx.environment.present_window(window)
 		window.connect("key-press-event", self.window_key_press, obj.object)
 		window.connect("delete-event", self.window_deleted, obj.object)
 		self.open_windows[obj.object] = window
diff --git a/kupfer/ui/uievents.py b/kupfer/ui/uievents.py
index a7ceb36..9880d56 100644
--- a/kupfer/ui/uievents.py
+++ b/kupfer/ui/uievents.py
@@ -27,7 +27,14 @@ class GUIEnvironmentContext (object):
 		"""
 		# FIXME: use Kupfer window's display
 		return os.getenv("DISPLAY", ":0")
+	def present_window(self, window):
+		"""
+		Show and present @window on the current
+		workspace, screen & display as appropriate.
 
+		@window: A gtk.Window
+		"""
+		window.present_with_time(self.get_timestamp())
 
 class _internal_data (object):
 	seq = 0