src/chrome/browser/ui/gtk/notifications/balloon_collection_gtk.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/notifications/balloon_collection_impl.h"
   6
   7 #include "chrome/browser/notifications/balloon.h"
   8 #include "chrome/browser/ui/gtk/notifications/balloon_view_gtk.h"
   9 #include "ui/gfx/size.h"
  10
  11 Balloon* BalloonCollectionImpl::MakeBalloon(const Notification& notification,
  12                                             Profile* profile) {
  13   Balloon* balloon = new Balloon(notification, profile, this);
  14
  15   balloon->set_view(new BalloonViewImpl(this));
  16   gfx::Size size(layout_.min_balloon_width(), layout_.min_balloon_height());
  17   balloon->set_content_size(size);
  18   return balloon;
  19 }
  20
  21 int BalloonCollectionImpl::Layout::InterBalloonMargin() const {
  22   return 5;
  23 }
  24
  25 int BalloonCollectionImpl::Layout::HorizontalEdgeMargin() const {
  26   return 5;
  27 }
  28
  29 int BalloonCollectionImpl::Layout::VerticalEdgeMargin() const {
  30   return 5;
  31 }
  32
  33 bool BalloonCollectionImpl::Layout::NeedToMoveAboveLeftSidePanels() const {
  34   return placement_ == VERTICALLY_FROM_BOTTOM_LEFT;
  35 }
  36
  37 bool BalloonCollectionImpl::Layout::NeedToMoveAboveRightSidePanels() const {
  38   return placement_ == VERTICALLY_FROM_BOTTOM_RIGHT;
  39 }
  40
  41 void BalloonCollectionImpl::PositionBalloons(bool reposition) {
  42   PositionBalloonsInternal(reposition);
  43 }
  44
  45 void BalloonCollectionImpl::WillProcessEvent(GdkEvent* event) {
  46 }
  47
  48 void BalloonCollectionImpl::DidProcessEvent(GdkEvent* event) {
  49   switch (event->type) {
  50     case GDK_MOTION_NOTIFY:
  51     case GDK_LEAVE_NOTIFY:
  52       HandleMouseMoveEvent();
  53       break;
  54     default:
  55       break;
  56   }
  57 }
  58
  59 bool BalloonCollectionImpl::IsCursorInBalloonCollection() const {
  60   GdkScreen* screen = gdk_screen_get_default();
  61   GdkDisplay* display = gdk_screen_get_display(screen);
  62   gint x, y;
  63   gdk_display_get_pointer(display, NULL, &x, &y, NULL);
  64
  65   return GetBalloonsBoundingBox().Contains(gfx::Point(x, y));
  66 }
  67
  68 void BalloonCollectionImpl::SetPositionPreference(
  69     PositionPreference position) {
  70   if (position == DEFAULT_POSITION)
  71     position = LOWER_RIGHT;
  72
  73   // All positioning schemes are vertical, and linux
  74   // uses the normal screen orientation.
  75   if (position == UPPER_RIGHT)
  76     layout_.set_placement(Layout::VERTICALLY_FROM_TOP_RIGHT);
  77   else if (position == UPPER_LEFT)
  78     layout_.set_placement(Layout::VERTICALLY_FROM_TOP_LEFT);
  79   else if (position == LOWER_LEFT)
  80     layout_.set_placement(Layout::VERTICALLY_FROM_BOTTOM_LEFT);
  81   else if (position == LOWER_RIGHT)
  82     layout_.set_placement(Layout::VERTICALLY_FROM_BOTTOM_RIGHT);
  83   else
  84     NOTREACHED();
  85
  86   layout_.ComputeOffsetToMoveAbovePanels();
  87   PositionBalloons(true);
  88 }
  89
  90 // static
  91 BalloonCollection* BalloonCollection::Create() {
  92   return new BalloonCollectionImpl();
  93 }