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      1 // Copyright (c) 2011 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/chromeos/wm_overview_snapshot.h"
      6 
      7 #include <vector>
      8 
      9 #include "chrome/browser/chromeos/wm_ipc.h"
     10 #include "chrome/browser/ui/browser.h"
     11 #include "chrome/browser/ui/browser_window.h"
     12 #include "ui/base/x/x11_util.h"
     13 #include "views/controls/image_view.h"
     14 #include "views/controls/label.h"
     15 #include "views/layout/grid_layout.h"
     16 
     17 using std::vector;
     18 
     19 #if !defined(OS_CHROMEOS)
     20 #error This file is only meant to be compiled for ChromeOS
     21 #endif
     22 
     23 namespace chromeos {
     24 
     25 WmOverviewSnapshot::WmOverviewSnapshot()
     26   : WidgetGtk(TYPE_WINDOW),
     27     snapshot_view_(NULL),
     28     index_(-1),
     29     configured_snapshot_(false) {
     30 }
     31 
     32 void WmOverviewSnapshot::Init(const gfx::Size& size,
     33                               Browser* browser,
     34                               int index) {
     35   snapshot_view_ = new views::ImageView();
     36 
     37   WidgetGtk::Init(NULL, gfx::Rect(size));
     38 
     39   SetContentsView(snapshot_view_);
     40 
     41   UpdateIndex(browser, index);
     42 }
     43 
     44 
     45 void WmOverviewSnapshot::UpdateIndex(Browser* browser, int index) {
     46   vector<int> params;
     47   params.push_back(ui::GetX11WindowFromGtkWidget(
     48       GTK_WIDGET(browser->window()->GetNativeHandle())));
     49   params.push_back(index);
     50   WmIpc::instance()->SetWindowType(
     51       GetNativeView(),
     52       WM_IPC_WINDOW_CHROME_TAB_SNAPSHOT,
     53       &params);
     54   index_ = index;
     55 }
     56 
     57 void WmOverviewSnapshot::SetImage(const SkBitmap& image) {
     58   CHECK(snapshot_view_) << "Init not called before setting image.";
     59   snapshot_view_->SetImage(image);
     60 
     61   // Reset the bounds to the size of the image.
     62   SetBounds(gfx::Rect(image.width(), image.height()));
     63   configured_snapshot_ = true;
     64 }
     65 
     66 }  // namespace chromeos
     67