ash/shell/panel_window.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 "ash/shell/panel_window.h"
   6
   7 #include "ash/screen_util.h"
   8 #include "ash/shell.h"
   9 #include "ash/wm/panels/panel_frame_view.h"
  10 #include "base/strings/utf_string_conversions.h"
  11 #include "ui/aura/window.h"
  12 #include "ui/aura/window_event_dispatcher.h"
  13 #include "ui/gfx/canvas.h"
  14 #include "ui/views/widget/widget.h"
  15
  16 namespace {
  17 const int kMinWidth = 100;
  18 const int kMinHeight = 100;
  19 const int kDefaultWidth = 200;
  20 const int kDefaultHeight = 300;
  21 }
  22
  23 namespace ash {
  24
  25 // static
  26 views::Widget* PanelWindow::CreatePanelWindow(const gfx::Rect& rect) {
  27   PanelWindow* panel_window = new PanelWindow("Example Panel Window");
  28   panel_window->params().bounds = rect;
  29   panel_window->params().context = Shell::GetPrimaryRootWindow();
  30   return panel_window->CreateWidget();
  31 }
  32
  33 PanelWindow::PanelWindow(const std::string& name)
  34     : name_(name),
  35       params_(views::Widget::InitParams::TYPE_PANEL) {
  36   params_.delegate = this;
  37 }
  38
  39 PanelWindow::~PanelWindow() {
  40 }
  41
  42 views::Widget* PanelWindow::CreateWidget() {
  43   views::Widget* widget = new views::Widget;
  44
  45   if (params().bounds.width() == 0)
  46     params().bounds.set_width(kDefaultWidth);
  47   if (params().bounds.height() == 0)
  48     params().bounds.set_height(kDefaultHeight);
  49   params().bounds = ScreenUtil::ConvertRectToScreen(
  50       Shell::GetTargetRootWindow(),
  51       params().bounds);
  52
  53   widget->Init(params());
  54   widget->GetNativeView()->SetName(name_);
  55   widget->Show();
  56
  57   return widget;
  58 }
  59
  60 gfx::Size PanelWindow::GetPreferredSize() const {
  61   return gfx::Size(kMinWidth, kMinHeight);
  62 }
  63
  64 void PanelWindow::OnPaint(gfx::Canvas* canvas) {
  65   canvas->FillRect(GetLocalBounds(), SK_ColorGREEN);
  66 }
  67
  68 base::string16 PanelWindow::GetWindowTitle() const {
  69   return base::ASCIIToUTF16(name_);
  70 }
  71
  72 views::View* PanelWindow::GetContentsView() {
  73   return this;
  74 }
  75
  76 bool PanelWindow::CanResize() const {
  77   return true;
  78 }
  79
  80 bool PanelWindow::CanMaximize() const {
  81   return false;
  82 }
  83
  84 views::NonClientFrameView* PanelWindow::CreateNonClientFrameView(
  85     views::Widget* widget) {
  86   return new PanelFrameView(widget, PanelFrameView::FRAME_NONE);
  87 }
  88
  89 }  // namespace ash