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Diffstat (limited to 'ui/views/examples/native_widget_views_example.cc')
-rw-r--r-- | ui/views/examples/native_widget_views_example.cc | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/ui/views/examples/native_widget_views_example.cc b/ui/views/examples/native_widget_views_example.cc new file mode 100644 index 0000000..0e00035 --- /dev/null +++ b/ui/views/examples/native_widget_views_example.cc @@ -0,0 +1,95 @@ +// Copyright (c) 2011 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include "ui/views/examples/native_widget_views_example.h" + +#include "base/utf_string_conversions.h" +#include "ui/gfx/canvas.h" +#include "ui/views/examples/example_base.h" +#include "views/controls/button/text_button.h" +#include "views/test/test_views_delegate.h" +#include "views/view.h" +#include "views/widget/native_widget_views.h" +#include "views/widget/widget.h" + +namespace examples { + +// A ContentView for our example widget. Contains a variety of controls for +// testing NativeWidgetViews event handling. If any part of the Widget's bounds +// are rendered red, something went wrong. +class TestContentView : public views::View, + public views::ButtonListener { + public: + TestContentView() + : click_count_(0), + ALLOW_THIS_IN_INITIALIZER_LIST( + button_(new views::TextButton(this, ASCIIToUTF16("Click me!")))) { + AddChildView(button_); + } + virtual ~TestContentView() { + } + + // Overridden from views::View: + virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE { + SkColor color = click_count_ % 2 == 0 ? SK_ColorGREEN : SK_ColorBLUE; + canvas->FillRect(color, GetLocalBounds()); + } + virtual void Layout() OVERRIDE { + button_->SetBounds(10, 10, width() - 20, height() - 20); + } + + // Overridden from views::ButtonListener: + virtual void ButtonPressed(views::Button* sender, + const views::Event& event) OVERRIDE { + if (sender == button_) { + ++click_count_; + SchedulePaint(); + } + } + + private: + int click_count_; + views::TextButton* button_; + + DISALLOW_COPY_AND_ASSIGN(TestContentView); +}; + +NativeWidgetViewsExample::NativeWidgetViewsExample(ExamplesMain* main) + : ExampleBase(main, "Native Widget Views") { +} + +NativeWidgetViewsExample::~NativeWidgetViewsExample() { +} + +void NativeWidgetViewsExample::CreateExampleView(views::View* container) { + views::Widget* widget = new views::Widget; + views::NativeWidgetViews* nwv = new views::NativeWidgetViews(widget); + views::Widget::InitParams params(views::Widget::InitParams::TYPE_CONTROL); + + // Set parent View for widget. Real code should use params.parent_widget + // but since tabs are implemented with Views instead of Widgets on Windows + // we have to hack the parenting. +#if defined(OS_WIN) + views::TestViewsDelegate* test_views_delegate = + static_cast<views::TestViewsDelegate*>( + views::ViewsDelegate::views_delegate); + views::View* old_default_parent_view = + test_views_delegate->GetDefaultParentView(); + test_views_delegate->set_default_parent_view(container); +#else + params.parent_widget = container->GetWidget(); +#endif + + params.native_widget = nwv; + widget->Init(params); + +#if defined(OS_WIN) + test_views_delegate->set_default_parent_view(old_default_parent_view); +#endif + + widget->SetContentsView(new TestContentView); + widget->SetBounds(gfx::Rect(10, 10, 300, 150)); +} + +} // namespace examples |