ui/views/controls/native/native_view_host_test_base.cc

   1 // Copyright 2014 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 "ui/views/controls/native/native_view_host_test_base.h"
   6
   7 #include "ui/views/controls/native/native_view_host.h"
   8 #include "ui/views/widget/widget.h"
   9
  10 namespace views {
  11 namespace test {
  12
  13 // Testing wrapper of the NativeViewHost.
  14 class NativeViewHostTestBase::NativeViewHostTesting : public NativeViewHost {
  15  public:
  16   explicit NativeViewHostTesting(NativeViewHostTestBase* owner)
  17       : owner_(owner) {}
  18   ~NativeViewHostTesting() override { owner_->host_destroyed_count_++; }
  19
  20  private:
  21   NativeViewHostTestBase* owner_;
  22
  23   DISALLOW_COPY_AND_ASSIGN(NativeViewHostTesting);
  24 };
  25
  26 NativeViewHostTestBase::NativeViewHostTestBase() : host_destroyed_count_(0) {
  27 }
  28
  29 NativeViewHostTestBase::~NativeViewHostTestBase() {
  30 }
  31
  32 void NativeViewHostTestBase::TearDown() {
  33   DestroyTopLevel();
  34   ViewsTestBase::TearDown();
  35 }
  36
  37 void NativeViewHostTestBase::CreateTopLevel() {
  38   toplevel_.reset(new Widget);
  39   Widget::InitParams toplevel_params =
  40       CreateParams(Widget::InitParams::TYPE_WINDOW);
  41   toplevel_params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
  42   toplevel_->Init(toplevel_params);
  43 }
  44
  45 void NativeViewHostTestBase::CreateTestingHost() {
  46   host_.reset(new NativeViewHostTesting(this));
  47 }
  48
  49 Widget* NativeViewHostTestBase::CreateChildForHost(
  50     gfx::NativeView native_parent_view,
  51     View* parent_view,
  52     View* contents_view,
  53     NativeViewHost* host) {
  54   Widget* child = new Widget;
  55   Widget::InitParams child_params(Widget::InitParams::TYPE_CONTROL);
  56   child_params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
  57   child_params.parent = native_parent_view;
  58   child->Init(child_params);
  59   child->SetContentsView(contents_view);
  60
  61   // Owned by |parent_view|.
  62   parent_view->AddChildView(host);
  63   host->Attach(child->GetNativeView());
  64
  65   return child;
  66 }
  67
  68 void NativeViewHostTestBase::DestroyTopLevel() {
  69   toplevel_.reset();
  70 }
  71
  72 void NativeViewHostTestBase::DestroyHost() {
  73   host_.reset();
  74 }
  75
  76 NativeViewHost* NativeViewHostTestBase::ReleaseHost() {
  77   return host_.release();
  78 }
  79
  80 NativeViewHostWrapper* NativeViewHostTestBase::GetNativeWrapper() {
  81   return host_->native_wrapper_.get();
  82 }
  83
  84 }  // namespace test
  85 }  // namespace views