1 // Copyright 2013 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/ui/views/constrained_window_views.h" 6 7 #include "components/web_modal/test_web_contents_modal_dialog_host.h" 8 #include "ui/gfx/native_widget_types.h" 9 #include "ui/gfx/point.h" 10 #include "ui/gfx/rect.h" 11 #include "ui/gfx/size.h" 12 #include "ui/views/border.h" 13 #include "ui/views/test/views_test_base.h" 14 #include "ui/views/widget/widget.h" 15 #include "ui/views/window/dialog_delegate.h" 16 17 namespace views { 18 19 class DialogContents : public DialogDelegateView { 20 public: 21 DialogContents() {} 22 virtual ~DialogContents() {} 23 24 void set_preferred_size(const gfx::Size& preferred_size) { 25 preferred_size_ = preferred_size; 26 } 27 28 // Overriden from DialogDelegateView: 29 virtual View* GetContentsView() OVERRIDE { return this; } 30 virtual gfx::Size GetPreferredSize() const OVERRIDE { 31 return preferred_size_; 32 } 33 virtual gfx::Size GetMinimumSize() const OVERRIDE { return gfx::Size(); } 34 35 private: 36 gfx::Size preferred_size_; 37 38 DISALLOW_COPY_AND_ASSIGN(DialogContents); 39 }; 40 41 class ConstrainedWindowViewsTest : public ViewsTestBase { 42 public: 43 ConstrainedWindowViewsTest() : contents_(NULL) {} 44 virtual ~ConstrainedWindowViewsTest() {} 45 46 virtual void SetUp() OVERRIDE { 47 ViewsTestBase::SetUp(); 48 contents_ = new DialogContents; 49 Widget::InitParams params = CreateParams(Widget::InitParams::TYPE_WINDOW); 50 params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET; 51 params.delegate = contents_; 52 dialog_.reset(new Widget); 53 dialog_->Init(params); 54 dialog_host_.reset(new web_modal::TestWebContentsModalDialogHost( 55 dialog_->GetNativeView())); 56 dialog_host_->set_max_dialog_size(gfx::Size(5000, 5000)); 57 58 // Make sure the dialog size is dominated by the preferred size of the 59 // contents. 60 gfx::Size preferred_size = dialog()->GetRootView()->GetPreferredSize(); 61 preferred_size.Enlarge(500, 500); 62 contents()->set_preferred_size(preferred_size); 63 } 64 65 virtual void TearDown() OVERRIDE { 66 ViewsTestBase::TearDown(); 67 contents_ = NULL; 68 dialog_host_.reset(); 69 dialog_.reset(); 70 } 71 72 gfx::Size GetDialogSize() { 73 return dialog()->GetRootView()->GetBoundsInScreen().size(); 74 } 75 76 DialogContents* contents() { return contents_; } 77 web_modal::TestWebContentsModalDialogHost* dialog_host() { 78 return dialog_host_.get(); 79 } 80 Widget* dialog() { return dialog_.get(); } 81 82 private: 83 DialogContents* contents_; 84 scoped_ptr<web_modal::TestWebContentsModalDialogHost> dialog_host_; 85 scoped_ptr<Widget> dialog_; 86 87 DISALLOW_COPY_AND_ASSIGN(ConstrainedWindowViewsTest); 88 }; 89 90 // Make sure a dialog that increases its preferred size grows on the next 91 // position update. 92 TEST_F(ConstrainedWindowViewsTest, GrowModalDialogSize) { 93 UpdateBrowserModalDialogPosition(dialog(), dialog_host()); 94 gfx::Size expected_size = GetDialogSize(); 95 gfx::Size preferred_size = contents()->GetPreferredSize(); 96 expected_size.Enlarge(50, 50); 97 preferred_size.Enlarge(50, 50); 98 contents()->set_preferred_size(preferred_size); 99 UpdateBrowserModalDialogPosition(dialog(), dialog_host()); 100 EXPECT_EQ(expected_size.ToString(), GetDialogSize().ToString()); 101 } 102 103 // Make sure a dialog that reduces its preferred size shrinks on the next 104 // position update. 105 TEST_F(ConstrainedWindowViewsTest, ShrinkModalDialogSize) { 106 UpdateBrowserModalDialogPosition(dialog(), dialog_host()); 107 gfx::Size expected_size = GetDialogSize(); 108 gfx::Size preferred_size = contents()->GetPreferredSize(); 109 expected_size.Enlarge(-50, -50); 110 preferred_size.Enlarge(-50, -50); 111 contents()->set_preferred_size(preferred_size); 112 UpdateBrowserModalDialogPosition(dialog(), dialog_host()); 113 EXPECT_EQ(expected_size.ToString(), GetDialogSize().ToString()); 114 } 115 116 // Make sure browser modal dialogs are not affected by restrictions on web 117 // content modal dialog maximum sizes. 118 TEST_F(ConstrainedWindowViewsTest, MaximumBrowserDialogSize) { 119 UpdateBrowserModalDialogPosition(dialog(), dialog_host()); 120 gfx::Size dialog_size = GetDialogSize(); 121 gfx::Size max_dialog_size = dialog_size; 122 max_dialog_size.Enlarge(-50, -50); 123 dialog_host()->set_max_dialog_size(max_dialog_size); 124 UpdateBrowserModalDialogPosition(dialog(), dialog_host()); 125 EXPECT_EQ(dialog_size.ToString(), GetDialogSize().ToString()); 126 } 127 128 // Web content modal dialogs should not get a size larger than what the dialog 129 // host gives as the maximum size. 130 TEST_F(ConstrainedWindowViewsTest, MaximumWebContentsDialogSize) { 131 UpdateWebContentsModalDialogPosition(dialog(), dialog_host()); 132 gfx::Size full_dialog_size = GetDialogSize(); 133 gfx::Size max_dialog_size = full_dialog_size; 134 max_dialog_size.Enlarge(-50, -50); 135 dialog_host()->set_max_dialog_size(max_dialog_size); 136 UpdateWebContentsModalDialogPosition(dialog(), dialog_host()); 137 // The top border of the dialog is intentionally drawn outside the area 138 // specified by the dialog host, so add it to the size the dialog is expected 139 // to occupy. 140 gfx::Size expected_size = max_dialog_size; 141 Border* border = dialog()->non_client_view()->frame_view()->border(); 142 if (border) 143 expected_size.Enlarge(0, border->GetInsets().top()); 144 EXPECT_EQ(expected_size.ToString(), GetDialogSize().ToString()); 145 146 // Increasing the maximum dialog size should bring the dialog back to its 147 // original size. 148 max_dialog_size.Enlarge(100, 100); 149 dialog_host()->set_max_dialog_size(max_dialog_size); 150 UpdateWebContentsModalDialogPosition(dialog(), dialog_host()); 151 EXPECT_EQ(full_dialog_size.ToString(), GetDialogSize().ToString()); 152 } 153 154 } // namespace views 155