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 "ui/views/examples/tabbed_pane_example.h" 6 7 #include "base/strings/utf_string_conversions.h" 8 #include "ui/views/controls/button/label_button.h" 9 #include "ui/views/controls/tabbed_pane/tabbed_pane.h" 10 #include "ui/views/layout/grid_layout.h" 11 12 namespace views { 13 namespace examples { 14 15 TabbedPaneExample::TabbedPaneExample() : ExampleBase("Tabbed Pane") { 16 } 17 18 TabbedPaneExample::~TabbedPaneExample() { 19 } 20 21 void TabbedPaneExample::CreateExampleView(View* container) { 22 tabbed_pane_ = new TabbedPane(false); 23 tabbed_pane_->set_listener(this); 24 add_ = new LabelButton(this, ASCIIToUTF16("Add")); 25 add_at_ = new LabelButton(this, ASCIIToUTF16("Add At 1")); 26 select_at_ = new LabelButton(this, ASCIIToUTF16("Select At 1")); 27 28 GridLayout* layout = new GridLayout(container); 29 container->SetLayoutManager(layout); 30 31 const int tabbed_pane_column = 0; 32 ColumnSet* column_set = layout->AddColumnSet(tabbed_pane_column); 33 column_set->AddColumn(GridLayout::FILL, GridLayout::FILL, 34 1.0f, GridLayout::USE_PREF, 0, 0); 35 layout->StartRow(1 /* expand */, tabbed_pane_column); 36 layout->AddView(tabbed_pane_); 37 38 // Create a few tabs with a button first. 39 AddButton("Tab 1"); 40 AddButton("Tab 2"); 41 42 // Add control buttons horizontally. 43 const int button_column = 1; 44 column_set = layout->AddColumnSet(button_column); 45 for (int i = 0; i < 3; i++) { 46 column_set->AddColumn(GridLayout::FILL, GridLayout::FILL, 47 1.0f, GridLayout::USE_PREF, 0, 0); 48 } 49 50 layout->StartRow(0 /* no expand */, button_column); 51 layout->AddView(add_); 52 layout->AddView(add_at_); 53 layout->AddView(select_at_); 54 } 55 56 void TabbedPaneExample::ButtonPressed(Button* sender, const ui::Event& event) { 57 if (sender == add_) { 58 AddButton("Added"); 59 } else if (sender == add_at_) { 60 const string16 label = ASCIIToUTF16("Added at 1"); 61 tabbed_pane_->AddTabAtIndex(1, label, new LabelButton(NULL, label)); 62 } else if (sender == select_at_) { 63 if (tabbed_pane_->GetTabCount() > 1) 64 tabbed_pane_->SelectTabAt(1); 65 } 66 PrintStatus(); 67 } 68 69 void TabbedPaneExample::TabSelectedAt(int index) { 70 // Just print the status when selection changes. 71 PrintStatus(); 72 } 73 74 void TabbedPaneExample::PrintStatus() { 75 ExampleBase::PrintStatus("Tab Count:%d, Selected Tab:%d", 76 tabbed_pane_->GetTabCount(), 77 tabbed_pane_->selected_tab_index()); 78 } 79 80 void TabbedPaneExample::AddButton(const std::string& label) { 81 LabelButton* button = new LabelButton(NULL, ASCIIToUTF16(label)); 82 tabbed_pane_->AddTab(ASCIIToUTF16(label), button); 83 } 84 85 } // namespace examples 86 } // namespace views 87