table_example.cc revision 5d1f7b1de12d16ceb2c938c56701a3e8bfa558f7 
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 "ui/views/examples/table_example.h"
6
7#include <vector>
8
9#include "base/strings/string_util.h"
10#include "base/strings/utf_string_conversions.h"
11#include "third_party/skia/include/core/SkBitmap.h"
12#include "third_party/skia/include/core/SkCanvas.h"
13#include "ui/gfx/image/image_skia.h"
14#include "ui/views/controls/button/checkbox.h"
15#include "ui/views/layout/grid_layout.h"
16
17using base::ASCIIToUTF16;
18
19namespace views {
20namespace examples {
21
22namespace {
23
24ui::TableColumn TestTableColumn(int id, const std::string& title) {
25  ui::TableColumn column;
26  column.id = id;
27  column.title = ASCIIToUTF16(title.c_str());
28  column.sortable = true;
29  return column;
30}
31
32}  // namespace
33
34TableExample::TableExample() : ExampleBase("Table") , table_(NULL) {
35}
36
37TableExample::~TableExample() {
38  // Delete the view before the model.
39  delete table_;
40  table_ = NULL;
41}
42
43void TableExample::CreateExampleView(View* container) {
44  column1_visible_checkbox_ = new Checkbox(
45      ASCIIToUTF16("Fruit column visible"));
46  column1_visible_checkbox_->SetChecked(true);
47  column1_visible_checkbox_->set_listener(this);
48  column2_visible_checkbox_ = new Checkbox(
49      ASCIIToUTF16("Color column visible"));
50  column2_visible_checkbox_->SetChecked(true);
51  column2_visible_checkbox_->set_listener(this);
52  column3_visible_checkbox_ = new Checkbox(
53      ASCIIToUTF16("Origin column visible"));
54  column3_visible_checkbox_->SetChecked(true);
55  column3_visible_checkbox_->set_listener(this);
56  column4_visible_checkbox_ = new Checkbox(
57      ASCIIToUTF16("Price column visible"));
58  column4_visible_checkbox_->SetChecked(true);
59  column4_visible_checkbox_->set_listener(this);
60
61  GridLayout* layout = new GridLayout(container);
62  container->SetLayoutManager(layout);
63
64  std::vector<ui::TableColumn> columns;
65  columns.push_back(TestTableColumn(0, "Fruit"));
66  columns[0].percent = 1;
67  columns.push_back(TestTableColumn(1, "Color"));
68  columns.push_back(TestTableColumn(2, "Origin"));
69  columns.push_back(TestTableColumn(3, "Price"));
70  columns.back().alignment = ui::TableColumn::RIGHT;
71  table_ = new TableView(this, columns, ICON_AND_TEXT, true);
72  table_->SetGrouper(this);
73  table_->SetObserver(this);
74  icon1_.setConfig(SkBitmap::kARGB_8888_Config, 16, 16);
75  icon1_.allocPixels();
76  SkCanvas canvas1(icon1_);
77  canvas1.drawColor(SK_ColorRED);
78
79  icon2_.setConfig(SkBitmap::kARGB_8888_Config, 16, 16);
80  icon2_.allocPixels();
81  SkCanvas canvas2(icon2_);
82  canvas2.drawColor(SK_ColorBLUE);
83
84  ColumnSet* column_set = layout->AddColumnSet(0);
85  column_set->AddColumn(GridLayout::FILL, GridLayout::FILL, 1,
86                        GridLayout::USE_PREF, 0, 0);
87  layout->StartRow(1 /* expand */, 0);
88  layout->AddView(table_->CreateParentIfNecessary());
89
90  column_set = layout->AddColumnSet(1);
91  column_set->AddColumn(GridLayout::FILL, GridLayout::FILL,
92                        0.5f, GridLayout::USE_PREF, 0, 0);
93  column_set->AddColumn(GridLayout::FILL, GridLayout::FILL,
94                        0.5f, GridLayout::USE_PREF, 0, 0);
95  column_set->AddColumn(GridLayout::FILL, GridLayout::FILL,
96                        0.5f, GridLayout::USE_PREF, 0, 0);
97  column_set->AddColumn(GridLayout::FILL, GridLayout::FILL,
98                        0.5f, GridLayout::USE_PREF, 0, 0);
99
100  layout->StartRow(0 /* no expand */, 1);
101
102  layout->AddView(column1_visible_checkbox_);
103  layout->AddView(column2_visible_checkbox_);
104  layout->AddView(column3_visible_checkbox_);
105  layout->AddView(column4_visible_checkbox_);
106}
107
108int TableExample::RowCount() {
109  return 10;
110}
111
112base::string16 TableExample::GetText(int row, int column_id) {
113  if (row == -1)
114    return base::string16();
115
116  const char* const cells[5][4] = {
117    { "Orange", "Orange", "South america", "$5" },
118    { "Apple", "Green", "Canada", "$3" },
119    { "Blue berries", "Blue", "Mexico", "$10.3" },
120    { "Strawberries", "Red", "California", "$7" },
121    { "Cantaloupe", "Orange", "South america", "$5" },
122  };
123  return ASCIIToUTF16(cells[row % 5][column_id]);
124}
125
126gfx::ImageSkia TableExample::GetIcon(int row) {
127  SkBitmap row_icon = row % 2 ? icon1_ : icon2_;
128  return gfx::ImageSkia::CreateFrom1xBitmap(row_icon);
129}
130
131void TableExample::SetObserver(ui::TableModelObserver* observer) {}
132
133void TableExample::GetGroupRange(int model_index, GroupRange* range) {
134  if (model_index < 2) {
135    range->start = 0;
136    range->length = 2;
137  } else if (model_index > 6) {
138    range->start = 7;
139    range->length = 3;
140  } else {
141    range->start = model_index;
142    range->length = 1;
143  }
144}
145
146void TableExample::OnSelectionChanged() {
147  PrintStatus("Selected: %s",
148              UTF16ToASCII(GetText(table_->selection_model().active(),
149                                   0)).c_str());
150}
151
152void TableExample::OnDoubleClick() {
153  PrintStatus("Double Click: %s",
154              UTF16ToASCII(GetText(table_->selection_model().active(),
155                                   0)).c_str());
156}
157
158void TableExample::OnMiddleClick() {}
159
160void TableExample::OnKeyDown(ui::KeyboardCode virtual_keycode) {}
161
162void TableExample::ButtonPressed(Button* sender, const ui::Event& event) {
163  int index = 0;
164  bool show = true;
165  if (sender == column1_visible_checkbox_) {
166    index = 0;
167    show = column1_visible_checkbox_->checked();
168  } else if (sender == column2_visible_checkbox_) {
169    index = 1;
170    show = column2_visible_checkbox_->checked();
171  } else if (sender == column3_visible_checkbox_) {
172    index = 2;
173    show = column3_visible_checkbox_->checked();
174  } else if (sender == column4_visible_checkbox_) {
175    index = 3;
176    show = column4_visible_checkbox_->checked();
177  }
178  table_->SetColumnVisibility(index, show);
179}
180
181}  // namespace examples
182}  // namespace views
183