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// Copyright (c) 2012 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/table_example.h"
#include <memory>
#include <utility>
#include <vector>
#include "base/strings/string_util.h"
#include "base/strings/utf_string_conversions.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "third_party/skia/include/core/SkCanvas.h"
#include "ui/gfx/image/image_skia.h"
#include "ui/views/controls/button/checkbox.h"
#include "ui/views/controls/scroll_view.h"
#include "ui/views/examples/examples_window.h"
#include "ui/views/layout/flex_layout.h"
#include "ui/views/layout/flex_layout_types.h"
#include "ui/views/view_class_properties.h"
using base::ASCIIToUTF16;
namespace views {
namespace examples {
namespace {
ui::TableColumn TestTableColumn(int id, const std::string& title) {
ui::TableColumn column;
column.id = id;
column.title = ASCIIToUTF16(title.c_str());
column.sortable = true;
return column;
}
} // namespace
TableExample::TableExample() : ExampleBase("Table") {}
TableExample::~TableExample() {
// Delete the view before the model.
delete table_;
table_ = nullptr;
}
void TableExample::CreateExampleView(View* container) {
container->SetLayoutManager(std::make_unique<views::FlexLayout>())
->SetOrientation(LayoutOrientation::kVertical);
std::vector<ui::TableColumn> columns;
columns.push_back(TestTableColumn(0, "Fruit"));
columns[0].percent = 1;
columns.push_back(TestTableColumn(1, "Color"));
columns.push_back(TestTableColumn(2, "Origin"));
columns.push_back(TestTableColumn(3, "Price"));
columns.back().alignment = ui::TableColumn::RIGHT;
auto full_flex = FlexSpecification(MinimumFlexSizeRule::kScaleToZero,
MaximumFlexSizeRule::kUnbounded)
.WithWeight(1);
// Make table
auto table = std::make_unique<TableView>(this, columns, ICON_AND_TEXT, true);
table->SetGrouper(this);
table->set_observer(this);
table_ = table.get();
container
->AddChildView(TableView::CreateScrollViewWithTable(std::move(table)))
->SetProperty(views::kFlexBehaviorKey, full_flex);
icon1_.allocN32Pixels(16, 16);
icon2_.allocN32Pixels(16, 16);
SkCanvas canvas1(icon1_), canvas2(icon2_);
canvas1.drawColor(SK_ColorRED);
canvas2.drawColor(SK_ColorBLUE);
auto make_checkbox =
[this](base::string16 text) -> std::unique_ptr<Checkbox> {
auto result = std::make_unique<Checkbox>(text, this);
result->SetChecked(true);
return result;
};
// Make buttons
auto* button_panel = container->AddChildView(std::make_unique<View>());
button_panel->SetLayoutManager(std::make_unique<views::FlexLayout>())
->SetOrientation(LayoutOrientation::kHorizontal);
column1_visible_checkbox_ = button_panel->AddChildView(
make_checkbox(ASCIIToUTF16("Fruit column visible")));
column2_visible_checkbox_ = button_panel->AddChildView(
make_checkbox(ASCIIToUTF16("Color column visible")));
column3_visible_checkbox_ = button_panel->AddChildView(
make_checkbox(ASCIIToUTF16("Origin column visible")));
column4_visible_checkbox_ = button_panel->AddChildView(
make_checkbox(ASCIIToUTF16("Price column visible")));
for (View* child : button_panel->children())
child->SetProperty(views::kFlexBehaviorKey, full_flex);
}
int TableExample::RowCount() {
return 10;
}
base::string16 TableExample::GetText(int row, int column_id) {
if (row == -1)
return base::string16();
const char* const cells[5][4] = {
{"Orange", "Orange", "South america", "$5"},
{"Apple", "Green", "Canada", "$3"},
{"Blue berries", "Blue", "Mexico", "$10.3"},
{"Strawberries", "Red", "California", "$7"},
{"Cantaloupe", "Orange", "South america", "$5"},
};
return ASCIIToUTF16(cells[row % 5][column_id]);
}
gfx::ImageSkia TableExample::GetIcon(int row) {
SkBitmap row_icon = row % 2 ? icon1_ : icon2_;
return gfx::ImageSkia::CreateFrom1xBitmap(row_icon);
}
base::string16 TableExample::GetTooltip(int row) {
if (row == -1)
return base::string16();
const char* const tooltips[5] = {
"Orange - Orange you glad I didn't say banana?",
"Apple - An apple a day keeps the doctor away",
"Blue berries - Bet you can't eat just one",
"Strawberries - Always better when homegrown",
"Cantaloupe - So nice when perfectly ripe"};
return ASCIIToUTF16(tooltips[row % 5]);
}
void TableExample::SetObserver(ui::TableModelObserver* observer) {}
void TableExample::GetGroupRange(int model_index, GroupRange* range) {
if (model_index < 2) {
range->start = 0;
range->length = 2;
} else if (model_index > 6) {
range->start = 7;
range->length = 3;
} else {
range->start = model_index;
range->length = 1;
}
}
void TableExample::OnSelectionChanged() {
PrintStatus("Selected: %s",
base::UTF16ToASCII(GetText(table_->selection_model().active(), 0))
.c_str());
}
void TableExample::OnDoubleClick() {
PrintStatus("Double Click: %s",
base::UTF16ToASCII(GetText(table_->selection_model().active(), 0))
.c_str());
}
void TableExample::OnMiddleClick() {}
void TableExample::OnKeyDown(ui::KeyboardCode virtual_keycode) {}
void TableExample::ButtonPressed(Button* sender, const ui::Event& event) {
int index = 0;
bool show = true;
if (sender == column1_visible_checkbox_) {
index = 0;
show = column1_visible_checkbox_->GetChecked();
} else if (sender == column2_visible_checkbox_) {
index = 1;
show = column2_visible_checkbox_->GetChecked();
} else if (sender == column3_visible_checkbox_) {
index = 2;
show = column3_visible_checkbox_->GetChecked();
} else if (sender == column4_visible_checkbox_) {
index = 3;
show = column4_visible_checkbox_->GetChecked();
}
table_->SetColumnVisibility(index, show);
}
} // namespace examples
} // namespace views
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