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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/views/examples/bubble_example.h"
#include <array>
#include <memory>
#include <utility>
#include "base/strings/utf_string_conversions.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/base/metadata/metadata_impl_macros.h"
#include "ui/base/mojom/dialog_button.mojom.h"
#include "ui/gfx/geometry/insets.h"
#include "ui/views/bubble/bubble_dialog_delegate_view.h"
#include "ui/views/controls/button/label_button.h"
#include "ui/views/controls/label.h"
#include "ui/views/examples/examples_color_id.h"
#include "ui/views/examples/examples_window.h"
#include "ui/views/layout/box_layout.h"
#include "ui/views/widget/widget.h"
using base::ASCIIToUTF16;
namespace views::examples {
namespace {
constexpr auto colors = std::to_array<ExamplesColorIds>(
{ExamplesColorIds::kColorBubbleExampleBackground1,
ExamplesColorIds::kColorBubbleExampleBackground2,
ExamplesColorIds::kColorBubbleExampleBackground3,
ExamplesColorIds::kColorBubbleExampleBackground4});
constexpr auto arrows = std::to_array<BubbleBorder::Arrow>(
{BubbleBorder::TOP_LEFT, BubbleBorder::TOP_CENTER, BubbleBorder::TOP_RIGHT,
BubbleBorder::RIGHT_TOP, BubbleBorder::RIGHT_CENTER,
BubbleBorder::RIGHT_BOTTOM, BubbleBorder::BOTTOM_RIGHT,
BubbleBorder::BOTTOM_CENTER, BubbleBorder::BOTTOM_LEFT,
BubbleBorder::LEFT_BOTTOM, BubbleBorder::LEFT_CENTER,
BubbleBorder::LEFT_TOP});
std::u16string GetArrowName(BubbleBorder::Arrow arrow) {
switch (arrow) {
case BubbleBorder::TOP_LEFT:
return u"TOP_LEFT";
case BubbleBorder::TOP_RIGHT:
return u"TOP_RIGHT";
case BubbleBorder::BOTTOM_LEFT:
return u"BOTTOM_LEFT";
case BubbleBorder::BOTTOM_RIGHT:
return u"BOTTOM_RIGHT";
case BubbleBorder::LEFT_TOP:
return u"LEFT_TOP";
case BubbleBorder::RIGHT_TOP:
return u"RIGHT_TOP";
case BubbleBorder::LEFT_BOTTOM:
return u"LEFT_BOTTOM";
case BubbleBorder::RIGHT_BOTTOM:
return u"RIGHT_BOTTOM";
case BubbleBorder::TOP_CENTER:
return u"TOP_CENTER";
case BubbleBorder::BOTTOM_CENTER:
return u"BOTTOM_CENTER";
case BubbleBorder::LEFT_CENTER:
return u"LEFT_CENTER";
case BubbleBorder::RIGHT_CENTER:
return u"RIGHT_CENTER";
case BubbleBorder::NONE:
return u"NONE";
case BubbleBorder::FLOAT:
return u"FLOAT";
}
return u"INVALID";
}
} // namespace
class ExampleBubble : public BubbleDialogDelegateView {
METADATA_HEADER(ExampleBubble, BubbleDialogDelegateView)
public:
ExampleBubble(View* anchor, BubbleBorder::Arrow arrow)
: BubbleDialogDelegateView(anchor, arrow) {
DialogDelegate::SetButtons(
static_cast<int>(ui::mojom::DialogButton::kNone));
}
ExampleBubble(const ExampleBubble&) = delete;
ExampleBubble& operator=(const ExampleBubble&) = delete;
protected:
void Init() override {
SetLayoutManager(std::make_unique<BoxLayout>(
BoxLayout::Orientation::kVertical, gfx::Insets(50)));
AddChildView(std::make_unique<Label>(GetArrowName(arrow())));
}
};
BEGIN_METADATA(ExampleBubble)
END_METADATA
BubbleExample::BubbleExample() : ExampleBase("Bubble") {}
BubbleExample::~BubbleExample() = default;
void BubbleExample::CreateExampleView(View* container) {
container->SetLayoutManager(std::make_unique<BoxLayout>(
BoxLayout::Orientation::kHorizontal, gfx::Insets(), 10));
standard_shadow_ = container->AddChildView(std::make_unique<LabelButton>(
base::BindRepeating(&BubbleExample::ShowBubble, base::Unretained(this),
&standard_shadow_, BubbleBorder::STANDARD_SHADOW,
false),
u"Standard Shadow"));
no_shadow_ = container->AddChildView(std::make_unique<LabelButton>(
base::BindRepeating(&BubbleExample::ShowBubble, base::Unretained(this),
&no_shadow_, BubbleBorder::NO_SHADOW, false),
u"No Shadow"));
persistent_ = container->AddChildView(std::make_unique<LabelButton>(
base::BindRepeating(&BubbleExample::ShowBubble, base::Unretained(this),
&persistent_, BubbleBorder::NO_SHADOW, true),
u"Persistent"));
}
void BubbleExample::ShowBubble(raw_ptr<Button>* button,
BubbleBorder::Shadow shadow,
bool persistent,
const ui::Event& event) {
static int arrow_index = 0, color_index = 0;
static const int count = std::size(arrows);
arrow_index = (arrow_index + count + (event.IsShiftDown() ? -1 : 1)) % count;
BubbleBorder::Arrow arrow = arrows[arrow_index];
if (event.IsControlDown()) {
arrow = BubbleBorder::NONE;
} else if (event.IsAltDown()) {
arrow = BubbleBorder::FLOAT;
}
// |bubble| will be destroyed by its widget when the widget is destroyed.
auto bubble = std::make_unique<ExampleBubble>(*button, arrow);
bubble->SetBackgroundColor(colors[(color_index++) % std::size(colors)]);
bubble->set_shadow(shadow);
if (persistent) {
bubble->set_close_on_deactivate(false);
}
BubbleDialogDelegateView::CreateBubble(std::move(bubble))->Show();
PrintStatus(
"Click with optional modifiers: [Ctrl] for set_arrow(NONE), "
"[Alt] for set_arrow(FLOAT), or [Shift] to reverse the arrow iteration.");
}
} // namespace views::examples
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