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// Copyright (c) 2013 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/touchui/touch_editing_menu.h"
#include "base/utf_string_conversions.h"
#include "grit/ui_strings.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/gfx/canvas.h"
#include "ui/gfx/insets.h"
#include "ui/gfx/text_utils.h"
#include "ui/views/bubble/bubble_border.h"
#include "ui/views/bubble/bubble_frame_view.h"
#include "ui/views/controls/button/custom_button.h"
#include "ui/views/controls/button/label_button.h"
#include "ui/views/controls/button/label_button_border.h"
#include "ui/views/layout/box_layout.h"
#include "ui/views/widget/widget.h"
namespace {
const int kMenuCommands[] = {IDS_APP_CUT,
IDS_APP_COPY,
IDS_APP_PASTE};
const int kSpacingBetweenButtons = 0;
const int kButtonSeparatorColor = SkColorSetARGB(13, 0, 0, 0);
const int kMenuButtonHeight = 40;
const int kMenuButtonWidth = 65;
const SkColor kMenuButtonColorNormal = SkColorSetARGB(102, 255, 255, 255);
const SkColor kMenuButtonColorHover = SkColorSetARGB(13, 0, 0, 0);
const char* kEllipsesButtonText = "...";
const int kEllipsesButtonTag = -1;
} // namespace
namespace views {
class TouchEditingMenuButtonBorder : public LabelButtonBorder {
public:
TouchEditingMenuButtonBorder(Button::ButtonStyle style,
const gfx::Insets& insets)
: LabelButtonBorder(style),
insets_(insets) {
}
virtual ~TouchEditingMenuButtonBorder() {
}
private:
// Overridden from LabelButtonBorder
virtual gfx::Insets GetInsets() const OVERRIDE {
return insets_;
}
gfx::Insets insets_;
DISALLOW_COPY_AND_ASSIGN(TouchEditingMenuButtonBorder);
};
TouchEditingMenuView::TouchEditingMenuView(
TouchEditingMenuController* controller,
gfx::Rect anchor_rect,
gfx::NativeView context)
: BubbleDelegateView(NULL, views::BubbleBorder::BOTTOM_CENTER),
controller_(controller) {
set_anchor_rect(anchor_rect);
set_shadow(views::BubbleBorder::SMALL_SHADOW);
set_parent_window(context);
set_margins(gfx::Insets());
set_use_focusless(true);
set_adjust_if_offscreen(true);
SetLayoutManager(new BoxLayout(BoxLayout::kHorizontal, 0, 0,
kSpacingBetweenButtons));
CreateButtons();
views::BubbleDelegateView::CreateBubble(this);
GetBubbleFrameView()->set_background(NULL);
GetWidget()->Show();
}
TouchEditingMenuView::~TouchEditingMenuView() {
}
void TouchEditingMenuView::Close() {
if (GetWidget()) {
controller_ = NULL;
GetWidget()->Close();
}
}
void TouchEditingMenuView::WindowClosing() {
views::BubbleDelegateView::WindowClosing();
if (controller_)
controller_->OnMenuClosed(this);
}
void TouchEditingMenuView::ButtonPressed(Button* sender,
const ui::Event& event) {
if (controller_) {
if (sender->tag() != kEllipsesButtonTag)
controller_->ExecuteCommand(sender->tag(), event.flags());
else
controller_->OpenContextMenu();
}
}
void TouchEditingMenuView::OnPaint(gfx::Canvas* canvas) {
BubbleDelegateView::OnPaint(canvas);
// Draw separator bars.
int x = 0;
for (int i = 0; i < child_count() - 1; ++i) {
View* child = child_at(i);
x += child->width();
canvas->FillRect(gfx::Rect(x, 0, 1, child->height()),
kButtonSeparatorColor);
}
}
void TouchEditingMenuView::CreateButtons() {
RemoveAllChildViews(true);
for (size_t i = 0; i < arraysize(kMenuCommands); i++) {
int command_id = kMenuCommands[i];
if (controller_ && controller_->IsCommandIdEnabled(command_id)) {
Button* button = CreateButton(l10n_util::GetStringUTF16(command_id),
command_id);
AddChildView(button);
}
}
// Finally, add ellipses button.
AddChildView(CreateButton(
UTF8ToUTF16(kEllipsesButtonText), kEllipsesButtonTag));
Layout();
}
Button* TouchEditingMenuView::CreateButton(const string16& title, int tag) {
string16 label = gfx::RemoveAcceleratorChar(title, '&', NULL, NULL);
LabelButton* button = new LabelButton(this, label);
button->set_focusable(true);
button->set_request_focus_on_press(false);
gfx::Font font = ui::ResourceBundle::GetSharedInstance().GetFont(
ui::ResourceBundle::SmallFont);
int v_border = (kMenuButtonHeight - font.GetHeight()) / 2;
int h_border = (kMenuButtonWidth - font.GetStringWidth(label)) / 2;
button->set_border(new TouchEditingMenuButtonBorder(button->style(),
gfx::Insets(v_border, h_border, v_border, h_border)));
button->SetFont(font);
button->set_tag(tag);
return button;
}
} // namespace views
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