base: Change DCHECK_IS_ON to a macro DCHECK_IS_ON().
[chromium-blink-merge.git] / ui / views / touchui / touch_editing_menu.cc
blob7b2c5b61acfc2f7b82a2de626e8b7ab46d5922e8
1 // Copyright (c) 2013 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.
5 #include "ui/views/touchui/touch_editing_menu.h"
7 #include "base/strings/utf_string_conversions.h"
8 #include "ui/base/l10n/l10n_util.h"
9 #include "ui/base/resource/resource_bundle.h"
10 #include "ui/gfx/canvas.h"
11 #include "ui/gfx/font_list.h"
12 #include "ui/gfx/geometry/insets.h"
13 #include "ui/gfx/text_utils.h"
14 #include "ui/strings/grit/ui_strings.h"
15 #include "ui/views/bubble/bubble_border.h"
16 #include "ui/views/bubble/bubble_frame_view.h"
17 #include "ui/views/controls/button/custom_button.h"
18 #include "ui/views/controls/button/label_button.h"
19 #include "ui/views/layout/box_layout.h"
20 #include "ui/views/widget/widget.h"
22 namespace {
24 const int kMenuCommands[] = {IDS_APP_CUT,
25 IDS_APP_COPY,
26 IDS_APP_PASTE};
27 const int kSpacingBetweenButtons = 2;
28 const int kButtonSeparatorColor = SkColorSetARGB(13, 0, 0, 0);
29 const int kMenuButtonMinHeight = 38;
30 const int kMenuButtonMinWidth = 63;
31 const int kMenuMargin = 1;
33 const char* kEllipsesButtonText = "...";
34 const int kEllipsesButtonTag = -1;
35 } // namespace
37 namespace views {
39 TouchEditingMenuView::TouchEditingMenuView(
40 TouchEditingMenuController* controller,
41 const gfx::Rect& anchor_rect,
42 const gfx::Size& handle_image_size,
43 gfx::NativeView context)
44 : BubbleDelegateView(NULL, views::BubbleBorder::BOTTOM_CENTER),
45 controller_(controller) {
46 set_shadow(views::BubbleBorder::SMALL_SHADOW);
47 set_parent_window(context);
48 set_margins(gfx::Insets(kMenuMargin, kMenuMargin, kMenuMargin, kMenuMargin));
49 set_can_activate(false);
50 set_adjust_if_offscreen(true);
52 SetLayoutManager(new BoxLayout(BoxLayout::kHorizontal, 0, 0,
53 kSpacingBetweenButtons));
54 CreateButtons();
56 // After buttons are created, check if there is enough room between handles to
57 // show the menu and adjust anchor rect properly if needed, just in case the
58 // menu is needed to be shown under the selection.
59 gfx::Rect adjusted_anchor_rect(anchor_rect);
60 int menu_width = GetPreferredSize().width();
61 if (menu_width > anchor_rect.width() - handle_image_size.width())
62 adjusted_anchor_rect.Inset(0, 0, 0, -handle_image_size.height());
63 SetAnchorRect(adjusted_anchor_rect);
65 views::BubbleDelegateView::CreateBubble(this);
66 GetWidget()->Show();
69 TouchEditingMenuView::~TouchEditingMenuView() {
72 // static
73 TouchEditingMenuView* TouchEditingMenuView::Create(
74 TouchEditingMenuController* controller,
75 const gfx::Rect& anchor_rect,
76 const gfx::Size& handle_image_size,
77 gfx::NativeView context) {
78 if (controller) {
79 for (size_t i = 0; i < arraysize(kMenuCommands); i++) {
80 if (controller->IsCommandIdEnabled(kMenuCommands[i])) {
81 return new TouchEditingMenuView(controller, anchor_rect,
82 handle_image_size, context);
86 return NULL;
89 void TouchEditingMenuView::Close() {
90 if (GetWidget()) {
91 controller_ = NULL;
92 GetWidget()->Close();
96 void TouchEditingMenuView::WindowClosing() {
97 views::BubbleDelegateView::WindowClosing();
98 if (controller_)
99 controller_->OnMenuClosed(this);
102 void TouchEditingMenuView::ButtonPressed(Button* sender,
103 const ui::Event& event) {
104 if (controller_) {
105 if (sender->tag() != kEllipsesButtonTag)
106 controller_->ExecuteCommand(sender->tag(), event.flags());
107 else
108 controller_->OpenContextMenu();
112 void TouchEditingMenuView::OnPaint(gfx::Canvas* canvas) {
113 BubbleDelegateView::OnPaint(canvas);
115 // Draw separator bars.
116 for (int i = 0; i < child_count() - 1; ++i) {
117 View* child = child_at(i);
118 int x = child->bounds().right() + kSpacingBetweenButtons / 2;
119 canvas->FillRect(gfx::Rect(x, 0, 1, child->height()),
120 kButtonSeparatorColor);
124 void TouchEditingMenuView::CreateButtons() {
125 RemoveAllChildViews(true);
126 for (size_t i = 0; i < arraysize(kMenuCommands); i++) {
127 int command_id = kMenuCommands[i];
128 if (controller_ && controller_->IsCommandIdEnabled(command_id)) {
129 Button* button = CreateButton(l10n_util::GetStringUTF16(command_id),
130 command_id);
131 AddChildView(button);
135 // Finally, add ellipses button.
136 AddChildView(CreateButton(
137 base::UTF8ToUTF16(kEllipsesButtonText), kEllipsesButtonTag));
138 Layout();
141 Button* TouchEditingMenuView::CreateButton(const base::string16& title,
142 int tag) {
143 base::string16 label = gfx::RemoveAcceleratorChar(title, '&', NULL, NULL);
144 LabelButton* button = new LabelButton(this, label);
145 button->SetMinSize(gfx::Size(kMenuButtonMinWidth, kMenuButtonMinHeight));
146 button->SetFocusable(true);
147 button->set_request_focus_on_press(false);
148 const gfx::FontList& font_list =
149 ui::ResourceBundle::GetSharedInstance().GetFontList(
150 ui::ResourceBundle::SmallFont);
151 button->SetFontList(font_list);
152 button->SetHorizontalAlignment(gfx::ALIGN_CENTER);
153 button->set_tag(tag);
154 return button;
157 } // namespace views