| // 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/controls/button/checkbox.h" |
| |
| #include "ui/accessibility/ax_view_state.h" |
| #include "ui/base/resource/resource_bundle.h" |
| #include "ui/resources/grit/ui_resources.h" |
| #include "ui/views/controls/button/label_button_border.h" |
| #include "ui/views/painter.h" |
| |
| namespace views { |
| |
| // static |
| const char Checkbox::kViewClassName[] = "Checkbox"; |
| |
| Checkbox::Checkbox(const base::string16& label) |
| : LabelButton(NULL, label), |
| checked_(false) { |
| SetHorizontalAlignment(gfx::ALIGN_LEFT); |
| scoped_ptr<LabelButtonBorder> button_border(new LabelButtonBorder(style())); |
| button_border->SetPainter(false, STATE_HOVERED, NULL); |
| button_border->SetPainter(false, STATE_PRESSED, NULL); |
| // Inset the trailing side by a couple pixels for the focus border. |
| button_border->set_insets(gfx::Insets(0, 0, 0, 2)); |
| SetBorder(button_border.Pass()); |
| SetFocusable(true); |
| |
| ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance(); |
| |
| // Unchecked/Unfocused images. |
| SetCustomImage(false, false, STATE_NORMAL, |
| *rb.GetImageSkiaNamed(IDR_CHECKBOX)); |
| SetCustomImage(false, false, STATE_HOVERED, |
| *rb.GetImageSkiaNamed(IDR_CHECKBOX_HOVER)); |
| SetCustomImage(false, false, STATE_PRESSED, |
| *rb.GetImageSkiaNamed(IDR_CHECKBOX_PRESSED)); |
| SetCustomImage(false, false, STATE_DISABLED, |
| *rb.GetImageSkiaNamed(IDR_CHECKBOX_DISABLED)); |
| |
| // Checked/Unfocused images. |
| SetCustomImage(true, false, STATE_NORMAL, |
| *rb.GetImageSkiaNamed(IDR_CHECKBOX_CHECKED)); |
| SetCustomImage(true, false, STATE_HOVERED, |
| *rb.GetImageSkiaNamed(IDR_CHECKBOX_CHECKED_HOVER)); |
| SetCustomImage(true, false, STATE_PRESSED, |
| *rb.GetImageSkiaNamed(IDR_CHECKBOX_CHECKED_PRESSED)); |
| SetCustomImage(true, false, STATE_DISABLED, |
| *rb.GetImageSkiaNamed(IDR_CHECKBOX_CHECKED_DISABLED)); |
| |
| // Unchecked/Focused images. |
| SetCustomImage(false, true, STATE_NORMAL, |
| *rb.GetImageSkiaNamed(IDR_CHECKBOX_FOCUSED)); |
| SetCustomImage(false, true, STATE_HOVERED, |
| *rb.GetImageSkiaNamed(IDR_CHECKBOX_FOCUSED_HOVER)); |
| SetCustomImage(false, true, STATE_PRESSED, |
| *rb.GetImageSkiaNamed(IDR_CHECKBOX_FOCUSED_PRESSED)); |
| |
| // Checked/Focused images. |
| SetCustomImage(true, true, STATE_NORMAL, |
| *rb.GetImageSkiaNamed(IDR_CHECKBOX_FOCUSED_CHECKED)); |
| SetCustomImage(true, true, STATE_HOVERED, |
| *rb.GetImageSkiaNamed(IDR_CHECKBOX_FOCUSED_CHECKED_HOVER)); |
| SetCustomImage(true, true, STATE_PRESSED, |
| *rb.GetImageSkiaNamed(IDR_CHECKBOX_FOCUSED_CHECKED_PRESSED)); |
| |
| // Limit the checkbox height to match the legacy appearance. |
| const gfx::Size preferred_size(LabelButton::GetPreferredSize()); |
| SetMinSize(gfx::Size(0, preferred_size.height() + 4)); |
| } |
| |
| Checkbox::~Checkbox() { |
| } |
| |
| void Checkbox::SetChecked(bool checked) { |
| checked_ = checked; |
| UpdateImage(); |
| } |
| |
| void Checkbox::Layout() { |
| LabelButton::Layout(); |
| |
| // Construct a focus painter that only surrounds the label area. |
| gfx::Rect rect = label()->GetMirroredBounds(); |
| rect.Inset(-2, 3); |
| SetFocusPainter(Painter::CreateDashedFocusPainterWithInsets( |
| gfx::Insets(rect.y(), rect.x(), |
| height() - rect.bottom(), |
| width() - rect.right()))); |
| } |
| |
| const char* Checkbox::GetClassName() const { |
| return kViewClassName; |
| } |
| |
| void Checkbox::GetAccessibleState(ui::AXViewState* state) { |
| LabelButton::GetAccessibleState(state); |
| state->role = ui::AX_ROLE_CHECK_BOX; |
| if (checked()) |
| state->AddStateFlag(ui::AX_STATE_CHECKED); |
| } |
| |
| void Checkbox::OnFocus() { |
| LabelButton::OnFocus(); |
| UpdateImage(); |
| } |
| |
| void Checkbox::OnBlur() { |
| LabelButton::OnBlur(); |
| UpdateImage(); |
| } |
| |
| const gfx::ImageSkia& Checkbox::GetImage(ButtonState for_state) { |
| const size_t checked_index = checked_ ? 1 : 0; |
| const size_t focused_index = HasFocus() ? 1 : 0; |
| if (for_state != STATE_NORMAL && |
| images_[checked_index][focused_index][for_state].isNull()) |
| return images_[checked_index][focused_index][STATE_NORMAL]; |
| return images_[checked_index][focused_index][for_state]; |
| } |
| |
| void Checkbox::SetCustomImage(bool checked, |
| bool focused, |
| ButtonState for_state, |
| const gfx::ImageSkia& image) { |
| const size_t checked_index = checked ? 1 : 0; |
| const size_t focused_index = focused ? 1 : 0; |
| images_[checked_index][focused_index][for_state] = image; |
| UpdateImage(); |
| } |
| |
| void Checkbox::NotifyClick(const ui::Event& event) { |
| SetChecked(!checked()); |
| LabelButton::NotifyClick(event); |
| } |
| |
| ui::NativeTheme::Part Checkbox::GetThemePart() const { |
| return ui::NativeTheme::kCheckbox; |
| } |
| |
| void Checkbox::GetExtraParams(ui::NativeTheme::ExtraParams* params) const { |
| LabelButton::GetExtraParams(params); |
| params->button.checked = checked_; |
| } |
| |
| } // namespace views |