| // 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 "ash/launcher/tabbed_launcher_button.h" |
| |
| #include <algorithm> |
| |
| #include "ash/launcher/launcher_button_host.h" |
| #include "ash/launcher/launcher_types.h" |
| #include "grit/ui_resources.h" |
| #include "ui/base/accessibility/accessible_view_state.h" |
| #include "ui/base/animation/multi_animation.h" |
| #include "ui/base/resource/resource_bundle.h" |
| #include "ui/gfx/canvas.h" |
| #include "ui/gfx/image/image.h" |
| #include "ui/gfx/insets.h" |
| |
| namespace ash { |
| namespace internal { |
| |
| TabbedLauncherButton::IconView::IconView( |
| TabbedLauncherButton* host) |
| : host_(host), |
| show_image_(true) { |
| if (!browser_image_) { |
| ResourceBundle& rb = ResourceBundle::GetSharedInstance(); |
| |
| browser_image_ = new SkBitmap( |
| *rb.GetImageNamed(IDR_AURA_LAUNCHER_BROWSER).ToSkBitmap()); |
| incognito_browser_image_ = new SkBitmap( |
| *rb.GetImageNamed(IDR_AURA_LAUNCHER_INCOGNITO_BROWSER).ToSkBitmap()); |
| browser_panel_image_ = new SkBitmap( |
| *rb.GetImageNamed(IDR_AURA_LAUNCHER_BROWSER_PANEL).ToSkBitmap()); |
| incognito_browser_panel_image_ = new SkBitmap( |
| *rb.GetImageNamed( |
| IDR_AURA_LAUNCHER_INCOGNITO_BROWSER_PANEL).ToSkBitmap()); |
| } |
| set_icon_size(0); |
| if (host->is_incognito() == STATE_NOT_INCOGNITO) |
| LauncherButton::IconView::SetImage(*browser_image_); |
| else |
| LauncherButton::IconView::SetImage(*incognito_browser_image_); |
| } |
| |
| TabbedLauncherButton::IconView::~IconView() { |
| } |
| |
| void TabbedLauncherButton::IconView::AnimationEnded( |
| const ui::Animation* animation) { |
| AnimationProgressed(animation); |
| // Hide the image when the animation is done. We'll show it again the next |
| // time SetImages is invoked. |
| show_image_ = false; |
| } |
| |
| void TabbedLauncherButton::IconView::AnimationProgressed( |
| const ui::Animation* animation) { |
| if (animation_->current_part_index() == 1) |
| SchedulePaint(); |
| } |
| |
| void TabbedLauncherButton::IconView::PrepareForImageChange() { |
| if (!show_image_ || (animation_.get() && animation_->is_animating())) |
| return; |
| |
| // Pause for 500ms, then ease out for 200ms. |
| ui::MultiAnimation::Parts animation_parts; |
| animation_parts.push_back(ui::MultiAnimation::Part(500, ui::Tween::ZERO)); |
| animation_parts.push_back(ui::MultiAnimation::Part(200, ui::Tween::EASE_OUT)); |
| animation_.reset(new ui::MultiAnimation(animation_parts)); |
| animation_->set_continuous(false); |
| animation_->set_delegate(this); |
| animation_->Start(); |
| } |
| |
| void TabbedLauncherButton::IconView::SetTabImage(const SkBitmap& image) { |
| animation_.reset(); |
| // Only non incognito icons show the tab image. |
| show_image_ = host_->is_incognito() == STATE_NOT_INCOGNITO; |
| image_ = image; |
| SchedulePaint(); |
| } |
| |
| void TabbedLauncherButton::IconView::OnPaint(gfx::Canvas* canvas) { |
| LauncherButton::IconView::OnPaint(canvas); |
| |
| if (image_.empty() || !show_image_) |
| return; |
| |
| bool save_layer = (animation_.get() && animation_->is_animating() && |
| animation_->current_part_index() == 1); |
| if (save_layer) |
| canvas->SaveLayerAlpha(animation_->CurrentValueBetween(255, 0)); |
| |
| int x = (width() - image_.width()) / 2; |
| int y = (height() - image_.height()) / 2; |
| canvas->DrawBitmapInt(image_, x, y); |
| |
| if (save_layer) |
| canvas->Restore(); |
| } |
| |
| // static |
| SkBitmap* TabbedLauncherButton::IconView::browser_image_ = NULL; |
| SkBitmap* TabbedLauncherButton::IconView::incognito_browser_image_ = NULL; |
| SkBitmap* TabbedLauncherButton::IconView::browser_panel_image_ = NULL; |
| SkBitmap* TabbedLauncherButton::IconView::incognito_browser_panel_image_ = NULL; |
| |
| TabbedLauncherButton* TabbedLauncherButton::Create( |
| views::ButtonListener* listener, |
| LauncherButtonHost* host, |
| IncognitoState is_incognito) { |
| TabbedLauncherButton* button = |
| new TabbedLauncherButton(listener, host, is_incognito); |
| button->Init(); |
| return button; |
| } |
| |
| TabbedLauncherButton::TabbedLauncherButton(views::ButtonListener* listener, |
| LauncherButtonHost* host, |
| IncognitoState is_incognito) |
| : LauncherButton(listener, host), |
| is_incognito_(is_incognito) { |
| set_accessibility_focusable(true); |
| } |
| |
| TabbedLauncherButton::~TabbedLauncherButton() { |
| } |
| |
| void TabbedLauncherButton::PrepareForImageChange() { |
| tabbed_icon_view()->PrepareForImageChange(); |
| } |
| |
| void TabbedLauncherButton::SetTabImage(const SkBitmap& image) { |
| tabbed_icon_view()->SetTabImage(image); |
| } |
| |
| void TabbedLauncherButton::GetAccessibleState(ui::AccessibleViewState* state) { |
| state->role = ui::AccessibilityTypes::ROLE_PUSHBUTTON; |
| state->name = host()->GetAccessibleName(this); |
| } |
| |
| LauncherButton::IconView* TabbedLauncherButton::CreateIconView() { |
| return new IconView(this); |
| } |
| |
| } // namespace internal |
| } // namespace ash |