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Diffstat (limited to 'chrome/browser/views/download_started_animation_win.cc')
| -rw-r--r-- | chrome/browser/views/download_started_animation_win.cc | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/chrome/browser/views/download_started_animation_win.cc b/chrome/browser/views/download_started_animation_win.cc deleted file mode 100644 index e142b14..0000000 --- a/chrome/browser/views/download_started_animation_win.cc +++ /dev/null @@ -1,180 +0,0 @@ -// Copyright (c) 2010 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 "chrome/browser/download/download_started_animation.h" - -#include "app/linear_animation.h" -#include "app/resource_bundle.h" -#include "chrome/browser/tab_contents/tab_contents.h" -#include "chrome/common/notification_registrar.h" -#include "chrome/common/notification_service.h" -#include "gfx/rect.h" -#include "grit/theme_resources.h" -#include "views/controls/image_view.h" -#include "views/widget/widget_win.h" - -// How long to spend moving downwards and fading out after waiting. -static const int kMoveTimeMs = 600; - -// The animation framerate. -static const int kFrameRateHz = 60; - -// What fraction of the frame height to move downward from the frame center. -// Note that setting this greater than 0.5 will mean moving past the bottom of -// the frame. -static const double kMoveFraction = 1.0 / 3.0; - -namespace { - -// DownloadStartAnimation creates an animation (which begins running -// immediately) that animates an image downward from the center of the frame -// provided on the constructor, while simultaneously fading it out. To use, -// simply call "new DownloadStartAnimation"; the class cleans itself up when it -// finishes animating. -class DownloadStartedAnimationWin : public LinearAnimation, - public NotificationObserver, - public views::ImageView { - public: - explicit DownloadStartedAnimationWin(TabContents* tab_contents); - - private: - // Move the animation to wherever it should currently be. - void Reposition(); - - // Shut down the animation cleanly. - void Close(); - - // Animation - virtual void AnimateToState(double state); - - // NotificationObserver - virtual void Observe(NotificationType type, - const NotificationSource& source, - const NotificationDetails& details); - - // We use a HWND for the popup so that it may float above any HWNDs in our UI. - views::WidgetWin* popup_; - - // The content area holding us. - TabContents* tab_contents_; - - // The content area at the start of the animation. We store this so that the - // download shelf's resizing of the content area doesn't cause the animation - // to move around. This means that once started, the animation won't move - // with the parent window, but it's so fast that this shouldn't cause too - // much heartbreak. - gfx::Rect tab_contents_bounds_; - - // A scoped container for notification registries. - NotificationRegistrar registrar_; - - DISALLOW_COPY_AND_ASSIGN(DownloadStartedAnimationWin); -}; - -DownloadStartedAnimationWin::DownloadStartedAnimationWin( - TabContents* tab_contents) - : LinearAnimation(kMoveTimeMs, kFrameRateHz, NULL), - popup_(NULL), - tab_contents_(tab_contents) { - static SkBitmap* kDownloadImage = NULL; - if (!kDownloadImage) { - kDownloadImage = ResourceBundle::GetSharedInstance().GetBitmapNamed( - IDR_DOWNLOAD_ANIMATION_BEGIN); - } - - // If we're too small to show the download image, then don't bother - - // the shelf will be enough. - tab_contents_->GetContainerBounds(&tab_contents_bounds_); - if (tab_contents_bounds_.height() < kDownloadImage->height()) - return; - - registrar_.Add( - this, - NotificationType::TAB_CONTENTS_HIDDEN, - Source<TabContents>(tab_contents_)); - registrar_.Add( - this, - NotificationType::TAB_CONTENTS_DESTROYED, - Source<TabContents>(tab_contents_)); - - SetImage(kDownloadImage); - - gfx::Rect rc(0, 0, 0, 0); - popup_ = new views::WidgetWin; - popup_->set_window_style(WS_POPUP); - popup_->set_window_ex_style(WS_EX_LAYERED | WS_EX_TOOLWINDOW | - WS_EX_TRANSPARENT); - popup_->SetOpacity(0x00); - popup_->Init(tab_contents_->GetNativeView(), rc); - popup_->SetContentsView(this); - Reposition(); - popup_->Show(); - - Start(); -} - -void DownloadStartedAnimationWin::Reposition() { - if (!tab_contents_) - return; - - // Align the image with the bottom left of the web contents (so that it - // points to the newly created download). - gfx::Size size = GetPreferredSize(); - int x = base::i18n::IsRTL() ? - tab_contents_bounds_.right() - size.width() : tab_contents_bounds_.x(); - popup_->MoveWindow( - x, - static_cast<int>(tab_contents_bounds_.bottom() - - size.height() - size.height() * (1 - GetCurrentValue())), - size.width(), - size.height()); -} - -void DownloadStartedAnimationWin::Close() { - if (!tab_contents_) - return; - - registrar_.Remove( - this, - NotificationType::TAB_CONTENTS_HIDDEN, - Source<TabContents>(tab_contents_)); - registrar_.Remove( - this, - NotificationType::TAB_CONTENTS_DESTROYED, - Source<TabContents>(tab_contents_)); - tab_contents_ = NULL; - popup_->Close(); -} - -void DownloadStartedAnimationWin::AnimateToState(double state) { - if (state >= 1.0) { - Close(); - } else { - Reposition(); - - // Start at zero, peak halfway and end at zero. - double opacity = std::min(1.0 - pow(GetCurrentValue() - 0.5, 2) * 4.0, - static_cast<double>(1.0)); - - popup_->SetOpacity( - static_cast<SkColor>(opacity * 255.0)); - SchedulePaint(); // Reposition() calls MoveWindow() which never picks up - // alpha changes, so we need to force a paint. - } -} - -void DownloadStartedAnimationWin::Observe(NotificationType type, - const NotificationSource& source, - const NotificationDetails& details) { - Close(); -} - -} // namespace - -// static -void DownloadStartedAnimation::Show(TabContents* tab_contents) { - // The animation will delete itself when it's finished or when the tab - // contents is hidden or destroyed. - new DownloadStartedAnimationWin(tab_contents); -} |