| // 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 "ash/popup_message.h" |
| |
| #include "ash/wm/window_animations.h" |
| #include "grit/ash_resources.h" |
| #include "ui/base/resource/resource_bundle.h" |
| #include "ui/gfx/insets.h" |
| #include "ui/views/bubble/bubble_delegate.h" |
| #include "ui/views/bubble/bubble_frame_view.h" |
| #include "ui/views/controls/image_view.h" |
| #include "ui/views/controls/label.h" |
| #include "ui/views/layout/box_layout.h" |
| #include "ui/views/widget/widget.h" |
| |
| namespace ash { |
| namespace { |
| const int kMessageTopBottomMargin = 10; |
| const int kMessageLeftRightMargin = 10; |
| const int kMessageMinHeight = 29 - 2 * kMessageTopBottomMargin; |
| const SkColor kMessageTextColor = SkColorSetRGB(0x22, 0x22, 0x22); |
| |
| // The maximum width of the Message bubble. Borrowed the value from |
| // ash/message/message_controller.cc |
| const int kMessageMaxWidth = 250; |
| |
| // The offset for the Message bubble - making sure that the bubble is flush |
| // with the shelf. The offset includes the arrow size in pixels as well as |
| // the activation bar and other spacing elements. |
| const int kArrowOffsetLeftRight = 11; |
| const int kArrowOffsetTopBottom = 7; |
| |
| // The number of pixels between the icon and the text. |
| const int kHorizontalPopupPaddingBetweenItems = 10; |
| |
| // The number of pixels between the text items. |
| const int kVerticalPopupPaddingBetweenItems = 10; |
| } // namespace |
| |
| // The implementation of Message of the launcher. |
| class PopupMessage::MessageBubble : public views::BubbleDelegateView { |
| public: |
| MessageBubble(const base::string16& caption, |
| const base::string16& message, |
| IconType message_type, |
| views::View* anchor, |
| views::BubbleBorder::Arrow arrow_orientation, |
| const gfx::Size& size_override, |
| int arrow_offset); |
| |
| void Close(); |
| |
| private: |
| // views::View overrides: |
| gfx::Size GetPreferredSize() const override; |
| |
| // Each component (width/height) can force a size override for that component |
| // if not 0. |
| gfx::Size size_override_; |
| |
| DISALLOW_COPY_AND_ASSIGN(MessageBubble); |
| }; |
| |
| PopupMessage::MessageBubble::MessageBubble(const base::string16& caption, |
| const base::string16& message, |
| IconType message_type, |
| views::View* anchor, |
| views::BubbleBorder::Arrow arrow, |
| const gfx::Size& size_override, |
| int arrow_offset) |
| : views::BubbleDelegateView(anchor, arrow), |
| size_override_(size_override) { |
| gfx::Insets insets = gfx::Insets(kArrowOffsetTopBottom, |
| kArrowOffsetLeftRight, |
| kArrowOffsetTopBottom, |
| kArrowOffsetLeftRight); |
| // An anchor can have an asymmetrical border for spacing reasons. Adjust the |
| // anchor location for this. |
| if (anchor->border()) |
| insets += anchor->border()->GetInsets(); |
| |
| set_anchor_view_insets(insets); |
| set_close_on_esc(false); |
| set_close_on_deactivate(false); |
| set_can_activate(false); |
| set_accept_events(false); |
| |
| set_margins(gfx::Insets(kMessageTopBottomMargin, kMessageLeftRightMargin, |
| kMessageTopBottomMargin, kMessageLeftRightMargin)); |
| set_shadow(views::BubbleBorder::SMALL_SHADOW); |
| |
| ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance(); |
| SetLayoutManager(new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0, |
| kHorizontalPopupPaddingBetweenItems)); |
| |
| // Here is the layout: |
| // arrow_offset (if not 0) |
| // |-------------| |
| // | ^ |
| // +-------------------------------------------------+ |
| // -| |- |
| // icon | [!] Caption in bold which can be multi line | caption_label |
| // -| |- |
| // | Message text which can be multi line | message_label |
| // | as well. | |
| // | |- |
| // +-------------------------------------------------+ |
| // |------------details container--------------| |
| // Note that the icon, caption and massage are optional. |
| |
| // Add the icon to the first column (if there is one). |
| if (message_type != ICON_NONE) { |
| views::ImageView* icon = new views::ImageView(); |
| icon->SetImage( |
| bundle.GetImageNamed(IDR_AURA_WARNING_ICON).ToImageSkia()); |
| icon->SetVerticalAlignment(views::ImageView::LEADING); |
| AddChildView(icon); |
| } |
| |
| // Create a container for the text items and use it as second column. |
| views::View* details = new views::View(); |
| AddChildView(details); |
| details->SetLayoutManager(new views::BoxLayout( |
| views::BoxLayout::kVertical, 0, 0, kVerticalPopupPaddingBetweenItems)); |
| |
| // The caption label. |
| if (!caption.empty()) { |
| views::Label* caption_label = new views::Label(caption); |
| caption_label->SetMultiLine(true); |
| caption_label->SetHorizontalAlignment(gfx::ALIGN_LEFT); |
| caption_label->SetFontList( |
| bundle.GetFontList(ui::ResourceBundle::BoldFont)); |
| caption_label->SetEnabledColor(kMessageTextColor); |
| details->AddChildView(caption_label); |
| } |
| |
| // The message label. |
| if (!message.empty()) { |
| views::Label* message_label = new views::Label(message); |
| message_label->SetMultiLine(true); |
| message_label->SetHorizontalAlignment(gfx::ALIGN_LEFT); |
| message_label->SetEnabledColor(kMessageTextColor); |
| details->AddChildView(message_label); |
| } |
| views::BubbleDelegateView::CreateBubble(this); |
| |
| // Change the arrow offset if needed. |
| if (arrow_offset) { |
| // With the creation of the bubble, the bubble got already placed (and |
| // possibly re-oriented to fit on the screen). Since it is not possible to |
| // set the arrow offset before the creation, we need to set the offset, |
| // and the orientation variables again and force a re-placement. |
| GetBubbleFrameView()->bubble_border()->set_arrow_offset(arrow_offset); |
| GetBubbleFrameView()->bubble_border()->set_arrow(arrow); |
| SetAlignment(views::BubbleBorder::ALIGN_ARROW_TO_MID_ANCHOR); |
| } |
| } |
| |
| void PopupMessage::MessageBubble::Close() { |
| if (GetWidget()) |
| GetWidget()->Close(); |
| } |
| |
| gfx::Size PopupMessage::MessageBubble::GetPreferredSize() const { |
| gfx::Size pref_size = views::BubbleDelegateView::GetPreferredSize(); |
| // Override the size with either the provided size or adjust it to not |
| // violate our minimum / maximum sizes. |
| if (size_override_.height()) |
| pref_size.set_height(size_override_.height()); |
| else if (pref_size.height() < kMessageMinHeight) |
| pref_size.set_height(kMessageMinHeight); |
| |
| if (size_override_.width()) |
| pref_size.set_width(size_override_.width()); |
| else if (pref_size.width() > kMessageMaxWidth) |
| pref_size.set_width(kMessageMaxWidth); |
| |
| return pref_size; |
| } |
| |
| PopupMessage::PopupMessage(const base::string16& caption, |
| const base::string16& message, |
| IconType message_type, |
| views::View* anchor, |
| views::BubbleBorder::Arrow arrow, |
| const gfx::Size& size_override, |
| int arrow_offset) |
| : view_(NULL) { |
| view_ = new MessageBubble( |
| caption, message, message_type, anchor, arrow, size_override, |
| arrow_offset); |
| widget_ = view_->GetWidget(); |
| |
| gfx::NativeView native_view = widget_->GetNativeView(); |
| wm::SetWindowVisibilityAnimationType( |
| native_view, wm::WINDOW_VISIBILITY_ANIMATION_TYPE_VERTICAL); |
| wm::SetWindowVisibilityAnimationTransition( |
| native_view, wm::ANIMATE_HIDE); |
| view_->GetWidget()->Show(); |
| } |
| |
| PopupMessage::~PopupMessage() { |
| CancelHidingAnimation(); |
| Close(); |
| } |
| |
| void PopupMessage::Close() { |
| if (view_) { |
| view_->Close(); |
| view_ = NULL; |
| widget_ = NULL; |
| } |
| } |
| |
| void PopupMessage::CancelHidingAnimation() { |
| if (!widget_ || !widget_->GetNativeView()) |
| return; |
| |
| gfx::NativeView native_view = widget_->GetNativeView(); |
| wm::SetWindowVisibilityAnimationTransition( |
| native_view, wm::ANIMATE_NONE); |
| } |
| |
| } // namespace ash |