zoom_view.cc revision ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16
1// Copyright (c) 2012 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. 4 5#include "chrome/browser/ui/views/location_bar/zoom_view.h" 6 7#include "chrome/browser/ui/toolbar/toolbar_model.h" 8#include "chrome/browser/ui/view_ids.h" 9#include "chrome/browser/ui/views/location_bar/zoom_bubble_view.h" 10#include "chrome/browser/ui/zoom/zoom_controller.h" 11#include "grit/generated_resources.h" 12#include "grit/theme_resources.h" 13#include "ui/base/accessibility/accessible_view_state.h" 14#include "ui/base/events/event.h" 15#include "ui/base/l10n/l10n_util.h" 16#include "ui/base/resource/resource_bundle.h" 17#include "ui/gfx/size.h" 18 19ZoomView::ZoomView(ToolbarModel* toolbar_model, 20 LocationBarView::Delegate* location_bar_delegate) 21 : toolbar_model_(toolbar_model), 22 location_bar_delegate_(location_bar_delegate) { 23 set_accessibility_focusable(true); 24 Update(NULL); 25 LocationBarView::InitTouchableLocationBarChildView(this); 26} 27 28ZoomView::~ZoomView() { 29} 30 31void ZoomView::Update(ZoomController* zoom_controller) { 32 if (!zoom_controller || zoom_controller->IsAtDefaultZoom() || 33 toolbar_model_->GetInputInProgress()) { 34 SetVisible(false); 35 ZoomBubbleView::CloseBubble(); 36 return; 37 } 38 39 SetTooltipText(l10n_util::GetStringFUTF16Int(IDS_TOOLTIP_ZOOM, 40 zoom_controller->zoom_percent())); 41 SetImage(ui::ResourceBundle::GetSharedInstance().GetImageSkiaNamed( 42 zoom_controller->GetResourceForZoomLevel())); 43 SetVisible(true); 44} 45 46void ZoomView::GetAccessibleState(ui::AccessibleViewState* state) { 47 state->name = l10n_util::GetStringUTF16(IDS_ACCNAME_ZOOM); 48 state->role = ui::AccessibilityTypes::ROLE_PUSHBUTTON; 49} 50 51bool ZoomView::GetTooltipText(const gfx::Point& p, string16* tooltip) const { 52 // Don't show tooltip if the zoom bubble is displayed. 53 return !ZoomBubbleView::IsShowing() && ImageView::GetTooltipText(p, tooltip); 54} 55 56bool ZoomView::OnMousePressed(const ui::MouseEvent& event) { 57 // Do nothing until mouse is released. 58 return true; 59} 60 61void ZoomView::OnMouseReleased(const ui::MouseEvent& event) { 62 if (event.IsOnlyLeftMouseButton() && HitTestPoint(event.location())) 63 ActivateBubble(); 64} 65 66bool ZoomView::OnKeyPressed(const ui::KeyEvent& event) { 67 if (event.key_code() != ui::VKEY_SPACE && 68 event.key_code() != ui::VKEY_RETURN) { 69 return false; 70 } 71 72 ActivateBubble(); 73 return true; 74} 75 76void ZoomView::OnGestureEvent(ui::GestureEvent* event) { 77 if (event->type() == ui::ET_GESTURE_TAP) { 78 ActivateBubble(); 79 event->SetHandled(); 80 } 81} 82 83void ZoomView::ActivateBubble() { 84 ZoomBubbleView::ShowBubble(location_bar_delegate_->GetWebContents(), false); 85} 86