chrome/browser/ui/views/location_bar/zoom_view.cc

   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/grit/generated_resources.h"
  11 #include "components/ui/zoom/zoom_controller.h"
  12 #include "grit/theme_resources.h"
  13 #include "ui/accessibility/ax_view_state.h"
  14 #include "ui/base/l10n/l10n_util.h"
  15 #include "ui/base/resource/resource_bundle.h"
  16 #include "ui/events/event.h"
  17 #include "ui/gfx/geometry/size.h"
  18
  19 ZoomView::ZoomView(LocationBarView::Delegate* location_bar_delegate)
  20     : BubbleIconView(nullptr, 0),
  21       location_bar_delegate_(location_bar_delegate) {
  22   Update(NULL);
  23 }
  24
  25 ZoomView::~ZoomView() {
  26 }
  27
  28 void ZoomView::Update(ui_zoom::ZoomController* zoom_controller) {
  29   if (!zoom_controller || zoom_controller->IsAtDefaultZoom() ||
  30       location_bar_delegate_->GetToolbarModel()->input_in_progress()) {
  31     SetVisible(false);
  32     ZoomBubbleView::CloseBubble();
  33     return;
  34   }
  35
  36   SetTooltipText(l10n_util::GetStringFUTF16Int(
  37       IDS_TOOLTIP_ZOOM, zoom_controller->GetZoomPercent()));
  38   int image_id = IDR_ZOOM_NORMAL;
  39   ui_zoom::ZoomController::RelativeZoom relative_zoom =
  40       zoom_controller->GetZoomRelativeToDefault();
  41   if (relative_zoom == ui_zoom::ZoomController::ZOOM_BELOW_DEFAULT_ZOOM)
  42     image_id = IDR_ZOOM_MINUS;
  43   else if (relative_zoom == ui_zoom::ZoomController::ZOOM_ABOVE_DEFAULT_ZOOM)
  44     image_id = IDR_ZOOM_PLUS;
  45
  46   SetImage(ui::ResourceBundle::GetSharedInstance().GetImageSkiaNamed(image_id));
  47   SetVisible(true);
  48 }
  49
  50 bool ZoomView::IsBubbleShowing() const {
  51   return ZoomBubbleView::IsShowing();
  52 }
  53
  54 void ZoomView::OnExecuting(BubbleIconView::ExecuteSource source) {
  55   ZoomBubbleView::ShowBubble(location_bar_delegate_->GetWebContents(), false);
  56 }
  57
  58 void ZoomView::GetAccessibleState(ui::AXViewState* state) {
  59   BubbleIconView::GetAccessibleState(state);
  60   state->name = l10n_util::GetStringUTF16(IDS_ACCNAME_ZOOM);
  61 }