chrome/browser/ui/views/location_bar/origin_chip_view.h

   1 // Copyright 2014 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 #ifndef CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_ORIGIN_CHIP_VIEW_H_
   6 #define CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_ORIGIN_CHIP_VIEW_H_
   7
   8 #include "chrome/browser/safe_browsing/ui_manager.h"
   9 #include "chrome/browser/ui/toolbar/toolbar_model.h"
  10 #include "chrome/browser/ui/views/location_bar/location_icon_view.h"
  11 #include "ui/views/controls/button/button.h"
  12 #include "ui/views/controls/button/label_button.h"
  13
  14 class LocationBarView;
  15 class OriginChipExtensionIcon;
  16 class Profile;
  17
  18 namespace content {
  19 class WebContents;
  20 }
  21
  22 namespace gfx {
  23 class Canvas;
  24 class FontList;
  25 class SlideAnimation;
  26 }
  27
  28 namespace views {
  29 class Button;
  30 class Label;
  31 }
  32
  33 class OriginChipView : public views::LabelButton,
  34                        public views::ButtonListener,
  35                        public SafeBrowsingUIManager::Observer {
  36  public:
  37   OriginChipView(LocationBarView* location_bar_view,
  38                  Profile* profile,
  39                  const gfx::FontList& font_list);
  40   virtual ~OriginChipView();
  41
  42   // Returns true if the origin chip should be visible.  This will always be
  43   // true if the original origin chip experiment is enabled.  If the V2
  44   // experiment is enabled this is true if the chip hasn't been hidden by
  45   // clicking on it or interacting with the Omnibox.
  46   bool ShouldShow();
  47
  48   // Recalculates the contents of the Origin Chip based on the displayed tab.
  49   void Update(content::WebContents* tab);
  50
  51   // Called to signal that the contents of the tab being shown has changed, so
  52   // the origin chip needs to update itself to the new state.
  53   void OnChanged();
  54
  55   views::ImageView* location_icon_view() {
  56     return location_icon_view_;
  57   }
  58   const views::ImageView* location_icon_view() const {
  59     return location_icon_view_;
  60   }
  61
  62   // Elides the hostname shown to the indicated width, if needed. Returns the
  63   // final width of the origin chip. Note: this may be more than the target
  64   // width, since the hostname will not be elided past the TLD+1.
  65   int ElideDomainTarget(int target_max_width);
  66
  67   // Starts an animation that fades in the border.
  68   void FadeIn();
  69
  70   // Returns the current X position of the host label.
  71   int host_label_x() const { return host_label_->x(); }
  72
  73   // views::LabelButton:
  74   virtual gfx::Size GetPreferredSize() OVERRIDE;
  75
  76  private:
  77   // Sets an image grid to represent the current security state.
  78   void SetBorderImages(const int images[3][9]);
  79
  80   // views::LabelButton:
  81   virtual void AnimationProgressed(const gfx::Animation* animation) OVERRIDE;
  82   virtual void AnimationEnded(const gfx::Animation* animation) OVERRIDE;
  83   virtual void Layout() OVERRIDE;
  84   virtual void OnPaintBorder(gfx::Canvas* canvas) OVERRIDE;
  85
  86   // views::ButtonListener:
  87   virtual void ButtonPressed(views::Button* sender,
  88                              const ui::Event& event) OVERRIDE;
  89
  90   // SafeBrowsingUIManager::Observer:
  91   virtual void OnSafeBrowsingHit(
  92       const SafeBrowsingUIManager::UnsafeResource& resource) OVERRIDE;
  93   virtual void OnSafeBrowsingMatch(
  94       const SafeBrowsingUIManager::UnsafeResource& resource) OVERRIDE;
  95
  96   LocationBarView* location_bar_view_;
  97   Profile* profile_;
  98   views::Label* host_label_;
  99   LocationIconView* location_icon_view_;
 100   bool showing_16x16_icon_;
 101   scoped_ptr<OriginChipExtensionIcon> extension_icon_;
 102   GURL url_displayed_;
 103   ToolbarModel::SecurityLevel security_level_;
 104   bool url_malware_;
 105   scoped_ptr<gfx::SlideAnimation> fade_in_animation_;
 106
 107   DISALLOW_COPY_AND_ASSIGN(OriginChipView);
 108 };
 109
 110 #endif  // CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_ORIGIN_CHIP_VIEW_H_