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/gfx/animation/slide_animation.h"
  12 #include "ui/views/controls/button/button.h"
  13 #include "ui/views/controls/button/label_button.h"
  14
  15 class LocationBarView;
  16 class OriginChipExtensionIcon;
  17 class Profile;
  18
  19 namespace content {
  20 class WebContents;
  21 }
  22
  23 namespace gfx {
  24 class FontList;
  25 }
  26
  27 namespace views {
  28 class Label;
  29 }
  30
  31 // A button visible at the beginning of the omnibox which contains the location
  32 // icon, an optional EV cert name, and a hostname.  The hostname is normally the
  33 // hostname for the current page with any leading "www." removed, though for
  34 // special built-in pages (e.g. chrome://settings), it can be a descriptive
  35 // string.  The EV cert name is the organization name of the EV cert holder and
  36 // is only present when the current page's security status is EV_SECURE.
  37 class OriginChipView : public views::LabelButton,
  38                        public views::ButtonListener,
  39                        public SafeBrowsingUIManager::Observer {
  40  public:
  41   OriginChipView(LocationBarView* location_bar_view,
  42                  Profile* profile,
  43                  const gfx::FontList& font_list);
  44   ~OriginChipView() override;
  45
  46   SkColor pressed_text_color() const { return pressed_text_color_; }
  47   SkColor pressed_background_color() const {
  48     return background_colors_[Button::STATE_PRESSED];
  49   }
  50   const base::string16& host_label_text() const { return host_label_->text(); }
  51
  52   // Called to signal that the contents of the tab being shown has changed, so
  53   // the origin chip needs to update itself to the new state.
  54   void OnChanged();
  55
  56   // Starts/stops a fade-in animation for the border.
  57   void FadeIn();
  58   void CancelFade();
  59
  60   // Returns the offset of the host label, relative to where the first label
  61   // starts.  When the EV cert name is not visible, this will always be 0;
  62   // otherwise, it's a positive value equal to the width of the cert name plus
  63   // the space between the labels.
  64   int HostLabelOffset() const;
  65
  66   // Returns the width of the origin chip from the start of the first label to
  67   // the trailing edge of the chip.
  68   int WidthFromStartOfLabels() const;
  69
  70   // views::LabelButton:
  71   gfx::Size GetPreferredSize() const override;
  72   void Layout() override;
  73
  74  private:
  75   // Returns the X coordinate the first label should be placed at.
  76   int GetLabelX() const;
  77
  78   // Sets an image grid to represent the current security state.
  79   void SetBorderImages(const int images[3][9]);
  80
  81   // views::LabelButton:
  82   void AnimationProgressed(const gfx::Animation* animation) override;
  83   void AnimationEnded(const gfx::Animation* animation) override;
  84   void OnPaintBorder(gfx::Canvas* canvas) override;
  85   void StateChanged() override;
  86
  87   // views::ButtonListener:
  88   void ButtonPressed(views::Button* sender, const ui::Event& event) override;
  89
  90   // SafeBrowsingUIManager::Observer:
  91   void OnSafeBrowsingHit(
  92       const SafeBrowsingUIManager::UnsafeResource& resource) override;
  93   void OnSafeBrowsingMatch(
  94       const SafeBrowsingUIManager::UnsafeResource& resource) override;
  95
  96   LocationBarView* location_bar_view_;
  97   Profile* profile_;
  98   SkColor pressed_text_color_;
  99   SkColor background_colors_[3];
 100   views::Label* ev_label_;
 101   views::Label* host_label_;
 102   LocationIconView* location_icon_view_;
 103   bool showing_16x16_icon_;
 104   scoped_ptr<OriginChipExtensionIcon> extension_icon_;
 105   gfx::SlideAnimation fade_in_animation_;
 106   GURL url_displayed_;
 107   ToolbarModel::SecurityLevel security_level_;
 108   bool url_malware_;
 109
 110   DISALLOW_COPY_AND_ASSIGN(OriginChipView);
 111 };
 112
 113 #endif  // CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_ORIGIN_CHIP_VIEW_H_