chrome/browser/ui/omnibox/omnibox_edit_controller.h

   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 #ifndef CHROME_BROWSER_UI_OMNIBOX_OMNIBOX_EDIT_CONTROLLER_H_
   6 #define CHROME_BROWSER_UI_OMNIBOX_OMNIBOX_EDIT_CONTROLLER_H_
   7
   8 #include "base/strings/string16.h"
   9 #include "content/public/common/page_transition_types.h"
  10 #include "ui/base/window_open_disposition.h"
  11 #include "url/gurl.h"
  12
  13 class CommandUpdater;
  14 class InstantController;
  15 class ToolbarModel;
  16
  17 namespace content {
  18 class WebContents;
  19 }
  20
  21 namespace gfx {
  22 class Image;
  23 }
  24
  25 // I am in hack-and-slash mode right now.
  26 // http://code.google.com/p/chromium/issues/detail?id=6772
  27
  28 // Embedders of an AutocompleteEdit widget must implement this class.
  29 class OmniboxEditController {
  30  public:
  31   void OnAutocompleteAccept(const GURL& destination_url,
  32                             WindowOpenDisposition disposition,
  33                             content::PageTransition transition);
  34
  35   // Updates the controller, and, if |contents| is non-NULL, restores saved
  36   // state that the tab holds.
  37   virtual void Update(const content::WebContents* contents) = 0;
  38
  39   // Called when anything has changed that might affect the layout or contents
  40   // of the views around the edit, including the text of the edit and the
  41   // status of any keyword- or hint-related state.
  42   virtual void OnChanged() = 0;
  43
  44   // Called whenever the autocomplete edit gets focused.
  45   virtual void OnSetFocus() = 0;
  46
  47   // Hides the origin chip and shows the URL.
  48   virtual void ShowURL() = 0;
  49
  50   // Hides the origin chip while leaving the Omnibox empty.
  51   void HideOriginChip();
  52
  53   // Shows the origin chip.  Hides the URL if it was previously shown by a call
  54   // to ShowURL().
  55   void ShowOriginChip();
  56
  57   // Returns the InstantController, or NULL if instant is not enabled.
  58   virtual InstantController* GetInstant() = 0;
  59
  60   // Returns the WebContents of the currently active tab.
  61   virtual content::WebContents* GetWebContents() = 0;
  62
  63   virtual ToolbarModel* GetToolbarModel() = 0;
  64   virtual const ToolbarModel* GetToolbarModel() const = 0;
  65
  66  protected:
  67   explicit OmniboxEditController(CommandUpdater* command_updater);
  68   virtual ~OmniboxEditController();
  69
  70   // Hides the URL and shows the origin chip.
  71   virtual void HideURL() = 0;
  72
  73   CommandUpdater* command_updater() { return command_updater_; }
  74   GURL destination_url() const { return destination_url_; }
  75   WindowOpenDisposition disposition() const { return disposition_; }
  76   content::PageTransition transition() const { return transition_; }
  77
  78  private:
  79   CommandUpdater* command_updater_;
  80
  81   // The details necessary to open the user's desired omnibox match.
  82   GURL destination_url_;
  83   WindowOpenDisposition disposition_;
  84   content::PageTransition transition_;
  85
  86   DISALLOW_COPY_AND_ASSIGN(OmniboxEditController);
  87 };
  88
  89 #endif  // CHROME_BROWSER_UI_OMNIBOX_OMNIBOX_EDIT_CONTROLLER_H_