extensions/browser/app_window/app_delegate.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 EXTENSIONS_BROWSER_APP_WINDOW_APP_DELEGATE_H_
   6 #define EXTENSIONS_BROWSER_APP_WINDOW_APP_DELEGATE_H_
   7
   8 #include "base/callback_forward.h"
   9 #include "content/public/common/media_stream_request.h"
  10 #include "third_party/skia/include/core/SkColor.h"
  11 #include "ui/base/window_open_disposition.h"
  12 #include "ui/gfx/image/image_skia.h"
  13
  14 namespace content {
  15 class BrowserContext;
  16 class ColorChooser;
  17 struct FileChooserParams;
  18 struct OpenURLParams;
  19 class WebContents;
  20 }
  21
  22 namespace gfx {
  23 class Rect;
  24 }
  25
  26 namespace extensions {
  27
  28 class Extension;
  29
  30 // Interface to give packaged apps access to services in the browser, for things
  31 // like handling links and showing UI prompts to the user.
  32 class AppDelegate {
  33  public:
  34   virtual ~AppDelegate() {}
  35
  36   // General initialization.
  37   virtual void InitWebContents(content::WebContents* web_contents) = 0;
  38
  39   // Resizes WebContents.
  40   virtual void ResizeWebContents(content::WebContents* web_contents,
  41                                  const gfx::Size& size) = 0;
  42
  43   // Link handling.
  44   virtual content::WebContents* OpenURLFromTab(
  45       content::BrowserContext* context,
  46       content::WebContents* source,
  47       const content::OpenURLParams& params) = 0;
  48   virtual void AddNewContents(content::BrowserContext* context,
  49                               content::WebContents* new_contents,
  50                               WindowOpenDisposition disposition,
  51                               const gfx::Rect& initial_pos,
  52                               bool user_gesture,
  53                               bool* was_blocked) = 0;
  54
  55   // Feature support.
  56   virtual content::ColorChooser* ShowColorChooser(
  57       content::WebContents* web_contents,
  58       SkColor initial_color) = 0;
  59   virtual void RunFileChooser(content::WebContents* tab,
  60                               const content::FileChooserParams& params) = 0;
  61   virtual void RequestMediaAccessPermission(
  62       content::WebContents* web_contents,
  63       const content::MediaStreamRequest& request,
  64       const content::MediaResponseCallback& callback,
  65       const Extension* extension) = 0;
  66   virtual int PreferredIconSize() = 0;
  67   virtual gfx::ImageSkia GetAppDefaultIcon() = 0;
  68
  69   // Web contents modal dialog support.
  70   virtual void SetWebContentsBlocked(content::WebContents* web_contents,
  71                                      bool blocked) = 0;
  72   virtual bool IsWebContentsVisible(content::WebContents* web_contents) = 0;
  73
  74   // |callback| will be called when the process is about to terminate.
  75   virtual void SetTerminatingCallback(const base::Closure& callback) = 0;
  76 };
  77
  78 }  // namespace extensions
  79
  80 #endif  // EXTENSIONS_BROWSER_APP_WINDOW_APP_DELEGATE_H_