chrome_frame/turndown_prompt/turndown_prompt_window.h

   1 // Copyright 2013 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_FRAME_TURNDOWN_PROMPT_TURNDOWN_PROMPT_WINDOW_H_
   6 #define CHROME_FRAME_TURNDOWN_PROMPT_TURNDOWN_PROMPT_WINDOW_H_
   7
   8 #include <windows.h>
   9 #include <atlbase.h>
  10 #include <atlapp.h>
  11 #include <atlcrack.h>
  12 #include <atlframe.h>
  13 #include <atltheme.h>
  14 #include <atlwin.h>
  15
  16 #include "base/debug/debugger.h"
  17 #include "base/callback.h"
  18 #include "base/memory/scoped_ptr.h"
  19 #include "base/memory/weak_ptr.h"
  20 #include "base/strings/string16.h"
  21 #include "base/win/scoped_comptr.h"
  22 #include "base/win/scoped_handle.h"
  23 #include "chrome_frame/infobars/infobar_content.h"
  24 #include "chrome_frame/resource.h"
  25 #include "grit/chrome_frame_dialogs.h"
  26
  27 class UrlLauncher;
  28
  29 namespace WTL {
  30 class CHyperLink;
  31 class CBitmapButton;
  32 }  // namespace WTL
  33
  34 class CFBitmapButton;
  35
  36 // Implements a dialog with text and buttons notifying the user that Chrome
  37 // Frame is being turned down, offering them a link to learn more about moving
  38 // to a modern browser.
  39 class TurndownPromptWindow
  40     : public CDialogImpl<TurndownPromptWindow, CWindow>,
  41       public CDialogResize<TurndownPromptWindow>,
  42       public CThemeImpl<TurndownPromptWindow> {
  43  public:
  44   enum { IDD = IDD_CHROME_FRAME_TURNDOWN_PROMPT };
  45
  46   // Creates and initializes a dialog for display in the provided frame.  The
  47   // UrlLauncher may be used to launch a new tab containing a knowledge-base
  48   // article about the turndown.
  49   //
  50   // Upon success, takes ownership of itself (to be deleted upon WM_DESTROY) and
  51   // returns a weak pointer to this dialog. Upon failure, returns a null weak
  52   // pointer and deletes self.
  53   //
  54   // In either case, takes ownership of the UrlLauncher but not the frame.
  55   // |uninstall_closure| is invoked if/when the Uninstall button is activated.
  56   static base::WeakPtr<TurndownPromptWindow> CreateInstance(
  57       InfobarContent::Frame* frame,
  58       UrlLauncher* url_launcher,
  59       const base::Closure& uninstall_closure);
  60
  61   BEGIN_MSG_MAP(InfobarWindow)
  62     CHAIN_MSG_MAP(CThemeImpl<TurndownPromptWindow>)
  63     MSG_WM_DESTROY(OnDestroy)
  64     MSG_WM_INITDIALOG(OnInitDialog)
  65     NOTIFY_HANDLER(IDC_TD_PROMPT_LINK, NM_CLICK, OnLearnMore)
  66     COMMAND_HANDLER(IDUNINSTALL, BN_CLICKED, OnUninstall)
  67     COMMAND_HANDLER(IDDISMISS, BN_CLICKED, OnDismiss)
  68     CHAIN_MSG_MAP(CDialogResize<TurndownPromptWindow>)
  69   END_MSG_MAP()
  70
  71   BEGIN_DLGRESIZE_MAP(InfobarWindow)
  72     DLGRESIZE_CONTROL(IDDISMISS, DLSZ_CENTER_Y | DLSZ_MOVE_X)
  73     DLGRESIZE_CONTROL(IDUNINSTALL, DLSZ_CENTER_Y | DLSZ_MOVE_X)
  74     DLGRESIZE_CONTROL(IDC_TD_PROMPT_LINK, DLSZ_CENTER_Y | DLSZ_MOVE_X)
  75     DLGRESIZE_CONTROL(IDC_TD_PROMPT_MESSAGE, DLSZ_SIZE_Y | DLSZ_SIZE_X)
  76   END_DLGRESIZE_MAP()
  77
  78   virtual void OnFinalMessage(HWND);
  79
  80  private:
  81   // Call CreateInstance() to get an initialized TurndownPromptWindow.
  82   TurndownPromptWindow(InfobarContent::Frame* frame,
  83                        UrlLauncher* url_launcher,
  84                        const base::Closure& uninstall_closure);
  85
  86   // The TurndownPromptWindow manages its own destruction.
  87   virtual ~TurndownPromptWindow();
  88
  89   // Performs the necessary configuration to initialize a bitmap button.
  90   static void SetupBitmapButton(TurndownPromptWindow* window);
  91
  92   // Event handlers.
  93   void OnDestroy();
  94   BOOL OnInitDialog(CWindow wndFocus, LPARAM lInitParam);
  95   LRESULT OnLearnMore(WORD wParam, LPNMHDR lParam, BOOL& bHandled);  // NOLINT
  96   LRESULT OnUninstall(WORD wNotifyCode,
  97                       WORD wID,
  98                       HWND hWndCtl,
  99                       BOOL& bHandled);
 100   LRESULT OnDismiss(WORD wNotifyCode,
 101                     WORD wID,
 102                     HWND hWndCtl,
 103                     BOOL& bHandled);
 104
 105   // Returns the prompt text for the current version of IE.
 106   static string16 GetPromptText();
 107
 108   InfobarContent::Frame* frame_;  // Not owned by this instance
 109   scoped_ptr<WTL::CHyperLink> link_;
 110   scoped_ptr<CFBitmapButton> close_button_;
 111   scoped_ptr<UrlLauncher> url_launcher_;
 112   base::Closure uninstall_closure_;
 113
 114   base::WeakPtrFactory<TurndownPromptWindow> weak_ptr_factory_;
 115   DISALLOW_COPY_AND_ASSIGN(TurndownPromptWindow);
 116 };  // class TurndownPromptWindow
 117
 118 #endif  // CHROME_FRAME_TURNDOWN_PROMPT_TURNDOWN_PROMPT_WINDOW_H_