src/Utils/MiscUI/BaseDialog.h

   1 // TortoiseGit - a Windows shell extension for easy version control
   2
   3 // Copyright (C) 2003-2007 - Stefan Kueng
   4
   5 // This program is free software; you can redistribute it and/or
   6 // modify it under the terms of the GNU General Public License
   7 // as published by the Free Software Foundation; either version 2
   8 // of the License, or (at your option) any later version.
   9
  10 // This program is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14
  15 // You should have received a copy of the GNU General Public License
  16 // along with this program; if not, write to the Free Software Foundation,
  17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 //
  19 #pragma once
  20 #include <string>
  21
  22
  23 /**
  24  * \ingroup Utils
  25  * A base window class.
  26  * Provides separate window message handlers for every window object based on
  27  * this class.
  28  */
  29 class CDialog
  30 {
  31 public:
  32         INT_PTR DoModal(HINSTANCE hInstance, int resID, HWND hWndParent);
  33     HWND    Create(HINSTANCE hInstance, int resID, HWND hWndParent);
  34
  35         virtual LRESULT CALLBACK DlgFunc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam) = 0;
  36
  37         operator HWND() {return m_hwnd;}
  38 protected:
  39         HINSTANCE hResource;
  40         HWND m_hwnd;
  41
  42         void InitDialog(HWND hwndDlg, UINT iconID);
  43
  44         // the real message handler
  45         static INT_PTR CALLBACK stDlgFunc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam);
  46
  47         // returns a pointer the dialog (stored as the WindowLong)
  48         inline static CDialog * GetObjectFromWindow(HWND hWnd)
  49         {
  50                 return (CDialog *)GetWindowLongPtr(hWnd, GWLP_USERDATA);
  51         }
  52 };
  53