src/Utils/MiscUI/BaseDialog.cpp

   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 #include "stdafx.h"
  20 #include "BaseDialog.h"
  21
  22
  23 INT_PTR CDialog::DoModal(HINSTANCE hInstance, int resID, HWND hWndParent)
  24 {
  25         hResource = hInstance;
  26         return DialogBoxParam(hInstance, MAKEINTRESOURCE(resID), hWndParent, &CDialog::stDlgFunc, (LPARAM)this);
  27 }
  28
  29 HWND CDialog::Create(HINSTANCE hInstance, int resID, HWND hWndParent)
  30 {
  31         hResource = hInstance;
  32         m_hwnd = CreateDialogParam(hInstance, MAKEINTRESOURCE(resID), hWndParent, &CDialog::stDlgFunc, (LPARAM)this);
  33         return m_hwnd;
  34 }
  35
  36 void CDialog::InitDialog(HWND hwndDlg, UINT iconID)
  37 {
  38         HWND hwndOwner;
  39         RECT rc, rcDlg, rcOwner;
  40
  41         hwndOwner = ::GetParent(hwndDlg);
  42         if (hwndOwner == NULL)
  43                 hwndOwner = ::GetDesktopWindow();
  44
  45         GetWindowRect(hwndOwner, &rcOwner);
  46         GetWindowRect(hwndDlg, &rcDlg);
  47         CopyRect(&rc, &rcOwner);
  48
  49         OffsetRect(&rcDlg, -rcDlg.left, -rcDlg.top);
  50         OffsetRect(&rc, -rc.left, -rc.top);
  51         OffsetRect(&rc, -rcDlg.right, -rcDlg.bottom);
  52
  53         SetWindowPos(hwndDlg, HWND_TOP, rcOwner.left + (rc.right / 2), rcOwner.top + (rc.bottom / 2), 0, 0,     SWP_NOSIZE);
  54         HICON hIcon = (HICON)::LoadImage(hResource, MAKEINTRESOURCE(iconID), IMAGE_ICON, 0, 0, LR_DEFAULTSIZE|LR_SHARED);
  55         ::SendMessage(hwndDlg, WM_SETICON, ICON_BIG, (LPARAM)hIcon);
  56         ::SendMessage(hwndDlg, WM_SETICON, ICON_SMALL, (LPARAM)hIcon);
  57 }
  58
  59 INT_PTR CALLBACK CDialog::stDlgFunc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
  60 {
  61         CDialog* pWnd;
  62         if (uMsg == WM_INITDIALOG)
  63         {
  64                 // get the pointer to the window from lpCreateParams
  65                 SetWindowLongPtr(hwndDlg, GWLP_USERDATA, lParam);
  66                 pWnd = (CDialog*)lParam;
  67                 pWnd->m_hwnd = hwndDlg;
  68         }
  69         // get the pointer to the window
  70         pWnd = GetObjectFromWindow(hwndDlg);
  71
  72         // if we have the pointer, go to the message handler of the window
  73         // else, use DefWindowProc
  74         if (pWnd)
  75         {
  76                 LRESULT lRes = pWnd->DlgFunc(hwndDlg, uMsg, wParam, lParam);
  77                 SetWindowLongPtr(hwndDlg, DWLP_MSGRESULT, lRes);
  78                 return lRes;
  79         }
  80         else
  81                 return DefWindowProc(hwndDlg, uMsg, wParam, lParam);
  82 }