reactos/subsys/system/explorer/utility/utility.h

   1 /*
   2  * Copyright 2003 Martin Fuchs
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19
  20  //
  21  // Explorer clone
  22  //
  23  // utility.h
  24  //
  25  // Martin Fuchs, 23.07.2003
  26  //
  27
  28
  29  // standard windows headers
  30 #define WIN32_LEAN_AND_MEAN
  31 #define WIN32_EXTRA_LEAN
  32 #include <windows.h>
  33
  34  // Unicode support
  35 #ifdef UNICODE
  36 #define _UNICODE
  37 #endif
  38 #include <tchar.h>
  39
  40 #include <windowsx.h>   // for SelectBrush(), ListBox_SetSel(), SubclassWindow(), ...
  41 #include <commctrl.h>
  42
  43 #include <malloc.h>             // for alloca()
  44 #include <assert.h>
  45 #include <time.h>
  46
  47
  48 #ifndef BTNS_BUTTON
  49 #define BTNS_BUTTON TBSTYLE_BUTTON //TODO: should be in mingw headers
  50 #define BTNS_SEP TBSTYLE_SEP
  51 #endif
  52
  53
  54 #ifdef __cplusplus
  55
  56 #ifdef _MSC_VER
  57 #pragma warning(disable: 4786)  // disable warnings about too long debug information symbols
  58 #endif
  59
  60  // STL headers for strings and streams
  61 #include <string>
  62 #include <iostream>
  63 using namespace std;
  64
  65 #if defined(_MSC_VER) && !defined(_NO_COMUTIL)
  66
  67  // COM utility headers
  68 #include <comdef.h>
  69 using namespace _com_util;
  70
  71 #endif  // _MSC_VER && !_NO_COMUTIL
  72
  73
  74 #define for if (0) {} else for
  75
  76
  77 #define BUFFER_LEN                              1024
  78
  79
  80 struct CommonControlInit
  81 {
  82         CommonControlInit(DWORD flags=ICC_LISTVIEW_CLASSES)
  83         {
  84                 INITCOMMONCONTROLSEX icc = {sizeof(INITCOMMONCONTROLSEX), flags};
  85
  86                 InitCommonControlsEx(&icc);
  87         }
  88 };
  89
  90
  91 struct WaitCursor
  92 {
  93         WaitCursor()
  94         {
  95                 _old_cursor = SetCursor(LoadCursor(0, IDC_WAIT));
  96         }
  97
  98         ~WaitCursor()
  99         {
 100                 SetCursor(_old_cursor);
 101         }
 102
 103 protected:
 104         HCURSOR _old_cursor;
 105 };
 106
 107
 108 struct ClientRect : public RECT
 109 {
 110         ClientRect(HWND hwnd)
 111         {
 112                 GetClientRect(hwnd, this);
 113         }
 114 };
 115
 116 struct WindowRect : public RECT
 117 {
 118         WindowRect(HWND hwnd)
 119         {
 120                 GetWindowRect(hwnd, this);
 121         }
 122 };
 123
 124
 125 struct TextColor
 126 {
 127         TextColor(HDC hdc, COLORREF color)
 128          : _hdc(hdc), _old_color(SetTextColor(hdc, color)) {}
 129
 130         ~TextColor() {SetTextColor(_hdc, _old_color);}
 131
 132 protected:
 133         HDC              _hdc;
 134         COLORREF _old_color;
 135 };
 136
 137 struct BkMode
 138 {
 139         BkMode(HDC hdc, int bkmode)
 140          : _hdc(hdc), _old_bkmode(SetBkMode(hdc, bkmode)) {}
 141
 142         ~BkMode() {SetBkMode(_hdc, _old_bkmode);}
 143
 144 protected:
 145         HDC              _hdc;
 146         COLORREF _old_bkmode;
 147 };
 148
 149 struct SelectedFont
 150 {
 151         SelectedFont(HDC hdc, HFONT hFont)
 152          : _hdc(hdc), _old_hFont(SelectFont(hdc, hFont)) {}
 153
 154         ~SelectedFont() {SelectFont(_hdc, _old_hFont);}
 155
 156 protected:
 157         HDC             _hdc;
 158         HFONT   _old_hFont;
 159 };
 160
 161
 162 struct FullScreenParameters {
 163         FullScreenParameters()
 164          :      _mode(FALSE)
 165         {
 166         }
 167
 168         BOOL    _mode;
 169         RECT    _orgPos;
 170         BOOL    _wasZoomed;
 171 };
 172
 173
 174 struct String
 175 #ifdef UNICODE
 176  : public wstring
 177 #else
 178  : public string
 179 #endif
 180 {
 181 #ifdef UNICODE
 182         typedef wstring super;
 183 #else
 184         typedef string super;
 185 #endif
 186
 187         String() {}
 188         String(LPCTSTR s) : super(s) {}
 189         String(const String& other) : super(other) {}
 190
 191         String& operator=(LPCTSTR s) {assign(s); return *this;}
 192         operator LPCTSTR() const {return c_str();}
 193 };
 194
 195
 196 #endif // __cplusplus
 197
 198
 199 #ifdef __cplusplus
 200 extern "C" {
 201 #endif
 202
 203
 204 #ifdef _MSC_VER
 205 #define LONGLONGARG TEXT("I64")
 206 #else
 207 #define LONGLONGARG TEXT("L")
 208 #endif
 209
 210
 211 #ifndef _tcsrchr
 212 #ifdef UNICODE
 213 #define _tcsrchr wcsrchr
 214 #else
 215 #define _tcsrchr strrchr
 216 #endif
 217 #endif
 218
 219 #ifndef _stprintf
 220 #ifdef UNICODE
 221 #define _stprintf wcsrintf
 222 #else
 223 #define _stprintf sprintf
 224 #endif
 225 #endif
 226
 227
 228 #define SetDlgCtrlID(hwnd, id) SetWindowLong(hwnd, GWL_ID, id)
 229
 230
 231  // display
 232 extern void display_error(HWND hwnd, DWORD error);
 233
 234  // convert time_t to WIN32 FILETIME
 235 extern BOOL time_to_filetime(const time_t* t, FILETIME* ftime);
 236
 237  // search for windows of a specific classname
 238 extern int find_window_class(LPCTSTR classname);
 239
 240  // launch a program or document file
 241 extern BOOL launch_file(HWND hwnd, LPCTSTR cmd, UINT nCmdShow);
 242 #ifdef UNICODE
 243 extern BOOL launch_fileA(HWND hwnd, LPSTR cmd, UINT nCmdShow);
 244 #else
 245 #define launch_fileA launch_file
 246 #endif
 247
 248
 249 #ifdef __cplusplus
 250 } // extern "C"
 251 #endif
 252