dlls/comctl32/comboex.c

   1 /*
   2  * ComboBoxEx control
   3  *
   4  * Copyright 1998 Eric Kohl
   5  *
   6  * NOTES
   7  *   This is just a dummy control. An author is needed! Any volunteers?
   8  *   I will only improve this control once in a while.
   9  *     Eric <ekohl@abo.rhein-zeitung.de>
  10  *
  11  * TODO:
  12  *   - All messages.
  13  *   - All notifications.
  14  *
  15  * FIXME:
  16  *   - should include "combo.h"
  17  */
  18
  19 #include "windows.h"
  20 #include "commctrl.h"
  21 #include "comboex.h"
  22 #include "win.h"
  23 #include "debug.h"
  24
  25 #define ID_CB_EDIT    1001
  26
  27 #define COMBOEX_GetInfoPtr(wndPtr) ((COMBOEX_INFO *)wndPtr->wExtra[0])
  28
  29
  30 /* << COMBOEX_DeleteItem >> */
  31
  32
  33 __inline__ static LRESULT
  34 COMBOEX_GetComboControl (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
  35 {
  36     COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr(wndPtr);
  37
  38     TRACE (comboex, "\n");
  39
  40     return (LRESULT)infoPtr->hwndCombo;
  41 }
  42
  43
  44 __inline__ static LRESULT
  45 COMBOEX_GetEditControl (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
  46 {
  47     COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr(wndPtr);
  48
  49     if ((wndPtr->dwStyle & CBS_DROPDOWNLIST) != CBS_DROPDOWN)
  50         return 0;
  51
  52     TRACE (comboex, "-- 0x%x\n", GetDlgItem32 (infoPtr->hwndCombo, ID_CB_EDIT));
  53
  54     return (LRESULT)GetDlgItem32 (infoPtr->hwndCombo, ID_CB_EDIT);
  55 }
  56
  57
  58 __inline__ static LRESULT
  59 COMBOEX_GetExtendedStyle (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
  60 {
  61     COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr(wndPtr);
  62
  63     return (LRESULT)infoPtr->dwExtStyle;
  64 }
  65
  66
  67 __inline__ static LRESULT
  68 COMBOEX_GetImageList (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
  69 {
  70     COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr(wndPtr);
  71
  72     TRACE (comboex, "(0x%08x 0x%08lx)\n", wParam, lParam);
  73
  74     return (LRESULT)infoPtr->himl;
  75 }
  76
  77
  78
  79
  80 static LRESULT
  81 COMBOEX_InsertItem32A (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
  82 {
  83     COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr(wndPtr);
  84
  85     FIXME (comboex, "(0x%08x 0x%08lx)\n", wParam, lParam);
  86
  87     return -1;
  88 }
  89
  90
  91
  92 static LRESULT
  93 COMBOEX_SetExtendedStyle (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
  94 {
  95     COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr(wndPtr);
  96     DWORD dwTemp;
  97
  98     TRACE (comboex, "(0x%08x 0x%08lx)\n", wParam, lParam);
  99
 100     dwTemp = infoPtr->dwExtStyle;
 101
 102     if ((DWORD)wParam) {
 103         infoPtr->dwExtStyle = (infoPtr->dwExtStyle & ~(DWORD)wParam) | (DWORD)lParam;
 104     }
 105     else
 106         infoPtr->dwExtStyle = (DWORD)lParam;
 107
 108     /* FIXME: repaint?? */
 109
 110     return (LRESULT)dwTemp;
 111 }
 112
 113
 114 __inline__ static LRESULT
 115 COMBOEX_SetImageList (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
 116 {
 117     COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr(wndPtr);
 118     HIMAGELIST himlTemp;
 119
 120     TRACE (comboex, "(0x%08x 0x%08lx)\n", wParam, lParam);
 121
 122     himlTemp = infoPtr->himl;
 123     infoPtr->himl = (HIMAGELIST)lParam;
 124
 125     return (LRESULT)himlTemp;
 126 }
 127
 128
 129 static LRESULT
 130 COMBOEX_SetItem32A (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
 131 {
 132     COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr(wndPtr);
 133
 134     FIXME (comboex, "(%p): stub\n", (LPVOID)lParam);
 135
 136     return TRUE;
 137 }
 138
 139
 140 /* << COMBOEX_SetItem32W >> */
 141
 142
 143 __inline__ static LRESULT
 144 COMBOEX_Forward (WND *wndPtr, UINT32 uMsg, WPARAM32 wParam, LPARAM lParam)
 145 {
 146     COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr(wndPtr);
 147
 148     FIXME (comboex, "(0x%x 0x%x 0x%lx): stub\n", uMsg, wParam, lParam);
 149
 150     if (infoPtr->hwndCombo)
 151         return SendMessage32A (infoPtr->hwndCombo, uMsg, wParam, lParam);
 152
 153     return 0;
 154 }
 155
 156
 157 static LRESULT
 158 COMBOEX_Create (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
 159 {
 160     COMBOEX_INFO *infoPtr;
 161     DWORD dwComboStyle;
 162
 163     /* allocate memory for info structure */
 164     infoPtr = (COMBOEX_INFO *)COMCTL32_Alloc (sizeof(COMBOEX_INFO));
 165     wndPtr->wExtra[0] = (DWORD)infoPtr;
 166
 167     if (infoPtr == NULL) {
 168         ERR (listview, "could not allocate info memory!\n");
 169         return 0;
 170     }
 171
 172     if ((COMBOEX_INFO*)wndPtr->wExtra[0] != infoPtr) {
 173         ERR (listview, "pointer assignment error!\n");
 174         return 0;
 175     }
 176
 177
 178     /* initialize info structure */
 179
 180
 181     /* create combo box */
 182     dwComboStyle =
 183         wndPtr->dwStyle & (CBS_SIMPLE|CBS_DROPDOWN|CBS_DROPDOWNLIST|WS_CHILD);
 184
 185     infoPtr->hwndCombo =
 186         CreateWindow32A ("ComboBox", "",
 187                          WS_CHILD | WS_VISIBLE | CBS_OWNERDRAWFIXED | dwComboStyle,
 188                          0, 0, 0, 0, wndPtr->hwndSelf, (HMENU32)1,
 189                          wndPtr->hInstance, NULL);
 190
 191
 192     return 0;
 193 }
 194
 195
 196 static LRESULT
 197 COMBOEX_Destroy (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
 198 {
 199     COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr(wndPtr);
 200
 201
 202     if (infoPtr->hwndCombo)
 203         DestroyWindow32 (infoPtr->hwndCombo);
 204
 205
 206
 207
 208     /* free comboex info data */
 209     COMCTL32_Free (infoPtr);
 210
 211     return 0;
 212 }
 213
 214
 215 static LRESULT
 216 COMBOEX_Size (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
 217 {
 218     COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr(wndPtr);
 219     RECT32 rect;
 220
 221     GetClientRect32 (wndPtr->hwndSelf, &rect);
 222
 223     MoveWindow32 (infoPtr->hwndCombo, 0, 0, rect.right -rect.left,
 224                   rect.bottom - rect.top, TRUE);
 225
 226     return 0;
 227 }
 228
 229
 230 LRESULT WINAPI
 231 COMBOEX_WindowProc (HWND32 hwnd, UINT32 uMsg, WPARAM32 wParam, LPARAM lParam)
 232 {
 233     WND *wndPtr = WIN_FindWndPtr(hwnd);
 234
 235     switch (uMsg)
 236     {
 237 /*      case CBEM_DELETEITEM: */
 238
 239         case CBEM_GETCOMBOCONTROL:
 240             return COMBOEX_GetComboControl (wndPtr, wParam, lParam);
 241
 242         case CBEM_GETEDITCONTROL:
 243             return COMBOEX_GetEditControl (wndPtr, wParam, lParam);
 244
 245         case CBEM_GETEXTENDEDSTYLE:
 246             return COMBOEX_GetExtendedStyle (wndPtr, wParam, lParam);
 247
 248         case CBEM_GETIMAGELIST:
 249             return COMBOEX_GetImageList (wndPtr, wParam, lParam);
 250
 251 /*      case CBEM_GETITEM32A:
 252         case CBEM_GETITEM32W:
 253         case CBEM_GETUNICODEFORMAT:
 254         case CBEM_HASEDITCHANGED:
 255 */
 256
 257         case CBEM_INSERTITEM32A:
 258             return COMBOEX_InsertItem32A (wndPtr, wParam, lParam);
 259
 260 /*      case CBEM_INSERTITEM32W: */
 261
 262         case CBEM_SETEXTENDEDSTYLE:
 263             return COMBOEX_SetExtendedStyle (wndPtr, wParam, lParam);
 264
 265         case CBEM_SETIMAGELIST:
 266             return COMBOEX_SetImageList (wndPtr, wParam, lParam);
 267
 268         case CBEM_SETITEM32A:
 269             return COMBOEX_SetItem32A (wndPtr, wParam, lParam);
 270
 271 /*      case CBEM_SETITEM32W:
 272         case CBEM_SETUNICODEFORMAT:
 273 */
 274
 275         case CB_DELETESTRING32:
 276         case CB_FINDSTRINGEXACT32:
 277         case CB_GETCOUNT32:
 278         case CB_GETCURSEL32:
 279         case CB_GETDROPPEDCONTROLRECT32:
 280         case CB_GETDROPPEDSTATE32:
 281         case CB_GETITEMDATA32:
 282         case CB_GETITEMHEIGHT32:
 283         case CB_GETLBTEXT32:
 284         case CB_GETLBTEXTLEN32:
 285         case CB_GETEXTENDEDUI32:
 286         case CB_LIMITTEXT32:
 287         case CB_RESETCONTENT32:
 288         case CB_SELECTSTRING32:
 289         case CB_SETCURSEL32:
 290         case CB_SETDROPPEDWIDTH32:
 291         case CB_SETEXTENDEDUI32:
 292         case CB_SETITEMDATA32:
 293         case CB_SETITEMHEIGHT32:
 294         case CB_SHOWDROPDOWN32:
 295             return COMBOEX_Forward (wndPtr, uMsg, wParam, lParam);
 296
 297
 298         case WM_CREATE:
 299             return COMBOEX_Create (wndPtr, wParam, lParam);
 300
 301         case WM_DESTROY:
 302             return COMBOEX_Destroy (wndPtr, wParam, lParam);
 303
 304         case WM_SIZE:
 305             return COMBOEX_Size (wndPtr, wParam, lParam);
 306
 307         default:
 308             if (uMsg >= WM_USER)
 309                 ERR (comboex, "unknown msg %04x wp=%08x lp=%08lx\n",
 310                      uMsg, wParam, lParam);
 311             return DefWindowProc32A (hwnd, uMsg, wParam, lParam);
 312     }
 313     return 0;
 314 }
 315
 316
 317 VOID
 318 COMBOEX_Register (VOID)
 319 {
 320     WNDCLASS32A wndClass;
 321
 322     if (GlobalFindAtom32A (WC_COMBOBOXEX32A)) return;
 323
 324     ZeroMemory (&wndClass, sizeof(WNDCLASS32A));
 325     wndClass.style         = CS_GLOBALCLASS;
 326     wndClass.lpfnWndProc   = (WNDPROC32)COMBOEX_WindowProc;
 327     wndClass.cbClsExtra    = 0;
 328     wndClass.cbWndExtra    = sizeof(COMBOEX_INFO *);
 329     wndClass.hCursor       = LoadCursor32A (0, IDC_ARROW32A);
 330     wndClass.hbrBackground = (HBRUSH32)(COLOR_WINDOW + 1);
 331     wndClass.lpszClassName = WC_COMBOBOXEX32A;
 332
 333     RegisterClass32A (&wndClass);
 334 }
 335
 336
 337 VOID
 338 COMBOEX_Unregister (VOID)
 339 {
 340     if (GlobalFindAtom32A (WC_COMBOBOXEX32A))
 341         UnregisterClass32A (WC_COMBOBOXEX32A, (HINSTANCE32)NULL);
 342 }
 343