controls/listview.c

   1 /*
   2  * Listview 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
  16 #include "windows.h"
  17 #include "commctrl.h"
  18 #include "listview.h"
  19 #include "heap.h"
  20 #include "win.h"
  21 #include "debug.h"
  22
  23
  24 #define LISTVIEW_GetInfoPtr(wndPtr) ((LISTVIEW_INFO *)wndPtr->wExtra[0])
  25
  26
  27 static VOID
  28 LISTVIEW_Refresh (WND *wndPtr, HDC32 hdc)
  29 {
  30     LISTVIEW_INFO *infoPtr = LISTVIEW_GetInfoPtr(wndPtr);
  31
  32
  33
  34 }
  35
  36
  37
  38 static LRESULT
  39 LISTVIEW_SetBkColor (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
  40 {
  41     LISTVIEW_INFO *infoPtr = LISTVIEW_GetInfoPtr(wndPtr);
  42
  43     if (!(infoPtr)) return FALSE;
  44
  45     /* set background color */
  46     infoPtr->clrBk = (COLORREF)lParam;
  47
  48     return TRUE;
  49 }
  50
  51
  52 static LRESULT
  53 LISTVIEW_SetImageList (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
  54 {
  55     LISTVIEW_INFO *infoPtr = LISTVIEW_GetInfoPtr(wndPtr);
  56
  57     FIXME (listview, "(0x%08x 0x%08lx)\n", wParam, lParam);
  58
  59     return 0;
  60 }
  61
  62
  63 static LRESULT
  64 LISTVIEW_Create (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
  65 {
  66     LISTVIEW_INFO *infoPtr = LISTVIEW_GetInfoPtr(wndPtr);
  67
  68     /* initialize info structure */
  69     infoPtr->clrBk = CLR_NONE;
  70
  71     return 0;
  72 }
  73
  74
  75 static LRESULT
  76 LISTVIEW_Destroy (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
  77 {
  78     LISTVIEW_INFO *infoPtr = LISTVIEW_GetInfoPtr(wndPtr);
  79
  80
  81     return 0;
  82 }
  83
  84
  85 static LRESULT
  86 LISTVIEW_EraseBackground (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
  87 {
  88     LISTVIEW_INFO *infoPtr = LISTVIEW_GetInfoPtr(wndPtr);
  89
  90     if (infoPtr->clrBk == CLR_NONE) {
  91         return SendMessage32A (GetParent32 (wndPtr->hwndSelf),
  92                                WM_ERASEBKGND, wParam, lParam);
  93     }
  94     else {
  95         RECT32 rect;
  96         HBRUSH32 hBrush = CreateSolidBrush32 (infoPtr->clrBk);
  97         GetClientRect32 (wndPtr->hwndSelf, &rect);
  98         FillRect32 ((HDC32)wParam, &rect, hBrush);
  99         DeleteObject32 (hBrush);
 100         return FALSE;
 101     }
 102     return FALSE;
 103 }
 104
 105
 106 static LRESULT
 107 LISTVIEW_NCCreate (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
 108 {
 109     LISTVIEW_INFO *infoPtr;
 110
 111     /* allocate memory for info structure */
 112     infoPtr = (LISTVIEW_INFO *)HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY,
 113                                    sizeof(LISTVIEW_INFO));
 114     wndPtr->wExtra[0] = (DWORD)infoPtr;
 115
 116     if (infoPtr == NULL) {
 117         ERR (listview, "could not allocate info memory!\n");
 118         return 0;
 119     }
 120
 121     if ((LISTVIEW_INFO*)wndPtr->wExtra[0] != infoPtr) {
 122         ERR (listview, "pointer assignment error!\n");
 123         return 0;
 124     }
 125
 126     return DefWindowProc32A (wndPtr->hwndSelf, WM_NCCREATE, wParam, lParam);
 127 }
 128
 129
 130 static LRESULT
 131 LISTVIEW_NCDestroy (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
 132 {
 133     LISTVIEW_INFO *infoPtr = LISTVIEW_GetInfoPtr(wndPtr);
 134
 135
 136
 137
 138     /* free list view info data */
 139     HeapFree (GetProcessHeap (), 0, infoPtr);
 140
 141     return 0;
 142 }
 143
 144
 145 static LRESULT
 146 LISTVIEW_Paint (WND *wndPtr, WPARAM32 wParam)
 147 {
 148     HDC32 hdc;
 149     PAINTSTRUCT32 ps;
 150
 151     hdc = wParam==0 ? BeginPaint32 (wndPtr->hwndSelf, &ps) : (HDC32)wParam;
 152     LISTVIEW_Refresh (wndPtr, hdc);
 153     if (!wParam)
 154         EndPaint32 (wndPtr->hwndSelf, &ps);
 155     return 0;
 156 }
 157
 158
 159 LRESULT WINAPI
 160 ListviewWindowProc (HWND32 hwnd, UINT32 uMsg, WPARAM32 wParam, LPARAM lParam)
 161 {
 162     WND *wndPtr = WIN_FindWndPtr(hwnd);
 163
 164     switch (uMsg)
 165     {
 166
 167         case LVM_SETBKCOLOR:
 168             return LISTVIEW_SetBkColor (wndPtr, wParam, lParam);
 169
 170
 171         case LVM_SETIMAGELIST:
 172             return LISTVIEW_SetImageList (wndPtr, wParam, lParam);
 173
 174
 175
 176
 177 //      case WM_CHAR:
 178 //      case WM_COMMAND:
 179
 180         case WM_CREATE:
 181             return LISTVIEW_Create (wndPtr, wParam, lParam);
 182
 183         case WM_DESTROY:
 184             return LISTVIEW_Destroy (wndPtr, wParam, lParam);
 185
 186         case WM_ERASEBKGND:
 187             return LISTVIEW_EraseBackground (wndPtr, wParam, lParam);
 188
 189 //      case WM_GETDLGCODE:
 190 //      case WM_GETFONT:
 191 //      case WM_HSCROLL:
 192
 193 //      case WM_MOUSEMOVE:
 194 //          return LISTVIEW_MouseMove (wndPtr, wParam, lParam);
 195
 196         case WM_NCCREATE:
 197             return LISTVIEW_NCCreate (wndPtr, wParam, lParam);
 198
 199         case WM_NCDESTROY:
 200             return LISTVIEW_NCDestroy (wndPtr, wParam, lParam);
 201
 202 //      case WM_NOTIFY:
 203
 204         case WM_PAINT:
 205             return LISTVIEW_Paint (wndPtr, wParam);
 206
 207 //      case WM_RBUTTONDOWN:
 208 //      case WM_SETFOCUS:
 209 //      case WM_SETFONT:
 210 //      case WM_SETREDRAW:
 211 //      case WM_TIMER:
 212 //      case WM_VSCROLL:
 213 //      case WM_WINDOWPOSCHANGED:
 214 //      case WM_WININICHANGE:
 215
 216         default:
 217             if (uMsg >= WM_USER)
 218                 ERR (listview, "unknown msg %04x wp=%08x lp=%08lx\n",
 219                      uMsg, wParam, lParam);
 220             return DefWindowProc32A (hwnd, uMsg, wParam, lParam);
 221     }
 222     return 0;
 223 }
 224
 225
 226 void
 227 LISTVIEW_Register (void)
 228 {
 229     WNDCLASS32A wndClass;
 230
 231     if (GlobalFindAtom32A (WC_LISTVIEW32A)) return;
 232
 233     ZeroMemory (&wndClass, sizeof(WNDCLASS32A));
 234     wndClass.style         = CS_GLOBALCLASS | CS_DBLCLKS;
 235     wndClass.lpfnWndProc   = (WNDPROC32)ListviewWindowProc;
 236     wndClass.cbClsExtra    = 0;
 237     wndClass.cbWndExtra    = sizeof(LISTVIEW_INFO *);
 238     wndClass.hCursor       = LoadCursor32A (0, IDC_ARROW32A);
 239     wndClass.hbrBackground = (HBRUSH32)(COLOR_WINDOW + 1);
 240     wndClass.lpszClassName = WC_LISTVIEW32A;
 241
 242     RegisterClass32A (&wndClass);
 243 }
 244