rosapps/applications/devutils/gdihv/handlelist.c

   1 /*
   2  *      Gdi handle viewer
   3  *
   4  *      handlelist.c
   5  *
   6  *      Copyright (C) 2007      Timo Kreuzer <timo <dot> kreuzer <at> reactos <dot> org>
   7  *
   8  *      This program is free software; you can redistribute it and/or modify
   9  *      it under the terms of the GNU General Public License as published by
  10  *      the Free Software Foundation; either version 2 of the License, or
  11  *      (at your option) any later version.
  12  *
  13  *      This program is distributed in the hope that it will be useful,
  14  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *      GNU General Public License for more details.
  17  *
  18  *      You should have received a copy of the GNU General Public License
  19  *      along with this program; if not, write to the Free Software
  20  *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21  */
  22
  23 #include "gdihv.h"
  24
  25 VOID
  26 HandleList_Create(HWND hListCtrl)
  27 {
  28         LVCOLUMN column;
  29
  30         column.mask = LVCF_TEXT|LVCF_FMT|LVCF_WIDTH;
  31         column.fmt = LVCFMT_LEFT;
  32
  33         column.pszText = L"Number";
  34         column.cx = 50;
  35         (void)ListView_InsertColumn(hListCtrl, 0, &column);
  36
  37         column.pszText = L"Index";
  38         column.cx = 45;
  39         (void)ListView_InsertColumn(hListCtrl, 1, &column);
  40
  41         column.pszText = L"Handle";
  42         column.cx = 90;
  43         (void)ListView_InsertColumn(hListCtrl, 2, &column);
  44
  45         column.pszText = L"Type";
  46         column.cx = 80;
  47         (void)ListView_InsertColumn(hListCtrl, 3, &column);
  48
  49         column.pszText = L"Process";
  50         column.cx = 80;
  51         (void)ListView_InsertColumn(hListCtrl, 4, &column);
  52
  53         column.pszText = L"KernelData";
  54         column.cx = 80;
  55         (void)ListView_InsertColumn(hListCtrl, 5, &column);
  56
  57         column.pszText = L"UserData";
  58         column.cx = 80;
  59         (void)ListView_InsertColumn(hListCtrl, 6, &column);
  60
  61         column.pszText = L"Type";
  62         column.cx = 80;
  63         (void)ListView_InsertColumn(hListCtrl, 7, &column);
  64
  65         HandleList_Update(hListCtrl, 0);
  66 }
  67
  68 VOID
  69 HandleList_Update(HWND hHandleListCtrl, HANDLE ProcessId)
  70 {
  71         INT i, index;
  72         HANDLE handle;
  73         PGDI_TABLE_ENTRY pEntry;
  74         LVITEM item;
  75         TCHAR strText[80];
  76         TCHAR* str2;
  77
  78         (void)ListView_DeleteAllItems(hHandleListCtrl);
  79         item.mask = LVIF_TEXT|LVIF_PARAM;
  80         item.pszText = strText;
  81         item.cchTextMax = 80;
  82         for (i = 0; i<= GDI_HANDLE_COUNT; i++)
  83         {
  84                 pEntry = &GdiHandleTable[i];
  85                 if ( ((ProcessId != (HANDLE)1) && ((pEntry->Type & GDI_HANDLE_BASETYPE_MASK) != 0)) ||
  86                      ((ProcessId == (HANDLE)1) && ((pEntry->Type & GDI_HANDLE_BASETYPE_MASK) == 0)) ||
  87                       (ProcessId == (HANDLE)2) )
  88                 {
  89                         if (ProcessId == (HANDLE)1 || ProcessId == (HANDLE)2 ||
  90                             ((LONG_PTR)ProcessId & 0xfffc) == ((ULONG_PTR)pEntry->ProcessId & 0xfffc))
  91                         {
  92                                 handle = GDI_HANDLE_CREATE(i, (ULONG_PTR)pEntry->Type);
  93                                 index = ListView_GetItemCount(hHandleListCtrl);
  94                                 item.iItem = index;
  95                                 item.iSubItem = 0;
  96                                 item.lParam = (LPARAM)handle;
  97
  98                                 wsprintf(strText, L"%d", index);
  99                                 (void)ListView_InsertItem(hHandleListCtrl, &item);
 100
 101                                 wsprintf(strText, L"%d", i);
 102                                 ListView_SetItemText(hHandleListCtrl, index, 1, strText);
 103
 104                                 wsprintf(strText, L"%#08x", handle);
 105                                 ListView_SetItemText(hHandleListCtrl, index, 2, strText);
 106
 107                                 str2 = GetTypeName(handle);
 108                                 ListView_SetItemText(hHandleListCtrl, index, 3, str2);
 109
 110                                 wsprintf(strText, L"%#08x", (UINT_PTR)pEntry->ProcessId);
 111                                 ListView_SetItemText(hHandleListCtrl, index, 4, strText);
 112
 113                                 wsprintf(strText, L"%#08x", (UINT_PTR)pEntry->KernelData);
 114                                 ListView_SetItemText(hHandleListCtrl, index, 5, strText);
 115
 116                                 wsprintf(strText, L"%#08x", (UINT_PTR)pEntry->UserData);
 117                                 ListView_SetItemText(hHandleListCtrl, index, 6, strText);
 118
 119                                 wsprintf(strText, L"%#08x", (UINT)pEntry->Type);
 120                                 ListView_SetItemText(hHandleListCtrl, index, 7, strText);
 121                         }
 122                 }
 123         }
 124 }
 125
 126 TCHAR*
 127 GetTypeName(HANDLE handle)
 128 {
 129         TCHAR* strText;
 130         UINT Type = GDI_HANDLE_GET_TYPE(handle);
 131
 132         switch (Type)
 133         {
 134                 case GDI_OBJECT_TYPE_DC:
 135                         strText = L"DC";
 136                         break;
 137                 case GDI_OBJECT_TYPE_REGION:
 138                         strText = L"Region";
 139                         break;
 140                 case GDI_OBJECT_TYPE_BITMAP:
 141                         strText = L"Bitmap";
 142                         break;
 143                 case GDI_OBJECT_TYPE_PALETTE:
 144                         strText = L"Palette";
 145                         break;
 146                 case GDI_OBJECT_TYPE_FONT:
 147                         strText = L"Font";
 148                         break;
 149                 case GDI_OBJECT_TYPE_BRUSH:
 150                         strText = L"Brush";
 151                         break;
 152                 case GDI_OBJECT_TYPE_EMF:
 153                         strText = L"EMF";
 154                         break;
 155                 case GDI_OBJECT_TYPE_PEN:
 156                         strText = L"Pen";
 157                         break;
 158                 case GDI_OBJECT_TYPE_EXTPEN:
 159                         strText = L"ExtPen";
 160                         break;
 161                 case GDI_OBJECT_TYPE_COLORSPACE:
 162                         strText = L"ColSpace";
 163                         break;
 164                 case GDI_OBJECT_TYPE_METADC:
 165                         strText = L"MetaDC";
 166                         break;
 167                 case GDI_OBJECT_TYPE_METAFILE:
 168                         strText = L"Metafile";
 169                         break;
 170                 case GDI_OBJECT_TYPE_ENHMETAFILE:
 171                         strText = L"EMF";
 172                         break;
 173                 case GDI_OBJECT_TYPE_ENHMETADC:
 174                         strText = L"EMDC";
 175                         break;
 176                 case GDI_OBJECT_TYPE_MEMDC:
 177                         strText = L"MemDC";
 178                         break;
 179                 case GDI_OBJECT_TYPE_DCE:
 180                         strText = L"DCE";
 181                         break;
 182                 case GDI_OBJECT_TYPE_PFE:
 183                         strText = L"PFE";
 184                         break;
 185                 case GDI_OBJECT_TYPE_DONTCARE:
 186                         strText = L"anything";
 187                         break;
 188                 case GDI_OBJECT_TYPE_SILENT:
 189                 default:
 190                         strText = L"unknown";
 191                         break;
 192         }
 193         return strText;
 194 }