BOOL ModifyHexViewData(HWND hwndHV, int nOperation, BYTE * operand, size_w nLength, int nType, BOOL fEndian)
{
size_w start, offset;
size_w remaining = nLength;
size_w length = nLength;
BYTE buf[0x100];
HexView_GetSelStart(hwndHV, &start);
offset = start;
// turn off redraw so the cursor/display doesn't update whilst we are
// writing data to the hexview
SendMessage(hwndHV, WM_SETREDRAW, FALSE, 0);
while(nLength > 0)
{
ULONG len = (ULONG)min(nLength, 0x100);
// get data at current cursor position!
if(HexView_GetData(hwndHV, offset, buf, len))
{
// do the operation!
if(ModifyData(buf, len, nOperation, operand, nType, fEndian))
{
// write the data back to the hexview
HexView_SetData(hwndHV, offset, buf, len);
}
}
else
{
return FALSE;
}
offset += len;
nLength -= len;
}
HexView_SetSelStart(hwndHV, start);
HexView_SetSelEnd(hwndHV, start+length);
SendMessage(hwndHV, WM_SETREDRAW, TRUE, 0);
return TRUE;
}
BOOL FindNext()
{
HWND hwndHV = g_hwndHexView;
size_w result;
UINT options = 0;
if(searchLen == 0 || searchValid == FALSE)
{
ShowFindDialog(g_hwndMain, -2);
return FALSE;
}
if(g_fFindInSelection)
options |= HVFF_SCOPE_SELECTION;
if(g_fMatchCase == FALSE)
options |= HVFF_CASE_INSENSITIVE;
if(HexView_FindNext(hwndHV, &result, options))
{
HexView_SetSelStart(hwndHV, result);
HexView_SetSelEnd(hwndHV, result+searchLen);
HexView_SetCurPos(hwndHV, result+searchLen);
ShiftWindow(g_hwndSearch, hwndHV);
InvalidateRect(hwndHV, 0, 0);
return TRUE;
}
else
{
MAINWND *mainWnd = (MAINWND *)GetWindowLongPtr(g_hwndMain, 0);
UpdateProgress(mainWnd, FALSE, 0, 0);
MessageBox(g_hwndMain, TEXT("Could not find any more data"), TEXT("HexEdit"), MB_OK|MB_ICONEXCLAMATION);
return FALSE;
}
}
LRESULT CALLBACK HighlightViewCommandHandler(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
extern HWND g_hwndMain;
HWND hwndHV = GetActiveHexView(g_hwndMain);
if (msg == WM_COMMAND)
{
switch (LOWORD(wParam))
{
case IDC_HIGHLIGHT_ADD:
HighlightDlg(NULL, NULL);
break;
case IDC_HIGHLIGHT_EDIT:
{
HWND hwndGridView = GetDlgItem(hwnd, IDC_HIGHLIGHT_GRIDVIEW);
ULONG curSelItem = GridView_GetCurSel(hwndGridView);
HGRIDITEM hgCurSelItem = GridView_GetItemHandle(hwndGridView, curSelItem);
GVITEM curItem = { GVIF_PARAM, curSelItem, 0 };
// Get the current item - param contains the HBOOKMARK for this item
if (GridView_GetItem(hwndGridView, hgCurSelItem, &curItem) && curItem.param)
{
HBOOKMARK hbm = (HBOOKMARK)curItem.param;
// Get the parent item - param contains the HWND for the hexview
if (GridView_GetParentItem(hwndGridView, hgCurSelItem, &curItem) && curItem.param)
{
HWND hwndHexView = (HWND)curItem.param;
HighlightDlg(hwndHexView, hbm);
}
}
break;
}
case IDC_HIGHLIGHT_DELETE:
{
TCHAR itemText[100] = { 0 };
HWND hwndGridView = GetDlgItem(hwnd, IDC_HIGHLIGHT_GRIDVIEW);
ULONG curSelItem = GridView_GetCurSel(hwndGridView);
HGRIDITEM hgCurSelItem = GridView_GetItemHandle(hwndGridView, curSelItem);
GVITEM curItem = { GVIF_PARAM | GVIF_TEXT, curSelItem, 0 };
curItem.pszText = itemText;
curItem.cchTextMax = ARRAYSIZE(itemText);
// Get the current item - param contains the HBOOKMARK for this item
if (GridView_GetItem(hwndGridView, hgCurSelItem, &curItem))
{
if (curItem.param)
{
HBOOKMARK hbm = (HBOOKMARK)curItem.param;
// Get the parent item - param contains the HWND for the hexview
if (GridView_GetParentItem(hwndGridView, hgCurSelItem, &curItem) && curItem.param)
{
HWND hwndHexView = (HWND)curItem.param;
GridView_DeleteItem(hwndGridView, hgCurSelItem);
HexView_DelBookmark(hwndHexView, hbm);
GridView_Update(hwndGridView);
}
}
else
{
// This wasn't a live bookmark - it exists in a config file
TCHAR parentText[100] = { 0 };
curItem.pszText = parentText;
if (GridView_GetParentItem(hwndGridView, hgCurSelItem, &curItem))
{
DeleteBookmarkFromConfig(parentText, itemText);
GridView_DeleteAll(hwndGridView);
UpdateHighlights(TRUE);
}
}
}
break;
}
}
return 0;
}
if(msg == WM_NOTIFY)
{
NMGRIDVIEW *nmgv = (NMGRIDVIEW *)lParam;
if(nmgv->hdr.code == GVN_DBLCLK)
{
GVITEM gvi = { GVIF_PARAM, nmgv->iItem, 0 };//nmgv->nColumn };
if(GridView_GetParent(nmgv->hdr.hwndFrom, nmgv->hItem))
{
if(GridView_GetItem(nmgv->hdr.hwndFrom, nmgv->hItem, &gvi))
{
// file is not open yet!
if(gvi.param == 0)
{
TCHAR szFileName[MAX_PATH];
gvi.mask |= GVIF_TEXT;
gvi.pszText = szFileName;
gvi.cchTextMax = MAX_PATH;
if(GridView_GetParentItem(nmgv->hdr.hwndFrom, nmgv->hItem, &gvi))
{
HexOpenFile(g_hwndMain, szFileName, DefaultFileMode());
}
}
else
{
HighlightDlg(hwndHV, (HBOOKMARK)gvi.param);
}
}
}
}
else if(nmgv->hdr.code == GVN_DELETED)
{
GVITEM gvi = { GVIF_PARAM, nmgv->iItem, 0 };//nmgv->nColumn };
//HIGHLIGHT_PARAM hp;
// get current item in gridview
GridView_GetItem(nmgv->hdr.hwndFrom, nmgv->hItem, &gvi);
HexView_DelBookmark(hwndHV, (HBOOKMARK)gvi.param);
return 0;
}
else if(nmgv->hdr.code == GVN_SELCHANGED)
{
GVITEM gvi = { GVIF_PARAM, nmgv->iItem, 0 };//nmgv->nColumn };
BOOKMARK bm;
// get the gvi.param - contains the HBOOKMARK for this bookmark entry
if(GridView_GetItem(nmgv->hdr.hwndFrom, nmgv->hItem, &gvi) && gvi.param)
{
HBOOKMARK hbm = (HBOOKMARK)gvi.param;
// get parent item's param - contains HWND to the hexview
if(GridView_GetParentItem(nmgv->hdr.hwndFrom, nmgv->hItem, &gvi) && gvi.param)
{
// make sure the current file is active
hwndHV = (HWND)gvi.param;
HexSetCurFileHwnd(g_hwndMain, hwndHV);
if(HexView_GetBookmark(hwndHV, hbm, &bm))
{
HexView_SetCurPos(hwndHV, bm.offset + bm.length);
HexView_SetSelStart(hwndHV, bm.offset);
HexView_SetSelEnd(hwndHV, bm.offset + bm.length);
HexView_ScrollTo(hwndHV, bm.offset + bm.length);
InvalidateRect(hwndHV,0,0);
}
}
}
return 0;
}
}
return 0;
}
