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904 lines
24 KiB
904 lines
24 KiB
/****************************************************************************/
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/* */
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/* WFDIRSRC.C - */
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/* */
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/* Routines Common to the Directory and Search Windows */
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/* */
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/****************************************************************************/
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#include "winfile.h"
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#define DO_DROPFILE 0x454C4946L
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#define DO_PRINTFILE 0x544E5250L
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#define DO_DROPONDESKTOP 0x504D42L
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HWND hwndGlobalSink = NULL;
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VOID SelectItem(HWND hwndLB, WPARAM wParam, BOOL bSel);
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VOID ShowItemBitmaps(HWND hwndLB, BOOL bShow);
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DWORD GetSearchAttribs(HWND hwndLB, WORD wIndex);
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HCURSOR
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APIENTRY
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GetMoveCopyCursor()
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{
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if (fShowSourceBitmaps)
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// copy
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return LoadCursor(hAppInstance, MAKEINTRESOURCE(iCurDrag | 1));
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else
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// move
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return LoadCursor(hAppInstance, MAKEINTRESOURCE(iCurDrag & 0xFFFE));
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}
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DWORD
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GetSearchAttribs(
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HWND hwndLB,
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WORD wIndex
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)
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{
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DWORD dwAttribs;
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HANDLE hDTA;
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LPDTASEARCH lpschdta;
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hDTA = (HANDLE)GetWindowLongPtr(GetParent(hwndLB), GWLP_HDTASEARCH);
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lpschdta = (LPDTASEARCH)LocalLock(hDTA);
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dwAttribs = lpschdta[(INT)SendMessage(hwndLB, LB_GETITEMDATA, wIndex, 0L)].sch_dwAttrs;
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LocalUnlock(hDTA);
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return dwAttribs;
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}
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// match a DOS wild card spec against a dos file name
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// both strings are ANSI and Upper case
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BOOL
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MatchFile(
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LPSTR szFile,
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LPSTR szSpec
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)
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{
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ENTER("MatchFile");
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PRINT(BF_PARMTRACE, "IN:szFile=%s", szFile);
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PRINT(BF_PARMTRACE, "IN:szSpec=%s", szSpec);
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#define IS_DOTEND(ch) ((ch) == '.' || (ch) == 0)
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if (!lstrcmp(szSpec, "*") || // "*" matches everything
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!lstrcmp(szSpec, szStarDotStar)) // so does "*.*"
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return TRUE;
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while (*szFile && *szSpec) {
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switch (*szSpec) {
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case '?':
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szFile++;
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szSpec++;
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break;
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case '*':
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while (!IS_DOTEND(*szSpec)) // got till a terminator
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szSpec = AnsiNext(szSpec);
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if (*szSpec == '.')
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szSpec++;
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while (!IS_DOTEND(*szFile)) // got till a terminator
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szFile = AnsiNext(szFile);
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if (*szFile == '.')
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szFile++;
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break;
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default:
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if (*szSpec == *szFile) {
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if (IsDBCSLeadByte(*szSpec)) {
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szFile++;
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szSpec++;
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if (*szFile != *szSpec)
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return FALSE;
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}
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szFile++;
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szSpec++;
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} else
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return FALSE;
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}
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}
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return !*szFile && !*szSpec;
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}
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VOID
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APIENTRY
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DSSetSelection(
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HWND hwndLB,
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BOOL bSelect,
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LPSTR szSpec,
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BOOL bSearch
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)
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{
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WORD i;
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WORD iMac;
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HANDLE hMem;
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LPMYDTA lpmydta;
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CHAR szTemp[MAXPATHLEN];
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AnsiUpper(szSpec);
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iMac = (WORD)SendMessage(hwndLB, LB_GETCOUNT, 0, 0L);
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if (bSearch)
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hMem = (HANDLE)GetWindowLongPtr(GetParent(hwndLB), GWLP_HDTASEARCH);
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else
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hMem = (HANDLE)GetWindowLongPtr(GetParent(hwndLB), GWLP_HDTA);
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LocalLock(hMem);
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for (i = 0; i < iMac; i++) {
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if (bSearch) {
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SendMessage(hwndLB, LB_GETTEXT, i, (LPARAM)szTemp);
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StripPath(szTemp);
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} else {
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SendMessage(hwndLB, LB_GETTEXT, i, (LPARAM)&lpmydta);
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if (lpmydta->my_dwAttrs & ATTR_PARENT)
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continue;
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lstrcpy(szTemp, lpmydta->my_cFileName);
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}
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AnsiUpper(szTemp);
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if (MatchFile(szTemp, szSpec))
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SendMessage(hwndLB, LB_SETSEL, bSelect, MAKELONG(i, 0));
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}
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LocalUnlock(hMem);
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}
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/*--------------------------------------------------------------------------*/
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/* */
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/* ShowItemBitmaps() - */
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/* */
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/*--------------------------------------------------------------------------*/
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VOID
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ShowItemBitmaps(
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HWND hwndLB,
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BOOL bShow
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)
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{
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INT iSel;
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RECT rc;
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if (bShow == fShowSourceBitmaps)
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return;
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fShowSourceBitmaps = bShow;
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/* Invalidate the bitmap parts of all visible, selected items. */
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iSel = (WORD)SendMessage(hwndLB, LB_GETTOPINDEX, 0, 0L);
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while (SendMessage(hwndLB, LB_GETITEMRECT, iSel, (LPARAM)&rc) != LB_ERR) {
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/* Is this item selected? */
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if ((BOOL)SendMessage(hwndLB, LB_GETSEL, iSel, 0L)) {
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/* Invalidate the bitmap area. */
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rc.right = rc.left + dxFolder + dyBorderx2 + dyBorder;
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InvalidateRect(hwndLB, &rc, FALSE);
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}
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iSel++;
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}
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UpdateWindow(hwndLB);
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}
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INT
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CharCountToTab(
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LPSTR pStr
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)
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{
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LPSTR pTmp = pStr;
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while (*pStr && *pStr != '\t') {
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pStr = AnsiNext(pStr);
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}
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return (INT)(pStr-pTmp);
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}
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// this only deals with opaque text for now
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VOID
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RightTabbedTextOut(
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HDC hdc,
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INT x,
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INT y,
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LPSTR pLine,
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WORD *pTabStops,
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INT x_offset
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)
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{
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INT len, cch;
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INT x_ext;
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INT x_initial;
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RECT rc;
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len = lstrlen(pLine);
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// setup opaquing rect (we adjust the right border as we
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// output the string)
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rc.left = x;
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rc.top = y;
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rc.bottom = y + dyText; // global max char height
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x_initial = x;
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cch = CharCountToTab(pLine);
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MGetTextExtent(hdc, pLine, cch, &x_ext, NULL);
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// first position is left alligned so bias initial x value
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x += x_ext;
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while (len) {
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len -= cch + 1;
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rc.right = x;
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ExtTextOut(hdc, x - x_ext, y, ETO_OPAQUE, &rc, pLine, cch, NULL);
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if (len <= 0)
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return;
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rc.left = rc.right;
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pLine += cch + 1;
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cch = CharCountToTab(pLine);
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MGetTextExtent(hdc, pLine, cch, &x_ext, NULL);
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x = *pTabStops + x_offset;
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pTabStops++;
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}
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}
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/*--------------------------------------------------------------------------*/
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/* */
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/* DrawItem() - */
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/* */
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/*--------------------------------------------------------------------------*/
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VOID
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APIENTRY
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DrawItem(
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LPDRAWITEMSTRUCT lpLBItem,
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LPSTR szLine,
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DWORD dwAttrib,
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BOOL bHasFocus,
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WORD *pTabs
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)
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{
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INT x, y;
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CHAR ch;
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LPSTR psz;
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HDC hDC;
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BOOL bDrawSelected;
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HWND hwndLB;
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INT iBitmap;
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hwndLB = lpLBItem->hwndItem;
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bDrawSelected = (lpLBItem->itemState & ODS_SELECTED);
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hDC = lpLBItem->hDC;
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if (bHasFocus && bDrawSelected) {
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SetTextColor(hDC, GetSysColor(COLOR_HIGHLIGHTTEXT));
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SetBkColor(hDC, GetSysColor(COLOR_HIGHLIGHT));
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}
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if (lpLBItem->itemAction == ODA_FOCUS)
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goto FocusOnly;
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/* Draw the black/white background. */
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ExtTextOut(hDC, 0, 0, ETO_OPAQUE, &lpLBItem->rcItem, NULL, 0, NULL);
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x = lpLBItem->rcItem.left + 1;
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y = lpLBItem->rcItem.top + (dyFileName/2);
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if (fShowSourceBitmaps || (hwndDragging != hwndLB) || !bDrawSelected) {
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if (dwAttrib & ATTR_DIR) {
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if (dwAttrib & ATTR_PARENT) {
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iBitmap = BM_IND_DIRUP;
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szLine = szNULL; // no date/size stuff!
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} else
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iBitmap = BM_IND_CLOSE;
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} else {
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// isolate the name so we can see what type of file this is
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psz = szLine + CharCountToTab(szLine);
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ch = *psz;
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*psz = 0;
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if (dwAttrib & (ATTR_HIDDEN | ATTR_SYSTEM))
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iBitmap = BM_IND_RO;
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else if (IsProgramFile(szLine))
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iBitmap = BM_IND_APP;
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else if (IsDocument(szLine))
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iBitmap = BM_IND_DOC;
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else
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iBitmap = BM_IND_FIL;
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*psz = ch; // resore the old character
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}
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BitBlt(hDC, x + dyBorder, y-(dyFolder/2), dxFolder, dyFolder, hdcMem,
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iBitmap * dxFolder, (bHasFocus && bDrawSelected) ? dyFolder : 0, SRCCOPY);
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}
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x += dxFolder + dyBorderx2;
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if ((wTextAttribs & TA_LOWERCASE) && !(dwAttrib & ATTR_LFN))
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AnsiLower(szLine);
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RightTabbedTextOut(hDC, x, y-(dyText/2), szLine, (WORD *)pTabs, x);
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if (lpLBItem->itemState & ODS_FOCUS)
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FocusOnly:
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DrawFocusRect(hDC, &lpLBItem->rcItem); // toggles focus (XOR)
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|
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if (bDrawSelected) {
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if (bHasFocus) {
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SetTextColor(hDC, GetSysColor(COLOR_WINDOWTEXT));
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SetBkColor(hDC, GetSysColor(COLOR_WINDOW));
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} else {
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HBRUSH hbr;
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RECT rc;
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|
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if (hbr = CreateSolidBrush(GetSysColor(COLOR_HIGHLIGHT))) {
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rc = lpLBItem->rcItem;
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rc.right = rc.left + (INT)SendMessage(hwndLB, LB_GETHORIZONTALEXTENT, 0, 0L);
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if (lpLBItem->itemID > 0 &&
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(BOOL)SendMessage(hwndLB, LB_GETSEL, lpLBItem->itemID - 1, 0L))
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rc.top -= dyBorder;
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FrameRect(hDC, &rc, hbr);
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DeleteObject(hbr);
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}
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}
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}
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}
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|
|
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/*--------------------------------------------------------------------------*/
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/* */
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/* SelectItem() - */
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/* */
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/*--------------------------------------------------------------------------*/
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VOID
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SelectItem(
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HWND hwndLB,
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WPARAM wParam,
|
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BOOL bSel
|
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)
|
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{
|
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/* Add the current item to the selection. */
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SendMessage(hwndLB, LB_SETSEL, bSel, (DWORD)wParam);
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|
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/* Give the selected item the focus rect and anchor pt. */
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SendMessage(hwndLB, LB_SETCARETINDEX, wParam, 0L);
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SendMessage(hwndLB, LB_SETANCHORINDEX, wParam, 0L);
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}
|
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|
|
|
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//
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|
// void APIENTRY DSDragLoop(register HWND hwndLB, WPARAM wParam, LPDROPSTRUCT lpds, BOOL bSearch)
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//
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// called by for the directory and search drag loops. this must handle
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// detecting all kinds of different destinations.
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//
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// in:
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// hwndLB source listbox (either the dir or the sort)
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// wParam same as sent for WM_DRAGLOOP (TRUE if we are on a dropable sink)
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// lpds drop struct sent with the message
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// bSearch TRUE if we are in the search listbox
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//
|
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VOID
|
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APIENTRY
|
|
DSDragLoop(
|
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HWND hwndLB,
|
|
WPARAM wParam,
|
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LPDROPSTRUCT lpds,
|
|
BOOL bSearch
|
|
)
|
|
{
|
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BOOL bTemp;
|
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BOOL bShowBitmap;
|
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LPMYDTA lpmydta;
|
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HWND hwndMDIChildSink, hwndDir;
|
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|
|
|
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// bShowBitmap is used to turn the source bitmaps on or off to distinguish
|
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// between a move and a copy or to indicate that a drop can
|
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// occur (exec and app)
|
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|
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// hack: keep around for drop files!
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hwndGlobalSink = lpds->hwndSink;
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|
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bShowBitmap = TRUE; // default to copy
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|
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if (!wParam)
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goto DragLoopCont; // can't drop here
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|
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// Is the user holding down the CTRL key (which forces a copy)?
|
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if (GetKeyState(VK_CONTROL) < 0) {
|
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bShowBitmap = TRUE;
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goto DragLoopCont;
|
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}
|
|
|
|
// Is the user holding down the ALT or SHIFT key (which forces a move)?
|
|
if (GetKeyState(VK_MENU)<0 || GetKeyState(VK_SHIFT)<0) {
|
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bShowBitmap = FALSE;
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goto DragLoopCont;
|
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}
|
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|
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hwndMDIChildSink = GetMDIChildFromDecendant(lpds->hwndSink);
|
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|
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// Are we over the source listbox? (sink and source the same)
|
|
|
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if (lpds->hwndSink == hwndLB) {
|
|
|
|
// Are we over a valid listbox entry?
|
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if (LOWORD(lpds->dwControlData) == 0xFFFF) {
|
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goto DragLoopCont;
|
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} else {
|
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/* Yup, are we over a directory entry? */
|
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if (bSearch) {
|
|
|
|
bTemp = (GetSearchAttribs(hwndLB, (WORD)(lpds->dwControlData)) & ATTR_DIR) != 0L;
|
|
|
|
} else {
|
|
|
|
SendMessage(hwndLB, LB_GETTEXT, (WORD)(lpds->dwControlData), (LPARAM)&lpmydta);
|
|
|
|
bTemp = lpmydta->my_dwAttrs & ATTR_DIR;
|
|
|
|
}
|
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if (!bTemp)
|
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goto DragLoopCont;
|
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}
|
|
}
|
|
|
|
/* Now we need to see if we are over an Executable file. If so, we
|
|
* need to force the Bitmaps to draw.
|
|
*/
|
|
|
|
/* Are we over a directory window? */
|
|
|
|
if (hwndMDIChildSink)
|
|
hwndDir = HasDirWindow(hwndMDIChildSink);
|
|
else
|
|
hwndDir = NULL;
|
|
|
|
if (hwndDir && (hwndDir == GetParent(lpds->hwndSink))) {
|
|
|
|
// Are we over an occupided part of the list box?
|
|
|
|
if (LOWORD(lpds->dwControlData) != 0xFFFF) {
|
|
|
|
// Are we over an Executable?
|
|
|
|
SendMessage(lpds->hwndSink, LB_GETTEXT, (WORD)(lpds->dwControlData), (LPARAM)&lpmydta);
|
|
|
|
bTemp = IsProgramFile(lpmydta->my_cFileName);
|
|
|
|
if (bTemp)
|
|
goto DragLoopCont;
|
|
}
|
|
}
|
|
|
|
// Are we dropping into the same drive (check the source and dest drives)
|
|
|
|
bShowBitmap = ((INT)SendMessage(GetParent(hwndLB), FS_GETDRIVE, 0, 0L) !=
|
|
GetDrive(lpds->hwndSink, lpds->ptDrop));
|
|
|
|
DragLoopCont:
|
|
|
|
ShowItemBitmaps(hwndLB, bShowBitmap);
|
|
|
|
// hack, set the cursor to match the move/copy state
|
|
if (wParam)
|
|
SetCursor(GetMoveCopyCursor());
|
|
}
|
|
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
/* */
|
|
/* DSRectItem() - */
|
|
/* */
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
VOID
|
|
APIENTRY
|
|
DSRectItem(
|
|
HWND hwndLB,
|
|
INT iItem,
|
|
BOOL bFocusOn,
|
|
BOOL bSearch
|
|
)
|
|
{
|
|
RECT rc;
|
|
RECT rcT;
|
|
HDC hDC;
|
|
BOOL bSel;
|
|
WORD wColor;
|
|
HBRUSH hBrush;
|
|
LPMYDTA lpmydta;
|
|
CHAR szTemp[MAXPATHLEN];
|
|
|
|
/* Are we over an unused part of the listbox? */
|
|
if (iItem == 0xFFFF)
|
|
return;
|
|
|
|
/* Are we over ourselves? (i.e. a selected item in the source listbox) */
|
|
bSel = (BOOL)SendMessage(hwndLB, LB_GETSEL, iItem, 0L);
|
|
if (bSel && (hwndDragging == hwndLB))
|
|
return;
|
|
|
|
/* We only put rectangles around directories and program items. */
|
|
if (bSearch) {
|
|
SendMessage(hwndLB, LB_GETTEXT, iItem, (LPARAM)szTemp);
|
|
|
|
// this is bused, we must test this as attributes
|
|
|
|
if (!(BOOL)(GetSearchAttribs(hwndLB, (WORD)iItem) & ATTR_DIR) && !IsProgramFile((LPSTR)szTemp))
|
|
return;
|
|
} else {
|
|
SendMessage(hwndLB, LB_GETTEXT, iItem, (LPARAM)&lpmydta);
|
|
|
|
if (!(lpmydta->my_dwAttrs & ATTR_DIR) &&
|
|
!IsProgramFile(lpmydta->my_cFileName)) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
/* Turn the item's rectangle on or off. */
|
|
|
|
SendMessage(hwndLB, LB_GETITEMRECT, iItem, (LPARAM)&rc);
|
|
GetClientRect(hwndLB,&rcT);
|
|
IntersectRect(&rc,&rc,&rcT);
|
|
|
|
if (bFocusOn) {
|
|
hDC = GetDC(hwndLB);
|
|
if (bSel) {
|
|
wColor = COLOR_WINDOW;
|
|
InflateRect(&rc, -1, -1);
|
|
} else
|
|
wColor = COLOR_WINDOWFRAME;
|
|
|
|
if (hBrush = CreateSolidBrush(GetSysColor(wColor))) {
|
|
FrameRect(hDC, &rc, hBrush);
|
|
DeleteObject(hBrush);
|
|
}
|
|
ReleaseDC(hwndLB, hDC);
|
|
} else {
|
|
InvalidateRect(hwndLB, &rc, FALSE);
|
|
UpdateWindow(hwndLB);
|
|
}
|
|
}
|
|
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
/* */
|
|
/* DropFilesOnApplication() - */
|
|
/* */
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
/* this function will determine whether the application we are currently
|
|
* over is a valid drop point and drop the files
|
|
*/
|
|
|
|
WORD
|
|
DropFilesOnApplication(
|
|
LPSTR pszFiles
|
|
)
|
|
{
|
|
POINT pt;
|
|
HWND hwnd;
|
|
RECT rc;
|
|
HANDLE hDrop,hT;
|
|
LPSTR lpList;
|
|
WORD cbList = 2;
|
|
OFSTRUCT ofT;
|
|
WORD cbT;
|
|
LPDROPFILESTRUCT lpdfs;
|
|
CHAR szFile[MAXPATHLEN];
|
|
|
|
if (!(hwnd = hwndGlobalSink))
|
|
return 0;
|
|
|
|
hwndGlobalSink = NULL;
|
|
|
|
GetCursorPos(&pt);
|
|
|
|
cbList = 2 + sizeof (DROPFILESTRUCT);
|
|
hDrop = GlobalAlloc(GMEM_DDESHARE|GMEM_MOVEABLE|GMEM_ZEROINIT,cbList);
|
|
if (!hDrop)
|
|
return 0;
|
|
|
|
lpdfs = (LPDROPFILESTRUCT)GlobalLock(hDrop);
|
|
|
|
GetClientRect(hwnd,&rc);
|
|
ScreenToClient(hwnd,&pt);
|
|
lpdfs->pt = pt;
|
|
lpdfs->fNC = !PtInRect(&rc,pt);
|
|
lpdfs->pFiles = sizeof(DROPFILESTRUCT);
|
|
|
|
GlobalUnlock(hDrop);
|
|
|
|
while (pszFiles = GetNextFile(pszFiles, szFile, sizeof(szFile))) {
|
|
|
|
MOpenFile(szFile, &ofT, OF_PARSE);
|
|
|
|
cbT = (WORD)(lstrlen(ofT.szPathName)+1);
|
|
hT = GlobalReAlloc(hDrop,cbList+cbT,GMEM_MOVEABLE|GMEM_ZEROINIT);
|
|
if (!hT)
|
|
break;
|
|
hDrop = hT;
|
|
lpList = GlobalLock(hDrop);
|
|
OemToAnsi(ofT.szPathName, lpList+cbList-2);
|
|
GlobalUnlock(hDrop);
|
|
cbList += cbT;
|
|
}
|
|
|
|
PostMessage(hwnd, WM_DROPFILES, (WPARAM)hDrop, 0L);
|
|
|
|
return 1;
|
|
}
|
|
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
/* */
|
|
/* DSTrackPoint() - */
|
|
/* */
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
/* Return 0 for normal mouse tracking, 1 for no mouse single-click processing,
|
|
* and 2 for no mouse single- or double-click tracking.
|
|
*/
|
|
|
|
INT
|
|
APIENTRY
|
|
DSTrackPoint(
|
|
HWND hWnd,
|
|
HWND hwndLB,
|
|
WPARAM wParam,
|
|
LPARAM lParam,
|
|
BOOL bSearch
|
|
)
|
|
{
|
|
UINT iSel;
|
|
MSG msg;
|
|
RECT rc;
|
|
WORD wAnchor;
|
|
DWORD dwTemp;
|
|
LPSTR pch;
|
|
BOOL bDir;
|
|
BOOL bSelected;
|
|
BOOL bSelectOneItem;
|
|
BOOL bUnselectIfNoDrag;
|
|
CHAR szFileName[MAXPATHLEN+1];
|
|
INT iNoYieldCount;
|
|
WORD wYieldFlags;
|
|
POINT pt;
|
|
HANDLE hHackForHDC = NULL; // hDC Express editor relies on this
|
|
DRAGOBJECTDATA dodata;
|
|
|
|
bSelectOneItem = FALSE;
|
|
bUnselectIfNoDrag = FALSE;
|
|
|
|
bSelected = (BOOL)SendMessage(hwndLB, LB_GETSEL, wParam, 0L);
|
|
|
|
if (GetKeyState(VK_SHIFT) < 0) {
|
|
/* What is the state of the Anchor point? */
|
|
wAnchor = (WORD)SendMessage(hwndLB, LB_GETANCHORINDEX, 0, 0L);
|
|
bSelected = (BOOL)SendMessage(hwndLB, LB_GETSEL, wAnchor, 0L);
|
|
|
|
/* If Control is up, turn everything off. */
|
|
if (!(GetKeyState(VK_CONTROL) < 0))
|
|
SendMessage(hwndLB, LB_SETSEL, FALSE, -1L);
|
|
|
|
/* Select everything between the Anchor point and the item. */
|
|
SendMessage(hwndLB, LB_SELITEMRANGE, bSelected, MAKELONG(wParam, wAnchor));
|
|
|
|
/* Give the selected item the focus rect. */
|
|
SendMessage(hwndLB, LB_SETCARETINDEX, wParam, 0L);
|
|
} else if (GetKeyState(VK_CONTROL) < 0) {
|
|
if (bSelected)
|
|
bUnselectIfNoDrag = TRUE;
|
|
else
|
|
SelectItem(hwndLB, wParam, TRUE);
|
|
} else {
|
|
if (bSelected)
|
|
bSelectOneItem = TRUE;
|
|
else {
|
|
/* Deselect everything. */
|
|
SendMessage(hwndLB, LB_SETSEL, FALSE, -1L);
|
|
|
|
/* Select the current item. */
|
|
SelectItem(hwndLB, wParam, TRUE);
|
|
}
|
|
}
|
|
|
|
if (!bSearch)
|
|
UpdateStatus(GetParent(hWnd));
|
|
|
|
LONG2POINT(lParam, pt);
|
|
ClientToScreen(hwndLB, (LPPOINT)&pt);
|
|
ScreenToClient(hWnd, (LPPOINT)&pt);
|
|
|
|
// See if the user moves a certain number of pixels in any direction
|
|
|
|
SetRect(&rc, pt.x - dxClickRect, pt.y - dyClickRect,
|
|
pt.x + dxClickRect, pt.y + dyClickRect);
|
|
|
|
SetCapture(hWnd);
|
|
wYieldFlags = PM_NOYIELD | PM_REMOVE;
|
|
iNoYieldCount = 50;
|
|
for (;;) {
|
|
#if 0
|
|
{
|
|
CHAR szBuf[80];
|
|
|
|
wsprintf(szBuf, "Message %4.4X\r\n", msg.message);
|
|
OutputDebugString(szBuf);
|
|
}
|
|
#endif
|
|
|
|
if (PeekMessage(&msg, NULL, 0, 0, wYieldFlags))
|
|
DispatchMessage(&msg);
|
|
|
|
if (iNoYieldCount <= 0)
|
|
wYieldFlags = PM_REMOVE;
|
|
else
|
|
iNoYieldCount--;
|
|
|
|
// WM_CANCELMODE messages will unset the capture, in that
|
|
// case I want to exit this loop
|
|
|
|
if (GetCapture() != hWnd) {
|
|
msg.message = WM_LBUTTONUP; // don't proceed below
|
|
break;
|
|
}
|
|
|
|
if (msg.message == WM_LBUTTONUP)
|
|
break;
|
|
|
|
LONG2POINT(msg.lParam, pt);
|
|
if ((msg.message == WM_MOUSEMOVE) && !(PtInRect(&rc, pt)))
|
|
break;
|
|
}
|
|
ReleaseCapture();
|
|
|
|
/* Did the guy NOT drag anything? */
|
|
if (msg.message == WM_LBUTTONUP) {
|
|
if (bSelectOneItem) {
|
|
/* Deselect everything. */
|
|
SendMessage(hwndLB, LB_SETSEL, FALSE, -1L);
|
|
|
|
/* Select the current item. */
|
|
SelectItem(hwndLB, wParam, TRUE);
|
|
}
|
|
|
|
if (bUnselectIfNoDrag)
|
|
SelectItem(hwndLB, wParam, FALSE);
|
|
|
|
// notify the appropriate people
|
|
|
|
SendMessage(hWnd, WM_COMMAND,
|
|
GET_WM_COMMAND_MPS(0, hwndLB, LBN_SELCHANGE));
|
|
|
|
return 1;
|
|
}
|
|
|
|
/* Enter Danger Mouse's BatCave. */
|
|
if ((WORD)SendMessage(hwndLB, LB_GETSELCOUNT, 0, 0L) == 1) {
|
|
/* There is only one thing selected.
|
|
* Figure out which cursor to use.
|
|
*/
|
|
if (bSearch) {
|
|
SendMessage(hwndLB, LB_GETTEXT, wParam, (LPARAM)szFileName);
|
|
bDir = (BOOL)(GetSearchAttribs(hwndLB, (WORD)wParam) & ATTR_DIR);
|
|
} else {
|
|
LPMYDTA lpmydta;
|
|
|
|
SendMessage(hwndLB, LB_GETTEXT, wParam, (LPARAM)&lpmydta);
|
|
|
|
lstrcpy(szFileName, lpmydta->my_cFileName);
|
|
bDir = lpmydta->my_dwAttrs & ATTR_DIR;
|
|
|
|
// avoid dragging the parrent dir
|
|
|
|
if (lpmydta->my_dwAttrs & ATTR_PARENT) {
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
if (bDir) {
|
|
iSel = DOF_DIRECTORY;
|
|
} else if (IsProgramFile(szFileName)) {
|
|
iSel = DOF_EXECUTABLE;
|
|
goto HDC_HACK_FROM_HELL;
|
|
} else if (IsDocument(szFileName)) {
|
|
iSel = DOF_DOCUMENT;
|
|
HDC_HACK_FROM_HELL:
|
|
hHackForHDC = GlobalAlloc(GHND | GMEM_DDESHARE, sizeof(OFSTRUCT));
|
|
if (hHackForHDC) {
|
|
LPOFSTRUCT lpof;
|
|
|
|
lpof = (LPOFSTRUCT)GlobalLock(hHackForHDC);
|
|
QualifyPath(szFileName);
|
|
lstrcpy(lpof->szPathName, szFileName);
|
|
GlobalUnlock(hHackForHDC);
|
|
}
|
|
} else
|
|
iSel = DOF_DOCUMENT;
|
|
|
|
iCurDrag = SINGLECOPYCURSOR;
|
|
} else {
|
|
/* Multiple files are selected. */
|
|
iSel = DOF_MULTIPLE;
|
|
iCurDrag = MULTCOPYCURSOR;
|
|
}
|
|
|
|
|
|
/* Get the list of selected things. */
|
|
pch = (LPSTR)SendMessage(hWnd, FS_GETSELECTION, FALSE, 0L);
|
|
|
|
/* Wiggle things around. */
|
|
hwndDragging = hwndLB;
|
|
dodata.pch = pch;
|
|
dodata.hMemGlobal = hHackForHDC;
|
|
dwTemp = DragObject(GetDesktopWindow(),hWnd,(UINT)iSel,(DWORD)(ULONG_PTR)&dodata,GetMoveCopyCursor());
|
|
|
|
if (hHackForHDC)
|
|
GlobalFree(hHackForHDC);
|
|
|
|
SetWindowDirectory();
|
|
|
|
if (dwTemp == DO_PRINTFILE) {
|
|
// print these
|
|
hdlgProgress = NULL;
|
|
WFPrint(pch);
|
|
} else if (dwTemp == DO_DROPFILE) {
|
|
// try and drop them on an application
|
|
DropFilesOnApplication(pch);
|
|
}
|
|
|
|
LocalFree((HANDLE)pch);
|
|
|
|
if (IsWindow(hWnd))
|
|
ShowItemBitmaps(hwndLB, TRUE);
|
|
|
|
hwndDragging = NULL;
|
|
|
|
if (!bSearch && IsWindow(hWnd))
|
|
UpdateStatus(GetParent(hWnd));
|
|
|
|
return 2;
|
|
}
|