/* * Common Dialog Boxes interface (32 bit) * Find/Replace * * Copyright 1998,1999 Bertho A. Stultiens * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include <stdarg.h> #include <string.h> #include "windef.h" #include "winbase.h" #include "winnls.h" #include "wingdi.h" #include "winuser.h" #include "commdlg.h" #include "cderr.h" #include "dlgs.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(commdlg); #include "cdlg.h" /*-----------------------------------------------------------------------*/ static UINT FindReplaceMessage; static UINT HelpMessage; #define FR_MASK (FR_DOWN | FR_MATCHCASE | FR_WHOLEWORD | FR_REPLACEALL | FR_REPLACE | FR_FINDNEXT | FR_DIALOGTERM) /* CRITICAL_SECTION COMDLG32_CritSect; */ /* Notes: * MS uses a critical section at a few locations. However, I fail to * see the reason for this. Their comdlg32.dll has a few race conditions * but _not_ at those places that are protected with the mutex (there are * globals that seem to hold info for the wndproc). * * FindText[AW]/ReplaceText[AW] * The find/replace calls are passed a structure that is _not_ used * internally. There is a local copy that holds the running info to * be able to combine xxxA and xxxW calls. The passed pointer is * returned upon sendmessage. Apps won't break this way when they rely * on the original pointer. This will work as long as the sizes of * FINDREPLACEA == FINDREPLACEW. The local copy will also prevent * the app to see the wine-specific extra flags to distinguish between * A/W and Find/Replace. */ /*********************************************************************** * COMDLG32_FR_GetFlags [internal] * Returns the button state that needs to be reported to the caller. * RETURNS * Current state of check and radio buttons */ static DWORD COMDLG32_FR_GetFlags(HWND hDlgWnd) { DWORD flags = 0; if(IsDlgButtonChecked(hDlgWnd, rad2) == BST_CHECKED) flags |= FR_DOWN; if(IsDlgButtonChecked(hDlgWnd, chx1) == BST_CHECKED) flags |= FR_WHOLEWORD; if(IsDlgButtonChecked(hDlgWnd, chx2) == BST_CHECKED) flags |= FR_MATCHCASE; return flags; } /*********************************************************************** * COMDLG32_FR_HandleWMCommand [internal] * Handle WM_COMMAND messages... */ static void COMDLG32_FR_HandleWMCommand(HWND hDlgWnd, COMDLG32_FR_Data *pData, int Id, int NotifyCode) { DWORD flag; pData->user_fr.fra->Flags &= ~FR_MASK; /* Clear return flags */ if(pData->fr.Flags & FR_WINE_REPLACE) /* Replace always goes down... */ pData->user_fr.fra->Flags |= FR_DOWN; if(NotifyCode == BN_CLICKED) { switch(Id) { case IDOK: /* Find Next */ if(GetDlgItemTextA(hDlgWnd, edt1, pData->fr.lpstrFindWhat, pData->fr.wFindWhatLen) > 0) { pData->user_fr.fra->Flags |= COMDLG32_FR_GetFlags(hDlgWnd) | FR_FINDNEXT; if(pData->fr.Flags & FR_WINE_UNICODE) { MultiByteToWideChar( CP_ACP, 0, pData->fr.lpstrFindWhat, -1, pData->user_fr.frw->lpstrFindWhat, 0x7fffffff ); } else { strcpy(pData->user_fr.fra->lpstrFindWhat, pData->fr.lpstrFindWhat); } SendMessageA(pData->fr.hwndOwner, FindReplaceMessage, 0, (LPARAM)pData->user_fr.fra); } break; case IDCANCEL: pData->user_fr.fra->Flags |= COMDLG32_FR_GetFlags(hDlgWnd) | FR_DIALOGTERM; SendMessageA(pData->fr.hwndOwner, FindReplaceMessage, 0, (LPARAM)pData->user_fr.fra); DestroyWindow(hDlgWnd); break; case psh2: /* Replace All */ flag = FR_REPLACEALL; goto Replace; case psh1: /* Replace */ flag = FR_REPLACE; Replace: if((pData->fr.Flags & FR_WINE_REPLACE) && GetDlgItemTextA(hDlgWnd, edt1, pData->fr.lpstrFindWhat, pData->fr.wFindWhatLen) > 0) { pData->fr.lpstrReplaceWith[0] = 0; /* In case the next GetDlgItemText Fails */ GetDlgItemTextA(hDlgWnd, edt2, pData->fr.lpstrReplaceWith, pData->fr.wReplaceWithLen); pData->user_fr.fra->Flags |= COMDLG32_FR_GetFlags(hDlgWnd) | flag; if(pData->fr.Flags & FR_WINE_UNICODE) { MultiByteToWideChar( CP_ACP, 0, pData->fr.lpstrFindWhat, -1, pData->user_fr.frw->lpstrFindWhat, 0x7fffffff ); MultiByteToWideChar( CP_ACP, 0, pData->fr.lpstrReplaceWith, -1, pData->user_fr.frw->lpstrReplaceWith, 0x7fffffff ); } else { strcpy(pData->user_fr.fra->lpstrFindWhat, pData->fr.lpstrFindWhat); strcpy(pData->user_fr.fra->lpstrReplaceWith, pData->fr.lpstrReplaceWith); } SendMessageA(pData->fr.hwndOwner, FindReplaceMessage, 0, (LPARAM)pData->user_fr.fra); } break; case pshHelp: pData->user_fr.fra->Flags |= COMDLG32_FR_GetFlags(hDlgWnd); SendMessageA(pData->fr.hwndOwner, HelpMessage, (WPARAM)hDlgWnd, (LPARAM)pData->user_fr.fra); break; } } else if(NotifyCode == EN_CHANGE && Id == edt1) { BOOL enable = SendDlgItemMessageA(hDlgWnd, edt1, WM_GETTEXTLENGTH, 0, 0) > 0; EnableWindow(GetDlgItem(hDlgWnd, IDOK), enable); if(pData->fr.Flags & FR_WINE_REPLACE) { EnableWindow(GetDlgItem(hDlgWnd, psh1), enable); EnableWindow(GetDlgItem(hDlgWnd, psh2), enable); } } } /*********************************************************************** * COMDLG32_FindReplaceDlgProc [internal] * [Find/Replace]Text32[A/W] window procedure. */ static INT_PTR CALLBACK COMDLG32_FindReplaceDlgProc(HWND hDlgWnd, UINT iMsg, WPARAM wParam, LPARAM lParam) { COMDLG32_FR_Data *pdata = GetPropA(hDlgWnd, (LPSTR)COMDLG32_Atom); INT_PTR retval = TRUE; if(iMsg == WM_INITDIALOG) { pdata = (COMDLG32_FR_Data *)lParam; if(!SetPropA(hDlgWnd, (LPSTR)COMDLG32_Atom, (HANDLE)pdata)) { ERR("Could not Set prop; invent a gracefull exit?...\n"); DestroyWindow(hDlgWnd); return FALSE; } SendDlgItemMessageA(hDlgWnd, edt1, EM_SETLIMITTEXT, pdata->fr.wFindWhatLen, 0); SendDlgItemMessageA(hDlgWnd, edt1, WM_SETTEXT, 0, (LPARAM)pdata->fr.lpstrFindWhat); if(pdata->fr.Flags & FR_WINE_REPLACE) { SendDlgItemMessageA(hDlgWnd, edt2, EM_SETLIMITTEXT, pdata->fr.wReplaceWithLen, 0); SendDlgItemMessageA(hDlgWnd, edt2, WM_SETTEXT, 0, (LPARAM)pdata->fr.lpstrReplaceWith); } if(!(pdata->fr.Flags & FR_SHOWHELP)) ShowWindow(GetDlgItem(hDlgWnd, pshHelp), SW_HIDE); if(pdata->fr.Flags & FR_HIDEUPDOWN) { ShowWindow(GetDlgItem(hDlgWnd, rad1), SW_HIDE); ShowWindow(GetDlgItem(hDlgWnd, rad2), SW_HIDE); ShowWindow(GetDlgItem(hDlgWnd, grp1), SW_HIDE); } else if(pdata->fr.Flags & FR_NOUPDOWN) { EnableWindow(GetDlgItem(hDlgWnd, rad1), FALSE); EnableWindow(GetDlgItem(hDlgWnd, rad2), FALSE); EnableWindow(GetDlgItem(hDlgWnd, grp1), FALSE); } else { SendDlgItemMessageA(hDlgWnd, rad1, BM_SETCHECK, pdata->fr.Flags & FR_DOWN ? 0 : BST_CHECKED, 0); SendDlgItemMessageA(hDlgWnd, rad2, BM_SETCHECK, pdata->fr.Flags & FR_DOWN ? BST_CHECKED : 0, 0); } if(pdata->fr.Flags & FR_HIDEMATCHCASE) ShowWindow(GetDlgItem(hDlgWnd, chx2), SW_HIDE); else if(pdata->fr.Flags & FR_NOMATCHCASE) EnableWindow(GetDlgItem(hDlgWnd, chx2), FALSE); else SendDlgItemMessageA(hDlgWnd, chx2, BM_SETCHECK, pdata->fr.Flags & FR_MATCHCASE ? BST_CHECKED : 0, 0); if(pdata->fr.Flags & FR_HIDEWHOLEWORD) ShowWindow(GetDlgItem(hDlgWnd, chx1), SW_HIDE); else if(pdata->fr.Flags & FR_NOWHOLEWORD) EnableWindow(GetDlgItem(hDlgWnd, chx1), FALSE); else SendDlgItemMessageA(hDlgWnd, chx1, BM_SETCHECK, pdata->fr.Flags & FR_WHOLEWORD ? BST_CHECKED : 0, 0); /* We did the init here, now call the hook if requested */ /* We do not do ShowWindow if hook exists and is FALSE */ /* per MSDN Article Q96135 */ if((pdata->fr.Flags & FR_ENABLEHOOK) && ! pdata->fr.lpfnHook(hDlgWnd, iMsg, wParam, (LPARAM) &pdata->fr)) return TRUE; ShowWindow(hDlgWnd, SW_SHOWNORMAL); UpdateWindow(hDlgWnd); return TRUE; } if(pdata && (pdata->fr.Flags & FR_ENABLEHOOK)) { retval = pdata->fr.lpfnHook(hDlgWnd, iMsg, wParam, lParam); } else retval = FALSE; if(pdata && !retval) { retval = TRUE; switch(iMsg) { case WM_COMMAND: COMDLG32_FR_HandleWMCommand(hDlgWnd, pdata, LOWORD(wParam), HIWORD(wParam)); break; case WM_CLOSE: COMDLG32_FR_HandleWMCommand(hDlgWnd, pdata, IDCANCEL, BN_CLICKED); break; case WM_HELP: /* Heeeeelp! */ FIXME("Got WM_HELP. Who is gonna supply it?\n"); break; case WM_CONTEXTMENU: /* Heeeeelp! */ FIXME("Got WM_CONTEXTMENU. Who is gonna supply it?\n"); break; /* FIXME: Handle F1 help */ default: retval = FALSE; /* We did not handle the message */ } } /* WM_DESTROY is a special case. * We need to ensure that the allocated memory is freed just before * the dialog is killed. We also need to remove the added prop. */ if(iMsg == WM_DESTROY) { RemovePropA(hDlgWnd, (LPSTR)COMDLG32_Atom); HeapFree(GetProcessHeap(), 0, pdata); } return retval; } /*********************************************************************** * COMDLG32_FR_CheckPartial [internal] * Check various fault conditions in the supplied parameters that * cause an extended error to be reported. * RETURNS * TRUE: Success * FALSE: Failure */ static BOOL COMDLG32_FR_CheckPartial( const FINDREPLACEA *pfr, /* [in] Find structure */ BOOL Replace /* [in] True if called as replace */ ) { if(!pfr) { COMDLG32_SetCommDlgExtendedError(CDERR_INITIALIZATION); return FALSE; } if(pfr->lStructSize != sizeof(FINDREPLACEA)) { COMDLG32_SetCommDlgExtendedError(CDERR_STRUCTSIZE); return FALSE; } if(!IsWindow(pfr->hwndOwner)) { COMDLG32_SetCommDlgExtendedError(CDERR_DIALOGFAILURE); return FALSE; } if((pfr->wFindWhatLen < 1 || !pfr->lpstrFindWhat) ||(Replace && !pfr->lpstrReplaceWith)) { COMDLG32_SetCommDlgExtendedError(FRERR_BUFFERLENGTHZERO); return FALSE; } if((FindReplaceMessage = RegisterWindowMessageA(FINDMSGSTRINGA)) == 0) { COMDLG32_SetCommDlgExtendedError(CDERR_REGISTERMSGFAIL); return FALSE; } if((HelpMessage = RegisterWindowMessageA(HELPMSGSTRINGA)) == 0) { COMDLG32_SetCommDlgExtendedError(CDERR_REGISTERMSGFAIL); return FALSE; } if((pfr->Flags & FR_ENABLEHOOK) && !pfr->lpfnHook) { COMDLG32_SetCommDlgExtendedError(CDERR_NOHOOK); return FALSE; } if((pfr->Flags & FR_ENABLETEMPLATEHANDLE) && !pfr->hInstance) { COMDLG32_SetCommDlgExtendedError(CDERR_NOHINSTANCE); return FALSE; } return TRUE; } /*********************************************************************** * COMDLG32_FR_DoFindReplace [internal] * Actual load and creation of the Find/Replace dialog. * RETURNS * Window handle to created dialog:Success * NULL:Failure */ static HWND COMDLG32_FR_DoFindReplace( COMDLG32_FR_Data *pdata /* [in] Internal data structure */ ) { HWND hdlgwnd = 0; HGLOBAL loadrc; DWORD error; LPDLGTEMPLATEW rcs; TRACE("hInst=%p, Flags=%08x\n", pdata->fr.hInstance, pdata->fr.Flags); if(!(pdata->fr.Flags & FR_ENABLETEMPLATEHANDLE)) { HMODULE hmod = COMDLG32_hInstance; HRSRC htemplate; if(pdata->fr.Flags & FR_ENABLETEMPLATE) { hmod = pdata->fr.hInstance; if(pdata->fr.Flags & FR_WINE_UNICODE) { htemplate = FindResourceW(hmod, (LPCWSTR)pdata->fr.lpTemplateName, (LPWSTR)RT_DIALOG); } else { htemplate = FindResourceA(hmod, pdata->fr.lpTemplateName, (LPCSTR)RT_DIALOG); } } else { int rcid = pdata->fr.Flags & FR_WINE_REPLACE ? REPLACEDLGORD : FINDDLGORD; htemplate = FindResourceA(hmod, MAKEINTRESOURCEA(rcid), (LPCSTR)RT_DIALOG); } if(!htemplate) { error = CDERR_FINDRESFAILURE; goto cleanup; } loadrc = LoadResource(hmod, htemplate); } else { loadrc = pdata->fr.hInstance; } if(!loadrc) { error = CDERR_LOADRESFAILURE; goto cleanup; } if((rcs = LockResource(loadrc)) == NULL) { error = CDERR_LOCKRESFAILURE; goto cleanup; } hdlgwnd = CreateDialogIndirectParamA(COMDLG32_hInstance, rcs, pdata->fr.hwndOwner, COMDLG32_FindReplaceDlgProc, (LPARAM)pdata); if(!hdlgwnd) { error = CDERR_DIALOGFAILURE; cleanup: COMDLG32_SetCommDlgExtendedError(error); HeapFree(GetProcessHeap(), 0, pdata); } return hdlgwnd; } /*********************************************************************** * FindTextA [COMDLG32.@] * * See FindTextW. */ HWND WINAPI FindTextA( LPFINDREPLACEA pfr /* [in] Find/replace structure*/ ) { COMDLG32_FR_Data *pdata; TRACE("LPFINDREPLACE=%p\n", pfr); if(!COMDLG32_FR_CheckPartial(pfr, FALSE)) return 0; if((pdata = COMDLG32_AllocMem(sizeof(COMDLG32_FR_Data))) == NULL) return 0; /* Error has been set */ pdata->user_fr.fra = pfr; pdata->fr = *pfr; return COMDLG32_FR_DoFindReplace(pdata); } /*********************************************************************** * ReplaceTextA [COMDLG32.@] * * See ReplaceTextW. */ HWND WINAPI ReplaceTextA( LPFINDREPLACEA pfr /* [in] Find/replace structure*/ ) { COMDLG32_FR_Data *pdata; TRACE("LPFINDREPLACE=%p\n", pfr); if(!COMDLG32_FR_CheckPartial(pfr, TRUE)) return 0; if((pdata = COMDLG32_AllocMem(sizeof(COMDLG32_FR_Data))) == NULL) return 0; /* Error has been set */ pdata->user_fr.fra = pfr; pdata->fr = *pfr; pdata->fr.Flags |= FR_WINE_REPLACE; return COMDLG32_FR_DoFindReplace(pdata); } /*********************************************************************** * FindTextW [COMDLG32.@] * * Create a modeless find-text dialog box. * * RETURNS * Window handle to created dialog: Success * NULL: Failure */ HWND WINAPI FindTextW( LPFINDREPLACEW pfr /* [in] Find/replace structure*/ ) { COMDLG32_FR_Data *pdata; DWORD len; TRACE("LPFINDREPLACE=%p\n", pfr); if(!COMDLG32_FR_CheckPartial((LPFINDREPLACEA)pfr, FALSE)) return 0; len = WideCharToMultiByte( CP_ACP, 0, pfr->lpstrFindWhat, pfr->wFindWhatLen, NULL, 0, NULL, NULL ); if((pdata = COMDLG32_AllocMem(sizeof(COMDLG32_FR_Data) + len)) == NULL) return 0; /* Error has been set */ pdata->user_fr.frw = pfr; pdata->fr = *(LPFINDREPLACEA)pfr; /* FINDREPLACEx have same size */ pdata->fr.Flags |= FR_WINE_UNICODE; pdata->fr.lpstrFindWhat = (LPSTR)(pdata + 1); /* Set string pointer */ WideCharToMultiByte( CP_ACP, 0, pfr->lpstrFindWhat, pfr->wFindWhatLen, pdata->fr.lpstrFindWhat, len, NULL, NULL ); return COMDLG32_FR_DoFindReplace(pdata); } /*********************************************************************** * ReplaceTextW [COMDLG32.@] * * Create a modeless replace-text dialog box. * * RETURNS * Window handle to created dialog: Success * NULL: Failure */ HWND WINAPI ReplaceTextW( LPFINDREPLACEW pfr /* [in] Find/replace structure*/ ) { COMDLG32_FR_Data *pdata; DWORD len1, len2; TRACE("LPFINDREPLACE=%p\n", pfr); if(!COMDLG32_FR_CheckPartial((LPFINDREPLACEA)pfr, TRUE)) return 0; len1 = WideCharToMultiByte( CP_ACP, 0, pfr->lpstrFindWhat, pfr->wFindWhatLen, NULL, 0, NULL, NULL ); len2 = WideCharToMultiByte( CP_ACP, 0, pfr->lpstrReplaceWith, pfr->wReplaceWithLen, NULL, 0, NULL, NULL ); if((pdata = COMDLG32_AllocMem(sizeof(COMDLG32_FR_Data) + len1 + len2)) == NULL) return 0; /* Error has been set */ pdata->user_fr.frw = pfr; pdata->fr = *(LPFINDREPLACEA)pfr; /* FINDREPLACEx have same size */ pdata->fr.Flags |= FR_WINE_REPLACE | FR_WINE_UNICODE; pdata->fr.lpstrFindWhat = (LPSTR)(pdata + 1); /* Set string pointer */ pdata->fr.lpstrReplaceWith = pdata->fr.lpstrFindWhat + len1; WideCharToMultiByte( CP_ACP, 0, pfr->lpstrFindWhat, pfr->wFindWhatLen, pdata->fr.lpstrFindWhat, len1, NULL, NULL ); WideCharToMultiByte( CP_ACP, 0, pfr->lpstrReplaceWith, pfr->wReplaceWithLen, pdata->fr.lpstrReplaceWith, len2, NULL, NULL ); return COMDLG32_FR_DoFindReplace(pdata); }