1456 lines
57 KiB
C++
1456 lines
57 KiB
C++
/*
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* CONVERT.CPP
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*
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* Implements the OleUIConvert function which invokes the complete
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* Convert dialog.
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*
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* Copyright (c)1992 Microsoft Corporation, All Right Reserved
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*/
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#include "precomp.h"
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#include "common.h"
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#include <stdlib.h>
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#include "utility.h"
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#include "iconbox.h"
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OLEDBGDATA
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// Internally used structure
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typedef struct tagCONVERT
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{
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// Keep this item first as the Standard* functions depend on it here.
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LPOLEUICONVERT lpOCV; // Original structure passed.
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UINT nIDD; // IDD of dialog (used for help info)
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/*
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* What we store extra in this structure besides the original caller's
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* pointer are those fields that we need to modify during the life of
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* the dialog but that we don't want to change in the original structure
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* until the user presses OK.
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*/
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DWORD dwFlags; // Flags passed in
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HWND hListVisible; // listbox that is currently visible
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HWND hListInvisible; // listbox that is currently hidden
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CLSID clsid; // Class ID sent in to dialog: IN only
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DWORD dvAspect;
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BOOL fCustomIcon;
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UINT IconIndex; // index (in exe) of current icon
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LPTSTR lpszIconSource; // path to current icon source
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LPTSTR lpszCurrentObject;
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LPTSTR lpszConvertDefault;
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LPTSTR lpszActivateDefault;
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} CONVERT, *PCONVERT, FAR *LPCONVERT;
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// Internal function prototypes
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// CONVERT.CPP
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INT_PTR CALLBACK ConvertDialogProc(HWND, UINT, WPARAM, LPARAM);
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BOOL FConvertInit(HWND hDlg, WPARAM, LPARAM);
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void SetConvertResults(HWND, LPCONVERT);
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UINT FillClassList(CLSID clsid, HWND hList, HWND hListInvisible,
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LPTSTR FAR *lplpszCurrentClass, BOOL fIsLinkedObject, WORD wFormat,
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UINT cClsidExclude, LPCLSID lpClsidExclude, BOOL bAddSameClass);
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BOOL FormatIncluded(LPTSTR szStringToSearch, WORD wFormat);
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void SwapWindows(HWND, HWND, HWND);
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void ConvertCleanup(HWND hDlg, LPCONVERT lpCV);
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static void UpdateClassIcon(HWND hDlg, LPCONVERT lpCV, HWND hList);
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/*
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* OleUIConvert
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*
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* Purpose:
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* Invokes the standard OLE Change Type dialog box allowing the user
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* to change the type of the single specified object, or change the
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* type of all OLE objects of a specified type.
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*
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* Parameters:
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* lpCV LPOLEUICONVERT pointing to the in-out structure
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* for this dialog.
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*
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* Return Value:
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* UINT One of the following codes, indicating success or error:
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* OLEUI_SUCCESS Success
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* OLEUI_ERR_STRUCTSIZE The dwStructSize value is wrong
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*/
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STDAPI_(UINT) OleUIConvert(LPOLEUICONVERT lpCV)
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{
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HGLOBAL hMemDlg = NULL;
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UINT uRet = UStandardValidation((LPOLEUISTANDARD)lpCV, sizeof(OLEUICONVERT),
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&hMemDlg);
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if (OLEUI_SUCCESS != uRet)
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return uRet;
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if (lpCV->hMetaPict != NULL && !IsValidMetaPict(lpCV->hMetaPict))
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{
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return(OLEUI_CTERR_HMETAPICTINVALID);
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}
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if ((lpCV->dwFlags & CF_SETCONVERTDEFAULT)
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&& (!IsValidClassID(lpCV->clsidConvertDefault)))
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uRet = OLEUI_CTERR_CLASSIDINVALID;
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if ((lpCV->dwFlags & CF_SETACTIVATEDEFAULT)
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&& (!IsValidClassID(lpCV->clsidActivateDefault)))
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uRet = OLEUI_CTERR_CLASSIDINVALID;
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if ((lpCV->dvAspect != DVASPECT_ICON) && (lpCV->dvAspect != DVASPECT_CONTENT))
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uRet = OLEUI_CTERR_DVASPECTINVALID;
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if ((lpCV->wFormat >= CF_CLIPBOARDMIN) && (lpCV->wFormat <= CF_CLIPBOARDMAX))
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{
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TCHAR szTemp[8];
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if (0 == GetClipboardFormatName(lpCV->wFormat, szTemp, 8))
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uRet = OLEUI_CTERR_CBFORMATINVALID;
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}
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if ((NULL != lpCV->lpszUserType)
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&& (IsBadReadPtr(lpCV->lpszUserType, 1)))
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uRet = OLEUI_CTERR_STRINGINVALID;
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if ( (NULL != lpCV->lpszDefLabel)
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&& (IsBadReadPtr(lpCV->lpszDefLabel, 1)) )
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uRet = OLEUI_CTERR_STRINGINVALID;
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if (0 != lpCV->cClsidExclude &&
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IsBadReadPtr(lpCV->lpClsidExclude, lpCV->cClsidExclude * sizeof(CLSID)))
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{
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uRet = OLEUI_IOERR_LPCLSIDEXCLUDEINVALID;
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}
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if (OLEUI_ERR_STANDARDMIN <= uRet)
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{
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return uRet;
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}
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UINT nIDD;
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if (!bWin4)
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nIDD = lpCV->dwFlags & CF_CONVERTONLY ? IDD_CONVERTONLY : IDD_CONVERT;
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else
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nIDD = lpCV->dwFlags & CF_CONVERTONLY ? IDD_CONVERTONLY4 : IDD_CONVERT4;
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// Now that we've validated everything, we can invoke the dialog.
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uRet = UStandardInvocation(ConvertDialogProc, (LPOLEUISTANDARD)lpCV,
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hMemDlg, MAKEINTRESOURCE(nIDD));
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return uRet;
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}
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/*
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* ConvertDialogProc
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*
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* Purpose:
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* Implements the OLE Convert dialog as invoked through the
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* OleUIConvert function.
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*
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* Parameters:
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* Standard
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*
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* Return Value:
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* Standard
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*
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*/
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INT_PTR CALLBACK ConvertDialogProc(HWND hDlg, UINT iMsg, WPARAM wParam, LPARAM lParam)
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{
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// Declare Win16/Win32 compatible WM_COMMAND parameters.
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COMMANDPARAMS(wID, wCode, hWndMsg);
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// This will fail under WM_INITDIALOG, where we allocate it.
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UINT uRet = 0;
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LPCONVERT lpCV = (LPCONVERT)LpvStandardEntry(hDlg, iMsg, wParam, lParam, &uRet);
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//If the hook processed the message, we're done.
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if (0 != uRet)
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return (INT_PTR)uRet;
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//Process the temination message
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if (iMsg == uMsgEndDialog)
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{
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EndDialog(hDlg, wParam);
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return TRUE;
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}
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// Process help message from Change Icon
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if (iMsg == uMsgHelp)
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{
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PostMessage(lpCV->lpOCV->hWndOwner, uMsgHelp, wParam, lParam);
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return FALSE;
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}
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switch (iMsg)
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{
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case WM_DESTROY:
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if (lpCV)
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{
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ConvertCleanup(hDlg, lpCV);
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StandardCleanup(lpCV, hDlg);
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}
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break;
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case WM_INITDIALOG:
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FConvertInit(hDlg, wParam, lParam);
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return TRUE;
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case WM_COMMAND:
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switch (wID)
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{
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case IDC_CV_ACTIVATELIST:
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case IDC_CV_CONVERTLIST:
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switch (wCode)
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{
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case LBN_SELCHANGE:
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// Change "Results" window to reflect current selection
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SetConvertResults(hDlg, lpCV);
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// Update the icon we display, if in display as icon mode
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if ((lpCV->dwFlags & CF_SELECTCONVERTTO) &&
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lpCV->dvAspect == DVASPECT_ICON && !lpCV->fCustomIcon)
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{
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UpdateClassIcon(hDlg, lpCV, hWndMsg);
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}
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break;
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case LBN_DBLCLK:
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SendCommand(hDlg, IDOK, BN_CLICKED, hWndMsg);
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break;
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}
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break;
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case IDC_CV_CONVERTTO:
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case IDC_CV_ACTIVATEAS:
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{
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HWND hList = lpCV->hListVisible;
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HWND hListInvisible = lpCV->hListInvisible;
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if (IDC_CV_CONVERTTO == wParam)
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{
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// User just click on the button again - it was
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// already selected.
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if (lpCV->dwFlags & CF_SELECTCONVERTTO)
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break;
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// If we're working with a linked object, don't
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// add the activate list - just the object's
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// class should appear in the listbox.
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SwapWindows(hDlg, hList, hListInvisible);
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lpCV->hListVisible = hListInvisible;
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lpCV->hListInvisible = hList;
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EnableWindow(lpCV->hListInvisible, FALSE);
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EnableWindow(lpCV->hListVisible, TRUE);
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// Update our flags.
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lpCV->dwFlags &= ~CF_SELECTACTIVATEAS;
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lpCV->dwFlags |= CF_SELECTCONVERTTO;
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}
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else
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{
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if (lpCV->dwFlags & CF_SELECTACTIVATEAS)
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break;
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SwapWindows(hDlg, hList, hListInvisible);
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lpCV->hListVisible = hListInvisible;
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lpCV->hListInvisible = hList;
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EnableWindow(lpCV->hListInvisible, FALSE);
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EnableWindow(lpCV->hListVisible, TRUE);
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// Update our flags.
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lpCV->dwFlags |= CF_SELECTACTIVATEAS;
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lpCV->dwFlags &= ~CF_SELECTCONVERTTO;
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}
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LRESULT lRetVal;
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if (lpCV->dwFlags & CF_SELECTCONVERTTO)
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lRetVal = SendMessage(lpCV->hListVisible, LB_SELECTSTRING, (WPARAM)-1, (LPARAM)lpCV->lpszConvertDefault);
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else
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lRetVal = SendMessage(lpCV->hListVisible, LB_SELECTSTRING, (WPARAM)-1, (LPARAM)lpCV->lpszActivateDefault);
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if (LB_ERR == lRetVal)
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{
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TCHAR szCurrentObject[40];
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GetDlgItemText(hDlg, IDC_CV_OBJECTTYPE, szCurrentObject, 40);
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SendMessage(lpCV->hListVisible, LB_SELECTSTRING, (WPARAM)-1, (LPARAM)szCurrentObject);
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}
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// Turn updates back on.
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SendMessage(hDlg, WM_SETREDRAW, TRUE, 0L);
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InvalidateRect(lpCV->hListVisible, NULL, TRUE);
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UpdateWindow(lpCV->hListVisible);
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if ((lpCV->dvAspect & DVASPECT_ICON) && (lpCV->dwFlags & CF_SELECTCONVERTTO))
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UpdateClassIcon(hDlg, lpCV, lpCV->hListVisible);
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// Hide the icon stuff when Activate is selected...show
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// it again when Convert is selected.
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BOOL fState = ((lpCV->dwFlags & CF_SELECTACTIVATEAS) ||
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(lpCV->dwFlags & CF_DISABLEDISPLAYASICON)) ?
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SW_HIDE : SW_SHOW;
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StandardShowDlgItem(hDlg, IDC_CV_DISPLAYASICON, fState);
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// Only display the icon if convert is selected AND
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// display as icon is checked.
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if ((SW_SHOW==fState) && (DVASPECT_ICON!=lpCV->dvAspect))
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fState = SW_HIDE;
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StandardShowDlgItem(hDlg, IDC_CV_CHANGEICON, fState);
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StandardShowDlgItem(hDlg, IDC_CV_ICONDISPLAY, fState);
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SetConvertResults(hDlg, lpCV);
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}
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break;
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case IDOK:
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{
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// Set output flags to current ones
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lpCV->lpOCV->dwFlags = lpCV->dwFlags;
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// Update the dvAspect and fObjectsIconChanged members
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// as appropriate.
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if (lpCV->dwFlags & CF_SELECTACTIVATEAS)
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{
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// DON'T update aspect if activate as was selected.
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lpCV->lpOCV->fObjectsIconChanged = FALSE;
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}
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else
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lpCV->lpOCV->dvAspect = lpCV->dvAspect;
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// Get the new clsid
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TCHAR szBuffer[256];
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LRESULT iCurSel = SendMessage(lpCV->hListVisible, LB_GETCURSEL, 0, 0);
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SendMessage(lpCV->hListVisible, LB_GETTEXT, iCurSel, (LPARAM)szBuffer);
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LPTSTR lpszCLSID = PointerToNthField(szBuffer, 2, '\t');
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#if defined(WIN32) && !defined(UNICODE)
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OLECHAR wszCLSID[OLEUI_CCHKEYMAX];
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ATOW(wszCLSID, lpszCLSID, OLEUI_CCHKEYMAX);
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CLSIDFromString(wszCLSID, (&(lpCV->lpOCV->clsidNew)));
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#else
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CLSIDFromString(lpszCLSID, (&(lpCV->lpOCV->clsidNew)));
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#endif
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// Free the hMetaPict we got in.
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OleUIMetafilePictIconFree(lpCV->lpOCV->hMetaPict);
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// Get the hMetaPict (if display as icon is checked)
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if (DVASPECT_ICON == lpCV->dvAspect)
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lpCV->lpOCV->hMetaPict = (HGLOBAL)SendDlgItemMessage(hDlg,
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IDC_CV_ICONDISPLAY, IBXM_IMAGEGET, 0, 0L);
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else
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lpCV->lpOCV->hMetaPict = (HGLOBAL)NULL;
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SendMessage(hDlg, uMsgEndDialog, OLEUI_OK, 0L);
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}
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break;
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case IDCANCEL:
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{
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HGLOBAL hMetaPict = (HGLOBAL)SendDlgItemMessage(hDlg,
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IDC_CV_ICONDISPLAY, IBXM_IMAGEGET, 0, 0L);
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OleUIMetafilePictIconFree(hMetaPict);
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SendMessage(hDlg, uMsgEndDialog, OLEUI_CANCEL, 0L);
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}
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break;
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case IDC_OLEUIHELP:
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PostMessage(lpCV->lpOCV->hWndOwner,
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uMsgHelp, (WPARAM)hDlg, MAKELPARAM(IDD_CONVERT, 0));
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break;
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case IDC_CV_DISPLAYASICON:
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{
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BOOL fCheck = IsDlgButtonChecked(hDlg, wID);
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if (fCheck)
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lpCV->dvAspect = DVASPECT_ICON;
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else
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lpCV->dvAspect = DVASPECT_CONTENT;
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if (fCheck && !lpCV->fCustomIcon)
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UpdateClassIcon(hDlg, lpCV, lpCV->hListVisible);
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// Show or hide the icon depending on the check state.
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int i = (fCheck) ? SW_SHOWNORMAL : SW_HIDE;
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StandardShowDlgItem(hDlg, IDC_CV_CHANGEICON, i);
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StandardShowDlgItem(hDlg, IDC_CV_ICONDISPLAY, i);
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SetConvertResults(hDlg, lpCV);
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}
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break;
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case IDC_CV_CHANGEICON:
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{
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// Initialize the structure for the hook.
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OLEUICHANGEICON ci; memset(&ci, 0, sizeof(ci));
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ci.hMetaPict = (HGLOBAL)SendDlgItemMessage(hDlg,
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IDC_CV_ICONDISPLAY, IBXM_IMAGEGET, 0, 0L);
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ci.cbStruct = sizeof(ci);
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ci.hWndOwner= hDlg;
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ci.dwFlags = CIF_SELECTCURRENT;
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// Only show help if we're showing it for this dialog.
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if (lpCV->dwFlags & CF_SHOWHELPBUTTON)
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ci.dwFlags |= CIF_SHOWHELP;
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int iSel = (INT)SendMessage(lpCV->hListVisible, LB_GETCURSEL, 0, 0);
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// Get whole string
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LPTSTR pszString = (LPTSTR)OleStdMalloc(
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OLEUI_CCHLABELMAX_SIZE + OLEUI_CCHCLSIDSTRING_SIZE);
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SendMessage(lpCV->hListVisible, LB_GETTEXT, iSel, (LPARAM)pszString);
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// Set pointer to CLSID (string)
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LPTSTR pszCLSID = PointerToNthField(pszString, 2, '\t');
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// Get the clsid to pass to change icon.
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#if defined(WIN32) && !defined(UNICODE)
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OLECHAR wszCLSID[OLEUI_CCHKEYMAX];
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ATOW(wszCLSID, pszCLSID, OLEUI_CCHKEYMAX);
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CLSIDFromString(wszCLSID, &(ci.clsid));
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#else
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CLSIDFromString(pszCLSID, &(ci.clsid));
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#endif
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OleStdFree(pszString);
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// Let the hook in to customize Change Icon if desired.
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uRet = UStandardHook(lpCV, hDlg, uMsgChangeIcon, 0, (LPARAM)&ci);
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if (0 == uRet)
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uRet= (OLEUI_OK == OleUIChangeIcon(&ci));
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// Update the display if necessary.
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if (0 != uRet)
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{
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SendDlgItemMessage(hDlg, IDC_CV_ICONDISPLAY, IBXM_IMAGESET, 0,
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(LPARAM)ci.hMetaPict);
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// Update our custom/default flag
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if (ci.dwFlags & CIF_SELECTDEFAULT)
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lpCV->fCustomIcon = FALSE; // we're in default mode (icon changes on each LB selchange)
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else if (ci.dwFlags & CIF_SELECTFROMFILE)
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lpCV->fCustomIcon = TRUE; // we're in custom mode (icon doesn't change)
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// no change in fCustomIcon if user selected current
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lpCV->lpOCV->fObjectsIconChanged = TRUE;
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}
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}
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break;
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}
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break;
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}
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|
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return FALSE;
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}
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|
|
/*
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|
* FConvertInit
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|
*
|
|
* Purpose:
|
|
* WM_INITIDIALOG handler for the Convert dialog box.
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|
*
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|
* Parameters:
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* hDlg HWND of the dialog
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* wParam WPARAM of the message
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* lParam LPARAM of the message
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*
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* Return Value:
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* BOOL Value to return for WM_INITDIALOG.
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*/
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BOOL FConvertInit(HWND hDlg, WPARAM wParam, LPARAM lParam)
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|
{
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// Copy the structure at lParam into our instance memory.
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HFONT hFont; // non-bold version of dialog's font
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LPCONVERT lpCV = (LPCONVERT)LpvStandardInit(hDlg, sizeof(CONVERT), &hFont);
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// PvStandardInit send a termination to us already.
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if (NULL == lpCV)
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return FALSE;
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LPOLEUICONVERT lpOCV = (LPOLEUICONVERT)lParam;
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lpCV->lpOCV = lpOCV;
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lpCV->nIDD = IDD_CONVERT;
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lpCV->fCustomIcon = FALSE;
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// Copy other information from lpOCV that we might modify.
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lpCV->dwFlags = lpOCV->dwFlags;
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lpCV->clsid = lpOCV->clsid;
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lpCV->dvAspect = lpOCV->dvAspect;
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lpCV->hListVisible = GetDlgItem(hDlg, IDC_CV_ACTIVATELIST);
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lpCV->hListInvisible = GetDlgItem(hDlg, IDC_CV_CONVERTLIST);
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OleDbgAssert(lpCV->hListInvisible != NULL);
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lpCV->lpszCurrentObject = lpOCV->lpszUserType;
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lpOCV->clsidNew = CLSID_NULL;
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lpOCV->fObjectsIconChanged = FALSE;
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|
|
|
lpCV->lpszConvertDefault = (LPTSTR)OleStdMalloc(OLEUI_CCHLABELMAX_SIZE);
|
|
lpCV->lpszActivateDefault = (LPTSTR)OleStdMalloc(OLEUI_CCHLABELMAX_SIZE);
|
|
lpCV->lpszIconSource = (LPTSTR)OleStdMalloc(MAX_PATH_SIZE);
|
|
|
|
if ((lpCV->lpszConvertDefault == NULL) ||
|
|
(lpCV->lpszActivateDefault == NULL) ||
|
|
(lpCV->lpszIconSource == NULL))
|
|
{
|
|
if (lpCV->lpszConvertDefault != NULL)
|
|
OleStdFree (lpCV->lpszConvertDefault);
|
|
if (lpCV->lpszActivateDefault != NULL)
|
|
OleStdFree (lpCV->lpszActivateDefault);
|
|
if (lpCV->lpszIconSource != NULL)
|
|
OleStdFree (lpCV->lpszIconSource);
|
|
|
|
// Gonna kill the window...
|
|
PostMessage(hDlg, uMsgEndDialog, OLEUI_ERR_GLOBALMEMALLOC, 0L);
|
|
return FALSE;
|
|
}
|
|
|
|
// If we got a font, send it to the necessary controls.
|
|
if (NULL != hFont)
|
|
{
|
|
SendDlgItemMessage(hDlg, IDC_CV_OBJECTTYPE, WM_SETFONT, (WPARAM)hFont, 0L);
|
|
SendDlgItemMessage(hDlg, IDC_CV_RESULTTEXT, WM_SETFONT, (WPARAM)hFont, 0L);
|
|
}
|
|
|
|
// Hide the help button if necessary
|
|
if (!(lpCV->dwFlags & CF_SHOWHELPBUTTON))
|
|
StandardShowDlgItem(hDlg, IDC_OLEUIHELP, SW_HIDE);
|
|
|
|
// Show or hide the Change icon button
|
|
if (lpCV->dwFlags & CF_HIDECHANGEICON)
|
|
DestroyWindow(GetDlgItem(hDlg, IDC_CV_CHANGEICON));
|
|
|
|
// Fill the Object Type listbox with entries from the reg DB.
|
|
UINT nRet = FillClassList(lpOCV->clsid, lpCV->hListVisible,
|
|
lpCV->hListInvisible, &(lpCV->lpszCurrentObject),
|
|
lpOCV->fIsLinkedObject, lpOCV->wFormat,
|
|
lpOCV->cClsidExclude, lpOCV->lpClsidExclude,
|
|
!(lpCV->dwFlags & CF_CONVERTONLY));
|
|
|
|
if (nRet == -1)
|
|
{
|
|
// bring down dialog if error when filling list box
|
|
PostMessage(hDlg, uMsgEndDialog, OLEUI_ERR_LOADSTRING, 0L);
|
|
}
|
|
|
|
// Set the name of the current object.
|
|
SetDlgItemText(hDlg, IDC_CV_OBJECTTYPE, lpCV->lpszCurrentObject);
|
|
|
|
// Disable the "Activate As" button if the Activate list doesn't
|
|
// have any objects in it.
|
|
int cItemsActivate = (INT)SendMessage(lpCV->hListVisible, LB_GETCOUNT, 0, 0L);
|
|
if (1 >= cItemsActivate || (lpCV->dwFlags & CF_DISABLEACTIVATEAS))
|
|
StandardEnableDlgItem(hDlg, IDC_CV_ACTIVATEAS, FALSE);
|
|
|
|
// Set the tab width in the list to push all the tabs off the side.
|
|
RECT rect;
|
|
if (lpCV->hListVisible != NULL)
|
|
GetClientRect(lpCV->hListVisible, &rect);
|
|
else
|
|
GetClientRect(lpCV->hListInvisible, &rect);
|
|
DWORD dw = GetDialogBaseUnits();
|
|
rect.right = (8*rect.right)/LOWORD(dw); //Convert pixels to 2x dlg units.
|
|
if (lpCV->hListVisible != NULL)
|
|
SendMessage(lpCV->hListVisible, LB_SETTABSTOPS, 1, (LPARAM)(LPINT)(&rect.right));
|
|
SendMessage(lpCV->hListInvisible, LB_SETTABSTOPS, 1, (LPARAM)(LPINT)(&rect.right));
|
|
|
|
// Make sure that either "Convert To" or "Activate As" is selected
|
|
// and initialize listbox contents and selection accordingly
|
|
if (lpCV->dwFlags & CF_SELECTACTIVATEAS)
|
|
{
|
|
// Don't need to adjust listbox here because FillClassList
|
|
// initializes to the "Activate As" state.
|
|
CheckRadioButton(hDlg, IDC_CV_CONVERTTO, IDC_CV_ACTIVATEAS, IDC_CV_ACTIVATEAS);
|
|
|
|
// Hide the icon stuff when Activate is selected...it gets shown
|
|
// again when Convert is selected.
|
|
StandardShowDlgItem(hDlg, IDC_CV_DISPLAYASICON, SW_HIDE);
|
|
StandardShowDlgItem(hDlg, IDC_CV_CHANGEICON, SW_HIDE);
|
|
StandardShowDlgItem(hDlg, IDC_CV_ICONDISPLAY, SW_HIDE);
|
|
}
|
|
else
|
|
{
|
|
// Default case. If user hasn't selected either flag, we will
|
|
// come here anyway.
|
|
// swap listboxes.
|
|
|
|
HWND hWndTemp = lpCV->hListVisible;
|
|
|
|
if (lpCV->dwFlags & CF_DISABLEDISPLAYASICON)
|
|
{
|
|
StandardShowDlgItem(hDlg, IDC_CV_DISPLAYASICON, SW_HIDE);
|
|
StandardShowDlgItem(hDlg, IDC_CV_CHANGEICON, SW_HIDE);
|
|
StandardShowDlgItem(hDlg, IDC_CV_ICONDISPLAY, SW_HIDE);
|
|
}
|
|
|
|
lpCV->dwFlags |= CF_SELECTCONVERTTO; // Make sure flag is set
|
|
if (!(lpCV->dwFlags & CF_CONVERTONLY))
|
|
CheckRadioButton(hDlg, IDC_CV_CONVERTTO, IDC_CV_ACTIVATEAS, IDC_CV_CONVERTTO);
|
|
|
|
SwapWindows(hDlg, lpCV->hListVisible, lpCV->hListInvisible);
|
|
|
|
lpCV->hListVisible = lpCV->hListInvisible;
|
|
lpCV->hListInvisible = hWndTemp;
|
|
|
|
if (lpCV->hListInvisible)
|
|
EnableWindow(lpCV->hListInvisible, FALSE);
|
|
EnableWindow(lpCV->hListVisible, TRUE);
|
|
}
|
|
|
|
// Initialize Default strings.
|
|
|
|
// Default convert string is easy...just user the user type name from
|
|
// the clsid we got, or the current object
|
|
if ((lpCV->dwFlags & CF_SETCONVERTDEFAULT)
|
|
&& (IsValidClassID(lpCV->lpOCV->clsidConvertDefault)))
|
|
{
|
|
LPOLESTR lpszTemp = NULL;
|
|
if (OleRegGetUserType(lpCV->lpOCV->clsidConvertDefault, USERCLASSTYPE_FULL,
|
|
&lpszTemp) == NOERROR)
|
|
{
|
|
#if defined(WIN32) && !defined(UNICODE)
|
|
WTOA(lpCV->lpszConvertDefault, lpszTemp, OLEUI_CCHLABELMAX);
|
|
#else
|
|
lstrcpyn(lpCV->lpszConvertDefault, lpszTemp, OLEUI_CCHLABELMAX);
|
|
#endif
|
|
OleStdFree(lpszTemp);
|
|
}
|
|
else
|
|
{
|
|
lstrcpy(lpCV->lpszConvertDefault, lpCV->lpszCurrentObject);
|
|
}
|
|
}
|
|
else
|
|
lstrcpy(lpCV->lpszConvertDefault,
|
|
(lpCV->lpszCurrentObject ? lpCV->lpszCurrentObject : TEXT("")));
|
|
|
|
|
|
// Default activate is a bit trickier. We want to use the user type
|
|
// name if from the clsid we got (assuming we got one), or the current
|
|
// object if it fails or we didn't get a clsid. But...if there's a
|
|
// Treat As entry in the reg db, then we use that instead. So... the
|
|
// logic boils down to this:
|
|
//
|
|
// if ("Treat As" in reg db)
|
|
// use it;
|
|
// else
|
|
// if (CF_SETACTIVATEDEFAULT)
|
|
// use it;
|
|
// else
|
|
// use current object;
|
|
|
|
HKEY hKey;
|
|
LONG lRet = RegOpenKey(HKEY_CLASSES_ROOT, TEXT("CLSID"), &hKey);
|
|
LPARAM lpRet;
|
|
|
|
if (lRet != ERROR_SUCCESS)
|
|
goto CheckInputFlag;
|
|
|
|
LPOLESTR lpszCLSID;
|
|
StringFromCLSID(lpCV->lpOCV->clsid, &lpszCLSID);
|
|
TCHAR szKey[OLEUI_CCHKEYMAX];
|
|
#if defined(WIN32) && !defined(UNICODE)
|
|
WTOA(szKey, lpszCLSID, OLEUI_CCHKEYMAX);
|
|
#else
|
|
lstrcpy(szKey, lpszCLSID);
|
|
#endif
|
|
lstrcat(szKey, TEXT("\\TreatAs"));
|
|
OleStdFree(lpszCLSID);
|
|
|
|
TCHAR szValue[OLEUI_CCHKEYMAX];
|
|
dw = OLEUI_CCHKEYMAX_SIZE;
|
|
lRet = RegQueryValue(hKey, szKey, szValue, (LONG*)&dw);
|
|
|
|
CLSID clsid;
|
|
if (lRet != ERROR_SUCCESS)
|
|
{
|
|
RegCloseKey(hKey);
|
|
goto CheckInputFlag;
|
|
}
|
|
else
|
|
{
|
|
#if defined(WIN32) && !defined(UNICODE)
|
|
OLECHAR wszValue[OLEUI_CCHKEYMAX];
|
|
ATOW(wszValue,szValue,OLEUI_CCHKEYMAX);
|
|
CLSIDFromString(wszValue, &clsid);
|
|
#else
|
|
CLSIDFromString(szValue, &clsid);
|
|
#endif
|
|
LPOLESTR lpszTemp = NULL;
|
|
if (OleRegGetUserType(clsid, USERCLASSTYPE_FULL, &lpszTemp) == NOERROR)
|
|
{
|
|
if (lpCV->lpszActivateDefault)
|
|
{
|
|
#if defined(WIN32) && !defined(UNICODE)
|
|
WTOA(lpCV->lpszActivateDefault, lpszTemp, OLEUI_CCHLABELMAX);
|
|
#else
|
|
lstrcpyn(lpCV->lpszActivateDefault, lpszTemp, OLEUI_CCHLABELMAX);
|
|
#endif
|
|
}
|
|
OleStdFree(lpszTemp);
|
|
}
|
|
else
|
|
{
|
|
RegCloseKey(hKey);
|
|
goto CheckInputFlag;
|
|
}
|
|
}
|
|
RegCloseKey(hKey);
|
|
goto SelectStringInListbox;
|
|
|
|
CheckInputFlag:
|
|
if ((lpCV->dwFlags & CF_SETACTIVATEDEFAULT)
|
|
&& (IsValidClassID(lpCV->lpOCV->clsidActivateDefault)))
|
|
{
|
|
LPOLESTR lpszTemp = NULL;
|
|
if (OleRegGetUserType(lpCV->lpOCV->clsidActivateDefault, USERCLASSTYPE_FULL,
|
|
&lpszTemp) == NOERROR)
|
|
{
|
|
#if defined(WIN32) && !defined(UNICODE)
|
|
WTOA(lpCV->lpszActivateDefault, lpszTemp, OLEUI_CCHLABELMAX);
|
|
#else
|
|
lstrcpyn(lpCV->lpszActivateDefault, lpszTemp, OLEUI_CCHLABELMAX);
|
|
#endif
|
|
OleStdFree(lpszTemp);
|
|
}
|
|
else
|
|
{
|
|
lstrcpy(lpCV->lpszActivateDefault, lpCV->lpszCurrentObject);
|
|
}
|
|
}
|
|
else
|
|
if ((lpCV->lpszActivateDefault) && (lpCV->lpszCurrentObject))
|
|
lstrcpy((lpCV->lpszActivateDefault), lpCV->lpszCurrentObject);
|
|
|
|
|
|
|
|
SelectStringInListbox:
|
|
if (lpCV->dwFlags & CF_SELECTCONVERTTO)
|
|
lpRet = SendMessage(lpCV->hListVisible, LB_SELECTSTRING, (WPARAM)-1, (LPARAM)lpCV->lpszConvertDefault);
|
|
else
|
|
lpRet = SendMessage(lpCV->hListVisible, LB_SELECTSTRING, (WPARAM)-1, (LPARAM)lpCV->lpszActivateDefault);
|
|
|
|
if (LB_ERR == lpRet)
|
|
SendMessage(lpCV->hListVisible, LB_SETCURSEL, (WPARAM)0, 0L);
|
|
|
|
if ((HGLOBAL)NULL != lpOCV->hMetaPict)
|
|
{
|
|
HGLOBAL hMetaPict = OleDuplicateData(lpOCV->hMetaPict, CF_METAFILEPICT, NULL);
|
|
SendDlgItemMessage(hDlg, IDC_CV_ICONDISPLAY, IBXM_IMAGESET,
|
|
0, (LPARAM)hMetaPict);
|
|
lpCV->fCustomIcon = TRUE;
|
|
}
|
|
else
|
|
{
|
|
UpdateClassIcon(hDlg, lpCV, lpCV->hListVisible);
|
|
}
|
|
|
|
// Initialize icon stuff
|
|
if (DVASPECT_ICON == lpCV->dvAspect )
|
|
{
|
|
SendDlgItemMessage(hDlg, IDC_CV_DISPLAYASICON, BM_SETCHECK, TRUE, 0L);
|
|
}
|
|
else
|
|
{
|
|
// Hide & disable icon stuff
|
|
StandardShowDlgItem(hDlg, IDC_CV_CHANGEICON, SW_HIDE);
|
|
StandardShowDlgItem(hDlg, IDC_CV_ICONDISPLAY, SW_HIDE);
|
|
}
|
|
|
|
// Call the hook with lCustData in lParam
|
|
UStandardHook((LPVOID)lpCV, hDlg, WM_INITDIALOG, wParam, lpOCV->lCustData);
|
|
|
|
// Update results window
|
|
SetConvertResults(hDlg, lpCV);
|
|
|
|
// Update caption if lpszCaption was specified
|
|
if (lpCV->lpOCV->lpszCaption && !IsBadReadPtr(lpCV->lpOCV->lpszCaption, 1))
|
|
{
|
|
SetWindowText(hDlg, lpCV->lpOCV->lpszCaption);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* FillClassList
|
|
*
|
|
* Purpose:
|
|
* Enumerates available OLE object classes from the registration
|
|
* database that we can convert or activate the specified clsid from.
|
|
*
|
|
* Note that this function removes any prior contents of the listbox.
|
|
*
|
|
* Parameters:
|
|
* clsid Class ID for class to find convert classes for
|
|
* hList HWND to the listbox to fill.
|
|
* hListActivate HWND to invisible listbox that stores "activate as" list.
|
|
* lpszClassName LPSTR to put the (hr) class name of the clsid; we
|
|
* do it here since we've already got the reg db open.
|
|
* fIsLinkedObject BOOL is the original object a linked object
|
|
* wFormat WORD specifying the format of the original class.
|
|
* cClsidExclude UINT number of entries in exclude list
|
|
* lpClsidExclude LPCLSID array classes to exclude for list
|
|
*
|
|
* Return Value:
|
|
* UINT Number of strings added to the listbox, -1 on failure.
|
|
*/
|
|
UINT FillClassList(CLSID clsid, HWND hListActivate, HWND hListConvert,
|
|
LPTSTR FAR *lplpszCurrentClass, BOOL fIsLinkedObject,
|
|
WORD wFormat, UINT cClsidExclude, LPCLSID lpClsidExclude, BOOL bAddSameClass)
|
|
{
|
|
// Clean out the existing strings.
|
|
if (hListActivate)
|
|
SendMessage(hListActivate, LB_RESETCONTENT, 0, 0L);
|
|
|
|
OleDbgAssert(hListConvert != NULL);
|
|
SendMessage(hListConvert, LB_RESETCONTENT, 0, 0L);
|
|
|
|
// Open up the root key.
|
|
HKEY hKey;
|
|
LONG lRet = RegOpenKey(HKEY_CLASSES_ROOT, TEXT("CLSID"), &hKey);
|
|
LPARAM lpRet;
|
|
|
|
if (ERROR_SUCCESS != lRet)
|
|
return (UINT)-1;
|
|
|
|
if (NULL == *lplpszCurrentClass)
|
|
{
|
|
#if defined(WIN32) && !defined(UNICODE)
|
|
LPOLESTR wszCurrentClass;
|
|
if (OleRegGetUserType(clsid, USERCLASSTYPE_FULL, &wszCurrentClass) != NOERROR)
|
|
#else
|
|
if (OleRegGetUserType(clsid, USERCLASSTYPE_FULL, lplpszCurrentClass) != NOERROR)
|
|
#endif
|
|
{
|
|
*lplpszCurrentClass = OleStdLoadString(_g_hOleStdResInst, IDS_PSUNKNOWNTYPE);
|
|
if (*lplpszCurrentClass == NULL)
|
|
{
|
|
RegCloseKey(hKey);
|
|
return (UINT)-1;
|
|
}
|
|
}
|
|
#if defined(WIN32) && !defined(UNICODE)
|
|
else
|
|
{
|
|
UINT uLen = WTOALEN(wszCurrentClass);
|
|
*lplpszCurrentClass = (LPTSTR)OleStdMalloc(uLen);
|
|
if (NULL == *lplpszCurrentClass)
|
|
{
|
|
RegCloseKey(hKey);
|
|
OleStdFree(wszCurrentClass);
|
|
return (UINT)-1;
|
|
}
|
|
WTOA(*lplpszCurrentClass, wszCurrentClass, uLen);
|
|
OleStdFree(wszCurrentClass);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
// Get the class name of the original class.
|
|
LPTSTR lpszCLSID;
|
|
#if defined(WIN32) && !defined(UNICODE)
|
|
// This code does not report allocation errors because neither did
|
|
// the original code before I extended it to support 32-bit ANSI builds.
|
|
// (NOTE that the result of StringFromCLSID is never checked against
|
|
// NULL after the #else case below, which contains the original code.)
|
|
// In any event, if OleStdMalloc returns NULL, then the string will
|
|
// simply be lost. Technically an error, but not a fatal one.
|
|
LPOLESTR wszCLSID;
|
|
StringFromCLSID(clsid, &wszCLSID);
|
|
lpszCLSID = NULL;
|
|
if (NULL != wszCLSID)
|
|
{
|
|
UINT uLen = WTOALEN(wszCLSID);
|
|
lpszCLSID = (LPTSTR) OleStdMalloc(uLen);
|
|
if (NULL != lpszCLSID)
|
|
{
|
|
WTOA(lpszCLSID, wszCLSID, uLen);
|
|
}
|
|
OleStdFree(wszCLSID);
|
|
}
|
|
#else
|
|
StringFromCLSID(clsid, &lpszCLSID);
|
|
#endif
|
|
// Here, we step through the entire registration db looking for
|
|
// class that can read or write the original class' format. We
|
|
// maintain two lists - an activate list and a convert list. The
|
|
// activate list is a subset of the convert list - activate == read/write
|
|
// and convert == read. We swap the listboxes as needed with
|
|
// SwapWindows, and keep track of which is which in the lpCV structure.
|
|
|
|
// Every item has the following format:
|
|
//
|
|
// Class Name\tclsid\0
|
|
|
|
UINT cStrings = 0;
|
|
TCHAR szClass[OLEUI_CCHKEYMAX];
|
|
lRet = RegEnumKey(hKey, cStrings++, szClass, sizeof(szClass) / sizeof(TCHAR));
|
|
|
|
TCHAR szFormatKey[OLEUI_CCHKEYMAX];
|
|
TCHAR szFormat[OLEUI_CCHKEYMAX];
|
|
TCHAR szHRClassName[OLEUI_CCHKEYMAX];
|
|
CLSID clsidForList;
|
|
|
|
while (ERROR_SUCCESS == lRet)
|
|
{
|
|
UINT j;
|
|
BOOL fExclude = FALSE;
|
|
|
|
//Check if this CLSID is in the exclusion list.
|
|
#if defined(WIN32) && !defined(UNICODE)
|
|
OLECHAR wszClass[OLEUI_CCHKEYMAX];
|
|
ATOW(wszClass, szClass, OLEUI_CCHKEYMAX);
|
|
HRESULT hr = CLSIDFromString(wszClass, &clsidForList);
|
|
#else
|
|
HRESULT hr = CLSIDFromString(szClass, &clsidForList);
|
|
#endif
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
for (j = 0; j < cClsidExclude; j++)
|
|
{
|
|
if (IsEqualCLSID(clsidForList, lpClsidExclude[j]))
|
|
{
|
|
fExclude=TRUE;
|
|
break;
|
|
}
|
|
}
|
|
if (fExclude)
|
|
goto Next; // don't add this class to list
|
|
}
|
|
|
|
// Check for a \Conversion\Readwritable\Main - if its
|
|
// readwriteable, then the class can be added to the ActivateAs
|
|
// list.
|
|
// NOTE: the presence of this key should NOT automatically be
|
|
// used to add the class to the CONVERT list.
|
|
|
|
lstrcpy(szFormatKey, szClass);
|
|
lstrcat(szFormatKey, TEXT("\\Conversion\\Readwritable\\Main"));
|
|
|
|
DWORD dw; dw = OLEUI_CCHKEYMAX_SIZE;
|
|
lRet = RegQueryValue(hKey, szFormatKey, szFormat, (LONG*)&dw);
|
|
|
|
if (ERROR_SUCCESS == lRet && FormatIncluded(szFormat, wFormat))
|
|
{
|
|
// Here, we've got a list of formats that this class can read
|
|
// and write. We need to see if the original class' format is
|
|
// in this list. We do that by looking for wFormat in
|
|
// szFormat - if it in there, then we add this class to the
|
|
// ACTIVATEAS list only. we do NOT automatically add it to the
|
|
// CONVERT list. Readable and Readwritable format lists should
|
|
// be handled separately.
|
|
|
|
dw=OLEUI_CCHKEYMAX_SIZE;
|
|
lRet=RegQueryValue(hKey, szClass, szHRClassName, (LONG*)&dw);
|
|
|
|
if (ERROR_SUCCESS == lRet && hListActivate != NULL)
|
|
{
|
|
// only add if not already in list
|
|
lstrcat(szHRClassName, TEXT("\t"));
|
|
if (LB_ERR == SendMessage(hListActivate, LB_FINDSTRING, 0, (LPARAM)szHRClassName))
|
|
{
|
|
lstrcat(szHRClassName, szClass);
|
|
SendMessage(hListActivate, LB_ADDSTRING, 0, (LPARAM)szHRClassName);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Here we'll check to see if the original class' format is in the
|
|
// readable list. if so, we will add the class to the CONVERTLIST
|
|
|
|
// We've got a special case for a linked object here.
|
|
// If an object is linked, then the only class that
|
|
// should appear in the convert list is the object's
|
|
// class. So, here we check to see if the object is
|
|
// linked. If it is, then we compare the classes. If
|
|
// they aren't the same, then we just go to the next key.
|
|
|
|
if (!fIsLinkedObject || lstrcmp(lpszCLSID, szClass) == 0)
|
|
{
|
|
//Check for a \Conversion\Readable\Main entry
|
|
lstrcpy(szFormatKey, szClass);
|
|
lstrcat(szFormatKey, TEXT("\\Conversion\\Readable\\Main"));
|
|
|
|
// Check to see if this class can read the original class
|
|
// format. If it can, add the string to the listbox as
|
|
// CONVERT_LIST.
|
|
|
|
dw = OLEUI_CCHKEYMAX_SIZE;
|
|
lRet = RegQueryValue(hKey, szFormatKey, szFormat, (LONG*)&dw);
|
|
|
|
if (ERROR_SUCCESS == lRet && FormatIncluded(szFormat, wFormat))
|
|
{
|
|
dw = OLEUI_CCHKEYMAX_SIZE;
|
|
lRet = RegQueryValue(hKey, szClass, szHRClassName, (LONG*)&dw);
|
|
|
|
if (ERROR_SUCCESS == lRet)
|
|
{
|
|
// only add if not already in list
|
|
lstrcat(szHRClassName, TEXT("\t"));
|
|
if (LB_ERR == SendMessage(hListConvert, LB_FINDSTRING, 0, (LPARAM)szHRClassName))
|
|
{
|
|
lstrcat(szHRClassName, szClass);
|
|
SendMessage(hListConvert, LB_ADDSTRING, 0, (LPARAM)szHRClassName);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
Next:
|
|
//Continue with the next key.
|
|
lRet = RegEnumKey(hKey, cStrings++, szClass, sizeof(szClass) / sizeof(TCHAR));
|
|
|
|
} // end while
|
|
|
|
// If the original class isn't already in the list, add it.
|
|
if (bAddSameClass)
|
|
{
|
|
lstrcpy(szHRClassName, *lplpszCurrentClass);
|
|
lstrcat(szHRClassName, TEXT("\t"));
|
|
lstrcat(szHRClassName, lpszCLSID);
|
|
|
|
if (hListActivate != NULL)
|
|
{
|
|
// only add it if it's not there already.
|
|
lpRet = SendMessage(hListActivate, LB_FINDSTRING, (WPARAM)-1, (LPARAM)szHRClassName);
|
|
if (LB_ERR == lpRet)
|
|
SendMessage(hListActivate, LB_ADDSTRING, 0, (LPARAM)szHRClassName);
|
|
}
|
|
|
|
// only add it if it's not there already.
|
|
lpRet = SendMessage(hListConvert, LB_FINDSTRING, (WPARAM)-1, (LPARAM)szHRClassName);
|
|
if (LB_ERR == lpRet)
|
|
SendMessage(hListConvert, LB_ADDSTRING, 0, (LPARAM)szHRClassName);
|
|
}
|
|
|
|
// Free the string we got from StringFromCLSID.
|
|
OleStdFree(lpszCLSID);
|
|
RegCloseKey(hKey);
|
|
|
|
return cStrings; // return # of strings added
|
|
}
|
|
|
|
/*
|
|
* OleUICanConvertOrActivateAs
|
|
*
|
|
* Purpose:
|
|
* Determine if there is any OLE object class from the registration
|
|
* database that we can convert or activate the specified clsid from.
|
|
*
|
|
* Parameters:
|
|
* rClsid REFCLSID Class ID for class to find convert classes for
|
|
* fIsLinkedObject BOOL is the original object a linked object
|
|
* wFormat WORD specifying the format of the original class.
|
|
*
|
|
* Return Value:
|
|
* BOOL TRUE if Convert command should be enabled, else FALSE
|
|
*/
|
|
STDAPI_(BOOL) OleUICanConvertOrActivateAs(
|
|
REFCLSID rClsid, BOOL fIsLinkedObject, WORD wFormat)
|
|
{
|
|
// Open up the root key.
|
|
HKEY hKey;
|
|
HRESULT hr;
|
|
LONG lRet = RegOpenKey(HKEY_CLASSES_ROOT, TEXT("CLSID"), &hKey);
|
|
|
|
if (ERROR_SUCCESS != lRet)
|
|
return FALSE;
|
|
|
|
// Get the class name of the original class.
|
|
LPTSTR lpszCLSID = NULL;
|
|
#if defined(WIN32) && !defined(UNICODE)
|
|
// This code does not report allocation errors because neither did
|
|
// the original code before I extended it to support 32-bit ANSI builds.
|
|
// In any event, if OleStdMalloc returns NULL, then the string will
|
|
// simply be lost. Technically an error, but not a fatal one.
|
|
// Since this routine has no way to report errors anyway (a design flaw
|
|
// IMHO) I consider this to be marginally acceptable.
|
|
LPOLESTR wszCLSID;
|
|
StringFromCLSID(rClsid, &wszCLSID);
|
|
lpszCLSID = NULL;
|
|
if (NULL != wszCLSID)
|
|
{
|
|
UINT uLen = WTOALEN(wszCLSID);
|
|
lpszCLSID = (LPTSTR) OleStdMalloc(uLen);
|
|
if (NULL != lpszCLSID)
|
|
{
|
|
WTOA(lpszCLSID, wszCLSID, uLen);
|
|
}
|
|
OleStdFree(wszCLSID);
|
|
}
|
|
#else
|
|
hr = StringFromCLSID(rClsid, &lpszCLSID);
|
|
#endif
|
|
if (FAILED(hr) || lpszCLSID == NULL) //out of memory, most likely
|
|
return FALSE;
|
|
|
|
// Here, we step through the entire registration db looking for
|
|
// class that can read or write the original class' format.
|
|
// This loop stops if a single class is found.
|
|
|
|
UINT cStrings = 0;
|
|
TCHAR szClass[OLEUI_CCHKEYMAX];
|
|
lRet = RegEnumKey(hKey, cStrings++, szClass, sizeof(szClass) / sizeof(TCHAR));
|
|
|
|
TCHAR szFormatKey[OLEUI_CCHKEYMAX];
|
|
TCHAR szFormat[OLEUI_CCHKEYMAX];
|
|
TCHAR szHRClassName[OLEUI_CCHKEYMAX];
|
|
BOOL fEnableConvert = FALSE;
|
|
|
|
while (ERROR_SUCCESS == lRet)
|
|
{
|
|
if (lstrcmp(lpszCLSID, szClass) == 0)
|
|
goto next; // we don't want to consider the source class
|
|
|
|
// Check for a \Conversion\ReadWriteable\Main entry first - if its
|
|
// readwriteable, then we don't need to bother checking to see if
|
|
// its readable.
|
|
|
|
lstrcpy(szFormatKey, szClass);
|
|
lstrcat(szFormatKey, TEXT("\\Conversion\\Readwritable\\Main"));
|
|
DWORD dw; dw = OLEUI_CCHKEYMAX_SIZE;
|
|
lRet = RegQueryValue(hKey, szFormatKey, szFormat, (LONG*)&dw);
|
|
|
|
if (ERROR_SUCCESS != lRet)
|
|
{
|
|
// Try \\DataFormats\DefaultFile too
|
|
lstrcpy(szFormatKey, szClass);
|
|
lstrcat(szFormatKey, TEXT("\\DataFormats\\DefaultFile"));
|
|
dw = OLEUI_CCHKEYMAX_SIZE;
|
|
lRet = RegQueryValue(hKey, szFormatKey, szFormat, (LONG*)&dw);
|
|
}
|
|
|
|
if (ERROR_SUCCESS == lRet && FormatIncluded(szFormat, wFormat))
|
|
{
|
|
// Here, we've got a list of formats that this class can read
|
|
// and write. We need to see if the original class' format is
|
|
// in this list. We do that by looking for wFormat in
|
|
// szFormat - if it in there, then we add this class to the
|
|
// both lists and continue. If not, then we look at the
|
|
// class' readable formats.
|
|
|
|
dw = OLEUI_CCHKEYMAX_SIZE;
|
|
lRet = RegQueryValue(hKey, szClass, szHRClassName, (LONG*)&dw);
|
|
if (ERROR_SUCCESS == lRet)
|
|
{
|
|
fEnableConvert = TRUE;
|
|
break; // STOP -- found one!
|
|
}
|
|
}
|
|
|
|
// We either didn't find the readwritable key, or the
|
|
// list of readwritable formats didn't include the
|
|
// original class format. So, here we'll check to
|
|
// see if its in the readable list.
|
|
|
|
// We've got a special case for a linked object here.
|
|
// If an object is linked, then the only class that
|
|
// should appear in the convert list is the object's
|
|
// class. So, here we check to see if the object is
|
|
// linked. If it is, then we compare the classes. If
|
|
// they aren't the same, then we just go to the next key.
|
|
|
|
else if (!fIsLinkedObject || lstrcmp(lpszCLSID, szClass) == 0)
|
|
{
|
|
// Check for a \Conversion\Readable\Main entry
|
|
lstrcpy(szFormatKey, szClass);
|
|
lstrcat(szFormatKey, TEXT("\\Conversion\\Readable\\Main"));
|
|
|
|
// Check to see if this class can read the original class format.
|
|
dw = OLEUI_CCHKEYMAX_SIZE;
|
|
lRet = RegQueryValue(hKey, szFormatKey, szFormat, (LONG*)&dw);
|
|
|
|
if (ERROR_SUCCESS == lRet && FormatIncluded(szFormat, wFormat))
|
|
{
|
|
dw = OLEUI_CCHKEYMAX_SIZE;
|
|
lRet = RegQueryValue(hKey, szClass, szHRClassName, (LONG*)&dw);
|
|
if (ERROR_SUCCESS == lRet)
|
|
{
|
|
fEnableConvert = TRUE;
|
|
break; // STOP -- found one!
|
|
}
|
|
}
|
|
}
|
|
next:
|
|
// Continue with the next key.
|
|
lRet = RegEnumKey(hKey, cStrings++, szClass, sizeof(szClass) / sizeof(TCHAR));
|
|
}
|
|
|
|
// Free the string we got from StringFromCLSID.
|
|
OleStdFree(lpszCLSID);
|
|
RegCloseKey(hKey);
|
|
|
|
return fEnableConvert;
|
|
}
|
|
|
|
/*
|
|
* FormatIncluded
|
|
*
|
|
* Purpose:
|
|
* Parses the string for format from the word.
|
|
*
|
|
* Parameters:
|
|
* szStringToSearch String to parse
|
|
* wFormat format to find
|
|
*
|
|
* Return Value:
|
|
* BOOL TRUE if format is found in string,
|
|
* FALSE otherwise.
|
|
*/
|
|
BOOL FormatIncluded(LPTSTR szStringToSearch, WORD wFormat)
|
|
{
|
|
TCHAR szFormat[255];
|
|
if (wFormat < 0xC000)
|
|
wsprintf(szFormat, TEXT("%d"), wFormat);
|
|
else
|
|
GetClipboardFormatName(wFormat, szFormat, 255);
|
|
|
|
LPTSTR lpToken = szStringToSearch;
|
|
while (lpToken != NULL)
|
|
{
|
|
LPTSTR lpTokenNext = FindChar(lpToken, TEXT(','));
|
|
if (lpTokenNext != NULL)
|
|
{
|
|
*lpTokenNext = 0;
|
|
++lpTokenNext;
|
|
}
|
|
if (0 == lstrcmpi(lpToken, szFormat))
|
|
return TRUE;
|
|
|
|
lpToken = lpTokenNext;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
* UpdateClassIcon
|
|
*
|
|
* Purpose:
|
|
* Handles LBN_SELCHANGE for the Object Type listbox. On a selection
|
|
* change, we extract an icon from the server handling the currently
|
|
* selected object type using the utility function HIconFromClass.
|
|
* Note that we depend on the behavior of FillClassList to stuff the
|
|
* object class after a tab in the listbox string that we hide from
|
|
* view (see WM_INITDIALOG).
|
|
*
|
|
* Parameters
|
|
* hDlg HWND of the dialog box.
|
|
* lpCV LPCONVERT pointing to the dialog structure
|
|
* hList HWND of the Object Type listbox.
|
|
*
|
|
* Return Value:
|
|
* None
|
|
*/
|
|
static void UpdateClassIcon(HWND hDlg, LPCONVERT lpCV, HWND hList)
|
|
{
|
|
if (GetDlgItem(hDlg, IDC_CV_ICONDISPLAY) == NULL)
|
|
return;
|
|
|
|
// Get current selection in the list box
|
|
int iSel= (UINT)SendMessage(hList, LB_GETCURSEL, 0, 0L);
|
|
if (LB_ERR == iSel)
|
|
return;
|
|
|
|
// Allocate a string to hold the entire listbox string
|
|
DWORD cb = (DWORD)SendMessage(hList, LB_GETTEXTLEN, iSel, 0L);
|
|
LPTSTR pszName = (LPTSTR)OleStdMalloc((cb+1) * sizeof(TCHAR));
|
|
if (pszName == NULL)
|
|
return;
|
|
|
|
// Get whole string
|
|
SendMessage(hList, LB_GETTEXT, iSel, (LPARAM)pszName);
|
|
|
|
// Set pointer to CLSID (string)
|
|
LPTSTR pszCLSID = PointerToNthField(pszName, 2, '\t');
|
|
|
|
// Create the class ID with this string.
|
|
CLSID clsid;
|
|
#if defined(WIN32) && !defined(UNICODE)
|
|
OLECHAR wszCLSID[OLEUI_CCHKEYMAX];
|
|
ATOW(wszCLSID, pszCLSID, OLEUI_CCHKEYMAX);
|
|
HRESULT hr = CLSIDFromString(wszCLSID, &clsid);
|
|
#else
|
|
HRESULT hr = CLSIDFromString(pszCLSID, &clsid);
|
|
#endif
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
// Get Icon for that CLSID
|
|
HGLOBAL hMetaPict = OleGetIconOfClass(clsid, NULL, TRUE);
|
|
|
|
// Replace current icon with the new one.
|
|
SendDlgItemMessage(hDlg, IDC_CV_ICONDISPLAY, IBXM_IMAGESET, 1,
|
|
(LPARAM)hMetaPict);
|
|
}
|
|
|
|
OleStdFree(pszName);
|
|
}
|
|
|
|
/*
|
|
* SetConvertResults
|
|
*
|
|
* Purpose:
|
|
* Centralizes setting of the Result display in the Convert
|
|
* dialog. Handles loading the appropriate string from the module's
|
|
* resources and setting the text, displaying the proper result picture,
|
|
* and showing the proper icon.
|
|
*
|
|
* Parameters:
|
|
* hDlg HWND of the dialog box so we can access controls.
|
|
* lpCV LPCONVERT in which we assume that the dwFlags is
|
|
* set to the appropriate radio button selection, and
|
|
* the list box has the appropriate class selected.
|
|
*
|
|
* Return Value:
|
|
* None
|
|
*/
|
|
void SetConvertResults(HWND hDlg, LPCONVERT lpCV)
|
|
{
|
|
HWND hList = lpCV->hListVisible;
|
|
|
|
/*
|
|
* We need scratch memory for loading the stringtable string, loading
|
|
* the object type from the listbox, loading the source object
|
|
* type, and constructing the final string. We therefore allocate
|
|
* four buffers as large as the maximum message length (512) plus
|
|
* the object type, guaranteeing that we have enough
|
|
* in all cases.
|
|
*/
|
|
UINT i = (UINT)SendMessage(hList, LB_GETCURSEL, 0, 0L);
|
|
UINT cch = 512+(UINT)SendMessage(hList, LB_GETTEXTLEN, i, 0L);
|
|
HGLOBAL hMem = GlobalAlloc(GHND, (DWORD)(4*cch)*sizeof(TCHAR));
|
|
if (NULL == hMem)
|
|
return;
|
|
|
|
LPTSTR lpszOutput = (LPTSTR)GlobalLock(hMem);
|
|
LPTSTR lpszSelObj = lpszOutput + cch;
|
|
LPTSTR lpszDefObj = lpszSelObj + cch;
|
|
LPTSTR lpszString = lpszDefObj + cch;
|
|
|
|
// Get selected object and null terminate human-readable name (1st field).
|
|
SendMessage(hList, LB_GETTEXT, i, (LPARAM)lpszSelObj);
|
|
|
|
LPTSTR pszT = PointerToNthField(lpszSelObj, 2, '\t');
|
|
pszT = CharPrev(lpszSelObj, pszT);
|
|
*pszT = '\0';
|
|
|
|
// Get default object
|
|
GetDlgItemText(hDlg, IDC_CV_OBJECTTYPE, lpszDefObj, 512);
|
|
|
|
//Default is an empty string.
|
|
*lpszOutput=0;
|
|
|
|
if (lpCV->dwFlags & CF_SELECTCONVERTTO)
|
|
{
|
|
if (lpCV->lpOCV->fIsLinkedObject) // working with linked object
|
|
LoadString(_g_hOleStdResInst, IDS_CVRESULTCONVERTLINK, lpszOutput, cch);
|
|
else
|
|
{
|
|
if (0 !=lstrcmp(lpszDefObj, lpszSelObj))
|
|
{
|
|
// converting to a new class
|
|
if (0 != LoadString(_g_hOleStdResInst, IDS_CVRESULTCONVERTTO, lpszString, cch))
|
|
FormatString2(lpszOutput, lpszString, lpszDefObj, lpszSelObj);
|
|
}
|
|
else
|
|
{
|
|
// converting to the same class (no conversion)
|
|
if (0 != LoadString(_g_hOleStdResInst, IDS_CVRESULTNOCHANGE, lpszString, cch))
|
|
wsprintf(lpszOutput, lpszString, lpszDefObj);
|
|
}
|
|
}
|
|
|
|
if (lpCV->dvAspect == DVASPECT_ICON) // Display as icon is checked
|
|
{
|
|
if (0 != LoadString(_g_hOleStdResInst, IDS_CVRESULTDISPLAYASICON, lpszString, cch))
|
|
lstrcat(lpszOutput, lpszString);
|
|
}
|
|
}
|
|
|
|
if (lpCV->dwFlags & CF_SELECTACTIVATEAS)
|
|
{
|
|
if (0 != LoadString(_g_hOleStdResInst, IDS_CVRESULTACTIVATEAS, lpszString, cch))
|
|
FormatString2(lpszOutput, lpszString, lpszDefObj, lpszSelObj);
|
|
|
|
// activating as a new class
|
|
if (0 != lstrcmp(lpszDefObj, lpszSelObj))
|
|
{
|
|
if (0 != LoadString(_g_hOleStdResInst, IDS_CVRESULTACTIVATEDIFF, lpszString, cch))
|
|
lstrcat(lpszOutput, lpszString);
|
|
}
|
|
else // activating as itself.
|
|
{
|
|
lstrcat(lpszOutput, TEXT("."));
|
|
}
|
|
}
|
|
|
|
// If LoadString failed, we simply clear out the results (*lpszOutput=0 above)
|
|
SetDlgItemText(hDlg, IDC_CV_RESULTTEXT, lpszOutput);
|
|
|
|
GlobalUnlock(hMem);
|
|
GlobalFree(hMem);
|
|
}
|
|
|
|
/*
|
|
* ConvertCleanup
|
|
*
|
|
* Purpose:
|
|
* Performs convert-specific cleanup before Convert termination.
|
|
*
|
|
* Parameters:
|
|
* hDlg HWND of the dialog box so we can access controls.
|
|
*
|
|
* Return Value:
|
|
* None
|
|
*/
|
|
void ConvertCleanup(HWND hDlg, LPCONVERT lpCV)
|
|
{
|
|
// Free our strings. Zero out the user type name string
|
|
// the the calling app doesn't free to it.
|
|
|
|
OleStdFree((LPVOID)lpCV->lpszConvertDefault);
|
|
OleStdFree((LPVOID)lpCV->lpszActivateDefault);
|
|
OleStdFree((LPVOID)lpCV->lpszIconSource);
|
|
if (lpCV->lpOCV->lpszUserType)
|
|
{
|
|
OleStdFree((LPVOID)lpCV->lpOCV->lpszUserType);
|
|
lpCV->lpOCV->lpszUserType = NULL;
|
|
}
|
|
|
|
if (lpCV->lpOCV->lpszDefLabel)
|
|
{
|
|
OleStdFree((LPVOID)lpCV->lpOCV->lpszDefLabel);
|
|
lpCV->lpOCV->lpszDefLabel = NULL;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* SwapWindows
|
|
*
|
|
* Purpose:
|
|
* Moves hWnd1 to hWnd2's position and hWnd2 to hWnd1's position.
|
|
* Does NOT change sizes.
|
|
*
|
|
* Parameters:
|
|
* hDlg HWND of the dialog box so we can turn redraw off
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*
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* Return Value:
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* None
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*/
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void SwapWindows(HWND hDlg, HWND hWnd1, HWND hWnd2)
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{
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if (hWnd1 != NULL && hWnd2 != NULL)
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|
{
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RECT rect1; GetWindowRect(hWnd1, &rect1);
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MapWindowPoints(NULL, hDlg, (LPPOINT)&rect1, 2);
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|
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RECT rect2; GetWindowRect(hWnd2, &rect2);
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MapWindowPoints(NULL, hDlg, (LPPOINT)&rect2, 2);
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|
|
|
SetWindowPos(hWnd1, NULL,
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rect2.left, rect2.top, 0, 0, SWP_NOZORDER | SWP_NOSIZE);
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|
SetWindowPos(hWnd2, NULL,
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|
rect1.left, rect1.top, 0, 0, SWP_NOZORDER | SWP_NOSIZE);
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|
}
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|
}
|