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546 lines
19 KiB
546 lines
19 KiB
/*************************************************
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* srcproc.c *
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* *
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* Copyright (C) 1992-1999 Microsoft Inc. *
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* *
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*************************************************/
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#include "chnuconv.h"
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#include "resource.h"
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INT_PTR
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SourceTabProc(
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HWND hWnd,
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UINT message,
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WPARAM wParam,
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LPARAM lParam
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)
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{
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TCHAR szBuffer[50];
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int i;
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switch( message ) {
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case WM_INITDIALOG:
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{
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RECT rcTab;
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//GetTab window size
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// first get the size of the tab control
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if (GetWindowRect( hMainTabControl, &rcTab )){
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// adjust it to compensate for the tabs
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TabCtrl_AdjustRect( hMainTabControl, FALSE , &rcTab);
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// convert the screen coordinates to client coordinates
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MapWindowPoints( HWND_DESKTOP, GetParent(hMainTabControl),
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(LPPOINT)&rcTab, 2);
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}
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SetWindowPos(hWnd, HWND_TOP,
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rcTab.left,
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rcTab.top,
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rcTab.right - rcTab.left,
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rcTab.bottom - rcTab.top,
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SWP_NOACTIVATE );
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LoadString(_hModule, IDS_BUT_OPEN, szBuffer, EXTENSION_LENGTH);
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SetDlgItemText(hWnd,IDC_OPENORSAVEAS, szBuffer);
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LoadString(_hModule, IDS_BUT_FROMCLIPBOARD,szBuffer,EXTENSION_LENGTH);
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SetDlgItemText(hWnd, IDC_PASTEORCOPY, szBuffer);
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for (i=0;i<NumCodePage;i++)
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{
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LoadString(_hModule, IDS_CTLUNICODE+i,szBuffer,EXTENSION_LENGTH);
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ShowWindow(GetDlgItem(hWnd, IDC_RBUNICODE1+i), SW_SHOW);
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SetDlgItemText(hWnd, IDC_RBUNICODE1+i, szBuffer);
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}
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return(FALSE);
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}
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case WM_COMMAND:
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{
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switch (LOWORD(wParam)) {
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case IDC_OPENORSAVEAS : {
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HANDLE hFile;
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DWORD nBytesRead;
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TCHAR szFile[MAX_PATH],szFileTitle[MAX_PATH];
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/* First set up the structure for the GetOpenFileName
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* common dialog.
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*/
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OPENFILENAME OpenFileName;
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/* buffers for the file names. */
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wsprintf (szFile, szBlank);
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wsprintf (szFileTitle, szBlank);
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OpenFileName.lStructSize = sizeof(OPENFILENAME);
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OpenFileName.hwndOwner = hWnd;
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OpenFileName.hInstance = (HANDLE) _hModule;
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OpenFileName.lpstrFilter = szFilter; // built in WM_CREATE
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OpenFileName.lpstrCustomFilter = NULL;
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OpenFileName.nMaxCustFilter = 0L;
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OpenFileName.nFilterIndex = 1L;
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OpenFileName.lpstrFile = szFile;
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OpenFileName.nMaxFile = MAX_PATH;
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OpenFileName.lpstrFileTitle = szFileTitle;
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OpenFileName.nMaxFileTitle = MAX_PATH;
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OpenFileName.lpstrInitialDir = NULL;
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LoadString(_hModule, IDS_OPENSOURCE, szBuffer, 50);
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OpenFileName.lpstrTitle = szBuffer;
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OpenFileName.nFileOffset = 0;
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OpenFileName.nFileExtension = 0;
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OpenFileName.lpstrDefExt = NULL;
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OpenFileName.lCustData = 0;
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OpenFileName.lpfnHook = NULL;
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OpenFileName.lpTemplateName = NULL;
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OpenFileName.Flags = OFN_HIDEREADONLY | OFN_FILEMUSTEXIST;
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if (!GetOpenFileName(&OpenFileName)) return 0;
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SendMessage (hWnd, WM_COMMAND, IDC_CLEAR, 0);
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/* User has filled in the file information.
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* Try to open that file for reading.
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*/
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hFile = CreateFile(szFile,
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GENERIC_READ,
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0,
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NULL,
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OPEN_EXISTING,
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FILE_ATTRIBUTE_NORMAL,
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NULL);
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if (hFile == INVALID_HANDLE_VALUE) {
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LoadString(_hModule,IDS_OPENERROR,MBMessage,EXTENSION_LENGTH);
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MessageBox (hWnd, MBMessage,MBTitle, MBFlags);
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return 0;
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}
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/* make sure file is not too big... i.e. > 2^32
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* If it is OK, write the file size in hwndSize0
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*/
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{
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DWORD dwHigh;
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DWORD dwLow;
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dwLow = GetFileSize(hFile,&dwHigh);
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if ((dwHigh > 0) || (dwLow == 0xFFFFFFFF && GetLastError() != NO_ERROR))
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{
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LoadString(_hModule,IDS_FILETOOBIG,MBMessage,EXTENSION_LENGTH);
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MessageBox (hWnd, MBMessage,MBTitle, MBFlags);
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CloseHandle (hFile);
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return 0;
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}
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nBytesSource= dwLow;
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}
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/* Allocate space for string, including potential UNICODE_NULL */
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pSourceData = ManageMemory (MMALLOC, MMSOURCE, nBytesSource +2, pSourceData);
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if (pSourceData == NULL) {
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CloseHandle (hFile);
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return 0;
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}
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/* first read two bytes and look for BOM */
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if (!ReadFile (hFile, pSourceData,SIZEOFBOM, &nBytesRead, NULL)) {
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LoadString(_hModule,IDS_READERROR,MBMessage,EXTENSION_LENGTH);
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MessageBox (hWnd, MBMessage,MBTitle, MBFlags);
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CloseHandle (hFile);
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pSourceData = ManageMemory (MMFREE, MMSOURCE, 0, pSourceData);
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return 0;
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}
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/* If file begins with BOM, then we know the type,
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* we'll decrement the number of bytes by two,
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* and read the rest of the data.
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*/
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if (IsBOM (pSourceData)) {
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gTypeSource = TYPEUNICODE;
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gTypeSourceID = IDC_RBUNICODE1-CODEPAGEBASE;
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gTypeDest = TYPECODEPAGE;
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gTypeDestID = giRBInit-CODEPAGEBASE;
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nBytesSource -=SIZEOFBOM;
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/* If file begins with Reverse BOM, then we know the type,
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* we'll decrement the number of bytes by two,
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* and read the rest of the data, and post a message so
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* that we know to swap the order later.
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*/
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} else if (IsRBOM (pSourceData)) {
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gTypeSource = TYPEUNICODE;
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gTypeSourceID = IDC_RBUNICODE1-CODEPAGEBASE;
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gTypeDest = TYPECODEPAGE;
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gTypeDestID = giRBInit-CODEPAGEBASE;
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nBytesSource -=SIZEOFBOM;
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LoadString(_hModule,IDS_BYTEORDER,MBMessage,EXTENSION_LENGTH);
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MessageBox (hWnd, MBMessage,MBTitle, MBFlags);
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SwapSource(TRUE);
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/* Oops, does not begin with BOM.
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* Reset file pointer, and read data.
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*/
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} else {
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gTypeSource = TYPEUNKNOWN;
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SetFilePointer (hFile, -SIZEOFBOM, NULL, FILE_CURRENT);
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}
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/* try to read all of it into memory */
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if (!ReadFile (hFile, pSourceData,nBytesSource, &nBytesRead, NULL)) {
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LoadString(_hModule,IDS_READERROR,MBMessage,EXTENSION_LENGTH);
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MessageBox (hWnd, MBMessage,MBTitle, MBFlags);
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CloseHandle (hFile);
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pSourceData = ManageMemory (MMFREE, MMSOURCE, 0, pSourceData);
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return 0;
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}
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CloseHandle (hFile);
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/* If we don't know the file type at this point,
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* try to determine if it is unicode.
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*/
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if (gTypeSource == TYPEUNKNOWN) {
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gTypeSource = TYPECODEPAGE;
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gTypeSourceID = giRBInit-CODEPAGEBASE;
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gTypeDest = TYPEUNICODE;
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gTypeDestID = IDC_RBUNICODE1-CODEPAGEBASE;
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pSourceData[nBytesSource] = 0;
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}
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SendMessage (hWnd, WMU_ADJUSTFORNEWSOURCE, 0, (LPARAM)szFile);
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break;
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}
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/**********************************************************************\
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* WM_COMMAND, IDC_CLEAR
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*
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* Clear the SOURCE information. May cause data to be lost.
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\**********************************************************************/
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case IDC_CLEAR:
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{
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SetDlgItemText (hWnd, IDC_NAMETEXT, szBlank);
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SetDlgItemText (hWnd, IDC_SIZETEXT, szBlank);
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for(i=0;i<NumCodePage;i++){
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SendDlgItemMessage(hWnd,IDC_RBUNICODE1+i, BM_SETCHECK, 0,0);
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EnableControl(hWnd, IDC_RBUNICODE1+i, FALSE);
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SendDlgItemMessage(hWndTab[1],IDC_RBUNICODE1+i, BM_SETCHECK, 0,0);
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EnableControl(hWndTab[1], IDC_RBUNICODE1+i, FALSE);
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}
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pSourceData= ManageMemory (MMFREE, MMSOURCE, 0, pSourceData);
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pViewSourceData= ManageMemory (MMFREE, MMSOURCE, 0,pViewSourceData);
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nBytesSource=0;
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pTempData1= ManageMemory (MMFREE, MMDESTINATION, 0, pTempData1);
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EnableControl(hWnd, IDC_VIEW, FALSE);
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EnableControl(hWnd, IDC_CLEAR, FALSE);
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SendDlgItemMessage (hWnd,IDC_SWAPHIGHLOW, BM_SETCHECK, 0, 0);
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// set the gSourceSwapped as FALSE;
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gSourceSwapped = FALSE;
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EnableControl(hWnd, IDC_SWAPHIGHLOW, FALSE);
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EnableControl(_hWndMain, IDC_PUSH_CONVERT, FALSE);
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SendMessage (hWndTab[1], WM_COMMAND, IDC_CLEAR, 0);
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break;
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}
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/**********************************************************************\
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* WM_COMMAND, IDC_PASTEORCOPY
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*
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* Paste the clipboard's prefered data format into the source.
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* Fills pSourceData.
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\**********************************************************************/
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case IDC_PASTEORCOPY: {
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UINT iFormat;
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LPBYTE pData,pMyData;
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BOOL bClipBoardEmpty=TRUE;
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OpenClipboard (hWnd);
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iFormat = 0;
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while (iFormat = EnumClipboardFormats(iFormat))
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if ((iFormat == CF_UNICODETEXT) || (iFormat == CF_OEMTEXT) || (iFormat == CF_TEXT)) {
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bClipBoardEmpty=FALSE;
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pData = GetClipboardData (iFormat);
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pMyData = GlobalLock(pData);
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switch (iFormat) {
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case CF_UNICODETEXT:
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{
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int i=0;
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while( *((LPWORD)(pMyData)+i)!=0) i++;
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nBytesSource = i*2;
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}
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pSourceData= ManageMemory (MMALLOC, MMSOURCE, nBytesSource+2, pSourceData);
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lstrcpyW ((LPVOID)pSourceData, (LPVOID)pMyData);
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gTypeSource = TYPEUNICODE;
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gTypeSourceID = IDC_RBUNICODE1-CODEPAGEBASE;
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gTypeDest = TYPECODEPAGE;
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gTypeDestID = giRBInit-CODEPAGEBASE;
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break;
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case CF_OEMTEXT:
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{
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int i=0;
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while( *((char*)pMyData+i)!=0) i++;
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nBytesSource = i;
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}
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pSourceData= ManageMemory (MMALLOC, MMSOURCE, nBytesSource+1, pSourceData);
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lstrcpyA (pSourceData, pMyData);
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gTypeSource = TYPECODEPAGE;
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gTypeSourceID = giRBInit-CODEPAGEBASE;
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gTypeDest = TYPEUNICODE;
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gTypeDestID = IDC_RBUNICODE1-CODEPAGEBASE;
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break;
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case CF_TEXT:
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{
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int i=0;
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while( *((char*)pMyData+i)!=0) i++;
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nBytesSource = i;
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}
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pSourceData= ManageMemory (MMALLOC, MMSOURCE, nBytesSource+1, pSourceData);
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lstrcpyA (pSourceData, pMyData);
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gTypeSource = TYPECODEPAGE;
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gTypeSourceID = giRBInit-CODEPAGEBASE;
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gTypeDest = TYPEUNICODE;
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gTypeDestID = IDC_RBUNICODE1-CODEPAGEBASE;
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break;
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default: break; // shouldn't get here
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} /* end switch (iFormat) */
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GlobalUnlock(pData);
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break; /* break out of while loop. */
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} /* end if iFormat */
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if (!bClipBoardEmpty)
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{
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LoadString(_hModule, IDS_FROMCLIPBOARD, szBuffer, 50);
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SendMessage (hWnd, WMU_ADJUSTFORNEWSOURCE, 0, (LPARAM)szBuffer);
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}
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else
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{
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MessageBeep(0xFFFFFFFF);
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}
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CloseClipboard ();
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break;
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}
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case IDC_VIEW:
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{
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//See if user wants to swap source
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SwapSource(FALSE);
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if (gTypeSource == TYPEUNICODE)
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DialogBoxW (_hModule, MAKEINTRESOURCEW(IDD_SHOWTEXT), hWnd,
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ViewSourceProc);
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else
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DialogBoxA (_hModule, MAKEINTRESOURCEA(IDD_SHOWTEXT), hWnd,
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ViewSourceProc);
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break;
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}
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default:
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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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* WMU_ADJUSTFORNEWSOURCE
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*
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* lParam - szName of source (file, clipboard, ...)
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*
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* global - nBytesSource
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*
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* "user message." Set the text of the Source windows
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\**********************************************************************/
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case WMU_ADJUSTFORNEWSOURCE:
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{
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LPVOID szName;
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szName = (LPVOID) lParam;
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// Set Window text appropriately
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wsprintf (szBuffer, szNBytes, nBytesSource);
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SetDlgItemText (hWnd, IDC_NAMETEXT, szName);
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SetDlgItemText (hWnd, IDC_SIZETEXT, szBuffer);
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// Clear the destination data if any to avoid user confusion.
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SendMessage (hWndTab[1], WM_COMMAND, IDC_CLEAR, 0);
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SendMessage (hWnd, WMU_SETCODEPAGEINFO, 0,0);
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EnableControl(hWnd, IDC_VIEW, TRUE);
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EnableControl(hWnd, IDC_SWAPHIGHLOW, TRUE);
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EnableControl(hWnd, IDC_CLEAR, TRUE);
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EnableControl(_hWndMain, IDC_PUSH_CONVERT, TRUE);
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break;
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}
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/**********************************************************************\
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* WMU_SETCODEPAGEINFO
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*
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* "user message." Set the text of the "type" windows to reflect
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* the state stored in gTypeSource and gi*CodePage.
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*
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\**********************************************************************/
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case WMU_SETCODEPAGEINFO:
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{
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for (i=0;i<NumCodePage;i++){
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EnableControl (hWnd,IDC_RBUNICODE1+i, TRUE);
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EnableControl (hWndTab[1],IDC_RBUNICODE1+i, TRUE);
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SendDlgItemMessage (hWnd,IDC_RBUNICODE1+i, BM_SETCHECK, 0, 0);
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}
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SendDlgItemMessage (hWnd, gTypeSourceID+CODEPAGEBASE,BM_SETCHECK, 1, 0);
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break;
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}
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}
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return DefWindowProc( hWnd, message, wParam, lParam );
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}
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/***************************************************************************\
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* FUNCTION: ViewSourceProc
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*
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* Fill Text, Name, and Type information into the dialog.
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* Set a proper font to display the text depending on what type it is.
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*
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\***************************************************************************/
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INT_PTR ViewSourceProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
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{
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RECT rect;
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switch (message) {
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/******************************************************************\
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* WM_INITDIALOG
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\******************************************************************/
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case WM_INITDIALOG:
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{
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LOGFONTW logfont;
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HFONT hFont;
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GetSettings();
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/* Text is unicode... use *W() variants of functions. */
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if (gTypeSource == TYPEUNICODE) {
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WCHAR szBuffer[MAX_PATH];
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SetWindowTextW (GetDlgItem(hWnd, IDC_SHOWTEXT_EDIT), (LPCWSTR)pSourceData);
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GetDlgItemTextW (hWndTab[0], IDC_NAMETEXT, szBuffer, MAX_PATH);
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SetDlgItemTextW (hWnd, IDC_SHOWTEXT_NAME, szBuffer);
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LoadStringW(_hModule, gTypeSourceID+STRCODEPAGEBASE, szBuffer,EXTENSION_LENGTH);
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SetDlgItemTextW (hWnd, IDC_SHOWTEXT_TYPE, szBuffer);
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/* Text is codepage... use *A() variants of functions. */
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} else {
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char szBuffer[MAX_PATH];
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SetDlgItemTextA (hWnd, IDC_SHOWTEXT_EDIT, (LPCSTR)pSourceData);
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GetDlgItemTextA (hWndTab[0], IDC_NAMETEXT, szBuffer, MAX_PATH);
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SetDlgItemTextA (hWnd, IDC_SHOWTEXT_NAME, szBuffer);
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LoadStringA(_hModule, gTypeSourceID+STRCODEPAGEBASE, szBuffer,EXTENSION_LENGTH);
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SetDlgItemTextA (hWnd, IDC_SHOWTEXT_TYPE, szBuffer);
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}
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LoadString(_hModule, IDS_VIEWSOURCE, &gszExtensions[11][0], EXTENSION_LENGTH);
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SetWindowText (hWnd,&gszExtensions[11][0] );
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GetClientRect (hWnd, &rect);
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SendMessage (hWnd, WM_SIZE, 0,
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MAKELPARAM ((rect.right - rect.left), (rect.bottom - rect.top)));
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return TRUE;
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}
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case WM_SIZE: {
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HWND hwndText;
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HWND hwndNotice;
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RECT rc;
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POINT pt;
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hwndNotice = GetDlgItem (hWnd,IDC_SHOWTEXT_FONT);
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GetWindowRect(hwndNotice,&rc);
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pt.x = 0;
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pt.y = rc.bottom;
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ScreenToClient(hWnd, &pt);
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hwndText = GetDlgItem (hWnd, IDC_SHOWTEXT_EDIT);
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MoveWindow (hwndText, DLGBORDER, pt.y+5, (int) LOWORD(lParam) - 2*DLGBORDER,
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(int) HIWORD(lParam) - (pt.y+5) - DLGBORDER , TRUE);
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}
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break;
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case WM_COMMAND:
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switch (LOWORD (wParam)) {
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case IDCANCEL:
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case IDOK:
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EndDialog (hWnd, TRUE);
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}
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break; /* end WM_COMMAND */
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case WM_SYSCOMMAND:
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if (LOWORD (wParam) == SC_CLOSE)
|
|
EndDialog (hWnd, FALSE);
|
|
break;
|
|
|
|
} /* end switch */
|
|
return FALSE;
|
|
}
|
|
|
|
BOOL
|
|
SwapSource(
|
|
BOOL bForceSwap
|
|
)
|
|
{
|
|
int i, end;
|
|
BYTE temp;
|
|
|
|
if (pSourceData == NULL) return FALSE;
|
|
|
|
//Is the source already swapped?
|
|
if (bForceSwap)
|
|
SendDlgItemMessage(hWndTab[0], IDC_SWAPHIGHLOW,BM_GETCHECK,1,0);
|
|
else if (SendDlgItemMessage(hWndTab[0], IDC_SWAPHIGHLOW,
|
|
BM_GETCHECK,0,0) == gSourceSwapped)
|
|
return FALSE;
|
|
|
|
end = nBytesSource - 2;
|
|
for (i = 0; i<= end; i+=2) {
|
|
temp = pSourceData[i];
|
|
pSourceData[i] = pSourceData[i+1];
|
|
pSourceData[i+1] = temp;
|
|
}
|
|
//set flag that source has been swapped;
|
|
gSourceSwapped = 1 - gSourceSwapped;
|
|
return TRUE;
|
|
}
|