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673 |
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/*
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* Copyright (C) 1999, 2000, Wei Yongming.
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* Portions Copyright (c) 2000 Greg Haerr <greg@censoft.com>
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*
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* Multi Line Edit Control for Microwindows win32 api.
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*/
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/*
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** This library is free software; you can redistribute it and/or
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** modify it under the terms of the GNU Library General Public
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** License as published by the Free Software Foundation; either
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** version 2 of the License, or (at your option) any later version.
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**
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** This library is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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** Library General Public License for more details.
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**
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** You should have received a copy of the GNU Library General Public
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** License along with this library; if not, write to the Free
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** Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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** MA 02111-1307, USA
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*/
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/*
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** Alternatively, the contents of this file may be used under the terms
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** of the Mozilla Public License (the "MPL License") in which case the
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** provisions of the MPL License are applicable instead of those above.
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*/
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/* Note:
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** Although there was a version by Zhao Jianghua, this version of
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** EDIT control is written by Wei Yongming from scratch.
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**
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** Create date: 1999/8/26
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**
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** Modify records:
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**
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** Who When Where For What Status
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**-----------------------------------------------------------------------------
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** WEI Yongming 2000/02/24 Tsinghua Add MPL License Finished
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** Kevin Tseng 2000/08/30 gv port to microwin ported
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**
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**
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** TODO:
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** * Selection.
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** * Undo.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/time.h>
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#define MWINCLUDECOLORS
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#include "windows.h" /* windef.h, winuser.h */
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#include "wintools.h"
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#include "device.h" /* GdGetTextSize */
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#define USE_BIG5
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#define WIDTH_MEDIT_BORDER 2
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#define MARGIN_MEDIT_LEFT 1
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#define MARGIN_MEDIT_TOP 1
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#define MARGIN_MEDIT_RIGHT 2
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#define MARGIN_MEDIT_BOTTOM 1
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#define LEN_MLEDIT_BUFFER 3000
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#define LEN_MLEDIT_UNDOBUFFER 1024
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#define EST_FOCUSED 0x00000001L
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#define EST_MODIFY 0x00000002L
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#define EST_READONLY 0x00000004L
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#define EST_REPLACE 0x00000008L
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#define MEDIT_OP_NONE 0x00
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#define MEDIT_OP_DELETE 0x01
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#define MEDIT_OP_INSERT 0x02
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#define MEDIT_OP_REPLACE 0x03
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typedef struct tagLINEDATA {
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int lineNO; /* ÐкŠ*/
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int dataEnd;
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struct tagLINEDATA *previous; /* Ç°Ò»ÐÐ */
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struct tagLINEDATA *next; /* ºóÒ»ÐÐ */
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char buffer[LEN_MLEDIT_BUFFER+1];
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}LINEDATA;
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typedef LINEDATA* PLINEDATA;
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#define ATTENG 0 /* english */
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#define ATTCHL 1 /* chinese left(1st) byte */
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#define ATTCHR 2 /* chinese right(2nd) byte */
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static char attr[LEN_MLEDIT_BUFFER];
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typedef struct tagMLEDITDATA {
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int totalLen; /* length of buffer,¿ÉÄÜûÓÐÓà */
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int editPos; /* current edit position */
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int caretPos; /* caret offset in box */
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int editLine; /* current eidt line */
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int dispPos; /* ¿ªÊ¼ÏÔʾµÄλÖà */
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int StartlineDisp; /* start line displayed */
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int EndlineDisp; /* end line displayed */
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int linesDisp; /* ÐèÒªÏÔʾµÄÐÐÊý */
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int lines; /* ×ܵÄÐÐÊý` */
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int MaxlinesDisp; /* ×î´óÏÔʾµÄÐÐÊý. */
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int selStartPos; /* selection start position */
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int selStartLine; /* selection start line */
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int selEndPos; /* selection end position */
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int selEndLine; /* selection end line */
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int passwdChar; /* password character */
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int leftMargin; /* left margin */
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int topMargin; /* top margin */
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int rightMargin; /* right margin */
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int bottomMargin; /* bottom margin */
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int hardLimit; /* hard limit */
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int lastOp; /* last operation */
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int lastPos; /* last operation position */
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int lastLine; /* last operation line */
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int affectedLen; /* affected len of last operation */
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int undoBufferLen; /* undo buffer len */
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char undoBuffer [LEN_MLEDIT_UNDOBUFFER];
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/* Undo buffer; */
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PLINEDATA head; /* buffer */
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PLINEDATA tail; /* ¿ÉÄܲ»ÐèÒª */
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}MLEDITDATA;
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typedef MLEDITDATA* PMLEDITDATA;
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BOOL RegisterMLEditControl (void);
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int MLEditCtrlProc (HWND hWnd, int message, WPARAM wParam, LPARAM lParam);
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#define PIXEL_invalid (-1)
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extern HWND sg_hCaretWnd;
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extern HWND rootwp;
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static int GetSysCharHeight (HWND hwnd)
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{
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#ifndef USE_BIG5
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HDC hdc;
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int xw, xh, xb;
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hdc = GetDC(hwnd);
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SelectObject(hdc, GetStockObject(DEFAULT_FONT));
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GdSetFont(hdc->font->pfont);
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GdGetTextSize(hdc->font->pfont,"X",1, &xw,&xh,&xb,MWTF_ASCII);
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ReleaseDC(hwnd,hdc);
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return xh;
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#else
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return 12;
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#endif
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}
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static int GetSysCharWidth (HWND hwnd)
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{
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#ifndef USE_BIG5
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HDC hdc;
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int xw, xh, xb;
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hdc = GetDC(hwnd);
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SelectObject(hdc, GetStockObject(DEFAULT_FONT));
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GdSetFont(hdc->font->pfont);
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GdGetTextSize(hdc->font->pfont,"X",1, &xw,&xh,&xb,MWTF_ASCII);
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ReleaseDC(hwnd,hdc);
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return xw;
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#else
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return 6;
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#endif
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}
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static int GetSysCCharWidth (HWND hwnd)
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{
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return (2*GetSysCharWidth(hwnd));
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}
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char* GetWindowCaption (HWND hWnd)
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{
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return hWnd->szTitle;
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}
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DWORD GetWindowAdditionalData (HWND hWnd)
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{
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return hWnd->userdata;
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}
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DWORD SetWindowAdditionalData (HWND hWnd, DWORD newData)
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{
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DWORD oldOne = 0L;
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oldOne = hWnd->userdata;
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hWnd->userdata = newData;
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return oldOne;
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}
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DWORD GetWindowAdditionalData2 (HWND hWnd)
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{
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return hWnd->userdata2;
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}
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DWORD SetWindowAdditionalData2 (HWND hWnd, DWORD newData)
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{
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DWORD oldOne = 0L;
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oldOne = hWnd->userdata2;
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hWnd->userdata2 = newData;
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return oldOne;
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}
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DWORD GetWindowStyle (HWND hWnd)
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{
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return hWnd->style;
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}
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BOOL ExcludeWindowStyle (HWND hWnd, DWORD dwStyle)
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{
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if (hWnd == rootwp/*HWND_DESKTOP*/)
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return FALSE;
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hWnd->style &= ~dwStyle;
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return TRUE;
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}
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BOOL IncludeWindowStyle (HWND hWnd, DWORD dwStyle)
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{
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if (hWnd == rootwp/*HWND_DESKTOP*/)
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return FALSE;
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hWnd->style |= dwStyle;
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return TRUE;
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}
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int WINAPI MwRegisterMEditControl(HINSTANCE hInstance)
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{
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WNDCLASS wc;
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wc.style = CS_HREDRAW | CS_VREDRAW | CS_DBLCLKS | CS_GLOBALCLASS;
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wc.lpfnWndProc = (WNDPROC)MLEditCtrlProc;
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wc.cbClsExtra = 0;
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wc.cbWndExtra = 0;
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wc.hInstance = hInstance;
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wc.hIcon = NULL;
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wc.hCursor = 0;
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wc.hbrBackground= GetStockObject(WHITE_BRUSH);
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wc.lpszMenuName = NULL;
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wc.lpszClassName= "MEDIT";
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return RegisterClass(&wc);
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}
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static inline int edtGetOutWidth (HWND hWnd)
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{
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PMLEDITDATA pMLEditData =(PMLEDITDATA) GetWindowAdditionalData2(hWnd);
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RECT rc;
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GetClientRect(hWnd,&rc);
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return rc.right - rc.left
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- pMLEditData->leftMargin
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- pMLEditData->rightMargin;
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}
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| 268 |
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static int edtGetStartDispPosAtEnd (HWND hWnd,
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PLINEDATA pLineData)
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{
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int nOutWidth = edtGetOutWidth (hWnd);
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int endPos = pLineData->dataEnd;
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PMLEDITDATA pMLEditData =(PMLEDITDATA) GetWindowAdditionalData2(hWnd);
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int newStartPos = pMLEditData->dispPos;
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const char* buffer = pLineData->buffer;
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if(endPos < newStartPos)
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return 0;
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while (TRUE)
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{
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| 281 |
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if ((endPos - newStartPos) * GetSysCharWidth (hWnd) < nOutWidth)
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break;
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| 283 |
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| 284 |
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/* 1st:gb:a1-f7,big5:a1-f9 */
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if ((BYTE)buffer [newStartPos] > 0xA0)
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| 286 |
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{
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| 287 |
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newStartPos ++;
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if (newStartPos < pLineData->dataEnd)
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{
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| 290 |
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#ifndef USE_BIG5
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| 291 |
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if ((BYTE)buffer [newStartPos] > 0xA0)
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| 292 |
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#else /* 2nd:gb:a1-fe,big5:40-7e,a1-fe */
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| 293 |
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if ( ((BYTE)buffer [newStartPos] >= 0x40 && (BYTE)buffer[newStartPos] <= 0x7e) ||
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((BYTE)buffer [newStartPos] >= 0xa1 && (BYTE)buffer[newStartPos] <= 0xfe))
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| 295 |
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#endif
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| 296 |
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newStartPos ++;
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| 297 |
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}
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| 298 |
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}
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| 299 |
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else
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| 300 |
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newStartPos ++;
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| 301 |
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}
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| 302 |
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return newStartPos;
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| 303 |
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}
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| 304 |
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| 305 |
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static int edtGetDispLen (HWND hWnd,PLINEDATA pLineData)
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| 306 |
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{
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| 307 |
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int i, n = 0;
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| 308 |
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int nOutWidth = edtGetOutWidth (hWnd);
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| 309 |
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int nTextWidth = 0;
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| 310 |
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PMLEDITDATA pMLEditData =(PMLEDITDATA) GetWindowAdditionalData2(hWnd);
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| 311 |
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const char* buffer = pLineData->buffer;
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| 312 |
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| 313 |
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if(buffer[0]==0||pLineData->dataEnd<pMLEditData->dispPos)
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| 314 |
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return 0;
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| 315 |
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| 316 |
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for (i = pMLEditData->dispPos; i < pLineData->dataEnd; i++)
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| 317 |
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{
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| 318 |
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/* 1st:gb:a1-f7,big5:a1-f9 */
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| 319 |
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if ((BYTE)buffer [i] > 0xA0)
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| 320 |
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{
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| 321 |
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i++;
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| 322 |
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if (i < pLineData->dataEnd)
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| 323 |
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{
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| 324 |
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#ifndef USE_BIG5
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| 325 |
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if ((BYTE)buffer [i] > 0xA0) /* 2nd:gb:a1-fe,big5:40-7e,a1-fe */
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| 326 |
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#else /* 2nd:gb:a1-fe,big5:40-7e,a1-fe */
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| 327 |
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if ( ((BYTE)buffer [i] >= 0x40 && (BYTE)buffer[i] <= 0x7e) ||
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| 328 |
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((BYTE)buffer [i] >= 0xa1 && (BYTE)buffer[i] <= 0xfe))
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| 329 |
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#endif
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| 330 |
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{
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| 331 |
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nTextWidth += GetSysCCharWidth (hWnd);
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| 332 |
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n += 2;
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| 333 |
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}
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| 334 |
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else
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| 335 |
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i--;
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| 336 |
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}
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| 337 |
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else
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| 338 |
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{
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| 339 |
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nTextWidth += GetSysCharWidth (hWnd);
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| 340 |
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n++;
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| 341 |
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}
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| 342 |
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}
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| 343 |
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else
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| 344 |
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{
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| 345 |
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nTextWidth += GetSysCharWidth (hWnd);
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| 346 |
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n++;
|
| 347 |
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}
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| 348 |
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|
| 349 |
|
|
if (nTextWidth > nOutWidth)
|
| 350 |
|
|
break;
|
| 351 |
|
|
}
|
| 352 |
|
|
|
| 353 |
|
|
return n;
|
| 354 |
|
|
}
|
| 355 |
|
|
|
| 356 |
|
|
static int edtGetOffset (HWND hwnd,const MLEDITDATA* pMLEditData, PLINEDATA pLineData, int x)
|
| 357 |
|
|
{
|
| 358 |
|
|
int i;
|
| 359 |
|
|
int newOff = 0;
|
| 360 |
|
|
int nTextWidth = 0;
|
| 361 |
|
|
const char* buffer = pLineData->buffer;
|
| 362 |
|
|
|
| 363 |
|
|
if(pLineData->dataEnd<pMLEditData->dispPos)
|
| 364 |
|
|
return pLineData->dataEnd;
|
| 365 |
|
|
|
| 366 |
|
|
x -= pMLEditData->leftMargin;
|
| 367 |
|
|
for (i = pMLEditData->dispPos; i < pLineData->dataEnd; i++) {
|
| 368 |
|
|
if ((nTextWidth + (GetSysCharWidth(hwnd) >> 1)) >= x)
|
| 369 |
|
|
break;
|
| 370 |
|
|
|
| 371 |
|
|
/* 1st:gb:a1-f7,big5:a1-f9 */
|
| 372 |
|
|
if ((BYTE)buffer [i] > 0xA0)
|
| 373 |
|
|
{
|
| 374 |
|
|
i++;
|
| 375 |
|
|
|
| 376 |
|
|
if (nTextWidth + GetSysCCharWidth(hwnd)/2 >= x)
|
| 377 |
|
|
break;
|
| 378 |
|
|
|
| 379 |
|
|
if (i < pLineData->dataEnd)
|
| 380 |
|
|
{
|
| 381 |
|
|
#ifndef USE_BIG5
|
| 382 |
|
|
if ((BYTE)buffer [i] > 0xA0) /* 2nd:gb:a1-fe,big5:40-7e,a1-fe */
|
| 383 |
|
|
#else /* 2nd:gb:a1-fe,big5:40-7e,a1-fe */
|
| 384 |
|
|
if ( ((BYTE)buffer [i] >= 0x40 && (BYTE)buffer[i] <= 0x7e) ||
|
| 385 |
|
|
((BYTE)buffer [i] >= 0xa1 && (BYTE)buffer[i] <= 0xfe))
|
| 386 |
|
|
#endif
|
| 387 |
|
|
{
|
| 388 |
|
|
nTextWidth += GetSysCCharWidth (hwnd);
|
| 389 |
|
|
newOff += 2;
|
| 390 |
|
|
}
|
| 391 |
|
|
else
|
| 392 |
|
|
i --;
|
| 393 |
|
|
}
|
| 394 |
|
|
else
|
| 395 |
|
|
{
|
| 396 |
|
|
nTextWidth += GetSysCharWidth (hwnd);
|
| 397 |
|
|
newOff ++;
|
| 398 |
|
|
}
|
| 399 |
|
|
}
|
| 400 |
|
|
else
|
| 401 |
|
|
{
|
| 402 |
|
|
nTextWidth += GetSysCharWidth (hwnd);
|
| 403 |
|
|
newOff ++;
|
| 404 |
|
|
}
|
| 405 |
|
|
}
|
| 406 |
|
|
return newOff;
|
| 407 |
|
|
}
|
| 408 |
|
|
|
| 409 |
|
|
static int edtGetLineNO (HWND hwnd,const MLEDITDATA* pMLEditData, int x)
|
| 410 |
|
|
{
|
| 411 |
|
|
int nline = 0;
|
| 412 |
|
|
if(x>=0)
|
| 413 |
|
|
{
|
| 414 |
|
|
nline = x / GetSysCharHeight(hwnd);
|
| 415 |
|
|
if (nline <= pMLEditData->linesDisp)
|
| 416 |
|
|
return nline;
|
| 417 |
|
|
}
|
| 418 |
|
|
return -1;
|
| 419 |
|
|
}
|
| 420 |
|
|
|
| 421 |
|
|
static BOOL edtIsACCharAtPosition (const char* string, int len, int pos)
|
| 422 |
|
|
{
|
| 423 |
|
|
if (pos > (len - 2))
|
| 424 |
|
|
return FALSE;
|
| 425 |
|
|
|
| 426 |
|
|
/* 1st:gb:a1-f7,big5:a1-f9 2nd:gb:a1-fe,big5:40-7e,a1-fe */
|
| 427 |
|
|
#ifndef USE_BIG5
|
| 428 |
|
|
if ((BYTE)string [pos] > 0xA0 && (BYTE)string [pos + 1] > 0xA0)
|
| 429 |
|
|
return TRUE;
|
| 430 |
|
|
#else
|
| 431 |
|
|
if ((BYTE)string [pos] > 0xA0)
|
| 432 |
|
|
{
|
| 433 |
|
|
if ( ((BYTE)string [pos + 1] >= 0x40 && (BYTE)string [pos + 1] <= 0x7e) ||
|
| 434 |
|
|
((BYTE)string [pos + 1] >= 0xa1 && (BYTE)string [pos + 1] <= 0xfe)) {
|
| 435 |
|
|
/*fprintf(stderr,"true\n");
|
| 436 |
|
|
fflush(stderr);*/
|
| 437 |
|
|
return TRUE;
|
| 438 |
|
|
}
|
| 439 |
|
|
}
|
| 440 |
|
|
#endif
|
| 441 |
|
|
|
| 442 |
|
|
return FALSE;
|
| 443 |
|
|
}
|
| 444 |
|
|
|
| 445 |
|
|
static void str2attr(const char* str,int len)
|
| 446 |
|
|
{
|
| 447 |
|
|
int i=0;
|
| 448 |
|
|
do
|
| 449 |
|
|
{
|
| 450 |
|
|
if (edtIsACCharAtPosition(str,len,i))
|
| 451 |
|
|
{
|
| 452 |
|
|
attr[i]=ATTCHL;
|
| 453 |
|
|
attr[i+1]=ATTCHR;
|
| 454 |
|
|
i+=2;
|
| 455 |
|
|
}
|
| 456 |
|
|
else
|
| 457 |
|
|
{
|
| 458 |
|
|
attr[i]=ATTENG;
|
| 459 |
|
|
i++;
|
| 460 |
|
|
}
|
| 461 |
|
|
}while(i<len);
|
| 462 |
|
|
}
|
| 463 |
|
|
|
| 464 |
|
|
static BOOL edtIsACCharBeforePosition (const char* string,int len, int pos)
|
| 465 |
|
|
{
|
| 466 |
|
|
if (pos < 2)
|
| 467 |
|
|
return FALSE;
|
| 468 |
|
|
|
| 469 |
|
|
/* 1st:gb:a1-f7,big5:a1-f9 2nd:gb:a1-fe,big5:40-7e,a1-fe */
|
| 470 |
|
|
#ifndef USE_BIG5
|
| 471 |
|
|
/* FIXME #ifdef GB2312?*/
|
| 472 |
|
|
if ((BYTE)string [pos - 2] > 0xA0 && (BYTE)string [pos - 1] > 0xA0)
|
| 473 |
|
|
return TRUE;
|
| 474 |
|
|
#else
|
| 475 |
|
|
#if 0
|
| 476 |
|
|
if ((BYTE)string [pos - 2] > 0xA0)
|
| 477 |
|
|
{
|
| 478 |
|
|
if ( ((BYTE)string [pos - 1] >= 0x40 && (BYTE)string[pos - 1] <= 0x7e) ||
|
| 479 |
|
|
((BYTE)string [pos - 1] >= 0xa1 && (BYTE)string[pos - 1] <= 0xfe))
|
| 480 |
|
|
return TRUE;
|
| 481 |
|
|
}
|
| 482 |
|
|
#else
|
| 483 |
|
|
str2attr(string,len);
|
| 484 |
|
|
if (attr[pos-1]==ATTENG) return FALSE;
|
| 485 |
|
|
else return TRUE;
|
| 486 |
|
|
#endif
|
| 487 |
|
|
#endif
|
| 488 |
|
|
|
| 489 |
|
|
return FALSE;
|
| 490 |
|
|
}
|
| 491 |
|
|
|
| 492 |
|
|
|
| 493 |
|
|
static BOOL edtIsACCharFromBegin(const char* string,int len,int pos)
|
| 494 |
|
|
{
|
| 495 |
|
|
int i;
|
| 496 |
|
|
if(pos == 0)
|
| 497 |
|
|
return TRUE;
|
| 498 |
|
|
if(len == 0)
|
| 499 |
|
|
return FALSE;
|
| 500 |
|
|
for(i=0;i<len;)
|
| 501 |
|
|
{
|
| 502 |
|
|
if( edtIsACCharAtPosition(string,len,i) )
|
| 503 |
|
|
i += 2;
|
| 504 |
|
|
else
|
| 505 |
|
|
i++;
|
| 506 |
|
|
if(i==pos)
|
| 507 |
|
|
return TRUE;
|
| 508 |
|
|
}
|
| 509 |
|
|
return FALSE;
|
| 510 |
|
|
}
|
| 511 |
|
|
|
| 512 |
|
|
int GetRETURNPos(char *str)
|
| 513 |
|
|
{
|
| 514 |
|
|
int i;
|
| 515 |
|
|
for(i=0;i<strlen(str);i++)
|
| 516 |
|
|
{
|
| 517 |
|
|
if(str[i]==10)
|
| 518 |
|
|
return i;
|
| 519 |
|
|
}
|
| 520 |
|
|
return -1;
|
| 521 |
|
|
}
|
| 522 |
|
|
|
| 523 |
|
|
void MLEditInitBuffer (PMLEDITDATA pMLEditData,char *spcaption)
|
| 524 |
|
|
{
|
| 525 |
|
|
char *caption=spcaption;
|
| 526 |
|
|
int off1;
|
| 527 |
|
|
int lineNO=0;
|
| 528 |
|
|
PLINEDATA pLineData;
|
| 529 |
|
|
if (!(pMLEditData->head = malloc (sizeof (LINEDATA)))) {
|
| 530 |
|
|
fprintf (stderr, "EDITLINE: malloc error!\n");
|
| 531 |
|
|
return ;
|
| 532 |
|
|
}
|
| 533 |
|
|
pMLEditData->head->previous = NULL;
|
| 534 |
|
|
pLineData=pMLEditData->head;
|
| 535 |
|
|
while ( (off1 = GetRETURNPos(caption)) != -1)
|
| 536 |
|
|
{
|
| 537 |
|
|
off1 = min(off1, LEN_MLEDIT_BUFFER);
|
| 538 |
|
|
memcpy(pLineData->buffer,caption,off1);
|
| 539 |
|
|
pLineData->buffer[off1] = '\0';
|
| 540 |
|
|
caption+=min(off1,LEN_MLEDIT_BUFFER)+1;
|
| 541 |
|
|
pLineData->lineNO = lineNO;
|
| 542 |
|
|
pMLEditData->dispPos = 0;
|
| 543 |
|
|
pLineData->dataEnd = strlen(pLineData->buffer);
|
| 544 |
|
|
pLineData->next = malloc (sizeof (LINEDATA));
|
| 545 |
|
|
pLineData->next->previous = pLineData;
|
| 546 |
|
|
pLineData = pLineData->next;
|
| 547 |
|
|
lineNO++;
|
| 548 |
|
|
}
|
| 549 |
|
|
off1 = min(strlen(caption),LEN_MLEDIT_BUFFER);
|
| 550 |
|
|
memcpy(pLineData->buffer,caption,off1);
|
| 551 |
|
|
pLineData->buffer[off1] = '\0';
|
| 552 |
|
|
pLineData->lineNO = lineNO++;
|
| 553 |
|
|
pMLEditData->dispPos = 0;
|
| 554 |
|
|
pLineData->dataEnd = strlen(pLineData->buffer);
|
| 555 |
|
|
pLineData->next = NULL;
|
| 556 |
|
|
pMLEditData->lines = lineNO ;
|
| 557 |
|
|
}
|
| 558 |
|
|
|
| 559 |
|
|
PLINEDATA GetLineData(PMLEDITDATA pMLEditData,int lineNO)
|
| 560 |
|
|
{
|
| 561 |
|
|
PLINEDATA pLineData=pMLEditData->head;
|
| 562 |
|
|
while(pLineData)
|
| 563 |
|
|
{
|
| 564 |
|
|
if(pLineData->lineNO==lineNO)
|
| 565 |
|
|
return pLineData;
|
| 566 |
|
|
pLineData = pLineData->next;
|
| 567 |
|
|
}
|
| 568 |
|
|
return NULL;
|
| 569 |
|
|
}
|
| 570 |
|
|
|
| 571 |
|
|
int MLEditCtrlProc (HWND hWnd, int message, WPARAM wParam, LPARAM lParam)
|
| 572 |
|
|
{
|
| 573 |
|
|
DWORD dwStyle;
|
| 574 |
|
|
DWORD dw;
|
| 575 |
|
|
HDC hdc;
|
| 576 |
|
|
PLINEDATA pLineData;
|
| 577 |
|
|
RECT clientRect;
|
| 578 |
|
|
PMLEDITDATA pMLEditData;
|
| 579 |
|
|
dwStyle = GetWindowStyle(hWnd);
|
| 580 |
|
|
|
| 581 |
|
|
switch (message)
|
| 582 |
|
|
{
|
| 583 |
|
|
case WM_CREATE:
|
| 584 |
|
|
{
|
| 585 |
|
|
if (!(pMLEditData = malloc (sizeof (MLEDITDATA)))) {
|
| 586 |
|
|
fprintf (stderr, "EDIT: malloc error!\n");
|
| 587 |
|
|
return -1;
|
| 588 |
|
|
}
|
| 589 |
|
|
|
| 590 |
|
|
pMLEditData->totalLen = LEN_MLEDIT_BUFFER;
|
| 591 |
|
|
pMLEditData->editPos = 0;
|
| 592 |
|
|
pMLEditData->editLine = 0;
|
| 593 |
|
|
pMLEditData->caretPos = 0;
|
| 594 |
|
|
|
| 595 |
|
|
MLEditInitBuffer(pMLEditData,GetWindowCaption(hWnd));
|
| 596 |
|
|
|
| 597 |
|
|
GetClientRect(hWnd,&clientRect);
|
| 598 |
|
|
pMLEditData->MaxlinesDisp = (clientRect.bottom-clientRect.top)/GetSysCharHeight(hWnd);
|
| 599 |
|
|
pMLEditData->linesDisp = min(pMLEditData->MaxlinesDisp,pMLEditData->lines);
|
| 600 |
|
|
pMLEditData->StartlineDisp = 0;
|
| 601 |
|
|
pMLEditData->EndlineDisp = pMLEditData->StartlineDisp + pMLEditData->linesDisp - 1;
|
| 602 |
|
|
|
| 603 |
|
|
pMLEditData->selStartPos = 0;
|
| 604 |
|
|
pMLEditData->selEndPos = 0;
|
| 605 |
|
|
pMLEditData->passwdChar = '*';
|
| 606 |
|
|
pMLEditData->leftMargin = MARGIN_MEDIT_LEFT;
|
| 607 |
|
|
pMLEditData->topMargin = MARGIN_MEDIT_TOP;
|
| 608 |
|
|
pMLEditData->rightMargin = MARGIN_MEDIT_RIGHT;
|
| 609 |
|
|
pMLEditData->bottomMargin = MARGIN_MEDIT_BOTTOM;
|
| 610 |
|
|
|
| 611 |
|
|
pMLEditData->hardLimit = -1;
|
| 612 |
|
|
|
| 613 |
|
|
/* undo information */
|
| 614 |
|
|
pMLEditData->lastOp = MEDIT_OP_NONE;
|
| 615 |
|
|
pMLEditData->lastPos = 0;
|
| 616 |
|
|
pMLEditData->affectedLen = 0;
|
| 617 |
|
|
pMLEditData->undoBufferLen = LEN_MLEDIT_UNDOBUFFER;
|
| 618 |
|
|
pMLEditData->undoBuffer [0] = '\0';
|
| 619 |
|
|
SetWindowAdditionalData2(hWnd,(DWORD)pMLEditData);
|
| 620 |
|
|
SetWindowAdditionalData(hWnd,(DWORD)0);
|
| 621 |
|
|
break;
|
| 622 |
|
|
}
|
| 623 |
|
|
case WM_DESTROY:
|
| 624 |
|
|
{
|
| 625 |
|
|
PLINEDATA temp;
|
| 626 |
|
|
pMLEditData =(PMLEDITDATA) GetWindowAdditionalData2(hWnd);
|
| 627 |
|
|
DestroyCaret ();
|
| 628 |
|
|
pLineData = pMLEditData->head;
|
| 629 |
|
|
while(pLineData)
|
| 630 |
|
|
{
|
| 631 |
|
|
/*printf("delete lineNO = %d,buffer=%s\n",pLineData->lineNO,pLineData->buffer);*/
|
| 632 |
|
|
temp = pLineData->next;
|
| 633 |
|
|
free(pLineData);
|
| 634 |
|
|
pLineData = temp;
|
| 635 |
|
|
}
|
| 636 |
|
|
free(pMLEditData);
|
| 637 |
|
|
}
|
| 638 |
|
|
break;
|
| 639 |
|
|
|
| 640 |
|
|
case WM_SETFONT:
|
| 641 |
|
|
break;
|
| 642 |
|
|
|
| 643 |
|
|
case WM_GETFONT:
|
| 644 |
|
|
break;
|
| 645 |
|
|
|
| 646 |
|
|
#if 0 /* fix: no WM_SETCURSOR */
|
| 647 |
|
|
case WM_SETCURSOR:
|
| 648 |
|
|
if (dwStyle & WS_DISABLED) {
|
| 649 |
|
|
SetCursor (GetSystemCursor (IDC_ARROW));
|
| 650 |
|
|
return 0;
|
| 651 |
|
|
}
|
| 652 |
|
|
break;
|
| 653 |
|
|
|
| 654 |
|
|
case WM_SIZECHANGED:
|
| 655 |
|
|
{
|
| 656 |
|
|
}
|
| 657 |
|
|
return 0;
|
| 658 |
|
|
#endif
|
| 659 |
|
|
case WM_KILLFOCUS:
|
| 660 |
|
|
{
|
| 661 |
|
|
dw= GetWindowAdditionalData(hWnd);
|
| 662 |
|
|
dw&= ~EST_FOCUSED;
|
| 663 |
|
|
SetWindowAdditionalData(hWnd,dw);
|
| 664 |
|
|
|
| 665 |
|
|
HideCaret (hWnd);
|
| 666 |
|
|
DestroyCaret ();
|
| 667 |
|
|
|
| 668 |
|
|
SendMessage (GetParent (hWnd),
|
| 669 |
|
|
WM_COMMAND,
|
| 670 |
|
|
(WPARAM) MAKELONG (GetDlgCtrlID(hWnd), EN_KILLFOCUS),
|
| 671 |
|
|
(LPARAM)hWnd);
|
| 672 |
|
|
}
|
| 673 |
|
|
break;
|
| 674 |
|
|
|
| 675 |
|
|
case WM_SETFOCUS:
|
| 676 |
|
|
{
|
| 677 |
|
|
dw= GetWindowAdditionalData(hWnd);
|
| 678 |
|
|
if (dw & EST_FOCUSED)
|
| 679 |
|
|
return 0;
|
| 680 |
|
|
|
| 681 |
|
|
dw |= EST_FOCUSED;
|
| 682 |
|
|
SetWindowAdditionalData(hWnd,dw);
|
| 683 |
|
|
|
| 684 |
|
|
pMLEditData =(PMLEDITDATA) GetWindowAdditionalData2(hWnd);
|
| 685 |
|
|
|
| 686 |
|
|
/* only implemented for ES_LEFT align format. */
|
| 687 |
|
|
|
| 688 |
|
|
CreateCaret (hWnd, NULL, 1, /*GetSysCharWidth(hWnd)+1,*/
|
| 689 |
|
|
hWnd->clirect.bottom-hWnd->clirect.top-2);
|
| 690 |
|
|
SetCaretPos (pMLEditData->caretPos * GetSysCharWidth (hWnd)
|
| 691 |
|
|
+ pMLEditData->leftMargin, pMLEditData->topMargin);
|
| 692 |
|
|
ShowCaret(hWnd);
|
| 693 |
|
|
|
| 694 |
|
|
SendMessage (GetParent (hWnd),
|
| 695 |
|
|
WM_COMMAND,
|
| 696 |
|
|
(WPARAM) MAKELONG (GetDlgCtrlID(hWnd), EN_SETFOCUS),
|
| 697 |
|
|
(LPARAM) hWnd);
|
| 698 |
|
|
}
|
| 699 |
|
|
break;
|
| 700 |
|
|
|
| 701 |
|
|
case WM_ENABLE:
|
| 702 |
|
|
if ( (!(dwStyle & WS_DISABLED) && !wParam)
|
| 703 |
|
|
|| ((dwStyle & WS_DISABLED) && wParam) ) {
|
| 704 |
|
|
if (wParam)
|
| 705 |
|
|
ExcludeWindowStyle(hWnd,WS_DISABLED);
|
| 706 |
|
|
else
|
| 707 |
|
|
IncludeWindowStyle(hWnd,WS_DISABLED);
|
| 708 |
|
|
|
| 709 |
|
|
InvalidateRect (hWnd, NULL, FALSE);
|
| 710 |
|
|
}
|
| 711 |
|
|
return 0;
|
| 712 |
|
|
|
| 713 |
|
|
case WM_NCPAINT:
|
| 714 |
|
|
{
|
| 715 |
|
|
RECT rc;
|
| 716 |
|
|
#if 0
|
| 717 |
|
|
if (wParam)
|
| 718 |
|
|
hdc = (HDC)wParam;
|
| 719 |
|
|
else
|
| 720 |
|
|
hdc = GetDC (hWnd);
|
| 721 |
|
|
#if 0 /* fix: no ClipRectIntersect() */
|
| 722 |
|
|
if (lParam)
|
| 723 |
|
|
ClipRectIntersect (hdc, (RECT*)lParam);
|
| 724 |
|
|
#endif
|
| 725 |
|
|
#else
|
| 726 |
|
|
hdc = wParam? (HDC)wParam: GetWindowDC (hWnd);
|
| 727 |
|
|
GetWindowRect(hWnd, &rc);
|
| 728 |
|
|
#endif
|
| 729 |
|
|
if (dwStyle & WS_BORDER)
|
| 730 |
|
|
{
|
| 731 |
|
|
#if 0
|
| 732 |
|
|
RECT rc;
|
| 733 |
|
|
GetWindowRect(hWnd,&rc);
|
| 734 |
|
|
Draw3DDownFrame (hdc, 0, 0,
|
| 735 |
|
|
rc.right - rc.left - 1,
|
| 736 |
|
|
rc.bottom - rc.top - 1,
|
| 737 |
|
|
PIXEL_invalid);
|
| 738 |
|
|
#else
|
| 739 |
|
|
Draw3dInset(hdc, rc.left, rc.top,
|
| 740 |
|
|
rc.right-rc.left, rc.bottom-rc.top);
|
| 741 |
|
|
#endif
|
| 742 |
|
|
}
|
| 743 |
|
|
if (!wParam) {
|
| 744 |
|
|
ReleaseDC(hWnd,hdc);
|
| 745 |
|
|
}
|
| 746 |
|
|
}
|
| 747 |
|
|
return 0;
|
| 748 |
|
|
|
| 749 |
|
|
case WM_PAINT:
|
| 750 |
|
|
{
|
| 751 |
|
|
int dispLen,i;
|
| 752 |
|
|
char* dispBuffer;
|
| 753 |
|
|
RECT rect,rc;
|
| 754 |
|
|
PAINTSTRUCT ps;
|
| 755 |
|
|
HGDIOBJ oldfont=NULL;
|
| 756 |
|
|
|
| 757 |
|
|
hdc = BeginPaint (hWnd,&ps);
|
| 758 |
|
|
GetClientRect (hWnd, &rect);
|
| 759 |
|
|
|
| 760 |
|
|
if (dwStyle & WS_DISABLED)
|
| 761 |
|
|
{
|
| 762 |
|
|
rc.left=0; rc.top=0; rc.bottom=rect.bottom; rc.right=rect.right;
|
| 763 |
|
|
FillRect(hdc,&rc,GetStockObject(LTGRAY_BRUSH));
|
| 764 |
|
|
SetBkColor (hdc, LTGRAY/*PIXEL_lightgray*/);
|
| 765 |
|
|
}
|
| 766 |
|
|
else {
|
| 767 |
|
|
rc.left=0; rc.top=0; rc.bottom=rect.bottom; rc.right=rect.right;
|
| 768 |
|
|
FillRect(hdc,&rc,GetStockObject(WHITE_BRUSH));
|
| 769 |
|
|
SetBkColor (hdc, WHITE/*PIXEL_lightwhite*/);
|
| 770 |
|
|
}
|
| 771 |
|
|
|
| 772 |
|
|
SetTextColor (hdc, BLACK/*PIXEL_black*/);
|
| 773 |
|
|
|
| 774 |
|
|
pMLEditData =(PMLEDITDATA) GetWindowAdditionalData2(hWnd);
|
| 775 |
|
|
for(i = pMLEditData->StartlineDisp; i <= pMLEditData->EndlineDisp; i++)
|
| 776 |
|
|
{
|
| 777 |
|
|
pLineData= GetLineData(pMLEditData,i);
|
| 778 |
|
|
dispLen = edtGetDispLen (hWnd,pLineData);
|
| 779 |
|
|
if (dispLen == 0 && pMLEditData->EndlineDisp >= pMLEditData->lines) {
|
| 780 |
|
|
continue;
|
| 781 |
|
|
}
|
| 782 |
|
|
|
| 783 |
|
|
#ifdef _DEBUG
|
| 784 |
|
|
if (pMLEditData->dispPos > pLineData->dataEnd)
|
| 785 |
|
|
fprintf (stderr, "ASSERT failure: %s.\n", "Edit Paint");
|
| 786 |
|
|
#endif
|
| 787 |
|
|
|
| 788 |
|
|
dispBuffer = alloca (LEN_MLEDIT_BUFFER+1);
|
| 789 |
|
|
|
| 790 |
|
|
if (dwStyle & ES_PASSWORD)
|
| 791 |
|
|
memset (dispBuffer, '*', pLineData->dataEnd);
|
| 792 |
|
|
memcpy (dispBuffer,
|
| 793 |
|
|
pLineData->buffer, /* +pMLEditData->dispPos, */
|
| 794 |
|
|
pLineData->dataEnd); /* - pMLEditData->dispPos); */
|
| 795 |
|
|
dispBuffer[pLineData->dataEnd] = '\0';
|
| 796 |
|
|
|
| 797 |
|
|
/* only implemented ES_LEFT align format for single line edit. */
|
| 798 |
|
|
rect.left = pMLEditData->leftMargin;
|
| 799 |
|
|
rect.top = pMLEditData->topMargin ;
|
| 800 |
|
|
rect.right = pMLEditData->rightMargin;
|
| 801 |
|
|
rect.bottom = pMLEditData->bottomMargin;
|
| 802 |
|
|
#if 0
|
| 803 |
|
|
printf("lineNO=%d,lines=%d,editLine=%d\n",pLineData->lineNO,pMLEditData->lines,
|
| 804 |
|
|
pMLEditData->editLine);
|
| 805 |
|
|
printf("--dispBuffer=%s--\n",dispBuffer);
|
| 806 |
|
|
ClipRectIntersect (hdc, &rect); /* fix: no ClipRectIntersect() */
|
| 807 |
|
|
#endif
|
| 808 |
|
|
|
| 809 |
|
|
#ifdef USE_BIG5
|
| 810 |
|
|
oldfont=SelectObject(hdc,CreateFont(12,
|
| 811 |
|
|
0,0,0,0,0,0,0,0,0,0,0,
|
| 812 |
|
|
FF_DONTCARE|DEFAULT_PITCH,
|
| 813 |
|
|
"HZXFONT"));
|
| 814 |
|
|
#endif
|
| 815 |
|
|
TextOut (hdc,
|
| 816 |
|
|
pMLEditData->leftMargin - pMLEditData->dispPos * GetSysCharWidth(hWnd) ,
|
| 817 |
|
|
GetSysCharHeight(hWnd)*(pLineData->lineNO - pMLEditData->StartlineDisp)
|
| 818 |
|
|
+ pMLEditData->topMargin,
|
| 819 |
|
|
dispBuffer,-1);
|
| 820 |
|
|
}
|
| 821 |
|
|
#ifdef USE_BIG5
|
| 822 |
|
|
DeleteObject(SelectObject(hdc,oldfont));
|
| 823 |
|
|
#endif
|
| 824 |
|
|
EndPaint (hWnd, &ps);
|
| 825 |
|
|
}
|
| 826 |
|
|
break;
|
| 827 |
|
|
|
| 828 |
|
|
case WM_KEYDOWN:
|
| 829 |
|
|
{
|
| 830 |
|
|
BOOL bChange = FALSE;
|
| 831 |
|
|
int i;
|
| 832 |
|
|
int deleted;
|
| 833 |
|
|
PLINEDATA temp = NULL;
|
| 834 |
|
|
char * tempP = NULL;
|
| 835 |
|
|
|
| 836 |
|
|
pMLEditData =(PMLEDITDATA) GetWindowAdditionalData2(hWnd);
|
| 837 |
|
|
|
| 838 |
|
|
switch (LOWORD (wParam))
|
| 839 |
|
|
{
|
| 840 |
|
|
|
| 841 |
|
|
case VK_RETURN: /* SCANCODE_ENTER: */
|
| 842 |
|
|
{
|
| 843 |
|
|
pLineData = GetLineData(pMLEditData,pMLEditData->editLine);
|
| 844 |
|
|
if (pMLEditData->editPos < pLineData->dataEnd)
|
| 845 |
|
|
tempP = pLineData->buffer + pMLEditData->editPos;
|
| 846 |
|
|
temp = pLineData->next;
|
| 847 |
|
|
pLineData->next = malloc( sizeof(LINEDATA) );
|
| 848 |
|
|
pLineData->next->previous = pLineData;
|
| 849 |
|
|
pLineData->next->next = temp;
|
| 850 |
|
|
if(temp)
|
| 851 |
|
|
{
|
| 852 |
|
|
temp->previous = pLineData->next;
|
| 853 |
|
|
}
|
| 854 |
|
|
temp = pLineData->next;
|
| 855 |
|
|
temp->lineNO = pMLEditData->editLine + 1;
|
| 856 |
|
|
if(tempP)
|
| 857 |
|
|
{
|
| 858 |
|
|
memcpy(temp->buffer,tempP,strlen(tempP));
|
| 859 |
|
|
temp->dataEnd = strlen(tempP);
|
| 860 |
|
|
}
|
| 861 |
|
|
else
|
| 862 |
|
|
temp->dataEnd = 0;
|
| 863 |
|
|
temp->buffer[temp->dataEnd] = '\0';
|
| 864 |
|
|
pLineData->dataEnd = pMLEditData->editPos;
|
| 865 |
|
|
pLineData->buffer[pLineData->dataEnd]='\0';
|
| 866 |
|
|
temp = temp->next;
|
| 867 |
|
|
while (temp)
|
| 868 |
|
|
{
|
| 869 |
|
|
temp->lineNO++;
|
| 870 |
|
|
temp = temp->next;
|
| 871 |
|
|
}
|
| 872 |
|
|
pMLEditData->editPos = 0;
|
| 873 |
|
|
pMLEditData->caretPos= 0;
|
| 874 |
|
|
pMLEditData->dispPos = 0;
|
| 875 |
|
|
if(pMLEditData->linesDisp < pMLEditData->MaxlinesDisp)
|
| 876 |
|
|
{
|
| 877 |
|
|
pMLEditData->EndlineDisp++;
|
| 878 |
|
|
pMLEditData->linesDisp++;
|
| 879 |
|
|
}
|
| 880 |
|
|
else if(pMLEditData->editLine == pMLEditData->EndlineDisp)
|
| 881 |
|
|
{
|
| 882 |
|
|
pMLEditData->StartlineDisp++;
|
| 883 |
|
|
pMLEditData->EndlineDisp++;
|
| 884 |
|
|
}
|
| 885 |
|
|
pMLEditData->editLine++;
|
| 886 |
|
|
pMLEditData->lines++;
|
| 887 |
|
|
SetCaretPos (pMLEditData->caretPos * GetSysCharWidth (hWnd)
|
| 888 |
|
|
+ pMLEditData->leftMargin,
|
| 889 |
|
|
(pMLEditData->editLine - pMLEditData->StartlineDisp) * GetSysCharHeight(hWnd)
|
| 890 |
|
|
+pMLEditData->topMargin);
|
| 891 |
|
|
InvalidateRect (hWnd, NULL, FALSE);
|
| 892 |
|
|
return 0;
|
| 893 |
|
|
}
|
| 894 |
|
|
case VK_HOME: /* SCANCODE_HOME: */
|
| 895 |
|
|
{
|
| 896 |
|
|
PLINEDATA temp;
|
| 897 |
|
|
if (pMLEditData->editPos == 0)
|
| 898 |
|
|
return 0;
|
| 899 |
|
|
|
| 900 |
|
|
pMLEditData->editPos = 0;
|
| 901 |
|
|
pMLEditData->caretPos = 0;
|
| 902 |
|
|
|
| 903 |
|
|
SetCaretPos (pMLEditData->leftMargin,
|
| 904 |
|
|
(pMLEditData->editLine-pMLEditData->StartlineDisp) * GetSysCharHeight(hWnd)
|
| 905 |
|
|
+pMLEditData->topMargin);
|
| 906 |
|
|
temp = GetLineData(pMLEditData,pMLEditData->editLine);
|
| 907 |
|
|
if (pMLEditData->dispPos != 0)
|
| 908 |
|
|
{
|
| 909 |
|
|
pMLEditData->dispPos = 0;
|
| 910 |
|
|
InvalidateRect (hWnd, NULL, FALSE);
|
| 911 |
|
|
}
|
| 912 |
|
|
return 0;
|
| 913 |
|
|
}
|
| 914 |
|
|
case VK_END: /* SCANCODE_END: */
|
| 915 |
|
|
{
|
| 916 |
|
|
int newStartPos;
|
| 917 |
|
|
pLineData = GetLineData(pMLEditData,pMLEditData->editLine);
|
| 918 |
|
|
if (pMLEditData->editPos == pLineData->dataEnd)
|
| 919 |
|
|
return 0;
|
| 920 |
|
|
newStartPos = edtGetStartDispPosAtEnd (hWnd, pLineData);
|
| 921 |
|
|
|
| 922 |
|
|
pMLEditData->editPos = pLineData->dataEnd;
|
| 923 |
|
|
pMLEditData->caretPos = pMLEditData->editPos - newStartPos;
|
| 924 |
|
|
|
| 925 |
|
|
SetCaretPos (pMLEditData->caretPos * GetSysCharWidth (hWnd)
|
| 926 |
|
|
+ pMLEditData->leftMargin,
|
| 927 |
|
|
(pMLEditData->editLine-pMLEditData->StartlineDisp) * GetSysCharHeight(hWnd)
|
| 928 |
|
|
+ pMLEditData->topMargin);
|
| 929 |
|
|
|
| 930 |
|
|
if (pMLEditData->dispPos != newStartPos)
|
| 931 |
|
|
InvalidateRect (hWnd, NULL, FALSE);
|
| 932 |
|
|
pMLEditData->dispPos = newStartPos;
|
| 933 |
|
|
}
|
| 934 |
|
|
return 0;
|
| 935 |
|
|
|
| 936 |
|
|
case VK_LEFT: /* SCANCODE_CURSORBLOCKLEFT: */
|
| 937 |
|
|
{
|
| 938 |
|
|
BOOL bScroll = FALSE;
|
| 939 |
|
|
int scrollStep,newStartPos;
|
| 940 |
|
|
PLINEDATA temp;
|
| 941 |
|
|
pLineData = GetLineData(pMLEditData,pMLEditData->editLine);
|
| 942 |
|
|
if (pMLEditData->editPos == 0 )
|
| 943 |
|
|
{
|
| 944 |
|
|
temp = pLineData->previous;
|
| 945 |
|
|
if(temp && pMLEditData->editLine > pMLEditData->StartlineDisp)
|
| 946 |
|
|
{
|
| 947 |
|
|
pMLEditData->editLine --;
|
| 948 |
|
|
pMLEditData->editPos = temp->dataEnd;
|
| 949 |
|
|
newStartPos = edtGetStartDispPosAtEnd (hWnd, temp);
|
| 950 |
|
|
pMLEditData->caretPos = pMLEditData->editPos - newStartPos;
|
| 951 |
|
|
if (pMLEditData->dispPos != newStartPos)
|
| 952 |
|
|
{
|
| 953 |
|
|
pMLEditData->dispPos = newStartPos;
|
| 954 |
|
|
bScroll = TRUE;
|
| 955 |
|
|
}
|
| 956 |
|
|
}
|
| 957 |
|
|
else
|
| 958 |
|
|
return 0;
|
| 959 |
|
|
}
|
| 960 |
|
|
else
|
| 961 |
|
|
{ if (edtIsACCharBeforePosition (pLineData->buffer,
|
| 962 |
|
|
pLineData->dataEnd,
|
| 963 |
|
|
pMLEditData->editPos)) {
|
| 964 |
|
|
scrollStep = 2;
|
| 965 |
|
|
pMLEditData->editPos -= 2;
|
| 966 |
|
|
}
|
| 967 |
|
|
else {
|
| 968 |
|
|
scrollStep = 1;
|
| 969 |
|
|
pMLEditData->editPos --;
|
| 970 |
|
|
}
|
| 971 |
|
|
|
| 972 |
|
|
pMLEditData->caretPos -= scrollStep;
|
| 973 |
|
|
if (pMLEditData->caretPos == 0
|
| 974 |
|
|
&& pMLEditData->editPos != 0) {
|
| 975 |
|
|
|
| 976 |
|
|
bScroll = TRUE;
|
| 977 |
|
|
|
| 978 |
|
|
if (edtIsACCharBeforePosition (pLineData->buffer,
|
| 979 |
|
|
pLineData->dataEnd,
|
| 980 |
|
|
pMLEditData->editPos)) {
|
| 981 |
|
|
pMLEditData->dispPos -= 2;
|
| 982 |
|
|
pMLEditData->caretPos = 2;
|
| 983 |
|
|
}
|
| 984 |
|
|
else {
|
| 985 |
|
|
pMLEditData->dispPos--;
|
| 986 |
|
|
pMLEditData->caretPos = 1;
|
| 987 |
|
|
}
|
| 988 |
|
|
}
|
| 989 |
|
|
else if (pMLEditData->caretPos < 0) {
|
| 990 |
|
|
pMLEditData->dispPos = 0;
|
| 991 |
|
|
pMLEditData->caretPos = 0;
|
| 992 |
|
|
}
|
| 993 |
|
|
}
|
| 994 |
|
|
SetCaretPos (pMLEditData->caretPos * GetSysCharWidth (hWnd)
|
| 995 |
|
|
+ pMLEditData->leftMargin,
|
| 996 |
|
|
(pMLEditData->editLine - pMLEditData->StartlineDisp) * GetSysCharHeight(hWnd)
|
| 997 |
|
|
+ pMLEditData->topMargin);
|
| 998 |
|
|
|
| 999 |
|
|
if (bScroll)
|
| 1000 |
|
|
InvalidateRect (hWnd, NULL, FALSE);
|
| 1001 |
|
|
}
|
| 1002 |
|
|
return 0;
|
| 1003 |
|
|
|
| 1004 |
|
|
case VK_RIGHT: /* SCANCODE_CURSORBLOCKRIGHT: */
|
| 1005 |
|
|
{
|
| 1006 |
|
|
BOOL bScroll = FALSE;
|
| 1007 |
|
|
int scrollStep, moveStep;
|
| 1008 |
|
|
PLINEDATA temp;
|
| 1009 |
|
|
|
| 1010 |
|
|
pLineData = GetLineData(pMLEditData,pMLEditData->editLine);
|
| 1011 |
|
|
if (pMLEditData->editPos == pLineData->dataEnd)
|
| 1012 |
|
|
{
|
| 1013 |
|
|
temp = pLineData->next;
|
| 1014 |
|
|
if(temp)
|
| 1015 |
|
|
{
|
| 1016 |
|
|
pMLEditData->editLine++;
|
| 1017 |
|
|
pMLEditData->editPos = 0;
|
| 1018 |
|
|
pMLEditData->caretPos = 0;
|
| 1019 |
|
|
if(pMLEditData->dispPos !=0)
|
| 1020 |
|
|
{
|
| 1021 |
|
|
pMLEditData->dispPos = 0;
|
| 1022 |
|
|
bScroll = TRUE;
|
| 1023 |
|
|
}
|
| 1024 |
|
|
}
|
| 1025 |
|
|
else
|
| 1026 |
|
|
return 0;
|
| 1027 |
|
|
}
|
| 1028 |
|
|
else
|
| 1029 |
|
|
{
|
| 1030 |
|
|
if (edtIsACCharAtPosition (pLineData->buffer,
|
| 1031 |
|
|
pLineData->dataEnd,
|
| 1032 |
|
|
pMLEditData->dispPos)) {
|
| 1033 |
|
|
if (edtIsACCharAtPosition (pLineData->buffer,
|
| 1034 |
|
|
pLineData->dataEnd,
|
| 1035 |
|
|
pMLEditData->editPos)) {
|
| 1036 |
|
|
scrollStep = 2;
|
| 1037 |
|
|
moveStep = 2;
|
| 1038 |
|
|
pMLEditData->editPos += 2;
|
| 1039 |
|
|
}
|
| 1040 |
|
|
else {
|
| 1041 |
|
|
scrollStep = 2;
|
| 1042 |
|
|
moveStep = 1;
|
| 1043 |
|
|
pMLEditData->editPos ++;
|
| 1044 |
|
|
}
|
| 1045 |
|
|
}
|
| 1046 |
|
|
else {
|
| 1047 |
|
|
if (edtIsACCharAtPosition (pLineData->buffer,
|
| 1048 |
|
|
pLineData->dataEnd,
|
| 1049 |
|
|
pMLEditData->editPos)) {
|
| 1050 |
|
|
|
| 1051 |
|
|
if (edtIsACCharAtPosition (pLineData->buffer,
|
| 1052 |
|
|
pLineData->dataEnd,
|
| 1053 |
|
|
pMLEditData->dispPos + 1))
|
| 1054 |
|
|
scrollStep = 3;
|
| 1055 |
|
|
else
|
| 1056 |
|
|
scrollStep = 2;
|
| 1057 |
|
|
|
| 1058 |
|
|
moveStep = 2;
|
| 1059 |
|
|
pMLEditData->editPos += 2;
|
| 1060 |
|
|
}
|
| 1061 |
|
|
else {
|
| 1062 |
|
|
scrollStep = 1;
|
| 1063 |
|
|
moveStep = 1;
|
| 1064 |
|
|
pMLEditData->editPos ++;
|
| 1065 |
|
|
}
|
| 1066 |
|
|
}
|
| 1067 |
|
|
|
| 1068 |
|
|
pMLEditData->caretPos += moveStep;
|
| 1069 |
|
|
if (pMLEditData->caretPos * GetSysCharWidth (hWnd)
|
| 1070 |
|
|
> edtGetOutWidth (hWnd)) {
|
| 1071 |
|
|
bScroll = TRUE;
|
| 1072 |
|
|
pMLEditData->dispPos += scrollStep;
|
| 1073 |
|
|
pMLEditData->caretPos =
|
| 1074 |
|
|
pMLEditData->editPos - pMLEditData->dispPos;
|
| 1075 |
|
|
}
|
| 1076 |
|
|
}
|
| 1077 |
|
|
SetCaretPos (pMLEditData->caretPos * GetSysCharWidth (hWnd)
|
| 1078 |
|
|
+ pMLEditData->leftMargin,
|
| 1079 |
|
|
(pMLEditData->editLine - pMLEditData->StartlineDisp) * GetSysCharHeight (hWnd)
|
| 1080 |
|
|
+ pMLEditData->topMargin);
|
| 1081 |
|
|
|
| 1082 |
|
|
if (bScroll)
|
| 1083 |
|
|
InvalidateRect (hWnd, NULL, FALSE);
|
| 1084 |
|
|
}
|
| 1085 |
|
|
return 0;
|
| 1086 |
|
|
|
| 1087 |
|
|
case VK_UP: /* SCANCODE_CURSORBLOCKUP: */
|
| 1088 |
|
|
{
|
| 1089 |
|
|
BOOL bScroll = FALSE;
|
| 1090 |
|
|
int newStartPos;
|
| 1091 |
|
|
PLINEDATA temp;
|
| 1092 |
|
|
pLineData = GetLineData(pMLEditData,pMLEditData->editLine);
|
| 1093 |
|
|
temp = pLineData->previous;
|
| 1094 |
|
|
if(pMLEditData->editLine == 0)
|
| 1095 |
|
|
return 0;
|
| 1096 |
|
|
else if (pMLEditData->editLine == pMLEditData->StartlineDisp)
|
| 1097 |
|
|
{
|
| 1098 |
|
|
bScroll = TRUE;
|
| 1099 |
|
|
pMLEditData->StartlineDisp--;
|
| 1100 |
|
|
pMLEditData->EndlineDisp--;
|
| 1101 |
|
|
}
|
| 1102 |
|
|
pMLEditData->editLine--;
|
| 1103 |
|
|
|
| 1104 |
|
|
if( pMLEditData->editPos >= temp->dataEnd )
|
| 1105 |
|
|
{
|
| 1106 |
|
|
pMLEditData->editPos = temp->dataEnd;
|
| 1107 |
|
|
pMLEditData->dispPos = 0;
|
| 1108 |
|
|
newStartPos = edtGetStartDispPosAtEnd (hWnd, temp);
|
| 1109 |
|
|
pMLEditData->dispPos = newStartPos;
|
| 1110 |
|
|
pMLEditData->caretPos = pMLEditData->editPos - newStartPos;
|
| 1111 |
|
|
bScroll = TRUE;
|
| 1112 |
|
|
}
|
| 1113 |
|
|
else
|
| 1114 |
|
|
{
|
| 1115 |
|
|
newStartPos = edtGetOffset(hWnd, pMLEditData,temp,
|
| 1116 |
|
|
pMLEditData->caretPos * GetSysCharWidth (hWnd)
|
| 1117 |
|
|
+ pMLEditData->leftMargin);
|
| 1118 |
|
|
if(!edtIsACCharFromBegin(temp->buffer,temp->dataEnd,
|
| 1119 |
|
|
pMLEditData->dispPos))
|
| 1120 |
|
|
{
|
| 1121 |
|
|
bScroll = TRUE;
|
| 1122 |
|
|
pMLEditData->dispPos--;
|
| 1123 |
|
|
newStartPos = edtGetOffset(hWnd, pMLEditData,temp,
|
| 1124 |
|
|
pMLEditData->caretPos * GetSysCharWidth (hWnd)
|
| 1125 |
|
|
+ pMLEditData->leftMargin+GetSysCharWidth(hWnd)/2);
|
| 1126 |
|
|
}
|
| 1127 |
|
|
pMLEditData->editPos = newStartPos + pMLEditData->dispPos;
|
| 1128 |
|
|
pMLEditData->caretPos = newStartPos;
|
| 1129 |
|
|
}
|
| 1130 |
|
|
SetCaretPos (pMLEditData->caretPos * GetSysCharWidth (hWnd)
|
| 1131 |
|
|
+ pMLEditData->leftMargin,
|
| 1132 |
|
|
(pMLEditData->editLine - pMLEditData->StartlineDisp) * GetSysCharHeight(hWnd)
|
| 1133 |
|
|
+ pMLEditData->topMargin);
|
| 1134 |
|
|
if(bScroll)
|
| 1135 |
|
|
InvalidateRect(hWnd,NULL,FALSE);
|
| 1136 |
|
|
}
|
| 1137 |
|
|
break;
|
| 1138 |
|
|
case VK_DOWN: /* SCANCODE_CURSORBLOCKDOWN: */
|
| 1139 |
|
|
{
|
| 1140 |
|
|
BOOL bScroll = FALSE;
|
| 1141 |
|
|
int newStartPos;
|
| 1142 |
|
|
PLINEDATA temp;
|
| 1143 |
|
|
pLineData = GetLineData(pMLEditData,pMLEditData->editLine);
|
| 1144 |
|
|
temp = pLineData->next;
|
| 1145 |
|
|
if(pMLEditData->editLine == pMLEditData->lines-1)
|
| 1146 |
|
|
return 0;
|
| 1147 |
|
|
else if (pMLEditData->editLine == pMLEditData->EndlineDisp)
|
| 1148 |
|
|
{
|
| 1149 |
|
|
bScroll = TRUE;
|
| 1150 |
|
|
pMLEditData->StartlineDisp++;
|
| 1151 |
|
|
pMLEditData->EndlineDisp++;
|
| 1152 |
|
|
}
|
| 1153 |
|
|
pMLEditData->editLine++;
|
| 1154 |
|
|
|
| 1155 |
|
|
if( pMLEditData->editPos >= temp->dataEnd )
|
| 1156 |
|
|
{
|
| 1157 |
|
|
pMLEditData->editPos = temp->dataEnd;
|
| 1158 |
|
|
pMLEditData->dispPos = 0;
|
| 1159 |
|
|
newStartPos = edtGetStartDispPosAtEnd (hWnd, temp);
|
| 1160 |
|
|
pMLEditData->dispPos = newStartPos;
|
| 1161 |
|
|
pMLEditData->caretPos = pMLEditData->editPos - newStartPos;
|
| 1162 |
|
|
bScroll = TRUE;
|
| 1163 |
|
|
}
|
| 1164 |
|
|
else
|
| 1165 |
|
|
{
|
| 1166 |
|
|
newStartPos = edtGetOffset(hWnd, pMLEditData,temp,
|
| 1167 |
|
|
pMLEditData->caretPos * GetSysCharWidth (hWnd)
|
| 1168 |
|
|
+ pMLEditData->leftMargin);
|
| 1169 |
|
|
if(!edtIsACCharFromBegin(temp->buffer,temp->dataEnd,
|
| 1170 |
|
|
pMLEditData->dispPos))
|
| 1171 |
|
|
{
|
| 1172 |
|
|
bScroll = TRUE;
|
| 1173 |
|
|
pMLEditData->dispPos--;
|
| 1174 |
|
|
newStartPos = edtGetOffset(hWnd, pMLEditData,temp,
|
| 1175 |
|
|
pMLEditData->caretPos * GetSysCharWidth (hWnd)
|
| 1176 |
|
|
+ pMLEditData->leftMargin+GetSysCharWidth(hWnd)/2);
|
| 1177 |
|
|
}
|
| 1178 |
|
|
pMLEditData->editPos = newStartPos + pMLEditData->dispPos;
|
| 1179 |
|
|
pMLEditData->caretPos = newStartPos;
|
| 1180 |
|
|
}
|
| 1181 |
|
|
SetCaretPos (pMLEditData->caretPos * GetSysCharWidth (hWnd)
|
| 1182 |
|
|
+ pMLEditData->leftMargin,
|
| 1183 |
|
|
(pMLEditData->editLine - pMLEditData->StartlineDisp) * GetSysCharHeight(hWnd)
|
| 1184 |
|
|
+ pMLEditData->topMargin);
|
| 1185 |
|
|
if(bScroll)
|
| 1186 |
|
|
InvalidateRect(hWnd,NULL,FALSE);
|
| 1187 |
|
|
|
| 1188 |
|
|
}
|
| 1189 |
|
|
break;
|
| 1190 |
|
|
case VK_INSERT: /* SCANCODE_INSERT: */
|
| 1191 |
|
|
dw = GetWindowAdditionalData(hWnd);
|
| 1192 |
|
|
dw ^= EST_REPLACE;
|
| 1193 |
|
|
SetWindowAdditionalData(hWnd,dw);
|
| 1194 |
|
|
break;
|
| 1195 |
|
|
|
| 1196 |
|
|
case VK_DELETE: /* SCANCODE_REMOVE: */
|
| 1197 |
|
|
{
|
| 1198 |
|
|
PLINEDATA temp;
|
| 1199 |
|
|
int leftLen;
|
| 1200 |
|
|
pLineData = GetLineData(pMLEditData,pMLEditData->editLine);
|
| 1201 |
|
|
if ((GetWindowAdditionalData(hWnd) & EST_READONLY) ){
|
| 1202 |
|
|
#if 0 /* fix: no ping() */
|
| 1203 |
|
|
ping ();
|
| 1204 |
|
|
#endif
|
| 1205 |
|
|
return 0;
|
| 1206 |
|
|
}
|
| 1207 |
|
|
temp = pLineData->next;
|
| 1208 |
|
|
if (pLineData->dataEnd == pMLEditData->editPos && temp)
|
| 1209 |
|
|
{
|
| 1210 |
|
|
if(pLineData->dataEnd + temp->dataEnd <= LEN_MLEDIT_BUFFER)
|
| 1211 |
|
|
{
|
| 1212 |
|
|
memcpy(pLineData->buffer+pLineData->dataEnd,temp->buffer,temp->dataEnd);
|
| 1213 |
|
|
pLineData->dataEnd += temp->dataEnd;
|
| 1214 |
|
|
pLineData->buffer[pLineData->dataEnd] = '\0';
|
| 1215 |
|
|
if(temp->next)
|
| 1216 |
|
|
{
|
| 1217 |
|
|
pLineData->next = temp->next;
|
| 1218 |
|
|
temp->next->previous = pLineData;
|
| 1219 |
|
|
}
|
| 1220 |
|
|
else
|
| 1221 |
|
|
pLineData->next = NULL;
|
| 1222 |
|
|
free(temp);
|
| 1223 |
|
|
temp = pLineData->next;
|
| 1224 |
|
|
while (temp)
|
| 1225 |
|
|
{
|
| 1226 |
|
|
temp->lineNO--;
|
| 1227 |
|
|
temp = temp->next;
|
| 1228 |
|
|
}
|
| 1229 |
|
|
if(pMLEditData->lines <= pMLEditData->MaxlinesDisp)
|
| 1230 |
|
|
{
|
| 1231 |
|
|
pMLEditData->EndlineDisp--;
|
| 1232 |
|
|
pMLEditData->linesDisp--;
|
| 1233 |
|
|
}
|
| 1234 |
|
|
if(pMLEditData->EndlineDisp >= pMLEditData->lines-1)
|
| 1235 |
|
|
{
|
| 1236 |
|
|
pMLEditData->EndlineDisp--;
|
| 1237 |
|
|
if(pMLEditData->StartlineDisp !=0)
|
| 1238 |
|
|
pMLEditData->StartlineDisp--;
|
| 1239 |
|
|
else
|
| 1240 |
|
|
pMLEditData->linesDisp--;
|
| 1241 |
|
|
}
|
| 1242 |
|
|
pMLEditData->lines--;
|
| 1243 |
|
|
}
|
| 1244 |
|
|
else if (temp->dataEnd > 0)
|
| 1245 |
|
|
{
|
| 1246 |
|
|
leftLen = LEN_MLEDIT_BUFFER - pLineData->dataEnd;
|
| 1247 |
|
|
memcpy(pLineData->buffer+pLineData->dataEnd,temp->buffer,leftLen);
|
| 1248 |
|
|
pLineData->dataEnd +=leftLen;
|
| 1249 |
|
|
pLineData->buffer[pLineData->dataEnd] = '\0';
|
| 1250 |
|
|
memcpy(temp->buffer,temp->buffer+leftLen,temp->dataEnd-leftLen);
|
| 1251 |
|
|
temp->dataEnd -=leftLen;
|
| 1252 |
|
|
temp->buffer[temp->dataEnd] = '\0';
|
| 1253 |
|
|
}
|
| 1254 |
|
|
}
|
| 1255 |
|
|
else if (pMLEditData->editPos != pLineData->dataEnd)
|
| 1256 |
|
|
{
|
| 1257 |
|
|
if (edtIsACCharAtPosition (pLineData->buffer,
|
| 1258 |
|
|
pLineData->dataEnd,
|
| 1259 |
|
|
pMLEditData->editPos))
|
| 1260 |
|
|
deleted = 2;
|
| 1261 |
|
|
else
|
| 1262 |
|
|
deleted = 1;
|
| 1263 |
|
|
|
| 1264 |
|
|
for (i = pMLEditData->editPos;
|
| 1265 |
|
|
i < pLineData->dataEnd - deleted;
|
| 1266 |
|
|
i++)
|
| 1267 |
|
|
pLineData->buffer [i]
|
| 1268 |
|
|
= pLineData->buffer [i + deleted];
|
| 1269 |
|
|
|
| 1270 |
|
|
pLineData->dataEnd -= deleted;
|
| 1271 |
|
|
pLineData->buffer[pLineData->dataEnd] = '\0';
|
| 1272 |
|
|
}
|
| 1273 |
|
|
bChange = TRUE;
|
| 1274 |
|
|
InvalidateRect (hWnd, NULL,FALSE);
|
| 1275 |
|
|
}
|
| 1276 |
|
|
break;
|
| 1277 |
|
|
|
| 1278 |
|
|
case VK_BACK: /* SCANCODE_BACKSPACE: */
|
| 1279 |
|
|
{
|
| 1280 |
|
|
PLINEDATA temp;
|
| 1281 |
|
|
int leftLen,tempEnd;
|
| 1282 |
|
|
if ((GetWindowAdditionalData(hWnd) & EST_READONLY) ){
|
| 1283 |
|
|
#if 0 /* fix: no Ping() */
|
| 1284 |
|
|
Ping ();
|
| 1285 |
|
|
#endif
|
| 1286 |
|
|
return 0;
|
| 1287 |
|
|
}
|
| 1288 |
|
|
pLineData = GetLineData(pMLEditData,pMLEditData->editLine);
|
| 1289 |
|
|
temp = pLineData->previous;
|
| 1290 |
|
|
if (pMLEditData->editPos == 0 && temp)
|
| 1291 |
|
|
{
|
| 1292 |
|
|
tempEnd = temp->dataEnd;
|
| 1293 |
|
|
if(pLineData->dataEnd + temp->dataEnd <= LEN_MLEDIT_BUFFER)
|
| 1294 |
|
|
{
|
| 1295 |
|
|
memcpy(temp->buffer+temp->dataEnd,pLineData->buffer,pLineData->dataEnd);
|
| 1296 |
|
|
temp->dataEnd +=pLineData->dataEnd;
|
| 1297 |
|
|
temp->buffer[temp->dataEnd] = '\0';
|
| 1298 |
|
|
if(pLineData->next)
|
| 1299 |
|
|
{
|
| 1300 |
|
|
temp->next = pLineData->next;
|
| 1301 |
|
|
pLineData->next->previous = temp;
|
| 1302 |
|
|
}
|
| 1303 |
|
|
else
|
| 1304 |
|
|
temp->next = NULL;
|
| 1305 |
|
|
free(pLineData);
|
| 1306 |
|
|
pLineData = temp;
|
| 1307 |
|
|
temp = temp->next;
|
| 1308 |
|
|
while(temp)
|
| 1309 |
|
|
{
|
| 1310 |
|
|
temp->lineNO--;
|
| 1311 |
|
|
temp = temp->next;
|
| 1312 |
|
|
}
|
| 1313 |
|
|
if(pMLEditData->StartlineDisp == pMLEditData->editLine
|
| 1314 |
|
|
&& pMLEditData->StartlineDisp != 0)
|
| 1315 |
|
|
{
|
| 1316 |
|
|
pMLEditData->StartlineDisp--;
|
| 1317 |
|
|
if(pMLEditData->EndlineDisp == pMLEditData->lines)
|
| 1318 |
|
|
pMLEditData->EndlineDisp--;
|
| 1319 |
|
|
}
|
| 1320 |
|
|
if(pMLEditData->lines <= pMLEditData->MaxlinesDisp)
|
| 1321 |
|
|
{
|
| 1322 |
|
|
pMLEditData->linesDisp--;
|
| 1323 |
|
|
pMLEditData->EndlineDisp--;
|
| 1324 |
|
|
}
|
| 1325 |
|
|
pMLEditData->lines--;
|
| 1326 |
|
|
}
|
| 1327 |
|
|
else if (pLineData->dataEnd > 0)
|
| 1328 |
|
|
{
|
| 1329 |
|
|
leftLen = LEN_MLEDIT_BUFFER - temp->dataEnd;
|
| 1330 |
|
|
memcpy(temp->buffer+temp->dataEnd,pLineData->buffer,leftLen);
|
| 1331 |
|
|
temp->dataEnd +=leftLen;
|
| 1332 |
|
|
temp->buffer[temp->dataEnd] = '\0';
|
| 1333 |
|
|
memcpy(pLineData->buffer,pLineData->buffer+leftLen,pLineData->dataEnd-leftLen);
|
| 1334 |
|
|
pLineData->dataEnd -=leftLen;
|
| 1335 |
|
|
pLineData->buffer[pLineData->dataEnd] = '\0';
|
| 1336 |
|
|
}
|
| 1337 |
|
|
pMLEditData->editLine--;
|
| 1338 |
|
|
pMLEditData->editPos = tempEnd;
|
| 1339 |
|
|
pMLEditData->dispPos = tempEnd;
|
| 1340 |
|
|
/* µ±±à¼Î»Öò»Îª0,caretλÖÃΪ0µÄʱºò,Òƶ¯caretλÖÃ. */
|
| 1341 |
|
|
if (pMLEditData->caretPos == 0
|
| 1342 |
|
|
&& pMLEditData->editPos != 0) {
|
| 1343 |
|
|
if (edtIsACCharBeforePosition (pLineData->buffer,
|
| 1344 |
|
|
pLineData->dataEnd,
|
| 1345 |
|
|
pMLEditData->editPos)) {
|
| 1346 |
|
|
pMLEditData->dispPos -= 2;
|
| 1347 |
|
|
pMLEditData->caretPos = 2;
|
| 1348 |
|
|
}
|
| 1349 |
|
|
else {
|
| 1350 |
|
|
pMLEditData->dispPos--;
|
| 1351 |
|
|
pMLEditData->caretPos = 1;
|
| 1352 |
|
|
}
|
| 1353 |
|
|
}
|
| 1354 |
|
|
else if (pMLEditData->caretPos < 0) {
|
| 1355 |
|
|
pMLEditData->dispPos = 0;
|
| 1356 |
|
|
pMLEditData->caretPos = 0;
|
| 1357 |
|
|
}
|
| 1358 |
|
|
}
|
| 1359 |
|
|
else if (pMLEditData->editPos != 0 )
|
| 1360 |
|
|
{
|
| 1361 |
|
|
if (edtIsACCharBeforePosition (pLineData->buffer,
|
| 1362 |
|
|
pLineData->dataEnd,
|
| 1363 |
|
|
pMLEditData->editPos))
|
| 1364 |
|
|
deleted = 2;
|
| 1365 |
|
|
else
|
| 1366 |
|
|
deleted = 1;
|
| 1367 |
|
|
|
| 1368 |
|
|
for (i = pMLEditData->editPos;
|
| 1369 |
|
|
i < pLineData->dataEnd;
|
| 1370 |
|
|
i++)
|
| 1371 |
|
|
pLineData->buffer [i - deleted]
|
| 1372 |
|
|
= pLineData->buffer [i];
|
| 1373 |
|
|
|
| 1374 |
|
|
pLineData->dataEnd -= deleted;
|
| 1375 |
|
|
pMLEditData->editPos -= deleted;
|
| 1376 |
|
|
pMLEditData->caretPos -= deleted;
|
| 1377 |
|
|
if (pMLEditData->caretPos == 0
|
| 1378 |
|
|
&& pMLEditData->editPos != 0) {
|
| 1379 |
|
|
if (edtIsACCharBeforePosition (pLineData->buffer,
|
| 1380 |
|
|
pLineData->dataEnd,
|
| 1381 |
|
|
pMLEditData->editPos)) {
|
| 1382 |
|
|
pMLEditData->dispPos -= 2;
|
| 1383 |
|
|
pMLEditData->caretPos = 2;
|
| 1384 |
|
|
}
|
| 1385 |
|
|
else {
|
| 1386 |
|
|
pMLEditData->dispPos --;
|
| 1387 |
|
|
pMLEditData->caretPos = 1;
|
| 1388 |
|
|
}
|
| 1389 |
|
|
|
| 1390 |
|
|
}
|
| 1391 |
|
|
}
|
| 1392 |
|
|
bChange = TRUE;
|
| 1393 |
|
|
SetCaretPos (pMLEditData->caretPos * GetSysCharWidth (hWnd)
|
| 1394 |
|
|
+ pMLEditData->leftMargin,
|
| 1395 |
|
|
(pMLEditData->editLine - pMLEditData->StartlineDisp) * GetSysCharHeight(hWnd)
|
| 1396 |
|
|
+ pMLEditData->topMargin);
|
| 1397 |
|
|
InvalidateRect (hWnd, NULL, FALSE);
|
| 1398 |
|
|
}
|
| 1399 |
|
|
break;
|
| 1400 |
|
|
|
| 1401 |
|
|
default:
|
| 1402 |
|
|
break;
|
| 1403 |
|
|
}
|
| 1404 |
|
|
|
| 1405 |
|
|
if (bChange)
|
| 1406 |
|
|
SendMessage (GetParent (hWnd), WM_COMMAND,
|
| 1407 |
|
|
(WPARAM) MAKELONG (GetDlgCtrlID(hWnd), EN_CHANGE),
|
| 1408 |
|
|
(LPARAM) hWnd);
|
| 1409 |
|
|
return 0;
|
| 1410 |
|
|
}
|
| 1411 |
|
|
|
| 1412 |
|
|
case WM_CHAR:
|
| 1413 |
|
|
{
|
| 1414 |
|
|
char charBuffer [2];
|
| 1415 |
|
|
int i, chars, scrollStep, inserting;
|
| 1416 |
|
|
UINT format;
|
| 1417 |
|
|
|
| 1418 |
|
|
pMLEditData = (PMLEDITDATA)GetWindowAdditionalData2(hWnd);
|
| 1419 |
|
|
|
| 1420 |
|
|
pLineData = GetLineData(pMLEditData,pMLEditData->editLine);
|
| 1421 |
|
|
|
| 1422 |
|
|
if (dwStyle & ES_READONLY) {
|
| 1423 |
|
|
#if 0 /* fix: no Ping() */
|
| 1424 |
|
|
Ping ();
|
| 1425 |
|
|
#endif
|
| 1426 |
|
|
return 0;
|
| 1427 |
|
|
}
|
| 1428 |
|
|
if (HIBYTE (wParam)) {
|
| 1429 |
|
|
charBuffer [0] = LOBYTE (wParam);
|
| 1430 |
|
|
charBuffer [1] = HIBYTE (wParam);
|
| 1431 |
|
|
chars = 2;
|
| 1432 |
|
|
}
|
| 1433 |
|
|
else {
|
| 1434 |
|
|
charBuffer [0] = LOBYTE (wParam);
|
| 1435 |
|
|
chars = 1;
|
| 1436 |
|
|
}
|
| 1437 |
|
|
|
| 1438 |
|
|
if (chars == 1) {
|
| 1439 |
|
|
switch (charBuffer [0])
|
| 1440 |
|
|
{
|
| 1441 |
|
|
case 0x00: /* NULL */
|
| 1442 |
|
|
case 0x07: /* BEL */
|
| 1443 |
|
|
case 0x08: /* BS */
|
| 1444 |
|
|
case 0x09: /* HT */
|
| 1445 |
|
|
case 0x0A: /* LF */
|
| 1446 |
|
|
case 0x0B: /* VT */
|
| 1447 |
|
|
case 0x0C: /* FF */
|
| 1448 |
|
|
case 0x0D: /* CR */
|
| 1449 |
|
|
case 0x1B: /* Escape */
|
| 1450 |
|
|
return 0;
|
| 1451 |
|
|
}
|
| 1452 |
|
|
}
|
| 1453 |
|
|
if (GetWindowAdditionalData(hWnd) & EST_REPLACE) {
|
| 1454 |
|
|
if (pLineData->dataEnd == pMLEditData->editPos)
|
| 1455 |
|
|
inserting = chars;
|
| 1456 |
|
|
else if (edtIsACCharAtPosition (pLineData->buffer,
|
| 1457 |
|
|
pLineData->dataEnd,
|
| 1458 |
|
|
pMLEditData->editPos)) {
|
| 1459 |
|
|
if (chars == 2)
|
| 1460 |
|
|
inserting = 0;
|
| 1461 |
|
|
else
|
| 1462 |
|
|
inserting = -1;
|
| 1463 |
|
|
}
|
| 1464 |
|
|
else {
|
| 1465 |
|
|
if (chars == 2)
|
| 1466 |
|
|
inserting = 1;
|
| 1467 |
|
|
else
|
| 1468 |
|
|
inserting = 0;
|
| 1469 |
|
|
}
|
| 1470 |
|
|
}
|
| 1471 |
|
|
else
|
| 1472 |
|
|
inserting = chars;
|
| 1473 |
|
|
|
| 1474 |
|
|
/* check space */
|
| 1475 |
|
|
if (pLineData->dataEnd + inserting > pMLEditData->totalLen) {
|
| 1476 |
|
|
#if 0 /* fix no ping */
|
| 1477 |
|
|
Ping ();
|
| 1478 |
|
|
#endif
|
| 1479 |
|
|
SendMessage (GetParent (hWnd), WM_COMMAND,
|
| 1480 |
|
|
(WPARAM) MAKELONG (GetDlgCtrlID(hWnd), EN_MAXTEXT),
|
| 1481 |
|
|
(LPARAM) hWnd);
|
| 1482 |
|
|
return 0;
|
| 1483 |
|
|
}
|
| 1484 |
|
|
else if ((pMLEditData->hardLimit >= 0)
|
| 1485 |
|
|
&& ((pLineData->dataEnd + inserting)
|
| 1486 |
|
|
> pMLEditData->hardLimit)) {
|
| 1487 |
|
|
#if 0 /* fix no ping */
|
| 1488 |
|
|
Ping ();
|
| 1489 |
|
|
#endif
|
| 1490 |
|
|
SendMessage (GetParent (hWnd), WM_COMMAND,
|
| 1491 |
|
|
(WPARAM) MAKELONG (GetDlgCtrlID(hWnd), EN_MAXTEXT),
|
| 1492 |
|
|
(LPARAM) hWnd);
|
| 1493 |
|
|
return 0;
|
| 1494 |
|
|
}
|
| 1495 |
|
|
if (inserting == -1) {
|
| 1496 |
|
|
for (i = pMLEditData->editPos; i < pLineData->dataEnd-1; i++)
|
| 1497 |
|
|
pLineData->buffer [i] = pLineData->buffer [i + 1];
|
| 1498 |
|
|
}
|
| 1499 |
|
|
else if (inserting > 0) {
|
| 1500 |
|
|
for (i = pLineData->dataEnd + inserting - 1;
|
| 1501 |
|
|
i > pMLEditData->editPos + inserting - 1;
|
| 1502 |
|
|
i--)
|
| 1503 |
|
|
pLineData->buffer [i]
|
| 1504 |
|
|
= pLineData->buffer [i - inserting];
|
| 1505 |
|
|
}
|
| 1506 |
|
|
for (i = 0; i < chars; i++)
|
| 1507 |
|
|
pLineData->buffer [pMLEditData->editPos + i]
|
| 1508 |
|
|
= charBuffer [i];
|
| 1509 |
|
|
|
| 1510 |
|
|
pMLEditData->editPos += chars;
|
| 1511 |
|
|
pMLEditData->caretPos += chars;
|
| 1512 |
|
|
pLineData->dataEnd += inserting;
|
| 1513 |
|
|
pLineData->buffer[pLineData->dataEnd] = '\0';
|
| 1514 |
|
|
if (pMLEditData->caretPos * GetSysCharWidth (hWnd)
|
| 1515 |
|
|
> edtGetOutWidth (hWnd))
|
| 1516 |
|
|
{
|
| 1517 |
|
|
if (edtIsACCharAtPosition (pLineData->buffer,
|
| 1518 |
|
|
pLineData->dataEnd,
|
| 1519 |
|
|
pMLEditData->dispPos))
|
| 1520 |
|
|
scrollStep = 2;
|
| 1521 |
|
|
else {
|
| 1522 |
|
|
if (chars == 2) {
|
| 1523 |
|
|
if (edtIsACCharAtPosition (pLineData->buffer,
|
| 1524 |
|
|
pLineData->dataEnd,
|
| 1525 |
|
|
pMLEditData->dispPos + 1))
|
| 1526 |
|
|
scrollStep = 3;
|
| 1527 |
|
|
else
|
| 1528 |
|
|
scrollStep = 2;
|
| 1529 |
|
|
}
|
| 1530 |
|
|
else
|
| 1531 |
|
|
scrollStep = 1;
|
| 1532 |
|
|
}
|
| 1533 |
|
|
|
| 1534 |
|
|
pMLEditData->dispPos += scrollStep;
|
| 1535 |
|
|
|
| 1536 |
|
|
pMLEditData->caretPos =
|
| 1537 |
|
|
pMLEditData->editPos - pMLEditData->dispPos;
|
| 1538 |
|
|
|
| 1539 |
|
|
}
|
| 1540 |
|
|
SetCaretPos (pMLEditData->caretPos * GetSysCharWidth (hWnd)
|
| 1541 |
|
|
+ pMLEditData->leftMargin,
|
| 1542 |
|
|
(pMLEditData->editLine - pMLEditData->StartlineDisp) * GetSysCharHeight(hWnd)
|
| 1543 |
|
|
+ pMLEditData->topMargin);
|
| 1544 |
|
|
InvalidateRect (hWnd, NULL,FALSE);
|
| 1545 |
|
|
format = DT_NOPREFIX;
|
| 1546 |
|
|
SendMessage (GetParent (hWnd), WM_COMMAND,
|
| 1547 |
|
|
(WPARAM) MAKELONG (GetDlgCtrlID(hWnd), EN_CHANGE),
|
| 1548 |
|
|
(LPARAM) hWnd);
|
| 1549 |
|
|
}
|
| 1550 |
|
|
return 0;
|
| 1551 |
|
|
|
| 1552 |
|
|
case WM_GETTEXTLENGTH:
|
| 1553 |
|
|
{
|
| 1554 |
|
|
PLINEDATA temp;
|
| 1555 |
|
|
int lineNO = (int)wParam;
|
| 1556 |
|
|
pMLEditData = (PMLEDITDATA)GetWindowAdditionalData2(hWnd);
|
| 1557 |
|
|
temp = pMLEditData->head;
|
| 1558 |
|
|
while(temp)
|
| 1559 |
|
|
{
|
| 1560 |
|
|
if (temp->lineNO == lineNO)
|
| 1561 |
|
|
return temp->dataEnd;
|
| 1562 |
|
|
temp = temp->next;
|
| 1563 |
|
|
}
|
| 1564 |
|
|
return -1;
|
| 1565 |
|
|
}
|
| 1566 |
|
|
case WM_GETTEXT:
|
| 1567 |
|
|
{
|
| 1568 |
|
|
PLINEDATA temp;
|
| 1569 |
|
|
int len,total = 0,lineNO;
|
| 1570 |
|
|
char * buffer = (char*)lParam;
|
| 1571 |
|
|
pMLEditData = (PMLEDITDATA)GetWindowAdditionalData2(hWnd);
|
| 1572 |
|
|
len = (int)wParam;
|
| 1573 |
|
|
lineNO = (int)wParam;
|
| 1574 |
|
|
temp = pMLEditData->head;
|
| 1575 |
|
|
while (temp && total + temp->dataEnd < len)
|
| 1576 |
|
|
{
|
| 1577 |
|
|
memcpy(buffer+total,temp->buffer,temp->dataEnd);
|
| 1578 |
|
|
total += temp->dataEnd;
|
| 1579 |
|
|
temp = temp->next;
|
| 1580 |
|
|
}
|
| 1581 |
|
|
|
| 1582 |
|
|
}
|
| 1583 |
|
|
return 0;
|
| 1584 |
|
|
/* can i add it to message define ? */
|
| 1585 |
|
|
#if 0
|
| 1586 |
|
|
case WM_GETLINETEXT:
|
| 1587 |
|
|
{
|
| 1588 |
|
|
PLINEDATA temp;
|
| 1589 |
|
|
char* buffer = (char*)lParam;
|
| 1590 |
|
|
int lineNO,len;
|
| 1591 |
|
|
|
| 1592 |
|
|
pMLEditData = (PMLEDITDATA)GetWindowAdditionalData2(hWnd);
|
| 1593 |
|
|
lineNO = (int)wParam;
|
| 1594 |
|
|
temp = GetLineData(pMLEditData,lineNO);
|
| 1595 |
|
|
if(temp)
|
| 1596 |
|
|
{
|
| 1597 |
|
|
len = min ((int)wParam, temp->dataEnd);
|
| 1598 |
|
|
memcpy (buffer, temp->buffer,len);
|
| 1599 |
|
|
buffer [len] = '\0';
|
| 1600 |
|
|
return 0;
|
| 1601 |
|
|
}
|
| 1602 |
|
|
return -1;
|
| 1603 |
|
|
}
|
| 1604 |
|
|
break;
|
| 1605 |
|
|
case WM_SETTEXT:
|
| 1606 |
|
|
{
|
| 1607 |
|
|
MLEditInitBuffer(pMLEditData,(char *)lParam);
|
| 1608 |
|
|
}
|
| 1609 |
|
|
return 0;
|
| 1610 |
|
|
#endif
|
| 1611 |
|
|
/* can i add it to message defined? */
|
| 1612 |
|
|
#if 0
|
| 1613 |
|
|
case WM_SETLINETEXT:
|
| 1614 |
|
|
{
|
| 1615 |
|
|
int len,lineNO;
|
| 1616 |
|
|
PLINEDATA temp;
|
| 1617 |
|
|
|
| 1618 |
|
|
if (dwStyle & ES_READONLY)
|
| 1619 |
|
|
return 0;
|
| 1620 |
|
|
|
| 1621 |
|
|
pMLEditData = (PMLEDITDATA)GetWindowAdditionalData2(hWnd);
|
| 1622 |
|
|
|
| 1623 |
|
|
len = strlen ((char*)lParam);
|
| 1624 |
|
|
lineNO = (int)wParam;
|
| 1625 |
|
|
temp = pMLEditData->head;
|
| 1626 |
|
|
len = min (len, pMLEditData->totalLen);
|
| 1627 |
|
|
|
| 1628 |
|
|
if (pMLEditData->hardLimit >= 0)
|
| 1629 |
|
|
len = min (len, pMLEditData->hardLimit);
|
| 1630 |
|
|
while (temp)
|
| 1631 |
|
|
{
|
| 1632 |
|
|
if(temp->lineNO == lineNO)
|
| 1633 |
|
|
{
|
| 1634 |
|
|
temp->dataEnd = len;
|
| 1635 |
|
|
memcpy (temp->buffer, (char*)lParam, len);
|
| 1636 |
|
|
}
|
| 1637 |
|
|
temp = temp->next;
|
| 1638 |
|
|
}
|
| 1639 |
|
|
pMLEditData->editPos = 0;
|
| 1640 |
|
|
pMLEditData->caretPos = 0;
|
| 1641 |
|
|
pMLEditData->dispPos = 0;
|
| 1642 |
|
|
InvalidateRect (hWnd, NULL, FALSE);
|
| 1643 |
|
|
}
|
| 1644 |
|
|
return 0;
|
| 1645 |
|
|
#endif
|
| 1646 |
|
|
case WM_LBUTTONDBLCLK:
|
| 1647 |
|
|
break;
|
| 1648 |
|
|
|
| 1649 |
|
|
case WM_LBUTTONDOWN:
|
| 1650 |
|
|
{
|
| 1651 |
|
|
int newOff,lineNO;
|
| 1652 |
|
|
PLINEDATA temp;
|
| 1653 |
|
|
BOOL bScroll = FALSE;
|
| 1654 |
|
|
|
| 1655 |
|
|
pMLEditData = (PMLEDITDATA)GetWindowAdditionalData2(hWnd);
|
| 1656 |
|
|
lineNO = edtGetLineNO (hWnd,pMLEditData, HIWORD (lParam));
|
| 1657 |
|
|
if ( lineNO < 0 )
|
| 1658 |
|
|
return 0;
|
| 1659 |
|
|
lineNO += pMLEditData->StartlineDisp;
|
| 1660 |
|
|
if (lineNO <= pMLEditData->EndlineDisp && lineNO <= pMLEditData->lines-1 )
|
| 1661 |
|
|
{
|
| 1662 |
|
|
temp = GetLineData(pMLEditData,lineNO);
|
| 1663 |
|
|
newOff = edtGetOffset (hWnd,pMLEditData,temp, LOWORD (lParam));
|
| 1664 |
|
|
if(!edtIsACCharFromBegin(temp->buffer,temp->dataEnd,pMLEditData->dispPos))
|
| 1665 |
|
|
{
|
| 1666 |
|
|
bScroll = TRUE;
|
| 1667 |
|
|
pMLEditData->dispPos--;
|
| 1668 |
|
|
newOff = edtGetOffset (hWnd,pMLEditData,temp, LOWORD(lParam)+GetSysCharWidth(hWnd)/2);
|
| 1669 |
|
|
}
|
| 1670 |
|
|
if (newOff != pMLEditData->caretPos || lineNO != pMLEditData->editLine) {
|
| 1671 |
|
|
pMLEditData->editLine = temp->lineNO;
|
| 1672 |
|
|
pMLEditData->editPos = newOff +pMLEditData->dispPos;
|
| 1673 |
|
|
pMLEditData->caretPos = newOff;
|
| 1674 |
|
|
SetCaretPos (pMLEditData->caretPos * GetSysCharWidth (hWnd)
|
| 1675 |
|
|
+ pMLEditData->leftMargin,
|
| 1676 |
|
|
(pMLEditData->editLine - pMLEditData->StartlineDisp) * GetSysCharHeight(hWnd)
|
| 1677 |
|
|
+ pMLEditData->topMargin);
|
| 1678 |
|
|
}
|
| 1679 |
|
|
if(bScroll)
|
| 1680 |
|
|
InvalidateRect(hWnd,NULL,FALSE);
|
| 1681 |
|
|
}
|
| 1682 |
|
|
}
|
| 1683 |
|
|
break;
|
| 1684 |
|
|
|
| 1685 |
|
|
case WM_LBUTTONUP:
|
| 1686 |
|
|
break;
|
| 1687 |
|
|
|
| 1688 |
|
|
case WM_MOUSEMOVE:
|
| 1689 |
|
|
break;
|
| 1690 |
|
|
|
| 1691 |
|
|
case WM_GETDLGCODE:
|
| 1692 |
|
|
return DLGC_WANTCHARS | DLGC_HASSETSEL | DLGC_WANTARROWS;
|
| 1693 |
|
|
|
| 1694 |
|
|
case EM_SETREADONLY:
|
| 1695 |
|
|
if (wParam)
|
| 1696 |
|
|
IncludeWindowStyle(hWnd,ES_READONLY);
|
| 1697 |
|
|
else
|
| 1698 |
|
|
ExcludeWindowStyle(hWnd,ES_READONLY);
|
| 1699 |
|
|
return 0;
|
| 1700 |
|
|
|
| 1701 |
|
|
case EM_SETPASSWORDCHAR:
|
| 1702 |
|
|
pMLEditData = (PMLEDITDATA)GetWindowAdditionalData2(hWnd);
|
| 1703 |
|
|
|
| 1704 |
|
|
if (pMLEditData->passwdChar != (int)wParam) {
|
| 1705 |
|
|
if (dwStyle & ES_PASSWORD) {
|
| 1706 |
|
|
pMLEditData->passwdChar = (int)wParam;
|
| 1707 |
|
|
InvalidateRect (hWnd, NULL, TRUE);
|
| 1708 |
|
|
}
|
| 1709 |
|
|
}
|
| 1710 |
|
|
return 0;
|
| 1711 |
|
|
|
| 1712 |
|
|
case EM_GETPASSWORDCHAR:
|
| 1713 |
|
|
{
|
| 1714 |
|
|
int* passwdchar;
|
| 1715 |
|
|
|
| 1716 |
|
|
pMLEditData = (PMLEDITDATA)GetWindowAdditionalData2(hWnd);
|
| 1717 |
|
|
passwdchar = (int*) lParam;
|
| 1718 |
|
|
|
| 1719 |
|
|
*passwdchar = pMLEditData->passwdChar;
|
| 1720 |
|
|
}
|
| 1721 |
|
|
return 0;
|
| 1722 |
|
|
|
| 1723 |
|
|
case EM_LIMITTEXT:
|
| 1724 |
|
|
{
|
| 1725 |
|
|
int newLimit = (int)wParam;
|
| 1726 |
|
|
|
| 1727 |
|
|
if (newLimit >= 0) {
|
| 1728 |
|
|
pMLEditData = (PMLEDITDATA)GetWindowAdditionalData2(hWnd);
|
| 1729 |
|
|
if (pMLEditData->totalLen < newLimit)
|
| 1730 |
|
|
pMLEditData->hardLimit = -1;
|
| 1731 |
|
|
else
|
| 1732 |
|
|
pMLEditData->hardLimit = newLimit;
|
| 1733 |
|
|
}
|
| 1734 |
|
|
}
|
| 1735 |
|
|
return 0;
|
| 1736 |
|
|
|
| 1737 |
|
|
default:
|
| 1738 |
|
|
return DefWindowProc (hWnd, message, wParam, lParam);
|
| 1739 |
|
|
break;
|
| 1740 |
|
|
}
|
| 1741 |
|
|
|
| 1742 |
|
|
return 0; /* !DefaultControlProc (hWnd, message, wParam, lParam); */
|
| 1743 |
|
|
}
|
| 1744 |
|
|
|
