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/* Copyright (C) 1996, 2001, Ghostgum Software Pty Ltd. All rights reserved.
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This software is provided AS-IS with no warranty, either express or
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implied.
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This software is distributed under license and may not be copied,
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modified or distributed except as expressly authorized under the terms
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of the license contained in the file LICENSE in this distribution.
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For more information about licensing, please refer to
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http://www.ghostscript.com/licensing/. For information on
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commercial licensing, go to http://www.artifex.com/licensing/ or
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contact Artifex Software, Inc., 101 Lucas Valley Road #110,
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San Rafael, CA 94903, U.S.A., +1(415)492-9861.
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*/
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/* $Id: dwtext.h,v 1.7 2002/02/21 22:24:51 giles Exp $ */
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/* Text Window class */
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#ifndef dwtext_INCLUDED
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# define dwtext_INCLUDED
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#ifdef _WINDOWS
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#define _Windows
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#endif
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typedef struct TEXTWINDOW_S {
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const char *Title; /* required */
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HICON hIcon; /* optional */
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BYTE *ScreenBuffer;
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POINT ScreenSize; /* optional */
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char *DragPre; /* optional */
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char *DragPost; /* optional */
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int nCmdShow; /* optional */
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HWND hwnd;
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BYTE *KeyBuf;
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BYTE *KeyBufIn;
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BYTE *KeyBufOut;
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unsigned int KeyBufSize;
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BOOL quitnow;
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char line_buf[256];
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int line_end;
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int line_start;
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BOOL line_complete;
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BOOL line_eof;
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BOOL bFocus;
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BOOL bGetCh;
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char *fontname; /* font name */
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int fontsize; /* font size in pts */
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HFONT hfont;
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int CharAscent;
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int CaretHeight;
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int CursorFlag;
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POINT CursorPos;
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POINT ClientSize;
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POINT CharSize;
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POINT ScrollPos;
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POINT ScrollMax;
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int x, y, cx, cy; /* window position */
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} TW;
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/* Create new TW structure */
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TW *text_new(void);
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/* Destroy window and TW structure */
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void text_destroy(TW *tw);
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/* test if a key has been pressed
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* return TRUE if key hit
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* return FALSE if no key
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*/
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int text_kbhit(TW *tw);
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/* Get a character from the keyboard, waiting if necessary */
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int getch(void);
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/* Get a line from the keyboard
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* store line in buf, with no more than len characters
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* including null character
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* return number of characters read
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*/
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int text_gets(TW *tw, char *buf, int len);
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/* Get a line from the keyboard
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* store line in buf, with no more than len characters
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* line is not null terminated
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* return number of characters read
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*/
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int text_read_line(TW *tw, char *buf, int len);
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/* Put a character to the window */
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int text_putch(TW *tw, int ch);
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/* Write cnt character from buf to the window */
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void text_write_buf(TW *tw, const char *buf, int cnt);
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/* Put a string to the window */
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void text_puts(TW *tw, const char *str);
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/* Scroll window to make cursor visible */
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void text_to_cursor(TW *tw);
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/* register window class */
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int text_register_class(TW *tw, HICON hicon);
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/* Create and show window with given name and min/max/normal state */
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/* return 0 on success, non-zero on error */
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int text_create(TW *tw, const char *title, int cmdShow);
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/* Set window font and size */
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/* a must choose monospaced */
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void text_font(TW *tw, const char *fontname, int fontsize);
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/* Set screen size in characters */
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void text_size(TW *tw, int width, int height);
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/* Set and get the window position and size */
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void text_setpos(TW *tw, int x, int y, int cx, int cy);
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int text_getpos(TW *tw, int *px, int *py, int *pcx, int *pcy);
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/* Set pre drag and post drag strings
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* If a file is dropped on the window, the following will
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* be poked into the keyboard buffer:
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* the pre_drag string
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* the file name
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* the post_drag string
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*/
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void text_drag(TW *tw, const char *pre_drag, const char *post_drag);
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/* provide access to window handle */
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HWND text_get_handle(TW *tw);
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/* ================================== */
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#endif /* dwtext_INCLUDED */
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