1 /*
2  * $XConsortium: TextSrc.h,v 1.11 94/04/17 20:13:15 kaleb Exp $
3  */
4 
5 /***********************************************************
6 
7 Copyright (c) 1987, 1988, 1994  X Consortium
8 
9 Permission is hereby granted, free of charge, to any person obtaining a copy
10 of this software and associated documentation files (the "Software"), to deal
11 in the Software without restriction, including without limitation the rights
12 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
13 copies of the Software, and to permit persons to whom the Software is
14 furnished to do so, subject to the following conditions:
15 
16 The above copyright notice and this permission notice shall be included in
17 all copies or substantial portions of the Software.
18 
19 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
22 X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
23 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
24 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 
26 Except as contained in this notice, the name of the X Consortium shall not be
27 used in advertising or otherwise to promote the sale, use or other dealings
28 in this Software without prior written authorization from the X Consortium.
29 
30 
31 Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
32 
33                         All Rights Reserved
34 
35 Permission to use, copy, modify, and distribute this software and its
36 documentation for any purpose and without fee is hereby granted,
37 provided that the above copyright notice appear in all copies and that
38 both that copyright notice and this permission notice appear in
39 supporting documentation, and that the name of Digital not be
40 used in advertising or publicity pertaining to distribution of the
41 software without specific, written prior permission.
42 
43 DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
44 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
45 DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
46 ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
47 WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
48 ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
49 SOFTWARE.
50 
51 ******************************************************************/
52 
53 #ifndef _XawTextSrc_h
54 #define _XawTextSrc_h
55 
56 /***********************************************************************
57  *
58  * TextSrc Object
59  *
60  ***********************************************************************/
61 
62 #include <X11/neXtaw/Text.h>
63 
64 /* Resources:
65 
66  Name		     Class		RepType		Default Value
67  ----		     -----		-------		-------------
68  editType	     EditType		XawTextEditType	XawtextRead
69 
70 */
71 
72 /* Class record constants */
73 
74 extern WidgetClass textSrcObjectClass;
75 
76 typedef struct _TextSrcClassRec *TextSrcObjectClass;
77 typedef struct _TextSrcRec      *TextSrcObject;
78 
79 typedef enum {XawstPositions, XawstWhiteSpace, XawstEOL, XawstParagraph,
80               XawstAll} XawTextScanType;
81 typedef enum {Normal, Selected }highlightType;
82 typedef enum {XawsmTextSelect, XawsmTextExtend} XawTextSelectionMode;
83 typedef enum {XawactionStart, XawactionAdjust, XawactionEnd}
84     XawTextSelectionAction;
85 
86 /*
87  * Error Conditions:
88  */
89 
90 #define XawTextReadError -1
91 #define XawTextScanError -1
92 
93 /************************************************************
94  *
95  * Public Functions.
96  *
97  ************************************************************/
98 
99 _XFUNCPROTOBEGIN
100 
101 /*	Function Name: XawTextSourceRead
102  *	Description: This function reads the source.
103  *	Arguments: w - the TextSrc Object.
104  *                 pos - position of the text to retreive.
105  * RETURNED        text - text block that will contain returned text.
106  *                 length - maximum number of characters to read.
107  *	Returns: The number of characters read into the buffer.
108  */
109 
110 extern XawTextPosition XawTextSourceRead(
111 #if NeedFunctionPrototypes
112     Widget		/* w */,
113     XawTextPosition	/* pos */,
114     XawTextBlock*	/* text_return */,
115     int			/* length */
116 #endif
117 );
118 
119 /*	Function Name: XawTextSourceReplace.
120  *	Description: Replaces a block of text with new text.
121  *	Arguments: src - the Text Source Object.
122  *                 startPos, endPos - ends of text that will be removed.
123  *                 text - new text to be inserted into buffer at startPos.
124  *	Returns: XawEditError or XawEditDone.
125  */
126 
127 extern int XawTextSourceReplace (
128 #if NeedFunctionPrototypes
129     Widget		/* w */,
130     XawTextPosition	/* start */,
131     XawTextPosition	/* end */,
132     XawTextBlock*	/* text */
133 #endif
134 );
135 
136 /*	Function Name: XawTextSourceScan
137  *	Description: Scans the text source for the number and type
138  *                   of item specified.
139  *	Arguments: w - the TextSrc Object.
140  *                 position - the position to start scanning.
141  *                 type - type of thing to scan for.
142  *                 dir - direction to scan.
143  *                 count - which occurance if this thing to search for.
144  *                 include - whether or not to include the character found in
145  *                           the position that is returned.
146  *	Returns: The position of the text.
147  *
148  */
149 
150 extern XawTextPosition XawTextSourceScan(
151 #if NeedFunctionPrototypes
152     Widget		/* w */,
153     XawTextPosition	/* position */,
154 #if NeedWidePrototypes
155     /* XawTextScanType */ int		/* type */,
156     /* XawTextScanDirection */ int	/* dir */,
157 #else
158     XawTextScanType	/* type */,
159     XawTextScanDirection /* dir */,
160 #endif
161     int			/* count */,
162 #if NeedWidePrototypes
163     /* Boolean */ int	/* include */
164 #else
165     Boolean		/* include */
166 #endif
167 #endif
168 );
169 
170 /*	Function Name: XawTextSourceSearch
171  *	Description: Searchs the text source for the text block passed
172  *	Arguments: w - the TextSource Object.
173  *                 position - the position to start scanning.
174  *                 dir - direction to scan.
175  *                 text - the text block to search for.
176  *	Returns: The position of the text we are searching for or
177  *               XawTextSearchError.
178  */
179 
180 extern XawTextPosition XawTextSourceSearch(
181 #if NeedFunctionPrototypes
182     Widget		/* w */,
183     XawTextPosition	/* position */,
184 #if NeedWidePrototypes
185     /* XawTextScanDirection */ int	/* dir */,
186 #else
187     XawTextScanDirection /* dir */,
188 #endif
189     XawTextBlock*	/* text */
190 #endif
191 );
192 
193 /*	Function Name: XawTextSourceConvertSelection
194  *	Description: Dummy selection converter.
195  *	Arguments: w - the TextSrc object.
196  *                 selection - the current selection atom.
197  *                 target    - the current target atom.
198  *                 type      - the type to conver the selection to.
199  * RETURNED        value, length - the return value that has been converted.
200  * RETURNED        format    - the format of the returned value.
201  *	Returns: TRUE if the selection has been converted.
202  *
203  */
204 
205 extern Boolean XawTextSourceConvertSelection(
206 #if NeedFunctionPrototypes
207     Widget		/* w */,
208     Atom*		/* selection */,
209     Atom*		/* target */,
210     Atom*		/* type */,
211     XtPointer*		/* value_return */,
212     unsigned long*	/* length_return */,
213     int*		/* format_return */
214 #endif
215 );
216 
217 /*	Function Name: XawTextSourceSetSelection
218  *	Description: allows special setting of the selection.
219  *	Arguments: w - the TextSrc object.
220  *                 left, right - bounds of the selection.
221  *                 selection - the selection atom.
222  *	Returns: none
223  */
224 
225 extern void XawTextSourceSetSelection(
226 #if NeedFunctionPrototypes
227     Widget		/* w */,
228     XawTextPosition	/* start */,
229     XawTextPosition	/* end */,
230     Atom		/* selection */
231 #endif
232 );
233 
234 _XFUNCPROTOEND
235 
236 #endif /* _XawTextSrc_h */
237 /* DON'T ADD STUFF AFTER THIS #endif */
238