1 /***********************************************************
2 
3 Copyright (c) 1987, 1988, 1994  X Consortium
4 
5 Permission is hereby granted, free of charge, to any person obtaining a copy
6 of this software and associated documentation files (the "Software"), to deal
7 in the Software without restriction, including without limitation the rights
8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 copies of the Software, and to permit persons to whom the Software is
10 furnished to do so, subject to the following conditions:
11 
12 The above copyright notice and this permission notice shall be included in
13 all copies or substantial portions of the Software.
14 
15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
18 X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
19 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
20 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
21 
22 Except as contained in this notice, the name of the X Consortium shall not be
23 used in advertising or otherwise to promote the sale, use or other dealings
24 in this Software without prior written authorization from the X Consortium.
25 
26 
27 Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.
28 
29                         All Rights Reserved
30 
31 Permission to use, copy, modify, and distribute this software and its
32 documentation for any purpose and without fee is hereby granted,
33 provided that the above copyright notice appear in all copies and that
34 both that copyright notice and this permission notice appear in
35 supporting documentation, and that the name of Digital not be
36 used in advertising or publicity pertaining to distribution of the
37 software without specific, written prior permission.
38 
39 DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
40 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
41 DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
42 ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
43 WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
44 ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
45 SOFTWARE.
46 
47 ******************************************************************/
48 
49 #ifndef _XawTextSrc_h
50 #define _XawTextSrc_h
51 
52 /***********************************************************************
53  *
54  * TextSrc Object
55  *
56  ***********************************************************************/
57 
58 #include <X11/Xaw3dxft/Text.h>
59 
60 /* Resources:
61 
62  Name		     Class		RepType		Default Value
63  ----		     -----		-------		-------------
64  editType	     EditType		XawTextEditType	XawtextRead
65 
66 */
67 
68 /* Class record constants */
69 
70 extern WidgetClass textSrcObjectClass;
71 
72 typedef struct _TextSrcClassRec *TextSrcObjectClass;
73 typedef struct _TextSrcRec      *TextSrcObject;
74 
75 typedef enum {XawstPositions, XawstWhiteSpace, XawstEOL, XawstParagraph,
76               XawstAll} XawTextScanType;
77 typedef enum {Normal, Selected }highlightType;
78 typedef enum {XawsmTextSelect, XawsmTextExtend} XawTextSelectionMode;
79 typedef enum {XawactionStart, XawactionAdjust, XawactionEnd}
80     XawTextSelectionAction;
81 
82 /*
83  * Error Conditions:
84  */
85 
86 #define XawTextReadError -1
87 #define XawTextScanError -1
88 
89 /************************************************************
90  *
91  * Public Functions.
92  *
93  ************************************************************/
94 
95 _XFUNCPROTOBEGIN
96 
97 /*	Function Name: XawTextSourceRead
98  *	Description: This function reads the source.
99  *	Arguments: w - the TextSrc Object.
100  *                 pos - position of the text to retreive.
101  * RETURNED        text - text block that will contain returned text.
102  *                 length - maximum number of characters to read.
103  *	Returns: The number of characters read into the buffer.
104  */
105 
106 extern XawTextPosition XawTextSourceRead(
107     Widget		/* w */,
108     XawTextPosition	/* pos */,
109     XawTextBlock*	/* text_return */,
110     int			/* length */
111 );
112 
113 /*	Function Name: XawTextSourceReplace.
114  *	Description: Replaces a block of text with new text.
115  *	Arguments: src - the Text Source Object.
116  *                 startPos, endPos - ends of text that will be removed.
117  *                 text - new text to be inserted into buffer at startPos.
118  *	Returns: XawEditError or XawEditDone.
119  */
120 
121 extern int XawTextSourceReplace (
122     Widget		/* w */,
123     XawTextPosition	/* start */,
124     XawTextPosition	/* end */,
125     XawTextBlock*	/* text */
126 );
127 
128 /*	Function Name: XawTextSourceScan
129  *	Description: Scans the text source for the number and type
130  *                   of item specified.
131  *	Arguments: w - the TextSrc Object.
132  *                 position - the position to start scanning.
133  *                 type - type of thing to scan for.
134  *                 dir - direction to scan.
135  *                 count - which occurance if this thing to search for.
136  *                 include - whether or not to include the character found in
137  *                           the position that is returned.
138  *	Returns: The position of the text.
139  *
140  */
141 
142 extern XawTextPosition XawTextSourceScan(
143     Widget		/* w */,
144     XawTextPosition	/* position */,
145 #if NeedWidePrototypes
146     /* XawTextScanType */ int		/* type */,
147     /* XawTextScanDirection */ int	/* dir */,
148 #else
149     XawTextScanType	/* type */,
150     XawTextScanDirection /* dir */,
151 #endif
152     int			/* count */,
153 #if NeedWidePrototypes
154     /* Boolean */ int	/* include */
155 #else
156     Boolean		/* include */
157 #endif
158 );
159 
160 /*	Function Name: XawTextSourceSearch
161  *	Description: Searchs the text source for the text block passed
162  *	Arguments: w - the TextSource Object.
163  *                 position - the position to start scanning.
164  *                 dir - direction to scan.
165  *                 text - the text block to search for.
166  *	Returns: The position of the text we are searching for or
167  *               XawTextSearchError.
168  */
169 
170 extern XawTextPosition XawTextSourceSearch(
171     Widget		/* w */,
172     XawTextPosition	/* position */,
173 #if NeedWidePrototypes
174     /* XawTextScanDirection */ int	/* dir */,
175 #else
176     XawTextScanDirection /* dir */,
177 #endif
178     XawTextBlock*	/* text */
179 );
180 
181 /*	Function Name: XawTextSourceConvertSelection
182  *	Description: Dummy selection converter.
183  *	Arguments: w - the TextSrc object.
184  *                 selection - the current selection atom.
185  *                 target    - the current target atom.
186  *                 type      - the type to conver the selection to.
187  * RETURNED        value, length - the return value that has been converted.
188  * RETURNED        format    - the format of the returned value.
189  *	Returns: TRUE if the selection has been converted.
190  *
191  */
192 
193 extern Boolean XawTextSourceConvertSelection(
194     Widget		/* w */,
195     Atom*		/* selection */,
196     Atom*		/* target */,
197     Atom*		/* type */,
198     XtPointer*		/* value_return */,
199     unsigned long*	/* length_return */,
200     int*		/* format_return */
201 );
202 
203 /*	Function Name: XawTextSourceSetSelection
204  *	Description: allows special setting of the selection.
205  *	Arguments: w - the TextSrc object.
206  *                 left, right - bounds of the selection.
207  *                 selection - the selection atom.
208  *	Returns: none
209  */
210 
211 extern void XawTextSourceSetSelection(
212     Widget		/* w */,
213     XawTextPosition	/* start */,
214     XawTextPosition	/* end */,
215     Atom		/* selection */
216 );
217 
218 _XFUNCPROTOEND
219 
220 #endif /* _XawTextSrc_h */
221 /* DON'T ADD STUFF AFTER THIS #endif */
222