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Diffstat (limited to 'X11/Xaw/TextP.h')
| -rw-r--r-- | X11/Xaw/TextP.h | 323 |
1 files changed, 323 insertions, 0 deletions
diff --git a/X11/Xaw/TextP.h b/X11/Xaw/TextP.h new file mode 100644 index 000000000..d058e8bd3 --- /dev/null +++ b/X11/Xaw/TextP.h @@ -0,0 +1,323 @@ +/* +* $Xorg: TextP.h,v 1.4 2001/02/09 02:03:46 xorgcvs Exp $ +*/ + + +/*********************************************************** + +Copyright 1987, 1988, 1994, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of The Open Group shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from The Open Group. + + +Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation, and that the name of Digital not be +used in advertising or publicity pertaining to distribution of the +software without specific, written prior permission. + +DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR +ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +SOFTWARE. + +******************************************************************/ +/* $XFree86: xc/lib/Xaw/TextP.h,v 3.21 2001/12/14 19:54:44 dawes Exp $ */ + +#ifndef _XawTextP_h +#define _XawTextP_h + +#include <X11/Xfuncproto.h> + +#include <X11/Xaw/Text.h> +#include <X11/Xaw/SimpleP.h> + +_XFUNCPROTOBEGIN + +#define MAXCUT 30000 /* Maximum number of characters that can be cut */ + +#define XawTextGetLastPosition(ctx) \ + XawTextSourceScan((ctx)->text.source, 0, \ + XawstAll, XawsdRight, 1, True) +#define GETLASTPOS XawTextGetLastPosition(ctx) + +#define zeroPosition ((XawTextPosition)0) + +extern XtActionsRec _XawTextActionsTable[]; +extern Cardinal _XawTextActionsTableCount; + +extern char _XawDefaultTextTranslations[]; + +#define XawLF 0x0a +#define XawCR 0x0d +#define XawTAB 0x09 +#define XawBS 0x08 +#define XawSP 0x20 +#define XawDEL 0x7f +#define XawESC 0x1b +#define XawBSLASH '\\' + +/* constants that subclasses may want to know */ +#define DEFAULT_TEXT_HEIGHT ((Dimension)~0) +#define DEFAULT_TAB_SIZE 8 + +/* displayable text management data structures */ +typedef struct { + XawTextPosition position; + Position y; +#ifndef OLDXAW + unsigned int textWidth; +#else + Dimension textWidth; +#endif +} XawTextLineTableEntry, *XawTextLineTableEntryPtr; + +typedef struct { + XawTextPosition left, right; + XawTextSelectType type; + Atom *selections; + int atom_count; + int array_size; +} XawTextSelection; + +typedef struct _XawTextSelectionSalt { + struct _XawTextSelectionSalt *next; + XawTextSelection s; + /* + * The element "contents" stores the CT string which is gotten in the + * function _XawTextSaltAwaySelection() + */ + char *contents; + int length; +} XawTextSelectionSalt; + +#ifndef OLDXAW +typedef struct _XawTextKillRing { + struct _XawTextKillRing *next; + char *contents; + int length; + unsigned refcount; + unsigned long format; +} XawTextKillRing; + +extern XawTextKillRing *xaw_text_kill_ring; +#endif + +/* Line Tables are n+1 long - last position displayed is in last lt entry */ +typedef struct { + XawTextPosition top; /* Top of the displayed text */ + int lines; /* How many lines in this table */ +#ifndef OLDXAW + int base_line; /* line number of first entry */ +#endif + XawTextLineTableEntry *info; /* A dynamic array, one entry per line */ +} XawTextLineTable, *XawTextLineTablePtr; + +typedef struct _XawTextMargin { + Position left, right, top, bottom; +} XawTextMargin; + +typedef struct _XmuScanline XmuTextUpdate; + +#define VMargins(ctx) ((ctx)->text.margin.top + (ctx)->text.margin.bottom) +#define HMargins(ctx) ((ctx)->text.left_margin + (ctx)->text.margin.right) +#define RVMargins(ctx) ((ctx)->text.r_margin.top + (ctx)->text.r_margin.bottom) +#define RHMargins(ctx) ((ctx)->text.r_margin.left + (ctx)->text.r_margin.right) + +#define IsPositionVisible(ctx, pos) \ +(pos >= ctx->text.lt.info[0].position && \ + pos < ctx->text.lt.info[ctx->text.lt.lines].position) + +/* + * Search & Replace data structure + */ +struct SearchAndReplace { + Boolean selection_changed; /* flag so that the selection cannot be + changed out from underneath query-replace.*/ + Widget search_popup; /* The poppup widget that allows searches.*/ + Widget label1; /* The label widgets for the search window. */ + Widget label2; + Widget left_toggle; /* The left search toggle radioGroup. */ + Widget right_toggle; /* The right search toggle radioGroup. */ + Widget rep_label; /* The Replace label string. */ + Widget rep_text; /* The Replace text field. */ + Widget search_text; /* The Search text field. */ + Widget rep_one; /* The Replace one button. */ + Widget rep_all; /* The Replace all button. */ +#ifndef OLDXAW + Widget case_sensitive; /* The "Case Sensitive" toggle */ +#endif +}; + +/* New fields for the Text widget class record */ +typedef struct { + XtPointer extension; +} TextClassPart; + +/* Full class record declaration */ +typedef struct _TextClassRec { + CoreClassPart core_class; + SimpleClassPart simple_class; + TextClassPart text_class; +} TextClassRec; + +extern TextClassRec textClassRec; + +/* New fields for the Text widget record */ +typedef struct _TextPart { + /* resources */ + Widget source, sink; + XawTextPosition insertPos; + XawTextSelection s; + XawTextSelectType *sarray; /* Array to cycle for selections */ + XawTextSelectionSalt *salt; /* salted away selections */ + int left_margin; + int dialog_horiz_offset, dialog_vert_offset; /* position for popup dialog */ + Boolean display_caret; /* insertion pt visible iff T */ + Boolean auto_fill; /* Auto fill mode? */ + XawTextScrollMode scroll_vert, scroll_horiz; + XawTextWrapMode wrap; /* The type of wrapping */ + XawTextResizeMode resize; + XawTextMargin r_margin; /* The real margins */ +#ifndef OLDXAW + XtCallbackList position_callbacks; +#else + XtPointer pad1; +#endif + + /* private state */ + XawTextMargin margin; /* The current margins */ + XawTextLineTable lt; + XawTextScanDirection extendDir; + XawTextSelection origSel; /* the selection being modified */ + Time lasttime; /* timestamp of last processed action */ + Time time; /* time of last key or button action */ + Position ev_x, ev_y; /* x, y coords for key or button action */ + Widget vbar, hbar; /* The scroll bars (none = NULL) */ + struct SearchAndReplace *search; /* Search and replace structure */ + Widget file_insert; /* The file insert popup widget */ + XmuTextUpdate *update; /* Position intervals to update */ +#ifndef OLDXAW + int line_number; + short column_number; + unsigned char kill_ring; + Boolean selection_state; +#else + XtPointer pad2; + int pad3; +#endif + int from_left; /* Cursor position */ + XawTextPosition lastPos; /* Last position of source */ + GC gc; + Boolean showposition; /* True if we need to show the position */ + Boolean hasfocus; /* TRUE if we currently have input focus*/ + Boolean update_disabled; /* TRUE if display updating turned off */ + Boolean clear_to_eol; /* Clear to eol when painting text? */ + XawTextPosition old_insert; /* Last insertPos for batched updates */ + short mult; /* Multiplier */ +#ifndef OLDXAW + XawTextKillRing *kill_ring_ptr; +#else + XtPointer pad4; +#endif + + /* private state, shared w/Source and Sink */ + Boolean redisplay_needed; /* in SetValues */ + XawTextSelectionSalt *salt2; /* salted away selections */ + +#ifndef OLDXAW + char numeric; + char source_changed; + Boolean overwrite; /* Overwrite mode */ + + /* new resources and states, for text edition + * Note: a fixed width font is required for these resources/states. + */ + short left_column, right_column; + XawTextJustifyMode justify; + XtPointer pad[4]; /* for future use and keep binary compatability */ +#endif +} TextPart; + +#define XtRWrapMode "WrapMode" +#define XtRScrollMode "ScrollMode" +#define XtRResizeMode "ResizeMode" +#define XtRJustifyMode "JustifyMode" + +/* full instance record */ +typedef struct _TextRec { + CorePart core; + SimplePart simple; + TextPart text; +} TextRec; + +/* + * Semi-private functions + * for use by other Xaw modules only + */ +void _XawTextBuildLineTable +( + TextWidget ctx, + XawTextPosition top_pos, + _XtBoolean force_rebuild + ); + +char *_XawTextGetSTRING +( + TextWidget ctx, + XawTextPosition left, + XawTextPosition right + ); + +void _XawTextSaltAwaySelection +( + TextWidget ctx, + Atom *selections, + int num_atoms + ); + +void _XawTextPosToXY +( + Widget w, + XawTextPosition pos, + Position *x, + Position *y + ); + +void _XawTextNeedsUpdating +( + TextWidget ctx, + XawTextPosition left, + XawTextPosition right + ); + +_XFUNCPROTOEND + +#endif /* _XawTextP_h */ |