/* * $Xorg: TextP.h,v 1.3 2000/08/17 19:45:40 cpqbld Exp $ */ /*********************************************************** Copyright 1987, 1988, 1994, 1998 The Open Group All Rights Reserved. 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 3.20 2001/08/01 00:44:39 tsi Exp $ */ #ifndef _XawTextP_h #define _XawTextP_h #include #include #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; #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 ); #endif /* _XawTextP_h */