2013-03-31 15:44:48 -04:00
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/* HexChat
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* Copyright (C) 1998-2010 Peter Zelezny.
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* Copyright (C) 2009-2013 Berke Viktor.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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2013-03-31 19:02:03 -04:00
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#ifndef HEXCHAT_XTEXT_H
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#define HEXCHAT_XTEXT_H
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2011-02-23 22:14:30 -05:00
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2013-04-02 23:39:37 -04:00
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#include <gtk/gtk.h>
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2011-02-23 22:14:30 -05:00
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#define GTK_TYPE_XTEXT (gtk_xtext_get_type ())
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#define GTK_XTEXT(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GTK_TYPE_XTEXT, GtkXText))
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#define GTK_XTEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_XTEXT, GtkXTextClass))
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#define GTK_IS_XTEXT(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GTK_TYPE_XTEXT))
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#define GTK_IS_XTEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_XTEXT))
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#define GTK_XTEXT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_XTEXT, GtkXTextClass))
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#define ATTR_BOLD '\002'
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#define ATTR_COLOR '\003'
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#define ATTR_BLINK '\006'
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#define ATTR_BEEP '\007'
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#define ATTR_HIDDEN '\010'
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#define ATTR_ITALICS2 '\011'
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#define ATTR_RESET '\017'
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#define ATTR_REVERSE '\026'
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#define ATTR_ITALICS '\035'
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#define ATTR_UNDERLINE '\037'
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/* these match palette.h */
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#define XTEXT_MIRC_COLS 32
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#define XTEXT_COLS 37 /* 32 plus 5 for extra stuff below */
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#define XTEXT_MARK_FG 32 /* for marking text */
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#define XTEXT_MARK_BG 33
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#define XTEXT_FG 34
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#define XTEXT_BG 35
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#define XTEXT_MARKER 36 /* for marker line */
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#define XTEXT_MAX_COLOR 41
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typedef struct _GtkXText GtkXText;
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typedef struct _GtkXTextClass GtkXTextClass;
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typedef struct textentry textentry;
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2013-09-18 18:25:50 -04:00
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/*
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* offsets_t is used for retaining search information.
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* It is stored in the 'data' member of a GList,
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* as chained from ent->marks. It saves starting and
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* ending+1 offset of a found occurrence.
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*/
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typedef union offsets_u {
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struct offsets_s {
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guint16 start;
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guint16 end;
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} o;
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guint32 u;
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} offsets_t;
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2011-02-23 22:14:30 -05:00
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typedef struct {
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GtkXText *xtext; /* attached to this widget */
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gfloat old_value; /* last known adj->value */
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textentry *text_first;
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textentry *text_last;
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guint16 grid_offset[256];
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textentry *last_ent_start; /* this basically describes the last rendered */
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textentry *last_ent_end; /* selection. */
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int last_offset_start;
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int last_offset_end;
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int last_pixel_pos;
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int pagetop_line;
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int pagetop_subline;
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textentry *pagetop_ent; /* what's at xtext->adj->value */
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int num_lines;
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int indent; /* position of separator (pixels) from left */
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textentry *marker_pos;
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int window_width; /* window size when last rendered. */
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int window_height;
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unsigned int time_stamp:1;
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unsigned int scrollbar_down:1;
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unsigned int needs_recalc:1;
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unsigned int grid_dirty:1;
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unsigned int marker_seen:1;
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unsigned int reset_marker_pos:1;
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GList *search_found; /* list of textentries where search found strings */
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gchar *search_text; /* desired text to search for */
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gchar *search_nee; /* prepared needle to look in haystack for */
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gint search_lnee; /* its length */
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gtk_xtext_search_flags search_flags; /* match, bwd, highlight */
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GList *cursearch; /* GList whose 'data' pts to current textentry */
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GList *curmark; /* current item in ent->marks */
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offsets_t curdata; /* current offset info, from *curmark */
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GRegex *search_re; /* Compiled regular expression */
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textentry *hintsearch; /* textentry found for last search */
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} xtext_buffer;
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struct _GtkXText
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{
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GtkWidget widget;
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xtext_buffer *buffer;
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xtext_buffer *orig_buffer;
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xtext_buffer *selection_buffer;
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GtkAdjustment *adj;
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GdkPixmap *pixmap; /* 0 = use palette[19] */
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GdkDrawable *draw_buf; /* points to ->window */
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GdkCursor *hand_cursor;
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GdkCursor *resize_cursor;
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int pixel_offset; /* amount of pixels the top line is chopped by */
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int last_win_x;
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int last_win_y;
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int last_win_h;
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int last_win_w;
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GdkGC *bgc; /* backing pixmap */
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GdkGC *fgc; /* text foreground color */
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GdkGC *light_gc; /* sep bar */
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GdkGC *dark_gc;
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GdkGC *thin_gc;
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GdkGC *marker_gc;
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gulong palette[XTEXT_COLS];
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gint io_tag; /* for delayed refresh events */
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gint add_io_tag; /* "" when adding new text */
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gint scroll_tag; /* marking-scroll timeout */
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gulong vc_signal_tag; /* signal handler for "value_changed" adj */
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int select_start_adj; /* the adj->value when the selection started */
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int select_start_x;
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int select_start_y;
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int select_end_x;
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int select_end_y;
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int max_lines;
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int col_fore;
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int col_back;
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int depth; /* gdk window depth */
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char num[8]; /* for parsing mirc color */
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int nc; /* offset into xtext->num */
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textentry *hilight_ent;
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int hilight_start;
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int hilight_end;
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guint16 fontwidth[128]; /* each char's width, only the ASCII ones */
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struct pangofont
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{
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PangoFontDescription *font;
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int ascent;
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int descent;
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} *font, pango_font;
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PangoLayout *layout;
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int fontsize;
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int space_width; /* width (pixels) of the space " " character */
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int stamp_width; /* width of "[88:88:88]" */
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int max_auto_indent;
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unsigned char scratch_buffer[4096];
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2013-01-02 17:50:26 -05:00
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int (*urlcheck_function) (GtkWidget * xtext, char *word);
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int jump_out_offset; /* point at which to stop rendering */
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int jump_in_offset; /* "" start rendering */
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int ts_x; /* ts origin for ->bgc GC */
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int ts_y;
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int clip_x; /* clipping (x directions) */
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int clip_x2; /* from x to x2 */
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int clip_y; /* clipping (y directions) */
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int clip_y2; /* from y to y2 */
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/* current text states */
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unsigned int bold:1;
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unsigned int underline:1;
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unsigned int italics:1;
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unsigned int hidden:1;
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/* text parsing states */
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unsigned int parsing_backcolor:1;
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unsigned int parsing_color:1;
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unsigned int backcolor:1;
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/* various state information */
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unsigned int moving_separator:1;
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unsigned int word_or_line_select:1;
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unsigned int button_down:1;
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unsigned int hilighting:1;
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unsigned int dont_render:1;
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unsigned int dont_render2:1;
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unsigned int cursor_hand:1;
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unsigned int cursor_resize:1;
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unsigned int skip_border_fills:1;
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unsigned int skip_stamp:1;
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unsigned int mark_stamp:1; /* Cut&Paste with stamps? */
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unsigned int force_stamp:1; /* force redrawing it */
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unsigned int render_hilights_only:1;
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unsigned int in_hilight:1;
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unsigned int un_hilight:1;
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unsigned int recycle:1;
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unsigned int force_render:1;
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unsigned int color_paste:1; /* CTRL was pressed when selection finished */
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/* settings/prefs */
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unsigned int auto_indent:1;
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unsigned int thinline:1;
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unsigned int marker:1;
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unsigned int separator:1;
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unsigned int wordwrap:1;
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unsigned int ignore_hidden:1; /* rawlog uses this */
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};
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struct _GtkXTextClass
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{
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GtkWidgetClass parent_class;
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void (*word_click) (GtkXText * xtext, char *word, GdkEventButton * event);
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};
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GtkWidget *gtk_xtext_new (GdkColor palette[], int separator);
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void gtk_xtext_append (xtext_buffer *buf, unsigned char *text, int len);
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void gtk_xtext_append_indent (xtext_buffer *buf,
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unsigned char *left_text, int left_len,
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unsigned char *right_text, int right_len,
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time_t stamp);
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int gtk_xtext_set_font (GtkXText *xtext, char *name);
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void gtk_xtext_set_background (GtkXText * xtext, GdkPixmap * pixmap);
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void gtk_xtext_set_palette (GtkXText * xtext, GdkColor palette[]);
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void gtk_xtext_clear (xtext_buffer *buf, int lines);
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void gtk_xtext_save (GtkXText * xtext, int fh);
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void gtk_xtext_refresh (GtkXText * xtext);
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int gtk_xtext_lastlog (xtext_buffer *out, xtext_buffer *search_area);
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textentry *gtk_xtext_search (GtkXText * xtext, const gchar *text, gtk_xtext_search_flags flags, GError **err);
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void gtk_xtext_reset_marker_pos (GtkXText *xtext);
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void gtk_xtext_check_marker_visibility(GtkXText *xtext);
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gboolean gtk_xtext_is_empty (xtext_buffer *buf);
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typedef void (*GtkXTextForeach) (GtkXText *xtext, unsigned char *text, void *data);
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void gtk_xtext_foreach (xtext_buffer *buf, GtkXTextForeach func, void *data);
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void gtk_xtext_set_error_function (GtkXText *xtext, void (*error_function) (int));
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void gtk_xtext_set_indent (GtkXText *xtext, gboolean indent);
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void gtk_xtext_set_max_indent (GtkXText *xtext, int max_auto_indent);
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void gtk_xtext_set_max_lines (GtkXText *xtext, int max_lines);
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void gtk_xtext_set_show_marker (GtkXText *xtext, gboolean show_marker);
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void gtk_xtext_set_show_separator (GtkXText *xtext, gboolean show_separator);
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void gtk_xtext_set_thin_separator (GtkXText *xtext, gboolean thin_separator);
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void gtk_xtext_set_time_stamp (xtext_buffer *buf, gboolean timestamp);
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void gtk_xtext_set_urlcheck_function (GtkXText *xtext, int (*urlcheck_function) (GtkWidget *, char *));
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2011-02-23 22:14:30 -05:00
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void gtk_xtext_set_wordwrap (GtkXText *xtext, gboolean word_wrap);
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xtext_buffer *gtk_xtext_buffer_new (GtkXText *xtext);
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void gtk_xtext_buffer_free (xtext_buffer *buf);
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void gtk_xtext_buffer_show (GtkXText *xtext, xtext_buffer *buf, int render);
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2011-02-28 12:59:32 -05:00
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void gtk_xtext_copy_selection (GtkXText *xtext);
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2011-02-23 22:14:30 -05:00
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GType gtk_xtext_get_type (void);
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#endif
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