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PATH: usr / include / gtk-2.0 / gtk

/* GTK - The GIMP Toolkit
 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

/*
 * Modified by the GTK+ Team and others 1997-2000.  See the AUTHORS
 * file for a list of people on the GTK+ Team.  See the ChangeLog
 * files for a list of changes.  These files are distributed with
 * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
 */

#ifdef GTK_ENABLE_BROKEN

#ifndef __GTK_TEXT_H__
#define __GTK_TEXT_H__

#include <gtk/gtkoldeditable.h>

G_BEGIN_DECLS

#define GTK_TYPE_TEXT                  (gtk_text_get_type ())
#define GTK_TEXT(obj)                  (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_TEXT, GtkText))
#define GTK_TEXT_CLASS(klass)          (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_TEXT, GtkTextClass))
#define GTK_IS_TEXT(obj)               (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_TEXT))
#define GTK_IS_TEXT_CLASS(klass)       (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_TEXT))
#define GTK_TEXT_GET_CLASS(obj)        (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_TEXT, GtkTextClass))

typedef struct _GtkTextFont       GtkTextFont;
typedef struct _GtkPropertyMark   GtkPropertyMark;
typedef struct _GtkText           GtkText;
typedef struct _GtkTextClass      GtkTextClass;

struct _GtkPropertyMark
{
  /* Position in list. */
  GList* property;

/* Offset into that property. */
  guint offset;

/* Current index. */
  guint index;
};

struct _GtkText
{
  GtkOldEditable old_editable;

GdkWindow *text_area;

GtkAdjustment *hadj;
  GtkAdjustment *vadj;

GdkGC *gc;

GdkPixmap* line_wrap_bitmap;
  GdkPixmap* line_arrow_bitmap;

/* GAPPED TEXT SEGMENT */

/* The text, a single segment of text a'la emacs, with a gap
   * where insertion occurs. */
  union { GdkWChar *wc; guchar  *ch; } text;
  /* The allocated length of the text segment. */
  guint text_len;
  /* The gap position, index into address where a char
   * should be inserted. */
  guint gap_position;
  /* The gap size, s.t. *(text + gap_position + gap_size) is
   * the first valid character following the gap. */
  guint gap_size;
  /* The last character position, index into address where a
   * character should be appeneded.  Thus, text_end - gap_size
   * is the length of the actual data. */
  guint text_end;
			/* LINE START CACHE */

/* A cache of line-start information.  Data is a LineParam*. */
  GList *line_start_cache;
  /* Index to the start of the first visible line. */
  guint first_line_start_index;
  /* The number of pixels cut off of the top line. */
  guint first_cut_pixels;
  /* First visible horizontal pixel. */
  guint first_onscreen_hor_pixel;
  /* First visible vertical pixel. */
  guint first_onscreen_ver_pixel;

/* FLAGS */

/* True iff this buffer is wrapping lines, otherwise it is using a
   * horizontal scrollbar. */
  guint line_wrap : 1;
  guint word_wrap : 1;
 /* If a fontset is supplied for the widget, use_wchar become true,
   * and we use GdkWchar as the encoding of text. */
  guint use_wchar : 1;

/* Frozen, don't do updates. @@@ fixme */
  guint freeze_count;
			/* TEXT PROPERTIES */

/* A doubly-linked-list containing TextProperty objects. */
  GList *text_properties;
  /* The end of this list. */
  GList *text_properties_end;
  /* The first node before or on the point along with its offset to
   * the point and the buffer's current point.  This is the only
   * PropertyMark whose index is guaranteed to remain correct
   * following a buffer insertion or deletion. */
  GtkPropertyMark point;

/* SCRATCH AREA */

union { GdkWChar *wc; guchar *ch; } scratch_buffer;
  guint   scratch_buffer_len;

/* SCROLLING */

gint last_ver_value;

/* CURSOR */

gint            cursor_pos_x;       /* Position of cursor. */
  gint            cursor_pos_y;       /* Baseline of line cursor is drawn on. */
  GtkPropertyMark cursor_mark;        /* Where it is in the buffer. */
  GdkWChar        cursor_char;        /* Character to redraw. */
  gchar           cursor_char_offset; /* Distance from baseline of the font. */
  gint            cursor_virtual_x;   /* Where it would be if it could be. */
  gint            cursor_drawn_level; /* How many people have undrawn. */

/* Current Line */

GList *current_line;

/* Tab Stops */

GList *tab_stops;
  gint default_tab_width;

GtkTextFont *current_font;	/* Text font for current style */

/* Timer used for auto-scrolling off ends */
  gint timer;
  
  guint button;			/* currently pressed mouse button */
  GdkGC *bg_gc;			/* gc for drawing background pixmap */
};

struct _GtkTextClass
{
  GtkOldEditableClass parent_class;

void  (*set_scroll_adjustments)   (GtkText	    *text,
				     GtkAdjustment  *hadjustment,
				     GtkAdjustment  *vadjustment);
};

GType      gtk_text_get_type        (void) G_GNUC_CONST;
GtkWidget* gtk_text_new             (GtkAdjustment *hadj,
				     GtkAdjustment *vadj);
void       gtk_text_set_editable    (GtkText       *text,
				     gboolean       editable);
void       gtk_text_set_word_wrap   (GtkText       *text,
				     gboolean       word_wrap);
void       gtk_text_set_line_wrap   (GtkText       *text,
				     gboolean       line_wrap);
void       gtk_text_set_adjustments (GtkText       *text,
				     GtkAdjustment *hadj,
				     GtkAdjustment *vadj);
void       gtk_text_set_point       (GtkText       *text,
				     guint          index);
guint      gtk_text_get_point       (GtkText       *text);
guint      gtk_text_get_length      (GtkText       *text);
void       gtk_text_freeze          (GtkText       *text);
void       gtk_text_thaw            (GtkText       *text);
void       gtk_text_insert          (GtkText        *text,
				     GdkFont        *font,
				     const GdkColor *fore,
				     const GdkColor *back,
				     const char     *chars,
				     gint            length);
gboolean   gtk_text_backward_delete (GtkText       *text,
				     guint          nchars);
gboolean   gtk_text_forward_delete  (GtkText       *text,
				     guint          nchars);

#define GTK_TEXT_INDEX(t, index)	(((t)->use_wchar) \
	? ((index) < (t)->gap_position ? (t)->text.wc[index] : \
					(t)->text.wc[(index)+(t)->gap_size]) \
	: ((index) < (t)->gap_position ? (t)->text.ch[index] : \
					(t)->text.ch[(index)+(t)->gap_size]))

G_END_DECLS

#endif /* __GTK_TEXT_H__ */

#endif /* GTK_ENABLE_BROKEN */

[+] ..
[-] gtkspinbutton.h [edit]
[-] gtktreeview.h [edit]
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[-] gtkhsv.h [edit]
[-] gtkmodules.h [edit]
[-] gtkicontheme.h [edit]
[-] gtkbin.h [edit]
[-] gtkaccellabel.h [edit]
[-] gtkobject.h [edit]
[-] gtkcolorbutton.h [edit]
[-] gtksizegroup.h [edit]
[-] gtkvruler.h [edit]
[-] gtkaccessible.h [edit]
[-] gtkselection.h [edit]
[-] gtkctree.h [edit]
[-] gtktreemodelfilter.h [edit]
[-] gtkwindow.h [edit]
[-] gtktipsquery.h [edit]
[-] gtkfontsel.h [edit]
[-] gtktooltips.h [edit]
[-] gtkcombo.h [edit]
[-] gtkactiongroup.h [edit]
[-] gtkseparator.h [edit]
[-] gtktoolitemgroup.h [edit]
[-] gtkimcontext.h [edit]
[-] gtktearoffmenuitem.h [edit]
[-] gtktoolshell.h [edit]
[-] gtkcelllayout.h [edit]
[-] gtkstatusicon.h [edit]
[-] gtkenums.h [edit]
[-] gtkversion.h [edit]
[-] gtkradiomenuitem.h [edit]
[-] gtkprintcontext.h [edit]
[-] gtkpaned.h [edit]
[-] gtktextdisplay.h [edit]
[-] gtkruler.h [edit]
[-] gtkmarshal.h [edit]
[-] gtkscale.h [edit]
[-] gtktestutils.h [edit]
[-] gtkcellrendererpixbuf.h [edit]
[-] gtktreeitem.h [edit]
[-] gtkstock.h [edit]
[-] gtkvscrollbar.h [edit]
[-] gtkrecentchooser.h [edit]
[-] gtkiconfactory.h [edit]
[-] gtkscrolledwindow.h [edit]
[-] gtkradiotoolbutton.h [edit]
[-] gtkassistant.h [edit]
[-] gtkitem.h [edit]
[-] gtkuimanager.h [edit]
[-] gtktable.h [edit]
[-] gtkplug.h [edit]
[-] gtktextchild.h [edit]
[-] gtksocket.h [edit]
[-] gtkvbbox.h [edit]
[-] gtktypebuiltins.h [edit]
[-] gtkfilechooserwidget.h [edit]
[-] gtktextbuffer.h [edit]
[-] gtkaccelgroup.h [edit]
[-] gtkrecentchooserwidget.h [edit]
[-] gtktoolpalette.h [edit]
[-] gtktoolbutton.h [edit]
[-] gtkcellrendererprogress.h [edit]
[-] gtkaboutdialog.h [edit]
[-] gtkwidget.h [edit]
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[-] gtkrc.h [edit]
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[-] gtktextview.h [edit]
[-] gtkinputdialog.h [edit]
[-] gtkentrycompletion.h [edit]
[-] gtk.h [edit]
[-] gtktoggletoolbutton.h [edit]
[-] gtkeditable.h [edit]
[-] gtkcheckbutton.h [edit]
[-] gtkoldeditable.h [edit]
[-] gtkstatusbar.h [edit]
[-] gtkgamma.h [edit]
[-] gtkstyle.h [edit]
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[-] gtkalignment.h [edit]
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[-] gtkliststore.h [edit]
[-] gtkhbox.h [edit]
[-] gtkbindings.h [edit]
[-] gtkvolumebutton.h [edit]
[-] gtkseparatormenuitem.h [edit]
[-] gtklistitem.h [edit]
[-] gtkfontbutton.h [edit]
[-] gtktreeviewcolumn.h [edit]
[-] gtkcellview.h [edit]
[-] gtkcolorseldialog.h [edit]
[-] gtktypeutils.h [edit]
[-] gtkimagemenuitem.h [edit]
[-] gtktext.h [edit]
[-] gtkfilechooserbutton.h [edit]
[-] gtkimmodule.h [edit]
[-] gtkdrawingarea.h [edit]
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[-] gtkmain.h [edit]
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[-] gtkcellrenderercombo.h [edit]
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[-] gtkadjustment.h [edit]
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[-] gtkcolorsel.h [edit]
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[-] gtkhscale.h [edit]
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[-] gtkpapersize.h [edit]
[-] gtktoggleaction.h [edit]
[-] gtkcontainer.h [edit]
[-] gtkrecentfilter.h [edit]
[-] gtkhscrollbar.h [edit]
[-] gtktree.h [edit]
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[-] gtkdnd.h [edit]
[-] gtklayout.h [edit]
[-] gtktextbufferrichtext.h [edit]
[-] gtkdialog.h [edit]
[-] gtkexpander.h [edit]
[-] gtkprintsettings.h [edit]
[-] gtkcelleditable.h [edit]
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[-] gtkimage.h [edit]
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[-] gtktextmark.h [edit]
[-] gtkfilechooser.h [edit]
[-] gtkcombobox.h [edit]
[-] gtksettings.h [edit]
[-] gtkrecentchooserdialog.h [edit]
[-] gtkhruler.h [edit]
[-] gtklabel.h [edit]
[-] gtklist.h [edit]
[-] gtkvbox.h [edit]
[-] gtkmenuitem.h [edit]
[-] gtkprintoperationpreview.h [edit]
[-] gtkprogress.h [edit]
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[-] gtkvpaned.h [edit]
[-] gtkinfobar.h [edit]
[-] gtkradiobutton.h [edit]
[-] gtkentrybuffer.h [edit]
[-] gtktoolitem.h [edit]
[-] gtkbuildable.h [edit]
[-] gtkprivate.h [edit]
[-] gtkscalebutton.h [edit]
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[-] gtkarrow.h [edit]
[-] gtkorientable.h [edit]
[-] gtkcellrenderertoggle.h [edit]
[-] gtktooltip.h [edit]
[-] gtkclist.h [edit]
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[-] gtkmisc.h [edit]
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[-] gtktreemodelsort.h [edit]
[-] gtkcurve.h [edit]
[-] gtkfixed.h [edit]
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[-] gtkviewport.h [edit]
[-] gtktreednd.h [edit]