text: /* GTK - The GIMP Toolkit
   * Copyright (C) 2000 Red Hat Software
   *
   * 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, see <http://www.gnu.org/licenses/>.
   */
  
  #ifndef __GTK_IM_CONTEXT_H__
  #define __GTK_IM_CONTEXT_H__
  
  
  #if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
  #error "Only <gtk/gtk.h> can be included directly."
  #endif
  
  #include <gdk/gdk.h>
  
  
  G_BEGIN_DECLS
  
  #define GTK_TYPE_IM_CONTEXT              (gtk_im_context_get_type ())
  #define GTK_IM_CONTEXT(obj)              (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_IM_CONTEXT, GtkIMContext))
  #define GTK_IM_CONTEXT_CLASS(klass)      (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_IM_CONTEXT, GtkIMContextClass))
  #define GTK_IS_IM_CONTEXT(obj)           (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_IM_CONTEXT))
  #define GTK_IS_IM_CONTEXT_CLASS(klass)   (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_IM_CONTEXT))
  #define GTK_IM_CONTEXT_GET_CLASS(obj)    (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_IM_CONTEXT, GtkIMContextClass))
  
  
  typedef struct _GtkIMContext       GtkIMContext;
  typedef struct _GtkIMContextClass  GtkIMContextClass;
  
  struct _GtkIMContext
  {
    GObject parent_instance;
  };
  
  struct _GtkIMContextClass
  {
    /*< private >*/
    GObjectClass parent_class;
  
    /*< public >*/
    /* Signals */
    void     (*preedit_start)        (GtkIMContext *context);
    void     (*preedit_end)          (GtkIMContext *context);
    void     (*preedit_changed)      (GtkIMContext *context);
    void     (*commit)               (GtkIMContext *context, const gchar *str);
    gboolean (*retrieve_surrounding) (GtkIMContext *context);
    gboolean (*delete_surrounding)   (GtkIMContext *context,
  				    gint          offset,
  				    gint          n_chars);
  
    /* Virtual functions */
    void     (*set_client_window)   (GtkIMContext   *context,
  				   GdkWindow      *window);
    void     (*get_preedit_string)  (GtkIMContext   *context,
  				   gchar         **str,
  				   PangoAttrList **attrs,
  				   gint           *cursor_pos);
    gboolean (*filter_keypress)     (GtkIMContext   *context,
  			           GdkEventKey    *event);
    void     (*focus_in)            (GtkIMContext   *context);
    void     (*focus_out)           (GtkIMContext   *context);
    void     (*reset)               (GtkIMContext   *context);
    void     (*set_cursor_location) (GtkIMContext   *context,
  				   GdkRectangle   *area);
    void     (*set_use_preedit)     (GtkIMContext   *context,
  				   gboolean        use_preedit);
    void     (*set_surrounding)     (GtkIMContext   *context,
  				   const gchar    *text,
  				   gint            len,
  				   gint            cursor_index);
    gboolean (*get_surrounding)     (GtkIMContext   *context,
  				   gchar         **text,
  				   gint           *cursor_index);
    /*< private >*/
    /* Padding for future expansion */
    void (*_gtk_reserved1) (void);
    void (*_gtk_reserved2) (void);
    void (*_gtk_reserved3) (void);
    void (*_gtk_reserved4) (void);
    void (*_gtk_reserved5) (void);
    void (*_gtk_reserved6) (void);
  };
  
  GDK_AVAILABLE_IN_ALL
  GType    gtk_im_context_get_type            (void) G_GNUC_CONST;
  
  GDK_AVAILABLE_IN_ALL
  void     gtk_im_context_set_client_window   (GtkIMContext       *context,
  					     GdkWindow          *window);
  GDK_AVAILABLE_IN_ALL
  void     gtk_im_context_get_preedit_string  (GtkIMContext       *context,
  					     gchar             **str,
  					     PangoAttrList     **attrs,
  					     gint               *cursor_pos);
  GDK_AVAILABLE_IN_ALL
  gboolean gtk_im_context_filter_keypress     (GtkIMContext       *context,
  					     GdkEventKey        *event);
  GDK_AVAILABLE_IN_ALL
  void     gtk_im_context_focus_in            (GtkIMContext       *context);
  GDK_AVAILABLE_IN_ALL
  void     gtk_im_context_focus_out           (GtkIMContext       *context);
  GDK_AVAILABLE_IN_ALL
  void     gtk_im_context_reset               (GtkIMContext       *context);
  GDK_AVAILABLE_IN_ALL
  void     gtk_im_context_set_cursor_location (GtkIMContext       *context,
  					     const GdkRectangle *area);
  GDK_AVAILABLE_IN_ALL
  void     gtk_im_context_set_use_preedit     (GtkIMContext       *context,
  					     gboolean            use_preedit);
  GDK_AVAILABLE_IN_ALL
  void     gtk_im_context_set_surrounding     (GtkIMContext       *context,
  					     const gchar        *text,
  					     gint                len,
  					     gint                cursor_index);
  GDK_AVAILABLE_IN_ALL
  gboolean gtk_im_context_get_surrounding     (GtkIMContext       *context,
  					     gchar             **text,
  					     gint               *cursor_index);
  GDK_AVAILABLE_IN_ALL
  gboolean gtk_im_context_delete_surrounding  (GtkIMContext       *context,
  					     gint                offset,
  					     gint                n_chars);
  
  G_END_DECLS
  
  #endif /* __GTK_IM_CONTEXT_H__ */
  