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editable.h

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00001 /*  Inti: Integrated Foundation Classes
00002  *  Copyright (C) 2002 The Inti Development Team.
00003  *  Copyright (C) 2000 Red Hat, Inc.
00004  *
00005  *  This program is free software; you can redistribute it and/or modify
00006  *  it under the terms of the GNU General Public License as published by
00007  *  the Free Software Foundation; either version 2 of the License, or
00008  *  (at your option) any later version.
00009  *
00010  *  This program is distributed in the hope that it will be useful,
00011  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013  *  GNU Library General Public License for more details.
00014  *
00015  *  You should have received a copy of the GNU Library General Public License
00016  *  along with this program; if not, write to the Free Software
00017  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00018  */
00019  
00022 
00023 #ifndef INTI_GTK_EDITABLE_H
00024 #define INTI_GTK_EDITABLE_H
00025 
00026 #ifndef INTI_G_TYPE_H
00027 #include <inti/glib/type.h>
00028 #endif
00029 
00030 #ifndef __GTK_EDITABLE_H__
00031 #include <gtk/gtkeditable.h>
00032 #endif
00033 
00034 namespace Inti {
00035 
00036 namespace Gtk {
00037 
00038 class EditableClass;
00039 
00107 
00108 class Editable : public virtual G::TypeInterface
00109 {
00110         friend class EditableClass;
00111 
00112 protected:
00115 
00116         virtual ~Editable() = 0;
00118 
00120 //  Override these do_ methods when you want to change the default behaviour of the GtkEditable.
00121         
00122         virtual void do_insert_text(const char *text, int length, int *position);
00123 
00124         virtual void do_delete_text(int start_pos, int end_pos);
00125 
00126         virtual char* do_get_chars(int start_pos, int end_pos);
00127 
00128         virtual void do_set_selection_bounds(int start_pos, int end_pos);
00129 
00130         virtual bool do_get_selection_bounds(int *start_pos, int *end_pos);
00131 
00132         virtual void do_set_position(int position);
00133 
00134         virtual int do_get_position();
00135 
00138 
00139         virtual void on_insert_text(const String& text, int *position);
00149         
00150         virtual void on_delete_text(int start_pos, int end_pos);
00160 
00161         virtual void on_changed();
00163 
00165 //  Signals
00166 
00167         typedef G::Signal3<void, const char*, int, int*> InsertTextSignalType;
00168         typedef G::SignalProxy<TypeInstance, InsertTextSignalType> InsertTextSignalProxy;
00169         static const InsertTextSignalType insert_text_signal;
00170 
00171         typedef G::Signal2<void, int, int> DeleteTextSignalType;
00172         typedef G::SignalProxy<TypeInstance, DeleteTextSignalType> DeleteTextSignalProxy;
00173         static const DeleteTextSignalType delete_text_signal;
00174 
00175         typedef G::Signal0<void> ChangedSignalType;
00176         typedef G::SignalProxy<TypeInstance, ChangedSignalType> ChangedSignalProxy;
00177         static const ChangedSignalType changed_signal;
00178 
00179 public:
00182 
00183         GtkEditable* gtk_editable() const { return (GtkEditable*)instance; }
00185 
00186         GtkEditableClass* gtk_editable_class() const;
00188 
00189         operator GtkEditable* () const;
00191 
00192         bool get_selection_bounds(int *start, int *end) const;
00197 
00198         String get_chars(int start_pos, int end_pos) const;
00207 
00208         int get_position() const;
00215 
00216         bool get_editable() const;
00219 
00223 
00224         void select_region(int start, int end);
00232 
00233         void insert_text(const String& new_text, int& position);
00240 
00241         void delete_text(int start_pos, int end_pos);
00249 
00250         void cut_clipboard();
00253 
00254         void copy_clipboard();
00256 
00257         void paste_clipboard();
00260 
00261         void delete_selection();
00263         
00264         void set_position(int position);
00272 
00273         void set_editable(bool is_editable);
00276 
00280 
00281         const InsertTextSignalProxy sig_insert_text()
00282         {
00283                 return InsertTextSignalProxy(this, &insert_text_signal);
00284         }
00290 
00291         const DeleteTextSignalProxy sig_delete_text()
00292         {
00293                 return DeleteTextSignalProxy(this, &delete_text_signal);
00294         }
00301 
00302         const ChangedSignalProxy sig_changed()
00303         {
00304                 return ChangedSignalProxy(this, &changed_signal);
00305         }
00307 
00309 };
00310 
00311 } // namespace Gtk
00312 
00313 } // namespace Inti
00314 
00315 #endif // INTI_GTK_EDITABLE_H
00316 
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