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range.h

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00001 /*  Inti: Integrated Foundation Classes
00002  *  Copyright (C) 2002-2003 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  
00025 
00026 #ifndef INTI_GTK_RANGE_H
00027 #define INTI_GTK_RANGE_H
00028 
00029 #ifndef INTI_GTK_WIDGET_H
00030 #include <inti/gtk/widget.h>
00031 #endif
00032 
00033 #ifndef __GTK_RANGE_H__
00034 #include <gtk/gtkrange.h>
00035 #endif
00036 
00037 namespace Inti {
00038 
00039 namespace Gtk {
00040 
00041 class RangeClass;
00042 
00047 
00048 class Range : public Widget
00049 {
00050         friend class G::Object;
00051         friend class RangeClass;
00052 
00053         Range(const Range&);
00054         Range& operator=(const Range&);
00055         
00056 protected:
00059 
00060         Range();
00062 
00063         explicit Range(GtkRange *range, bool reference = false);
00070         
00071         virtual ~Range() = 0;
00073         
00075 //  Override this do_ method only when you want to change the default behaviour of GtkRange.
00076 
00077         virtual void do_get_range_border(GtkBorder *border);
00078 
00081 
00082         virtual void on_value_changed();
00084         
00085         virtual void on_adjust_bounds(double new_value);
00088 
00090 //  Properties
00091 
00092         typedef G::Property<UpdateType, int> UpdatePolicyPropertyType;
00093         typedef G::PropertyProxy<G::Object, UpdatePolicyPropertyType> UpdatePolicyPropertyProxy;
00094         static const UpdatePolicyPropertyType update_policy_property;
00095 
00096         typedef G::Property<Adjustment*, G::Object*> AdjustmentPropertyType;
00097         typedef G::PropertyProxy<G::Object, AdjustmentPropertyType> AdjustmentPropertyProxy;
00098         static const AdjustmentPropertyType adjustment_property;
00099 
00100         typedef G::Property<bool> InvertedPropertyType;
00101         typedef G::PropertyProxy<G::Object, InvertedPropertyType> InvertedPropertyProxy;
00102         static const InvertedPropertyType inverted_property;
00103 
00104 //  Signals
00105 
00106         typedef G::Signal0<void> ValueChangedSignalType;
00107         typedef G::SignalProxy<TypeInstance, ValueChangedSignalType> ValueChangedSignalProxy;
00108         static const ValueChangedSignalType value_changed_signal;
00109 
00110         typedef G::Signal1<void, double> AdjustBoundsSignalType;
00111         typedef G::SignalProxy<TypeInstance, AdjustBoundsSignalType> AdjustBoundsSignalProxy;
00112         static const AdjustBoundsSignalType adjust_bounds_signal;
00113 
00114 public:
00117 
00118         GtkRange* gtk_range() const { return (GtkRange*)instance; }
00120         
00121         GtkRangeClass* gtk_range_class() const;
00123         
00124         operator GtkRange* () const;
00126         
00127         UpdateType get_policy() const;
00130 
00131         Adjustment* get_adjustment() const;
00136 
00137         bool get_inverted() const;
00140  
00141         double get_value() const;
00143 
00147 
00148         void set_round_digits(int round_digits);
00150         
00151         void set_update_policy(UpdateType policy);
00160 
00161         void set_adjustment(Adjustment *adjustment);
00170 
00171         void set_inverted(bool setting);
00178 
00179         void set_increments(double step, double page);
00186 
00187         void set_range(double min, double max);
00193 
00194         void set_value(double value);
00200 
00204 
00205         const UpdatePolicyPropertyProxy prop_update_policy()
00206         {
00207                 return UpdatePolicyPropertyProxy(this, &update_policy_property);
00208         }
00210 
00211         const AdjustmentPropertyProxy prop_adjustment()
00212         {
00213                 return AdjustmentPropertyProxy(this, &adjustment_property);
00214         }
00217 
00218         const InvertedPropertyProxy prop_inverted()
00219         {
00220                 return InvertedPropertyProxy(this, &inverted_property);
00221         }
00223 
00227 
00228         const ValueChangedSignalProxy sig_value_changed()
00229         {
00230                 return ValueChangedSignalProxy(this, &value_changed_signal);
00231         }
00233 
00234         const AdjustBoundsSignalProxy sig_adjust_bounds()
00235         {
00236                 return AdjustBoundsSignalProxy(this, &adjust_bounds_signal);
00237         }
00240 
00242 };
00243 
00244 } // namespace Gtk
00245 
00246 } // namespace Inti
00247 
00248 #endif // INTI_GTK_RANGE_H
00249 
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