nux-0.9.46

Nux/RadioButton.h

Go to the documentation of this file.
00001 /*
00002  * Copyright 2010 Inalogic® Inc.
00003  *
00004  * This program is free software: you can redistribute it and/or modify it
00005  * under the terms of the GNU Lesser General Public License, as
00006  * published by the  Free Software Foundation; either version 2.1 or 3.0
00007  * of the License.
00008  *
00009  * This program is distributed in the hope that it will be useful, but
00010  * WITHOUT ANY WARRANTY; without even the implied warranties of
00011  * MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR
00012  * PURPOSE.  See the applicable version of the GNU Lesser General Public
00013  * License for more details.
00014  *
00015  * You should have received a copy of both the GNU Lesser General Public
00016  * License along with this program. If not, see <http://www.gnu.org/licenses/>
00017  *
00018  * Authored by: Jay Taoko <jaytaoko@inalogic.com>
00019  *
00020  */
00021 
00022 
00023 #ifndef RADIOBUTTON_H
00024 #define RADIOBUTTON_H
00025 
00026 #include "AbstractButton.h"
00027 
00028 namespace nux
00029 {
00030   class RadioButton;
00031   class RadioButtonGroup;
00032   class HLayout;
00033 
00034   class RadioButton: public AbstractButton
00035   {
00036   public:
00037     RadioButton (const TCHAR *Caption = 0, bool state = false, NUX_FILE_LINE_PROTO);
00038 
00039     ~RadioButton();
00040     virtual long ProcessEvent (IEvent &ievent, long TraverseInfo, long ProcessEventInfo);
00041 
00042     virtual void Draw (GraphicsEngine &GfxContext, bool force_draw);
00043     virtual void DrawContent (GraphicsEngine &GfxContext, bool force_draw);
00044     virtual void PostDraw (GraphicsEngine &GfxContext, bool force_draw);
00045 
00046     void RecvMouseMove (int x, int y, int dx, int dy, unsigned long button_flags, unsigned long key_flags);
00047     void RecvMouseEnter (int x, int y, unsigned long button_flags, unsigned long key_flags);
00048     void RecvMouseLeave (int x, int y, unsigned long button_flags, unsigned long key_flags);
00049     /*
00050         Signal emitted if a click happen. The state change and the check box need to redraw itself.
00051     */
00052     void RecvClick (int x, int y, unsigned long button_flags, unsigned long key_flags);
00053     /*
00054         Signal emitted if the mouse is released. Whether a click happened or not,
00055         the check box need to redraw itself.
00056     */
00057     void RecvMouseUp (int x, int y, unsigned long button_flags, unsigned long key_flags);
00058     void RecvMouseDown (int x, int y, unsigned long button_flags, unsigned long key_flags);
00059 
00060     sigc::signal<void, RadioButton *> sigStateToggled;
00061     sigc::signal<void> sigToggled;
00062     sigc::signal<void, bool> sigStateChanged;
00063 
00064     void EmitStateChangedSignal();
00065 
00066     virtual void SetCaption (const TCHAR *Caption);
00067     virtual const NString &GetCaption() const;
00068 
00069     virtual void SetState (bool State);
00070     virtual void SetState (bool State, bool EmitSignal);
00071     virtual bool GetState() const;
00072 
00073   private:
00074     void SetRadioGroupSelector (RadioButtonGroup *RadioSelector);
00076     void SetStatePrivate (bool State);
00078     void SetStatePrivate (bool State, bool EmitSignal);
00079 
00080 
00081     HLayout    *m_hlayout;
00082     InputArea   *m_TextArea;
00083     InputArea   *m_CheckArea;
00084     bool        m_State;
00085 
00086     RadioButtonGroup *m_Group;
00087     int m_GroupId;
00088 
00089     friend class RadioButtonGroup;
00090   };
00091 }
00092 
00093 #endif // RADIOBUTTON_H