nux-0.9.48

Nux/CheckBox.h

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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 CHECKBOX_H
00024 #define CHECKBOX_H
00025 
00026 #include "AbstractButton.h"
00027 
00028 namespace nux
00029 {
00030   class HLayout;
00031   class InputArea;
00032 
00033   class CheckBox: public AbstractButton
00034   {
00035   public:
00036     CheckBox (const TCHAR *Caption = 0, bool state = false, NUX_FILE_LINE_PROTO);
00037     ~CheckBox();
00038 
00039     virtual long ProcessEvent (IEvent &ievent, long TraverseInfo, long ProcessEventInfo);
00040     virtual void Draw (GraphicsEngine &GfxContext, bool force_draw);
00041     virtual void DrawContent (GraphicsEngine &GfxContext, bool force_draw);
00042     virtual void PostDraw (GraphicsEngine &GfxContext, bool force_draw);
00043 
00044     void RecvMouseMove (int x, int y, int dx, int dy, unsigned long button_flags, unsigned long key_flags);
00045     void RecvMouseEnter (int x, int y, unsigned long button_flags, unsigned long key_flags);
00046     void RecvMouseLeave (int x, int y, unsigned long button_flags, unsigned long key_flags);
00047     /*
00048         Signal emitted if a click happen. The state change and the check box need to redraw itself.
00049     */
00050     void RecvClick (int x, int y, unsigned long button_flags, unsigned long key_flags);
00051     /*
00052         Signal emitted if the mouse is released. Whether a click happened or not,
00053         the check box need to redraw itself.
00054     */
00055     void RecvMouseUp (int x, int y, unsigned long button_flags, unsigned long key_flags);
00056     void RecvMouseDown (int x, int y, unsigned long button_flags, unsigned long key_flags);
00057 
00058     sigc::signal<void, CheckBox *> sigStateToggled;
00059     sigc::signal<void> sigToggled;
00060     sigc::signal<void, bool> sigStateChanged;
00061 
00062     void EmitStateSignal();
00063 
00064     virtual void SetCaption (const TCHAR *Caption);
00065     virtual const NString &GetCaption() const;
00066 
00067     virtual void SetState (bool State);
00068     virtual void SetState (bool State, bool EmitSignal);
00069     virtual bool GetState() const;
00070 
00071   private:
00072     HLayout    *m_hlayout;
00073     InputArea   *m_TextArea;
00074     InputArea   *m_CheckArea;
00075     bool        m_State;
00076   };
00077 }
00078 
00079 #endif // CHECKBOX_H