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SpinnerWidget.h
00001 #ifndef SIMPLEGUI_SPINNER_WIDGET_H 00002 #define SIMPLEGUI_SPINNER_WIDGET_H 00003 00004 #include "BitmapWidget.h" 00005 #include "TextWidget.h" 00006 #include "ContainerWidget.h" 00007 #include "GUI.h" 00008 00009 /** 00010 * A spinner widget shows up and down arrows to set a value 00011 * It automatically sizes itself to fit the screen dimensions when created 00012 **/ 00013 class SpinnerWidget : public ContainerWidget 00014 { 00015 00016 public: 00017 00018 SpinnerWidget(GraphicsContext *context); 00019 00020 TextWidget *getTextWidget(); 00021 00022 void setMin(float min); 00023 void setMax(float max); 00024 void setIncrement(float increment); 00025 void setValue(float value); 00026 void setFormat(const char* format); 00027 00028 float getMin(); 00029 float getMax(); 00030 float getIncrement(); 00031 float getValue(); 00032 const char* getFormat(); 00033 00034 template<typename T> 00035 void onChange(T* tptr, void (T::*mptr)(Event e)); 00036 00037 // Overrides 00038 virtual void setSize(int width, int height); 00039 00040 protected: 00041 00042 BitmapWidget _upArrow; 00043 TextWidget _text; 00044 BitmapWidget _downArrow; 00045 00046 float _min, _max, _increment, _value; 00047 00048 const char* _format; 00049 char _buf[64]; 00050 00051 FunctionPointerArg1<void,Event> _onChange; 00052 00053 virtual void _onUpClick(Event e); 00054 virtual void _onDownClick(Event e); 00055 00056 /** 00057 * Overrides 00058 **/ 00059 virtual void _dirty(); 00060 }; 00061 #endif
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