ADAM David Alan Martin
c368696cc2
I tried splitting up the sources to speed up some compiling... but it didn't help. I dunno that it's more readable this way. I'm checkpointing this just in case.
45 lines
785 B
C++
45 lines
785 B
C++
#include "MouseWheelSlider.h"
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#include <iostream>
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MouseWheelSlider::MouseWheelSlider( const int x, const int y, const int w, const int h,
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const char *const l )
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: Fl_Value_Slider( x, y, w, h, l )
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{
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step( 1 );
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}
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int
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MouseWheelSlider::handle( const int event )
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{
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switch( event )
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{
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case FL_MOUSEWHEEL:
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{
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// Negative, because I use this for the Brightness control.
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const int dy= -Fl::event_dy();
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const int newVal= value() - dy * step();
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if( 0 ) std::cerr << "newVal: " << newVal << " max: " << maximum() << " min: " << minimum() << std::endl;
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if( newVal >= maximum()
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and newVal <= minimum() )
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{
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value( newVal );
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}
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do_callback();
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return 1;
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}
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break;
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default:
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{
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return this->Fl_Value_Slider::handle( event );
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}
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break;
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}
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}
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