lyx_mirror/src/frontends/mouse_state.h

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/**
* \file mouse_state.h
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* GUII representation of mouse presses and
* mouse button states
*
* \author John Levon
*
* Full author contact details are available in file CREDITS
*/
#ifndef MOUSE_STATE_H
#define MOUSE_STATE_H
/// used both for presses and held during motion
namespace mouse_button {
enum state {
none = 0, //< no buttons held
button1 = 1, //< mouse button 1 pressed
button2 = 2,
button3 = 4,
button4 = 8,
button5 = 16
};
inline void operator|=(state & s1, state s2)
{
s1 = static_cast<state>(s1 | s2);
}
} // namespace mouse_button
#endif // MOUSE_STATE_H