lyx_mirror/src/frontends/gtk/GLyXKeySym.C
Angus Leeming e28225d79a Anal policing of header blurbs.
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@7639 a592a061-630c-0410-9148-cb99ea01b6c8
2003-09-02 17:02:32 +00:00

98 lines
1.7 KiB
C

/**
* \file GLyXKeySym.C
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Huang Ying
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include <gtkmm.h>
#include <gdk/gdkkeysyms.h>
#include "GLyXKeySym.h"
GLyXKeySym::GLyXKeySym() : keyval_(GDK_VoidSymbol)
{
}
GLyXKeySym::GLyXKeySym(unsigned int keyval) : keyval_(keyval)
{
}
void GLyXKeySym::setKeyval(unsigned int keyval)
{
keyval_ = keyval;
}
void GLyXKeySym::init(string const & symbolname)
{
keyval_ = gdk_keyval_from_name(symbolname.c_str());
}
bool GLyXKeySym::isOK() const
{
return keyval_ != GDK_VoidSymbol;
}
bool GLyXKeySym::isModifier() const
{
return ((keyval_ >= GDK_Shift_L && keyval_ <= GDK_Hyper_R)
|| keyval_ == GDK_Mode_switch || keyval_ == 0);
}
string GLyXKeySym::getSymbolName() const
{
const char * name = gdk_keyval_name(keyval_);
return name ? name : string();
}
char GLyXKeySym::getISOEncoded(string const & /*encoding*/) const
{
if (keyval_ == GDK_VoidSymbol)
return 0;
unsigned int c = keyval_;
switch (c & 0x0000FF00) {
// latin 1 byte 3 = 0
case 0x00000000: break;
// latin 2 byte 3 = 1
case 0x00000100:
// latin 3 byte 3 = 2
case 0x00000200:
// latin 4 byte 3 = 3
case 0x00000300:
// cyrillic KOI8 & Co
case 0x00000600:
// greek
case 0x00000700:
// latin 8 byte 3 = 18 (0x12)
case 0x00001200:
// latin 9 byte 3 = 19 (0x13)
case 0x00001300:
c &= 0x000000FF;
break;
default:
c = 0;
}
return c;
}
bool operator==(LyXKeySym const & k1, LyXKeySym const & k2)
{
return static_cast<GLyXKeySym const &>(k1).getKeyval()
== static_cast<GLyXKeySym const &>(k2).getKeyval();
}