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terminalfunctions.cc: Refactor out set_if_available()

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This commit is contained in:
Keith Winstein
2014-12-15 21:04:08 -08:00
parent e115f05f0d
commit c6cd99ba97
1 changed files with 15 additions and 17 deletions
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src/terminal/terminalfunctions.cc
+15 -17
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@@ -282,6 +282,12 @@ static bool *get_DEC_mode( int param, Framebuffer *fb ) {
return NULL;
}
/* helper for CSI_DECSM and CSI_DECRM */
void set_if_available( bool *mode, bool value )
{
if ( mode ) { *mode = value; }
}
/* set private mode */
void CSI_DECSM( Framebuffer *fb, Dispatcher *dispatch )
{
@@ -289,21 +295,16 @@ void CSI_DECSM( Framebuffer *fb, Dispatcher *dispatch )
int param = dispatch->getparam( i, 0 );
if ( (param == 1000) || (param == 1002) ) {
// clear the other mouse modes before setting this one
bool *c_mode = get_DEC_mode( 1000, fb );
if ( c_mode ) { *c_mode = false; }
*c_mode = get_DEC_mode( 1002, fb );
if ( c_mode ) { *c_mode = false; }
*c_mode = get_DEC_mode( 1005, fb );
if ( c_mode ) { *c_mode = false; }
*c_mode = get_DEC_mode( 1006, fb );
if ( c_mode ) { *c_mode = false; }
/* we believe all mouse modes should be set to false
when either of these two modes are enabled */
/* XXX can we cite something for this? -KJW 15Dec2014 */
set_if_available( get_DEC_mode( 1000, fb ), false );
set_if_available( get_DEC_mode( 1002, fb ), false );
set_if_available( get_DEC_mode( 1005, fb ), false );
set_if_available( get_DEC_mode( 1006, fb ), false );
}
bool *mode = get_DEC_mode( param, fb );
if ( mode ) {
*mode = true;
}
set_if_available( get_DEC_mode( param, fb ), true );
}
}
@@ -311,10 +312,7 @@ void CSI_DECSM( Framebuffer *fb, Dispatcher *dispatch )
void CSI_DECRM( Framebuffer *fb, Dispatcher *dispatch )
{
for ( int i = 0; i < dispatch->param_count(); i++ ) {
bool *mode = get_DEC_mode( dispatch->getparam( i, 0 ), fb );
if ( mode ) {
*mode = false;
}
set_if_available( get_DEC_mode( dispatch->getparam( i, 0 ), fb ), false );
}
}