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Improve event handling and mouse cursor changing.

This commit is contained in:
Jonathan Moore Liles 2008-03-05 18:14:46 -06:00
parent 2c50272a9d
commit 65606b5fb3
2 changed files with 33 additions and 8 deletions
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34
Track.C
View File

@ -191,12 +191,30 @@ int
Track::handle ( int m ) Track::handle ( int m )
{ {
static Track_Widget *pushed; static Track_Widget *pushed;
static Track_Widget *belowmouse;
switch ( m ) switch ( m )
{ {
case FL_MOVE: case FL_ENTER:
/* these aren't used, so don't bother doing lookups for them */ case FL_LEAVE:
return 1; return 1;
case FL_MOVE:
{
/* these aren't used, so don't bother doing lookups for them */
Track_Widget *r = event_widget();
if ( r != belowmouse )
{
if ( belowmouse )
belowmouse->handle( FL_LEAVE );
belowmouse = r;
if ( r )
r->handle( FL_ENTER );
}
return 1;
}
default: default:
{ {
Track_Widget *r = pushed ? pushed : event_widget(); Track_Widget *r = pushed ? pushed : event_widget();
@ -216,9 +234,19 @@ Track::handle ( int m )
while ( _delete_queue.size() ) while ( _delete_queue.size() )
{ {
delete _delete_queue.front(); Track_Widget *t = _delete_queue.front();
_delete_queue.pop(); _delete_queue.pop();
if ( pushed == t )
pushed = NULL; pushed = NULL;
if ( belowmouse == t )
{
belowmouse->handle( FL_LEAVE );
belowmouse = NULL;
}
delete t;
} }
Loggable::block_end(); Loggable::block_end();

5
Track_Widget.C
View File

@ -107,9 +107,6 @@ Track_Widget::dispatch ( int m )
int int
Track_Widget::handle ( int m ) Track_Widget::handle ( int m )
{ {
/* static int ox, oy; */
/* static bool dragging = false; */
int X = Fl::event_x(); int X = Fl::event_x();
int Y = Fl::event_y(); int Y = Fl::event_y();
@ -146,7 +143,7 @@ Track_Widget::handle ( int m )
_drag = NULL; _drag = NULL;
} }
fl_cursor( FL_CURSOR_DEFAULT ); fl_cursor( FL_CURSOR_HAND );
return 1; return 1;
case FL_DRAG: case FL_DRAG:
{ {