diff options
Diffstat (limited to 'source/widgets/widget.c')
| -rw-r--r-- | source/widgets/widget.c | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/source/widgets/widget.c b/source/widgets/widget.c index 1562d3d0..22869959 100644 --- a/source/widgets/widget.c +++ b/source/widgets/widget.c @@ -27,6 +27,7 @@ #include <glib.h> #include <math.h> +#include <stdatomic.h> #include "widgets/widget.h" #include "widgets/widget-internal.h" #include "theme.h" @@ -36,6 +37,8 @@ void widget_init ( widget *wid, widget *parent, WidgetType type, const char *name ) { + wid->ref_count = 1; + wid->type = type; wid->parent = parent; wid->name = g_strdup ( name ); @@ -359,14 +362,26 @@ void widget_draw ( widget *widget, cairo_t *d ) } } } + +void widget_ref ( widget *wid ) +{ + g_assert ( wid != NULL ); + g_assert ( wid->ref_count > 0 ); + + atomic_fetch_add( &(wid->ref_count), 1); +} + void widget_free ( widget *wid ) { if ( wid ) { - if ( wid->name ) { - g_free ( wid->name ); - } - if ( wid->free ) { - wid->free ( wid ); + if ( atomic_fetch_sub ( &(wid->ref_count), 1) == 1 ) { + if ( wid->name ) { + g_free ( wid->name ); + } + if ( wid->free ) { + wid->free ( wid ); + } + return; } } } |