diff options
| -rw-r--r-- | NEWS | 3 | ||||
| -rw-r--r-- | src/Canvas.cpp | 10 |
2 files changed, 11 insertions, 2 deletions
@@ -3,8 +3,9 @@ ganv (1.4.3) unstable; * Fix positioning of embedded widgets when changing layout. * Fix unexpected node jumping when dragging new connections. * Fix compilation with --no-fdgl (patch from Vlad Glagolev). + * Fix crash when destroying canvas. - -- David Robillard <d@drobilla.net> Fri, 07 Nov 2014 13:12:49 -0500 + -- David Robillard <d@drobilla.net> Thu, 05 Feb 2015 18:32:13 -0500 ganv (1.4.2) stable; diff --git a/src/Canvas.cpp b/src/Canvas.cpp index 6b16230..02bf4f6 100644 --- a/src/Canvas.cpp +++ b/src/Canvas.cpp @@ -252,7 +252,7 @@ struct GanvCanvasImpl { this->sprung_layout = FALSE; #endif - _animate_idle_id = g_timeout_add(120, on_animate_timeout, this); + _animate_idle_id = 0; gtk_layout_set_hadjustment(GTK_LAYOUT(canvas), NULL); gtk_layout_set_vadjustment(GTK_LAYOUT(canvas), NULL); @@ -1627,6 +1627,9 @@ gboolean GanvCanvasImpl::on_animate_timeout(gpointer data) { GanvCanvasImpl* impl = (GanvCanvasImpl*)data; + if (!impl->pixmap_gc) { + return FALSE; // Unrealized + } const double seconds = get_monotonic_time() / 1000000.0; @@ -2781,6 +2784,9 @@ ganv_canvas_realize(GtkWidget* widget) canvas->impl->pixmap_gc = gdk_gc_new(canvas->layout.bin_window); (*GANV_ITEM_GET_CLASS(canvas->impl->root)->realize)(canvas->impl->root); + + canvas->impl->_animate_idle_id = g_timeout_add( + 120, GanvCanvasImpl::on_animate_timeout, canvas->impl); } /* Unrealize handler for the canvas */ @@ -2791,6 +2797,8 @@ ganv_canvas_unrealize(GtkWidget* widget) GanvCanvas* canvas = GANV_CANVAS(widget); + while (g_idle_remove_by_data(canvas->impl)) {} + shutdown_transients(canvas); /* Unrealize items and parent widget */ |