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| author | David Robillard <d@drobilla.net> | 2015-02-05 23:38:19 +0000 |
|---|---|---|
| committer | David Robillard <d@drobilla.net> | 2015-02-05 23:38:19 +0000 |
| commit | 3d7cca74006eee42c9f8b6dfd23cb61d74a91945 (patch) | |
| tree | 431b2c9ca3e96ad5864d6d418a8d1d5d7d271d5a /src | |
| parent | c0a1feeefee2e6d64b61d400656cb4aafdd594bd (diff) | |
| download | ganv-3d7cca74006eee42c9f8b6dfd23cb61d74a91945.tar.gz ganv-3d7cca74006eee42c9f8b6dfd23cb61d74a91945.tar.bz2 ganv-3d7cca74006eee42c9f8b6dfd23cb61d74a91945.zip | |
Fix crash when destroying canvas.
git-svn-id: http://svn.drobilla.net/lad/trunk/ganv@5532 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'src')
| -rw-r--r-- | src/Canvas.cpp | 10 |
1 files changed, 9 insertions, 1 deletions
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 */ |