Fix crash when interacting with empty window

thp · Apr 11, 2022 · 3886a7e · 3886a7e
1 parent 816432d
commit 3886a7e
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/src/wavbreaker.c b/src/wavbreaker.c
@@ -1667,6 +1667,10 @@ static gboolean draw_summary_button_release(GtkWidget *widget,
     int x_scale, x_scale_leftover, x_scale_mod;
     int leftover_count;
 
+    if (!g_sample) {
+        return TRUE;
+    }
+
     if (sample_is_playing(g_sample)) {
         return TRUE;
     }
@@ -1706,6 +1710,10 @@ void reset_sample_display(guint midpoint)
     int width = allocation.width;
     int start = midpoint - width / 2;
 
+    if (!g_sample) {
+        return;
+    }
+
     if (sample_get_num_sample_blocks(g_sample) == 0) {
         pixmap_offset = 0;
     } else if (width > sample_get_num_sample_blocks(g_sample)) {
@@ -1824,6 +1832,10 @@ static gboolean button_release(GtkWidget *widget, GdkEventButton *event,
 {
     gtk_widget_grab_focus(play_button);
 
+    if (!g_sample) {
+        return TRUE;
+    }
+
     if (event->x + pixmap_offset > sample_get_num_sample_blocks(g_sample)) {
         return TRUE;
     }