[Android] Prevent crashes for the Video player info component

[Nicolas Pomepuy]

vlc-android | branch: master | Nicolas Pomepuy <nicolas at videolabs.io> | Fri Aug 13 10:57:16 2021 +0200| [c258f1da40e69d842b2b5aa94d902022564b1cd4] | committer: Nicolas Pomepuy

Prevent crashes for the Video player info component

> https://code.videolan.org/videolan/vlc-android/commit/c258f1da40e69d842b2b5aa94d902022564b1cd4
---

 .../src/main/java/org/videolan/liveplotgraph/LegendView.kt     | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/application/live-plot-graph/src/main/java/org/videolan/liveplotgraph/LegendView.kt b/application/live-plot-graph/src/main/java/org/videolan/liveplotgraph/LegendView.kt
index c0bc482bd..c8c091054 100644
--- a/application/live-plot-graph/src/main/java/org/videolan/liveplotgraph/LegendView.kt
+++ b/application/live-plot-graph/src/main/java/org/videolan/liveplotgraph/LegendView.kt
@@ -71,10 +71,12 @@ class LegendView : ConstraintLayout, PlotViewDataChangeListener {
     override fun onAttachedToWindow() {
         super.onAttachedToWindow()
         //workaround for editor
-        if (!isInEditMode && context != null) {
-            plotView = (context as Activity).findViewById(plotViewId)
-            if (!::plotView.isInitialized) throw IllegalStateException("A valid plot view has to be provided")
-            plotView.addListener(this)
+        if (!isInEditMode) {
+            context?.let {
+                plotView = (it as Activity).findViewById(plotViewId)
+                if (!::plotView.isInitialized) throw IllegalStateException("A valid plot view has to be provided")
+                plotView.addListener(this)
+            }
         }
         layoutParams.height = ViewGroup.LayoutParams.WRAP_CONTENT
     }