Show and hide fragments instead of replacing, so transition between map and list views is a lot faster

1 files changed, 12 insertions, 2 deletions

diff --git a/androidApp/src/main/java/mx/trackermap/TrackerMap/android/units/UnitsActivity.kt b/androidApp/src/main/java/mx/trackermap/TrackerMap/android/units/UnitsActivity.kt
index 9fcef7f..58147e4 100644
--- a/androidApp/src/main/java/mx/trackermap/TrackerMap/android/units/UnitsActivity.kt
+++ b/androidApp/src/main/java/mx/trackermap/TrackerMap/android/units/UnitsActivity.kt
@@ -66,6 +66,10 @@ class UnitsActivity : AppCompatActivity() {
     }
 
     private fun setupViews() {
+        supportFragmentManager.commit {
+            add(R.id.displayContainer, mapFragment)
+            add(R.id.displayContainer, devicesFragment)
+        }
         TooltipCompat.setTooltipText(binding.userButton, getString(R.string.open_profile))
         TooltipCompat.setTooltipText(binding.mapLayerToggle, getString(R.string.switch_layer))
     }
@@ -148,9 +152,15 @@ class UnitsActivity : AppCompatActivity() {
                     UnitsViewModel.UnitsDisplayMode.MAP -> mapFragment
                     else -> mapFragment
                 }
+            val oldFragment =
+                when (displayMode) {
+                    UnitsViewModel.UnitsDisplayMode.LIST -> mapFragment
+                    UnitsViewModel.UnitsDisplayMode.MAP -> devicesFragment
+                    else -> devicesFragment
+                }
             supportFragmentManager.commit {
-                replace(R.id.displayContainer, newFragment)
-                setTransition(TRANSIT_FRAGMENT_FADE)
+                show(newFragment)
+                hide(oldFragment)
             }
         }
         unitsViewModel.selectedUnit.observe(this) {