Add text selection colors

app/src/main/java/org/thoughtcrime/securesms/ui/Colors.kt

@@ -80,7 +80,7 @@ fun destructiveButtonColors() = ButtonDefaults.buttonColors(backgroundColor = Co
 
 @Preview
 @Composable
-fun Context.PreviewMessageDetails(
+fun PreviewMessageDetails(
     @PreviewParameter(ThemeResPreviewParameterProvider::class) themeResId: Int
 ) {
     PreviewTheme(themeResId) {
@@ -127,6 +127,5 @@ fun outlinedTextFieldColors(
     textColor = if (isError) colorDestructive else LocalContentColor.current.copy(LocalContentAlpha.current),
     focusedBorderColor = Color(classicDark3),
     unfocusedBorderColor = Color(classicDark3),
-    cursorColor = LocalContentColor.current,
     placeholderColor = if (isError) colorDestructive else MaterialTheme.colors.onSurface.copy(ContentAlpha.medium)
 )

app/src/main/java/org/thoughtcrime/securesms/ui/Themes.kt

@@ -5,6 +5,8 @@ import androidx.annotation.AttrRes
 import androidx.appcompat.view.ContextThemeWrapper
 import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.text.selection.LocalTextSelectionColors
+import androidx.compose.foundation.text.selection.TextSelectionColors
 import androidx.compose.material.LocalContentColor
 import androidx.compose.material.MaterialTheme
 import androidx.compose.material.Shapes
@@ -55,9 +57,15 @@ fun AppTheme(
 
     val surface = context.getColorFromTheme(R.attr.colorSettingsBackground)
 
+
     CompositionLocalProvider(LocalExtraColors provides extraColors) {
         AppCompatTheme(surface = surface) {
-            content()
+            CompositionLocalProvider(LocalTextSelectionColors provides TextSelectionColors(
+                handleColor = MaterialTheme.colors.secondary,
+                backgroundColor = MaterialTheme.colors.secondary.copy(alpha = 0.5f)
+            )) {
+                content()
+            }
         }
     }
 }