Added option for changing ListPref button color

Author: JamalMulla

ComposePrefs3/src/main/java/com/jamal/composeprefs3/ui/prefs/ListPref.kt

@@ -34,6 +34,7 @@ import java.lang.Exception
  * @param contentColor Preferred content color passed to dialog's children
  * @param textColor Text colour of the [title] and [summary]
  * @param selectionColor Colour of the radiobutton of the selected item
+ * @param buttonColor Colour of the cancel button
  * @param enabled If false, this Pref cannot be clicked and the Dialog cannot be shown.
  * @param entries Map of keys to values for entries that should be shown in the Dialog.
  */
@@ -52,6 +53,7 @@ fun ListPref(
     contentColor: Color = contentColorFor(dialogBackgroundColor),
     textColor: Color = MaterialTheme.colorScheme.onBackground,
     selectionColor: Color = MaterialTheme.colorScheme.primary,
+    buttonColor: Color = MaterialTheme.colorScheme.primary,
     enabled: Boolean = true,
     entries: Map<String, String> = mapOf(), //TODO: Change to List?
 ) {
@@ -135,7 +137,7 @@ fun ListPref(
                 TextButton(
                     onClick = { showDialog = false },
                 ) {
-                    Text("Cancel", style = MaterialTheme.typography.bodyLarge)
+                    Text("Cancel", style = MaterialTheme.typography.bodyLarge, color = buttonColor)
                 }
 
             },