extract getEffectiveCenterTitle

2022-04-27 11:52:07 +02:00
parent 81c4207b04
commit 622efa7ba2
3 changed files with 33 additions and 36 deletions
@@ -17,6 +17,28 @@ Future<void> launchURL(BuildContext context, String url) async {
  }
 }

+/// Get centerTitle considering a default and platform specific behaviour
+bool getEffectiveCenterTitle(
+  ThemeData theme, {
+  bool? centerTitle,
+  List<Widget>? actions,
+}) {
+  if (centerTitle != null) return centerTitle;
+  if (theme.appBarTheme.centerTitle != null) {
+    return theme.appBarTheme.centerTitle!;
+  }
+  switch (theme.platform) {
+    case TargetPlatform.android:
+    case TargetPlatform.fuchsia:
+    case TargetPlatform.linux:
+    case TargetPlatform.windows:
+      return false;
+    case TargetPlatform.iOS:
+    case TargetPlatform.macOS:
+      return actions == null || actions.length < 2;
+  }
+}
+
 /// Shows confirmation dialog
 Future<bool?> showConfirmationDialog(
  BuildContext context, {