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added orientation aliases

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Japa Alekhin Llemos
2019-09-22 03:31:06 +08:00
parent 969465b323
commit d59b473b5a
1 changed files with 56 additions and 0 deletions
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56
lib/util.dart
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@ -29,6 +29,62 @@ class Util {
return SystemChrome.setPreferredOrientations([orientation]);
}
/// Sets the preferred orientation of the app to landscape only.
///
/// When it opens, it will automatically change orientation to the preferred one (if possible).
Future<void> setLandscape() {
return SystemChrome.setPreferredOrientations(<DeviceOrientation>[
DeviceOrientation.landscapeLeft,
DeviceOrientation.landscapeRight,
]);
}
/// Sets the preferred orientation of the app to `DeviceOrientation.landscapeLeft` only.
///
/// When it opens, it will automatically change orientation to the preferred one (if possible).
Future<void> setLandscapeLeftOnly() {
return SystemChrome.setPreferredOrientations(<DeviceOrientation>[
DeviceOrientation.landscapeLeft,
]);
}
/// Sets the preferred orientation of the app to `DeviceOrientation.landscapeRight` only.
///
/// When it opens, it will automatically change orientation to the preferred one (if possible).
Future<void> setLandscapeRightOnly() {
return SystemChrome.setPreferredOrientations(<DeviceOrientation>[
DeviceOrientation.landscapeRight,
]);
}
/// Sets the preferred orientation of the app to portrait only.
///
/// When it opens, it will automatically change orientation to the preferred one (if possible).
Future<void> setPortrait() {
return SystemChrome.setPreferredOrientations(<DeviceOrientation>[
DeviceOrientation.portraitUp,
DeviceOrientation.portraitDown,
]);
}
/// Sets the preferred orientation of the app to `DeviceOrientation.portraitUp` only.
///
/// When it opens, it will automatically change orientation to the preferred one (if possible).
Future<void> setPortraitUpOnly() {
return SystemChrome.setPreferredOrientations(<DeviceOrientation>[
DeviceOrientation.portraitUp,
]);
}
/// Sets the preferred orientation of the app to `DeviceOrientation.portraitDown` only.
///
/// When it opens, it will automatically change orientation to the preferred one (if possible).
Future<void> setPortraitDownOnly() {
return SystemChrome.setPreferredOrientations(<DeviceOrientation>[
DeviceOrientation.portraitDown,
]);
}
/// Waits for the initial screen dimensions to be available.
///
/// Because of flutter's issue #5259, when the app starts the size might be 0x0.