64 lines
2.3 KiB
Dart
64 lines
2.3 KiB
Dart
// ignore_for_file: constant_identifier_names
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import 'dart:math';
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import 'package:flutter/cupertino.dart';
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import 'package:tencent_cloud_chat_uikit/ui/utils/platform.dart';
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enum DeviceType { Desktop, Mobile }
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class FormFactor {
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static double desktop = 900;
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static double handset = 300;
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}
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class TUIKitScreenUtils {
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static DeviceType? deviceType;
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/// Although specifying the `BuildContext` is optional, providing it can prevent layout issues when this widget renders immediately after the app launch.
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/// If this widget needs to be used at the moment the app launches, it's recommended to provide the `BuildContext` here.
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static DeviceType getFormFactor([BuildContext? context]) {
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if (deviceType != null) return deviceType!;
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if (PlatformUtils().isWeb) {
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final win = WidgetsBinding.instance.platformDispatcher.views.first;
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final size = win.physicalSize;
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final screenWidth = size.width / win.devicePixelRatio;
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final screenHeight = size.height / win.devicePixelRatio;
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final diagonalInInches =
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sqrt(pow(screenWidth, 2) + pow(screenHeight, 2)) / 96.0;
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deviceType = diagonalInInches < 8.0 ? DeviceType.Mobile : DeviceType.Desktop;
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return deviceType ?? DeviceType.Mobile;
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}else{
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if(context != null){
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double deviceWidth = MediaQuery.of(context).size.width;
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double deviceHeight = MediaQuery.of(context).size.height;
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if (deviceWidth > FormFactor.desktop || deviceWidth > deviceHeight * 1.1) {
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deviceType = DeviceType.Desktop;
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} else if (deviceWidth > FormFactor.handset) {
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deviceType = DeviceType.Mobile;
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}
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return deviceType ?? DeviceType.Mobile;
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}else{
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return DeviceType.Mobile;
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}
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}
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}
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static Widget getDeviceWidget({
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/// Although specifying the `BuildContext` is optional, providing it can prevent layout issues when this widget renders immediately after the app launch.
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/// If this widget needs to be used at the moment the app launches, it's recommended to provide the `BuildContext` here.
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BuildContext? context,
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required Widget defaultWidget,
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Widget? desktopWidget,
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Widget? mobileWidget,
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}) {
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deviceType ??= getFormFactor(context);
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if (deviceType == DeviceType.Desktop) return desktopWidget ?? defaultWidget;
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return mobileWidget ?? defaultWidget;
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}
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}
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