41 lines
1.3 KiB
Java
41 lines
1.3 KiB
Java
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package com.xscm.moduleutil.utils;
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import android.app.Activity;
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import android.content.Context;
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import android.content.res.Configuration;
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import android.content.res.Resources;
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public class DisplayUtil {
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/**
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* 保持字体大小不随系统设置变化（用在界面加载之前）
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* 要重写Activity的attachBaseContext()
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*/
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public static Context attachBaseContext(Context context, float fontScale) {
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Configuration config = context.getResources().getConfiguration();
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//正确写法
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config.fontScale = fontScale;
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return context.createConfigurationContext(config);
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}
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/**
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* 保持字体大小不随系统设置变化（用在界面加载之前）
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* 要重写Activity的getResources()
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*/
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public static Resources getResources(Context context, Resources resources, float fontScale) {
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Configuration config = resources.getConfiguration();
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if(config.fontScale != fontScale) {
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config.fontScale = fontScale;
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return context.createConfigurationContext(config).getResources();
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} else {
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return resources;
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}
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}
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/**
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* 保存字体大小，后通知界面重建，它会触发attachBaseContext，来改变字号
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*/
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public static void recreate(Activity activity) {
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activity.recreate();
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}
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}
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