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适配RTL #62

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Merged
merged 3 commits into from
Nov 19, 2025
Merged

适配RTL #62

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6aeb23a
适配RTL
Mr-JingShi Nov 13, 2025
42f657e
直接使用Configuration.setLayoutDirection，而不是每个Activity创建时通过View.setLayout…
Mr-JingShi Nov 14, 2025
50741e4
使用onPageCommitVisible替换onPageStarted
Mr-JingShi Nov 18, 2025
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24 changes: 22 additions & 2 deletions app/src/main/java/com/hjq/language/demo/MainActivity.java
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Original file line number Diff line number Diff line change
Expand Up @@ -3,9 +3,12 @@
import android.annotation.TargetApi;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.text.TextUtils;
import android.view.View;
import android.webkit.WebChromeClient;
import android.webkit.WebResourceRequest;
import android.webkit.WebView;
Expand Down Expand Up @@ -54,7 +57,7 @@ protected void onCreate(Bundle savedInstanceState) {
getApplication().getResources().getString(R.string.current_language));
mSystemLanguageView = findViewById(R.id.tv_main_language_system);
mSystemLanguageView.setText(MultiLanguages.getLanguageString(this,
MultiLanguages.getSystemLanguage(this), R.string.current_language));
MultiLanguages.getSystemLanguage(this), R.string.current_language));

if (MultiLanguages.isSystemLanguage(this)) {
radioGroup.check(R.id.rb_main_language_auto);
Expand All @@ -66,6 +69,8 @@ protected void onCreate(Bundle savedInstanceState) {
radioGroup.check(R.id.rb_main_language_tw);
} else if (LocaleContract.getEnglishLocale().equals(locale)) {
radioGroup.check(R.id.rb_main_language_en);
} else if (LocaleContract.getArabicLocale().equals(locale)) {
radioGroup.check(R.id.rb_main_language_ar);
} else {
radioGroup.check(R.id.rb_main_language_auto);
}
Expand Down Expand Up @@ -94,6 +99,9 @@ public void onCheckedChanged(RadioGroup group, int checkedId) {
} else if (checkedId == R.id.rb_main_language_en) {
// 英语
restart = MultiLanguages.setAppLanguage(this, LocaleContract.getEnglishLocale());
} else if (checkedId == R.id.rb_main_language_ar) {
// 阿拉伯语
restart = MultiLanguages.setAppLanguage(this, LocaleContract.getArabicLocale());
}

if (restart) {
Expand Down Expand Up @@ -130,7 +138,7 @@ public void onResume() {
return;
}
mSystemLanguageView.setText(MultiLanguages.getLanguageString(this,
MultiLanguages.getSystemLanguage(this), R.string.current_language));
MultiLanguages.getSystemLanguage(this), R.string.current_language));
}

@Override
Expand Down Expand Up @@ -189,6 +197,18 @@ public boolean shouldOverrideUrlLoading(WebView view, String url) {
}
return true;
}
@Override
public void onPageCommitVisible(WebView view, String url) {
super.onPageCommitVisible(view, url);

if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
Locale locale = MultiLanguages.getAppLanguage(view.getContext());
if (View.LAYOUT_DIRECTION_RTL == TextUtils.getLayoutDirectionFromLocale(locale)) {
// 水平滚动条滚动到最右边
view.scrollTo(view.getWidth(), 0);
}
}
}
}

/**
Expand Down
18 changes: 16 additions & 2 deletions app/src/main/res/layout/activity_main.xml
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Expand Up @@ -48,22 +48,33 @@
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="15dp"
android:layout_marginStart="15dp"
android:text="简体" />

<RadioButton
android:id="@+id/rb_main_language_tw"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="15dp"
android:layout_marginStart="15dp"
android:text="繁體" />

<RadioButton
android:id="@+id/rb_main_language_en"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="15dp"
android:layout_marginStart="15dp"
android:text="English" />

<RadioButton
android:id="@+id/rb_main_language_ar"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="15dp"
android:layout_marginStart="15dp"
android:text="عربي" />

</RadioGroup>

<LinearLayout
Expand All @@ -82,6 +93,7 @@
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="20dp"
android:layout_marginStart="20dp"
android:text="@string/current_language" />
</LinearLayout>

Expand All @@ -100,7 +112,8 @@
android:id="@+id/tv_main_language_application"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="20dp" />
android:layout_marginLeft="20dp"
android:layout_marginStart="20dp" />
</LinearLayout>

<LinearLayout
Expand All @@ -119,7 +132,8 @@
android:id="@+id/tv_main_language_system"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="20dp" />
android:layout_marginLeft="20dp"
android:layout_marginStart="20dp" />
</LinearLayout>

</LinearLayout>
9 changes: 9 additions & 0 deletions app/src/main/res/values-ar/strings.xml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,9 @@
<?xml version="1.0" encoding="utf-8"?>
<resources>
<string name="app_name">تدويل</string>
<string name="current_language">اتبع النظام</string>

<string name="current_activity_language">النشاط الحالي اللغة:</string>
<string name="current_application_language">لغة التطبيق الحالية:</string>
<string name="current_system_language">لغة النظام الحالية:</string>
</resources>
5 changes: 4 additions & 1 deletion library/src/main/AndroidManifest.xml
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Original file line number Diff line number Diff line change
@@ -1,2 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
<manifest package="com.hjq.language" />
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.hjq.language">
<application android:supportsRtl="true" />
</manifest>
6 changes: 6 additions & 0 deletions library/src/main/java/com/hjq/language/LanguagesUtils.java
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Expand Up @@ -39,8 +39,14 @@ static void setLocale(Configuration config, Locale locale) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
LocaleList localeList = new LocaleList(locale);
config.setLocales(localeList);
// 在一台Android13的联想平板上，setLocales和setLocale均无效，修改config.locale生效，所以这里判断一下是否设置成功
if (config.getLocales().get(0) != locale) {
config.locale = locale;
}
config.setLayoutDirection(locale);
} else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
config.setLocale(locale);
config.setLayoutDirection(locale);
} else {
config.locale = locale;
}
Expand Down
7 changes: 6 additions & 1 deletion library/src/main/java/com/hjq/language/MultiLanguages.java
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,9 @@

import android.app.Application;
import android.content.Context;
import android.content.res.Configuration;
import android.content.res.Resources;
import android.os.Build;
import android.os.Looper;
import android.os.MessageQueue;
import android.text.TextUtils;
Expand Down Expand Up @@ -96,7 +98,10 @@ public static void updateAppLanguage(Context context, Resources resources) {
return;
}
Locale locale = getAppLanguage(context);
if (!locale.equals(LanguagesUtils.getLocale(resources.getConfiguration()))) {
Configuration config = resources.getConfiguration();
if (!locale.equals(LanguagesUtils.getLocale(config))
|| (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1
&& TextUtils.getLayoutDirectionFromLocale(locale) != config.getLayoutDirection())) {
LanguagesUtils.updateLanguages(resources, locale);
}
if (!locale.equals(LanguagesUtils.getDefaultLocale())) {
Expand Down