├── .gitignore ├── .idea ├── codeStyles │ └── Project.xml ├── gradle.xml ├── misc.xml ├── runConfigurations.xml └── vcs.xml ├── LICENSE ├── README.md ├── app ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ ├── androidTest │ └── java │ │ └── com │ │ └── anu │ │ └── developers3k │ │ └── languagechange │ │ └── ExampleInstrumentedTest.java │ ├── main │ ├── AndroidManifest.xml │ ├── java │ │ └── com │ │ │ └── anu │ │ │ └── developers3k │ │ │ └── languagechange │ │ │ ├── BottomSheetFragment.java │ │ │ ├── MainActivity.java │ │ │ ├── MainApplication.java │ │ │ └── helper │ │ │ └── LocaleHelper.java │ └── res │ │ ├── drawable-v24 │ │ └── ic_launcher_foreground.xml │ │ ├── drawable │ │ ├── flag_ad.png │ │ ├── flag_in.png │ │ ├── flag_ru.png │ │ ├── flag_th.png │ │ ├── flag_us.png │ │ ├── ic_choose_language.xml │ │ ├── ic_choose_language_white.xml │ │ ├── ic_down.xml │ │ ├── ic_launcher_background.xml │ │ └── tick.png │ │ ├── layout │ │ ├── activity_main.xml │ │ └── fragment_bottom_sheet.xml │ │ ├── mipmap-anydpi-v26 │ │ ├── ic_launcher.xml │ │ └── ic_launcher_round.xml │ │ ├── mipmap-hdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-mdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxxhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── values-es │ │ └── strings.xml │ │ ├── values-fr │ │ └── strings.xml │ │ ├── values-hi │ │ └── strings.xml │ │ ├── values-ru │ │ └── strings.xml │ │ ├── values-th │ │ └── strings.xml │ │ └── values │ │ ├── colors.xml │ │ ├── strings.xml │ │ └── styles.xml │ └── test │ └── java │ └── com │ └── anu │ └── developers3k │ └── languagechange │ └── ExampleUnitTest.java ├── build.gradle ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat └── settings.gradle /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/caches/build_file_checksums.ser 5 | /.idea/libraries 6 | /.idea/modules.xml 7 | /.idea/workspace.xml 8 | .DS_Store 9 | /build 10 | /captures 11 | .externalNativeBuild 12 | -------------------------------------------------------------------------------- /.idea/codeStyles/Project.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 15 | 16 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | -------------------------------------------------------------------------------- /.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 17 | 18 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 19 | 31 | 32 | 33 | 34 | 35 | 36 | 38 | -------------------------------------------------------------------------------- /.idea/runConfigurations.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 11 | 12 | -------------------------------------------------------------------------------- /.idea/vcs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. Definitions. 8 | 9 | "License" shall mean the terms and conditions for use, reproduction, 10 | and distribution as defined by Sections 1 through 9 of this document. 11 | 12 | "Licensor" shall mean the copyright owner or entity authorized by 13 | the copyright owner that is granting the License. 14 | 15 | "Legal Entity" shall mean the union of the acting entity and all 16 | other entities that control, are controlled by, or are under common 17 | control with that entity. For the purposes of this definition, 18 | "control" means (i) the power, direct or indirect, to cause the 19 | direction or management of such entity, whether by contract or 20 | otherwise, or (ii) ownership of fifty percent (50%) or more of the 21 | outstanding shares, or (iii) beneficial ownership of such entity. 22 | 23 | "You" (or "Your") shall mean an individual or Legal Entity 24 | exercising permissions granted by this License. 25 | 26 | "Source" form shall mean the preferred form for making modifications, 27 | including but not limited to software source code, documentation 28 | source, and configuration files. 29 | 30 | "Object" form shall mean any form resulting from mechanical 31 | transformation or translation of a Source form, including but 32 | not limited to compiled object code, generated documentation, 33 | and conversions to other media types. 34 | 35 | "Work" shall mean the work of authorship, whether in Source or 36 | Object form, made available under the License, as indicated by a 37 | copyright notice that is included in or attached to the work 38 | (an example is provided in the Appendix below). 39 | 40 | "Derivative Works" shall mean any work, whether in Source or Object 41 | form, that is based on (or derived from) the Work and for which the 42 | editorial revisions, annotations, elaborations, or other modifications 43 | represent, as a whole, an original work of authorship. For the purposes 44 | of this License, Derivative Works shall not include works that remain 45 | separable from, or merely link (or bind by name) to the interfaces of, 46 | the Work and Derivative Works thereof. 47 | 48 | "Contribution" shall mean any work of authorship, including 49 | the original version of the Work and any modifications or additions 50 | to that Work or Derivative Works thereof, that is intentionally 51 | submitted to Licensor for inclusion in the Work by the copyright owner 52 | or by an individual or Legal Entity authorized to submit on behalf of 53 | the copyright owner. For the purposes of this definition, "submitted" 54 | means any form of electronic, verbal, or written communication sent 55 | to the Licensor or its representatives, including but not limited to 56 | communication on electronic mailing lists, source code control systems, 57 | and issue tracking systems that are managed by, or on behalf of, the 58 | Licensor for the purpose of discussing and improving the Work, but 59 | excluding communication that is conspicuously marked or otherwise 60 | designated in writing by the copyright owner as "Not a Contribution." 61 | 62 | "Contributor" shall mean Licensor and any individual or Legal Entity 63 | on behalf of whom a Contribution has been received by Licensor and 64 | subsequently incorporated within the Work. 65 | 66 | 2. Grant of Copyright License. Subject to the terms and conditions of 67 | this License, each Contributor hereby grants to You a perpetual, 68 | worldwide, non-exclusive, no-charge, royalty-free, irrevocable 69 | copyright license to reproduce, prepare Derivative Works of, 70 | publicly display, publicly perform, sublicense, and distribute the 71 | Work and such Derivative Works in Source or Object form. 72 | 73 | 3. Grant of Patent License. Subject to the terms and conditions of 74 | this License, each Contributor hereby grants to You a perpetual, 75 | worldwide, non-exclusive, no-charge, royalty-free, irrevocable 76 | (except as stated in this section) patent license to make, have made, 77 | use, offer to sell, sell, import, and otherwise transfer the Work, 78 | where such license applies only to those patent claims licensable 79 | by such Contributor that are necessarily infringed by their 80 | Contribution(s) alone or by combination of their Contribution(s) 81 | with the Work to which such Contribution(s) was submitted. If You 82 | institute patent litigation against any entity (including a 83 | cross-claim or counterclaim in a lawsuit) alleging that the Work 84 | or a Contribution incorporated within the Work constitutes direct 85 | or contributory patent infringement, then any patent licenses 86 | granted to You under this License for that Work shall terminate 87 | as of the date such litigation is filed. 88 | 89 | 4. Redistribution. You may reproduce and distribute copies of the 90 | Work or Derivative Works thereof in any medium, with or without 91 | modifications, and in Source or Object form, provided that You 92 | meet the following conditions: 93 | 94 | (a) You must give any other recipients of the Work or 95 | Derivative Works a copy of this License; and 96 | 97 | (b) You must cause any modified files to carry prominent notices 98 | stating that You changed the files; and 99 | 100 | (c) You must retain, in the Source form of any Derivative Works 101 | that You distribute, all copyright, patent, trademark, and 102 | attribution notices from the Source form of the Work, 103 | excluding those notices that do not pertain to any part of 104 | the Derivative Works; and 105 | 106 | (d) If the Work includes a "NOTICE" text file as part of its 107 | distribution, then any Derivative Works that You distribute must 108 | include a readable copy of the attribution notices contained 109 | within such NOTICE file, excluding those notices that do not 110 | pertain to any part of the Derivative Works, in at least one 111 | of the following places: within a NOTICE text file distributed 112 | as part of the Derivative Works; within the Source form or 113 | documentation, if provided along with the Derivative Works; or, 114 | within a display generated by the Derivative Works, if and 115 | wherever such third-party notices normally appear. The contents 116 | of the NOTICE file are for informational purposes only and 117 | do not modify the License. You may add Your own attribution 118 | notices within Derivative Works that You distribute, alongside 119 | or as an addendum to the NOTICE text from the Work, provided 120 | that such additional attribution notices cannot be construed 121 | as modifying the License. 122 | 123 | You may add Your own copyright statement to Your modifications and 124 | may provide additional or different license terms and conditions 125 | for use, reproduction, or distribution of Your modifications, or 126 | for any such Derivative Works as a whole, provided Your use, 127 | reproduction, and distribution of the Work otherwise complies with 128 | the conditions stated in this License. 129 | 130 | 5. Submission of Contributions. Unless You explicitly state otherwise, 131 | any Contribution intentionally submitted for inclusion in the Work 132 | by You to the Licensor shall be under the terms and conditions of 133 | this License, without any additional terms or conditions. 134 | Notwithstanding the above, nothing herein shall supersede or modify 135 | the terms of any separate license agreement you may have executed 136 | with Licensor regarding such Contributions. 137 | 138 | 6. Trademarks. This License does not grant permission to use the trade 139 | names, trademarks, service marks, or product names of the Licensor, 140 | except as required for reasonable and customary use in describing the 141 | origin of the Work and reproducing the content of the NOTICE file. 142 | 143 | 7. Disclaimer of Warranty. Unless required by applicable law or 144 | agreed to in writing, Licensor provides the Work (and each 145 | Contributor provides its Contributions) on an "AS IS" BASIS, 146 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or 147 | implied, including, without limitation, any warranties or conditions 148 | of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A 149 | PARTICULAR PURPOSE. You are solely responsible for determining the 150 | appropriateness of using or redistributing the Work and assume any 151 | risks associated with Your exercise of permissions under this License. 152 | 153 | 8. Limitation of Liability. In no event and under no legal theory, 154 | whether in tort (including negligence), contract, or otherwise, 155 | unless required by applicable law (such as deliberate and grossly 156 | negligent acts) or agreed to in writing, shall any Contributor be 157 | liable to You for damages, including any direct, indirect, special, 158 | incidental, or consequential damages of any character arising as a 159 | result of this License or out of the use or inability to use the 160 | Work (including but not limited to damages for loss of goodwill, 161 | work stoppage, computer failure or malfunction, or any and all 162 | other commercial damages or losses), even if such Contributor 163 | has been advised of the possibility of such damages. 164 | 165 | 9. Accepting Warranty or Additional Liability. While redistributing 166 | the Work or Derivative Works thereof, You may choose to offer, 167 | and charge a fee for, acceptance of support, warranty, indemnity, 168 | or other liability obligations and/or rights consistent with this 169 | License. However, in accepting such obligations, You may act only 170 | on Your own behalf and on Your sole responsibility, not on behalf 171 | of any other Contributor, and only if You agree to indemnify, 172 | defend, and hold each Contributor harmless for any liability 173 | incurred by, or claims asserted against, such Contributor by reason 174 | of your accepting any such warranty or additional liability. 175 | 176 | END OF TERMS AND CONDITIONS 177 | 178 | APPENDIX: How to apply the Apache License to your work. 179 | 180 | To apply the Apache License to your work, attach the following 181 | boilerplate notice, with the fields enclosed by brackets "[]" 182 | replaced with your own identifying information. (Don't include 183 | the brackets!) The text should be enclosed in the appropriate 184 | comment syntax for the file format. We also recommend that a 185 | file or class name and description of purpose be included on the 186 | same "printed page" as the copyright notice for easier 187 | identification within third-party archives. 188 | 189 | Copyright [yyyy] [name of copyright owner] 190 | 191 | Licensed under the Apache License, Version 2.0 (the "License"); 192 | you may not use this file except in compliance with the License. 193 | You may obtain a copy of the License at 194 | 195 | http://www.apache.org/licenses/LICENSE-2.0 196 | 197 | Unless required by applicable law or agreed to in writing, software 198 | distributed under the License is distributed on an "AS IS" BASIS, 199 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 200 | See the License for the specific language governing permissions and 201 | limitations under the License. 202 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # Multi-language_App 2 | Multi-language app using shared preferences 3 | 4 | 5 | Demo app to show how to use multi language support in ways. 6 | 7 | 1. Select language from drop down list. 8 | 2. Choose language from Bottom Sheet design 9 | 10 | 11 | ### Drop-Down Multi-language Select ### 12 | 13 | Simple drop down design which change the application language. 14 | 15 | ![videotogif_2018 10 15_12 17 23](https://user-images.githubusercontent.com/18279724/46934291-d994ee00-d074-11e8-8de0-43a9a5498682.gif) 16 | 17 | 18 | ### Bottom Sheet Multi-language Select ### 19 | 20 | Created a bottom sheet with country flags, click on the country flag to change the application language. 21 | 22 | ![videotogif_2018 10 15_12 13 03](https://user-images.githubusercontent.com/18279724/46934293-dbf74800-d074-11e8-9ec5-0db444ab94ae.gif) 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | -------------------------------------------------------------------------------- /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | android { 4 | compileSdkVersion 28 5 | defaultConfig { 6 | applicationId "com.anu.developers3k.languagechange" 7 | minSdkVersion 19 8 | targetSdkVersion 28 9 | versionCode 1 10 | versionName "1.0" 11 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 12 | } 13 | buildTypes { 14 | release { 15 | minifyEnabled false 16 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 17 | } 18 | } 19 | } 20 | 21 | dependencies { 22 | implementation fileTree(dir: 'libs', include: ['*.jar']) 23 | implementation 'com.android.support:appcompat-v7:28.0.0' 24 | implementation 'com.android.support.constraint:constraint-layout:1.1.3' 25 | testImplementation 'junit:junit:4.12' 26 | androidTestImplementation 'com.android.support.test:runner:1.0.2' 27 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2' 28 | implementation 'com.android.support:design:28.0.0' 29 | 30 | //implementation 'com.github.KaKaVip:Android-Flag-Kit:v0.1' 31 | } 32 | -------------------------------------------------------------------------------- /app/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /app/src/androidTest/java/com/anu/developers3k/languagechange/ExampleInstrumentedTest.java: -------------------------------------------------------------------------------- 1 | package com.anu.developers3k.languagechange; 2 | 3 | import android.content.Context; 4 | import android.support.test.InstrumentationRegistry; 5 | import android.support.test.runner.AndroidJUnit4; 6 | 7 | import org.junit.Test; 8 | import org.junit.runner.RunWith; 9 | 10 | import static org.junit.Assert.*; 11 | 12 | /** 13 | * Instrumented test, which will execute on an Android device. 14 | * 15 | * @see Testing documentation 16 | */ 17 | @RunWith(AndroidJUnit4.class) 18 | public class ExampleInstrumentedTest { 19 | @Test 20 | public void useAppContext() { 21 | // Context of the app under test. 22 | Context appContext = InstrumentationRegistry.getTargetContext(); 23 | 24 | assertEquals("com.anu.developers3k.languagechange", appContext.getPackageName()); 25 | } 26 | } 27 | -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | -------------------------------------------------------------------------------- /app/src/main/java/com/anu/developers3k/languagechange/BottomSheetFragment.java: -------------------------------------------------------------------------------- 1 | package com.anu.developers3k.languagechange; 2 | 3 | import android.app.Dialog; 4 | import android.content.Context; 5 | import android.content.Intent; 6 | import android.content.res.Configuration; 7 | import android.content.res.Resources; 8 | import android.support.annotation.NonNull; 9 | import android.support.design.widget.BottomSheetBehavior; 10 | import android.support.design.widget.BottomSheetDialogFragment; 11 | import android.support.design.widget.CoordinatorLayout; 12 | import android.util.DisplayMetrics; 13 | import android.view.LayoutInflater; 14 | import android.view.View; 15 | import android.widget.ImageView; 16 | 17 | import com.anu.developers3k.languagechange.helper.LocaleHelper; 18 | 19 | import java.util.Locale; 20 | 21 | public class BottomSheetFragment extends BottomSheetDialogFragment{ 22 | 23 | ImageView tickEnglish; 24 | ImageView tickHindi; 25 | ImageView tickRussia; 26 | ImageView tickThai; 27 | MainActivity main; 28 | Locale myLocale; 29 | String currentLang; 30 | String currentLanguage = "en"; 31 | 32 | 33 | @Override 34 | public void setupDialog(Dialog dialog, int style) { 35 | super.setupDialog(dialog, style); 36 | 37 | //Set the custom view 38 | View view = LayoutInflater.from(getContext()).inflate(R.layout.fragment_bottom_sheet, null); 39 | dialog.setContentView(view); 40 | main = new MainActivity(); 41 | 42 | //removing all tick mark from the layout 43 | tickEnglish = (ImageView) view.findViewById(R.id.tick_english); 44 | tickEnglish.setVisibility(View.GONE); 45 | tickHindi = (ImageView) view.findViewById(R.id.tick_hindi); 46 | tickHindi.setVisibility(View.GONE); 47 | tickRussia = (ImageView) view.findViewById(R.id.tick_russia); 48 | tickRussia.setVisibility(View.GONE); 49 | tickThai = (ImageView) view.findViewById(R.id.tick_thai); 50 | tickThai.setVisibility(view.GONE); 51 | 52 | currentLanguage = getActivity().getIntent().getStringExtra(currentLang); 53 | 54 | //case for making the tick mark alive 55 | switch(LocaleHelper.getLanguage(getContext())) 56 | { 57 | case "en": 58 | tickEnglish.setVisibility(View.VISIBLE); 59 | break; 60 | case "hi": 61 | tickHindi.setVisibility(View.VISIBLE); 62 | break; 63 | case "ru": 64 | tickRussia.setVisibility(View.VISIBLE); 65 | break; 66 | case "th": 67 | tickThai.setVisibility(View.VISIBLE); 68 | break; 69 | default: 70 | System.out.println("no match"); 71 | } 72 | 73 | CoordinatorLayout.LayoutParams params = (CoordinatorLayout.LayoutParams) ((View) view.getParent()).getLayoutParams(); 74 | final CoordinatorLayout.Behavior behavior = params.getBehavior(); 75 | 76 | if (behavior != null && behavior instanceof BottomSheetBehavior) { 77 | ((BottomSheetBehavior) behavior).setBottomSheetCallback(new BottomSheetBehavior.BottomSheetCallback() { 78 | @Override 79 | public void onStateChanged(@NonNull View bottomSheet, int newState) { 80 | String state = ""; 81 | 82 | switch (newState) { 83 | case BottomSheetBehavior.STATE_DRAGGING: { 84 | state = "DRAGGING"; 85 | break; 86 | } 87 | case BottomSheetBehavior.STATE_SETTLING: { 88 | state = "SETTLING"; 89 | break; 90 | } 91 | case BottomSheetBehavior.STATE_EXPANDED: { 92 | state = "EXPANDED"; 93 | break; 94 | } 95 | case BottomSheetBehavior.STATE_COLLAPSED: { 96 | state = "COLLAPSED"; 97 | break; 98 | } 99 | case BottomSheetBehavior.STATE_HIDDEN: { 100 | dismiss(); 101 | state = "HIDDEN"; 102 | break; 103 | } 104 | } 105 | // Toast.makeText(getContext(), "Bottom Sheet State Changed to: " + state, Toast.LENGTH_SHORT).show(); 106 | } 107 | 108 | @Override 109 | public void onSlide(@NonNull View bottomSheet, float slideOffset) { 110 | } 111 | }); 112 | } 113 | 114 | //close icon of bottom sheet 115 | ImageView imageViewClose = (ImageView) view.findViewById(R.id.imageView); 116 | imageViewClose.setOnClickListener(new View.OnClickListener() { 117 | @Override 118 | public void onClick(View view) { 119 | //to close the bottom sheet 120 | ((BottomSheetBehavior) behavior).setState(BottomSheetBehavior.STATE_HIDDEN); 121 | 122 | } 123 | }); 124 | 125 | //onclick on english language 126 | ImageView flagEnglish = (ImageView) view.findViewById(R.id.flagView_english); 127 | flagEnglish.setOnClickListener(new View.OnClickListener() { 128 | @Override 129 | public void onClick(View view) { 130 | setLocale("en"); 131 | //to close the bottom sheet 132 | ((BottomSheetBehavior) behavior).setState(BottomSheetBehavior.STATE_HIDDEN); 133 | } 134 | }); 135 | 136 | //onclick for hindi flag 137 | ImageView flagHindi = (ImageView) view.findViewById(R.id.flagView_hindi); 138 | flagHindi.setOnClickListener(new View.OnClickListener() { 139 | @Override 140 | public void onClick(View view) { 141 | setLocale("hi"); 142 | //to close the bottom sheet 143 | ((BottomSheetBehavior) behavior).setState(BottomSheetBehavior.STATE_HIDDEN); 144 | 145 | } 146 | }); 147 | 148 | //onclick for russia flag 149 | ImageView flagRussia = (ImageView) view.findViewById(R.id.flagView_russsia); 150 | flagRussia.setOnClickListener(new View.OnClickListener() { 151 | @Override 152 | public void onClick(View view) { 153 | setLocale("ru"); 154 | //to close the bottom sheet 155 | ((BottomSheetBehavior) behavior).setState(BottomSheetBehavior.STATE_HIDDEN); 156 | 157 | } 158 | }); 159 | 160 | //onlcik for thai flag 161 | ImageView flagThai = (ImageView) view.findViewById(R.id.flagView_thai); 162 | flagThai.setOnClickListener(new View.OnClickListener() { 163 | @Override 164 | public void onClick(View view) { 165 | setLocale("th"); 166 | //to close the bottom sheet 167 | ((BottomSheetBehavior) behavior).setState(BottomSheetBehavior.STATE_HIDDEN); 168 | 169 | } 170 | }); 171 | } 172 | 173 | //to change the language and refresh the screen 174 | public void setLocale(String localeName) { 175 | if (!localeName.equals(currentLanguage)) { 176 | Context context = LocaleHelper.setLocale(getContext(), localeName); 177 | //Resources resources = context.getResources(); 178 | myLocale = new Locale(localeName); 179 | Resources res = context.getResources(); 180 | DisplayMetrics dm = res.getDisplayMetrics(); 181 | Configuration conf = res.getConfiguration(); 182 | conf.locale = myLocale; 183 | res.updateConfiguration(conf, dm); 184 | Intent refresh = new Intent(getContext(), MainActivity.class); 185 | refresh.putExtra(currentLang, localeName); 186 | startActivity(refresh); 187 | } else { 188 | //Toast.makeText(getActivity(), "Language already selected!", Toast.LENGTH_SHORT).show(); 189 | } 190 | } 191 | } 192 | -------------------------------------------------------------------------------- /app/src/main/java/com/anu/developers3k/languagechange/MainActivity.java: -------------------------------------------------------------------------------- 1 | package com.anu.developers3k.languagechange; 2 | 3 | import android.content.Context; 4 | import android.content.Intent; 5 | import android.content.res.Configuration; 6 | import android.content.res.Resources; 7 | import android.support.v7.app.AppCompatActivity; 8 | import android.os.Bundle; 9 | import android.util.DisplayMetrics; 10 | import android.view.View; 11 | import android.widget.AdapterView; 12 | import android.widget.ArrayAdapter; 13 | import android.widget.Button; 14 | import android.widget.Spinner; 15 | import android.widget.Toast; 16 | 17 | import com.anu.developers3k.languagechange.helper.LocaleHelper; 18 | 19 | import java.util.ArrayList; 20 | import java.util.List; 21 | import java.util.Locale; 22 | 23 | public class MainActivity extends AppCompatActivity { 24 | Spinner spinner; 25 | Locale myLocale; 26 | String currentLanguage = "en", currentLang; 27 | 28 | public static final String TAG = "bottom_sheet"; 29 | @Override 30 | protected void onCreate(Bundle savedInstanceState) { 31 | super.onCreate(savedInstanceState); 32 | setContentView(R.layout.activity_main); 33 | 34 | currentLanguage = getIntent().getStringExtra(currentLang); 35 | 36 | spinner = (Spinner) findViewById(R.id.spinner); 37 | 38 | List list = new ArrayList(); 39 | 40 | list.add("Select language"); 41 | list.add("English"); 42 | list.add("Español"); 43 | list.add("Français"); 44 | list.add("Hindi"); 45 | 46 | ArrayAdapter adapter = new ArrayAdapter(this, android.R.layout.simple_spinner_item, list); 47 | adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); 48 | spinner.setAdapter(adapter); 49 | 50 | spinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() { 51 | @Override 52 | public void onItemSelected(AdapterView adapterView, View view, int position, long l) { 53 | switch (position) { 54 | case 0: 55 | break; 56 | case 1: 57 | setLocale("en"); 58 | break; 59 | case 2: 60 | setLocale("es"); 61 | break; 62 | case 3: 63 | setLocale("fr"); 64 | break; 65 | case 4: 66 | setLocale("hi"); 67 | break; 68 | } 69 | } 70 | 71 | @Override 72 | public void onNothingSelected(AdapterView adapterView) { 73 | } 74 | }); 75 | 76 | 77 | //bootom sheet design 78 | Button showBottomSheet = (Button) findViewById(R.id.button); 79 | 80 | showBottomSheet.setOnClickListener(new View.OnClickListener() { 81 | @Override 82 | public void onClick(View view) { 83 | BottomSheetFragment fragment = new BottomSheetFragment(); 84 | fragment.show(getSupportFragmentManager(), TAG); 85 | } 86 | }); 87 | } 88 | 89 | public void setLocale(String localeName) { 90 | if (!localeName.equals(currentLanguage)) { 91 | Context context = LocaleHelper.setLocale(this, localeName); 92 | //Resources resources = context.getResources(); 93 | myLocale = new Locale(localeName); 94 | Resources res = context.getResources(); 95 | DisplayMetrics dm = res.getDisplayMetrics(); 96 | Configuration conf = res.getConfiguration(); 97 | conf.locale = myLocale; 98 | res.updateConfiguration(conf, dm); 99 | Intent refresh = new Intent(this, MainActivity.class); 100 | refresh.putExtra(currentLang, localeName); 101 | startActivity(refresh); 102 | } else { 103 | Toast.makeText(MainActivity.this, "Language already selected!", Toast.LENGTH_SHORT).show(); 104 | } 105 | } 106 | 107 | public void onBackPressed() { 108 | Intent intent = new Intent(Intent.ACTION_MAIN); 109 | intent.addCategory(Intent.CATEGORY_HOME); 110 | intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); 111 | startActivity(intent); 112 | finish(); 113 | System.exit(0); 114 | } 115 | @Override 116 | protected void attachBaseContext(Context base) { 117 | super.attachBaseContext(LocaleHelper.onAttach(base)); 118 | } 119 | } -------------------------------------------------------------------------------- /app/src/main/java/com/anu/developers3k/languagechange/MainApplication.java: -------------------------------------------------------------------------------- 1 | package com.anu.developers3k.languagechange; 2 | 3 | import android.app.Application; 4 | import android.content.Context; 5 | 6 | import com.anu.developers3k.languagechange.helper.LocaleHelper; 7 | 8 | public class MainApplication extends Application { 9 | @Override 10 | protected void attachBaseContext(Context base) { 11 | super.attachBaseContext(LocaleHelper.onAttach(base, "en")); 12 | } 13 | } 14 | -------------------------------------------------------------------------------- /app/src/main/java/com/anu/developers3k/languagechange/helper/LocaleHelper.java: -------------------------------------------------------------------------------- 1 | package com.anu.developers3k.languagechange.helper; 2 | 3 | import android.annotation.TargetApi; 4 | import android.content.Context; 5 | import android.content.SharedPreferences; 6 | import android.content.res.Configuration; 7 | import android.content.res.Resources; 8 | import android.os.Build; 9 | import android.preference.PreferenceManager; 10 | 11 | import java.util.Locale; 12 | 13 | public class LocaleHelper { 14 | 15 | private static final String SELECTED_LANGUAGE = "Locale.Helper.Selected.Language"; 16 | 17 | public static Context onAttach(Context context) { 18 | String lang = getPersistedData(context, Locale.getDefault().getLanguage()); 19 | return setLocale(context, lang); 20 | } 21 | 22 | public static Context onAttach(Context context, String defaultLanguage) { 23 | String lang = getPersistedData(context, defaultLanguage); 24 | return setLocale(context, lang); 25 | } 26 | 27 | public static String getLanguage(Context context) { 28 | return getPersistedData(context, Locale.getDefault().getLanguage()); 29 | } 30 | 31 | public static Context setLocale(Context context, String language) { 32 | persist(context, language); 33 | 34 | if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) { 35 | return updateResources(context, language); 36 | } 37 | 38 | return updateResourcesLegacy(context, language); 39 | } 40 | 41 | private static String getPersistedData(Context context, String defaultLanguage) { 42 | SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(context); 43 | return preferences.getString(SELECTED_LANGUAGE, defaultLanguage); 44 | } 45 | 46 | private static void persist(Context context, String language) { 47 | SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(context); 48 | SharedPreferences.Editor editor = preferences.edit(); 49 | 50 | editor.putString(SELECTED_LANGUAGE, language); 51 | editor.apply(); 52 | } 53 | 54 | @TargetApi(Build.VERSION_CODES.N) 55 | private static Context updateResources(Context context, String language) { 56 | Locale locale = new Locale(language); 57 | Locale.setDefault(locale); 58 | 59 | Configuration configuration = context.getResources().getConfiguration(); 60 | configuration.setLocale(locale); 61 | configuration.setLayoutDirection(locale); 62 | 63 | return context.createConfigurationContext(configuration); 64 | } 65 | 66 | @SuppressWarnings("deprecation") 67 | private static Context updateResourcesLegacy(Context context, String language) { 68 | Locale locale = new Locale(language); 69 | Locale.setDefault(locale); 70 | 71 | Resources resources = context.getResources(); 72 | 73 | Configuration configuration = resources.getConfiguration(); 74 | configuration.locale = locale; 75 | if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) { 76 | configuration.setLayoutDirection(locale); 77 | } 78 | 79 | resources.updateConfiguration(configuration, resources.getDisplayMetrics()); 80 | 81 | return context; 82 | } 83 | } -------------------------------------------------------------------------------- /app/src/main/res/drawable-v24/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 12 | 13 | 19 | 22 | 25 | 26 | 27 | 28 | 34 | 35 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/flag_ad.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/anurajr1/Multi-language_App/d72d8599a694c76daff4bfbfee7e6f6f82220a46/app/src/main/res/drawable/flag_ad.png -------------------------------------------------------------------------------- /app/src/main/res/drawable/flag_in.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/anurajr1/Multi-language_App/d72d8599a694c76daff4bfbfee7e6f6f82220a46/app/src/main/res/drawable/flag_in.png -------------------------------------------------------------------------------- /app/src/main/res/drawable/flag_ru.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/anurajr1/Multi-language_App/d72d8599a694c76daff4bfbfee7e6f6f82220a46/app/src/main/res/drawable/flag_ru.png -------------------------------------------------------------------------------- /app/src/main/res/drawable/flag_th.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/anurajr1/Multi-language_App/d72d8599a694c76daff4bfbfee7e6f6f82220a46/app/src/main/res/drawable/flag_th.png -------------------------------------------------------------------------------- /app/src/main/res/drawable/flag_us.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/anurajr1/Multi-language_App/d72d8599a694c76daff4bfbfee7e6f6f82220a46/app/src/main/res/drawable/flag_us.png -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_choose_language.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 8 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_choose_language_white.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 8 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_down.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 8 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_launcher_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 115 | 120 | 125 | 130 | 135 | 140 | 145 | 150 | 155 | 160 | 165 | 170 | 171 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/tick.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/anurajr1/Multi-language_App/d72d8599a694c76daff4bfbfee7e6f6f82220a46/app/src/main/res/drawable/tick.png -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 8 | 15 | 16 | 26 | 27 | 33 | 34 |