{"id":3732,"date":"2015-12-02T21:57:35","date_gmt":"2015-12-02T21:57:35","guid":{"rendered":"http:\/\/www.fandroid.info\/?p=3732"},"modified":"2019-04-18T15:48:40","modified_gmt":"2019-04-18T12:48:40","slug":"urok-33-sharedpreferences-sohranenie-dannyh-v-prilozheniyah-uroki-android-studio","status":"publish","type":"post","link":"https:\/\/www.fandroid.info\/urok-33-sharedpreferences-sohranenie-dannyh-v-prilozheniyah-uroki-android-studio\/","title":{"rendered":"\u0423\u0440\u043e\u043a 33. SharedPreferences &#8212; \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u0435 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f\u0445 | \u0423\u0440\u043e\u043a\u0438 Android Studio"},"content":{"rendered":"<p>\u0412 \u044d\u0442\u043e\u043c \u0443\u0440\u043e\u043a\u0435 \u043d\u0430\u0447\u0438\u043d\u0430\u0435\u043c \u043e\u0431\u0437\u043e\u0440 \u0441\u043f\u043e\u0441\u043e\u0431\u043e\u0432 \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 android \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f\u0445. \u041d\u0430\u0447\u043d\u0435\u043c \u0441 SharedPreferences.<\/p>\n<p><strong>SharedPreferences<\/strong> \u2013 \u043f\u043e\u0441\u0442\u043e\u044f\u043d\u043d\u043e\u0435 \u0445\u0440\u0430\u043d\u0438\u043b\u0438\u0449\u0435 \u043d\u0430 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0435 Android, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u043e\u0435 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f\u043c\u0438 \u0434\u043b\u044f \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0441\u0432\u043e\u0438\u0445 \u043d\u0430\u0441\u0442\u0440\u043e\u0435\u043a, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440.<\/p>\n<p>\u041f\u043e\u0447\u0438\u0442\u0430\u0439\u0442\u0435 \u0442\u0430\u043a\u0436\u0435:\u00a0<a href=\"\/sharedpreferences-sohranenie-dannyh-v-postoyannoe-hranilishhe-android\/\" target=\"_blank\" rel=\"noopener noreferrer\">SharedPreferences. \u0421\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u0435 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u043f\u043e\u0441\u0442\u043e\u044f\u043d\u043d\u043e\u0435 \u0445\u0440\u0430\u043d\u0438\u043b\u0438\u0449\u0435 Android<\/a><\/p>\n<p>\u0418\u0441\u0445\u043e\u0434\u043d\u044b\u0439 \u043a\u043e\u0434 \u043f\u0440\u0438\u043c\u0435\u0440\u0430 &#8212; \u043f\u043e\u0434 \u0432\u0438\u0434\u0435\u043e:<\/p>\n<p><iframe loading=\"lazy\" width=\"700\" height=\"394\" src=\"https:\/\/www.youtube.com\/embed\/Him_7Pcs-Q0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<pre class=\"lang:default decode:true\" title=\"activity_main.xml\">&lt;?xml version=\"1.0\" encoding=\"utf-8\"?&gt;\r\n&lt;LinearLayout\r\n    xmlns:android=\"http:\/\/schemas.android.com\/apk\/res\/android\"\r\n    android:layout_width=\"fill_parent\"\r\n    android:layout_height=\"fill_parent\"\r\n    android:orientation=\"vertical\"&gt;\r\n    &lt;EditText\r\n        android:id=\"@+id\/etText\"\r\n        android:layout_width=\"match_parent\"\r\n        android:layout_height=\"wrap_content\"&gt;\r\n        &lt;requestFocus&gt;\r\n        &lt;\/requestFocus&gt;\r\n    &lt;\/EditText&gt;\r\n    &lt;LinearLayout\r\n        android:id=\"@+id\/linearLayout1\"\r\n        android:layout_width=\"match_parent\"\r\n        android:layout_height=\"wrap_content\"\r\n        android:orientation=\"horizontal\"&gt;\r\n        &lt;Button\r\n            android:id=\"@+id\/btnSave\"\r\n            android:layout_width=\"wrap_content\"\r\n            android:layout_height=\"wrap_content\"\r\n            android:text=\"Save\"&gt;\r\n        &lt;\/Button&gt;\r\n        &lt;Button\r\n            android:id=\"@+id\/btnLoad\"\r\n            android:layout_width=\"wrap_content\"\r\n            android:layout_height=\"wrap_content\"\r\n            android:text=\"Load\"&gt;\r\n        &lt;\/Button&gt;\r\n    &lt;\/LinearLayout&gt;\r\n&lt;\/LinearLayout&gt;<\/pre>\n<pre class=\"lang:default decode:true \" title=\"MainActivity.java\">package info.fandroid.sharedpreferences;\r\n\r\nimport android.content.SharedPreferences;\r\nimport android.support.v7.app.AppCompatActivity;\r\nimport android.os.Bundle;\r\nimport android.view.View;\r\nimport android.widget.Button;\r\nimport android.widget.EditText;\r\nimport android.widget.Toast;\r\n\r\npublic class MainActivity extends AppCompatActivity implements View.OnClickListener{\r\n\r\n    EditText etText;\r\n    Button btnSave, btnLoad;\r\n    SharedPreferences sPref;\r\n\r\n    final String SAVED_TEXT = \"saved_text\";\r\n\r\n\r\n    @Override\r\n    protected void onCreate(Bundle savedInstanceState) {\r\n        super.onCreate(savedInstanceState);\r\n        setContentView(R.layout.activity_main);\r\n\r\n        etText = (EditText)findViewById(R.id.etText);\r\n\r\n        btnSave = (Button)findViewById(R.id.btnSave);\r\n        btnSave.setOnClickListener(this);\r\n        btnLoad = (Button)findViewById(R.id.btnLoad);\r\n        btnLoad.setOnClickListener(this);\r\n\r\n        loadText();\r\n    }\r\n\r\n    @Override\r\n    public void onClick(View v) {\r\n        switch (v.getId()){\r\n            case R.id.btnSave:\r\n                saveText();\r\n                break;\r\n            case R.id.btnLoad:\r\n                loadText();\r\n                break;\r\n            default:\r\n                break;\r\n        }\r\n        \r\n\r\n    }\r\n\r\n\r\n\r\n    private void saveText() {\r\n        sPref = getSharedPreferences(\"MyPref\", MODE_PRIVATE);\r\n        SharedPreferences.Editor ed = sPref.edit();\r\n        ed.putString(SAVED_TEXT, etText.getText().toString());\r\n        ed.commit();\r\n        Toast.makeText(MainActivity.this, \"Text saved\", Toast.LENGTH_SHORT).show();\r\n\r\n        \r\n    }\r\n\r\n\r\n    private void loadText() {\r\n        sPref = getSharedPreferences(\"MyPref\", MODE_PRIVATE);\r\n        String savedText = sPref.getString(SAVED_TEXT, \"\");\r\n        etText.setText(savedText);\r\n        Toast.makeText(MainActivity.this, \"Text loaded\", Toast.LENGTH_SHORT).show();\r\n    }\r\n\r\n    @Override\r\n    protected void onDestroy() {\r\n        super.onDestroy();\r\n        saveText();\r\n    }\r\n}\r\n<\/pre>\n<p>\u0411\u043e\u043b\u044c\u0448\u0435 \u0443\u0440\u043e\u043a\u043e\u0432:<\/p>\n<p>\u0423\u0440\u043e\u043a\u0438 Android Studio: <a href=\"https:\/\/www.youtube.com\/playlist?list=PLyfVjOYzujugap6Rf3ETNKkx4v9ePllNK\" target=\"_blank\" rel=\"noopener noreferrer\">\u0442\u0443\u0442<\/a><br \/>\n\u0418\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u044b android \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430: <a href=\"https:\/\/www.youtube.com\/playlist?list=PLyfVjOYzujugEUT-7gYhONqB5Y1xszpCq\" target=\"_blank\" rel=\"noopener noreferrer\">\u0442\u0443\u0442<\/a><br \/>\n\u0414\u0438\u0437\u0430\u0439\u043d android \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439: <a href=\"https:\/\/www.youtube.com\/playlist?list=PLyfVjOYzujugPnav0g4l0GGOPbj_vUf93\" target=\"_blank\" rel=\"noopener noreferrer\">\u0442\u0443\u0442<\/a><br \/>\n\u0423\u0440\u043e\u043a\u0438 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044f \u0438\u0433\u0440 \u0434\u043b\u044f android: <a href=\"https:\/\/www.youtube.com\/playlist?list=PLyfVjOYzujuisikez6McGsBtKviTa_lty\" target=\"_blank\" rel=\"noopener noreferrer\">\u0442\u0443\u0442<\/a><br \/>\n\u041e\u0441\u043d\u043e\u0432\u044b \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u043d\u0430 JAVA: <a href=\"https:\/\/www.youtube.com\/playlist?list=PLyfVjOYzujuj1J2z2CgHw1p4PdDwHuRsd\" target=\"_blank\" rel=\"noopener noreferrer\">\u0442\u0443\u0442<\/a><\/p>\n<p style=\"text-align: center;\"><a href=\"\/urok-32-sozdaem-prostoe-prilozhenie-internet-brauzer-dlya-android-uroki-android-studio\/\" target=\"_blank\" rel=\"noopener noreferrer\">&lt;&lt;\u0423\u0440\u043e\u043a 32. \u0421\u043e\u0437\u0434\u0430\u0435\u043c \u043f\u0440\u043e\u0441\u0442\u043e\u0435 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435 \u2013 \u0438\u043d\u0442\u0435\u0440\u043d\u0435\u0442 \u0431\u0440\u0430\u0443\u0437\u0435\u0440 \u0434\u043b\u044f \u0430\u043d\u0434\u0440\u043e\u0438\u0434<\/a><\/p>\n<p style=\"text-align: center;\"><a href=\"\/urok-34-rabota-s-bazami-dannyh-sqlite-v-android\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u0423\u0440\u043e\u043a 34. \u0420\u0430\u0431\u043e\u0442\u0430 \u0441 \u0431\u0430\u0437\u0430\u043c\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 SQLite \u0432 Android&gt;&gt;<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0412 \u044d\u0442\u043e\u043c \u0443\u0440\u043e\u043a\u0435 \u043d\u0430\u0447\u0438\u043d\u0430\u0435\u043c \u043e\u0431\u0437\u043e\u0440 \u0441\u043f\u043e\u0441\u043e\u0431\u043e\u0432 \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 android \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f\u0445. \u041d\u0430\u0447\u043d\u0435\u043c \u0441 SharedPreferences. SharedPreferences \u2013 \u043f\u043e\u0441\u0442\u043e\u044f\u043d\u043d\u043e\u0435 \u0445\u0440\u0430\u043d\u0438\u043b\u0438\u0449\u0435 \u043d\u0430 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0435 Android, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u043e\u0435 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f\u043c\u0438 \u0434\u043b\u044f \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0441\u0432\u043e\u0438\u0445 \u043d\u0430\u0441\u0442\u0440\u043e\u0435\u043a, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440. \u041f\u043e\u0447\u0438\u0442\u0430\u0439\u0442\u0435 \u0442\u0430\u043a\u0436\u0435:\u00a0SharedPreferences. \u0421\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u0435 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u043f\u043e\u0441\u0442\u043e\u044f\u043d\u043d\u043e\u0435 \u0445\u0440\u0430\u043d\u0438\u043b\u0438\u0449\u0435 Android \u0418\u0441\u0445\u043e\u0434\u043d\u044b\u0439 \u043a\u043e\u0434 \u043f\u0440\u0438\u043c\u0435\u0440\u0430 &#8212; \u043f\u043e\u0434 \u0432\u0438\u0434\u0435\u043e: &lt;?xml version=&#187;1.0&#8243; encoding=&#187;utf-8&#8243;?&gt; &lt;LinearLayout xmlns:android=&#187;http:\/\/schemas.android.com\/apk\/res\/android&#187; android:layout_width=&#187;fill_parent&#187; android:layout_height=&#187;fill_parent&#187; android:orientation=&#187;vertical&#187;&gt; &lt;EditText android:id=&#187;@+id\/etText&#187; android:layout_width=&#187;match_parent&#187; android:layout_height=&#187;wrap_content&#187;&gt; &lt;requestFocus&gt; [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3538,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[2],"tags":[3,135,19,21,266,404,136,137,5,139,140,141,138,132,133,334],"_links":{"self":[{"href":"https:\/\/www.fandroid.info\/wp-json\/wp\/v2\/posts\/3732"}],"collection":[{"href":"https:\/\/www.fandroid.info\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fandroid.info\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fandroid.info\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fandroid.info\/wp-json\/wp\/v2\/comments?post=3732"}],"version-history":[{"count":1,"href":"https:\/\/www.fandroid.info\/wp-json\/wp\/v2\/posts\/3732\/revisions"}],"predecessor-version":[{"id":11304,"href":"https:\/\/www.fandroid.info\/wp-json\/wp\/v2\/posts\/3732\/revisions\/11304"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.fandroid.info\/wp-json\/wp\/v2\/media\/3538"}],"wp:attachment":[{"href":"https:\/\/www.fandroid.info\/wp-json\/wp\/v2\/media?parent=3732"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fandroid.info\/wp-json\/wp\/v2\/categories?post=3732"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fandroid.info\/wp-json\/wp\/v2\/tags?post=3732"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}