{"id":788,"date":"2015-06-12T15:02:18","date_gmt":"2015-06-12T07:02:18","guid":{"rendered":"https:\/\/ai.zhousir.top\/?p=788"},"modified":"2016-05-17T17:26:50","modified_gmt":"2016-05-17T09:26:50","slug":"android%e6%96%87%e6%9c%ac%e8%be%93%e5%85%a5%e6%8e%a7%e4%bb%b6edittext","status":"publish","type":"post","link":"https:\/\/ai.zhousir.top\/?p=788","title":{"rendered":"Android\u6587\u672c\u8f93\u5165\u63a7\u4ef6EditText"},"content":{"rendered":"

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[java]<?xml version="1.0" encoding="utf-8"?>\u00a0\u00a0
\n<LinearLayout xmlns:android="http:\/\/schemas.android.com\/apk\/res\/android" \u00a0
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[java]<?xml version="1.0" encoding="utf-8"?>\u00a0\u00a0
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[java]<?xml version="1.0" encoding="utf-8"?>\u00a0\u00a0
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\n<\/LinearLayout>\u00a0[\/java]<\/p>\n

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[java]<?xml version="1.0" encoding="utf-8"?>\u00a0\u00a0
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\n\u00a0\u00a0\u00a0 >\u00a0\u00a0
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\n<\/LinearLayout>\u00a0\u00a0[\/java]<\/p>\n

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[java]<?xml version="1.0" encoding="utf-8"?>\u00a0\u00a0
\n<LinearLayout xmlns:android="http:\/\/schemas.android.com\/apk\/res\/android" \u00a0
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\n<\/LinearLayout>\u00a0\u00a0[\/java]<\/p>\n

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\nXml\u4ee3\u7801<\/p>\n

[java]<?xml version="1.0" encoding="utf-8"?>\u00a0\u00a0
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 <\/p>\n

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\n\u8f6f\u952e\u76d8\u7684Enter\u952e\u9ed8\u8ba4\u663e\u793a\u7684\u662f\u201c\u5b8c\u6210\u201d\u6587\u672c\uff0c\u6211\u4eec\u77e5\u9053\u6309Enter\u5efa\u8868\u793a\u524d\u7f6e\u5de5\u4f5c\u5df2\u7ecf\u51c6\u5907\u5b8c\u6bd5\u4e86\uff0c\u8981\u53bb\u4ec0\u4e48\u4ec0\u4e48\u5566\u3002\u6bd4\u5982\uff0c\u5728\u4e00\u4e2a\u641c\u7d22\u4e2d\uff0c\u6211\u4eec\u8f93\u5165\u8981\u641c\u7d22\u7684\u6587\u672c\uff0c\u7136\u540e\u6309Enter\u8868\u793a\u8981\u53bb\u641c\u7d22\u4e86\uff0c\u4f46\u662f\u9ed8\u8ba4\u7684Enter\u952e\u663e\u793a\u7684\u662f\u201c\u5b8c\u6210\u201d\u6587\u672c\uff0c\u770b\u7740\u4e0d\u592a\u5408\u9002\uff0c\u4e0d\u7b26\u5408\u641c\u7d22\u7684\u8bed\u4e49\uff0c\u5982\u679c\u80fd\u663e\u793a\u201c\u641c\u7d22\u201d\u4e24\u4e2a\u5b57\u6216\u8005\u663e\u793a\u4e00\u4e2a\u8868\u793a\u641c\u7d22\u7684\u56fe\u6807\u591a\u597d\u3002\u4e8b\u5b9e\u8bc1\u660e\u6211\u4eec\u7684\u60f3\u6cd5\u662f\u5408\u7406\u7684\uff0cAndroid\u4e5f\u4e3a\u6211\u4eec\u63d0\u4f9b\u7684\u8fd9\u6837\u7684\u529f\u80fd\u3002\u901a\u8fc7\u8bbe\u7f6eandroid:imeOptions\u6765\u6539\u53d8\u9ed8\u8ba4\u7684\u201c\u5b8c\u6210\u201d\u6587\u672c\u3002\u8fd9\u91cc\u4e3e\u51e0\u4e2a\u5e38\u7528\u7684\u5e38\u91cf\u503c\uff1a
\nactionUnspecified \u672a\u6307\u5b9a\uff0c\u5bf9\u5e94\u5e38\u91cfEditorInfo.IME_ACTION_UNSPECIFIED.\u6548\u679c\uff1a
\nactionNone \u6ca1\u6709\u52a8\u4f5c,\u5bf9\u5e94\u5e38\u91cfEditorInfo.IME_ACTION_NONE \u6548\u679c\uff1a
\nactionGo \u53bb\u5f80\uff0c\u5bf9\u5e94\u5e38\u91cfEditorInfo.IME_ACTION_GO \u6548\u679c\uff1a
\nactionSearch \u641c\u7d22\uff0c\u5bf9\u5e94\u5e38\u91cfEditorInfo.IME_ACTION_SEARCH \u6548\u679c\uff1a
\nactionSend \u53d1\u9001\uff0c\u5bf9\u5e94\u5e38\u91cfEditorInfo.IME_ACTION_SEND \u6548\u679c\uff1a
\nactionNext \u4e0b\u4e00\u4e2a\uff0c\u5bf9\u5e94\u5e38\u91cfEditorInfo.IME_ACTION_NEXT \u6548\u679c\uff1a
\nactionDone \u5b8c\u6210\uff0c\u5bf9\u5e94\u5e38\u91cfEditorInfo.IME_ACTION_DONE \u6548\u679c\uff1a
\n\u4e0b\u9762\u5df2\u641c\u7d22\u4e3a\u4f8b\uff0c\u6f14\u793a\u4e00\u4e2a\u5b9e\u4f8b\uff0c\u4fee\u6539main.xml\u5982\u4e0b\uff1a
\nXml\u4ee3\u7801<\/p>\n

[java]<?xml version="1.0" encoding="utf-8"?>\u00a0\u00a0
\n<LinearLayout xmlns:android="http:\/\/schemas.android.com\/apk\/res\/android" \u00a0
\n\u00a0\u00a0\u00a0 android:orientation="vertical" \u00a0
\n\u00a0\u00a0\u00a0 android:layout_width="fill_parent" \u00a0
\n\u00a0\u00a0\u00a0 android:layout_height="fill_parent" \u00a0
\n\u00a0\u00a0\u00a0 >\u00a0\u00a0
\n<EditText \u00a0
\n\u00a0\u00a0\u00a0 android:id="@+id\/edit_text" \u00a0\u00a0\u00a0
\n\u00a0\u00a0\u00a0 android:layout_width="fill_parent" \u00a0\u00a0
\n\u00a0\u00a0\u00a0 android:layout_height="wrap_content" \u00a0
\n\u00a0\u00a0\u00a0 android:imeOptions="actionSearch"\/>\u00a0\u00a0
\n<\/LinearLayout>\u00a0\u00a0[\/java]<\/p>\n

\u4fee\u6539HelloEditText\u5982\u4e0b\uff1a
\nJava\u4ee3\u7801<\/p>\n

[java]package com.flysnow; \u00a0
\n\u00a0\u00a0
\nimport android.app.Activity; \u00a0
\nimport android.os.Bundle; \u00a0
\nimport android.view.KeyEvent; \u00a0
\nimport android.widget.EditText; \u00a0
\nimport android.widget.TextView; \u00a0
\nimport android.widget.Toast; \u00a0
\nimport android.widget.TextView.OnEditorActionListener; \u00a0
\n\u00a0\u00a0
\npublic class HelloEditText extends Activity { \u00a0
\n\u00a0\u00a0\u00a0 \/** Called when the activity is first created. *\/ \u00a0
\n\u00a0\u00a0\u00a0 @Override \u00a0
\n\u00a0\u00a0\u00a0 public void onCreate(Bundle savedInstanceState) { \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 super.onCreate(savedInstanceState); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 setContentView(R.layout.main); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 EditText editText=(EditText)findViewById(R.id.edit_text); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 editText.setOnEditorActionListener(new OnEditorActionListener() { \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 @Override \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 public boolean onEditorAction(TextView v, int actionId, KeyEvent event) { \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Toast.makeText(HelloEditText.this, String.valueOf(actionId), Toast.LENGTH_SHORT).show(); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 return false; \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 } \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 }); \u00a0
\n\u00a0\u00a0\u00a0 } \u00a0
\n} \u00a0[\/java]<\/p>\n

\u8fd0\u884c\u7a0b\u5e8f\uff0c\u70b9\u51fb\u56de\u8f66\uff08\u4e5f\u5c31\u662f\u641c\u7d22\u56fe\u6807\u8f6f\u952e\u76d8\u6309\u94ae\uff09\u4f1a\u663e\u793a\u8be5actionId.\u6211\u4eec\u4e0a\u9762\u7684\u6bcf\u4e00\u4e2a\u8bbe\u7f6e\u90fd\u4f1a\u5bf9\u5e94\u4e00\u4e2a\u5e38\u91cf\uff0c\u8fd9\u91cc\u7684actionId\u5c31\u662f\u90a3\u4e2a\u5e38\u91cf\u503c\u3002<\/p>\n

\u4e03\uff1aEditText\u7684\u53d6\u503c\u3001\u5168\u9009\u3001\u90e8\u5206\u9009\u62e9\u3001\u83b7\u53d6\u9009\u4e2d\u6587\u672c
\n\u4e0b\u9762\u901a\u8fc7\u4e00\u4e2a\u4f8b\u5b50\u6765\u6f14\u793aEditText\u7684\u53d6\u503c\u3001\u5168\u9009\u3001\u90e8\u5206\u9009\u62e9\u548c\u83b7\u53d6\u9009\u4e2d\u6587\u672c.main.xml\u4fee\u6539\u5982\u4e0b\uff1a
\nXml\u4ee3\u7801<\/p>\n

[java]<?xml version="1.0" encoding="utf-8"?>\u00a0\u00a0
\n<LinearLayout xmlns:android="http:\/\/schemas.android.com\/apk\/res\/android" \u00a0
\n\u00a0\u00a0\u00a0 android:orientation="vertical" \u00a0
\n\u00a0\u00a0\u00a0 android:layout_width="fill_parent" \u00a0
\n\u00a0\u00a0\u00a0 android:layout_height="fill_parent" \u00a0
\n\u00a0\u00a0\u00a0 >\u00a0\u00a0
\n<EditText \u00a0
\n\u00a0\u00a0\u00a0 android:id="@+id\/edit_text" \u00a0\u00a0\u00a0
\n\u00a0\u00a0\u00a0 android:layout_width="fill_parent" \u00a0\u00a0
\n\u00a0\u00a0\u00a0 android:layout_height="wrap_content" \u00a0
\n\u00a0\u00a0\u00a0 android:imeOptions="actionSearch"\/>\u00a0\u00a0
\n<Button \u00a0\u00a0
\n\u00a0\u00a0\u00a0 android:id="@+id\/btn_get_value" \u00a0
\n\u00a0\u00a0\u00a0 android:text="\u53d6\u503c" \u00a0
\n\u00a0\u00a0\u00a0 android:layout_width="wrap_content" \u00a0
\n\u00a0\u00a0\u00a0 android:layout_height="wrap_content"\/>\u00a0\u00a0
\n<Button \u00a0\u00a0
\n\u00a0\u00a0\u00a0 android:id="@+id\/btn_all" \u00a0
\n\u00a0\u00a0\u00a0 android:text="\u5168\u9009" \u00a0
\n\u00a0\u00a0\u00a0 android:layout_width="wrap_content" \u00a0
\n\u00a0\u00a0\u00a0 android:layout_height="wrap_content"\/>\u00a0\u00a0
\n<Button \u00a0\u00a0
\n\u00a0\u00a0\u00a0 android:id="@+id\/btn_select" \u00a0
\n\u00a0\u00a0\u00a0 android:text="\u4ece\u7b2c2\u4e2a\u5b57\u7b26\u5f00\u59cb\u9009\u62e9" \u00a0
\n\u00a0\u00a0\u00a0 android:layout_width="wrap_content" \u00a0
\n\u00a0\u00a0\u00a0 android:layout_height="wrap_content"\/>\u00a0\u00a0
\n<Button \u00a0\u00a0
\n\u00a0\u00a0\u00a0 android:id="@+id\/btn_get_select" \u00a0
\n\u00a0\u00a0\u00a0 android:text="\u83b7\u53d6\u9009\u4e2d\u6587\u672c" \u00a0
\n\u00a0\u00a0\u00a0 android:layout_width="wrap_content" \u00a0
\n\u00a0\u00a0\u00a0 android:layout_height="wrap_content"\/>\u00a0\u00a0
\n<\/LinearLayout>\u00a0\u00a0[\/java]<\/p>\n

HelloEditText\u4fee\u6539\u5982\u4e0b\uff1a
\nJava\u4ee3\u7801<\/p>\n

[java]import android.app.Activity; \u00a0
\nimport android.os.Bundle; \u00a0
\nimport android.text.Editable; \u00a0
\nimport android.text.Selection; \u00a0
\nimport android.view.KeyEvent; \u00a0
\nimport android.view.View; \u00a0
\nimport android.view.View.OnClickListener; \u00a0
\nimport android.widget.Button; \u00a0
\nimport android.widget.EditText; \u00a0
\nimport android.widget.TextView; \u00a0
\nimport android.widget.Toast; \u00a0
\nimport android.widget.TextView.OnEditorActionListener; \u00a0
\n\/**
\n\u00a0* EditText\u6f14\u793a\u00a0
\n\u00a0* @since 2010-11-29
\n\u00a0*\/ \u00a0
\npublic class HelloEditText extends Activity { \u00a0
\n\u00a0\u00a0\u00a0 \/** Called when the activity is first created. *\/ \u00a0
\n\u00a0\u00a0\u00a0 @Override \u00a0
\n\u00a0\u00a0\u00a0 public void onCreate(Bundle savedInstanceState) { \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 super.onCreate(savedInstanceState); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 setContentView(R.layout.main); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 final EditText editText=(EditText)findViewById(R.id.edit_text); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \/\/\u76d1\u542c\u56de\u8f66\u952e\u00a0\u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 editText.setOnEditorActionListener(new OnEditorActionListener() { \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 @Override \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 public boolean onEditorAction(TextView v, int actionId, KeyEvent event) { \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Toast.makeText(HelloEditText.this, String.valueOf(actionId), Toast.LENGTH_SHORT).show(); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 return false; \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 } \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 }); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \/\/\u83b7\u53d6EditText\u6587\u672c\u00a0\u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Button getValue=(Button)findViewById(R.id.btn_get_value); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 getValue.setOnClickListener(new OnClickListener() { \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 @Override \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 public void onClick(View v) { \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Toast.makeText(HelloEditText.this, editText.getText().toString(), Toast.LENGTH_SHORT).show(); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 } \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 }); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \/\/\u8ba9EditText\u5168\u9009\u00a0\u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Button all=(Button)findViewById(R.id.btn_all); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 all.setOnClickListener(new OnClickListener() { \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 @Override \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 public void onClick(View v) { \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 editText.selectAll(); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 } \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 }); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \/\/\u4ece\u7b2c2\u4e2a\u5b57\u7b26\u5f00\u59cb\u9009\u62e9EditText\u6587\u672c\u00a0\u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Button select=(Button)findViewById(R.id.btn_select); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 select.setOnClickListener(new OnClickListener() { \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 @Override \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 public void onClick(View v) { \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Editable editable=editText.getText(); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Selection.setSelection(editable, 1,editable.length()); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 } \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 }); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0 \/\/\u83b7\u53d6\u9009\u4e2d\u7684\u6587\u672c\u00a0\u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Button getSelect=(Button)findViewById(R.id.btn_get_select); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 getSelect.setOnClickListener(new OnClickListener() { \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 @Override \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 public void onClick(View v) { \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 int start=editText.getSelectionStart(); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 int end=editText.getSelectionEnd(); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 CharSequence selectText=editText.getText().subSequence(start, end); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Toast.makeText(HelloEditText.this, selectText, Toast.LENGTH_SHORT).show(); \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 } \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 }); \u00a0
\n\u00a0\u00a0\u00a0 } \u00a0
\n\u00a0\u00a0\u00a0 \/**
\n\u00a0\u00a0\u00a0\u00a0 * \u4ea4\u6362\u4e24\u4e2a\u7d22\u5f15\u00a0
\n\u00a0\u00a0\u00a0\u00a0 * @param start \u5f00\u59cb\u7d22\u5f15\u00a0
\n\u00a0\u00a0\u00a0\u00a0 * @param end \u7ed3\u675f\u7d22\u5f15\u00a0
\n\u00a0\u00a0\u00a0\u00a0 *\/ \u00a0
\n\u00a0\u00a0\u00a0 protected void switchIndex(int start, int end) { \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 int temp=start; \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 start=end; \u00a0
\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 end=temp; \u00a0
\n\u00a0\u00a0\u00a0 } \u00a0
\n} \u00a0[\/java]<\/p>\n

\u4f7f\u7528TextInputLayout\u5b9e\u73b0\u663e\u793a\u5728EditText\u4e0a\u65b9\u7684\u6d6e\u52a8\u6807\u7b7e<\/h3>\n

\u8981\u4f7f\u7528TextInputLayout\u63a7\u4ef6\uff0c\u4f60\u9700\u8981\u5bfc\u5165\u4e24\u4e2aLibrary\u3002<\/strong>
\n\u7b2c\u4e00\u4e2a\u662fappcompat-v7,\u5b83\u786e\u4fddmaterial style\u53ef\u4ee5\u5411\u540e\u517c\u5bb9\u3002\u7b2c\u4e8c\u4e2a\u662fDesign Support Library\u3002\u5728\u4f60\u7684build.gradle\u6587\u4ef6\u4e2d\uff0c\u6dfb\u52a0\u5982\u4e0b\u4f9d\u8d56\uff1a
\n[java]
\ndependencies {
\n compile fileTree(dir: ‘libs’, include: [‘*.jar’])<\/p>\n

compile ‘com.android.support:appcompat-v7:23.4.0’
\n compile ‘com.android.support:design:23.4.0’
\n}
\n[\/java]<\/p>\n

\u5e03\u5c40\u6587\u4ef6\u4e2d\u4f7f\u7528\u53c2\u8003\u5982\u4e0b:<\/strong>
\n[java]
\n<LinearLayout
\n android:layout_width="match_parent"
\n android:layout_height="wrap_content"
\n android:orientation="vertical"><\/p>\n

<EditText
\n android:id="@+id\/username"
\n android:layout_width="match_parent"
\n android:layout_height="wrap_content"
\n android:hint="\u8f93\u5165\u7528\u6237\u540d:"
\n android:inputType="textEmailAddress" \/><\/p>\n

<android.support.design.widget.TextInputLayout
\n android:id="@+id\/passwordWrapper"
\n android:layout_width="match_parent"
\n android:layout_height="wrap_content"
\n android:layout_marginTop="4dp"><\/p>\n

<EditText
\n android:id="@+id\/password"
\n android:layout_width="match_parent"
\n android:layout_height="wrap_content"
\n android:hint="\u8f93\u5165\u5bc6\u7801:"
\n android:inputType="textPassword" \/>
\n <\/android.support.design.widget.TextInputLayout><\/p>\n

<Button
\n android:id="@+id\/login_demo_btn"
\n android:layout_width="match_parent"
\n android:layout_height="wrap_content"
\n android:layout_marginTop="4dp"
\n android:text="Login" \/>
\n <\/LinearLayout>
\n[\/java]<\/p>\n

\u83b7\u53d6\u8f93\u5165\u6846EditText\u5185\u5bb9\u53ef\u4ee5\u76f4\u63a5\u7528TextInputLayout\u5b9e\u4f8b\u83b7\u53d6\u5982\u4e0b:<\/strong>
\n[java]
\nfinal TextInputLayout passwordWrapper = (TextInputLayout) findViewById(R.id.passwordWrapper);
\nString password = passwordWrapper.getEditText().getText().toString();
\n[\/java]<\/p>\n

\u663e\u793a\u9519\u8bef\u4fe1\u606f\uff1a<\/strong>
\n[java] passwordWrapper.setError("Not a valid password!");[\/java]<\/p>\n

\u53c2\u8003:http:\/\/www.jcodecraeer.com\/a\/basictutorial\/2015\/0821\/3338.html<\/p>\n","protected":false},"excerpt":{"rendered":"

EditText\u662f\u4e00\u4e2a\u975e\u5e38\u91cd\u8981\u7684\u7ec4\u4ef6\uff0c\u53ef\u4ee5\u8bf4\u5b83\u662f\u7528\u6237\u548cAndroid\u5e94\u7528\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u7a97\u6237\uff0c\u8fc7\u5b83\u7528\u6237\u53ef\u4ee5\u628a\u6570\u636e\u4f20 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[3],"tags":[],"_links":{"self":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/788"}],"collection":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=788"}],"version-history":[{"count":4,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/788\/revisions"}],"predecessor-version":[{"id":1587,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/788\/revisions\/1587"}],"wp:attachment":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=788"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=788"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=788"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}