-1
刚刚写了这个简单的应用程序进行测试，一个按钮显示输出与spellcheckersession。Android应用程序在模拟器上工作，但不在真实设备上
它可以在模拟器上正常工作，但当我尝试在真实设备上运行应用程序时（注2运行android4.4.2）不起作用。
有人可以帮我理解为什么吗？
MainActivity.java：
package com.example.kevin.spellchecks;
import android.content.Context;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.textservice.SentenceSuggestionsInfo;
import android.view.textservice.SpellCheckerSession;
import android.view.textservice.SuggestionsInfo;
import android.view.textservice.TextInfo;
import android.view.textservice.TextServicesManager;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
public class MainActivity extends AppCompatActivity implements SpellCheckerSession.SpellCheckerSessionListener{
TextView tv1, tv2, tv3;
Button b1;
EditText et1;
private SpellCheckerSession mScs;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
b1 = (Button) findViewById(R.id.btn1);
tv1 = (TextView) findViewById(R.id.tv1);
tv2 = (TextView) findViewById(R.id.tv2);
tv3 = (TextView) findViewById(R.id.tv3);
et1 = (EditText) findViewById(R.id.et1);
final String[][] T9 = {
/* 0 */ {"a", "b", "c"},
/* 1 */ {"d", "e", "f"},
/* 2 */ {"g", "h", "i"},
/* 3 */ {"j", "k", "l"},
/* 4 */ {"m", "n", "o"},
/* 5 */ {"p", "q", "r", "s"},
/* 6 */ {"t", "u", "v"},
/* 7 */ {"w", "x", "y", "z"}
};
final ArrayList<String> prevalue = new ArrayList<String>();
final ArrayList<String> buff = new ArrayList<String>();
b1.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
prevalue.clear();
buff.clear();
tv1.setText("");
tv2.setText("");
tv3.setText("");
for(int et = 0; et< et1.length(); et++) {
String subvalue = et1.getText().toString().substring(et, et + 1);
if(prevalue.size() !=0){
buff.add(prevalue.toString());
prevalue.clear();
}
for (int ii = 0; ii < T9[Integer.parseInt(subvalue)].length; ii++) {
if(buff.size() != 0){
String[] buffarray = buff.toString().split("\\s*,\\s*");
for(int ba = 0; ba<buffarray.length; ba++){
prevalue.add(buffarray[ba].toString() + T9[Integer.parseInt(subvalue)][ii].toString());
}
}else{
prevalue.add(T9[Integer.parseInt(subvalue)][ii]);
}
}
buff.clear();
}
tv1.append("prevalue size: " + prevalue.size() + '\n');
for(int lp = 0; lp < prevalue.size(); lp++){
String without1 = prevalue.get(lp).toString().replace("[", "");
String without2 = without1.replace("]", "");
tv1.append(without2 + '\n');
try{
mScs.getSuggestions(new TextInfo(without2.toString()), 1);
}catch (Exception e){
}
}
}
});
}
public void onResume() {
super.onResume();
final TextServicesManager tsm = (TextServicesManager)
getSystemService(Context.TEXT_SERVICES_MANAGER_SERVICE);
mScs = tsm.newSpellCheckerSession(null, null, this, true);
}
public void onPause() {
super.onPause();
if (mScs != null) {
mScs.close();
}
}
public void onGetSuggestions(final SuggestionsInfo[] arg0) {
final StringBuilder sb = new StringBuilder();
for (int i = 0; i < arg0.length; ++i) {
final int len = arg0[i].getSuggestionsCount();
sb.append('\n');
for (int j = 0; j < len; ++j) {
sb.append(arg0[i].getSuggestionAt(j));
}
}
runOnUiThread(new Runnable() {
public void run() {
tv2.setText(tv2.getText().toString() + sb.toString() + "");
}
});
}
@Override
public void onGetSentenceSuggestions(SentenceSuggestionsInfo[] arg0) {
// TODO Auto-generated method stub
}
}
activity_main.xml中
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/activity_main"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context="com.example.kevin.spellchecks.MainActivity">
<Button
android:text="Button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:layout_alignParentRight="true"
android:layout_alignParentEnd="true"
android:id="@+id/btn1" />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentTop="true"
android:layout_alignParentRight="true"
android:layout_alignParentEnd="true"
android:id="@+id/tv3" />
<EditText
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:inputType="number"
android:ems="10"
android:layout_alignTop="@+id/btn1"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true"
android:id="@+id/et1" />
<TextView
android:text="Original"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:id="@+id/tv1"
android:layout_below="@+id/tv3"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true" />
<TextView
android:text="SpellCheck"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:id="@+id/tv2"
android:layout_alignBaseline="@+id/tv1"
android:layout_alignBottom="@+id/tv1"
android:layout_centerHorizontal="true" />
</RelativeLayout>
的AndroidManifest.xml
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.kevin.spellchecks">
<application
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:supportsRtl="true"
android:theme="@style/AppTheme">
<activity android:name=".MainActivity">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
的build.gradle
apply plugin: 'com.android.application'
android {
compileSdkVersion 25
buildToolsVersion "24.0.3"
defaultConfig {
applicationId "com.example.kevin.spellchecks"
minSdkVersion 16
targetSdkVersion 25
versionCode 1
versionName "1.0"
testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
}
}
}
dependencies {
compile fileTree(dir: 'libs', include: ['*.jar'])
androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
exclude group: 'com.android.support', module: 'support-annotations'
})
compile 'com.android.support:appcompat-v7:25.1.1'
testCompile 'junit:junit:4.12'
你能详细说明你不工作的意思吗？你是否收到任何错误讯息？ – LoveForDroid
如果您在启动应用程序之前删除了onResume之前的try catch Exception，则会出现错误。 –