Java 这个应用程序只工作了一小会儿。为什么？
应用程序的打开和关闭速度更快。我（再次）看到了代码，没有错误。我认为这与字符串、数组和图像有关，因为当我在Main活动中取消注释Integer[]imgid时，应用程序就会工作 MainActivity（java）：Java 这个应用程序只工作了一小会儿。为什么？,java,android,xml,android-activity,android-logcat,Java,Android,Xml,Android Activity,Android Logcat,应用程序的打开和关闭速度更快。我（再次）看到了代码，没有错误。我认为这与字符串、数组和图像有关，因为当我在Main活动中取消注释Integer[]imgid时，应用程序就会工作 MainActivity（java）： public class MainActivity extends FragmentActivity { private DrawerLayout mDrawerLayout; //DrawerLayout é o menu lateral que expande ao
public class MainActivity extends FragmentActivity {
private DrawerLayout mDrawerLayout; //DrawerLayout é o menu lateral que expande ao clicar no ícone da sua aplicação ou simplesmente quando você arrasta a tela da esquerda para a direita.
private ListView mDrawerList;
private ActionBarDrawerToggle mDrawerToggle;
private CharSequence mDrawerTitle; // CharSequence como o nome indica é uma sequencia de char, ou seja, texto
private CharSequence mTitle; // CharSequence como o nome indica é uma sequencia de char, ou seja, texto
private String[] mPlanetTitles;
private ImageView mIcon;
private Integer[] random_imgs;
/* Integer[] imgid={
R.drawable.ic_action_search,
R.drawable.ic_launcher,
R.drawable.ic_action_search,
R.drawable.action_search,
R.drawable.ic_action_search,
R.drawable.action_search,
R.drawable.ic_action_search,
R.drawable.action_search,
R.drawable.ic_action_search,
};*/
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main); // responsável por exibir a tela da minha aplicação , baseado nos layouts xml.
mTitle = mDrawerTitle = getTitle(); // Gets the title of the frame (String)
mPlanetTitles = getResources().getStringArray(R.array.planets_array); // Pela minha lista de string com o nome dos planetas
mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout); // Finds a view that was identified by the id attribute from the XML that was processed in onCreate(Bundle).
mDrawerList = (ListView) findViewById(R.id.left_drawer);
// set a custom shadow that overlays the main content when the drawer opens
mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);
// set up the drawer's list view with items and click listener
// ira colocar no list view localizado do drawer_layout, um layout do tipo drawer_list_item, usando os nomes dos planetas
// mDrawerList.setAdapter(new ArrayAdapter<String>(this,
// R.layout.drawer_list_icon, android.R.id.text2, mPlanetTitles));
CustomListAdapter adapter = new CustomListAdapter(this,mPlanetTitles,random_imgs);
mDrawerList.setAdapter(adapter);
//Registrar um callback para ser chamado quando um produto neste AdapterView foi clicado .
mDrawerList.setOnItemClickListener(new DrawerItemClickListener());
...
import android.app.Activity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.TextView;
public class CustomListAdapter extends ArrayAdapter<String> {
private final Activity context;
private final String[] itemname;
private final Integer[] imgid;
public CustomListAdapter(Activity context, String[] itemname,
Integer[] imgid) {
super(context, R.layout.drawer_list_icon, itemname);
// TODO Auto-generated constructor stub
this.context= context;
this.itemname=itemname;
this.imgid=imgid;
}
public View getView(int position, View view, ViewGroup parent){
LayoutInflater inflater = context.getLayoutInflater();
View rowView = inflater.inflate(R.layout.drawer_list_icon,null,true);
TextView txtTitle = (TextView) rowView.findViewById(android.R.id.text2);
ImageView imageView = (ImageView) rowView.findViewById(R.id.imageView1);
txtTitle.setText(itemname[position]);
imageView.setImageResource(imgid[position]);
return rowView;
}
}
...
<array name="random_imgs">
<item>@drawable/ic_launcher</item>
<item>@drawable/ic_action_search</item>
<item>@drawable/ic_launcher</item>
<item>@drawable/ic_action_search</item>
<item>@drawable/ic_launcher</item>
<item>@drawable/ic_action_search</item>
<item>@drawable/ic_launcher</item>
<item>@drawable/ic_action_search</item>
<item>@drawable/ic_launcher</item>
</array>
...
public类MainActivity扩展了FragmentActivity{
私人抽屉布局mDrawerLayout；//抽屉布局的菜单横向可扩展为一个简单的抽屉布局，以满足您的需求。
私有列表视图mDrawerList；
私有操作bardrawertoggle mDrawerToggle；
私有CharSequence mDrawerTitle；//CharSequence como o nome indicaéuma sequencia de char，ou seja，texto
private CharSequence mTitle；//CharSequence como o nome indicaéuma sequencia de char，ou seja，texto
私有字符串[]mplanettiles；
米肯私人影像；
私有整数[]随机\u imgs；
/*整数[]imgid={
R.drawable.ic\u action\u search，
R.drawable.ic_发射器，
R.drawable.ic\u action\u search，
R.drawable.action\u search，
R.drawable.ic\u action\u search，
R.drawable.action\u search，
R.drawable.ic\u action\u search，
R.drawable.action\u search，
R.drawable.ic\u action\u search，
};*/
@凌驾
创建时受保护的void（Bundle savedInstanceState）{
super.onCreate（savedInstanceState）；
setContentView（R.layout.activity_main）；//responseável por exibir a tela da minha aplicaço，baseado nos layouts xml。
mTitle=mDrawerTitle=getTitle（）；//获取帧的标题（字符串）
mPlanetTitles=getResources（）.getStringArray（R.array.planets_array）；//Pela minha lista de string com o nome dos planetas
mDrawerLayout=（DrawerLayout）findViewById（R.id.drawer_layout）；//从onCreate（Bundle）中处理的XML中查找由id属性标识的视图。
mDrawerList=（ListView）findViewById（R.id.left\u抽屉）；
//设置抽屉打开时覆盖主要内容的自定义阴影
mDrawerLayout.setDrawerShadow（R.drawable.drawer\u shadow，GravityCompat.START）；
//使用项目设置抽屉的列表视图，然后单击listener
//ira colocar无列表视图本地化做抽屉布局，嗯布局做tipo抽屉列表项目，usando os nomes dos planetas
//mDrawerList.setAdapter（新阵列适配器，
//R.layout.drawer_list_图标，android.R.id.text2，mPlanetTitles）；
CustomListAdapter=新的CustomListAdapter（这是mPlanetTitles，random_imgs）；
mDrawerList.setAdapter（适配器）；
//注册人回拨电话给chamado quando公司的生产商neste AdapterView foi clicado公司。
setOnItemClickListener（新的DrawerItemClickListener（））；
...
public class MainActivity extends FragmentActivity {
private DrawerLayout mDrawerLayout; //DrawerLayout é o menu lateral que expande ao clicar no ícone da sua aplicação ou simplesmente quando você arrasta a tela da esquerda para a direita.
private ListView mDrawerList;
private ActionBarDrawerToggle mDrawerToggle;
private CharSequence mDrawerTitle; // CharSequence como o nome indica é uma sequencia de char, ou seja, texto
private CharSequence mTitle; // CharSequence como o nome indica é uma sequencia de char, ou seja, texto
private String[] mPlanetTitles;
private ImageView mIcon;
private Integer[] random_imgs;
/* Integer[] imgid={
R.drawable.ic_action_search,
R.drawable.ic_launcher,
R.drawable.ic_action_search,
R.drawable.action_search,
R.drawable.ic_action_search,
R.drawable.action_search,
R.drawable.ic_action_search,
R.drawable.action_search,
R.drawable.ic_action_search,
};*/
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main); // responsável por exibir a tela da minha aplicação , baseado nos layouts xml.
mTitle = mDrawerTitle = getTitle(); // Gets the title of the frame (String)
mPlanetTitles = getResources().getStringArray(R.array.planets_array); // Pela minha lista de string com o nome dos planetas
mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout); // Finds a view that was identified by the id attribute from the XML that was processed in onCreate(Bundle).
mDrawerList = (ListView) findViewById(R.id.left_drawer);
// set a custom shadow that overlays the main content when the drawer opens
mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);
// set up the drawer's list view with items and click listener
// ira colocar no list view localizado do drawer_layout, um layout do tipo drawer_list_item, usando os nomes dos planetas
// mDrawerList.setAdapter(new ArrayAdapter<String>(this,
// R.layout.drawer_list_icon, android.R.id.text2, mPlanetTitles));
CustomListAdapter adapter = new CustomListAdapter(this,mPlanetTitles,random_imgs);
mDrawerList.setAdapter(adapter);
//Registrar um callback para ser chamado quando um produto neste AdapterView foi clicado .
mDrawerList.setOnItemClickListener(new DrawerItemClickListener());
...
import android.app.Activity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.TextView;
public class CustomListAdapter extends ArrayAdapter<String> {
private final Activity context;
private final String[] itemname;
private final Integer[] imgid;
public CustomListAdapter(Activity context, String[] itemname,
Integer[] imgid) {
super(context, R.layout.drawer_list_icon, itemname);
// TODO Auto-generated constructor stub
this.context= context;
this.itemname=itemname;
this.imgid=imgid;
}
public View getView(int position, View view, ViewGroup parent){
LayoutInflater inflater = context.getLayoutInflater();
View rowView = inflater.inflate(R.layout.drawer_list_icon,null,true);
TextView txtTitle = (TextView) rowView.findViewById(android.R.id.text2);
ImageView imageView = (ImageView) rowView.findViewById(R.id.imageView1);
txtTitle.setText(itemname[position]);
imageView.setImageResource(imgid[position]);
return rowView;
}
}
...
<array name="random_imgs">
<item>@drawable/ic_launcher</item>
<item>@drawable/ic_action_search</item>
<item>@drawable/ic_launcher</item>
<item>@drawable/ic_action_search</item>
<item>@drawable/ic_launcher</item>
<item>@drawable/ic_action_search</item>
<item>@drawable/ic_launcher</item>
<item>@drawable/ic_action_search</item>
<item>@drawable/ic_launcher</item>
</array>
...
导入android.app.Activity；
导入android.view.LayoutInflater；
导入android.view.view；
导入android.view.ViewGroup；
导入android.widget.ArrayAdapter；
导入android.widget.ImageView；
导入android.widget.TextView；
公共类CustomListAdapter扩展了ArrayAdapter{
私人最终活动背景；
私有最终字符串[]itemname；
私有最终整数[]imgid；
公共CustomListAdapter（活动上下文，字符串[]itemname，
整数[]imgid）{
超级（上下文、右布局、抽屉列表图标、项目名称）；
//TODO自动生成的构造函数存根
this.context=context；
this.itemname=itemname；
this.imgid=imgid；
}
公共视图getView（内部位置、视图视图、视图组父视图）{
LayoutInflater充气器=上下文。getLayoutInflater（）；
视图行视图=充气机。充气（右布局。抽屉列表图标，空，真）；
TextView txtTitle=（TextView）rowView.findViewById（android.R.id.text2）；
ImageView ImageView=（ImageView）rowView.findViewById（R.id.imageView1）；
setText（项目名称[位置]）；
setImageResource（imgid[position]）；
返回行视图；
}
}
public class MainActivity extends FragmentActivity {
private DrawerLayout mDrawerLayout; //DrawerLayout é o menu lateral que expande ao clicar no ícone da sua aplicação ou simplesmente quando você arrasta a tela da esquerda para a direita.
private ListView mDrawerList;
private ActionBarDrawerToggle mDrawerToggle;
private CharSequence mDrawerTitle; // CharSequence como o nome indica é uma sequencia de char, ou seja, texto
private CharSequence mTitle; // CharSequence como o nome indica é uma sequencia de char, ou seja, texto
private String[] mPlanetTitles;
private ImageView mIcon;
private Integer[] random_imgs;
/* Integer[] imgid={
R.drawable.ic_action_search,
R.drawable.ic_launcher,
R.drawable.ic_action_search,
R.drawable.action_search,
R.drawable.ic_action_search,
R.drawable.action_search,
R.drawable.ic_action_search,
R.drawable.action_search,
R.drawable.ic_action_search,
};*/
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main); // responsável por exibir a tela da minha aplicação , baseado nos layouts xml.
mTitle = mDrawerTitle = getTitle(); // Gets the title of the frame (String)
mPlanetTitles = getResources().getStringArray(R.array.planets_array); // Pela minha lista de string com o nome dos planetas
mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout); // Finds a view that was identified by the id attribute from the XML that was processed in onCreate(Bundle).
mDrawerList = (ListView) findViewById(R.id.left_drawer);
// set a custom shadow that overlays the main content when the drawer opens
mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);
// set up the drawer's list view with items and click listener
// ira colocar no list view localizado do drawer_layout, um layout do tipo drawer_list_item, usando os nomes dos planetas
// mDrawerList.setAdapter(new ArrayAdapter<String>(this,
// R.layout.drawer_list_icon, android.R.id.text2, mPlanetTitles));
CustomListAdapter adapter = new CustomListAdapter(this,mPlanetTitles,random_imgs);
mDrawerList.setAdapter(adapter);
//Registrar um callback para ser chamado quando um produto neste AdapterView foi clicado .
mDrawerList.setOnItemClickListener(new DrawerItemClickListener());
...
import android.app.Activity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.TextView;
public class CustomListAdapter extends ArrayAdapter<String> {
private final Activity context;
private final String[] itemname;
private final Integer[] imgid;
public CustomListAdapter(Activity context, String[] itemname,
Integer[] imgid) {
super(context, R.layout.drawer_list_icon, itemname);
// TODO Auto-generated constructor stub
this.context= context;
this.itemname=itemname;
this.imgid=imgid;
}
public View getView(int position, View view, ViewGroup parent){
LayoutInflater inflater = context.getLayoutInflater();
View rowView = inflater.inflate(R.layout.drawer_list_icon,null,true);
TextView txtTitle = (TextView) rowView.findViewById(android.R.id.text2);
ImageView imageView = (ImageView) rowView.findViewById(R.id.imageView1);
txtTitle.setText(itemname[position]);
imageView.setImageResource(imgid[position]);
return rowView;
}
}
...
<array name="random_imgs">
<item>@drawable/ic_launcher</item>
<item>@drawable/ic_action_search</item>
<item>@drawable/ic_launcher</item>
<item>@drawable/ic_action_search</item>
<item>@drawable/ic_launcher</item>
<item>@drawable/ic_action_search</item>
<item>@drawable/ic_launcher</item>
<item>@drawable/ic_action_search</item>
<item>@drawable/ic_launcher</item>
</array>
...
。。。
@牵引式/集成电路发射器
@可绘图/ic\u操作\u搜索
@牵引式/集成电路发射器
@可绘图/ic\u操作\u搜索
@牵引式/集成电路发射器
@可绘图/ic\u操作\u搜索
@牵引式/集成电路发射器
@可绘图/ic\u操作\u搜索
@牵引式/集成电路发射器
...
11-15 12:18:59.282: D/OpenGLRenderer(21513): Enabling debug mode 0
11-15 12:18:59.302: D/dalvikvm(21513): GC_FOR_ALLOC freed 146K, 18% free 3187K/3852K, paused 10ms, total 10ms
11-15 12:18:59.302: I/dalvikvm-heap(21513): Grow heap (frag case) to 4.241MB for 1152012-byte allocation
11-15 12:18:59.312: D/dalvikvm(21513): GC_FOR_ALLOC freed <1K, 14% free 4312K/4980K, paused 10ms, total 10ms
11-15 12:18:59.352: D/AndroidRuntime(21513): Shutting down VM
11-15 12:18:59.352: W/dalvikvm(21513): threadid=1: thread exiting with uncaught exception (group=0x64cb4b20)
11-15 12:18:59.352: D/AndroidRuntime(21513): procName from cmdline: com.examplo.myapp
11-15 12:18:59.352: E/AndroidRuntime(21513): in writeCrashedAppName, pkgName :com.examplo.myapp
11-15 12:18:59.352: D/AndroidRuntime(21513): file written successfully with content: com.examplo.myapp StringBuffer : ;com.examplo.myapp
11-15 12:18:59.282:D/OpenGLRenderer（21513）：启用调试模式0
11-15 12:18:59.302:D/dalvikvm（21513）：释放146K的所有数据的GC_，18%释放3187K/3852K，暂停10ms，总计10ms
11-15 12:18:59.302:I/dalvikvm堆（21513）：为1152012字节分配将堆（frag大小写）增长到4.241MB
11-15 12:18:59.312:D/dalvikvm（21513）：GC_FOR_ALLOC freed“线程以未捕获的异常退出”尝试并捕获它，这样您将理解11-15 12:18:59.352:W/dalvikvm（21513）：threadid=1：线程以未捕获的异常退出（group=0x64cb4b20）
——看看它并捕获它您在说什么random_imgs