Jiazai.javapackage com.jiazai;import android.app.Activity;
import android.app.ProgressDialog;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
public class Jiazai extends Activity
{
private Button mButton1;
private TextView mTextView1;
public ProgressDialog myDialog = null;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
mButton1 =(Button) findViewById(R.id.button);
mTextView1 = (TextView) findViewById(R.id.textview);
mButton1.setOnClickListener(myShowProgressBar);
}
Button.OnClickListener myShowProgressBar =
new Button.OnClickListener()
{
public void onClick(View arg0)
{
final CharSequence strDialogTitle =
getString(R.string.title);
final CharSequence strDialogBody =
getString(R.string.body);
myDialog = ProgressDialog.show
( Jiazai.this,
strDialogTitle,
strDialogBody,
true );
mTextView1.setText(strDialogBody);
new Thread()
{
public void run()
{ try
{
sleep(6000);
}
catch (Exception e)
{
e.printStackTrace();
} finally
{
myDialog.dismiss();
}
}
}.start();
}
};
}
main.xml<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="@string/hello"
/>
<Button android="@+id/button"
android:layout_width="50sp"
android:layout_height="wrap_content"
android:text="Click me">
</Button>
<TextView android:id="@+id/textview"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:textSize="20sp">
</TextView>
</LinearLayout>
string.xml<?xml version="1.0" encoding="utf-8"?>
<resources>
<string name="hello">Hello World, Jiazai!</string>
<string name="app_name">Jiazai</string>
<string name="title">传奇世界</string>
<string name="body">无限可能</string>
</resources>
一运行就出现 sorry 啥啥啥的
import android.app.ProgressDialog;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
public class Jiazai extends Activity
{
private Button mButton1;
private TextView mTextView1;
public ProgressDialog myDialog = null;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
mButton1 =(Button) findViewById(R.id.button);
mTextView1 = (TextView) findViewById(R.id.textview);
mButton1.setOnClickListener(myShowProgressBar);
}
Button.OnClickListener myShowProgressBar =
new Button.OnClickListener()
{
public void onClick(View arg0)
{
final CharSequence strDialogTitle =
getString(R.string.title);
final CharSequence strDialogBody =
getString(R.string.body);
myDialog = ProgressDialog.show
( Jiazai.this,
strDialogTitle,
strDialogBody,
true );
mTextView1.setText(strDialogBody);
new Thread()
{
public void run()
{ try
{
sleep(6000);
}
catch (Exception e)
{
e.printStackTrace();
} finally
{
myDialog.dismiss();
}
}
}.start();
}
};
}
main.xml<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="@string/hello"
/>
<Button android="@+id/button"
android:layout_width="50sp"
android:layout_height="wrap_content"
android:text="Click me">
</Button>
<TextView android:id="@+id/textview"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:textSize="20sp">
</TextView>
</LinearLayout>
string.xml<?xml version="1.0" encoding="utf-8"?>
<resources>
<string name="hello">Hello World, Jiazai!</string>
<string name="app_name">Jiazai</string>
<string name="title">传奇世界</string>
<string name="body">无限可能</string>
</resources>
一运行就出现 sorry 啥啥啥的
new Thread()
{
public void run()
{ try
{
sleep(6000);
}
catch (Exception e)
{
e.printStackTrace();
} finally
{
myDialog.dismiss();
}
}
}.start();
不要在你创建的新线程里dismiss dilog。在UI线程更新UI。