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我试图在点击设置“关于”按钮后打开关于对话框(从DialogFragment扩展)。打开关于设置菜单中的onClickEvent后的对话框
这是我讲的类
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.DialogFragment;
import android.content.DialogInterface;
import android.os.Bundle;
public class AboutDialog extends DialogFragment {
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
// Use the Builder class for convenient dialog construction
AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
builder.setMessage(R.string.about_message)
.setPositiveButton(R.string.btn_accept, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
// FIRE ZE MISSILES!
}
})
.setNegativeButton(R.string.btn_cancel, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
// User cancelled the dialog
}
});
// Create the AlertDialog object and return it
return builder.create();
}
}
我是否需要将其添加到清单,?我相信我不应该
这是我SettingsActivity目前的作品完美
import android.content.Intent;
import android.os.*;
import android.preference.*;
import android.view.MenuItem;
public class SettingsActivity extends PreferenceActivity{
@Override
protected void onCreate(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
getFragmentManager().beginTransaction().replace(android.R.id.content, new MyPreferenceFragment()).commit();
}
public static class MyPreferenceFragment extends PreferenceFragment
{
@Override
public void onCreate(final Bundle savedInstanceState){
super.onCreate(savedInstanceState);
addPreferencesFromResource(R.xml.prefs);
}
}
}
如何使从SettingsActivity此对话框的电话吗?
在此先感谢。
好,但我在哪里添加这段代码的对话框?如何知道在这种情况下在SettingsACtivity中按About按钮的时间?谢谢你的回复 – msqar 2013-03-16 18:25:21
没关系,我可以做到:)太棒了!谢了哥们! – msqar 2013-03-16 18:36:21