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  • 简单的menu和点击(包括alertDialog定制)

    import android.app.Activity;
    import android.app.AlertDialog;
    import android.app.Dialog;
    import android.content.DialogInterface;
    import android.os.Bundle;
    import android.view.Menu;
    import android.view.MenuItem;

    public class MainActivity extends Activity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    super.onCreateOptionsMenu(menu);
    menu.add(0, 0, 0, "菜单项一");
    menu.add(0, 1, 0, "菜单项二");
    menu.add(0, 2, 0, "菜单项三");
    return true;

    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
    // TODO Auto-generated method stub


    Dialog alertDialog = new AlertDialog.Builder(this).
    setTitle("你点击了").
    setMessage((String)item.getTitle()).
    setIcon(R.drawable.ic_launcher).
    setPositiveButton("确定", new DialogInterface.OnClickListener() {

    @Override
    public void onClick(DialogInterface dialog, int which) {
    // TODO Auto-generated method stub
    }
    }).
    setNegativeButton("取消", new DialogInterface.OnClickListener() {

    @Override
    public void onClick(DialogInterface dialog, int which) {
    // TODO Auto-generated method stub
    }
    }).
    setNeutralButton("查看详情", new DialogInterface.OnClickListener() {

    @Override
    public void onClick(DialogInterface dialog, int which) {
    // TODO Auto-generated method stub
    }
    }).
    create();
    alertDialog.show();

    return true;

    }


    }

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  • 原文地址:https://www.cnblogs.com/honeynm/p/3815218.html
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