//Activity里面编辑布局//LinearLayout layout= new LinearLayout(this);//LayoutParams param = new LayoutParam
.
//Activity里面编辑布局
// LinearLayout layout= new LinearLayout(this);
// LayoutParams param = new LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
// layout.setOrientation(layout.VERTICAL);
// TextView tv =new TextView(this);
// tv.setText("xixi");
// tv.setTextSize(16);
// layout.addView(tv);
// setContentView(layout, param);
//获得单选的值
// rg = (RadioGroup) findViewById(R.id.rg_sex);
// rb = (RadioButton) findViewById(R.id.rb_man);
// rb2 = (RadioButton) findViewById(R.id.rb_woman);
//
//
// rg.setOnCheckedChangeListener(new OnCheckedChangeListener() {
//
// @Override
// public void onCheckedChanged(RadioGroup group, int checkedId) {
// // TODO Auto-generated method stub
// String r =null;
// switch (checkedId) {
// case R.id.rb_man:
// r =rb.getText().toString().trim();
// break;
// case R.id.rb_woman:
// r =rb2.getText().toString().trim();
// break;
//
//
// default:
// break;
// }
// Toast.makeText(MainActivity.this, r, 200).show();
// }
// });
获取下拉框的值
sp.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener(){
@Override
public void onItemSelected(AdapterView<?> arg0, View arg1,
int arg2, long arg3) {
String s =arg0.getItemAtPosition(arg2).toString();
Toast.makeText(MainActivity.this, s, 200).show();
}
@Override
public void onNothingSelected(AdapterView<?> arg0) {
// TODO Auto-generated method stub
}
长按事件
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
iv = (ImageView) findViewById(R.id.iv_long);
iv.setOnLongClickListener(new OnLongClickListener() {
@Override
public boolean onLongClick(View v) {
// TODO Auto-generated method stub
Toast.makeText(MainActivity.this, "ni zhen bang", 100).show();
return false;
}
});
焦点
et = (EditText) findViewById(R.id.et_fo);
et.setOnFocusChangeListener(new OnFocusChangeListener() {
@Override
public void onFocusChange(View v, boolean hasFocus) {
// TODO Auto-generated method stub
Toast.makeText(getApplicationContext(), "sssssasa",200).show();
}
});
.
