spinner控件 笔记
1、在控件配置文件中添加Spinner控件标签
2、得到ArrayAdapter对象
3、将得到的Spinner对象和ArrayAdapter对象联系起来
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第一种设置ArrayAdapter方式:
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?选中Spinner控件的选项会触发AdapterView.OnItemSelectedListener事件
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spinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener(){@Overridepublic void onItemSelected(AdapterView<?> arg0, View arg1,int arg2, long arg3) {Toast.makeText(getApplicationContext(), "ss", Toast.LENGTH_SHORT).show();}@Overridepublic void onNothingSelected(AdapterView<?> arg0) {}});?