Log.d使用
在"public class MainActivity extends AppCompatActivity"中宣告
private static final String TAG = "MainActivity";
用法:
Log.d(TAG, "HI THERE~")
運行時使用debug模式,即可在debug視窗的console標籤頁看見
多重CheckBox按鈕事件
CheckBox onClick 事件加上"chKClick"
"public class MainActivity extends AppCompatActivity"內加上:
public void chkClick(View view){ // Is the view now checked? boolean checked = ((CheckBox) view).isChecked(); // Check which checkbox was clicked switch(view.getId()) { case R.id.CKA: if (checked) { Log.d(TAG, "checkA"); } break; case R.id.CKB: if (checked){ Log.d(TAG,"checkB"); } break; case R.id.CKC: if (checked){ Log.d(TAG,"checkC"); } break; case R.id.CKD: if (checked){ Log.d(TAG,"checkD"); } break; case R.id.CKE: if (checked){ Log.d(TAG,"checkE"); } break; // TODO: Veggie sandwich } }