当我选择调用一个带有onclick的可点击文本视图的函数时,如何让该函数知道哪个文本视图调用了它?
例如,当我的mainactivity.java中有此选项时:
public void showHideData(View view)
{
//Log.v("showHideDataA: ", "Calling package null, local class name: " + this.getLocalClassName() + " request orientation: " + ("" + this.getRequestedOrientation()));
if (findViewById(R.id.letterContentTextViewArrayB).getVisibility() == View.VISIBLE)
{
findViewById(R.id.checkedB).setVisibility(View.GONE);
findViewById(R.id.notcheckedB).setVisibility(View.VISIBLE);
findViewById(R.id.letterContentTextViewArrayB).setVisibility(View.GONE);
}
else
{
findViewById(R.id.checkedB).setVisibility(View.VISIBLE);
findViewById(R.id.notcheckedB).setVisibility(View.GONE);
findViewById(R.id.letterContentTextViewArrayB).setVisibility(View.VISIBLE);
}
} // end of showHideData(0)
以及以下文本视图:
<TextView
android:id="@+id/firstLetterTextViewArrayA"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/btn_a_label"
android:clickable="true"
android:onClick="showHideData"/>
<TextView
android:id="@+id/firstLetterTextViewArrayB"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/btn_b_label"
android:clickable="true"
android:onClick="showHideData" />
有没有办法让showHideData(视图视图)知道哪个textView调用它?
谢谢你
最佳答案
public void showHideData(View view)
{
view.getId();
...
}
这将返回已单击的
view
的id。所以您可以使用switch
语句public void showHideData(View view)
{
switch (view.getId()) {
case R.id.firstLetterTextViewArrayA:
// logic for this button
break;
case R.id.firstLetterTextViewArrayB:
// logic for this button
break;
}