我在带有动态ImageViews的ScrollView中使用()setTag和getTag()来了解哪个被点击了。这是我的代码:
import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.View;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;
public class MainActivity extends Activity {
private View cell;
private LinearLayout layoutScroll;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
layoutScroll = (LinearLayout) findViewById(R.id.linear_scroll_main_activity);
for (int i = 0; i <= 3 ; i ++){
cell = getLayoutInflater().inflate(R.layout.category_cells, null);
final ImageView imageView = (ImageView) cell.findViewById(R.id.image_category_cells);
final TextView textView = (TextView) cell.findViewById(R.id.text_category_cells);
imageView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (v.getTag().toString() == "0"){
Toast.makeText(MainActivity.this,"Text1", Toast.LENGTH_LONG).show();
}else if (imageView.getTag().toString() == "1"){
Toast.makeText(MainActivity.this,"Text2", Toast.LENGTH_LONG).show();
} else{
Toast.makeText(MainActivity.this,v.getTag().toString(), Toast.LENGTH_LONG).show();
}
}
});
imageView.setTag(i);
int imageResource = getResources().getIdentifier("drawable/category1", null, getPackageName());
imageView.setImageResource(imageResource);
imageView.setScaleType(ImageView.ScaleType.FIT_XY);
textView.setText("Texto " + Integer.toString(i + 1));
layoutScroll.addView(cell);
}
}
好的,问题是我总是会得到0,1,2或3的Toast,具体取决于我点击的ImageView。我的问题是,如果我得到一个说0或1的Toast它不应该给我一个说Text1或Text2的Toast?
我将不胜感激任何帮助。谢谢
答案 0 :(得分:0)