给ImageView设置点击监听,当点击了,换图片 代码:public class Test extends Activity { ImageView iv; /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); iv = (ImageView)findViewById(R.id.imageView1); iv.setOnClickListener(new View.OnClickListener() {
@Override public void onClick(View v) { // TODO Auto-generated method stub if(v == iv) iv.setImageDrawable(getResources().getDrawable(R.drawable.png1)); } }); }
如果要有点击就变化的效果。。 加个判断条件吧。 代码:public class Test extends Activity { ImageView iv; boolean isChanged = false; /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); iv = (ImageView)findViewById(R.id.imageView1); iv.setOnClickListener(new View.OnClickListener() {
代码:public class Test extends Activity {
ImageView iv;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
iv = (ImageView)findViewById(R.id.imageView1);
iv.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
if(v == iv)
iv.setImageDrawable(getResources().getDrawable(R.drawable.png1));
}
});
}
boolean change;
if(true)
{
setImageResource(R.drawable.A);
change = !change;
}
else
{
setImageResource(R.drawable.A);
change = !change;
}
加个判断条件吧。
代码:public class Test extends Activity {
ImageView iv;
boolean isChanged = false;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
iv = (ImageView)findViewById(R.id.imageView1);
iv.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
if(v == iv)
{
if(isChanged){
iv.setImageDrawable(getResources().getDrawable(R.drawable.icon));
}else
{
iv.setImageDrawable(getResources().getDrawable(R.drawable.png1));
}
isChanged = !isChanged;
}
}
});
}
}