Android Listview阻止手势
好的,我已经实现了一些手势,包括向左和向右投掷,在每一侧开始新的活动。一切都应该完美运作。当我设置列表视图项时,列表视图开始阻止我的手势。我搜索了dispatchTouchEvent,它为您提供了touch事件的优先级,因为我不知道如何在我的案例中实现它。请帮忙。我想应该是这样的:Android Listview阻止手势,android,Android,好的,我已经实现了一些手势,包括向左和向右投掷,在每一侧开始新的活动。一切都应该完美运作。当我设置列表视图项时,列表视图开始阻止我的手势。我搜索了dispatchTouchEvent,它为您提供了touch事件的优先级,因为我不知道如何在我的案例中实现它。请帮忙。我想应该是这样的: public class Main extends Activity { GestureDetectorCompat gdc; ListView list; @Override protected void onCr
public class Main extends Activity {
GestureDetectorCompat gdc;
ListView list;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
list = (ListView) findViewById(R.id.listview);
gdc = new GestureDetectorCompat(this, new GesturesClass());
}
@Override
public boolean onTouchEvent(MotionEvent event) {
gdc.onTouchEvent(event);
return super.onTouchEvent(event);
}
class GesturesClass extends SimpleOnGestureListener {
@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX,
float velocityY) {
//Bring left activity
if((e2.getX() - e1.getX()) > 100){
Intent intent = new Intent(Main.this, Finished.class);
startActivity(intent);
Toast.makeText(Main.this, "Bring left actitivty.", Toast.LENGTH_LONG).show();
}else if((Math.abs(e1.getX() - e2.getX())) > 100){
Toast.makeText(Main.this, "Bring right actitivty.", Toast.LENGTH_LONG).show();
Intent intent = new Intent(Main.this, Unfinished.class);
startActivity(intent);
}
return super.onFling(e1, e2, velocityX, velocityY);
}
}
编辑:
为列表视图
添加一个自定义的onTouchListener
,并让它返回gdc.onTouchEvent(事件)代码>
我认为应该是这样的:
public class Main extends Activity {
GestureDetectorCompat gdc;
ListView list;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
list = (ListView) findViewById(R.id.listview);
gdc = new GestureDetectorCompat(this, new GesturesClass());
}
@Override
public boolean onTouchEvent(MotionEvent event) {
gdc.onTouchEvent(event);
return super.onTouchEvent(event);
}
class GesturesClass extends SimpleOnGestureListener {
@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX,
float velocityY) {
//Bring left activity
if((e2.getX() - e1.getX()) > 100){
Intent intent = new Intent(Main.this, Finished.class);
startActivity(intent);
Toast.makeText(Main.this, "Bring left actitivty.", Toast.LENGTH_LONG).show();
}else if((Math.abs(e1.getX() - e2.getX())) > 100){
Toast.makeText(Main.this, "Bring right actitivty.", Toast.LENGTH_LONG).show();
Intent intent = new Intent(Main.this, Unfinished.class);
startActivity(intent);
}
return super.onFling(e1, e2, velocityX, velocityY);
}
}
编辑:
为列表视图
添加一个自定义的onTouchListener
,并让它返回gdc.onTouchEvent(事件)代码>
我认为应该是这样的:
public class Main extends Activity {
GestureDetectorCompat gdc;
ListView list;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
list = (ListView) findViewById(R.id.listview);
gdc = new GestureDetectorCompat(this, new GesturesClass());
}
@Override
public boolean onTouchEvent(MotionEvent event) {
gdc.onTouchEvent(event);
return super.onTouchEvent(event);
}
class GesturesClass extends SimpleOnGestureListener {
@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX,
float velocityY) {
//Bring left activity
if((e2.getX() - e1.getX()) > 100){
Intent intent = new Intent(Main.this, Finished.class);
startActivity(intent);
Toast.makeText(Main.this, "Bring left actitivty.", Toast.LENGTH_LONG).show();
}else if((Math.abs(e1.getX() - e2.getX())) > 100){
Toast.makeText(Main.this, "Bring right actitivty.", Toast.LENGTH_LONG).show();
Intent intent = new Intent(Main.this, Unfinished.class);
startActivity(intent);
}
return super.onFling(e1, e2, velocityX, velocityY);
}
}
编辑:
为列表视图
添加一个自定义的onTouchListener
,并让它返回gdc.onTouchEvent(事件)代码>
我认为应该是这样的:
public class Main extends Activity {
GestureDetectorCompat gdc;
ListView list;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
list = (ListView) findViewById(R.id.listview);
gdc = new GestureDetectorCompat(this, new GesturesClass());
}
@Override
public boolean onTouchEvent(MotionEvent event) {
gdc.onTouchEvent(event);
return super.onTouchEvent(event);
}
class GesturesClass extends SimpleOnGestureListener {
@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX,
float velocityY) {
//Bring left activity
if((e2.getX() - e1.getX()) > 100){
Intent intent = new Intent(Main.this, Finished.class);
startActivity(intent);
Toast.makeText(Main.this, "Bring left actitivty.", Toast.LENGTH_LONG).show();
}else if((Math.abs(e1.getX() - e2.getX())) > 100){
Toast.makeText(Main.this, "Bring right actitivty.", Toast.LENGTH_LONG).show();
Intent intent = new Intent(Main.this, Unfinished.class);
startActivity(intent);
}
return super.onFling(e1, e2, velocityX, velocityY);
}
}
编辑:
为列表视图
添加一个自定义的onTouchListener
,并让它返回gdc.onTouchEvent(事件)代码>
它按照我的方式运作。尽管listview仍然阻止手势,但是您应该为listview添加一个自定义onTouchListener,如果返回gdc.onTouchEvent(事件)代码>它按照我实现的方式工作。尽管listview仍然阻止手势,但是您应该为listview添加一个自定义onTouchListener,如果返回gdc.onTouchEvent(事件)代码>它按照我实现的方式工作。尽管listview仍然阻止手势,但是您应该为listview添加一个自定义onTouchListener,如果返回gdc.onTouchEvent(事件)代码>它按照我实现的方式工作。尽管listview仍然阻止手势,但是您应该为listview添加一个自定义onTouchListener,如果返回gdc.onTouchEvent(事件)代码>