package com.cc.view; import com.cc.R;
import com.cc.R.layout;
import com.cc.R.menu; import android.opengl.Visibility;
import android.os.Bundle;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.Context;
import android.util.Log;
import android.view.GestureDetector;
import android.view.KeyEvent;
import android.view.MotionEvent;
import android.view.GestureDetector.SimpleOnGestureListener;
import android.view.Menu;
import android.view.View;
import android.view.View.OnTouchListener;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.TextView; public class GestureDetectorAty extends Activity { private Button mButton;
private GestureDetector mGestureDetector; private LinearLayout mLayout;
private TextView mCancel; @Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.aty_gesture_detector);
mLayout = (LinearLayout) findViewById(R.id.displayrecord); mCancel = (TextView) findViewById(R.id.tv_cancelrecord); mGestureDetector = new GestureDetector(this, new MyOnGestureListener(
this)); mButton = (Button) findViewById(R.id.btn_textgesture);
mButton.setFocusableInTouchMode(true);
mButton.setOnTouchListener(new OnTouchListener() { @Override
public boolean onTouch(View v, MotionEvent event) {
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN: {
break;
}
case MotionEvent.ACTION_MOVE: { final float p1x = event.getX();
break;
}
case MotionEvent.ACTION_UP: {
mLayout.setVisibility(View.GONE);
mCancel.setVisibility(View.GONE);
break;
}
default:
break;
}
mGestureDetector.onTouchEvent(event);
// 一定要返回true，不然获取不到完整的事件
return true;
} }); } public class MyOnGestureListener extends SimpleOnGestureListener {
private GestureDetectorAty mActivity; public MyOnGestureListener(Context context) {
this.mActivity = (GestureDetectorAty) context;
} @Override
public void onLongPress(MotionEvent e) {
// TODO Auto-generated method stub
super.onLongPress(e);
} @Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX,
float velocityY) {
float p2y = e2.getY();
float p1y = e1.getY();
if (p1y - p2y > ) {
if (e2.getX() - e1.getX() > - | e2.getX() - e1.getX() < ) { }
} // TODO Auto-generated method stub
return super.onFling(e1, e2, velocityX, velocityY);
} // 按住 且为达到onLongPress之前 调用 一旦调用就不会有onSingleTapUp
// 点击了触摸屏，但是没有移动和弹起的动作。onShowPress和onDown的区别在于
// onDown是，一旦触摸屏按下，就马上产生onDown事件，但是onShowPress是onDown事件产生后，
// 一段时间内，如果没有移动鼠标和弹起事件，就认为是onShowPress事件。
@Override
public void onShowPress(MotionEvent e) {
// TODO Auto-generated method stub
super.onShowPress(e); } // 按下的时候触发
@Override
public boolean onDown(MotionEvent e) {
// TODO Auto-generated method stub
mLayout.setVisibility(View.VISIBLE);
return super.onDown(e);
} // 离开屏幕的一刹那
// 轻击触摸屏后，弹起。如果这个过程中产生了onLongPress、onScroll和onFling事件，就不会
// 产生onSingleTapUp事件。
@Override
public boolean onSingleTapUp(MotionEvent e) {
// TODO Auto-generated method stub
isScroll = true;
mLayout.setVisibility(View.GONE); return super.onSingleTapUp(e);
} @Override
public boolean onSingleTapConfirmed(MotionEvent e) {
// TODO Auto-generated method stub
return super.onSingleTapConfirmed(e);
} private boolean isScroll = true; // 滚动事件，当在触摸屏上迅速的移动，会产生onScroll。由ACTION_MOVE产生
// e1：第1个ACTION_DOWN MotionEvent
// e2：最后一个ACTION_MOVE MotionEvent
// distanceX：距离上次产生onScroll事件后，X抽移动的距离
// distanceY：距离上次产生onScroll事件后，Y抽移动的距离
@Override
public boolean onScroll(MotionEvent e1, MotionEvent e2,
float distanceX, float distanceY) {
// TODO Auto-generated method stub
if (e1.getY() - e2.getY() > ) {
if (e2.getX() - e1.getX() > - | e2.getX() - e1.getX() < ) {
if (isScroll) {
isScroll = false;
mCancel.setVisibility(View.VISIBLE);
mLayout.setVisibility(View.GONE); }
}
} else if (e1.getY() - e2.getY() < ) {
if (e2.getX() - e1.getX() > - | e2.getX() - e1.getX() < ) {
isScroll = true;
if (isScroll) {
mCancel.setVisibility(View.GONE);
mLayout.setVisibility(View.VISIBLE);
}
}
}
return super.onScroll(e1, e2, distanceX, distanceY);
}
}
}
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context=".GestureDetectorAty" > <Button
android:id="@+id/btn_textgesture"
android:layout_width="100dp"
android:layout_height="100dp"
android:layout_centerInParent="true"
android:text="@string/app_name" /> <LinearLayout
android:id="@+id/displayrecord"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_above="@+id/btn_textgesture"
android:layout_centerHorizontal="true"
android:layout_marginBottom="50dp"
android:orientation="horizontal"
android:visibility="gone" > <ImageView
android:id="@+id/arrow"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/icon" /> <TextView
android:id="@+id/tv_displayrecord"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="开始录制"
android:textColor="@color/green" />
</LinearLayout> <TextView
android:id="@+id/tv_cancelrecord"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_above="@+id/btn_textgesture"
android:layout_centerHorizontal="true"
android:layout_marginBottom="150dp"
android:background="@color/red"
android:visibility="gone"
android:text="取消录制"
android:textColor="@color/white" /> </RelativeLayout>
