/**
* Description:TODO
* Create Time: 2017/10/23.15:31
* Author:jin
* Email:210980059@qq.com
*/
public class QuickPopup extends PopupWindow {
private View mPopView;
private QuickPopup.Builder mBuilder;
public <T extends View> T getViewById(@IdRes int viewId) {
return (T)mPopView.findViewById(viewId);
}
public View getRootView() {
return mPopView;
}
public QuickPopup(Builder builder) {
super(builder.mContext);
this.mBuilder = builder;
apply();
}
private void apply() {
mPopView = mBuilder.mPopView;
if (mPopView == null) {
mPopView = LayoutInflater.from(mBuilder.mContext).inflate(mBuilder.mLayoutId, null, false);
}
//设置rootView
setContentView(mPopView);
//设置宽高
setWidth(mBuilder.mWidth == 0 ? ViewGroup.LayoutParams.WRAP_CONTENT : mBuilder.mWidth);
setHeight(mBuilder.mHeight == 0 ? ViewGroup.LayoutParams.WRAP_CONTENT : mBuilder.mHeight);
//设置焦点
setTouchable(true);
setFocusable(true);
setBackgroundDrawable(new ColorDrawable());
//设置返回键事件, 返回
getContentView().setFocusableInTouchMode(true);
this.getContentView().setOnKeyListener(new View.OnKeyListener() {
@Override
public boolean onKey(View v, int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
dismiss();
return true;
}
return false;
}
});
//点击外部是否可取消.
if (!mBuilder.mOutsideTouchable) {
setTouchInterceptor(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
final int x = (int) event.getX();
final int y = (int) event.getY();
if ((event.getAction() == MotionEvent.ACTION_DOWN)
&& ((x < 0) || (x >= getContentView().getWidth()) || (y < 0) || (y >= getContentView().getHeight()))) {
return true;
} else if (event.getAction() == MotionEvent.ACTION_OUTSIDE) {
return true;
}
return false;
}
});
}
//消失监听事件
setOnDismissListener(mBuilder.mOnDismissListener);
initViews();
}
/**
* 设置ui和点击事件
*/
private void initViews() {
//设置文字
SparseArray<CharSequence> textsMap = mBuilder.mTexts;
int textsSize = textsMap.size();
for (int i = 0; i < textsSize; i++) {
int viewId = textsMap.keyAt(i);
TextView v = getViewById(viewId);
v.setText(textsMap.get(viewId));
}
//点击事件
SparseArray<View.OnClickListener> listenersMap = mBuilder.mClickListeners;
int listenersSize = listenersMap.size();
for (int i = 0; i < listenersSize; i++) {
int viewId = listenersMap.keyAt(i);
View v = getViewById(viewId);
v.setOnClickListener(listenersMap.get(viewId));
}
//设置图片
SparseArray<Integer> imageResMap = mBuilder.mImageResMap;
int imageResSize = imageResMap.size();
for (int i = 0; i < imageResSize; i++) {
int viewId = imageResMap.keyAt(i);
ImageView v = getViewById(viewId);
v.setImageResource(imageResMap.get(viewId));
}
//设置可见性
SparseArray<Integer> visibilityMap = mBuilder.mImageResMap;
int visibilitySize = visibilityMap.size();
for (int i = 0; i < visibilitySize; i++) {
int viewId = visibilityMap.keyAt(i);
View v = getViewById(viewId);
v.setVisibility(visibilityMap.get(viewId));
}
}
private int sp2px(float sp) {
return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP, sp, mBuilder.mContext.getResources().getDisplayMetrics());
}
private float dp2px(int dip) {
return TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dip, mBuilder.mContext.getResources().getDisplayMetrics());
}
private static int getScreenHeight(Context context) {
return context.getResources().getDisplayMetrics().heightPixels;
}
private static int getScreenWidth(Context context) {
return context.getResources().getDisplayMetrics().widthPixels;
}
public static class Builder {
private Context mContext;
private int mLayoutId;
private int mWidth;
private int mHeight;
private View mPopView;
private boolean mOutsideTouchable;
private OnDismissListener mOnDismissListener;
private SparseArray<View.OnClickListener> mClickListeners;
private SparseArray<CharSequence> mTexts;
private SparseArray<Integer> mImageResMap;
private SparseArray<Integer> mVisibilityMap;
/**
* 当pop在anchorView下方显示空间不够的时候, 是否需要显示上面.
*/
private boolean mIsNeedShowUp;
{
mOutsideTouchable = true;
mTexts = new SparseArray<>();
mClickListeners = new SparseArray<>();
mImageResMap = new SparseArray<>();
}
public Builder(Context context, View popView) {
this.mContext = context;
this.mPopView = popView;
}
public Builder(Context context, @LayoutRes int layoutId) {
this.mContext = context;
this.mLayoutId = layoutId;
}
public Builder setWH(int width, int height) {
this.mWidth = width;
this.mHeight = height;
return this;
}
public Builder setOnDisMissListener(OnDismissListener onDisMissListener) {
this.mOnDismissListener = onDisMissListener;
return this;
}
public Builder setOutsideTouchable(boolean touchable) {
this.mOutsideTouchable = touchable;
return this;
}
public Builder setClickListener(@IdRes int viewId, View.OnClickListener listener) {
mClickListeners.put(viewId, listener);
return this;
}
public Builder setText(@IdRes int viewId, String text) {
mTexts.put(viewId, text);
return this;
}
public Builder setImageRes(int viewId, @DrawableRes int resourceId) {
mImageResMap.put(viewId, resourceId);
return this;
}
/**
* 设置是否可见
*/
public Builder setVisibity(int viewId, int visibility) {
//设置可见性不常用， 集合的初始化放到这里。
if (mVisibilityMap == null) {
mVisibilityMap = new SparseArray<>();
}
mVisibilityMap.put(viewId, visibility);
return this;
}
public QuickPopup build() {
return new QuickPopup(this);
}
public QuickPopup show(View anchorView) {
return show(anchorView, 0, 0);
}
public QuickPopup show(View anchorView, int xOffset, int yOffset) {
QuickPopup popup = build();
int[] windowPos = calculatePopWindowPos(anchorView, popup.getRootView(), yOffset);
windowPos[0] += xOffset;
if (mIsNeedShowUp) {
windowPos[1] -= yOffset;
} else {
windowPos[1] += yOffset;
}
popup.showAtLocation(anchorView, Gravity.TOP | Gravity.START, windowPos[0], windowPos[1]);
return popup;
}
private int[] calculatePopWindowPos(final View anchorView, View popView, int yOffSet) {
final int[] windowPos = new int[2];
final int[] anchorLoc = new int[2];
// 获取锚点View在屏幕上的左上角坐标位置
anchorView.getLocationOnScreen(anchorLoc);
final int anchorHeight = anchorView.getHeight();
// 获取屏幕的高宽
final int screenHeight = getScreenHeight(anchorView.getContext());
final int screenWidth = getScreenWidth(anchorView.getContext());
popView.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED);
// 计算popView的高宽
final int popViewHeight = popView.getMeasuredHeight();
final int popViewWidth = popView.getMeasuredWidth();
// 判断需要向上弹出还是向下弹出显示
mIsNeedShowUp = (screenHeight - (anchorLoc[1] + anchorHeight + yOffSet) < popViewHeight);
if (mIsNeedShowUp) {
mIsNeedShowUp = (screenHeight - (anchorLoc[1] + anchorHeight) < popViewHeight);
}
if (mIsNeedShowUp) {
windowPos[0] = anchorLoc[0];
windowPos[1] = anchorLoc[1] - popViewHeight;
} else {
windowPos[0] = anchorLoc[0];
windowPos[1] = anchorLoc[1] + anchorHeight;
}
return windowPos;
}
}
}
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