popup 箭头靠右

Author: mylhyl

app/src/main/java/com/mylhyl/circledialog/sample/MainActivity.java

@@ -394,7 +394,7 @@ protected void convert(BaseViewHolder helper, MySectionEntity item) {
                 dialogFragment = new CircleDialog.Builder()
                         .setRadius(0)
                         .setWidth(1f)
-                        .setMaxHeight(0.8f)
+                        .setMaxHeight(0.7f)
                         .setYoff(0)
                         .setTitle("rvAdapter")
                         .setSubTitle("副标题哦！")
@@ -505,7 +505,7 @@ protected void convert(BaseViewHolder helper, WeiBoItem item) {
                 new CircleDialog.Builder()
                         .setMaxHeight(0.7f)
                         .configDialog(params -> params.backgroundColorPress = Color.CYAN)
-                        .setTitle("Rv Vertical")
+//                        .setTitle("Rv Vertical")
                         .configItems(params -> params.dividerHeight = 1)
                         .setItems(rvListForV, new LinearLayoutManager(this)
                                 , (view13, position13) ->

circledialog/src/main/java/com/mylhyl/circledialog/AbsBaseCircleDialog.java

@@ -60,7 +60,6 @@ public abstract class AbsBaseCircleDialog extends DialogFragment {
     private int mRadius = CircleDimen.DIALOG_RADIUS;//对话框的圆角半径
     private float mAlpha = CircleDimen.DIALOG_ALPHA;//对话框透明度，范围：0-1；1不透明
     private int mX, mY, mAbsoluteWidth;
-    private View.OnLayoutChangeListener mOnLayoutChangeListener;
     private WeakReference<View> mAnchor;
 
     public AbsBaseCircleDialog() {
@@ -84,7 +83,7 @@ public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle sa
     public void onViewCreated(final View view, @Nullable Bundle savedInstanceState) {
         super.onViewCreated(view, savedInstanceState);
         if (mMaxHeight > 0) {
-            mOnLayoutChangeListener = new View.OnLayoutChangeListener() {
+            view.addOnLayoutChangeListener(new View.OnLayoutChangeListener() {
                 @Override
                 public void onLayoutChange(View v, int left, int top, int right, int bottom
                         , int oldLeft, int oldTop, int oldRight, int oldBottom) {
@@ -94,10 +93,10 @@ public void onLayoutChange(View v, int left, int top, int right, int bottom
                     if (height > maxHeight) {
                         view.setLayoutParams(new FrameLayout.LayoutParams(
                                 FrameLayout.LayoutParams.MATCH_PARENT, maxHeight));
+                        view.removeOnLayoutChangeListener(this);
                     }
                 }
-            };
-            view.addOnLayoutChangeListener(mOnLayoutChangeListener);
+            });
         }
     }
 
@@ -134,10 +133,6 @@ public void onCreate(@Nullable Bundle savedInstanceState) {
 
     @Override
     public void onDismiss(DialogInterface dialog) {
-        View view = getView();
-        if (view != null && mOnLayoutChangeListener != null) {
-            view.removeOnLayoutChangeListener(mOnLayoutChangeListener);
-        }
         super.onDismiss(dialog);
         remove();
     }
@@ -171,7 +166,7 @@ private void setDialogGravity(Dialog dialog) {
         window.setBackgroundDrawableResource(android.R.color.transparent);
         WindowManager.LayoutParams wlp = window.getAttributes();
         DisplayMetrics dm = getDisplayMetrics();
-        if (mAbsoluteWidth >= 0) {
+        if (mAbsoluteWidth == 0) {
             wlp.width = (int) (dm.widthPixels * mWidth);//宽度按屏幕大小的百分比设置
         } else {
             wlp.width = mAbsoluteWidth;

circledialog/src/main/java/com/mylhyl/circledialog/view/BuildViewAbs.java

@@ -35,16 +35,24 @@ protected final void buildTitleView(ViewGroup viewGroup) {
     }
 
     protected void buildRootView() {
+        CardView cardView = buildCardView();
+        LinearLayout linearLayout = buildLinearLayout();
+        cardView.addView(linearLayout);
+        mRoot = cardView;
+    }
+
+    protected CardView buildCardView() {
         CardView cardView = new CardView(mContext);
         cardView.setCardElevation(0f);
         cardView.setCardBackgroundColor(Color.TRANSPARENT);
         cardView.setRadius(mParams.dialogParams.radius);
+        return cardView;
+    }
 
+    protected LinearLayout buildLinearLayout() {
         mRootCardViewByLinearLayout = new LinearLayout(mContext);
         mRootCardViewByLinearLayout.setOrientation(LinearLayout.VERTICAL);
-        cardView.addView(mRootCardViewByLinearLayout);
-
-        mRoot = cardView;
+        return mRootCardViewByLinearLayout;
     }
 
     @Override

circledialog/src/main/java/com/mylhyl/circledialog/view/BuildViewPopupImpl.java

@@ -3,6 +3,7 @@
 import android.content.Context;
 import android.graphics.drawable.Drawable;
 import android.os.Build;
+import android.support.v7.widget.CardView;
 import android.util.DisplayMetrics;
 import android.view.View;
 import android.widget.LinearLayout;
@@ -34,12 +35,14 @@ public ItemsView getBodyView() {
 
     @Override
     public void buildBodyView() {
-        buildRootView();
+        LinearLayout rootLinearLayout = buildLinearLayout();
+        mRoot = rootLinearLayout;
         if (mItemsView == null) {
             mParams.dialogParams.absoluteWidth = LinearLayout.LayoutParams.WRAP_CONTENT;
 
             final PopupParams popupParams = mParams.popupParams;
             final View arrowView = new View(mContext);
+            mRoot.addView(arrowView);
 
             final int arrowDirection = popupParams.arrowDirection;
             int backgroundColor = popupParams.backgroundColor != 0
@@ -50,28 +53,43 @@ public void buildBodyView() {
             } else {
                 arrowView.setBackgroundDrawable(arrowDrawable);
             }
-            mRootCardViewByLinearLayout.addView(arrowView);
+
+            CardView cardView = buildCardView();
+            mRoot.addView(cardView);
 
             mItemsView = new BodyRecyclerView(mContext, mParams.popupParams
                     , mParams.dialogParams, mParams.rvItemListener);
-            View itemsViewView = mItemsView.getView();
+            final View itemsViewView = mItemsView.getView();
+            cardView.addView(itemsViewView);
+
             itemsViewView.addOnLayoutChangeListener(new View.OnLayoutChangeListener() {
                 @Override
-                public void onLayoutChange(View v, int left, int top, int right, int bottom, int oldLeft, int oldTop, int oldRight, int oldBottom) {
+                public void onLayoutChange(View v, int left, int top, int right, int bottom
+                        , int oldLeft, int oldTop, int oldRight, int oldBottom) {
                     mParams.dialogParams.absoluteWidth = v.getWidth();
                     int arrowViewWidth = (int) (v.getWidth() * ARROW_WEIGHT);
-                    final LayoutParams arrowViewLayoutParams = new LayoutParams(arrowViewWidth, arrowViewWidth);
-//                    switch (arrowDirection) {
-//                        case PopupParams.DIRECTION_TOP:
-//                            if (popupParams.arrowGravity == PopupParams.GRAVITY_RIGHT) {
-//                                arrowViewLayoutParams.leftMargin = (int) (v.getWidth() * (1 - ARROW_WEIGHT));
-//                            }
-//                            break;
-//                    }
+                    LayoutParams arrowViewLayoutParams = (LayoutParams) arrowView.getLayoutParams();
+                    if (arrowViewLayoutParams == null) {
+                        arrowViewLayoutParams = new LayoutParams(arrowViewWidth, arrowViewWidth);
+                    } else {
+                        arrowViewLayoutParams.width = arrowViewWidth;
+                        arrowViewLayoutParams.height = arrowViewWidth;
+                    }
+                    if ((bottom != 0 && oldBottom != 0 && bottom == oldBottom)
+                            || (top != 0 && oldTop != 0 && top == oldTop)) {
+                        switch (arrowDirection) {
+                            case PopupParams.DIRECTION_TOP:
+                                if (popupParams.arrowGravity == PopupParams.GRAVITY_RIGHT) {
+                                    int offset = arrowViewWidth / 2;
+                                    arrowViewLayoutParams.leftMargin = (int) (mParams.dialogParams.absoluteWidth * (1 - ARROW_WEIGHT)) - offset;
+                                }
+                                break;
+                        }
+                        itemsViewView.removeOnLayoutChangeListener(this);
+                    }
                     arrowView.setLayoutParams(arrowViewLayoutParams);
                 }
             });
-            mRootCardViewByLinearLayout.addView(itemsViewView);
         }
     }