解决wrap_content无高度问题

Author: wkp111

.idea/modules.xml

@@ -33,43 +33,51 @@
             app:wkp_stick="true"
             android:orientation="horizontal"
             android:layout_width="match_parent"
-            android:layout_height="40dp">
+            android:layout_height="wrap_content">
 
             <TextView
                 android:onClick="scrollTo2"
+                android:paddingTop="10dp"
+                android:paddingBottom="10dp"
                 android:background="@android:color/holo_blue_light"
                 android:text="NUM2"
                 android:gravity="center"
                 android:layout_weight="1"
                 android:layout_width="0dp"
-                android:layout_height="match_parent"/>
+                android:layout_height="wrap_content"/>
 
             <TextView
                 android:onClick="scrollTo3"
+                android:paddingTop="10dp"
+                android:paddingBottom="10dp"
                 android:background="@android:color/holo_green_light"
                 android:text="NUM3"
                 android:gravity="center"
                 android:layout_weight="1"
                 android:layout_width="0dp"
-                android:layout_height="match_parent"/>
+                android:layout_height="wrap_content"/>
 
             <TextView
                 android:onClick="scrollTo4"
+                android:paddingTop="10dp"
+                android:paddingBottom="10dp"
                 android:background="@android:color/holo_red_light"
                 android:text="NUM4"
                 android:gravity="center"
                 android:layout_weight="1"
                 android:layout_width="0dp"
-                android:layout_height="match_parent"/>
+                android:layout_height="wrap_content"/>
 
             <TextView
                 android:onClick="scrollTo7"
+                android:paddingTop="10dp"
+                android:paddingBottom="10dp"
                 android:background="@android:color/holo_orange_light"
                 android:text="NUM7"
                 android:gravity="center"
                 android:layout_weight="1"
                 android:layout_width="0dp"
-                android:layout_height="match_parent"/>
+                android:layout_height="wrap_content"/>
 
         </LinearLayout>
 

app/src/main/res/layout/activity_main.xml

@@ -11,8 +11,8 @@ android {
 //        applicationId "com.wkp.sticklayout_lib"
         minSdkVersion 15
         targetSdkVersion 26
-        versionCode 5
-        versionName "1.0.5"
+        versionCode 6
+        versionName "1.0.6"
 
     }
 
@@ -34,7 +34,7 @@ publish {
     userOrg = 'wkp'
     groupId = 'com.wkp'
     artifactId = 'StickLayout'
-    publishVersion = '1.0.5'
+    publishVersion = '1.0.6'
     desc = 'a library to create a stickable layout'
     website = 'https://github.com/wkp111/StickLayout'
 }

sticklayout-lib/build.gradle

@@ -2,13 +2,13 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
           package="com.wkp.sticklayout_lib">
 
-    <application
-        android:allowBackup="true"
-        android:icon="@mipmap/ic_launcher"
-        android:label="@string/app_name"
-        android:roundIcon="@mipmap/ic_launcher_round"
-        android:supportsRtl="true"
-        android:theme="@style/AppTheme">
-    </application>
+    <!--<application-->
+        <!--android:allowBackup="true"-->
+        <!--android:icon="@mipmap/ic_launcher"-->
+        <!--android:label="@string/app_name"-->
+        <!--android:roundIcon="@mipmap/ic_launcher_round"-->
+        <!--android:supportsRtl="true"-->
+        <!--android:theme="@style/AppTheme">-->
+    <!--</application>-->
 
 </manifest>

sticklayout-lib/src/main/AndroidManifest.xml

@@ -720,6 +720,13 @@ protected void onScrollChanged(int l, int t, int oldl, int oldt) {
     @Override
     protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
         super.onMeasure(widthMeasureSpec, heightMeasureSpec);
+        //确定替代控件的大小
+        View replaceView = mViewPair.first;
+        View originalView = mViewPair.second;
+        LinearLayout.LayoutParams params = (LinearLayout.LayoutParams) replaceView.getLayoutParams();
+        params.width = originalView.getMeasuredWidth();
+        params.height = originalView.getMeasuredHeight();
+        replaceView.setLayoutParams(params);
 
         if (!mFillViewport) {
             return;