X-Git-Url: https://gitweb.stoutner.com/?p=PrivacyBrowserAndroid.git;a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Fviews%2FWrapVerticalContentViewPager.java;fp=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Fviews%2FWrapVerticalContentViewPager.java;h=7e2972514e0f31aacd22f98fb576cf675bac7557;hp=0000000000000000000000000000000000000000;hb=ba40295dffd761ccdc95d3b46ca7acbad1f00d5e;hpb=33bd447a83bd3d763ee26bbb3a3f4adb074776ed

diff --git a/app/src/main/java/com/stoutner/privacybrowser/views/WrapVerticalContentViewPager.java b/app/src/main/java/com/stoutner/privacybrowser/views/WrapVerticalContentViewPager.java
new file mode 100644
index 00000000..7e297251
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+++ b/app/src/main/java/com/stoutner/privacybrowser/views/WrapVerticalContentViewPager.java
@@ -0,0 +1,62 @@
+/*
+ * Copyright © 2017,2019 Soren Stoutner <soren@stoutner.com>.
+ *
+ * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
+ *
+ * Privacy Browser is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Privacy Browser is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Privacy Browser.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.stoutner.privacybrowser.views;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.View;
+
+import androidx.viewpager.widget.ViewPager;
+
+public class WrapVerticalContentViewPager extends ViewPager {
+    // Setup the default constructors.
+    public WrapVerticalContentViewPager(Context context) {
+        super(context);
+    }
+
+    public WrapVerticalContentViewPager(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    @Override
+    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
+        // Perform an initial `super.onMeasure`, which populates `getChildCount`.
+        super.onMeasure(widthMeasureSpec, heightMeasureSpec);
+
+        // Initialize `maximumHeight`.
+        int maximumHeight = 0;
+
+        // Find the maximum height of each of the child views.
+        for (int i = 0; i < getChildCount(); i++) {
+            View childView = getChildAt(i);
+
+            // Measure the child view height with no constraints.
+            childView.measure(widthMeasureSpec, MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED));
+
+            // Store the child's height if it is larger than `maximumHeight`.
+            if (childView.getMeasuredHeight() > maximumHeight) {
+                maximumHeight = childView.getMeasuredHeight();
+            }
+        }
+
+        // Perform a final `super.onMeasure` to set the `maximumHeight`.
+        super.onMeasure(widthMeasureSpec, MeasureSpec.makeMeasureSpec(maximumHeight, MeasureSpec.EXACTLY));
+    }
+}
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