emojicon_grid.xml

<?xml version="1.0" encoding="utf-8"?>
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<GridView xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/Emoji_GridView"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@android:color/transparent"
    android:cacheColorHint="@android:color/transparent"
    android:columnWidth="40dip"
    android:horizontalSpacing="5dip"
    android:paddingTop="5dip"
    android:numColumns="auto_fit"
    android:scrollbars="vertical"
    android:verticalSpacing="5dip" />