Make categories fit available screen size

Author: esensar

app/src/main/kotlin/com/simplemobiletools/keyboard/views/MyKeyboardView.kt

@@ -23,7 +23,6 @@ import android.view.inputmethod.EditorInfo
 import android.widget.ImageButton
 import android.widget.LinearLayout
 import android.widget.PopupWindow
-import android.widget.RadioGroup
 import android.widget.TextView
 import android.widget.inline.InlineContentView
 import androidx.annotation.RequiresApi
@@ -1562,13 +1561,19 @@ class MyKeyboardView @JvmOverloads constructor(context: Context, attrs: Attribut
         }
         val checkIds = mutableMapOf<Int, String>()
         keyboardViewBinding?.emojiCategoriesStrip?.apply {
+            weightSum = categories.count().toFloat()
             val strip = this
             removeAllViews()
             categories.entries.forEach { (category, emojis) ->
                 ItemEmojiCategoryBinding.inflate(LayoutInflater.from(context), this, true).apply {
                     root.id = generateViewId()
                     checkIds[root.id] = category
                     root.setImageResource(emojis.first().getCategoryIcon())
+                    root.layoutParams = LinearLayout.LayoutParams(
+                        LinearLayout.LayoutParams.MATCH_PARENT,
+                        LinearLayout.LayoutParams.MATCH_PARENT,
+                        1f
+                    )
                     root.setOnClickListener {
                         strip.children.filterIsInstance<ImageButton>().forEach {
                             it.imageTintList = ColorStateList.valueOf(context.getProperTextColor())

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

@@ -6,5 +6,6 @@
     android:background="@drawable/ripple_all_corners_medium"
     android:gravity="center"
     android:importantForAccessibility="no"
-    android:padding="@dimen/small_margin"
+    android:padding="@dimen/tiny_margin"
+    android:scaleType="centerInside"
     android:src="@drawable/ic_emoji_category_activities" />

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

@@ -207,6 +207,8 @@
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
                 android:layout_gravity="center"
+                android:layout_marginStart="@dimen/medium_margin"
+                android:layout_marginEnd="@dimen/medium_margin"
                 android:layout_toStartOf="@+id/emoji_palette_backspace"
                 android:layout_toEndOf="@+id/emoji_palette_mode_change"
                 android:gravity="center"