Added classes to represent a toolbar push button.

src/BetterControls/BetterToolbar/Items/BetterToolbarPushButton.cs

@@ -0,0 +1,57 @@
+namespace BetterControls
+{
+    /// <summary>
+    /// Represents a toolbar button.
+    /// </summary>
+    public class BetterToolbarPushButton : BetterToolbarClickableButton
+    {
+        /// <summary>
+        /// Initialize a new instance of <see cref="BetterToolbarPushButton"/>.
+        /// </summary>
+        public BetterToolbarPushButton() { }
+
+        /// <summary>
+        /// Initialize a new instance of <see cref="BetterToolbarPushButton"/>.
+        /// </summary>
+        /// <param name="text">The text of the button.</param>
+        public BetterToolbarPushButton(string text)
+            : base(text)
+        { }
+
+        /// <summary>
+        /// Initialize a new instance of <see cref="BetterToolbarPushButton"/>.
+        /// </summary>
+        /// <param name="text">The text of the button.</param>
+        /// <param name="description">The description of the button.</param>
+        public BetterToolbarPushButton(string text, string description)
+            : base(text, description)
+        { }
+
+        /// <summary>
+        /// Initialize a new instance of <see cref="BetterToolbarPushButton"/>.
+        /// </summary>
+        /// <param name="text">The text of the button.</param>
+        /// <param name="imageIndex">The index of the image from the toolbar image list to be shown in the button.</param>
+        public BetterToolbarPushButton(string text, int imageIndex)
+            : base(text, imageIndex)
+        { }
+
+        /// <summary>
+        /// Initialize a new instance of <see cref="BetterToolbarPushButton"/>.
+        /// </summary>
+        /// <param name="text">The text of the button.</param>
+        /// <param name="description">The description of the button.</param>
+        /// <param name="imageIndex">The index of the image from the toolbar image list to be shown in the button.</param>
+        public BetterToolbarPushButton(string text, string description, int imageIndex)
+            : base(text, description, imageIndex)
+        { }
+
+        /// <summary>
+        /// Initialize a new instance of <see cref="BetterToolbarPushButton"/>.
+        /// </summary>
+        /// <param name="ownerToolbar">The owner toolbar as an instance of <see cref="BetterToolbar"/>.</param>
+        private protected BetterToolbarPushButton(BetterToolbar ownerToolbar)
+            : base(ownerToolbar)
+        { }
+    }
+}