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2025-05-26 00:46:28 +02:00
commit e5bca03433
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+#if TEXT_MESH_PRO_PRESENT || (UGUI_2_0_PRESENT && UNITY_6000_0_OR_NEWER)
+namespace UnityEngine.XR.Interaction.Toolkit.Samples.SpatialKeyboard.KeyFunctions
+{
+    /// <summary>
+    /// Key function used to process shift and caps lock functionality.
+    /// </summary>
+    [CreateAssetMenu(fileName = "Shift Function", menuName = "XR/Spatial Keyboard/Shift Key Function", order = 1)]
+    public class ShiftFunction : KeyFunction
+    {
+        [SerializeField]
+        Sprite m_CapsLockDisplayIcon;
+
+        public Sprite capsLockDisplayIcon
+        {
+            get => m_CapsLockDisplayIcon;
+            set => m_CapsLockDisplayIcon = value;
+        }
+
+        /// <inheritdoc />
+        public override Sprite GetDisplayIcon(XRKeyboard keyboardContext, XRKeyboardKey key)
+        {
+            // This method won't be called unless OverrideDisplayIcon below returns true,
+            // so no need for logic to return a shift display icon, which is already set up
+            // as the default in the UI.
+            return m_CapsLockDisplayIcon;
+        }
+
+        /// <inheritdoc />
+        public override bool OverrideDisplayIcon(XRKeyboard keyboardContext, XRKeyboardKey key)
+        {
+            return keyboardContext != null && keyboardContext.capsLocked;
+        }
+
+        /// <inheritdoc />
+        public override void ProcessKey(XRKeyboard keyboardContext, XRKeyboardKey key)
+        {
+            if (keyboardContext == null)
+                return;
+
+            var keyCode = KeyCode.LeftShift;
+
+            // Check the caps lock state of the keyboard. If they key is shifted, check if there is a double click.
+            if (keyboardContext.capsLocked || (keyboardContext.shifted && key.timeSinceLastClick < keyboardContext.doubleClickInterval))
+                keyCode = KeyCode.CapsLock;
+
+            keyboardContext.ProcessKeyCode(keyCode);
+        }
+
+        /// <inheritdoc />
+        public override void PostprocessKey(XRKeyboard keyboardContext, XRKeyboardKey key)
+        {
+            base.PostprocessKey(keyboardContext, key);
+            RefreshKeyHighlight(keyboardContext, key);
+        }
+
+        /// <inheritdoc />
+        public override void ProcessRefreshDisplay(XRKeyboard keyboardContext, XRKeyboardKey key)
+        {
+            base.ProcessRefreshDisplay(keyboardContext, key);
+            RefreshKeyHighlight(keyboardContext, key);
+        }
+
+        protected void RefreshKeyHighlight(XRKeyboard keyboardContext, XRKeyboardKey key)
+        {
+            if (keyboardContext == null)
+                return;
+
+            var highlight = keyboardContext.capsLocked || keyboardContext.shifted;
+            key.EnableHighlight(highlight);
+        }
+    }
+}
+#endif