1 files changed, 81 insertions, 0 deletions
diff --git a/srcs/juloo.keyboard2/VibratorCompat.java b/srcs/juloo.keyboard2/VibratorCompat.java
new file mode 100644
index 0000000..99ff5f5
--- /dev/null
+++ b/srcs/juloo.keyboard2/VibratorCompat.java
@@ -0,0 +1,81 @@
+package juloo.keyboard2;
+
+import android.content.Context;
+import android.os.Build.VERSION;
+import android.os.Vibrator;
+import android.view.HapticFeedbackConstants;
+import android.view.View;
+
+public final class VibratorCompat
+{
+  public static void vibrate(View v, VibrationBehavior b)
+  {
+    switch (b)
+    {
+      case DISABLED:
+        break;
+      case SYSTEM:
+        if (VERSION.SDK_INT >= 8)
+          v.performHapticFeedback(HapticFeedbackConstants.KEYBOARD_TAP,
+              HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING);
+        break;
+      case STRONG:
+        vibrator_vibrate(v, 50);
+        break;
+      case MEDIUM:
+        vibrator_vibrate(v, 20);
+        break;
+      case LIGHT:
+        vibrator_vibrate(v, 10);
+        break;
+    }
+  }
+
+  /** Use the older [Vibrator] when the newer API is not available or the user
+      wants more control. */
+  static void vibrator_vibrate(View v, int duration)
+  {
+    try
+    {
+      get_vibrator(v).vibrate(duration);
+    }
+    catch (Exception e) {}
+  }
+
+  static Vibrator vibrator_service = null;
+
+  static Vibrator get_vibrator(View v)
+  {
+    if (vibrator_service == null)
+    {
+      vibrator_service =
+        (Vibrator)v.getContext().getSystemService(Context.VIBRATOR_SERVICE);
+    }
+    return vibrator_service;
+  }
+
+  public static enum VibrationBehavior
+  {
+    DISABLED,
+    SYSTEM,
+    STRONG,
+    MEDIUM,
+    LIGHT;
+
+    VibrationBehavior() {}
+
+    /** Defaults [SYSTEM] for unrecognized strings. */
+    public static VibrationBehavior of_string(String s)
+    {
+      switch (s)
+      {
+        case "disabled": return DISABLED;
+        case "system": return SYSTEM;
+        case "strong": return STRONG;
+        case "medium": return MEDIUM;
+        case "light": return LIGHT;
+        default: return SYSTEM;
+      }
+    }
+  }
+}