Refactor StylusEventHelper to provide onButtonPress/Release methods

This will enable an easier migration to the new M APIs for identifying
button presses from stylus / other tools.

Bug: 20430722
Change-Id: I41cfa6eff8d76bb83cf1bdaf6623ec1092ed554c

1 files changed, 25 insertions, 0 deletions

diff --git a/src/com/android/launcher3/SimpleOnStylusPressListener.java b/src/com/android/launcher3/SimpleOnStylusPressListener.java
new file mode 100644
index 000000000..6b97dcee6
--- /dev/null
+++ b/src/com/android/launcher3/SimpleOnStylusPressListener.java
@@ -0,0 +1,25 @@
+package com.android.launcher3;
+
+import android.view.MotionEvent;
+import android.view.View;
+
+import com.android.launcher3.StylusEventHelper.StylusButtonListener;
+
+/**
+ * Simple listener that performs a long click on the view after a stylus button press.
+ */
+public class SimpleOnStylusPressListener implements StylusButtonListener {
+    private View mView;
+
+    public SimpleOnStylusPressListener(View view) {
+        mView = view;
+    }
+
+    public boolean onPressed(MotionEvent event) {
+        return mView.isLongClickable() && mView.performLongClick();
+    }
+
+    public boolean onReleased(MotionEvent event) {
+        return false;
+    }
+}
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