Fix NPE by disabling key preview popup of Emoji palette

Bug: 15579928
Change-Id: I6bcf885f2c1aa37b337a85978409ccf41e459c2a

1 files changed, 6 insertions, 6 deletions

diff --git a/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java b/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java
index bcd0cd848..9a859bfdb 100644
--- a/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java
+++ b/java/src/com/android/inputmethod/keyboard/MainKeyboardView.java
@@ -446,15 +446,15 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack
 
     @Override
     public void showKeyPreview(final Key key) {
-        // If key is invalid or IME is already closed, we must not show key preview.
-        // Trying to show key preview while root window is closed causes
-        // WindowManager.BadTokenException.
-        if (key == null) {
+        // If the key is invalid or has no key preview, we must not show key preview.
+        if (key == null || key.noKeyPreview()) {
             return;
         }
-
-        final KeyPreviewDrawParams previewParams = mKeyPreviewDrawParams;
         final Keyboard keyboard = getKeyboard();
+        if (keyboard == null) {
+            return;
+        }
+        final KeyPreviewDrawParams previewParams = mKeyPreviewDrawParams;
         if (!previewParams.isPopupEnabled()) {
             previewParams.setVisibleOffset(-keyboard.mVerticalGap);
             return;