From 089887e72a6d8aef81809e512c49cfb3e9ea1328 Mon Sep 17 00:00:00 2001
From: lfree <xh.dreamlover@gmail.com>
Date: Thu, 3 May 2018 16:31:59 +0700
Subject: [PATCH] add a null check which may cause crashing

---
 .../com/vansuita/pickimage/dialog/PickImageBaseDialog.java  | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/library/src/main/java/com/vansuita/pickimage/dialog/PickImageBaseDialog.java b/library/src/main/java/com/vansuita/pickimage/dialog/PickImageBaseDialog.java
index 67406fb..2826d74 100644
--- a/library/src/main/java/com/vansuita/pickimage/dialog/PickImageBaseDialog.java
+++ b/library/src/main/java/com/vansuita/pickimage/dialog/PickImageBaseDialog.java
@@ -97,6 +97,9 @@ private void onAttaching() {
 
         if (onPickResult == null && getActivity() instanceof IPickResult)
             onPickResult = (IPickResult) getActivity();
+
+        if (onPickCancel == null && getActivity() instanceof IPickCancel)
+            onPickCancel = (IPickCancel) getActivity();
     }
 
 
@@ -160,7 +163,8 @@ private void onBindViewListeners() {
         @Override
         public void onClick(View view) {
             if (view.getId() == R.id.cancel) {
-                onPickCancel.onCancelClick();
+                if (onPickCancel != null)
+                    onPickCancel.onCancelClick();
                 dismiss();
             } else {
                 if (view.getId() == R.id.camera) {