fix bug

Author: Othershe

README.md

@@ -23,7 +23,7 @@ allprojects {
 **Step 2. 添加项目依赖**
 ``` gradle
 dependencies {
-        compile 'com.github.Othershe:NiceDialog:1.1.3'
+        compile 'com.github.Othershe:NiceDialog:1.1.4'
 }
 ```
 **Step 3. 配置、展示dialog**

nicedialog/src/main/java/com/othershe/nicedialog/BaseNiceDialog.java

@@ -6,6 +6,7 @@
 import android.support.annotation.StyleRes;
 import android.support.v4.app.DialogFragment;
 import android.support.v4.app.FragmentManager;
+import android.support.v4.app.FragmentTransaction;
 import android.view.Gravity;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -162,7 +163,12 @@ public BaseNiceDialog setAnimStyle(@StyleRes int animStyle) {
     }
 
     public BaseNiceDialog show(FragmentManager manager) {
-        super.show(manager, String.valueOf(System.currentTimeMillis()));
+        FragmentTransaction ft = manager.beginTransaction();
+        if (this.isAdded()) {
+            ft.remove(this).commit();
+        }
+        ft.add(this, String.valueOf(System.currentTimeMillis()));
+        ft.commitAllowingStateLoss();
         return this;
     }
 }