Merge pull request #441 from AChep/master

Init the dialog preferences correctly

library/src/main/java/com/afollestad/materialdialogs/prefs/MaterialEditTextPreference.java

@@ -5,6 +5,7 @@ import android.content.Context;
 import android.os.Build;
 import android.os.Bundle;
 import android.preference.EditTextPreference;
+import android.preference.PreferenceManager;
 import android.support.annotation.NonNull;
 import android.util.AttributeSet;
 import android.view.LayoutInflater;
@@ -24,6 +25,9 @@ import com.afollestad.materialdialogs.R;
 import com.afollestad.materialdialogs.internal.MDTintHelper;
 import com.afollestad.materialdialogs.util.DialogUtils;
 
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+
 /**
  * @author Aidan Follestad (afollestad)
  */
@@ -95,6 +99,17 @@ public class MaterialEditTextPreference extends EditTextPreference {
         }
         mBuilder.customView(layout, false);
 
+        PreferenceManager pm = getPreferenceManager();
+        try {
+            Method method = pm.getClass().getDeclaredMethod(
+                    "registerOnActivityDestroyListener",
+                    PreferenceManager.OnActivityDestroyListener.class);
+            method.setAccessible(true);
+            method.invoke(pm, this);
+        } catch (NoSuchMethodException | InvocationTargetException | IllegalAccessException e) {
+            e.printStackTrace();
+        }
+
         mDialog = mBuilder.build();
         if (state != null)
             mDialog.onRestoreInstanceState(state);

library/src/main/java/com/afollestad/materialdialogs/prefs/MaterialListPreference.java

@@ -6,12 +6,16 @@ import android.content.DialogInterface;
 import android.os.Build;
 import android.os.Bundle;
 import android.preference.ListPreference;
+import android.preference.PreferenceManager;
 import android.text.TextUtils;
 import android.util.AttributeSet;
 import android.view.View;
 
 import com.afollestad.materialdialogs.MaterialDialog;
 
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+
 /**
  * @author Marc Holder Kluver (marchold), Aidan Follestad (afollestad)
  */
@@ -84,7 +88,21 @@ public class MaterialListPreference extends ListPreference {
             builder.content(getDialogMessage());
         }
 
-        mDialog = builder.show();
+        PreferenceManager pm = getPreferenceManager();
+        try {
+            Method method = pm.getClass().getDeclaredMethod(
+                    "registerOnActivityDestroyListener",
+                    PreferenceManager.OnActivityDestroyListener.class);
+            method.setAccessible(true);
+            method.invoke(pm, this);
+        } catch (NoSuchMethodException | InvocationTargetException | IllegalAccessException e) {
+            e.printStackTrace();
+        }
+
+        mDialog = builder.build();
+        if (state != null)
+            mDialog.onRestoreInstanceState(state);
+        mDialog.show();
     }
 
     @Override

library/src/main/java/com/afollestad/materialdialogs/prefs/MaterialMultiSelectListPreference.java

@@ -7,11 +7,14 @@ import android.content.DialogInterface;
 import android.os.Build;
 import android.os.Bundle;
 import android.preference.MultiSelectListPreference;
+import android.preference.PreferenceManager;
 import android.util.AttributeSet;
 import android.view.View;
 
 import com.afollestad.materialdialogs.MaterialDialog;
 
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
 import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.List;
@@ -94,6 +97,20 @@ public class MaterialMultiSelectListPreference extends MultiSelectListPreference
             builder.content(getDialogMessage());
         }
 
-        mDialog = builder.show();
+        PreferenceManager pm = getPreferenceManager();
+        try {
+            Method method = pm.getClass().getDeclaredMethod(
+                    "registerOnActivityDestroyListener",
+                    PreferenceManager.OnActivityDestroyListener.class);
+            method.setAccessible(true);
+            method.invoke(pm, this);
+        } catch (NoSuchMethodException | InvocationTargetException | IllegalAccessException e) {
+            e.printStackTrace();
+        }
+
+        mDialog = builder.build();
+        if (state != null)
+            mDialog.onRestoreInstanceState(state);
+        mDialog.show();
     }
 }