Merge "Preparation task for Settings Fragment Migration"

1 files changed, 129 insertions, 0 deletions

diff --git a/packages/SettingsLib/src/com/android/settingslib/CustomDialogPreferenceCompat.java b/packages/SettingsLib/src/com/android/settingslib/CustomDialogPreferenceCompat.java
new file mode 100644
index 000000000000..6ac9d4e21f40
--- /dev/null
+++ b/packages/SettingsLib/src/com/android/settingslib/CustomDialogPreferenceCompat.java
@@ -0,0 +1,129 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.settingslib;
+
+import android.app.Dialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.os.Bundle;
+import android.util.AttributeSet;
+import android.view.View;
+
+import androidx.appcompat.app.AlertDialog;
+import androidx.preference.DialogPreference;
+import androidx.preference.PreferenceDialogFragmentCompat;
+
+public class CustomDialogPreferenceCompat extends DialogPreference {
+
+    private CustomPreferenceDialogFragment mFragment;
+    private DialogInterface.OnShowListener mOnShowListener;
+
+    public CustomDialogPreferenceCompat(Context context, AttributeSet attrs, int defStyleAttr,
+            int defStyleRes) {
+        super(context, attrs, defStyleAttr, defStyleRes);
+    }
+
+    public CustomDialogPreferenceCompat(Context context, AttributeSet attrs, int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+    }
+
+    public CustomDialogPreferenceCompat(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    public CustomDialogPreferenceCompat(Context context) {
+        super(context);
+    }
+
+    public boolean isDialogOpen() {
+        return getDialog() != null && getDialog().isShowing();
+    }
+
+    public Dialog getDialog() {
+        return mFragment != null ? mFragment.getDialog() : null;
+    }
+
+    public void setOnShowListener(DialogInterface.OnShowListener listner) {
+        mOnShowListener = listner;
+    }
+
+    protected void onPrepareDialogBuilder(AlertDialog.Builder builder,
+            DialogInterface.OnClickListener listener) {
+    }
+
+    protected void onDialogClosed(boolean positiveResult) {
+    }
+
+    protected void onClick(DialogInterface dialog, int which) {
+    }
+
+    protected void onBindDialogView(View view) {
+    }
+
+    private void setFragment(CustomPreferenceDialogFragment fragment) {
+        mFragment = fragment;
+    }
+
+    private DialogInterface.OnShowListener getOnShowListener() {
+        return mOnShowListener;
+    }
+
+    public static class CustomPreferenceDialogFragment extends PreferenceDialogFragmentCompat {
+
+        public static CustomPreferenceDialogFragment newInstance(String key) {
+            final CustomPreferenceDialogFragment fragment = new CustomPreferenceDialogFragment();
+            final Bundle b = new Bundle(1);
+            b.putString(ARG_KEY, key);
+            fragment.setArguments(b);
+            return fragment;
+        }
+
+        private CustomDialogPreferenceCompat getCustomizablePreference() {
+            return (CustomDialogPreferenceCompat) getPreference();
+        }
+
+        @Override
+        protected void onPrepareDialogBuilder(AlertDialog.Builder builder) {
+            super.onPrepareDialogBuilder(builder);
+            getCustomizablePreference().setFragment(this);
+            getCustomizablePreference().onPrepareDialogBuilder(builder, this);
+        }
+
+        @Override
+        public void onDialogClosed(boolean positiveResult) {
+            getCustomizablePreference().onDialogClosed(positiveResult);
+        }
+
+        @Override
+        protected void onBindDialogView(View view) {
+            super.onBindDialogView(view);
+            getCustomizablePreference().onBindDialogView(view);
+        }
+
+        @Override
+        public Dialog onCreateDialog(Bundle savedInstanceState) {
+            final Dialog dialog = super.onCreateDialog(savedInstanceState);
+            dialog.setOnShowListener(getCustomizablePreference().getOnShowListener());
+            return dialog;
+        }
+
+        @Override
+        public void onClick(DialogInterface dialog, int which) {
+            super.onClick(dialog, which);
+            getCustomizablePreference().onClick(dialog, which);
+        }
+    }
+}