Implement new "Open by default" page

- Use the new MainSwitch and TopIntro widgets.
- Create VerifiedLinksPreference and LeftSideCheckBoxPreference.
- Create ProgressDialogFragment and SupportedLinksDialogFragment.
- Retrieve the links info from DomainVerificationManager.
- Allow user to change the supported links into selected links.
- Refactor the ClearDefaultsPreference.
- Move AppLaunchSettings into intentpicker directory.

Bug: 177923646
Bug: 182530528
Test: manual test
Change-Id: I935a2fdd0f62cdb8b8d3210fb2f800f682249cb7

src/com/android/settings/applications/intentpicker/LeftSideCheckBoxPreference.java

@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2021 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.settings.applications.intentpicker;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.widget.CheckBox;
+
+import androidx.preference.PreferenceViewHolder;
+
+import com.android.settings.R;
+import com.android.settingslib.widget.TwoTargetPreference;
+
+/** This preference has a check box in the left side. */
+public class LeftSideCheckBoxPreference extends TwoTargetPreference {
+    private boolean mChecked;
+    private CheckBox mCheckBox;
+
+    public LeftSideCheckBoxPreference(Context context, AttributeSet attrs,
+            int defStyleAttr, int defStyleRes) {
+        super(context, attrs, defStyleAttr, defStyleRes);
+        setLayoutResource(R.layout.preference_checkable_two_target);
+    }
+
+    public LeftSideCheckBoxPreference(Context context, AttributeSet attrs, int defStyleAttr) {
+        this(context, attrs, defStyleAttr, 0);
+    }
+
+    public LeftSideCheckBoxPreference(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public LeftSideCheckBoxPreference(Context context) {
+        this(context, /* attrs= */ null);
+    }
+
+    public LeftSideCheckBoxPreference(Context context, boolean isChecked) {
+        super(context);
+        mChecked = isChecked;
+        setLayoutResource(R.layout.preference_checkable_two_target);
+    }
+
+    @Override
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
+        mCheckBox = (CheckBox) view.findViewById(com.android.internal.R.id.checkbox);
+        if (mCheckBox != null) {
+            mCheckBox.setChecked(mChecked);
+        }
+    }
+
+    @Override
+    protected void onClick() {
+        if (mCheckBox != null) {
+            mChecked = !mChecked;
+            mCheckBox.setChecked(mChecked);
+            callChangeListener(mChecked);
+        }
+    }
+}