Revert^2 "Fix "Free up space" not clickable issue"

4916f22ad5

Test: http://ab/I09800010279460954
Test: Build Pass
Merged-In: I36062703b7ab5c21083459616234e3a86500719b
Change-Id: Ib5d46196cf5f0326c7bb1686c609be386016f73d

src/com/android/settings/widget/CardPreference.java

@@ -0,0 +1,164 @@
+/*
+ * Copyright (C) 2019 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.widget;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.View;
+import android.widget.Button;
+
+import androidx.annotation.Nullable;
+import androidx.preference.Preference;
+import androidx.preference.PreferenceViewHolder;
+
+import com.android.settings.R;
+
+import com.google.android.material.card.MaterialCardView;
+
+import java.util.Optional;
+
+/** Preference that wrapped by {@link MaterialCardView} */
+public class CardPreference extends Preference {
+    @Nullable private View.OnClickListener mPrimaryBtnClickListener = null;
+    @Nullable private View.OnClickListener mSecondaryBtnClickListener = null;
+    @Nullable private String mPrimaryButtonText = null;
+    @Nullable private String mSecondaryButtonText = null;
+    private Optional<Button> mPrimaryButton = Optional.empty();
+    private Optional<Button> mSecondaryButton = Optional.empty();
+    private Optional<View> mButtonsGroup = Optional.empty();
+    private boolean mPrimaryButtonVisible = false;
+    private boolean mSecondaryButtonVisible = false;
+
+    public CardPreference(Context context) {
+        this(context, null /* attrs */);
+    }
+
+    public CardPreference(Context context, @Nullable AttributeSet attrs) {
+        super(context, attrs, R.attr.cardPreferenceStyle);
+    }
+
+    @Override
+    public void onBindViewHolder(PreferenceViewHolder holder) {
+        super.onBindViewHolder(holder);
+        initButtonsAndLayout(holder);
+    }
+
+    private void initButtonsAndLayout(PreferenceViewHolder holder) {
+        mPrimaryButton = Optional.ofNullable((Button) holder.findViewById(android.R.id.button1));
+        mSecondaryButton = Optional.ofNullable((Button) holder.findViewById(android.R.id.button2));
+        mButtonsGroup = Optional.ofNullable(holder.findViewById(R.id.card_preference_buttons));
+        setPrimaryButtonText(mPrimaryButtonText);
+        setPrimaryButtonClickListener(mPrimaryBtnClickListener);
+        setPrimaryButtonVisible(mPrimaryButtonVisible);
+        setSecondaryButtonText(mSecondaryButtonText);
+        setSecondaryButtonClickListener(mSecondaryBtnClickListener);
+        setSecondaryButtonVisible(mSecondaryButtonVisible);
+    }
+
+    /** Clear layout state if needed */
+    public void resetLayoutState() {
+        setPrimaryButtonVisible(false);
+        setSecondaryButtonVisible(false);
+    }
+
+    /**
+     * Register a callback to be invoked when the primary button is clicked.
+     *
+     * @param l the callback that will run
+     */
+    public void setPrimaryButtonClickListener(View.OnClickListener l) {
+        mPrimaryButton.ifPresent(button -> button.setOnClickListener(l));
+        mPrimaryBtnClickListener = l;
+    }
+
+    /**
+     * Register a callback to be invoked when the secondary button is clicked.
+     *
+     * @param l the callback that will run
+     */
+    public void setSecondaryButtonClickListener(View.OnClickListener l) {
+        mSecondaryButton.ifPresent(button -> button.setOnClickListener(l));
+        mSecondaryBtnClickListener = l;
+    }
+
+    /**
+     * Sets the text to be displayed on primary button.
+     *
+     * @param text text to be displayed
+     */
+    public void setPrimaryButtonText(String text) {
+        mPrimaryButton.ifPresent(button -> button.setText(text));
+        mPrimaryButtonText = text;
+    }
+
+    /**
+     * Sets the text to be displayed on secondary button.
+     *
+     * @param text text to be displayed
+     */
+    public void setSecondaryButtonText(String text) {
+        mSecondaryButton.ifPresent(button -> button.setText(text));
+        mSecondaryButtonText = text;
+    }
+
+    /**
+     * Set the visible on the primary button.
+     *
+     * @param visible {@code true} for visible
+     */
+    public void setPrimaryButtonVisible(boolean visible) {
+        mPrimaryButton.ifPresent(
+                button -> button.setVisibility(visible ? View.VISIBLE : View.GONE));
+        mPrimaryButtonVisible = visible;
+        updateButtonGroupsVisibility();
+    }
+
+    /**
+     * Set the visible on the secondary button.
+     *
+     * @param visible {@code true} for visible
+     */
+    public void setSecondaryButtonVisible(boolean visible) {
+        mSecondaryButton.ifPresent(
+                button -> button.setVisibility(visible ? View.VISIBLE : View.GONE));
+        mSecondaryButtonVisible = visible;
+        updateButtonGroupsVisibility();
+    }
+
+    /**
+     * Sets the text of content description on primary button.
+     *
+     * @param text text for the content description
+     */
+    public void setPrimaryButtonContentDescription(String text) {
+        mPrimaryButton.ifPresent(button -> button.setContentDescription(text));
+    }
+
+    /**
+     * Sets the text of content description on secondary button.
+     *
+     * @param text text for the content description
+     */
+    public void setSecondaryButtonContentDescription(String text) {
+        mSecondaryButton.ifPresent(button -> button.setContentDescription(text));
+    }
+
+    private void updateButtonGroupsVisibility() {
+        int visibility =
+                (mPrimaryButtonVisible || mSecondaryButtonVisible) ? View.VISIBLE : View.GONE;
+        mButtonsGroup.ifPresent(group -> group.setVisibility(visibility));
+    }
+}