Add Shade display position dev option

Adding new developer option which update the policy for shade location when connected to an external display

Bug: 379278693
Test: manual testing
Flag: com.android.systemui.shade_window_goes_around
Change-Id: I1d9886f76983972dc12073326a89d928af7be475

res/xml/development_settings.xml

@@ -569,6 +569,13 @@
             android:entries="@array/overlay_display_devices_entries"
             android:entryValues="@array/overlay_display_devices_values" />
 
+        <ListPreference
+            android:entries="@array/shade_display_awareness_entries"
+            android:entryValues="@array/shade_display_awareness_values"
+            android:key="shade_display_awareness"
+            android:summary="@string/summary_placeholder"
+            android:title="@string/shade_display_awareness_title" />
+
         <com.android.settings.display.DensityPreference
             android:key="density"
             android:title="@string/developer_smallest_width" />

src/com/android/settings/development/DevelopmentSettingsDashboardFragment.java

@@ -837,6 +837,7 @@ public class DevelopmentSettingsDashboardFragment extends RestrictedDashboardFra
         controllers.add(new ForceEnableNotesRolePreferenceController(context));
         controllers.add(new GrammaticalGenderPreferenceController(context));
         controllers.add(new SensitiveContentProtectionPreferenceController(context));
+        controllers.add(new ShadeDisplayAwarenessPreferenceController(context));
 
         return controllers;
     }

src/com/android/settings/development/ShadeDisplayAwarenessPreferenceController.java

@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2024 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.development;
+
+import android.content.Context;
+import android.provider.Settings;
+import android.text.TextUtils;
+
+import androidx.annotation.NonNull;
+import androidx.preference.ListPreference;
+import androidx.preference.Preference;
+
+import com.android.settings.core.PreferenceControllerMixin;
+import com.android.settingslib.R;
+import com.android.settingslib.development.DeveloperOptionsPreferenceController;
+
+public class ShadeDisplayAwarenessPreferenceController extends DeveloperOptionsPreferenceController
+        implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin,
+        RebootConfirmationDialogHost {
+
+    private static final int SHADE_DISPLAY_AWARENESS_DEFAULT = 0;
+    private static final String SHADE_DISPLAY_AWARENESS_KEY = "shade_display_awareness";
+
+    private final String[] mListValues;
+    private final String[] mListSummaries;
+
+    public ShadeDisplayAwarenessPreferenceController(Context context) {
+        super(context);
+
+        mListValues = mContext.getResources().getStringArray(
+                R.array.shade_display_awareness_values);
+        mListSummaries = mContext.getResources().getStringArray(
+                R.array.shade_display_awareness_summaries);
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return SHADE_DISPLAY_AWARENESS_KEY;
+    }
+
+    @Override
+    public boolean onPreferenceChange(@NonNull Preference preference, Object newValue) {
+        Settings.Global.putString(mContext.getContentResolver(),
+                Settings.Global.DEVELOPMENT_SHADE_DISPLAY_AWARENESS, newValue.toString());
+        updateShadeDisplayAwareness((ListPreference) mPreference);
+        return true;
+    }
+
+    @Override
+    public void updateState(Preference preference) {
+        updateShadeDisplayAwareness((ListPreference) mPreference);
+    }
+
+    private void updateShadeDisplayAwareness(ListPreference preference) {
+        String currentValue = Settings.Global.getString(mContext.getContentResolver(),
+                Settings.Global.DEVELOPMENT_SHADE_DISPLAY_AWARENESS);
+        int index = SHADE_DISPLAY_AWARENESS_DEFAULT; // Defaults to value is device-display (0)
+        for (int i = 0; i < mListValues.length; i++) {
+            if (TextUtils.equals(currentValue, mListValues[i])) {
+                index = i;
+                break;
+            }
+        }
+        preference.setValue(mListValues[index]);
+        preference.setSummary(mListSummaries[index]);
+    }
+
+    @Override
+    protected void onDeveloperOptionsSwitchDisabled() {
+        super.onDeveloperOptionsSwitchDisabled();
+        Settings.Global.putString(mContext.getContentResolver(),
+                Settings.Global.DEVELOPMENT_SHADE_DISPLAY_AWARENESS,
+                mListValues[SHADE_DISPLAY_AWARENESS_DEFAULT]);
+    }
+}