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Commit 7f846d20 authored by LuK1337's avatar LuK1337 Committed by Bruno Martins
Browse files

Save user preferred resolution into persistent data store 

Test: On device supporting multiple resolutions, switch resolution in
      settings then reboot, observe that now selected resolution
      persists across reboots.
Change-Id: I1fc1ded16920df7bc5a6bfab087224f39ee5f54c
parent 2f3eb016

services/core/java/com/android/server/display/PersistentDataStore.java

+21 −0
Original line number Diff line number Diff line
@@ -115,6 +115,11 @@ final class PersistentDataStore { 
    private static final String TAG_STABLE_DISPLAY_HEIGHT = "stable-display-height";

    private static final String TAG_STABLE_DISPLAY_WIDTH = "stable-display-width";



    private static final String TAG_USER_PREFERRED_RESOLUTION_HEIGHT =

            "user-preferred-resolution-height";

    private static final String TAG_USER_PREFERRED_RESOLUTION_WIDTH =

            "user-preferred-resolution-width";



    private static final String TAG_BRIGHTNESS_CONFIGURATIONS = "brightness-configurations";

    private static final String TAG_BRIGHTNESS_CONFIGURATION = "brightness-configuration";

    private static final String ATTR_USER_SERIAL = "user-serial";
@@ -696,6 +701,14 @@ final class PersistentDataStore { 
                    case TAG_BRIGHTNESS_CONFIGURATIONS:

                        mDisplayBrightnessConfigurations.loadFromXml(parser);

                        break;

                    case TAG_USER_PREFERRED_RESOLUTION_HEIGHT:

                        String height = parser.nextText();

                        mHeight = Integer.parseInt(height);

                        break;

                    case TAG_USER_PREFERRED_RESOLUTION_WIDTH:

                        String width = parser.nextText();

                        mWidth = Integer.parseInt(width);

                        break;

                }

            }

        }
@@ -712,6 +725,14 @@ final class PersistentDataStore { 
            serializer.startTag(null, TAG_BRIGHTNESS_CONFIGURATIONS);

            mDisplayBrightnessConfigurations.saveToXml(serializer);

            serializer.endTag(null, TAG_BRIGHTNESS_CONFIGURATIONS);



            serializer.startTag(null, TAG_USER_PREFERRED_RESOLUTION_HEIGHT);

            serializer.text(Integer.toString(mHeight));

            serializer.endTag(null, TAG_USER_PREFERRED_RESOLUTION_HEIGHT);



            serializer.startTag(null, TAG_USER_PREFERRED_RESOLUTION_WIDTH);

            serializer.text(Integer.toString(mWidth));

            serializer.endTag(null, TAG_USER_PREFERRED_RESOLUTION_WIDTH);

        }



        public void dump(final PrintWriter pw, final String prefix) {