use of com.android.launcher3.backup.BackupProtos.Widget in project Launcher3 by chislon.
the class AppsCustomizePagedView method onPackagesUpdated.
public void onPackagesUpdated(ArrayList<Object> widgetsAndShortcuts) {
LauncherAppState app = LauncherAppState.getInstance();
DeviceProfile grid = app.getDynamicGrid().getDeviceProfile();
// Get the list of widgets and shortcuts
mWidgets.clear();
for (Object o : widgetsAndShortcuts) {
if (o instanceof AppWidgetProviderInfo) {
AppWidgetProviderInfo widget = (AppWidgetProviderInfo) o;
if (!app.shouldShowAppOrWidgetProvider(widget.provider)) {
continue;
}
widget.label = widget.label.trim();
if (widget.minWidth > 0 && widget.minHeight > 0) {
// Ensure that all widgets we show can be added on a workspace of this size
int[] spanXY = Launcher.getSpanForWidget(mLauncher, widget);
int[] minSpanXY = Launcher.getMinSpanForWidget(mLauncher, widget);
int minSpanX = Math.min(spanXY[0], minSpanXY[0]);
int minSpanY = Math.min(spanXY[1], minSpanXY[1]);
if (minSpanX <= (int) grid.numColumns && minSpanY <= (int) grid.numRows) {
mWidgets.add(widget);
} else {
Log.e(TAG, "Widget " + widget.provider + " can not fit on this device (" + widget.minWidth + ", " + widget.minHeight + ")");
}
} else {
Log.e(TAG, "Widget " + widget.provider + " has invalid dimensions (" + widget.minWidth + ", " + widget.minHeight + ")");
}
} else {
// just add shortcuts
mWidgets.add(o);
}
}
updatePageCountsAndInvalidateData();
}
use of com.android.launcher3.backup.BackupProtos.Widget in project Launcher3 by chislon.
the class DecoderRing method main.
public static void main(String[] args) throws Exception {
File source = null;
Class type = Key.class;
int skip = 0;
for (int i = 0; i < args.length; i++) {
if ("-k".equals(args[i])) {
type = Key.class;
} else if ("-f".equals(args[i])) {
type = Favorite.class;
} else if ("-j".equals(args[i])) {
type = Journal.class;
} else if ("-i".equals(args[i])) {
type = Resource.class;
} else if ("-s".equals(args[i])) {
type = Screen.class;
} else if ("-w".equals(args[i])) {
type = Widget.class;
} else if ("-S".equals(args[i])) {
if ((i + 1) < args.length) {
skip = Integer.valueOf(args[++i]);
} else {
usage(args);
}
} else if (args[i] != null && !args[i].startsWith("-")) {
source = new File(args[i]);
} else {
System.err.println("Unsupported flag: " + args[i]);
usage(args);
}
}
// read in the bytes
ByteArrayOutputStream byteStream = new ByteArrayOutputStream();
BufferedInputStream input = null;
if (source == null) {
input = new BufferedInputStream(System.in);
} else {
try {
input = new BufferedInputStream(new FileInputStream(source));
} catch (FileNotFoundException e) {
System.err.println("failed to open file: " + source + ", " + e);
System.exit(1);
}
}
byte[] buffer = new byte[1024];
try {
while (input.available() > 0) {
int n = input.read(buffer);
int offset = 0;
if (skip > 0) {
offset = Math.min(skip, n);
n -= offset;
skip -= offset;
}
if (n > 0) {
byteStream.write(buffer, offset, n);
}
}
} catch (IOException e) {
System.err.println("failed to read input: " + e);
System.exit(1);
}
System.err.println("read this many bytes: " + byteStream.size());
MessageNano proto = null;
if (type == Key.class) {
Key key = new Key();
try {
key = Key.parseFrom(byteStream.toByteArray());
} catch (InvalidProtocolBufferNanoException e) {
System.err.println("failed to parse proto: " + e);
System.exit(1);
}
// keys are self-checked
if (key.checksum != checkKey(key)) {
System.err.println("key ckecksum failed");
System.exit(1);
}
proto = key;
} else {
// other types are wrapped in a checksum message
CheckedMessage wrapper = new CheckedMessage();
try {
MessageNano.mergeFrom(wrapper, byteStream.toByteArray());
} catch (InvalidProtocolBufferNanoException e) {
System.err.println("failed to parse wrapper: " + e);
System.exit(1);
}
CRC32 checksum = new CRC32();
checksum.update(wrapper.payload);
if (wrapper.checksum != checksum.getValue()) {
System.err.println("wrapper ckecksum failed");
System.exit(1);
}
// decode the actual message
proto = (MessageNano) type.newInstance();
try {
MessageNano.mergeFrom(proto, wrapper.payload);
} catch (InvalidProtocolBufferNanoException e) {
System.err.println("failed to parse proto: " + e);
System.exit(1);
}
}
// Generic string output
System.out.println(proto.toString());
// save off the icon bits in a file for inspection
if (proto instanceof Resource) {
Resource icon = (Resource) proto;
final String path = "icon.webp";
FileOutputStream iconFile = new FileOutputStream(path);
iconFile.write(icon.data);
iconFile.close();
System.err.println("wrote " + path);
}
// save off the widget icon and preview bits in files for inspection
if (proto instanceof Widget) {
Widget widget = (Widget) proto;
if (widget.icon != null) {
final String path = "widget_icon.webp";
FileOutputStream iconFile = new FileOutputStream(path);
iconFile.write(widget.icon.data);
iconFile.close();
System.err.println("wrote " + path);
}
if (widget.preview != null) {
final String path = "widget_preview.webp";
FileOutputStream iconFile = new FileOutputStream(path);
iconFile.write(widget.preview.data);
iconFile.close();
System.err.println("wrote " + path);
}
}
// success
System.exit(0);
}
use of com.android.launcher3.backup.BackupProtos.Widget in project Launcher3 by chislon.
the class LauncherBackupHelper method unpackWidget.
/** Deserialize a widget from persistence, after verifying checksum wrapper. */
private Widget unpackWidget(byte[] buffer, int offset, int dataSize) throws InvalidProtocolBufferNanoException {
Widget widget = new Widget();
MessageNano.mergeFrom(widget, readCheckedBytes(buffer, offset, dataSize));
return widget;
}
use of com.android.launcher3.backup.BackupProtos.Widget in project Launcher3 by chislon.
the class LauncherBackupHelper method packWidget.
/** Serialize a widget for persistence, including a checksum wrapper. */
private byte[] packWidget(int dpi, WidgetPreviewLoader previewLoader, IconCache iconCache, ComponentName provider) {
final AppWidgetProviderInfo info = findAppWidgetProviderInfo(provider);
Widget widget = new Widget();
widget.provider = provider.flattenToShortString();
widget.label = info.label;
widget.configure = info.configure != null;
if (info.icon != 0) {
widget.icon = new Resource();
Drawable fullResIcon = iconCache.getFullResIcon(provider.getPackageName(), info.icon);
Bitmap icon = Utilities.createIconBitmap(fullResIcon, mContext);
ByteArrayOutputStream os = new ByteArrayOutputStream();
if (icon.compress(IMAGE_FORMAT, IMAGE_COMPRESSION_QUALITY, os)) {
widget.icon.data = os.toByteArray();
widget.icon.dpi = dpi;
}
}
if (info.previewImage != 0) {
widget.preview = new Resource();
Bitmap preview = previewLoader.generateWidgetPreview(info, null);
ByteArrayOutputStream os = new ByteArrayOutputStream();
if (preview.compress(IMAGE_FORMAT, IMAGE_COMPRESSION_QUALITY, os)) {
widget.preview.data = os.toByteArray();
widget.preview.dpi = dpi;
}
}
return writeCheckedBytes(widget);
}
Aggregations