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package com.android.launcher3;
import android.appwidget.AppWidgetHostView;
import android.appwidget.AppWidgetProviderInfo;
import android.content.ComponentName;
import android.content.Context;
import android.content.pm.PackageManager;
import android.graphics.Point;
import android.graphics.Rect;
import android.os.Parcel;
import android.os.UserHandle;
import com.android.launcher3.icons.ComponentWithLabel;
/**
* This class is a thin wrapper around the framework AppWidgetProviderInfo class. This class affords
* a common object for describing both framework provided AppWidgets as well as custom widgets
* (who's implementation is owned by the launcher). This object represents a widget type / class,
* as opposed to a widget instance, and so should not be confused with {@link LauncherAppWidgetInfo}
*/
public class LauncherAppWidgetProviderInfo extends AppWidgetProviderInfo
implements ComponentWithLabel {
public static final String CLS_CUSTOM_WIDGET_PREFIX = "#custom-widget-";
public int spanX;
public int spanY;
public int minSpanX;
public int minSpanY;
public static LauncherAppWidgetProviderInfo fromProviderInfo(Context context,
AppWidgetProviderInfo info) {
final LauncherAppWidgetProviderInfo launcherInfo;
if (info instanceof LauncherAppWidgetProviderInfo) {
launcherInfo = (LauncherAppWidgetProviderInfo) info;
} else {
// In lieu of a public super copy constructor, we first write the AppWidgetProviderInfo
// into a parcel, and then construct a new LauncherAppWidgetProvider info from the
// associated super parcel constructor. This allows us to copy non-public members without
// using reflection.
Parcel p = Parcel.obtain();
info.writeToParcel(p, 0);
p.setDataPosition(0);
launcherInfo = new LauncherAppWidgetProviderInfo(p);
p.recycle();
}
launcherInfo.initSpans(context);
return launcherInfo;
}
protected LauncherAppWidgetProviderInfo() {}
protected LauncherAppWidgetProviderInfo(Parcel in) {
super(in);
}
public void initSpans(Context context) {
InvariantDeviceProfile idp = LauncherAppState.getIDP(context);
Point landCellSize = idp.landscapeProfile.getCellSize();
Point portCellSize = idp.portraitProfile.getCellSize();
// Always assume we're working with the smallest span to make sure we
// reserve enough space in both orientations.
float smallestCellWidth = Math.min(landCellSize.x, portCellSize.x);
float smallestCellHeight = Math.min(landCellSize.y, portCellSize.y);
// We want to account for the extra amount of padding that we are adding to the widget
// to ensure that it gets the full amount of space that it has requested.
Rect widgetPadding = AppWidgetHostView.getDefaultPaddingForWidget(
context, provider, null);
spanX = Math.max(1, (int) Math.ceil(
(minWidth + widgetPadding.left + widgetPadding.right) / smallestCellWidth));
spanY = Math.max(1, (int) Math.ceil(
(minHeight + widgetPadding.top + widgetPadding.bottom) / smallestCellHeight));
minSpanX = Math.max(1, (int) Math.ceil(
(minResizeWidth + widgetPadding.left + widgetPadding.right) / smallestCellWidth));
minSpanY = Math.max(1, (int) Math.ceil(
(minResizeHeight + widgetPadding.top + widgetPadding.bottom) / smallestCellHeight));
}
public String getLabel(PackageManager packageManager) {
return super.loadLabel(packageManager);
}
public Point getMinSpans() {
return new Point((resizeMode & RESIZE_HORIZONTAL) != 0 ? minSpanX : -1,
(resizeMode & RESIZE_VERTICAL) != 0 ? minSpanY : -1);
}
public boolean isCustomWidget() {
return provider.getClassName().startsWith(CLS_CUSTOM_WIDGET_PREFIX);
}
public int getWidgetFeatures() {
if (Utilities.ATLEAST_P) {
return widgetFeatures;
} else {
return 0;
}
}
@Override
public final ComponentName getComponent() {
return provider;
}
@Override
public final UserHandle getUser() {
return getProfile();
}
}
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