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