Java AppWidgetProviderInfo类代码示例

import android.appwidget.AppWidgetProviderInfo; //导入依赖的package包/类
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;
}
 

import android.appwidget.AppWidgetProviderInfo; //导入依赖的package包/类
public boolean beginResizeIfPointInRegion(int x, int y) {
    boolean horizontalActive = (mResizeMode & AppWidgetProviderInfo.RESIZE_HORIZONTAL) != 0;
    boolean verticalActive = (mResizeMode & AppWidgetProviderInfo.RESIZE_VERTICAL) != 0;

    mLeftBorderActive = (x < mTouchTargetWidth) && horizontalActive;
    mRightBorderActive = (x > getWidth() - mTouchTargetWidth) && horizontalActive;
    mTopBorderActive = (y < mTouchTargetWidth + mTopTouchRegionAdjustment) && verticalActive;
    mBottomBorderActive = (y > getHeight() - mTouchTargetWidth + mBottomTouchRegionAdjustment)
            && verticalActive;

    boolean anyBordersActive = mLeftBorderActive || mRightBorderActive
            || mTopBorderActive || mBottomBorderActive;

    mBaselineWidth = getMeasuredWidth();
    mBaselineHeight = getMeasuredHeight();
    mBaselineX = getLeft();
    mBaselineY = getTop();

    if (anyBordersActive) {
        mLeftHandle.setAlpha(mLeftBorderActive ? 1.0f : DIMMED_HANDLE_ALPHA);
        mRightHandle.setAlpha(mRightBorderActive ? 1.0f :DIMMED_HANDLE_ALPHA);
        mTopHandle.setAlpha(mTopBorderActive ? 1.0f : DIMMED_HANDLE_ALPHA);
        mBottomHandle.setAlpha(mBottomBorderActive ? 1.0f : DIMMED_HANDLE_ALPHA);
    }
    return anyBordersActive;
}
 

import android.appwidget.AppWidgetProviderInfo; //导入依赖的package包/类
/**
 * -     * Returns a widget with category {@link AppWidgetProviderInfo#WIDGET_CATEGORY_SEARCHBOX}
 * -     * provided by the same package which is set to be global search activity.
 * -     * If widgetCategory is not supported, or no such widget is found, returns the first widget
 * -     * provided by the package.
 * -
 */
public static AppWidgetProviderInfo get(Context context) {
    SearchManager searchManager =
            (SearchManager) context.getSystemService(Context.SEARCH_SERVICE);
    ComponentName searchComponent = searchManager.getGlobalSearchActivity();
    if (searchComponent == null) return null;
    String providerPkg = searchComponent.getPackageName();

    AppWidgetProviderInfo defaultWidgetForSearchPackage = null;

    AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
    for (AppWidgetProviderInfo info : appWidgetManager.getInstalledProviders()) {
        if (info.provider.getPackageName().equals(providerPkg) && info.configure == null) {
            if ((info.widgetCategory & AppWidgetProviderInfo.WIDGET_CATEGORY_SEARCHBOX) != 0) {
                return info;
            } else if (defaultWidgetForSearchPackage == null) {
                defaultWidgetForSearchPackage = info;
            }
        }
    }
    return defaultWidgetForSearchPackage;
}
 

import android.appwidget.AppWidgetProviderInfo; //导入依赖的package包/类
private AppWidgetHostView configureWidget(Intent data) {
    // Get the selected widget information
    Bundle extras = data.getExtras();
    int appWidgetId = extras.getInt(AppWidgetManager.EXTRA_APPWIDGET_ID, -1);
    AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId);
    if (appWidgetInfo.configure != null) {
        // If the widget wants to be configured then start its configuration activity
        Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE);
        intent.setComponent(appWidgetInfo.configure);
        intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId);
        mParent.startActivityForResult(intent, REQUEST_CREATE_APPWIDGET);
    } else {
        // Otherwise simply create it
        return createWidget(data);
    }
    return null;
}
 

import android.appwidget.AppWidgetProviderInfo; //导入依赖的package包/类
public ComponentName getComponentNameFromIntent(Intent data) {
    if (data!=null) {
        Bundle extras = data.getExtras();
        if (extras!=null) {
            int appWidgetId = extras.getInt(AppWidgetManager.EXTRA_APPWIDGET_ID, -1);

            if (appWidgetId != -1) {

                AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId);
                if (appWidgetInfo != null) {
                    return appWidgetInfo.provider;
                }
            }
        }
    }
    return null;
}
 

import android.appwidget.AppWidgetProviderInfo; //导入依赖的package包/类
/**
 * Returns a widget with category {@link AppWidgetProviderInfo#WIDGET_CATEGORY_SEARCHBOX}
 * provided by the same package which is set to be global search activity.
 * If widgetCategory is not supported, or no such widget is found, returns the first widget
 * provided by the package.
 */
public static AppWidgetProviderInfo getSearchWidgetProvider(Context context) {
    SearchManager searchManager =
            (SearchManager) context.getSystemService(Context.SEARCH_SERVICE);
    ComponentName searchComponent = searchManager.getGlobalSearchActivity();
    if (searchComponent == null) return null;
    String providerPkg = searchComponent.getPackageName();

    AppWidgetProviderInfo defaultWidgetForSearchPackage = null;

    AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
    for (AppWidgetProviderInfo info : appWidgetManager.getInstalledProviders()) {
        if (info.provider.getPackageName().equals(providerPkg) && info.configure == null) {
            if ((info.widgetCategory & AppWidgetProviderInfo.WIDGET_CATEGORY_SEARCHBOX) != 0) {
                return info;
            } else if (defaultWidgetForSearchPackage == null) {
                defaultWidgetForSearchPackage = info;
            }
        }
    }
    return defaultWidgetForSearchPackage;
}
 

import android.appwidget.AppWidgetProviderInfo; //导入依赖的package包/类
@Override
public List<AppWidgetProviderInfo> getAllProviders(@Nullable PackageUserKey packageUser) {
    if (packageUser == null) {
        return super.getAllProviders(null);
    }
    return mAppWidgetManager.getInstalledProvidersForPackage(packageUser.mPackageName,
            packageUser.mUser);
}
 

import android.appwidget.AppWidgetProviderInfo; //导入依赖的package包/类
public AppWidgetProviderInfo getAppWidgetProviderInfo(Context context) {
    try {
        return (AppWidgetProviderInfo) mObject.getClass()
                .getDeclaredMethod("getAppWidgetProviderInfo", Context.class)
                .invoke(mObject, context);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}
 

import android.appwidget.AppWidgetProviderInfo; //导入依赖的package包/类
@Override
public void startConfigActivity(AppWidgetProviderInfo info, int widgetId, Activity activity,
        AppWidgetHost host, int requestCode) {
    try {
        host.startAppWidgetConfigureActivityForResult(activity, widgetId, 0, requestCode, null);
    } catch (ActivityNotFoundException | SecurityException e) {
        Toast.makeText(activity, R.string.activity_not_found, Toast.LENGTH_SHORT).show();
    }
}
 

import android.appwidget.AppWidgetProviderInfo; //导入依赖的package包/类
@Override
public LauncherAppWidgetProviderInfo findProvider(ComponentName provider, UserHandle user) {
    for (AppWidgetProviderInfo info : mAppWidgetManager
            .getInstalledProvidersForProfile(user)) {
        if (info.provider.equals(provider)) {
            return LauncherAppWidgetProviderInfo.fromProviderInfo(mContext, info);
        }
    }
    return null;
}
 

import android.appwidget.AppWidgetProviderInfo; //导入依赖的package包/类
@Override
public HashMap<ComponentKey, AppWidgetProviderInfo> getAllProvidersMap() {
    HashMap<ComponentKey, AppWidgetProviderInfo> result = new HashMap<>();
    for (UserHandle user : mUserManager.getUserProfiles()) {
        for (AppWidgetProviderInfo info :
                mAppWidgetManager.getInstalledProvidersForProfile(user)) {
            result.put(new ComponentKey(info.provider, user), info);
        }
    }
    return result;
}
 

import android.appwidget.AppWidgetProviderInfo; //导入依赖的package包/类
/**
 * @param packageUser If null, all widgets and shortcuts are updated and returned, otherwise
 *                    only widgets and shortcuts associated with the package/user are.
 */
public ArrayList<WidgetItem> update(Context context, @Nullable PackageUserKey packageUser) {

    final ArrayList<WidgetItem> widgetsAndShortcuts = new ArrayList<>();
    try {
        PackageManager pm = context.getPackageManager();
        InvariantDeviceProfile idp = LauncherAppState.getIDP(context);

        // Widgets
        AppWidgetManagerCompat widgetManager = AppWidgetManagerCompat.getInstance(context);
        for (AppWidgetProviderInfo widgetInfo : widgetManager.getAllProviders(packageUser)) {
            widgetsAndShortcuts.add(new WidgetItem(LauncherAppWidgetProviderInfo
                    .fromProviderInfo(context, widgetInfo), pm, idp));
        }

        // Shortcuts
        for (ShortcutConfigActivityInfo info : LauncherAppsCompat.getInstance(context)
                .getCustomShortcutActivityList(packageUser)) {
            widgetsAndShortcuts.add(new WidgetItem(info));
        }
        setWidgetsAndShortcuts(widgetsAndShortcuts, context, packageUser);
    } catch (Exception e) {
        if (Utilities.isBinderSizeError(e)) {
            // the returned value may be incomplete and will not be refreshed until the next
            // time Launcher starts.
            // TODO: after figuring out a repro step, introduce a dirty bit to check when
            // onResume is called to refresh the widget provider list.
        } else {
            throw e;
        }
    }
    return widgetsAndShortcuts;
}
 

import android.appwidget.AppWidgetProviderInfo; //导入依赖的package包/类
@Override
public AppWidgetProviderInfo getAppWidgetInfo() {
    AppWidgetProviderInfo info = super.getAppWidgetInfo();
    if (info != null && !(info instanceof LauncherAppWidgetProviderInfo)) {
        throw new IllegalStateException("Launcher widget must have"
                + " LauncherAppWidgetProviderInfo");
    }
    return info;
}
 

import android.appwidget.AppWidgetProviderInfo; //导入依赖的package包/类
private Advanceable getAdvanceable() {
    AppWidgetProviderInfo info = getAppWidgetInfo();
    if (info == null || info.autoAdvanceViewId == NO_ID || !mIsAttachedToWindow) {
        return null;
    }
    View v = findViewById(info.autoAdvanceViewId);
    return (v instanceof Advanceable) ? (Advanceable) v : null;
}
 

import android.appwidget.AppWidgetProviderInfo; //导入依赖的package包/类
private ArrayList<Integer> getSupportedResizeActions(View host, LauncherAppWidgetInfo info) {
    ArrayList<Integer> actions = new ArrayList<>();

    AppWidgetProviderInfo providerInfo = ((LauncherAppWidgetHostView) host).getAppWidgetInfo();
    if (providerInfo == null) {
        return actions;
    }

    CellLayout layout = (CellLayout) host.getParent().getParent();
    if ((providerInfo.resizeMode & AppWidgetProviderInfo.RESIZE_HORIZONTAL) != 0) {
        if (layout.isRegionVacant(info.cellX + info.spanX, info.cellY, 1, info.spanY) ||
                layout.isRegionVacant(info.cellX - 1, info.cellY, 1, info.spanY)) {
            actions.add(R.string.action_increase_width);
        }

        if (info.spanX > info.minSpanX && info.spanX > 1) {
            actions.add(R.string.action_decrease_width);
        }
    }

    if ((providerInfo.resizeMode & AppWidgetProviderInfo.RESIZE_VERTICAL) != 0) {
        if (layout.isRegionVacant(info.cellX, info.cellY + info.spanY, info.spanX, 1) ||
                layout.isRegionVacant(info.cellX, info.cellY - 1, info.spanX, 1)) {
            actions.add(R.string.action_increase_height);
        }

        if (info.spanY > info.minSpanY && info.spanY > 1) {
            actions.add(R.string.action_decrease_height);
        }
    }
    return actions;
}