org.ioc.commons.impl.android.ui.HasVisibilityWrapper Maven / Gradle / Ivy

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package org.ioc.commons.impl.android.ui;

import org.ioc.commons.ui.HasStorage;
import org.ioc.commons.ui.HasVisibility;

import android.view.MenuItem;
import android.view.View;

public class HasVisibilityWrapper implements HasVisibility {

	public static final int DEFAULT_INVISIBLE_MODE = View.GONE;
	private final View wrappedView;
	private final MenuItem wrappedMenu;
	private final int invisibleMode;

	private HasVisibilityWrapper(View wrapped, int invisibleMode) {
		this.wrappedView = wrapped;
		this.wrappedMenu = null;
		this.invisibleMode = invisibleMode;
	}

	private HasVisibilityWrapper(MenuItem wrapped) {
		this.wrappedMenu = wrapped;
		this.wrappedView = null;
		this.invisibleMode = DEFAULT_INVISIBLE_MODE;
	}

	@Override
	public void setVisible(boolean visible) {
		if (this.wrappedView != null) {
			this.wrappedView.setVisibility(visible ? View.VISIBLE : this.invisibleMode);
		} else if (this.wrappedMenu != null) {
			this.wrappedMenu.setVisible(visible);
		}
	}

	@Override
	public boolean isVisible() {
		return this.wrappedView != null ? this.wrappedView.getVisibility() == View.VISIBLE : this.wrappedMenu
				.isVisible();
	}

	public static HasVisibility from(View view) {
		return from(view, DEFAULT_INVISIBLE_MODE);
	}

	public static HasVisibility from(View view, int invisibleMode) {
		return new HasVisibilityWrapper(view, invisibleMode);
	}

	public static HasVisibility from(View view, HasStorage cache) {
		return from(view, DEFAULT_INVISIBLE_MODE, cache);
	}

	public static HasVisibility from(View view, int invisibleMode, HasStorage cache) {
		Object cached = cache.retrieve(view);
		HasVisibility hasVisibility = (cached instanceof HasVisibility) ? (HasVisibility) cached : null;
		if (hasVisibility == null) {
			hasVisibility = new HasVisibilityWrapper(view, invisibleMode);
			cache.store(view, hasVisibility);
		}

		return hasVisibility;
	}

	public static HasVisibility from(MenuItem item) {
		return new HasVisibilityWrapper(item);
	}

	public static HasVisibility from(MenuItem item, HasStorage cache) {
		Object cached = cache.retrieve(item);
		HasVisibility hasVisibility = (cached instanceof HasVisibility) ? (HasVisibility) cached : null;
		if (hasVisibility == null) {
			hasVisibility = new HasVisibilityWrapper(item);
			cache.store(item, hasVisibility);
		}

		return hasVisibility;
	}

	/**
	 * Helpful method for setting an visible property on several components at
	 * the same time.
	 * 
	 * @param visible
	 * @param viewArray
	 */
	public static void setVisible(boolean visible, View... viewArray) {
		setVisible(visible, DEFAULT_INVISIBLE_MODE, viewArray);
	}

	/**
	 * Helpful method for setting an visible property on several components at
	 * the same time.
	 * 
	 * @param visible
	 * @param invisibleMode
	 *            Style for invisible such as {@link View#INVISIBLE} or
	 *            {@link View#GONE}
	 * @param viewArray
	 */
	public static void setVisible(boolean visible, int invisibleMode, View... viewArray) {
		if (viewArray != null) {
			for (View view : viewArray) {
				view.setVisibility(visible ? View.VISIBLE : invisibleMode);
			}
		}

	}

	public static void setVisible(boolean visible, MenuItem... menuItemArray) {
		if (menuItemArray != null) {
			for (MenuItem menuItem : menuItemArray) {
				menuItem.setVisible(visible);
			}
		}

	}

}