This book focuses on one API that has had a particularly profound impact: the Google Maps API. Since you have this book in hand, you’re probably already convinced of Google Maps’ importance. In case you need a reminder, however, visit Google Maps

Java鼠标拖放功能的实现源码，之前一个Java例子是使用系统剪贴板来交换程序间的数据，本例将利用鼠标的拖放来交换程序的数据，即所谓的鼠标拖放功能。Java 提供了java.awt.dnd 和java.awt.datatransfer 包来支持该功能。如效果截图所示。当在窗口上部的“Hello World１标签点下鼠标，并拖至窗口下部的文本框放开，则在文本框中将添加“Hello World １文本；继续上述过程，将继续添加该文本。-Realization of Java source mouse