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FadingTooltip

FadingTooltip

FadingTooltip

FadingTooltip

1

Having completed the design of a finite state machine in Part 1, you are ready to implement the FadingTooltip widget in JavaScript .

在第1 部分中完成了有限状态机的设计之后，就可以用 JavaScript 实现 FadingTooltip 部件了。

2

Tooltips defined with the FadingTooltip widget pop into and out of view , rather than fading in and out.

用 FadingTooltip 部件定义的工具提示会直接弹入和弹出视图，而不是淡入和淡出。

3

An alert , like shown in Figure 1 , appears immediately when the cursor passes over any of the HTML elements with FadingTooltip widgets .

当鼠标经过具有 FadingTooltip 部件的任何 HTML 元素时，立刻就会出现一个警告，如图 1 所示。

5

Consequently , you developed the FadingTooltip widget as a single self-contained JavaScript object .

因此，将 FadingTooltip 部件开发成一个自包含的 JavaScript 对象。

6

The sample application, FadingTooltip, is a more elaborate tooltip than the default built into most browsers .

样例应用程序 FadingTooltip 比内置于大多数浏览器的默认工具提示更为精致。

7

You've completed the FadingTooltip constructor , and can continue filling out its prototype .

我们已经完成了 FadingTooltip 构造方法，可以继续填充它的原型。

8

You need to construct a simple test page that creates some FadingTooltip widgets and binds them to HTML elements .

需要构造一个简单的测试页面，它创建一些 FadingTooltip 部件并将它们绑定到 HTML 元素。

9

But the handleEvent method needs a pointer to the FadingTooltip object that contains your state variables .

但是，handleEvent 方法需要一个包含状态变量的 FadingTooltip 对象的指针。

10

You must do this because the built-in this variable needs to point at a FadingTooltip object while the function executes .

必须这样做是因为，当执行函数时，内置的 this 变量需要指向 FadingTooltip 对象。

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