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## com.google.gwt.core.client
Class ScriptInjector

    java.lang.Object
      com.google.gwt.core.client.ScriptInjector

    public class ScriptInjector

extends java.lang.Object

Dynamically create a script tag and attach it to the DOM. Usage with script as local string:

       String scriptBody = "var foo = ...";
       ScriptInjector.fromString(scriptBody).inject();

Usage with script loaded as URL:

       ScriptInjector.fromUrl("http://example.com/foo.js").setCallback(
         new Callback() {
            public void onFailure(Exception reason) {
              Window.alert("Script load failed.");
            }
            public void onSuccess(Void result) {
              Window.alert("Script load success.");
            }
         }).inject();

Nested Class Summary
`static class` | `ScriptInjector.FromString` Builder for directly injecting a script body into the DOM.
`static class` | `ScriptInjector.FromUrl` Build an injection call for adding a script by URL.

Field Summary
`static JavaScriptObject` | `TOP_WINDOW` Returns the top level window object.

Method Summary
`static ScriptInjector.FromString` | `fromString(java.lang.String scriptBody)` Build an injection call for directly setting the script text in the DOM.
`static ScriptInjector.FromUrl` | `fromUrl(java.lang.String scriptUrl)` Build an injection call for adding a script by URL.

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Field Detail

### TOP_WINDOW

    public static final JavaScriptObject TOP_WINDOW

  Returns the top level window object. Use this to inject a script so that global variable references are available under `$wnd` in JSNI access.

  Note that if your GWT app is loaded from a different domain than the top window, you may not be able to add a script element to the top window.

Method Detail

### fromString

    public static ScriptInjector.FromString fromString(java.lang.String scriptBody)

  Build an injection call for directly setting the script text in the DOM.

  Parameters:
    `scriptBody` - the script text to be injected and immediately executed.

### fromUrl

    public static ScriptInjector.FromUrl fromUrl(java.lang.String scriptUrl)

  Build an injection call for adding a script by URL.

  Parameters:
    `scriptUrl` - URL of the JavaScript to be injected.

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