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public interface AppletStub
When an applet is first created, an applet stub is attached to it using the applet'ssetStub
method. This stub serves as the interface between the applet and the browser environment or applet viewer environment in which the application is running.- Since:
- JDK1.0
- See Also:
Applet.setStub(java.applet.AppletStub)
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Method Summary
Methods Modifier and Type Method and Description void
appletResize(int width, int height)
Called when the applet wants to be resized.AppletContext
getAppletContext()
Returns the applet's context.URL
getCodeBase()
Gets the base URL.URL
getDocumentBase()
Gets the URL of the document in which the applet is embedded.String
getParameter(String name)
Returns the value of the named parameter in the HTML tag.boolean
isActive()
Determines if the applet is active.
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Method Detail
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isActive
boolean isActive()
Determines if the applet is active. An applet is active just before itsstart
method is called. It becomes inactive just before itsstop
method is called.- Returns:
true
if the applet is active;false
otherwise.
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getDocumentBase
URL getDocumentBase()
Gets the URL of the document in which the applet is embedded. For example, suppose an applet is contained within the document:
The document base is:http://java.sun.com/products/jdk/1.2/index.html
http://java.sun.com/products/jdk/1.2/index.html
- Returns:
- the
URL
of the document that contains the applet. - See Also:
getCodeBase()
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getCodeBase
URL getCodeBase()
Gets the base URL. This is the URL of the directory which contains the applet.- Returns:
- the base
URL
of the directory which contains the applet. - See Also:
getDocumentBase()
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getParameter
String getParameter(String name)
Returns the value of the named parameter in the HTML tag. For example, if an applet is specified as<applet code="Clock" width=50 height=50> <param name=Color value="blue"> </applet>
then a call to
getParameter("Color")
returns the value"blue"
.- Parameters:
name
- a parameter name.- Returns:
- the value of the named parameter, or null if not set.
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getAppletContext
AppletContext getAppletContext()
Returns the applet's context.- Returns:
- the applet's context.
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appletResize
void appletResize(int width, int height)
Called when the applet wants to be resized.- Parameters:
width
- the new requested width for the applet.height
- the new requested height for the applet.
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