Tài liệu Introduction to Java: 14 And Then There Were Applets doc

... void stop () { if (audio1 != null) audio1.stop(); if (audio2 != null) audio2.stop(); 14. 2 AUDIOCLIP INTERFACE 479 10 July 2002 22:23 480 CHAPTER 14: AND THEN THERE WERE APPLETS Example 14 2: ... CHAPTER 14: AND THEN THERE WERE APPLETS try { URL u = new URL (getDocumentBase(), (String) file); getAppletContext().showDocument (u, "_blank"); } catch (Exception e...

Ngày tải lên: 21/01/2014, 06:20

... default Toolkit cannot be initialized or if you try to create a FileDialog within Netscape Navigator (since that program does not permit local file system access). When an AWTError is thrown and not ... caught, it will eventually propagate to the top level of the system. 13.3.1 AWTError Method Constructor public AWTError (String message) The sole constructor creates an AWTError with a de...

Ngày tải lên: 21/01/2014, 06:20

... usable constructor. To get a Toolkit object, ask for your environment’s default toolkit by calling the static method getDefaultToolkit() or call Component.getToolkit() to get the toolkit of a component. ... created, and the threads go into infinite loops for screen main- tenance and event handling. Pseudo -Constructors public static synchronized Toolkit getDefaultToolkit () The getDefa...

Ngày tải lên: 21/01/2014, 06:20

... BSD-based UNIX to System V Release 4–based UNIX , from OpenWindows to Motif, from PC to UNIX to Macintosh (or some combination thereof), and between various other alternatives, too numerous to mention. ... and passes it along to a handler to process the event. If nobody wants to handle the event, the system ignores it. Unlike some windowing environments, you do not have t...

Ngày tải lên: 14/12/2013, 12:15

... encrypting. – Authentication : How are you sure you’re talking to the right person? To architect and deploy a VPN, we need to understand how to apply these three tools. These concepts are easy to grasp ... (PGP) and trading keys with people that we may need to communicate with in a secure manner. PGP is easy, widespread, and free -to- low cost. There is no excuse for...

Ngày tải lên: 17/01/2014, 07:20

... Introduction to Oracle: SQL and PL/SQL Using Procedure Builder Volume One S Participant Guide Edition 1.1 M03989 T1001E11

Ngày tải lên: 17/01/2014, 09:20

... Introduction to Oracle: SQL and PL/SQL Using Procedure Builder Volume Two S Participant Guide Edition 1.1 M03990 T1001E11

Ngày tải lên: 17/01/2014, 09:20

... set to 0. If bits is too large (greater than 8), size is too large (greater than 2 bits ), or the red, green, and blue arrays are too small to hold the map, the run-time exception ArrayIndexOutOfBoundsException ... bits is too large (greater than 8), size is too large (greater than 2 bits ), or the red, green, blue, and alpha arrays are too small to hold the map, the run-time except...

Ngày tải lên: 21/01/2014, 06:20

... method, which is called in response to a button click. We check which button the user clicked; if the user clicked the Copy button, we read the text field tf and use it to create a new StringSelection named ... Reading and Writing the Clipboard One feature that was missing from Java 1.0 was the ability to access the system clip- board. It was impossible to cut and paste data from...

Ngày tải lên: 21/01/2014, 06:20

... constructor directly, you need some other way of getting a print job to work with. The proper way to get an instance of PrintJob is to ask the Toolkit, which is described in Chapter 15, Toolkit and ... Through PrintJob, you have access to properties like page size and resolution. 17.2.1 Constructor and Pseudo -Constructor public PrintJob () ★ The PrintJob() constructor is public...

Ngày tải lên: 21/01/2014, 06:20