Tài liệu Introduction to Java: 15 Toolkit and Peers ppt
Tài liệu Introduction to Java: 15 Toolkit and Peers ppt
... of Toolkit are called for you by the system.
489
10 July 2002 22:23
490 CHAPTER 15: TOOLKIT AND PEERS
15. 1.1 Toolkit Methods
Constructors
public Toolkit( ) — cannot be called by user
Because Toolkit ... usable constructor. To get a
Toolkit object, ask for your environment’s default toolkit by calling the static
method getDefaultToolkit() or call Component.getToolkit() t...
Tài liệu Introduction to Java: 1-Abstract Window Toolkit Overview doc
... 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. ... scrollbars on different platforms.
Peers are described in Chapter 15, Toolkit and Peers. However, you rarely need to
worr y about them; interaction between a Java prog...
Tài liệu Introduction to Java:13 AWT Exceptions and Errors pptx
... 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...
Tài liệu Introduction to Java: 14 And Then There Were Applets doc
... a Vector of AudioStreams) as its sole parameter. The construc-
tor converts the sequence of audio streams into a single stream to be played in
order. An example follows:
Vector v = new Vector ... an
InputStream lets you move back and forth (rewind and fast forward) within an
audio file, in addition to playing the audio data from start to finish.
Constructors
public AudioStream (InputS...
Tài liệu Introduction to AutoCAD 2009 2D and 3D Design- P1 pdf
... Modify tools 91
Introduction 92
The Copy tool 92
The Mirror tool 94
The O set tool 96
The Array tool 97
The Move tool 101
The Rotate tool 102
The Scale tool 103
The Trim tool 104
The Stretch tool ... 33
The Erase tool 35
Undo and Redo tools 37
Drawing with the Polyline tool 38
Exercises 44
Chapter 3 Draw tools, Object Snap and Dynamic Input 47
Introduction 48
The Arc tool 49
The Elli...
Tài liệu Introduction to AutoCAD 2009 2D and 3D Design- P2 pptx
... relation to other objects already on screen. With Object Snaps , objects
can be added to the endpoints and midpoints, to intersections of objects,
to centres and quadrants of circles and so on. ... a tool name at the keyboard;
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Introduction to AutoCad 2009
CHAPTER 3
58
3. by selecting the tool’s...
Tài liệu Introduction to AutoCAD 2009 2D and 3D Design- P3 ppt
... watermark.
Introduction to AutoCad 2009
CHAPTER 5
100
3. Click the Select objects button of the dialog and window the drawing.
The dialog returns to screen. Click the Pick center point button ( Fig.
5.21 ... Pick Center point button
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Introduction to AutoCad 2009
CHAPTER 5
92
Introduction
The Modif...
Tài liệu Introduction to AutoCAD 2009 2D and 3D Design- P4 ppt
... AutoCad 2009
CHAPTER 9
174
T h e Purge tool
The Purge tool can be called by entering pu at the command line or from
the Tools/Drawing Utilities panel ( Fig. 9 .15 ).
Fig. 9.14 The Explode tool ... blocks is saved
to disk.
To use the tool, in its dialog (Fig. 9.16) click the Purge All button and a
sub-dialog appears naming a block to be purged. A click on the Ye s button
clea...
Tài liệu Introduction to Java: 12 Image Processing pdf
... 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...
Tài liệu Introduction to Java:16 Data Transfer pptx
... the Toolkit for it:
Toolkit. getDefaultToolkit().getSystemClipboard()
When working with the system clipboard, native applications have access to infor-
mation created within Java programs and ... 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 St...