Java Reference
In-Depth Information
public
public static
void
setSystemClipboardContents
(
Component c
,
String srcData
) {
iif
(
srcData
!=
null
static
void
null
) {
Clipboard clipboard
=
c
.
getToolkit
().
getSystemClipboard
();
StringSelection contents
=
new
new
StringSelection
(
srcData
);
clipboard
.
setContents
(
contents
,
new
new
ClipboardOwner
() {
public
public
void
void
lostOwnership
(
Clipboard clipboard
,
Transferable contents
) {
// don't care
}
});
}
}
/** Print a yes/no prompt; return true if the user presses yes
*/
public
public static
static
boolean
boolean
confirm
(
JFrame parent
,
String message
) {
int
int
confirm
=
JOptionPane
.
showConfirmDialog
(
parent
,
message
,
"Confirm"
,
JOptionPane
.
YES_NO_OPTION
,
JOptionPane
.
QUESTION_MESSAGE
);
// Only selecting Yes choice will result in true
return
return
confirm
==
0
;
}
/** Save the X and Y locations in Preferences node provided.
*/
public
public static
static
void
void
setSavedLocation
(
final
final
Preferences pNode
,
final
final
Window w
) {
Point where
=
w
.
getLocation
();
int
int
x
= (
int
int
)
where
.
getX
();
pNode
.
putInt
(
"mainwindow.x"
,
Math
.
max
(
0
,
x
));
int
int
y
= (
int
int
)
where
.
getY
();
pNode
.
putInt
(
"mainwindow.y"
,
Math
.
max
(
0
,
y
));
}
/** Retrieve the saved X and Y from Preferences
*/
public
public static
static
Point
getSavedLocation
(
final
final
Preferences pNode
) {
int
int
savedX
=
pNode
.
getInt
(
"mainwindow.x"
, -
1
);
int
int
savedY
=
pNode
.
getInt
(
"mainwindow.y"
, -
1
);
return
return new
new
Point
(
savedX
,
savedY
);
}
/**
* Track a Window's position across application restarts; location is saved
