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c68d1189
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体验新版 GitCode,发现更多精彩内容 >>
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c68d1189
编写于
6月 19, 2013
作者:
M
malenkov
浏览文件
操作
浏览文件
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电子邮件补丁
差异文件
8013442: No file filter selected in file type combo box when using JFileChooser
Reviewed-by: alexsch
上级
f759e8bb
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
140 addition
and
2 deletion
+140
-2
src/share/classes/javax/swing/JFileChooser.java
src/share/classes/javax/swing/JFileChooser.java
+18
-2
test/javax/swing/JFileChooser/8013442/Test8013442.java
test/javax/swing/JFileChooser/8013442/Test8013442.java
+122
-0
未找到文件。
src/share/classes/javax/swing/JFileChooser.java
浏览文件 @
c68d1189
...
...
@@ -1146,9 +1146,25 @@ public class JFileChooser extends JComponent implements Accessible {
* @see #resetChoosableFileFilters
*/
public
boolean
removeChoosableFileFilter
(
FileFilter
f
)
{
if
(
filters
.
contains
(
f
))
{
int
index
=
filters
.
indexOf
(
f
);
if
(
index
>=
0
)
{
if
(
getFileFilter
()
==
f
)
{
setFileFilter
(
null
);
if
(
isAcceptAllFileFilterUsed
())
{
// choose default filter if it is used
setFileFilter
(
getAcceptAllFileFilter
());
}
else
if
(
index
>
0
)
{
// choose the first filter, because it is not removed
setFileFilter
(
filters
.
get
(
0
));
}
else
if
(
filters
.
size
()
>
1
)
{
// choose the second filter, because the first one is removed
setFileFilter
(
filters
.
get
(
1
));
}
else
{
// no more filters
setFileFilter
(
null
);
}
}
FileFilter
[]
oldValue
=
getChoosableFileFilters
();
filters
.
removeElement
(
f
);
...
...
test/javax/swing/JFileChooser/8013442/Test8013442.java
0 → 100644
浏览文件 @
c68d1189
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8013442
* @summary Tests that at least one file filter is selected
* @author Sergey Malenkov
*/
import
java.io.File
;
import
java.util.concurrent.CountDownLatch
;
import
javax.swing.JFileChooser
;
import
javax.swing.JFrame
;
import
javax.swing.SwingUtilities
;
import
javax.swing.UIManager
;
import
javax.swing.UIManager.LookAndFeelInfo
;
import
javax.swing.filechooser.FileFilter
;
public
class
Test8013442
extends
FileFilter
implements
Runnable
,
Thread
.
UncaughtExceptionHandler
{
private
static
final
CountDownLatch
LATCH
=
new
CountDownLatch
(
1
);
public
static
void
main
(
String
[]
args
)
throws
InterruptedException
{
SwingUtilities
.
invokeLater
(
new
Test8013442
());
LATCH
.
await
();
// workaround for jtreg
}
private
int
index
;
private
LookAndFeelInfo
[]
infos
;
private
JFileChooser
chooser
;
@Override
public
boolean
accept
(
File
file
)
{
return
!
file
.
isFile
()
||
file
.
getName
().
toLowerCase
().
endsWith
(
".txt"
);
}
@Override
public
String
getDescription
()
{
return
"Text files"
;
}
@Override
public
void
run
()
{
if
(
this
.
infos
==
null
)
{
this
.
infos
=
UIManager
.
getInstalledLookAndFeels
();
Thread
.
currentThread
().
setUncaughtExceptionHandler
(
this
);
}
if
(
this
.
infos
.
length
==
this
.
index
)
{
LATCH
.
countDown
();
// release main thread
}
else
if
(
this
.
chooser
==
null
)
{
// change LaF before creation of Swing components
LookAndFeelInfo
info
=
this
.
infos
[
this
.
index
];
System
.
out
.
println
(
info
.
getName
());
try
{
UIManager
.
setLookAndFeel
(
info
.
getClassName
());
}
catch
(
Exception
exception
)
{
throw
new
Error
(
"could not change look and feel"
,
exception
);
}
// create and show new file chooser
JFrame
frame
=
new
JFrame
(
getClass
().
getSimpleName
());
frame
.
add
(
this
.
chooser
=
new
JFileChooser
());
frame
.
setSize
(
800
,
600
);
frame
.
setLocationRelativeTo
(
null
);
frame
.
setVisible
(
true
);
SwingUtilities
.
invokeLater
(
this
);
}
else
{
int
count
=
this
.
chooser
.
getChoosableFileFilters
().
length
;
System
.
out
.
println
(
"count = "
+
count
+
"; "
+
this
.
chooser
.
isAcceptAllFileFilterUsed
());
if
(
count
==
0
)
{
if
(
null
!=
this
.
chooser
.
getFileFilter
())
{
throw
new
Error
(
"file filter is selected"
);
}
// close window and stop testing file chooser for current LaF
SwingUtilities
.
getWindowAncestor
(
this
.
chooser
).
dispose
();
this
.
chooser
=
null
;
this
.
index
++;
}
else
{
if
(
null
==
this
.
chooser
.
getFileFilter
())
{
throw
new
Error
(
"file filter is not selected"
);
}
if
(
count
==
2
)
{
// remove default file filter
this
.
chooser
.
setAcceptAllFileFilterUsed
(
false
);
}
else
if
(
this
.
chooser
.
isAcceptAllFileFilterUsed
())
{
// remove add file filter
this
.
chooser
.
addChoosableFileFilter
(
this
);
}
else
{
// remove custom file filter
this
.
chooser
.
removeChoosableFileFilter
(
this
);
}
}
SwingUtilities
.
invokeLater
(
this
);
}
}
public
void
uncaughtException
(
Thread
thread
,
Throwable
throwable
)
{
throwable
.
printStackTrace
();
System
.
exit
(
1
);
}
}
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