Chinaunix
标题:
看代码学Android :如何判断SD卡是否可用?
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作者:
zdwang
时间:
2011-12-21 08:41
标题:
看代码学Android :如何判断SD卡是否可用?
package
com
.
test
;
//import java.net.URISyntaxException;
import
android
.
app
.
Activity
;
import
android
.
os
.
Bundle
;
import
android
.
os
.
Environment
;
//import android.util.Log;
import
android
.
view
.
View
;
import
android
.
widget
.
Button
;
import
android
.
widget
.
Toast
;
public
class
TestActivity1
extends
Activity
{
/** Called when the activity is first created. */
@
Override
public
void
onCreate
(
Bundle savedInstanceState
)
{
super
.
onCreate
(
savedInstanceState
)
;
setContentView
(
R
.
layout
.
main
)
;
Button
btn
=
(
Button
)
this
.
findViewById
(
R
.
id
.
button1
)
;
btn
.
setOnClickListener
(
new
View
.
OnClickListener
(
)
{
public
void
onClick
(
View
v
)
{
// SD Card Ready
if
(
Environment
.
getExternalStorageState
(
)
.
equals
(
Environment
.
MEDIA_MOUNTED
)
)
{
Toast
.
makeText
(
getApplicationContext
(
)
,
"SD Card Ready! Enjoy it!"
,
Toast
.
LENGTH_LONG
)
.
show
(
)
;
}
else
{
Toast
.
makeText
(
getApplicationContext
(
)
,
"SD Card NOT Ready! Please insert it, try it agian!"
,
Toast
.
LENGTH_LONG
)
.
show
(
)
;
}
}
}
)
;
}
}
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