org.midica.ui.file

Class SoundUrlHelper

java.lang.Object

org.midica.ui.file.SoundUrlHelper

public class SoundUrlHelper
extends java.lang.Object

Helper class for URL-based choosers. (Currently only used for the URL chooser in the sound parser)

Author:

Jan Trukenmüller

Field Summary

Fields

Modifier and Type	Field and Description
private static MidicaButton	btnDelCacheAll
private static MidicaButton	btnDelCacheOne
private static MidicaButton	btnDownload
private static javax.swing.JPanel[]	cacheAreas
private static java.lang.String	cacheFileRegex
private static javax.swing.JCheckBox	cbxDelCacheAll
private static javax.swing.JCheckBox	cbxDelCacheOne
static java.lang.String	CMD_URL_CHOSEN
private static javax.swing.JTextField	fldUrl
private static javax.swing.JLabel	lblCachedAll
private static javax.swing.JLabel	lblCachedOne
private static java.lang.String	url

Constructor Summary

Constructors

Constructor and Description
SoundUrlHelper()

Method Summary

Modifier and Type	Method and Description
static javax.swing.JComponent	createCacheArea(boolean allUrls) Creates the area for controlling one cache type (chosen url or whole cache).
static javax.swing.JComponent	createDelCacheArea(boolean allUrls) Creates the DELETE part sub area for one cache type (chosen url or whole cache).
static javax.swing.JComponent	createUrlForm(UiController controller, FileSelector selector) Creates a form where a URL can be typed in.
static void	displayCacheInfo() (Re)calculates and the cache status and updates the according info labels.
private static java.io.File	getCachedUrl() Calculates the cache file path of the url in the text field.
static javax.swing.JCheckBox	getCheckBox(boolean allUrls) Returns one of the delete-cache checkboxes.
static MidicaButton	getDeleteCacheBtn(boolean allUrls) Returns one of the delete-cache buttons.
static MidicaButton	getDownloadButton() Returns the download button.
static java.lang.String	getSoundUrl() Returns the chosen URL, if available.
static javax.swing.JTextField	getUrlField() Returns the url text field.
static void	setUrl(java.lang.String url) Writes the url into the text field.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

CMD_URL_CHOSEN

public static final java.lang.String CMD_URL_CHOSEN

See Also:

Constant Field Values

cacheFileRegex

private static final java.lang.String cacheFileRegex

See Also:

Constant Field Values

url

private static java.lang.String url

fldUrl

private static javax.swing.JTextField fldUrl

cbxDelCacheOne

private static javax.swing.JCheckBox cbxDelCacheOne

cbxDelCacheAll

private static javax.swing.JCheckBox cbxDelCacheAll

btnDelCacheOne

private static MidicaButton btnDelCacheOne

btnDelCacheAll

private static MidicaButton btnDelCacheAll

lblCachedOne

private static javax.swing.JLabel lblCachedOne

lblCachedAll

private static javax.swing.JLabel lblCachedAll

btnDownload

private static MidicaButton btnDownload

cacheAreas

private static javax.swing.JPanel[] cacheAreas

Constructor Detail

SoundUrlHelper

public SoundUrlHelper()

Method Detail

getSoundUrl

public static java.lang.String getSoundUrl()

Returns the chosen URL, if available.

Returns:

the URL or null.

createUrlForm

public static javax.swing.JComponent createUrlForm(UiController controller,
                                                   FileSelector selector)

Creates a form where a URL can be typed in.

Parameters:

controller - listener for URL choosing events

selector - file selector window

Returns:

the created form

createCacheArea

public static javax.swing.JComponent createCacheArea(boolean allUrls)

Creates the area for controlling one cache type (chosen url or whole cache). Contains: info label and sub area (with checkbox and button).

Parameters:

allUrls - true for the whole cache, false for the chosen URL

Returns:

the created cache controlling area

createDelCacheArea

public static javax.swing.JComponent createDelCacheArea(boolean allUrls)

Creates the DELETE part sub area for one cache type (chosen url or whole cache). Contains: checkbox and button.

Parameters:

allUrls - true for the whole cache, false for the chosen URL

Returns:

the created area

setUrl

public static void setUrl(java.lang.String url)

Writes the url into the text field. Needed on startup, when remember_sound is set.

Parameters:

url - the url to be set.

getUrlField

public static javax.swing.JTextField getUrlField()

Returns the url text field. Needed for the initialization of key bindings.

Returns:

url text field

getDownloadButton

public static MidicaButton getDownloadButton()

Returns the download button. Needed for the initialization of key bindings.

Returns:

download button

getCheckBox

public static javax.swing.JCheckBox getCheckBox(boolean allUrls)

Returns one of the delete-cache checkboxes.

Parameters:

allUrls - true to get the checkbox to delete ALL urls, false for ONE url.

Returns:

the selected checkbox

getDeleteCacheBtn

public static MidicaButton getDeleteCacheBtn(boolean allUrls)

Returns one of the delete-cache buttons.

Parameters:

allUrls - true to get the button to delete ALL urls, false for ONE url.

Returns:

the requested button

displayCacheInfo

public static void displayCacheInfo()

(Re)calculates and the cache status and updates the according info labels. Unselects the checkboxes.

The info to be displayed:

• is the chosen URL cached or not (if yes, how many MB)
• how many cached URLs (and the total cache size)
• Download button text

getCachedUrl

private static java.io.File getCachedUrl()
                                  throws java.security.NoSuchAlgorithmException

Calculates the cache file path of the url in the text field.

Returns:

the file

Throws:

java.security.NoSuchAlgorithmException