net.sourceforge.java.feednread.frontend.components.tabbar
Class NewsFeedView

java.lang.Object
  net.sourceforge.java.feednread.frontend.components.tabbar.NewsFeedView

All Implemented Interfaces:

EventListener, ILanguageResourceChangeListener

public class NewsFeedView

extends Object

implements ILanguageResourceChangeListener

Displays a NewsFeed in a tab view holding two selectable tabs: First a NewsFeedTable component that displays the NewsFeedEntrys in a NewsFeed. Second a NewsFeedMetaDataView compoents which displays the meta data of a NewsFeed.

Author:

Sebastian Machhausen

Nested Class Summary

private class

NewsFeedView.TabSelectionHandler

Field Summary

private MainApplicationWindow	mainWindow
private NewsFeedMetaDataView	metaDataView
private CTabItem	newsFeedMetaDataTabItem
private CTabItem	newsFeedTabItem
private CLabel	newsFeedTitle
private Label	newsFeedType
(package private) CTabFolder	newsFeedViewTabFolder
private NewsFeedTable	newsTable
private NewsFeedView.TabSelectionHandler	tabHandler

Constructor Summary

NewsFeedView(Composite parent, MainApplicationWindow mainWindow, NewsFeed newsFeed)
Creates a new NewsFeedView instance showing the specified newsfeed.

Method Summary

private void	createComponents(Composite parent, NewsFeed newsFeed) Creates the components used in the context of this NewsFeedView.
private Composite	createNewsFeedContainer(NewsFeed newsFeed) Creates the newsfeed container which holds the newsfeed header and the NewsFeedTable component.
void	defaultLanguageChanged(LanguageResourceChangeEvent lrce) Called whenever the default language changes.
void	dispose() Disposes this NewsFeedView and all of its components and allocated resources.
NewsFeedEntry[]	filter(String filterText) Filters the entries matching the specified filterText keyword.
String	getFilterText() Gets the currently set filter text; null if none set.
NewsFeed	getNewsFeed() Gets the NewsFeed displayed in this NewsFeedView
NewsFeedTable	getNewsFeedTable() Gets the NewsFeedTable embedded in this NewsFeedView.
int	getVisibleEntries() Gets the number of currently visible NewsFeedEntries according to the current filter settings in this NewsFeedView.
void	refresh() Refreshes this NewsFeedView.
private void	registerEventHandler() Creates and registers all Event Handler required in this NewsFeedView context.
void	setFilterText(String filterText) Sets the filter to the specified filterText.
void	setNewsFeed(NewsFeed newsFeed) Sets the NewsFeed displayed in this NewsFeedView
void	setTaggedFilterEnabled(boolean enabled) Sets the enabled status of the tagged news filter.
void	setUnreadFilterEnabled(boolean enabled) Sets the enabled status of the unread news filter.
private void	unregisterEventHandler() Unregisters and destroys all Event Handler used in this NewsFeedView context.

Methods inherited from class java.lang.Object

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

Field Detail

mainWindow

private MainApplicationWindow mainWindow

newsTable

private NewsFeedTable newsTable

newsFeedTitle

private CLabel newsFeedTitle

newsFeedType

private Label newsFeedType

newsFeedViewTabFolder

CTabFolder newsFeedViewTabFolder

newsFeedTabItem

private CTabItem newsFeedTabItem

newsFeedMetaDataTabItem

private CTabItem newsFeedMetaDataTabItem

metaDataView

private NewsFeedMetaDataView metaDataView

tabHandler

private NewsFeedView.TabSelectionHandler tabHandler

Constructor Detail

NewsFeedView

public NewsFeedView(Composite parent,
                    MainApplicationWindow mainWindow,
                    NewsFeed newsFeed)

Creates a new NewsFeedView instance showing the specified newsfeed.

Parameters:

parent - the Component to place this NewsFeedView in

mainWindow - the Feed'n Read main window

newsFeed - the NewsFeed to display

Method Detail

defaultLanguageChanged

public void defaultLanguageChanged(LanguageResourceChangeEvent lrce)

Called whenever the default language changes.

Specified by:

defaultLanguageChanged in interface ILanguageResourceChangeListener

Parameters:

lrce - the triggered LanguageResourceChangeEvent

dispose

public void dispose()

Disposes this NewsFeedView and all of its components and allocated resources.

getNewsFeedTable

public NewsFeedTable getNewsFeedTable()

Gets the NewsFeedTable embedded in this NewsFeedView.

Returns:

the NewsFeedTable embedded in this NewsFeedView

setNewsFeed

public void setNewsFeed(NewsFeed newsFeed)

Sets the NewsFeed displayed in this NewsFeedView

Parameters:

newsFeed - the NewsFeed to display

getNewsFeed

public NewsFeed getNewsFeed()

Gets the NewsFeed displayed in this NewsFeedView

Returns:

the NewsFeed displayed in this NewsFeedView

getVisibleEntries

public int getVisibleEntries()

Gets the number of currently visible NewsFeedEntries according to the current filter settings in this NewsFeedView.

Returns:

the number of currently visible NewsFeedEntries

filter

public NewsFeedEntry[] filter(String filterText)

Filters the entries matching the specified filterText keyword.

Parameters:

filterText - the keyword to use for filtering

Returns:

the filtered newsfeed entries matching the specified filterText keyword

setFilterText

public void setFilterText(String filterText)

Sets the filter to the specified filterText. A null value clears the filter.

Parameters:

filterText - the text to use as filter; null to clear the filter

getFilterText

public String getFilterText()

Gets the currently set filter text; null if none set.

Returns:

the currently set filter text; null if none set

refresh

public void refresh()

Refreshes this NewsFeedView.

setUnreadFilterEnabled

public void setUnreadFilterEnabled(boolean enabled)

Sets the enabled status of the unread news filter. If enabled only unread news otherwise all news are shown.

Parameters:

enabled - true to enable the unread news filter; false to disable it

setTaggedFilterEnabled

public void setTaggedFilterEnabled(boolean enabled)

Sets the enabled status of the tagged news filter. If enabled only tagged news otherwise all news are shown.

Parameters:

enabled - true to enable the tagged news filter; false to disable it

createComponents

private void createComponents(Composite parent,
                              NewsFeed newsFeed)

Creates the components used in the context of this NewsFeedView.

Parameters:

parent - Composite the component that this NewsFeedView and its children should be placed in

newsFeed - the NewsFeed to display

createNewsFeedContainer

private Composite createNewsFeedContainer(NewsFeed newsFeed)

Creates the newsfeed container which holds the newsfeed header and the NewsFeedTable component.

Parameters:

newsFeed - the newsfeed to display

Returns:

the created newsfeed container

registerEventHandler

private void registerEventHandler()

Creates and registers all Event Handler required in this NewsFeedView context.

unregisterEventHandler

private void unregisterEventHandler()

Unregisters and destroys all Event Handler used in this NewsFeedView context.