net.sourceforge.java.feednread.frontend.wizard
Class WatchSettingsTableContentProvider

java.lang.Object
  net.sourceforge.java.feednread.frontend.wizard.WatchSettingsTableContentProvider

All Implemented Interfaces:

IContentProvider, IStructuredContentProvider, ITableContentProvider

public class WatchSettingsTableContentProvider

extends Object

implements IStructuredContentProvider, ITableContentProvider

Manages a WatchSettings instance whose WatchSettingsEntries are displayed in a TableViewer.

Author:

Sebastian Machhausen

Field Summary

static int	CASE_SENSITIVE_COLUMN The index of the case sensitive column
static int	KEYWORD_COLUMN The index of the keyword column
private WatchSettings	settings The WatchSettings instance to manage
private TableViewer	viewer The TableViewer to provide the data for
static int	WHOLE_WORD_COLUMN The index of the whole word column

Constructor Summary

WatchSettingsTableContentProvider(TableViewer viewer)
Creates a new WatchSettingsTableContentProvider which provides the data for the specified TableViewer.

Method Summary

void	add(WatchSettingsEntry entry) Adds the specified WatchSettingsEntry to the managed WatchSettings.
void	dispose() Disposes this WatchSettingsTableContentProvider
Object	getColumnValue(Object element, int columnIndex) Gets the column value for the specified element at the given columnIndex.
Object[]	getElements(Object inputElement) Returns the elements to display in the Viewer when its input is set to the given element.
void	inputChanged(Viewer viewer, Object oldInput, Object newInput) Notifies this content provider that the given viewer's input has been switched to a different element.
void	remove(WatchSettingsEntry entry) Removes the specified WatchSettingsEntry from the managed WatchSettings.
void	removeAll() Removes all WacthSettingsEntries from the managed WatchSettings.
void	update(WatchSettingsEntry entry) Notifies the Viewer that the specified WatchSettingsEntry has been updated.

Methods inherited from class java.lang.Object

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

Field Detail

KEYWORD_COLUMN

public static final int KEYWORD_COLUMN

The index of the keyword column

See Also:

Constant Field Values

CASE_SENSITIVE_COLUMN

public static final int CASE_SENSITIVE_COLUMN

The index of the case sensitive column

See Also:

Constant Field Values

WHOLE_WORD_COLUMN

public static final int WHOLE_WORD_COLUMN

The index of the whole word column

See Also:

Constant Field Values

viewer

private TableViewer viewer

The TableViewer to provide the data for

settings

private WatchSettings settings

The WatchSettings instance to manage

Constructor Detail

WatchSettingsTableContentProvider

public WatchSettingsTableContentProvider(TableViewer viewer)

Creates a new WatchSettingsTableContentProvider which provides the data for the specified TableViewer.

Parameters:

viewer - the TableViewer to provide the data for

Method Detail

getElements

public Object[] getElements(Object inputElement)

Returns the elements to display in the Viewer when its input is set to the given element. These elements can be presented as rows in a table, items in a list, etc. The result is not modified by the Viewer.

Specified by:

getElements in interface IStructuredContentProvider

Parameters:

inputElement - the input element

Returns:

the array of elements to display in the Viewer

See Also:

IStructuredContentProvider.getElements(java.lang.Object)

dispose

public void dispose()

Disposes this WatchSettingsTableContentProvider

Specified by:

dispose in interface IContentProvider

See Also:

IContentProvider.dispose()

inputChanged

public void inputChanged(Viewer viewer,
                         Object oldInput,
                         Object newInput)

Notifies this content provider that the given viewer's input has been switched to a different element. The viewer should not be updated during this call, as it might be in the process of being disposed.

Specified by:

inputChanged in interface IContentProvider

Parameters:

viewer - the viewer

oldInput - the old input element, or null if the viewer did not previously have an input

newInput - the new input element, or null if the viewer does not have an input

See Also:

IContentProvider.inputChanged(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)

getColumnValue

public Object getColumnValue(Object element,
                             int columnIndex)

Gets the column value for the specified element at the given columnIndex.

Specified by:

getColumnValue in interface ITableContentProvider

Parameters:

element - the model element for which to query the colum value

columnIndex - the index of the column to query the value for

Returns:

the value for the element at the given columnIndex

add

public void add(WatchSettingsEntry entry)

Adds the specified WatchSettingsEntry to the managed WatchSettings. Notifies the Viewer that the specified WatchSettingsEntry has been added.

Parameters:

entry - the WatchSettingsEntry to add

remove

public void remove(WatchSettingsEntry entry)

Removes the specified WatchSettingsEntry from the managed WatchSettings. Notifies the Viewer that the specified WatchSettingsEntry has been removed.

Parameters:

entry - the WatchSettingsEntry to remove

See Also:

removeAll()

removeAll

public void removeAll()

Removes all WacthSettingsEntries from the managed WatchSettings. Notifies the Viewer that all entries have been removed.

See Also:

remove(WatchSettingsEntry)

update

public void update(WatchSettingsEntry entry)

Notifies the Viewer that the specified WatchSettingsEntry has been updated.

Parameters:

entry - the WatchSettingsEntry to update