xal.service.pvlogger.apputils.browser

Class BrowserController

java.lang.Object

xal.service.pvlogger.apputils.browser.BrowserController

All Implemented Interfaces:

BrowserModelListener, KeyValueRecordListener<KeyValueFilteredTableModel<PVRecord>,PVRecord>

public class BrowserController
extends java.lang.Object
implements BrowserModelListener, KeyValueRecordListener<KeyValueFilteredTableModel<PVRecord>,PVRecord>

BrowserController manages the selection state of the browser window.

Field Summary

Fields

Modifier and Type	Field and Description
protected BrowserModel	_model browser model
protected MachineSnapshot	_selectedSnapshot selected Machine snapshot

Constructor Summary

Constructors

Constructor and Description
BrowserController(BrowserModel model) Constructor

Method Summary

Modifier and Type	Method and Description
void	addBrowserControllerListener(BrowserControllerListener listener) Add a listener of controller events from this controller
void	connectionChanged(BrowserModel model) The model's connection has changed
protected static java.lang.String[]	convertToPVs(ChannelWrapper[] wrappers) Convert the array of channel wrappers to an array of signals.
ChannelSnapshot[]	filterSnapshots(ChannelSnapshot[] snapshots) Filter each channel snapshot based on whether its signal is selected
KeyValueTableModel<ChannelSnapshot>	getChannelSnapshotTableModel() get the table model of channel snapshots
KeyValueTableModel<MachineSnapshot>	getMachineSnapshotTableModel() get the table model of machine snapshots
BrowserModel	getModel() Get the main model
KeyValueFilteredTableModel<PVRecord>	getPVTableModel() get the table model of PVs
java.util.List<java.lang.String>	getSelectedSignals() get the list of selected signals
void	machineSnapshotsFetched(BrowserModel model, MachineSnapshot[] snapshots) Handle the "machine snapshot fetched" event.
void	recordModified(KeyValueFilteredTableModel<PVRecord> tableModel, PVRecord record, java.lang.String keyPath, java.lang.Object value) forward message that table record changed
void	removeBrowserControllerListener(BrowserControllerListener listener) Remove the listener from receiving controller events from this controller
void	selectedChannelGroupChanged(BrowserModel model, ChannelGroup newGroup) Update the channel wrappers for the newly selected channel group and forward this event to the browser controller listeners.
void	selectSignals(boolean select) Select or deselect the collection of signals without affecting the selection status of other signals.
void	setSelectedSnapshot(MachineSnapshot snapshot) Set the snapshot which is selected by the user

Methods inherited from class java.lang.Object

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

Field Detail

_model

protected BrowserModel _model

browser model

_selectedSnapshot

protected MachineSnapshot _selectedSnapshot

selected Machine snapshot

Constructor Detail

BrowserController

public BrowserController(BrowserModel model)

Constructor

Method Detail

addBrowserControllerListener

public void addBrowserControllerListener(BrowserControllerListener listener)

Add a listener of controller events from this controller

Parameters:

listener - the listener to add

removeBrowserControllerListener

public void removeBrowserControllerListener(BrowserControllerListener listener)

Remove the listener from receiving controller events from this controller

Parameters:

listener - the listener to remove

getPVTableModel

public KeyValueFilteredTableModel<PVRecord> getPVTableModel()

get the table model of PVs

getMachineSnapshotTableModel

public KeyValueTableModel<MachineSnapshot> getMachineSnapshotTableModel()

get the table model of machine snapshots

getChannelSnapshotTableModel

public KeyValueTableModel<ChannelSnapshot> getChannelSnapshotTableModel()

get the table model of channel snapshots

convertToPVs

protected static java.lang.String[] convertToPVs(ChannelWrapper[] wrappers)

Convert the array of channel wrappers to an array of signals.

Parameters:

wrappers - the array of channel wrappers

Returns:

the corresponding array of signals

selectSignals

public void selectSignals(boolean select)

Select or deselect the collection of signals without affecting the selection status of other signals.

Parameters:

select - true to select signals and false to deselect signals

getSelectedSignals

public java.util.List<java.lang.String> getSelectedSignals()

get the list of selected signals

filterSnapshots

public ChannelSnapshot[] filterSnapshots(ChannelSnapshot[] snapshots)

Filter each channel snapshot based on whether its signal is selected

Parameters:

snapshots - The snapshots to filter

Returns:

the array of filtered snapshots corresponding to selected signals

getModel

public BrowserModel getModel()

Get the main model

Returns:

the main model

setSelectedSnapshot

public void setSelectedSnapshot(MachineSnapshot snapshot)

Set the snapshot which is selected by the user

Parameters:

snapshot - the machine snapshot to select

connectionChanged

public void connectionChanged(BrowserModel model)

The model's connection has changed

Specified by:

connectionChanged in interface BrowserModelListener

Parameters:

model - The model whose connection changed

selectedChannelGroupChanged

public void selectedChannelGroupChanged(BrowserModel model,
                                        ChannelGroup newGroup)

Update the channel wrappers for the newly selected channel group and forward this event to the browser controller listeners.

Specified by:

selectedChannelGroupChanged in interface BrowserModelListener

Parameters:

model - the source of the event

newGroup - the newly selected channel group

machineSnapshotsFetched

public void machineSnapshotsFetched(BrowserModel model,
                                    MachineSnapshot[] snapshots)

Handle the "machine snapshot fetched" event. Does nothing.

Specified by:

machineSnapshotsFetched in interface BrowserModelListener

Parameters:

model - the model providing the event

snapshots - the new snapshots that have been fetched

recordModified

public void recordModified(KeyValueFilteredTableModel<PVRecord> tableModel,
                           PVRecord record,
                           java.lang.String keyPath,
                           java.lang.Object value)

forward message that table record changed

Specified by:

recordModified in interface KeyValueRecordListener<KeyValueFilteredTableModel<PVRecord>,PVRecord>

Parameters:

tableModel - the source posting the modification event

record - the record which was modified

keyPath - the key path to the modified value

value - the new value