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package usda.weru.weps.location;
import java.awt.EventQueue;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyVetoException;
import java.beans.VetoableChangeListener;
import javax.swing.JDialog;
import javax.swing.JOptionPane;
import usda.weru.util.ConfigData;
import usda.weru.util.FireAllContext;
import usda.weru.util.LoadingContext;
import usda.weru.util.PropertyVetoRunnableException;
import usda.weru.util.ReportContext;
import usda.weru.weps.RunFileBean;
import usda.weru.weps.location.chooser.StationModeChooser;
/**
*
* @author Joseph Levin <joelevin@weru.ksu.edu>
*/
public class StationModeSelectionController implements VetoableChangeListener {
private final RunFileBean c_bean;
private final RunFileBean.StationType c_type;
private StationModeSelectionController(RunFileBean bean, RunFileBean.StationType type) {
c_bean = bean;
c_type = type;
switch (c_type) {
case Cligen:
c_bean.addVetoableChangeListener(RunFileBean.PROP_CLIGEN_STATION_MODE, this);
break;
case Windgen:
c_bean.addVetoableChangeListener(RunFileBean.PROP_WINDGEN_STATION_MODE, this);
break;
}
}
/**
*
* @param bean
*/
public static void install(RunFileBean bean) {
install(bean, RunFileBean.StationType.Cligen);
install(bean, RunFileBean.StationType.Windgen);
}
/**
*
* @param bean
* @param type
*/
public static void install(RunFileBean bean, RunFileBean.StationType type) {
new StationModeSelectionController(bean, type);
}
public void setStationMode(StationMode mode) {
setStationMode (mode, false);
}
// Sometimes need to "force" mode to propagate through all of the setting
// sequences. If new val matches the existing val, then some of the setting
// is skipped. So for force, set first to null and then to new val, that way
// new val NEVER matcheds existing val.
//
public void setStationMode(StationMode mode, boolean force) {
switch (c_type) {
case Cligen:
if (force) {
// new mode == existing, then nothing happens
// if force, then set to null then to new so that the
// new goes through even if it happens to match existing.
c_bean.setCligenStationMode(null);
}
c_bean.setCligenStationMode(mode);
break;
case Windgen:
if (force) {
// new mode == existing, then nothing happens
// if force, then set to null then to new so that the
// new goes through even if it happens to match existing.
c_bean.setWindgenStationMode(null);
}
c_bean.setWindgenStationMode(mode);
break;
}
}
private void validate(final StationMode[] allowed, final StationMode oldMode, final StationMode newMode, PropertyChangeEvent event) throws PropertyVetoException {
if (FireAllContext.isInFireAll()) {
//we work just fine with actuall listening. Fire alls break this
return;
}
if (!LoadingContext.isLoading()) {
//let's assume that the application is right and we only care when loading a run file.
return;
}
if(ReportContext.isInReport()){
//We don't do any checks for reports.
return;
}
if (newMode == null) {
return;
}
for (StationMode mode : allowed) {
if (mode == newMode) {
//all is well
return;
}
}
//not allowed, handle the different selection types
switch (allowed.length) {
case 0:
//really not good, no valid modes
throw new PropertyVetoRunnableException("There is a configuration error. No valid " + c_type.getDisplayName() + " station modes are configured.", event) {
private static final long serialVersionUID = 1L;
@Override
public void run() {
JOptionPane pane = new JOptionPane("There is a configuration error. No valid " + c_type.getDisplayName() + " station modes are configured. You will not be able to run this simulation. Please contact your system administrator.", JOptionPane.ERROR_MESSAGE) {
private static final long serialVersionUID = 1L;
@Override
public int getMaxCharactersPerLineCount() {
return 80;
}
};
JDialog dialog = pane.createDialog(c_type.getDisplayName() + " Station Mode");
dialog.setModal(true);
dialog.setVisible(true);
setStationMode(null);
}
};
case 1:
//inform the user that the property is being changed.
throw new PropertyVetoRunnableException(newMode.getDisplayName() + " is not an allowed " + c_type.getDisplayName() + " station mode.", event) {
private static final long serialVersionUID = 1L;
@Override
public void run() {
if(ConfigData.getIntParm(ConfigData.invalidCligenDisplay, 1) == 1) {
JOptionPane pane = new JOptionPane("The WEPS simulation you are attempting to open uses an invalid " + c_type.getDisplayName() + " station mode for this configured version of WEPS. " + '"' + newMode.getDisplayName() + '"' + " mode is not allowed. \nAuto setting mode to " + '"' + allowed[0].getDisplayName() + '"' + ".", JOptionPane.WARNING_MESSAGE) {
private static final long serialVersionUID = 1L;
@Override
public int getMaxCharactersPerLineCount() {
return 80;
}
};
JDialog dialog = pane.createDialog(c_type.getDisplayName() + " Station Mode");
dialog.setModal(true);
dialog.setVisible(true);
}
// set to the first and only allowed mode
// use "force" because the caller of this validate will fail
// since this is PropertyVeto. Since it fails, the bean will
// NOT get set to the current value. Since the bean does NOT
// get set this time, the following call may happen to be
// setting the value to a new val that matches the existing mode
// and we want to "force" it to propagate through all of the setting
// sequences.
setStationMode(allowed[0], true);
}
};
default:
//show the mode chooser
throw new PropertyVetoRunnableException(newMode.getDisplayName() + " is not an allowed " + c_type.getDisplayName() + " station mode.", event) {
private static final long serialVersionUID = 1L;
@Override
public void run() {
StationModeChooser smc = new StationModeChooser(allowedModes(), null);
smc.setLabelText("The simulation you are attempting to open uses an invalid " + c_type.getDisplayName() + " station mode. " + newMode.getDisplayName() + " is not allowed. Please select a valid station mode.");
JOptionPane pane = new JOptionPane(smc, JOptionPane.WARNING_MESSAGE);
final JDialog dialog = pane.createDialog(c_type.getDisplayName() + " Station Mode");
dialog.setModal(true);
//fork the pack to happen after the setVisible
EventQueue.invokeLater(new Runnable() {
@Override
public void run() {
dialog.pack();
}
});
dialog.setVisible(true);
// set to the first and only allowed mode
// use "force" because the caller of this validate will fail
// since this is PropertyVeto. Since it fails, the bean will
// NOT get set to the current value. Since the bean does NOT
// get set this time, the following call may happen to be
// setting the value to a new val that matches the existing mode
// and we want to "force" it to propagate through all of the setting
// sequences.
setStationMode(smc.getSelectedStationMode(), true);
}
};
}
}
/**
*
* @param event
* @throws PropertyVetoException
*/
@Override
public void vetoableChange(PropertyChangeEvent event) throws PropertyVetoException {
StationMode oldMode = null;
StationMode newMode = null;
if (event.getOldValue() instanceof StationMode) {
oldMode = (StationMode) event.getOldValue();
}
if (event.getNewValue() instanceof StationMode) {
newMode = (StationMode) event.getNewValue();
}
validate(allowedModes(), oldMode, newMode, event);
}
private StationMode[] allowedModes() {
switch (c_type) {
case Cligen:
return ConfigData.getDefault().getEnabledCligenStationModes();
case Windgen:
return ConfigData.getDefault().getEnabledWindgenStationModes();
default:
//stop here and just return an empty array
return new StationMode[0];
}
}
}