/** Pops up the fact selector. */
protected void showFactTypeSelector(final Widget w) {
PackageDataModelOracle completions = this.getModeller().getSuggestionCompletions();
final ListBox box = new ListBox();
String[] facts = completions.getFactTypes();
box.addItem(Constants.INSTANCE.Choose());
for (int i = 0; i < facts.length; i++) {
box.addItem(facts[i]);
}
box.setSelectedIndex(0);
final FormStylePopup popup = new FormStylePopup();
popup.setTitle(Constants.INSTANCE.NewFactPattern());
popup.addAttribute(Constants.INSTANCE.chooseFactType(), box);
box.addChangeHandler(
new ChangeHandler() {
public void onChange(ChangeEvent event) {
pattern.setFactPattern(new FactPattern(box.getItemText(box.getSelectedIndex())));
setModified(true);
getModeller().refreshWidget();
popup.hide();
}
});
popup.show();
}
protected void showAddFieldPopup(ClickEvent w) {
final DataModelOracle completions = this.getModeller().getSuggestionCompletions();
final FormStylePopup popup =
new FormStylePopup(
GuidedRuleEditorImages508.INSTANCE.Wizard(), Constants.INSTANCE.AddAField());
final ListBox box = new ListBox();
box.addItem("...");
for (int i = 0; i < fieldCompletions.length; i++) {
box.addItem(fieldCompletions[i]);
}
box.setSelectedIndex(0);
popup.addAttribute(Constants.INSTANCE.AddField(), box);
box.addChangeHandler(
new ChangeHandler() {
public void onChange(ChangeEvent event) {
String fieldName = box.getItemText(box.getSelectedIndex());
String fieldType = completions.getFieldType(variableClass, fieldName);
model.addFieldValue(new ActionFieldValue(fieldName, "", fieldType));
setModified(true);
getModeller().refreshWidget();
popup.hide();
}
});
popup.show();
}
/** Pops up the fact selector. */
protected void showFactTypeSelector(final Widget w) {
final ListBox box = new ListBox();
DataModelOracle completions = this.getModeller().getSuggestionCompletions();
String[] facts = completions.getFactTypes();
box.addItem(Constants.INSTANCE.Choose());
for (int i = 0; i < facts.length; i++) {
box.addItem(facts[i]);
}
box.setSelectedIndex(0);
final FormStylePopup popup = new FormStylePopup();
popup.setTitle(Constants.INSTANCE.NewFactPattern());
popup.addAttribute(Constants.INSTANCE.chooseFactType(), box);
box.addChangeHandler(
new ChangeHandler() {
public void onChange(ChangeEvent event) {
pattern.addFactPattern(new FactPattern(box.getItemText(box.getSelectedIndex())));
setModified(true);
getModeller().refreshWidget();
popup.hide();
}
});
final Button fromBtn = new Button(HumanReadableConstants.INSTANCE.From());
final Button fromAccumulateBtn = new Button(HumanReadableConstants.INSTANCE.FromAccumulate());
final Button fromCollectBtn = new Button(HumanReadableConstants.INSTANCE.FromCollect());
ClickHandler btnsClickHandler =
new ClickHandler() {
public void onClick(ClickEvent event) {
Widget sender = (Widget) event.getSource();
if (sender == fromBtn) {
pattern.addFactPattern(new FromCompositeFactPattern());
} else if (sender == fromAccumulateBtn) {
pattern.addFactPattern(new FromAccumulateCompositeFactPattern());
} else if (sender == fromCollectBtn) {
pattern.addFactPattern(new FromCollectCompositeFactPattern());
} else {
throw new IllegalArgumentException("Unknown sender: " + sender);
}
setModified(true);
getModeller().refreshWidget();
popup.hide();
}
};
fromBtn.addClickHandler(btnsClickHandler);
fromAccumulateBtn.addClickHandler(btnsClickHandler);
fromCollectBtn.addClickHandler(btnsClickHandler);
popup.addAttribute("", fromBtn);
popup.addAttribute("", fromAccumulateBtn);
popup.addAttribute("", fromCollectBtn);
popup.show();
}
private void doLayout() {
layout.clear();
for (int i = 0; i < model.getFieldValues().length; i++) {
ActionFieldValue val = model.getFieldValues()[i];
layout.setWidget(i, 0, getSetterLabel());
layout.setWidget(i, 1, fieldSelector(val));
layout.setWidget(i, 2, valueEditor(val));
final int idx = i;
Image remove = GuidedRuleEditorImages508.INSTANCE.DeleteItemSmall();
remove.addClickHandler(
new ClickHandler() {
public void onClick(ClickEvent event) {
if (Window.confirm(Constants.INSTANCE.RemoveThisItem())) {
model.removeField(idx);
setModified(true);
getModeller().refreshWidget();
// Signal possible change in Template variables
TemplateVariablesChangedEvent tvce =
new TemplateVariablesChangedEvent(getModeller().getModel());
getEventBus().fireEventFromSource(tvce, getModeller().getModel());
}
}
});
if (!this.readOnly) {
layout.setWidget(i, 3, remove);
}
}
if (model.getFieldValues().length == 0) {
HorizontalPanel h = new HorizontalPanel();
h.add(getSetterLabel());
if (!this.readOnly) {
Image image = GuidedRuleEditorImages508.INSTANCE.Edit();
image.setAltText(Constants.INSTANCE.AddFirstNewField());
image.setTitle(Constants.INSTANCE.AddFirstNewField());
image.addClickHandler(
new ClickHandler() {
public void onClick(ClickEvent sender) {
showAddFieldPopup(sender);
}
});
h.add(image);
}
layout.setWidget(0, 0, h);
}
// layout.setWidget( 0, 1, inner );
}
/** Wraps a RuleModellerWidget with an icon to delete the pattern */
private Widget wrapLHSWidget(final CompositeFactPattern model, int i, RuleModellerWidget w) {
DirtyableHorizontalPane horiz = new DirtyableHorizontalPane();
final Image remove = GuidedRuleEditorImages508.INSTANCE.DeleteItemSmall();
remove.setTitle(
Constants.INSTANCE.RemoveThisENTIREConditionAndAllTheFieldConstraintsThatBelongToIt());
final int idx = i;
remove.addClickHandler(
new ClickHandler() {
public void onClick(ClickEvent event) {
if (Window.confirm(Constants.INSTANCE.RemoveThisEntireConditionQ())) {
if (pattern.removeFactPattern(idx)) {
getModeller().refreshWidget();
}
}
}
});
horiz.setWidth("100%");
w.setWidth("100%");
horiz.add(w);
if (!(getModeller().lockLHS() || w.isReadOnly())) {
horiz.add(remove);
}
return horiz;
}
private Widget getSetterLabel() {
ClickHandler clk =
new ClickHandler() {
public void onClick(ClickEvent event) {
// Widget w = (Widget)event.getSource();
showAddFieldPopup(event);
}
};
String modifyType = "set";
if (this.model instanceof ActionUpdateField) {
modifyType = "modify";
}
String type = this.getModeller().getModel().getLHSBindingType(model.getVariable());
String descFact =
(type != null) ? type + " <b>[" + model.getVariable() + "]</b>" : model.getVariable();
String sl =
Constants.INSTANCE.setterLabel(HumanReadable.getActionDisplayName(modifyType), descFact);
return new ClickableLabel(
sl,
clk,
!this
.readOnly); // HumanReadable.getActionDisplayName(modifyType) + " value of <b>[" +
// model.variable + "]</b>", clk);
}
protected Widget addRemoveButton(Widget w, ClickHandler listener) {
DirtyableHorizontalPane horiz = new DirtyableHorizontalPane();
final Image remove = GuidedRuleEditorImages508.INSTANCE.DeleteItemSmall();
remove.setAltText(Constants.INSTANCE.RemoveThisBlockOfData());
remove.setTitle(Constants.INSTANCE.RemoveThisBlockOfData());
remove.addClickHandler(listener);
horiz.setWidth("100%");
w.setWidth("100%");
horiz.add(w);
if (!this.readOnly) {
horiz.add(remove);
}
return horiz;
}
public ActionSetFieldWidget(
RuleModeller mod, EventBus eventBus, ActionSetField set, Boolean readOnly) {
super(mod, eventBus);
this.model = set;
this.layout = new DirtyableFlexTable();
layout.setStyleName("model-builderInner-Background");
DataModelOracle completions = this.getModeller().getSuggestionCompletions();
if (completions.isGlobalVariable(set.getVariable())) {
this.fieldCompletions = completions.getFieldCompletionsForGlobalVariable(set.getVariable());
this.variableClass = completions.getGlobalVariable(set.getVariable());
} else {
String type = mod.getModel().getLHSBindingType(set.getVariable());
if (type != null) {
this.fieldCompletions =
completions.getFieldCompletions(FieldAccessorsAndMutators.MUTATOR, type);
this.variableClass = type;
this.isBoundFact = true;
} else {
ActionInsertFact patternRhs = mod.getModel().getRHSBoundFact(set.getVariable());
if (patternRhs != null) {
this.fieldCompletions =
completions.getFieldCompletions(
FieldAccessorsAndMutators.MUTATOR, patternRhs.getFactType());
this.variableClass = patternRhs.getFactType();
this.isBoundFact = true;
}
}
}
if (this.variableClass == null) {
readOnly = true;
ErrorPopup.showMessage(Constants.INSTANCE.CouldNotFindTheTypeForVariable0(set.getVariable()));
}
this.isFactTypeKnown = completions.isFactTypeRecognized(this.variableClass);
if (readOnly == null) {
this.readOnly = !this.isFactTypeKnown;
} else {
this.readOnly = readOnly;
}
if (this.readOnly) {
layout.addStyleName("editor-disabled-widget");
}
doLayout();
initWidget(this.layout);
}
protected Widget getCompositeLabel() {
ClickHandler click =
new ClickHandler() {
public void onClick(ClickEvent event) {
Widget w = (Widget) event.getSource();
showFactTypeSelector(w);
}
};
String lbl = HumanReadable.getCEDisplayName(pattern.getType());
if (pattern.getPatterns() == null || pattern.getPatterns().length == 0) {
lbl += " <font color='red'>" + Constants.INSTANCE.clickToAddPatterns() + "</font>";
}
return new ClickableLabel(lbl + ":", click, !this.readOnly);
}
@Override
protected Widget getCompositeLabel() {
ClickHandler click =
new ClickHandler() {
public void onClick(ClickEvent event) {
Widget w = (Widget) event.getSource();
showFactTypeSelector(w);
}
};
String lbl =
"<div class='form-field'>" + HumanReadable.getCEDisplayName("from entry-point") + "</div>";
DirtyableFlexTable panel = new DirtyableFlexTable();
int r = 0;
if (pattern.getFactPattern() == null) {
panel.setWidget(
r,
0,
new ClickableLabel(
"<br> <font color='red'>" + Constants.INSTANCE.clickToAddPatterns() + "</font>",
click,
!this.readOnly));
r++;
}
panel.setWidget(r, 0, new HTML(lbl));
this.txtEntryPoint = new TextBox();
this.txtEntryPoint.setText(getFromEntryPointPattern().getEntryPointName());
this.txtEntryPoint.addChangeHandler(
new ChangeHandler() {
public void onChange(ChangeEvent event) {
getFromEntryPointPattern().setEntryPointName(txtEntryPoint.getText());
setModified(true);
}
});
panel.setWidget(r, 1, this.txtEntryPoint);
return panel;
}
protected Widget getCompositeLabel() {
ClickHandler click =
new ClickHandler() {
public void onClick(ClickEvent event) {
Widget w = (Widget) event.getSource();
showFactTypeSelector(w);
}
};
String lbl = "<div class='form-field'>" + HumanReadable.getCEDisplayName("from") + "</div>";
DirtyableFlexTable panel = new DirtyableFlexTable();
int r = 0;
if (pattern.getFactPattern() == null) {
panel.setWidget(
r,
0,
new ClickableLabel(
"<br> <font color='red'>" + Constants.INSTANCE.clickToAddPatterns() + "</font>",
click,
!this.readOnly));
r++;
}
panel.setWidget(r, 0, new HTML(lbl));
ExpressionBuilder expressionBuilder =
new ExpressionBuilder(
this.getModeller(), this.getEventBus(), this.pattern.getExpression(), this.readOnly);
expressionBuilder.addOnModifiedCommand(
new Command() {
public void execute() {
setModified(true);
}
});
panel.setWidget(r, 1, expressionBuilder);
return panel;
}