Examples with ChangeHandler com.google.gwt.event.dom.client.ChangeHandler used on opensource projects

Example 86 with ChangeHandler

use of com.google.gwt.event.dom.client.ChangeHandler in project drools-wb by kiegroup.

the class CEPOperatorsDropdown method getDropDown.

// Actual drop-down
private Widget getDropDown() {
    String selected = "";
    String selectedText = "";
    box = new ListBox();
    for (int i = 0; i < operators.length; i++) {
        String op = operators[i];
        box.addItem(HumanReadable.getOperatorDisplayName(op), op);
        if (op.equals(hop.getOperator())) {
            selected = op;
            selectedText = HumanReadable.getOperatorDisplayName(op);
            box.setSelectedIndex(i);
        }
    }
    // Fire event to ensure parent Widgets correct their state depending on selection
    final HasValueChangeHandlers<OperatorSelection> source = this;
    final OperatorSelection selection = new OperatorSelection(selected, selectedText);
    Scheduler.get().scheduleFinally(new Command() {

        public void execute() {
            operatorChanged(selection);
            ValueChangeEvent.fire(source, selection);
        }
    });
    // Signal parent Widget whenever a change happens
    box.addChangeHandler(new ChangeHandler() {

        public void onChange(ChangeEvent event) {
            String selected = box.getValue(box.getSelectedIndex());
            String selectedText = box.getItemText(box.getSelectedIndex());
            OperatorSelection selection = new OperatorSelection(selected, selectedText);
            operatorChanged(selection);
            ValueChangeEvent.fire(source, selection);
        }
    });
    return box;
}

Example 87 with ChangeHandler

use of com.google.gwt.event.dom.client.ChangeHandler in project drools-wb by kiegroup.

the class MethodParameterValueEditor method boundVariable.

private ListBox boundVariable() {
    BoundListBox boundListBox = new BoundListBox(modeller, methodParameter, new SuperTypeMatcher(oracle));
    boundListBox.addChangeHandler(new ChangeHandler() {

        public void onChange(ChangeEvent event) {
            ListBox w = (ListBox) event.getSource();
            setMethodParameterValue(w.getValue(w.getSelectedIndex()));
            refresh();
        }
    });
    return boundListBox;
}

Example 88 with ChangeHandler

use of com.google.gwt.event.dom.client.ChangeHandler in project drools-wb by kiegroup.

the class RuleAttributeWidget method textBoxEditor.

private TextBox textBoxEditor(final RuleMetadata rm, final boolean isReadOnly) {
    final TextBox box = new TextBox();
    box.setEnabled(!isReadOnly);
    ((InputElement) box.getElement().cast()).setSize((rm.getValue().length() < 3) ? 3 : rm.getValue().length());
    box.setText(rm.getValue());
    box.addChangeHandler(new ChangeHandler() {

        public void onChange(ChangeEvent event) {
            rm.setValue(box.getText());
        }
    });
    box.addKeyUpHandler(new KeyUpHandler() {

        public void onKeyUp(KeyUpEvent event) {
            ((InputElement) box.getElement().cast()).setSize(box.getText().length());
        }
    });
    return box;
}

Example 89 with ChangeHandler

use of com.google.gwt.event.dom.client.ChangeHandler in project drools-wb by kiegroup.

the class FromCollectCompositeFactPatternWidget method showRightPatternSelector.

/**
 * Pops up the fact selector.
 */
protected void showRightPatternSelector(final Widget w) {
    final ListBox box = new ListBox();
    AsyncPackageDataModelOracle oracle = this.getModeller().getDataModelOracle();
    String[] facts = oracle.getFactTypes();
    box.addItem(GuidedRuleEditorResources.CONSTANTS.Choose());
    for (int i = 0; i < facts.length; i++) {
        box.addItem(facts[i]);
    }
    box.setSelectedIndex(0);
    final FormStylePopup popup = new FormStylePopup(GuidedRuleEditorResources.CONSTANTS.NewFactPattern());
    popup.addAttribute(GuidedRuleEditorResources.CONSTANTS.chooseFactType(), box);
    box.addChangeHandler(new ChangeHandler() {

        public void onChange(ChangeEvent event) {
            getFromCollectPattern().setRightPattern(new FactPattern(box.getItemText(box.getSelectedIndex())));
            setModified(true);
            getModeller().refreshWidget();
            popup.hide();
        }
    });
    final Button freeFormDRLBtn = new Button(GuidedRuleEditorResources.CONSTANTS.FreeFormDrl());
    final Button fromBtn = new Button(HumanReadableConstants.INSTANCE.From());
    final Button fromAccumulateBtn = new Button(HumanReadableConstants.INSTANCE.FromAccumulate());
    final Button fromCollectBtn = new Button(HumanReadableConstants.INSTANCE.FromCollect());
    final Button fromEntryPointBtn = new Button(HumanReadableConstants.INSTANCE.FromEntryPoint());
    ClickHandler btnsClickHandler = new ClickHandler() {

        public void onClick(ClickEvent event) {
            Widget sender = (Widget) event.getSource();
            if (sender == fromBtn) {
                getFromCollectPattern().setRightPattern(new FromCompositeFactPattern());
            } else if (sender == fromAccumulateBtn) {
                getFromCollectPattern().setRightPattern(new FromAccumulateCompositeFactPattern());
            } else if (sender == fromCollectBtn) {
                getFromCollectPattern().setRightPattern(new FromCollectCompositeFactPattern());
            } else if (sender == freeFormDRLBtn) {
                getFromCollectPattern().setRightPattern(new FreeFormLine());
            } else if (sender == fromEntryPointBtn) {
                getFromCollectPattern().setRightPattern(new FromEntryPointFactPattern());
            } else {
                throw new IllegalArgumentException("Unknown sender: " + sender);
            }
            setModified(true);
            getModeller().refreshWidget();
            popup.hide();
        }
    };
    freeFormDRLBtn.addClickHandler(btnsClickHandler);
    fromBtn.addClickHandler(btnsClickHandler);
    fromAccumulateBtn.addClickHandler(btnsClickHandler);
    fromCollectBtn.addClickHandler(btnsClickHandler);
    fromEntryPointBtn.addClickHandler(btnsClickHandler);
    popup.addAttribute("", freeFormDRLBtn);
    popup.addAttribute("", fromBtn);
    popup.addAttribute("", fromAccumulateBtn);
    popup.addAttribute("", fromCollectBtn);
    popup.addAttribute("", fromEntryPointBtn);
    popup.show();
}

Example 90 with ChangeHandler

use of com.google.gwt.event.dom.client.ChangeHandler in project drools-wb by kiegroup.

the class FromCollectCompositeFactPatternWidget method showFactTypeSelector.

@Override
protected void showFactTypeSelector() {
    final FormStylePopup popup = new FormStylePopup(GuidedRuleEditorResources.CONSTANTS.NewFactPattern());
    popup.setTitle(GuidedRuleEditorResources.CONSTANTS.NewFactPattern());
    final ListBox box = GWT.create(ListBox.class);
    box.addItem(GuidedRuleEditorResources.CONSTANTS.Choose());
    for (Map.Entry<String, String> entry : this.getExtraLeftSidePatternFactTypes().entrySet()) {
        box.addItem(entry.getKey(), entry.getValue());
    }
    box.setSelectedIndex(0);
    box.addChangeHandler(new ChangeHandler() {

        public void onChange(ChangeEvent event) {
            pattern.setFactPattern(new FactPattern(box.getValue(box.getSelectedIndex())));
            setModified(true);
            getModeller().refreshWidget();
            popup.hide();
        }
    });
    popup.addAttribute(GuidedRuleEditorResources.CONSTANTS.chooseFactType(), box);
    popup.show();
}