Example usage for com.google.gwt.event.logical.shared ValueChangeEvent fire

Introduction

In this page you can find the example usage for com.google.gwt.event.logical.shared ValueChangeEvent fire.

Prototype

public static <T> void fire(HasValueChangeHandlers<T> source, T value)

Source Link

Document

Fires a value change event on all registered handlers in the handler manager.

Usage

From source file:ar.com.kyol.jet.client.wrappers.DateBoxWrapper.java

License:Open Source License

/**
 * Instantiates a new date box wrapper./*from   www .j ava2  s .co  m*/
 *
 * @param date the date
 * @param objSetter the obj setter
 * @param dateBox the date box
 * @param useValueAsString the use value as string
 */
public DateBoxWrapper(Date date, ObjectSetter objSetter, final DateBox dateBox, boolean useValueAsString) {
    super(useValueAsString);
    this.dateBox = dateBox;
    this.date = date;
    this.objSetter = objSetter;
    dateBox.setValue(this.date);
    String format = "dd/MM/yyyy";
    if (objSetter.getFormat() != null && !objSetter.getFormat().equals("")) {
        format = objSetter.getFormat();
    }
    dateBox.setFormat(new DateBox.DefaultFormat(DateTimeFormat.getFormat(format)));

    dateBox.addValueChangeHandler(new ValueChangeHandler<Date>() {

        @Override
        @SuppressWarnings("rawtypes")
        public void onValueChange(ValueChangeEvent<Date> arg0) {
            if (DateBoxWrapper.this.date == null) {
                ClassType cType = TypeOracle.Instance
                        .getClassType(DateBoxWrapper.this.objSetter.getObj().getClass());
                DateBoxWrapper.this.date = new Date();
                cType.invoke(DateBoxWrapper.this.objSetter.getObj(), DateBoxWrapper.this.objSetter.getSetter(),
                        new Object[] { DateBoxWrapper.this.date });
            }

            if (DateBoxWrapper.this.dateBox.getValue() != null) {
                DateBoxWrapper.this.date.setTime(DateBoxWrapper.this.dateBox.getValue().getTime());
            } else {
                DateBoxWrapper.this.date = null;
                ClassType cType = TypeOracle.Instance
                        .getClassType(DateBoxWrapper.this.objSetter.getObj().getClass());
                cType.invoke(DateBoxWrapper.this.objSetter.getObj(), DateBoxWrapper.this.objSetter.getSetter(),
                        new Object[] { DateBoxWrapper.this.date });
            }
        }
    });

    //gwt issue 4084 (Fixed in version 2.5)
    dateBox.getTextBox().addValueChangeHandler(new ValueChangeHandler<String>() {
        @Override
        public void onValueChange(ValueChangeEvent<String> event) {
            if ("".equals(event.getValue()) || null == event.getValue()) {
                ValueChangeEvent.fire(dateBox, null);
            }
        }
    });
    initWidget(dateBox);
}

From source file:at.ac.fhcampuswien.atom.client.gui.attributes.components.slider.SliderBar.java

License:Apache License

/**
 * Set the current value and optionally fire the onValueChange event.
 * /*from  w w  w  .jav a2 s . co  m*/
 * @param curValue the current value
 * @param fireEvent fire the onValue change event if true
 */
public void setCurrentValue(double curValue, boolean fireEvent) {
    // Confine the value to the range
    this.curValue = Math.max(minValue, Math.min(maxValue, curValue));
    double remainder = (this.curValue - minValue) % stepSize;
    this.curValue -= remainder;

    // Go to next step if more than halfway there
    if ((remainder > (stepSize / 2)) && ((this.curValue + stepSize) <= maxValue)) {
        this.curValue += stepSize;
    }

    // Redraw the knob
    drawKnob();

    // Fire the ValueChangeEvent
    if (fireEvent) {
        ValueChangeEvent.fire(this, this.curValue);
    }
}

From source file:bufferings.ktr.wjr.client.ui.widget.WjrTreeItem.java

License:Apache License

/**
 * Sets the check box value.//from   www. j  a va 2s.co  m
 * 
 * @param checked
 *          True if checked, false if not.
 * @param fireEvent
 *          True if you want to fire {@link ValueChangeEvent}, false if not.
 */
public void setChecked(boolean checked, boolean fireEvent) {
    checkBox.setValue(checked);
    if (fireEvent) {
        propagateCheckBoxValueToChildren(this, checked);
        propagateCheckBoxValueToParent(this);
        ValueChangeEvent.fire(this, this);
    }
}

From source file:bufferings.ktr.wjr.client.ui.widget.WjrTreeItem.java

License:Apache License

/**
 * Handles check box value change event.
 * /* ww  w. j a va 2s  . c o  m*/
 * @param event
 *          The event information.
 */
@UiHandler("checkBox")
protected void handleCheckBoxValueChange(ValueChangeEvent<Boolean> event) {
    boolean value = event.getValue();
    propagateCheckBoxValueToChildren(this, value);
    propagateCheckBoxValueToParent(this);
    ValueChangeEvent.fire(this, this);
}

From source file:cc.alcina.framework.gwt.client.widget.complex.SliderBar.java

License:Apache License

/**
 * Set the current value and optionally fire the onValueChange event.
 *
 * @param curValue// w w w. j av a  2 s  .  c  o  m
 *            the current value
 * @param fireEvent
 *            fire the onValue change event if true
 */
public void setCurrentValue(double curValue, boolean fireEvent) {
    // Confine the value to the range
    this.curValue = Math.max(minValue, Math.min(maxValue, curValue));
    double remainder = (this.curValue - minValue) % stepSize;
    this.curValue -= remainder;
    // Go to next step if more than halfway there
    if ((remainder > (stepSize / 2)) && ((this.curValue + stepSize) <= maxValue)) {
        this.curValue += stepSize;
    }
    // Redraw the knob
    drawKnob();
    // Fire the onValueChange event
    if (fireEvent) {
        ValueChangeEvent.fire(this, curValue);
    }
}

From source file:com.alkacon.acacia.client.UndoRedoHandler.java

License:Open Source License

/**
 * Fires a value change event to indicate the undo/redo state has changed.<p>
 *//* w ww.  j a va 2  s .  c  o  m*/
private void fireStateChange() {

    ValueChangeEvent.fire(this, new UndoRedoState(hasUndo(), hasRedo()));
}

From source file:com.alkacon.acacia.client.ValidationHandler.java

License:Open Source License

/**
 * Displays the given error messages within the form.<p>
 * //from   www  .ja v a2s. co m
 * @param entityId the entity id
 * @param validationResult the validationResult
 */
public void displayValidation(String entityId, ValidationResult validationResult) {

    if (m_formTabPanel != null) {
        AttributeHandler.clearErrorStyles(m_formTabPanel);
    }
    if (validationResult.hasWarnings(entityId)) {
        for (Entry<String[], String> warning : validationResult.getWarnings(entityId).entrySet()) {
            String[] pathElements = warning.getKey();
            // check if there are no errors for this attribute
            if (!validationResult.hasErrors(entityId)
                    || !validationResult.getErrors(entityId).containsKey(pathElements)) {
                AttributeHandler handler = m_rootHandler.getHandlerByPath(pathElements);
                if (handler != null) {
                    String attributeName = pathElements[pathElements.length - 1];
                    handler.setWarningMessage(ContentDefinition.extractIndex(attributeName), warning.getValue(),
                            m_formTabPanel);
                }
            }
        }
    }
    if (validationResult.hasErrors(entityId)) {
        for (Entry<String[], String> error : validationResult.getErrors(entityId).entrySet()) {
            String[] pathElements = error.getKey();
            AttributeHandler handler = m_rootHandler.getHandlerByPath(pathElements);
            if (handler != null) {
                String attributeName = pathElements[pathElements.length - 1];
                handler.setErrorMessage(ContentDefinition.extractIndex(attributeName), error.getValue(),
                        m_formTabPanel);
            }
        }
        m_validationContext.addInvalidEntity(entityId);
    } else {
        m_validationContext.addValidEntity(entityId);
    }
    ValueChangeEvent.fire(this, m_validationContext);
    m_validating = false;
}

From source file:com.alkacon.acacia.client.widgets.A_EditWidget.java

License:Open Source License

/**
 * Fires the value change event, if the value has changed.<p>
 * //from www.ja  v a 2 s . co m
 * @param force <code>true</code> to force firing the event, not regarding an actually changed value 
 */
protected void fireValueChange(boolean force) {

    String currentValue = getValue();
    if (force || !currentValue.equals(m_previousValue)) {
        m_previousValue = currentValue;
        ValueChangeEvent.fire(this, currentValue);
    }
}

From source file:com.alkacon.forms.client.widgets.A_EditWidget.java

License:Open Source License

/**
 * Fires the value change event, if the value has changed.<p>
 *//* w w  w .  j ava2 s.c o m*/
protected void fireValueChange() {

    String currentValue = getValue();
    if (!currentValue.equals(m_previousValue)) {
        m_previousValue = currentValue;
    }
    ValueChangeEvent.fire(this, currentValue);
}

From source file:com.alkacon.geranium.client.ui.AreaSelectPanel.java

License:Open Source License

/**
 * Fires the value change event.<p>
 * /*from ww  w.  ja  v  a 2 s .  com*/
 * @param alwaysFire <code>true</code> to always fire the change event, ignoring the fire all flag 
 */
private void fireChangeEvent(boolean alwaysFire) {

    if (alwaysFire || m_isFireAll) {
        ValueChangeEvent.fire(this, m_currentSelection);
    }
}