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

Introduction

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

Prototype

public static <T> void fireIfNotEqual(HasValueChangeHandlers<T> source, T oldValue, T newValue)

Source Link

Document

Fires value change event if the old value is not equal to the new value.

Usage

From source file:com.arcbees.chosen.client.gwt.ChosenValueListBox.java

License:Apache License

private void setValue(T newValue, boolean fireEvents, boolean update) {
    Preconditions.checkState(isAccepted(newValue),
            "This value is not in the acceptable values " + "list of this component");

    if (Objects.equals(newValue, value)) {
        return;//from   ww  w  . j ava2 s.  c o m
    }

    T before = value;
    value = newValue;

    if (update) {
        updateChosenListBox();
    }

    if (fireEvents) {
        ValueChangeEvent.fireIfNotEqual(this, before, value);
    }
}

From source file:com.dianaui.universal.core.client.ui.CheckBoxButton.java

License:Apache License

@Override
public void onBrowserEvent(Event event) {
    boolean oldValue = getValue();

    switch (DOM.eventGetType(event)) {
    case Event.ONCLICK:
        setValue(!getValue(), false);//w  w  w  .  ja  va2  s . c o  m

        ValueChangeEvent.fireIfNotEqual(CheckBoxButton.this, oldValue, getValue());
        break;
    default:
        super.onBrowserEvent(event);
        break;
    }
}

From source file:com.dianaui.universal.core.client.ui.gwt.RichTextArea.java

License:Apache License

@Override
public void setValue(String value, boolean fireEvents) {
    setHTML(value);//www  . ja v a  2s.com
    if (fireEvents) {
        ValueChangeEvent.fireIfNotEqual(this, getHTML(), value);
    }
}

From source file:com.dianaui.universal.core.client.ui.gwt.SimpleRadioButton.java

License:Apache License

/**
 * Overridden to send ValueChangeEvents only when appropriate.
 *//*from   w w  w .  j  ava 2 s.  c o m*/
@Override
public void onBrowserEvent(Event event) {
    switch (DOM.eventGetType(event)) {
    case Event.ONMOUSEUP:
    case Event.ONBLUR:
    case Event.ONKEYDOWN:
        // Note the old value for onValueChange purposes (in ONCLICK case)
        oldValue = getValue();
        break;

    case Event.ONCLICK:
        // Let our handlers hear about the click...
        super.onBrowserEvent(event);
        // ...and now maybe tell them about the change
        ValueChangeEvent.fireIfNotEqual(SimpleRadioButton.this, oldValue, getValue());
        return;
    }

    super.onBrowserEvent(event);
}

From source file:com.dianaui.universal.core.client.ui.Radio.java

License:Apache License

/**
 * Overridden to send ValueChangeEvents only when appropriate.
 *///from  ww  w . ja v a  2 s.c o m
@Override
public void onBrowserEvent(Event event) {
    switch (DOM.eventGetType(event)) {
    case Event.ONMOUSEUP:
    case Event.ONBLUR:
    case Event.ONKEYDOWN:
        // Note the old value for onValueChange purposes (in ONCLICK case)
        oldValue = getValue();
        break;

    case Event.ONCLICK:
        EventTarget target = event.getEventTarget();
        if (Element.is(target) && labelElem.isOrHasChild(Element.as(target))) {

            // They clicked the label. Note our pre-click value, and
            // short circuit event routing so that other click handlers
            // don't hear about it
            oldValue = getValue();
            return;
        }

        // It's not the label. Let our handlers hear about the
        // click...
        super.onBrowserEvent(event);
        // ...and now maybe tell them about the change
        ValueChangeEvent.fireIfNotEqual(Radio.this, oldValue, getValue());
        return;
    }

    super.onBrowserEvent(event);
}

From source file:com.dianaui.universal.core.client.ui.RadioButton.java

License:Apache License

@Override
public void onBrowserEvent(Event event) {
    boolean oldValue = getValue();

    switch (DOM.eventGetType(event)) {
    case Event.ONCLICK:
        setValue(!getValue(), false);//from w  w  w  .  j a  v a  2s .  co m

        if (getParent() != null && getParent() instanceof ButtonGroup) {
            ButtonGroup group = (ButtonGroup) getParent();
            for (int i = 0; i < ((ButtonGroup) getParent()).getWidgetCount(); i++) {
                if (group.getWidget(i) instanceof RadioButton && group.getWidget(i) != this) {
                    ((RadioButton) group.getWidget(i)).setValue(false, false);
                }
            }
        }
        ValueChangeEvent.fireIfNotEqual(RadioButton.this, oldValue, getValue());
        break;
    default:
        super.onBrowserEvent(event);
        break;
    }
}

From source file:com.dianaui.universal.core.client.ui.TabContent.java

License:Apache License

public void selectTab(final int index) {
    for (int i = 0; i < getWidgetCount(); i++) {
        final TabPane tab = (TabPane) getWidget(i);

        if (tab.isActive()) {
            tab.setActive(false);//w w w.jav  a 2s . c om
        }
    }

    ((TabPane) getWidget(index)).setActive(true);

    ValueChangeEvent.fireIfNotEqual(this, selected, index);

    this.selected = index;
}

From source file:com.gafactory.core.client.ui.widgets.ValueListBoxSelect.java

License:Apache License

public void setValue(T value, boolean fireEvents) {
    if (value == this.value || (this.value != null && this.value.equals(value))) {
        return;//from w ww . j  a  v a  2  s.com
    }

    T before = this.value;
    this.value = value;
    updateListBox();

    if (fireEvents) {
        ValueChangeEvent.fireIfNotEqual(this, before, value);
    }
}

From source file:com.github.gwt.user.client.ui.DateTimeBox.java

License:Apache License

@Override
public void setValue(Date value, boolean fireEvents) {
    Date oldValue = box.getDate();
    box.setDate(value);//from   w  ww .j a  v a2s . c om
    if (fireEvents) {
        ValueChangeEvent.fireIfNotEqual(this, oldValue, value);
    }
}

From source file:com.github.gwtbootstrap.client.ui.RadioButton.java

License:Apache License

/**
 * Overridden to send ValueChangeEvents only when appropriate.
 *///www  .  ja va  2  s. c  o  m
@Override
public void onBrowserEvent(Event event) {

    switch (DOM.eventGetType(event)) {
    case Event.ONMOUSEUP:
    case Event.ONBLUR:
    case Event.ONKEYDOWN:
        // Note the old value for onValueChange purposes (in ONCLICK case)
        oldValue = getValue();
        break;

    case Event.ONCLICK:
        EventTarget target = event.getEventTarget();

        if (Element.is(target) && !Element.as(target).getTagName().toUpperCase().equals("INPUT")
                && asLabel().isOrHasChild(Element.as(target))) {
            GWT.log("test");
            // They clicked the label. Note our pre-click value, and
            // short circuit event routing so that other click handlers
            // don't hear about it
            oldValue = getValue();
            return;
        }

        // It's not the label. Let our handlers hear about the
        // click...
        super.onBrowserEvent(event);
        // ...and now maybe tell them about the change
        ValueChangeEvent.fireIfNotEqual(RadioButton.this, oldValue, getValue());
        return;
    }
    super.onBrowserEvent(event);
}