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/*
* Copyright 2000-2016 Vaadin Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.vaadin.v7.ui;
import java.util.Collection;
import org.jsoup.nodes.Attributes;
import org.jsoup.nodes.Element;
import com.vaadin.event.FieldEvents.BlurEvent;
import com.vaadin.event.FieldEvents.BlurListener;
import com.vaadin.event.FieldEvents.FocusAndBlurServerRpcDecorator;
import com.vaadin.event.FieldEvents.FocusEvent;
import com.vaadin.event.FieldEvents.FocusListener;
import com.vaadin.shared.MouseEventDetails;
import com.vaadin.ui.declarative.DesignAttributeHandler;
import com.vaadin.ui.declarative.DesignContext;
import com.vaadin.v7.data.Property;
import com.vaadin.v7.shared.ui.checkbox.CheckBoxServerRpc;
import com.vaadin.v7.shared.ui.checkbox.CheckBoxState;
/**
* @author Vaadin Ltd
*
* @deprecated As of 8.0 replaced by {@link com.vaadin.ui.CheckBox} based on the
* new data binding API
*/
@Deprecated
public class CheckBox extends AbstractField<Boolean> {
private CheckBoxServerRpc rpc = new CheckBoxServerRpc() {
@Override
public void setChecked(boolean checked,
MouseEventDetails mouseEventDetails) {
if (isReadOnly()) {
return;
}
/*
* Client side updates the state before sending the event so we need
* to make sure the cached state is updated to match the client. If
* we do not do this, a reverting setValue() call in a listener will
* not cause the new state to be sent to the client.
*
* See #11028, #10030.
*/
getUI().getConnectorTracker().getDiffState(CheckBox.this)
.put("checked", checked);
final Boolean oldValue = getValue();
final Boolean newValue = checked;
if (!newValue.equals(oldValue)) {
// The event is only sent if the switch state is changed
setValue(newValue);
}
}
};
/**
* Creates a new checkbox.
*/
public CheckBox() {
registerRpc(rpc);
registerRpc(new FocusAndBlurServerRpcDecorator(this, this::fireEvent));
setValue(Boolean.FALSE);
}
/**
* Creates a new checkbox with a set caption.
*
* @param caption
* the Checkbox caption.
*/
public CheckBox(String caption) {
this();
setCaption(caption);
}
/**
* Creates a new checkbox with a caption and a set initial state.
*
* @param caption
* the caption of the checkbox
* @param initialState
* the initial state of the checkbox
*/
public CheckBox(String caption, boolean initialState) {
this(caption);
setValue(initialState);
}
/**
* Creates a new checkbox that is connected to a boolean property.
*
* @param state
* the Initial state of the switch-button.
* @param dataSource
*/
public CheckBox(String caption, Property<?> dataSource) {
this(caption);
setPropertyDataSource(dataSource);
}
@Override
public Class<Boolean> getType() {
return Boolean.class;
}
@Override
protected CheckBoxState getState() {
return (CheckBoxState) super.getState();
}
/*
* Overridden to keep the shared state in sync with the AbstractField
* internal value. Should be removed once AbstractField is refactored to use
* shared state.
*
* See tickets #10921 and #11064.
*/
@Override
protected void setInternalValue(Boolean newValue) {
super.setInternalValue(newValue);
if (newValue == null) {
newValue = false;
}
getState().checked = newValue;
}
public void addBlurListener(BlurListener listener) {
addListener(BlurEvent.EVENT_ID, BlurEvent.class, listener,
BlurListener.blurMethod);
}
/**
* @deprecated As of 7.0, replaced by {@link #addBlurListener(BlurListener)}
**/
@Deprecated
public void addListener(BlurListener listener) {
addBlurListener(listener);
}
public void removeBlurListener(BlurListener listener) {
removeListener(BlurEvent.EVENT_ID, BlurEvent.class, listener);
}
/**
* @deprecated As of 7.0, replaced by
* {@link #removeBlurListener(BlurListener)}
**/
@Deprecated
public void removeListener(BlurListener listener) {
removeBlurListener(listener);
}
public void addFocusListener(FocusListener listener) {
addListener(FocusEvent.EVENT_ID, FocusEvent.class, listener,
FocusListener.focusMethod);
}
/**
* @deprecated As of 7.0, replaced by
* {@link #addFocusListener(FocusListener)}
**/
@Deprecated
public void addListener(FocusListener listener) {
addFocusListener(listener);
}
public void removeFocusListener(FocusListener listener) {
removeListener(FocusEvent.EVENT_ID, FocusEvent.class, listener);
}
/**
* @deprecated As of 7.0, replaced by
* {@link #removeFocusListener(FocusListener)}
**/
@Deprecated
public void removeListener(FocusListener listener) {
removeFocusListener(listener);
}
/**
* Get the boolean value of the button state.
*
* @return True iff the button is pressed down or checked.
*
* @deprecated As of 7.0, use {@link #getValue()} instead and, if needed,
* handle null values.
*/
@Deprecated
public boolean booleanValue() {
Boolean value = getValue();
return (null == value) ? false : value.booleanValue();
}
/*
* (non-Javadoc)
*
* @see com.vaadin.ui.AbstractField#readDesign(org.jsoup.nodes.Element,
* com.vaadin.ui.declarative.DesignContext)
*/
@Override
public void readDesign(Element design, DesignContext designContext) {
super.readDesign(design, designContext);
if (design.hasAttr("checked")) {
this.setValue(DesignAttributeHandler.readAttribute("checked",
design.attributes(), Boolean.class), false, true);
}
}
/*
* (non-Javadoc)
*
* @see com.vaadin.ui.AbstractField#getCustomAttributes()
*/
@Override
protected Collection<String> getCustomAttributes() {
Collection<String> attributes = super.getCustomAttributes();
attributes.add("checked");
return attributes;
}
/*
* (non-Javadoc)
*
* @see com.vaadin.ui.AbstractField#writeDesign(org.jsoup.nodes.Element,
* com.vaadin.ui.declarative.DesignContext)
*/
@Override
public void writeDesign(Element design, DesignContext designContext) {
super.writeDesign(design, designContext);
CheckBox def = (CheckBox) designContext.getDefaultInstance(this);
Attributes attr = design.attributes();
DesignAttributeHandler.writeAttribute("checked", attr, getValue(),
def.getValue(), Boolean.class, designContext);
}
@Override
public void clear() {
setValue(Boolean.FALSE);
}
@Override
public boolean isEmpty() {
return getValue() == null || getValue().equals(Boolean.FALSE);
}
}
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