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/*
* Copyright 2000-2022 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.client.ui;
import com.google.gwt.user.client.ui.Focusable;
import com.vaadin.client.StyleConstants;
import com.vaadin.client.annotations.OnStateChange;
import com.vaadin.client.ui.HasRequiredIndicator;
import com.vaadin.v7.shared.AbstractFieldState;
@Deprecated
public abstract class AbstractFieldConnector
extends AbstractLegacyComponentConnector
implements HasRequiredIndicator {
@Override
public AbstractFieldState getState() {
return (AbstractFieldState) super.getState();
}
@Override
public boolean isReadOnly() {
return super.isReadOnly() || getState().propertyReadOnly;
}
public boolean isModified() {
return getState().modified;
}
/**
* Checks whether the required indicator should be shown for the field.
* Required indicators are hidden if the field or its data source is
* read-only.
* <p>
* NOTE: since 8.0 this only delegates to
* {@link #isRequiredIndicatorVisible()}, and is left for legacy reasons.
*
* @deprecated Use {@link #isRequiredIndicatorVisible()} instead.
*
* @return true if required indicator should be shown
*/
@Deprecated
public boolean isRequired() {
return isRequiredIndicatorVisible();
}
/**
* Checks whether the required indicator should be shown for the field.
*
* Required indicators are hidden if the field or its data source is
* read-only.
*
* @return true if required indicator should be shown
*/
@Override
public boolean isRequiredIndicatorVisible() {
return getState().required && !isReadOnly();
}
@Override
public boolean isErrorIndicatorVisible() {
return super.isErrorIndicatorVisible() && !getState().hideErrors;
}
@Override
protected void updateWidgetStyleNames() {
super.updateWidgetStyleNames();
// add / remove modified style name to Fields
setWidgetStyleName(StyleConstants.MODIFIED, isModified());
// add / remove error style name to Fields
setWidgetStyleNameWithPrefix(getWidget().getStylePrimaryName(),
StyleConstants.REQUIRED_EXT, isRequiredIndicatorVisible());
getWidget().setStyleName(StyleConstants.REQUIRED,
isRequiredIndicatorVisible());
}
@OnStateChange("tabIndex")
void updateTabIndex() {
// AbstractFieldState is not inheriting TabIndexState because of
// AbstractLegacyComponentState, thus need to set tab index here
// (instead of AbstractComponentConnector)
if (getWidget() instanceof Focusable) {
((Focusable) getWidget()).setTabIndex(getState().tabIndex);
}
}
}
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