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/*
* Copyright 2011 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.ui;
import java.util.Date;
import com.vaadin.data.Property;
import com.vaadin.server.PaintException;
import com.vaadin.server.PaintTarget;
import com.vaadin.shared.ui.datefield.PopupDateFieldState;
/**
* <p>
* A date entry component, which displays the actual date selector as a popup.
*
* </p>
*
* @see DateField
* @see InlineDateField
* @author Vaadin Ltd.
* @since 5.0
*/
public class PopupDateField extends DateField {
private String inputPrompt = null;
public PopupDateField() {
super();
}
public PopupDateField(Property dataSource) throws IllegalArgumentException {
super(dataSource);
}
public PopupDateField(String caption, Date value) {
super(caption, value);
}
public PopupDateField(String caption, Property dataSource) {
super(caption, dataSource);
}
public PopupDateField(String caption) {
super(caption);
}
@Override
public void paintContent(PaintTarget target) throws PaintException {
super.paintContent(target);
if (inputPrompt != null) {
target.addAttribute("prompt", inputPrompt);
}
}
/**
* Gets the current input prompt.
*
* @see #setInputPrompt(String)
* @return the current input prompt, or null if not enabled
*/
public String getInputPrompt() {
return inputPrompt;
}
/**
* Sets the input prompt - a textual prompt that is displayed when the field
* would otherwise be empty, to prompt the user for input.
*
* @param inputPrompt
*/
public void setInputPrompt(String inputPrompt) {
this.inputPrompt = inputPrompt;
markAsDirty();
}
@Override
protected PopupDateFieldState getState() {
return (PopupDateFieldState) super.getState();
}
/**
* Checks whether the text field is enabled (default) or not.
*
* @see PopupDateField#setTextFieldEnabled(boolean);
*
* @return <b>true</b> if the text field is enabled, <b>false</b> otherwise.
*/
public boolean isTextFieldEnabled() {
return getState().textFieldEnabled;
}
/**
* Enables or disables the text field. By default the text field is enabled.
* Disabling it causes only the button for date selection to be active, thus
* preventing the user from entering invalid dates.
*
* See {@link http://dev.vaadin.com/ticket/6790}.
*
* @param state
* <b>true</b> to enable text field, <b>false</b> to disable it.
*/
public void setTextFieldEnabled(boolean state) {
getState().textFieldEnabled = state;
}
}
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