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/*
* Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package javafx.scene.control.skin;
import java.time.LocalDate;
import java.time.YearMonth;
import java.time.chrono.HijrahChronology;
import com.sun.javafx.scene.control.DatePickerContent;
import com.sun.javafx.scene.control.DatePickerHijrahContent;
import com.sun.javafx.scene.control.behavior.BehaviorBase;
import com.sun.javafx.scene.control.behavior.ComboBoxBaseBehavior;
import javafx.beans.InvalidationListener;
import javafx.beans.Observable;
import javafx.event.ActionEvent;
import javafx.geometry.Insets;
import javafx.scene.Node;
import javafx.scene.control.Button;
import javafx.scene.control.Control;
import javafx.scene.control.DatePicker;
import javafx.scene.control.TextField;
import javafx.util.StringConverter;
import com.sun.javafx.scene.control.behavior.DatePickerBehavior;
/**
* Default skin implementation for the {@link DatePicker} control.
*
* @see DatePicker
* @since 9
*/
public class DatePickerSkin extends ComboBoxPopupControl {
/***************************************************************************
* *
* Private fields *
* *
**************************************************************************/
private final DatePicker datePicker;
private TextField displayNode;
private DatePickerContent datePickerContent;
private final DatePickerBehavior behavior;
/***************************************************************************
* *
* Constructors *
* *
**************************************************************************/
/**
* Creates a new DatePickerSkin instance, installing the necessary child
* nodes into the Control {@link Control#getChildren() children} list, as
* well as the necessary input mappings for handling key, mouse, etc events.
*
* @param control The control that this skin should be installed onto.
*/
public DatePickerSkin(final DatePicker control) {
super(control);
this.datePicker = control;
// install default input map for the control
this.behavior = new DatePickerBehavior(control);
// control.setInputMap(behavior.getInputMap());
// The "arrow" is actually a rectangular svg icon resembling a calendar.
// Round the size of the icon to whole integers to get sharp edges.
arrow.paddingProperty().addListener(new InvalidationListener() {
// This boolean protects against unwanted recursion.
private boolean rounding = false;
@Override public void invalidated(Observable observable) {
if (!rounding) {
Insets padding = arrow.getPadding();
Insets rounded = new Insets(Math.round(padding.getTop()), Math.round(padding.getRight()),
Math.round(padding.getBottom()), Math.round(padding.getLeft()));
if (!rounded.equals(padding)) {
rounding = true;
arrow.setPadding(rounded);
rounding = false;
}
}
}
});
registerChangeListener(control.chronologyProperty(), e -> {
updateDisplayNode();
datePickerContent = null;
popup = null;
});
registerChangeListener(control.converterProperty(), e -> updateDisplayNode());
registerChangeListener(control.dayCellFactoryProperty(), e -> {
updateDisplayNode();
datePickerContent = null;
popup = null;
});
registerChangeListener(control.showWeekNumbersProperty(), e -> {
if (datePickerContent != null) {
datePickerContent.updateGrid();
datePickerContent.updateWeeknumberDateCells();
}
});
registerChangeListener(control.valueProperty(), e -> {
updateDisplayNode();
if (datePickerContent != null) {
LocalDate date = control.getValue();
datePickerContent.displayedYearMonthProperty().set((date != null) ? YearMonth.from(date) : YearMonth.now());
datePickerContent.updateValues();
}
control.fireEvent(new ActionEvent());
});
registerChangeListener(control.showingProperty(), e -> {
if (control.isShowing()) {
if (datePickerContent != null) {
LocalDate date = control.getValue();
datePickerContent.displayedYearMonthProperty().set((date != null) ? YearMonth.from(date) : YearMonth.now());
datePickerContent.updateValues();
}
show();
} else {
hide();
}
});
if (control.isShowing()) {
show();
}
}
/***************************************************************************
* *
* Public API *
* *
**************************************************************************/
/** {@inheritDoc} */
@Override public void dispose() {
super.dispose();
if (behavior != null) {
behavior.dispose();
}
}
/** {@inheritDoc} */
@Override public Node getPopupContent() {
if (datePickerContent == null) {
if (datePicker.getChronology() instanceof HijrahChronology) {
datePickerContent = new DatePickerHijrahContent(datePicker);
} else {
datePickerContent = new DatePickerContent(datePicker);
}
}
return datePickerContent;
}
/** {@inheritDoc} */
@Override protected double computeMinWidth(double height,
double topInset, double rightInset,
double bottomInset, double leftInset) {
return 50;
}
/** {@inheritDoc} */
@Override public void show() {
super.show();
datePickerContent.clearFocus();
}
/** {@inheritDoc} */
@Override protected TextField getEditor() {
// Use getSkinnable() here because this method is called from
// the super constructor before datePicker is initialized.
return ((DatePicker)getSkinnable()).getEditor();
}
/** {@inheritDoc} */
@Override protected StringConverter getConverter() {
return ((DatePicker)getSkinnable()).getConverter();
}
/** {@inheritDoc} */
@Override public Node getDisplayNode() {
if (displayNode == null) {
displayNode = getEditableInputNode();
displayNode.getStyleClass().add("date-picker-display-node");
updateDisplayNode();
}
displayNode.setEditable(datePicker.isEditable());
return displayNode;
}
/***************************************************************************
* *
* Private implementation *
* *
**************************************************************************/
/** {@inheritDoc} */
@Override void focusLost() {
// do nothing
}
/** {@inheritDoc} */
@Override ComboBoxBaseBehavior getBehavior() {
return behavior;
}
}
