/*
* Copyright 2014 Red Hat, Inc. and/or its affiliates.
*
* 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 org.dashbuilder.displayer.client.widgets.group;
import javax.enterprise.context.Dependent;
import com.google.gwt.core.client.GWT;
import com.google.gwt.event.dom.client.ChangeEvent;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.uibinder.client.UiHandler;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.Panel;
import com.google.gwt.user.client.ui.Widget;
import org.dashbuilder.dataset.client.resources.i18n.AggregateFunctionTypeConstants;
import org.dashbuilder.dataset.group.AggregateFunctionType;
import org.gwtbootstrap3.client.ui.Icon;
import org.gwtbootstrap3.client.ui.ListBox;
import org.gwtbootstrap3.client.ui.constants.IconType;
@Dependent
public class ColumnFunctionEditorView extends Composite implements ColumnFunctionEditor.View {
interface Binder extends UiBinder<Widget, ColumnFunctionEditorView> {}
private static Binder uiBinder = GWT.create(Binder.class);
@UiField
ListBox columnListBox;
@UiField
ListBox functionListBox;
@UiField
Icon columnDeleteIcon;
@UiField
Icon columnExpandIcon;
@UiField
Panel columnDetailsPanel;
@UiField(provided = true)
ColumnDetailsEditor columnDetailsEditor;
ColumnFunctionEditor presenter = null;
boolean voidFunctionEnabled = false;
@Override
public void init(final ColumnFunctionEditor presenter) {
this.presenter = presenter;
this.columnDetailsEditor = presenter.getColumnDetailsEditor();
initWidget(uiBinder.createAndBindUi(this));
columnExpandIcon.addDomHandler(new ClickHandler() {
public void onClick(ClickEvent event) {
expandOrCollapse();
}
}, ClickEvent.getType());
columnDeleteIcon.addDomHandler(new ClickHandler() {
public void onClick(ClickEvent event) {
presenter.delete();
}
}, ClickEvent.getType());
}
@Override
public void setDeleteOptionEnabled(boolean enabled) {
columnDeleteIcon.setVisible(enabled);
}
@Override
public void setColumnSelectorTitle(String title) {
columnListBox.setTitle(title);
}
@Override
public void clearColumnSelector() {
columnListBox.clear();
}
@Override
public void addColumnItem(String columnId) {
columnListBox.addItem(columnId);
}
@Override
public void setSelectedColumnIndex(int i) {
columnListBox.setSelectedIndex(i);
}
@Override
public String getSelectedColumnId() {
return columnListBox.getValue(columnListBox.getSelectedIndex());
}
@Override
public void setFunctionSelectorEnabled(boolean enabled) {
if (enabled) {
functionListBox.setVisible(true);
columnListBox.setWidth("120px");
} else {
functionListBox.setVisible(false);
columnListBox.setWidth("200px");
}
}
@Override
public void clearFunctionSelector() {
functionListBox.clear();
}
@Override
public void setVoidFunctionEnabled(boolean enabled) {
voidFunctionEnabled = enabled;
if (enabled) {
functionListBox.addItem("---");
}
}
@Override
public void addFunctionItem(AggregateFunctionType functionType) {
String functionName = AggregateFunctionTypeConstants.INSTANCE.getString(functionType.name());
functionListBox.addItem(functionName);
}
@Override
public void setSelectedFunctionIndex(int i) {
functionListBox.setSelectedIndex(voidFunctionEnabled ? i+1 : i);
}
@Override
public int getSelectedFunctionIndex() {
int i = functionListBox.getSelectedIndex();
return voidFunctionEnabled ? i-1 : i;
}
// UI events
protected void expandOrCollapse() {
if (columnDetailsPanel.isVisible()) {
collapse();
} else {
expand();
}
}
protected void expand() {
columnDetailsPanel.setVisible(true);
columnExpandIcon.setType(IconType.ARROW_UP);
}
protected void collapse() {
columnDetailsPanel.setVisible(false);
columnExpandIcon.setType(IconType.ARROW_DOWN);
}
@UiHandler(value = "columnListBox")
protected void onColumnSelected(ChangeEvent changeEvent) {
presenter.onColumnSelected();
}
@UiHandler(value = "functionListBox")
protected void onFunctionSelected(ChangeEvent changeEvent) {
presenter.onFunctionSelected();
}
}