/*
* 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.renderer.google.client;
import com.google.gwt.dom.client.Style;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.Event;
import com.google.gwt.user.client.ui.FlowPanel;
import com.google.gwt.user.client.ui.HasVerticalAlignment;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.googlecode.gwt.charts.client.event.SortEvent;
import com.googlecode.gwt.charts.client.event.SortHandler;
import com.googlecode.gwt.charts.client.options.TableSort;
import com.googlecode.gwt.charts.client.table.Table;
import com.googlecode.gwt.charts.client.table.TableOptions;
import org.dashbuilder.renderer.google.client.resources.i18n.GoogleDisplayerConstants;
import org.gwtbootstrap3.client.ui.AnchorListItem;
import org.gwtbootstrap3.client.ui.Icon;
import org.gwtbootstrap3.client.ui.Label;
import org.gwtbootstrap3.client.ui.Pagination;
import org.gwtbootstrap3.client.ui.Tooltip;
import org.gwtbootstrap3.client.ui.constants.IconSize;
import org.gwtbootstrap3.client.ui.constants.IconType;
import org.gwtbootstrap3.client.ui.constants.PaginationSize;
public class GoogleTableDisplayerView
extends GoogleDisplayerView<GoogleTableDisplayer>
implements GoogleTableDisplayer.View {
private Table table;
protected int pageSize = 10;
protected int width = 500;
protected int totalPages = 1;
protected int currentPage = 1;
protected int totalRows = 0;
protected int leftMostPageNumber = 0;
protected int rightMostPageNumber = 0;
protected boolean pagerEnabled = false;
protected boolean totalPagesHintEnabled = false;
protected boolean totalRowsHintEnabled = false;
@Override
public String getGroupsTitle() {
return GoogleDisplayerConstants.INSTANCE.common_Rows();
}
@Override
public String getColumnsTitle() {
return GoogleDisplayerConstants.INSTANCE.common_Columns();
}
@Override
public void createTable() {
table = new Table();
}
@Override
public void setSortEnabled(boolean enabled) {
if (enabled) {
table.addSortHandler(new SortHandler() {
public void onSort(SortEvent sortEvent) {
String columnId = getDataTable().getColumnId(sortEvent.getColumn());
getPresenter().sortBy(columnId);
}
} );
}
}
@Override
public void setTotalPagesHintEnabled(boolean enabled) {
this.totalPagesHintEnabled = enabled;
}
@Override
public void setTotalRowsHintEnabled(boolean enabled) {
this.totalRowsHintEnabled = enabled;
}
@Override
public void setPageSize(int size) {
this.pageSize = size;
}
@Override
public void setWidth(int width) {
this.width = width;
}
@Override
public void setPagerEnabled(boolean enabled) {
this.pagerEnabled = enabled;
}
@Override
public void setCurrentPage(int currentPage) {
this.currentPage = currentPage;
}
@Override
public void setTotalRows(int numberOfRows) {
this.totalRows = numberOfRows;
}
@Override
public void setTotalPages(int numberOfPages) {
this.totalPages = numberOfPages;
}
@Override
public void setLeftMostPageNumber(int n) {
this.leftMostPageNumber = n;
}
@Override
public void setRightMostPageNumber(int n) {
this.rightMostPageNumber = n;
}
@Override
public void nodata() {
table.draw(getDataTable(), createOptions());
FlowPanel tablePanel = new FlowPanel();
tablePanel.add(table);
tablePanel.add(new Label(GoogleDisplayerConstants.INSTANCE.common_noData()));
super.showDisplayer(tablePanel);
}
@Override
public void drawTable() {
table.draw(getDataTable(), createOptions());
FlowPanel tablePanel = new FlowPanel();
tablePanel.add(table);
if (pagerEnabled) {
HorizontalPanel pager = createTablePager();
tablePanel.add(pager);
}
super.showDisplayer(tablePanel);
}
protected TableOptions createOptions() {
TableOptions options = TableOptions.create();
options.setSort(TableSort.EVENT);
options.setPageSize(pageSize);
options.setShowRowNumber(false);
options.setWidth(width);
return options;
}
protected HorizontalPanel createTablePager() {
HorizontalPanel pagerPanel = new HorizontalPanel();
pagerPanel.setVerticalAlignment(HasVerticalAlignment.ALIGN_MIDDLE);
pagerPanel.getElement().setAttribute("cellpadding", "5");
Pagination pagination = new Pagination();
pagination.setPaginationSize(PaginationSize.NONE);
for (int i = leftMostPageNumber; i <= rightMostPageNumber; i++) {
AnchorListItem pageLink = new AnchorListItem(Integer.toString(i));
final Integer _currentPage = i;
if (currentPage != i) {
pageLink.setActive(false);
pageLink.addClickHandler(new ClickHandler() {
public void onClick(ClickEvent event) {
getPresenter().gotoPage(_currentPage.intValue());
}
});
} else {
pageLink.setActive(true);
}
pagination.add(pageLink);
}
Icon leftPageIcon = new Icon(IconType.ANGLE_LEFT);
leftPageIcon.setSize(IconSize.LARGE );
leftPageIcon.getElement().getStyle().setCursor(Style.Cursor.POINTER);
leftPageIcon.sinkEvents(Event.ONCLICK);
leftPageIcon.addHandler(createGotoPageHandler(currentPage - 1), ClickEvent.getType());
Tooltip leftPageTooltip = new Tooltip(GoogleDisplayerConstants.INSTANCE.googleTableDisplayer_gotoPreviousPage());
leftPageTooltip.add(leftPageIcon);
Icon rightPageIcon = new Icon(IconType.ANGLE_RIGHT);
rightPageIcon.setSize(IconSize.LARGE);
rightPageIcon.getElement().getStyle().setCursor(Style.Cursor.POINTER);
rightPageIcon.sinkEvents(Event.ONCLICK);
rightPageIcon.addHandler(createGotoPageHandler(currentPage + 1), ClickEvent.getType());
Tooltip rightPageTooltip = new Tooltip( GoogleDisplayerConstants.INSTANCE.googleTableDisplayer_gotoNextPage() );
rightPageTooltip.add(rightPageIcon);
Icon firstPageIcon = new Icon(IconType.ANGLE_DOUBLE_LEFT);
firstPageIcon.setSize(IconSize.LARGE);
firstPageIcon.getElement().getStyle().setCursor(Style.Cursor.POINTER);
firstPageIcon.sinkEvents(Event.ONCLICK);
firstPageIcon.addHandler(createGotoPageHandler(1), ClickEvent.getType());
Tooltip firstPageTooltip = new Tooltip(GoogleDisplayerConstants.INSTANCE.googleTableDisplayer_gotoFirstPage());
firstPageTooltip.add(firstPageIcon);
Icon lastPageIcon = new Icon(IconType.ANGLE_DOUBLE_RIGHT);
lastPageIcon.setSize(IconSize.LARGE);
lastPageIcon.getElement().getStyle().setCursor(Style.Cursor.POINTER);
lastPageIcon.sinkEvents(Event.ONCLICK);
lastPageIcon.addHandler(createGotoPageHandler(totalPages), ClickEvent.getType());
Tooltip lastPageTooltip = new Tooltip(GoogleDisplayerConstants.INSTANCE.googleTableDisplayer_gotoLastPage());
lastPageTooltip.add(lastPageIcon);
pagerPanel.add(firstPageTooltip);
pagerPanel.add(leftPageTooltip);
pagerPanel.add(pagination);
pagerPanel.add(rightPageTooltip);
pagerPanel.add(lastPageTooltip);
if (totalPagesHintEnabled) {
pagerPanel.add(new Label(GoogleDisplayerConstants.INSTANCE.googleTableDisplayer_pages(
Integer.toString(leftMostPageNumber),
Integer.toString(rightMostPageNumber),
Integer.toString(totalPages))));
}
if (totalRowsHintEnabled) {
int currentRowsShown = currentPage * pageSize > totalRows ? totalRows : currentPage * pageSize;
pagerPanel.add(new Label(GoogleDisplayerConstants.INSTANCE.googleTableDisplayer_rows(
Integer.toString(((currentPage - 1) * pageSize) + 1),
Integer.toString(currentRowsShown),
Integer.toString(totalRows))));
}
return pagerPanel;
}
protected ClickHandler createGotoPageHandler(final int page) {
return new ClickHandler() {
public void onClick(ClickEvent event) {
getPresenter().gotoPage(page);
}
};
}
}