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/*
@ITMillApache2LicenseForJavaFiles@
*/
package com.itmill.toolkit.demo;
import java.sql.SQLException;
import com.itmill.toolkit.data.util.QueryContainer;
import com.itmill.toolkit.demo.util.SampleDatabase;
import com.itmill.toolkit.event.Action;
import com.itmill.toolkit.ui.Button;
import com.itmill.toolkit.ui.Label;
import com.itmill.toolkit.ui.OrderedLayout;
import com.itmill.toolkit.ui.Table;
import com.itmill.toolkit.ui.Window;
/**
* Similar to QueryContainerDemo
*
* @author IT Mill Ltd.
* @since 4.0.0
*
*/
public class TableDemo extends com.itmill.toolkit.Application implements
Action.Handler {
private static final String ACTION_DESCRIPTION = "Use right mouse button to initiate "
+ "actions menu.<br />Note: on Opera use meta key "
+ "and left mouse button.";
private static final String TABLE_CAPTION = SampleDatabase.ROWCOUNT
+ " dynamically loaded rows from example SQL table";
// Table component where SQL rows are attached (using QueryContainer)
private final Table table = new Table();
// Label which displays last performed action against table row
private final Label tableLastAction = new Label(
"No action selected for table.");
// Database provided with sample data
private SampleDatabase sampleDatabase;
// Example Actions for table
private final Action ACTION1 = new Action("Upload");
private final Action ACTION2 = new Action("Download");
private final Action ACTION3 = new Action("Show history");
private final Action[] actions = new Action[] { ACTION1, ACTION2, ACTION3 };
// Button which is used to disable or enable table
// note: when button click event occurs, tableEnabler() method is called
private final Button tableEnabler = new Button("Disable table", this,
"tableEnabler");
// Button which is used to hide or show table
// note: when button click event occurs, tableVisibility() method is called
private final Button tableVisibility = new Button("Hide table", this,
"tableVisibility");
// Button which is used to hide or show table
// note: when button click event occurs, tableVisibility() method is called
private final Button tableCaption = new Button("Hide caption", this,
"tableCaption");
/**
* Initialize Application. Demo components are added to main window.
*/
public void init() {
final Window main = new Window("Table demo");
setMainWindow(main);
// create demo database
sampleDatabase = new SampleDatabase();
// Main window contains heading, two buttons, table and label
main
.addComponent(new Label(
"<h1>Table demo</h1>"
+ "<b>Rows are loaded from the server as they are needed.<br />"
+ "Try scrolling the table to see it in action.</b><br />"
+ ACTION_DESCRIPTION, Label.CONTENT_XHTML));
final OrderedLayout layout = new OrderedLayout(
OrderedLayout.ORIENTATION_HORIZONTAL);
layout.addComponent(tableVisibility);
layout.addComponent(tableEnabler);
layout.addComponent(tableCaption);
main.addComponent(layout);
main.addComponent(table);
main.addComponent(tableLastAction);
// initialize demo components
initTable();
}
/**
* Populates table component with all rows from employee table.
*
*/
private void initTable() {
// init table
table.setCaption(TABLE_CAPTION);
table.setPageLength(10);
table.setSelectable(true);
table.setRowHeaderMode(Table.ROW_HEADER_MODE_INDEX);
table.setColumnCollapsingAllowed(true);
table.setColumnReorderingAllowed(true);
table.setSelectable(true);
// this class handles table actions (see handleActions method below)
table.addActionHandler(this);
table.setDescription(ACTION_DESCRIPTION);
// populate Toolkit table component with test SQL table rows
try {
final QueryContainer qc = new QueryContainer(
"SELECT * FROM employee", sampleDatabase.getConnection());
table.setContainerDataSource(qc);
} catch (final SQLException e) {
e.printStackTrace();
}
// define which columns should be visible on Table component
table.setVisibleColumns(new Object[] { "FIRSTNAME", "LASTNAME",
"TITLE", "UNIT" });
table.setItemCaptionPropertyId("ID");
}
public void tableVisibility() {
if (table.isVisible()) {
tableVisibility.setCaption("Show table");
table.setVisible(false);
tableEnabler.setEnabled(false);
tableCaption.setEnabled(false);
} else {
tableVisibility.setCaption("Hide table");
table.setVisible(true);
tableEnabler.setEnabled(true);
tableCaption.setEnabled(true);
}
}
public void tableEnabler() {
if (table.isEnabled()) {
tableEnabler.setCaption("Enable table");
table.setEnabled(false);
} else {
tableEnabler.setCaption("Disable table");
table.setEnabled(true);
}
}
public void tableCaption() {
if (table.getCaption().equals("")) {
table.setCaption(TABLE_CAPTION);
tableCaption.setCaption("Hide caption");
} else {
table.setCaption("");
tableCaption.setCaption("Show caption");
}
}
/**
* URIHandler Return example actions
*/
public Action[] getActions(Object target, Object sender) {
return actions;
}
/**
* Executed by right mouse button on table or tree component.
*/
public void handleAction(Action action, Object sender, Object target) {
if (sender == table) {
tableLastAction.setValue("Last action clicked was '"
+ action.getCaption() + "' on item " + target);
}
}
}
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