/*
* ShortcutInfoPanel.java
*
* Copyright (C) 2009-13 by RStudio, Inc.
*
* Unless you have received this program directly from RStudio pursuant
* to the terms of a commercial license agreement with RStudio, then
* this program is licensed to you under the terms of version 3 of the
* GNU Affero General Public License. This program is distributed WITHOUT
* ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING THOSE OF NON-INFRINGEMENT,
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Please refer to the
* AGPL (http://www.gnu.org/licenses/agpl-3.0.txt) for more details.
*
*/
package org.rstudio.core.client.widget;
import java.util.List;
import org.rstudio.core.client.StringUtil;
import org.rstudio.core.client.command.ShortcutInfo;
import org.rstudio.core.client.command.ShortcutManager;
import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.Element;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.safehtml.shared.SafeHtmlBuilder;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.ui.Anchor;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.FocusPanel;
import com.google.gwt.user.client.ui.HTMLPanel;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.Widget;
public class ShortcutInfoPanel extends Composite
{
private static ShortcutInfoPanelUiBinder uiBinder = GWT
.create(ShortcutInfoPanelUiBinder.class);
interface ShortcutInfoPanelUiBinder extends
UiBinder<Widget, ShortcutInfoPanel>
{
}
public ShortcutInfoPanel(final Command onShowFullDocs)
{
initWidget(uiBinder.createAndBindUi(this));
if (onShowFullDocs == null)
{
shortcutDocLink.setVisible(false);
}
else
{
shortcutDocLink.addClickHandler(new ClickHandler()
{
@Override
public void onClick(ClickEvent event)
{
onShowFullDocs.execute();
}
});
}
headerLabel.setText(getHeaderText());
shortcutPanel.add(getShortcutContent());
}
protected String getHeaderText()
{
return "Keyboard Shortcut Quick Reference";
}
protected Widget getShortcutContent()
{
SafeHtmlBuilder sb = new SafeHtmlBuilder();
List<ShortcutInfo> shortcuts =
ShortcutManager.INSTANCE.getActiveShortcutInfo();
String[][] groupNames = {
new String[] { "Tabs", "Panes", "Files" },
new String[] { "Source Navigation", "Execute" },
new String[] { "Source Editor", "Debug" },
new String[] { "Source Control", "Build", "Console", "Terminal", "Other" }
};
int pctWidth = 100 / groupNames.length;
sb.appendHtmlConstant("<table width='100%'><tr>");
for (String[] colGroupNames: groupNames)
{
sb.appendHtmlConstant("<td width='" + pctWidth + "%'>");
for (String colGroupName: colGroupNames)
{
sb.appendHtmlConstant("<h2>");
sb.appendEscaped(colGroupName);
sb.appendHtmlConstant("</h2><table>");
for (int i = 0; i < shortcuts.size(); i++)
{
ShortcutInfo info = shortcuts.get(i);
if (info.getDescription() == null ||
info.getShortcuts().size() == 0 ||
!info.getGroupName().equals(colGroupName))
{
continue;
}
sb.appendHtmlConstant("<tr><td><strong>");
sb.appendHtmlConstant(
StringUtil.joinStrings(info.getShortcuts(), ", "));
sb.appendHtmlConstant("</strong></td><td>");
sb.appendEscaped(info.getDescription());
sb.appendHtmlConstant("</td></tr>");
}
sb.appendHtmlConstant("</table>");
if (colGroupName == "Panes")
{
sb.appendHtmlConstant("<p>Add Shift to zoom (maximize) pane.</p>");
}
}
sb.appendHtmlConstant("</td>");
}
sb.appendHtmlConstant("</td></tr></table>");
HTMLPanel panel = new HTMLPanel(sb.toSafeHtml());
return panel;
}
public Element getRootElement()
{
return focusPanel.getElement();
}
@UiField HTMLPanel shortcutPanel;
@UiField FocusPanel focusPanel;
@UiField Anchor shortcutDocLink;
@UiField Label headerLabel;
}