package org.rstudio.core.client.widget;
import java.util.ArrayList;
import org.rstudio.core.client.files.FileSystemItem;
import org.rstudio.studio.client.RStudioGinjector;
import org.rstudio.studio.client.common.FileDialogs;
import org.rstudio.studio.client.workbench.model.RemoteFileSystemContext;
import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.SelectElement;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.resources.client.ClientBundle;
import com.google.gwt.resources.client.CssResource;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.ListBox;
import com.google.gwt.user.client.ui.VerticalPanel;
import com.google.inject.Inject;
public class LocalRepositoriesWidget extends Composite
{
public LocalRepositoriesWidget()
{
RStudioGinjector.INSTANCE.injectMembers(this);
VerticalPanel panel = new VerticalPanel();
panel.add(new LabelWithHelp("Local repositories:",
"packrat_local_repos"));
HorizontalPanel hp = new HorizontalPanel();
listBox_ = new ListBox();
listBox_.setMultipleSelect(true);
listBox_.addStyleName(RES.styles().listBox());
listBox_.getElement().<SelectElement>cast().setSize(3);
hp.add(listBox_);
VerticalPanel buttonPanel = new VerticalPanel();
SmallButton buttonAdd = createButton("Add...");
buttonAdd.addClickHandler(addButtonClicked_);
buttonPanel.add(buttonAdd);
SmallButton buttonRemove = createButton("Remove");
buttonRemove.addClickHandler(removeButtonClicked_);
buttonPanel.add(buttonRemove);
hp.add(buttonPanel);
panel.add(hp);
initWidget(panel);
}
@Inject
void initialize(FileDialogs fileDialogs,
RemoteFileSystemContext fileSystemContext)
{
fileDialogs_ = fileDialogs;
fileSystemContext_ = fileSystemContext;
}
public void addItem(String item)
{
listBox_.addItem(item);
}
public ArrayList<String> getItems() {
ArrayList<String> items = new ArrayList<String>();
int numItems = listBox_.getItemCount();
for (int i = 0; i < numItems; ++i) {
items.add(listBox_.getItemText(i));
}
return items;
}
private ClickHandler addButtonClicked_ = new ClickHandler() {
@Override
public void onClick(ClickEvent event)
{
fileDialogs_.chooseFolder(
"Add Local Repository",
fileSystemContext_,
FileSystemItem.home(),
new ProgressOperationWithInput<FileSystemItem>() {
@Override
public void execute(FileSystemItem input,
ProgressIndicator indicator)
{
indicator.onCompleted();
if (input == null)
return;
listBox_.addItem(input.getPath());
}
});
}
};
private ClickHandler removeButtonClicked_ = new ClickHandler() {
@Override
public void onClick(ClickEvent event)
{
int i = 0;
while (i < listBox_.getItemCount())
{
if (listBox_.isItemSelected(i))
{
listBox_.removeItem(i);
i = 0;
}
else
{
++i;
}
}
}
};
private SmallButton createButton(String caption)
{
SmallButton button = new SmallButton(caption);
button.addStyleName(RES.styles().button());
button.fillWidth();
return button;
}
static interface Styles extends CssResource
{
String helpButton();
String listBox();
String button();
}
static interface Resources extends ClientBundle
{
@Source("LocalRepositoriesWidget.css")
Styles styles();
}
private final ListBox listBox_;
private FileDialogs fileDialogs_;
private RemoteFileSystemContext fileSystemContext_;
static Resources RES = (Resources)GWT.create(Resources.class);
public static void ensureStylesInjected()
{
RES.styles().ensureInjected();
}
}