SaveLocationPanel.java

package edu.washington.cs.oneswarm.ui.gwt.client.newui.settings;


import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.VerticalPanel;

import edu.washington.cs.oneswarm.ui.gwt.client.OneSwarmGWT;
import edu.washington.cs.oneswarm.ui.gwt.client.OneSwarmRPCClient;
import edu.washington.cs.oneswarm.ui.gwt.client.fileDialog.FileBrowser;
import edu.washington.cs.oneswarm.ui.gwt.client.newui.OneSwarmCss;
import edu.washington.cs.oneswarm.ui.gwt.rpc.StringTools;

public class SaveLocationPanel extends SettingsPanel {
    final Label pathLabel = new Label(msg.loading());

    public boolean ready_to_save = false;

    String loc = "";

    public String getSaveLocation() {
        return loc;
    }

    public SaveLocationPanel() {
        super();

        final HorizontalPanel button_and_path = new HorizontalPanel();

        Label l = new Label(msg.settings_files_save_loc());
        VerticalPanel stacked = new VerticalPanel();
        stacked.add(l);
        final Button chooseButton = new Button(msg.button_browse());
        chooseButton.addStyleName(OneSwarmCss.SMALL_BUTTON);
        button_and_path.add(chooseButton);
        button_and_path.setSpacing(3);
        stacked.add(button_and_path);

        if (OneSwarmGWT.isRemoteAccess()) {
            chooseButton.setEnabled(false);
        } else {
            chooseButton.addClickHandler(new ClickHandler() {
                public void onClick(ClickEvent event) {
                    chooseButton.setEnabled(false);
                    FileBrowser dialog = new FileBrowser(
                            OneSwarmRPCClient.getSessionID(), true, new AsyncCallback<String>() {
                                public void onFailure(Throwable caught) {
                                    caught.printStackTrace();
                                }

                                public void onSuccess(String path) {
                                    if (path != null) {
                                        pathLabel.setText(path);
                                        chooseButton.setEnabled(true);
                                    }
                                }
                            });
                    dialog.show();
                }
            });
        }

        button_and_path.add(pathLabel);
        button_and_path.setCellVerticalAlignment(pathLabel, VerticalPanel.ALIGN_MIDDLE);

        button_and_path.setCellHorizontalAlignment(chooseButton, HorizontalPanel.ALIGN_LEFT);

        this.add(stacked);

        OneSwarmRPCClient.getService().getStringParameterValue(OneSwarmRPCClient.getSessionID(),
                "Default save path", new AsyncCallback<String>() {
                    public void onFailure(Throwable caught) {
                        caught.printStackTrace();
                    }

                    public void onSuccess(String result) {
                        if (result != null) {
                            loc = result;
                            pathLabel.setText(StringTools.truncate(loc, 50, false));
                            loadNotify();
                        }
                    }
                });
    }

    public void sync() {
        OneSwarmRPCClient.getService().setStringParameterValue(OneSwarmRPCClient.getSessionID(),
                "Default save path", pathLabel.getText(), new AsyncCallback<Void>() {
                    public void onFailure(Throwable caught) {
                        caught.printStackTrace();
                    }

                    public void onSuccess(Void result) {
                        System.out.println("success for save dir sync");
                    }
                });
    }

    String validData() {
        return null; // chosen with file chooser
    }
}