// License: GPL. Copyright 2007 by Immanuel Scholz and others
package org.openstreetmap.josm.actions;
import static org.openstreetmap.josm.gui.help.HelpUtil.ht;
import static org.openstreetmap.josm.tools.I18n.tr;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
import java.util.concurrent.Future;
import javax.swing.JCheckBox;
import javax.swing.JLabel;
import javax.swing.JPanel;
import org.openstreetmap.josm.Main;
import org.openstreetmap.josm.actions.downloadtasks.DownloadOsmTask;
import org.openstreetmap.josm.actions.downloadtasks.PostDownloadHandler;
import org.openstreetmap.josm.gui.ExtendedDialog;
import org.openstreetmap.josm.gui.progress.PleaseWaitProgressMonitor;
import org.openstreetmap.josm.gui.widgets.HistoryComboBox;
import org.openstreetmap.josm.tools.Shortcut;
/**
* Open an URL input dialog and load data from the given URL.
*
* @author imi
*/
public class OpenLocationAction extends JosmAction {
/**
* Create an open action. The name is "Open a file".
*/
public OpenLocationAction() {
super(tr("Open Location..."), "openlocation", tr("Open an URL."),
Shortcut.registerShortcut("system:open_location", tr("File: {0}", tr("Open Location...")), KeyEvent.VK_L, Shortcut.GROUP_MENU), true);
putValue("help", ht("/Action/OpenLocation"));
}
/**
* Restore the current history from the preferences
*
* @param cbHistory
*/
protected void restoreUploadAddressHistory(HistoryComboBox cbHistory) {
List<String> cmtHistory = new LinkedList<String>(Main.pref.getCollection(getClass().getName() + ".uploadAddressHistory", new LinkedList<String>()));
// we have to reverse the history, because ComboBoxHistory will reverse it again
// in addElement()
//
Collections.reverse(cmtHistory);
cbHistory.setPossibleItems(cmtHistory);
}
/**
* Remind the current history in the preferences
* @param cbHistory
*/
protected void remindUploadAddressHistory(HistoryComboBox cbHistory) {
cbHistory.addCurrentItemToHistory();
Main.pref.putCollection(getClass().getName() + ".uploadAddressHistory", cbHistory.getHistory());
}
public void actionPerformed(ActionEvent e) {
JCheckBox layer = new JCheckBox(tr("Separate Layer"));
layer.setToolTipText(tr("Select if the data should be downloaded into a new layer"));
layer.setSelected(Main.pref.getBoolean("download.newlayer"));
JPanel all = new JPanel(new GridBagLayout());
GridBagConstraints gc = new GridBagConstraints();
gc.fill = GridBagConstraints.HORIZONTAL;
gc.weightx = 1.0;
gc.anchor = GridBagConstraints.FIRST_LINE_START;
all.add(new JLabel(tr("Enter URL to download:")), gc);
HistoryComboBox uploadAdresses = new HistoryComboBox();
uploadAdresses.setToolTipText(tr("Enter an URL from where data should be downloaded"));
restoreUploadAddressHistory(uploadAdresses);
gc.gridy = 1;
all.add(uploadAdresses, gc);
gc.gridy = 2;
gc.fill = GridBagConstraints.BOTH;
gc.weighty = 1.0;
all.add(layer, gc);
ExtendedDialog dialog = new ExtendedDialog(Main.parent,
tr("Download Location"),
new String[] {tr("Download URL"), tr("Cancel")}
);
dialog.setContent(all, false /* don't embedded content in JScrollpane */);
dialog.setButtonIcons(new String[] {"download.png", "cancel.png"});
dialog.setToolTipTexts(new String[] {
tr("Start downloading data"),
tr("Close dialog and cancel downloading")
});
dialog.configureContextsensitiveHelp("/Action/OpenLocation", true /* show help button */);
dialog.showDialog();
if (dialog.getValue() != 1) return;
remindUploadAddressHistory(uploadAdresses);
openUrl(layer.isSelected(), uploadAdresses.getText());
}
/**
* Open the given file.
*/
public void openUrl(boolean new_layer, String url) {
DownloadOsmTask task = new DownloadOsmTask();
PleaseWaitProgressMonitor monitor = new PleaseWaitProgressMonitor(tr("Download Data"));
Future<?> future = task.loadUrl(new_layer, url, monitor);
Main.worker.submit(new PostDownloadHandler(task, future));
}
}