Java tutorial
package org.diretto.web.richwebclient.view.windows; import java.util.ArrayList; import java.util.Collection; import java.util.Date; import java.util.List; import java.util.Vector; import org.diretto.api.client.base.data.Contributor; import org.diretto.api.client.base.data.TimeRange; import org.diretto.api.client.base.data.TopographicPoint; import org.diretto.api.client.main.core.entities.Tag; import org.diretto.api.client.user.UserID; import org.diretto.web.richwebclient.view.base.client.MediaType; import org.diretto.web.richwebclient.view.sections.UploadSection; import org.diretto.web.richwebclient.view.util.StyleUtils; import org.diretto.web.richwebclient.view.widgets.googlemap.client.base.MapType; import org.diretto.web.richwebclient.view.widgets.googlemap.server.UploadGoogleMap; import org.diretto.web.richwebclient.view.widgets.upload.client.base.FileInfo; import org.joda.time.DateTime; import com.vaadin.data.Property.ValueChangeEvent; import com.vaadin.data.Property.ValueChangeListener; import com.vaadin.event.ShortcutListener; import com.vaadin.event.ShortcutAction.KeyCode; import com.vaadin.ui.Alignment; import com.vaadin.ui.Button; import com.vaadin.ui.CheckBox; import com.vaadin.ui.GridLayout; import com.vaadin.ui.HorizontalLayout; import com.vaadin.ui.InlineDateField; import com.vaadin.ui.Label; import com.vaadin.ui.TabSheet; import com.vaadin.ui.TextArea; import com.vaadin.ui.TextField; import com.vaadin.ui.TwinColSelect; import com.vaadin.ui.VerticalLayout; import com.vaadin.ui.Window; import com.vaadin.ui.Button.ClickEvent; import com.vaadin.ui.TabSheet.Tab; import com.vaadin.ui.themes.Reindeer; /** * An {@code UploadSettingsWindow} is responsible for offering and managing the * graphical user interface in respect of the upload settings. * * @author Tobias Schlecht */ public final class UploadSettingsWindow extends Window { private static final long serialVersionUID = -8301381498296782604L; private final MainWindow mainWindow; private final HorizontalLayout wrapperLayout; private final VerticalLayout mainLayout; private final TextField addTagField; private final TabSheet tabSheet; private final Button uploadButton; private final Button cancelButton; private final Button cancelAllButton; private final List<String> tags = new Vector<String>(); /** * Constructs an {@link UploadSettingsWindow}. * * @param mainWindow The corresponding {@code MainWindow} * @param uploadSection The corresponding {@code UploadSection} * @param fileInfo The {@code FileInfo} object * @param mediaType The {@code MediaType} of the file * @param uploadSettings The corresponding {@code UploadSettings} * @param otherFiles The names of the other upload files */ public UploadSettingsWindow(final MainWindow mainWindow, final UploadSection uploadSection, FileInfo fileInfo, MediaType mediaType, UploadSettings uploadSettings, List<String> otherFiles) { super("Upload Settings"); this.mainWindow = mainWindow; setModal(true); setStyleName(Reindeer.WINDOW_BLACK); setWidth("940px"); setHeight((((int) mainWindow.getHeight()) - 160) + "px"); setResizable(false); setClosable(false); setDraggable(false); setPositionX((int) (mainWindow.getWidth() / 2.0f) - 470); setPositionY(126); wrapperLayout = new HorizontalLayout(); wrapperLayout.setSizeFull(); wrapperLayout.setMargin(true, true, true, true); addComponent(wrapperLayout); mainLayout = new VerticalLayout(); mainLayout.setSizeFull(); mainLayout.setSpacing(true); HorizontalLayout titleLayout = new HorizontalLayout(); titleLayout.setWidth("100%"); mainLayout.addComponent(titleLayout); HorizontalLayout leftTitleLayout = new HorizontalLayout(); titleLayout.addComponent(leftTitleLayout); titleLayout.setComponentAlignment(leftTitleLayout, Alignment.MIDDLE_LEFT); Label fileNameLabel = StyleUtils.getLabelH2(fileInfo.getName()); leftTitleLayout.addComponent(fileNameLabel); leftTitleLayout.setComponentAlignment(fileNameLabel, Alignment.MIDDLE_LEFT); Label bullLabel = StyleUtils.getLabelHTML( " • "); leftTitleLayout.addComponent(bullLabel); leftTitleLayout.setComponentAlignment(bullLabel, Alignment.MIDDLE_LEFT); Label titleLabel = StyleUtils.getLabelHTML("<b>Title</b> "); leftTitleLayout.addComponent(titleLabel); leftTitleLayout.setComponentAlignment(titleLabel, Alignment.MIDDLE_LEFT); final TextField titleField = new TextField(); titleField.setMaxLength(50); titleField.setWidth("100%"); titleField.setImmediate(true); if (uploadSettings != null && uploadSettings.getTitle() != null) { titleField.setValue(uploadSettings.getTitle()); } titleField.focus(); titleField.setCursorPosition(((String) titleField.getValue()).length()); titleLayout.addComponent(titleField); titleLayout.setComponentAlignment(titleField, Alignment.MIDDLE_RIGHT); titleLayout.setExpandRatio(leftTitleLayout, 0); titleLayout.setExpandRatio(titleField, 1); mainLayout.addComponent(StyleUtils.getHorizontalLine()); GridLayout topGridLayout = new GridLayout(2, 3); topGridLayout.setColumnExpandRatio(0, 1.0f); topGridLayout.setColumnExpandRatio(1, 0.0f); topGridLayout.setWidth("100%"); topGridLayout.setSpacing(true); mainLayout.addComponent(topGridLayout); Label descriptionLabel = StyleUtils.getLabelBold("Description"); topGridLayout.addComponent(descriptionLabel, 0, 0); final TextArea descriptionArea = new TextArea(); descriptionArea.setSizeFull(); descriptionArea.setImmediate(true); if (uploadSettings != null && uploadSettings.getDescription() != null) { descriptionArea.setValue(uploadSettings.getDescription()); } topGridLayout.addComponent(descriptionArea, 0, 1); VerticalLayout tagsWrapperLayout = new VerticalLayout(); tagsWrapperLayout.setHeight("30px"); tagsWrapperLayout.setSpacing(false); topGridLayout.addComponent(tagsWrapperLayout, 0, 2); HorizontalLayout tagsLayout = new HorizontalLayout(); tagsLayout.setWidth("100%"); tagsLayout.setSpacing(true); Label tagsLabel = StyleUtils.getLabelBoldHTML("Tags "); tagsLabel.setSizeUndefined(); tagsLayout.addComponent(tagsLabel); tagsLayout.setComponentAlignment(tagsLabel, Alignment.MIDDLE_LEFT); addTagField = new TextField(); addTagField.setImmediate(true); addTagField.setInputPrompt("Enter new Tag"); addTagField.addShortcutListener(new ShortcutListener(null, KeyCode.ENTER, new int[0]) { private static final long serialVersionUID = -4767515198819351723L; @Override public void handleAction(Object sender, Object target) { if (target == addTagField) { addTag(); } } }); tagsLayout.addComponent(addTagField); tagsLayout.setComponentAlignment(addTagField, Alignment.MIDDLE_LEFT); tabSheet = new TabSheet(); tabSheet.setStyleName(Reindeer.TABSHEET_SMALL); tabSheet.addStyleName("view"); tabSheet.addListener(new ComponentDetachListener() { private static final long serialVersionUID = -657657505471281795L; @Override public void componentDetachedFromContainer(ComponentDetachEvent event) { tags.remove(tabSheet.getTab(event.getDetachedComponent()).getCaption()); } }); Button addTagButton = new Button("Add", new Button.ClickListener() { private static final long serialVersionUID = 5914473126402594623L; @Override public void buttonClick(ClickEvent event) { addTag(); } }); addTagButton.setStyleName(Reindeer.BUTTON_DEFAULT); tagsLayout.addComponent(addTagButton); tagsLayout.setComponentAlignment(addTagButton, Alignment.MIDDLE_LEFT); Label spaceLabel = StyleUtils.getLabelHTML(""); spaceLabel.setSizeUndefined(); tagsLayout.addComponent(spaceLabel); tagsLayout.setComponentAlignment(spaceLabel, Alignment.MIDDLE_LEFT); tagsLayout.addComponent(tabSheet); tagsLayout.setComponentAlignment(tabSheet, Alignment.MIDDLE_LEFT); tagsLayout.setExpandRatio(tabSheet, 1.0f); tagsWrapperLayout.addComponent(tagsLayout); tagsWrapperLayout.setComponentAlignment(tagsLayout, Alignment.TOP_LEFT); if (uploadSettings != null && uploadSettings.getTags() != null && uploadSettings.getTags().size() > 0) { for (String tag : uploadSettings.getTags()) { addTagField.setValue(tag); addTag(); } } Label presettingLabel = StyleUtils.getLabelBold("Presetting"); topGridLayout.addComponent(presettingLabel, 1, 0); final TwinColSelect twinColSelect; if (otherFiles != null && otherFiles.size() > 0) { twinColSelect = new TwinColSelect(null, otherFiles); } else { twinColSelect = new TwinColSelect(); } twinColSelect.setWidth("400px"); twinColSelect.setRows(10); topGridLayout.addComponent(twinColSelect, 1, 1); topGridLayout.setComponentAlignment(twinColSelect, Alignment.TOP_RIGHT); Label otherFilesLabel = StyleUtils .getLabelSmallHTML("Select the files which should get the settings of this file as presetting."); otherFilesLabel.setSizeUndefined(); topGridLayout.addComponent(otherFilesLabel, 1, 2); topGridLayout.setComponentAlignment(otherFilesLabel, Alignment.MIDDLE_CENTER); mainLayout.addComponent(StyleUtils.getHorizontalLine()); final UploadGoogleMap googleMap; if (uploadSettings != null && uploadSettings.getTopographicPoint() != null) { googleMap = new UploadGoogleMap(mediaType, 12, uploadSettings.getTopographicPoint().getLatitude(), uploadSettings.getTopographicPoint().getLongitude(), MapType.HYBRID); } else { googleMap = new UploadGoogleMap(mediaType, 12, 48.42255269321401d, 9.956477880477905d, MapType.HYBRID); } googleMap.setWidth("100%"); googleMap.setHeight("300px"); mainLayout.addComponent(googleMap); mainLayout.addComponent(StyleUtils.getHorizontalLine()); GridLayout bottomGridLayout = new GridLayout(3, 3); bottomGridLayout.setSizeFull(); bottomGridLayout.setSpacing(true); mainLayout.addComponent(bottomGridLayout); Label licenseLabel = StyleUtils.getLabelBold("License"); bottomGridLayout.addComponent(licenseLabel, 0, 0); final TextArea licenseArea = new TextArea(); licenseArea.setWidth("320px"); licenseArea.setHeight("175px"); licenseArea.setImmediate(true); if (uploadSettings != null && uploadSettings.getLicense() != null) { licenseArea.setValue(uploadSettings.getLicense()); } bottomGridLayout.addComponent(licenseArea, 0, 1); final Label startTimeLabel = StyleUtils.getLabelBold("Earliest possible Start Date"); startTimeLabel.setSizeUndefined(); bottomGridLayout.setComponentAlignment(startTimeLabel, Alignment.TOP_CENTER); bottomGridLayout.addComponent(startTimeLabel, 1, 0); final InlineDateField startTimeField = new InlineDateField(); startTimeField.setImmediate(true); startTimeField.setResolution(InlineDateField.RESOLUTION_SEC); boolean currentTimeAdjusted = false; if (uploadSettings != null && uploadSettings.getTimeRange() != null && uploadSettings.getTimeRange().getStartDateTime() != null) { startTimeField.setValue(uploadSettings.getTimeRange().getStartDateTime().toDate()); } else { currentTimeAdjusted = true; startTimeField.setValue(new Date()); } bottomGridLayout.setComponentAlignment(startTimeField, Alignment.TOP_CENTER); bottomGridLayout.addComponent(startTimeField, 1, 1); final CheckBox exactTimeCheckBox = new CheckBox("This is the exact point in time."); exactTimeCheckBox.setImmediate(true); bottomGridLayout.setComponentAlignment(exactTimeCheckBox, Alignment.TOP_CENTER); bottomGridLayout.addComponent(exactTimeCheckBox, 1, 2); final Label endTimeLabel = StyleUtils.getLabelBold("Latest possible Start Date"); endTimeLabel.setSizeUndefined(); bottomGridLayout.setComponentAlignment(endTimeLabel, Alignment.TOP_CENTER); bottomGridLayout.addComponent(endTimeLabel, 2, 0); final InlineDateField endTimeField = new InlineDateField(); endTimeField.setImmediate(true); endTimeField.setResolution(InlineDateField.RESOLUTION_SEC); if (uploadSettings != null && uploadSettings.getTimeRange() != null && uploadSettings.getTimeRange().getEndDateTime() != null) { endTimeField.setValue(uploadSettings.getTimeRange().getEndDateTime().toDate()); } else { endTimeField.setValue(startTimeField.getValue()); } bottomGridLayout.setComponentAlignment(endTimeField, Alignment.TOP_CENTER); bottomGridLayout.addComponent(endTimeField, 2, 1); if (!currentTimeAdjusted && ((Date) startTimeField.getValue()).equals((Date) endTimeField.getValue())) { exactTimeCheckBox.setValue(true); endTimeLabel.setEnabled(false); endTimeField.setEnabled(false); } exactTimeCheckBox.addListener(new ValueChangeListener() { private static final long serialVersionUID = 7193545421803538364L; @Override public void valueChange(ValueChangeEvent event) { if ((Boolean) event.getProperty().getValue()) { endTimeLabel.setEnabled(false); endTimeField.setEnabled(false); } else { endTimeLabel.setEnabled(true); endTimeField.setEnabled(true); } } }); mainLayout.addComponent(StyleUtils.getHorizontalLine()); HorizontalLayout buttonLayout = new HorizontalLayout(); buttonLayout.setMargin(true, false, false, false); buttonLayout.setSpacing(false); HorizontalLayout uploadButtonLayout = new HorizontalLayout(); uploadButtonLayout.setMargin(false, true, false, false); uploadButton = new Button("Upload File", new Button.ClickListener() { private static final long serialVersionUID = 8013811216568950479L; @Override @SuppressWarnings("unchecked") public void buttonClick(ClickEvent event) { String titleValue = titleField.getValue().toString().trim(); Date startTimeValue = (Date) startTimeField.getValue(); Date endTimeValue = (Date) endTimeField.getValue(); boolean exactTimeValue = (Boolean) exactTimeCheckBox.getValue(); if (titleValue.equals("")) { ConfirmWindow confirmWindow = new ConfirmWindow(mainWindow, "Title Field", StyleUtils.getLabelHTML("A title entry is required.")); mainWindow.addWindow(confirmWindow); } else if (titleValue.length() < 5 || titleValue.length() > 50) { ConfirmWindow confirmWindow = new ConfirmWindow(mainWindow, "Title Field", StyleUtils .getLabelHTML("The number of characters of the title has to be between 5 and 50.")); mainWindow.addWindow(confirmWindow); } else if (!exactTimeValue && startTimeValue.after(endTimeValue)) { ConfirmWindow confirmWindow = new ConfirmWindow(mainWindow, "Date Entries", StyleUtils.getLabelHTML("The second date has to be after the first date.")); mainWindow.addWindow(confirmWindow); } else if (startTimeValue.after(new Date()) || (!exactTimeValue && endTimeValue.after(new Date()))) { ConfirmWindow confirmWindow = new ConfirmWindow(mainWindow, "Date Entries", StyleUtils.getLabelHTML("The dates are not allowed to be in the future.")); mainWindow.addWindow(confirmWindow); } else { disableButtons(); String descriptionValue = descriptionArea.getValue().toString().trim(); String licenseValue = licenseArea.getValue().toString().trim(); TopographicPoint topographicPointValue = googleMap.getMarkerPosition(); Collection<String> presettingValues = (Collection<String>) twinColSelect.getValue(); if (exactTimeValue) { endTimeValue = startTimeValue; } TimeRange timeRange = new TimeRange(new DateTime(startTimeValue), new DateTime(endTimeValue)); UploadSettings uploadSettings = new UploadSettings(titleValue, descriptionValue, licenseValue, new Vector<String>(tags), topographicPointValue, timeRange); mainWindow.removeWindow(event.getButton().getWindow()); requestRepaint(); uploadSection.upload(uploadSettings, new Vector<String>(presettingValues)); } } }); uploadButton.setStyleName(Reindeer.BUTTON_DEFAULT); uploadButtonLayout.addComponent(uploadButton); buttonLayout.addComponent(uploadButtonLayout); HorizontalLayout cancelButtonLayout = new HorizontalLayout(); cancelButtonLayout.setMargin(false, true, false, false); cancelButton = new Button("Cancel", new Button.ClickListener() { private static final long serialVersionUID = -2565870159504952913L; @Override public void buttonClick(ClickEvent event) { disableButtons(); mainWindow.removeWindow(event.getButton().getWindow()); requestRepaint(); uploadSection.cancelUpload(); } }); cancelButton.setStyleName(Reindeer.BUTTON_DEFAULT); cancelButtonLayout.addComponent(cancelButton); buttonLayout.addComponent(cancelButtonLayout); cancelAllButton = new Button("Cancel All", new Button.ClickListener() { private static final long serialVersionUID = -8578124709201789182L; @Override public void buttonClick(ClickEvent event) { disableButtons(); mainWindow.removeWindow(event.getButton().getWindow()); requestRepaint(); uploadSection.cancelAllUploads(); } }); cancelAllButton.setStyleName(Reindeer.BUTTON_DEFAULT); buttonLayout.addComponent(cancelAllButton); mainLayout.addComponent(buttonLayout); mainLayout.setComponentAlignment(buttonLayout, Alignment.BOTTOM_CENTER); wrapperLayout.addComponent(mainLayout); } /** * Adds a new {@link Tag} specified by the current value of the * {@link TextField}. */ private void addTag() { String value = ((String) addTagField.getValue()).trim(); if (tags.contains(value)) { addTagField.setValue(""); } else if (value.length() >= 3 && value.length() <= 25) { Tab tab = tabSheet.addTab(new Label(), value, null); tab.setClosable(true); tags.add(value); addTagField.setValue(""); } else { ConfirmWindow confirmWindow = new ConfirmWindow(mainWindow, "Tags", StyleUtils.getLabelHTML("The number of characters has to be between 3 and 25.")); mainWindow.addWindow(confirmWindow); addTagField.setValue(""); } } /** * Disables all {@link Button}s. */ private void disableButtons() { uploadButton.setEnabled(false); cancelButton.setEnabled(false); cancelAllButton.setEnabled(false); } /** * This <i>static member</i> class represents the settings of the * corresponding upload. */ public static class UploadSettings { private String title; private String description; private String license; private List<String> tags; private TopographicPoint topographicPoint; private TimeRange timeRange; private ArrayList<Contributor> contributors; private ArrayList<UserID> creators; /** * Constructs an {@code UploadSettings} object. */ public UploadSettings() { this(null, null, null, null); } /** * Constructs an {@code UploadSettings} object. * * @param title The title * @param description The description * @param license The license * @param tags The {@code List} of tags */ public UploadSettings(String title, String description, String license, List<String> tags) { this(title, description, license, tags, null, null); } /** * Constructs an {@code UploadSettings} object. * * @param title The title * @param description The description * @param license The license * @param tags The {@code List} of tags * @param topographicPoint The {@code TopographicPoint} * @param timeRange The {@code TimeRange} */ public UploadSettings(String title, String description, String license, List<String> tags, TopographicPoint topographicPoint, TimeRange timeRange) { this.title = title; this.description = description; this.license = license; this.tags = tags; this.topographicPoint = topographicPoint; this.timeRange = timeRange; this.contributors = null; this.creators = null; } /** * Returns the title. * * @return The title */ public String getTitle() { return title; } /** * Sets the title. * * @param title The title */ public void setTitle(String title) { this.title = title; } /** * Returns the description. * * @return The description */ public String getDescription() { return description; } /** * Sets the description. * * @param description The description */ public void setDescription(String description) { this.description = description; } /** * Returns the license. * * @return The license */ public String getLicense() { return license; } /** * Sets the license. * * @param license The license */ public void setLicense(String license) { this.license = license; } /** * Returns the {@link List} of tags. * * @return The {@code List} of tags */ public List<String> getTags() { return tags; } /** * Sets the {@link List} of tags. * * @param tags The {@code List} of tags */ public void setTags(List<String> tags) { this.tags = tags; } /** * Returns the {@link TopographicPoint}. * * @return The {@code TopographicPoint} */ public TopographicPoint getTopographicPoint() { return topographicPoint; } /** * Sets the {@link TopographicPoint}. * * @param topographicPoint The {@code TopographicPoint} */ public void setTopographicPoint(TopographicPoint topographicPoint) { this.topographicPoint = topographicPoint; } /** * Returns the {@link TimeRange}. * * @return The {@code TimeRange} */ public TimeRange getTimeRange() { return timeRange; } /** * Sets the {@link TimeRange}. * * @param timeRange The {@code TimeRange} */ public void setTimeRange(TimeRange timeRange) { this.timeRange = timeRange; } /** * Returns the {@link List} of {@link Contributor}s. * * @return The {@code List} of {@code Contributor}s */ public ArrayList<Contributor> getContributors() { return contributors; } /** * Sets the {@link List} of {@link Contributor}s. * * @param contributors The {@code List} of {@code Contributor}s */ public void setContributors(ArrayList<Contributor> contributors) { this.contributors = contributors; } /** * Returns the {@link List} of creators. * * @return The {@code List} of creators */ public ArrayList<UserID> getCreators() { return creators; } /** * Sets the {@link List} of creators. * * @param creators The {@code List} of creators */ public void setCreators(ArrayList<UserID> creators) { this.creators = creators; } } }