Example usage for com.google.gwt.user.client IncrementalCommand IncrementalCommand

List of usage examples for com.google.gwt.user.client IncrementalCommand IncrementalCommand

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Introduction

In this page you can find the example usage for com.google.gwt.user.client IncrementalCommand IncrementalCommand.

Prototype

IncrementalCommand

Source Link

Usage

From source file:com.google.gwt.examples.IncrementalCommandExample.java

License:Apache License

public void onModuleLoad() {
    final Label label = new Label();

    DeferredCommand.addCommand(new IncrementalCommand() {
        private int index = 0;

        protected static final int COUNT = 10;

        public boolean execute() {
            label.setText("IncrementalCommand - index " + Integer.toString(index));

            return ++index < COUNT;
        }/*from w ww  .j av  a2s  .  com*/
    });
}

From source file:com.google.gwt.sample.feedreader.client.FeedPanel.java

License:Apache License

/**
 * Load a single feed./*from  w w w. j a v a2 s.c om*/
 */
public void loadFeed() {
    loadStarted = true;
    loadFinished = false;

    getLabel().setBusy(true);

    JavaScriptObject feedJso = feedApi.construct(feed.getUrl());
    feedApi.setNumEntries(feedJso, 20);
    feedApi.load(feedJso, new FeedCallback() {
        public void onLoad(JavaScriptObject feedResult) {
            // Fix up any missing fields
            resultApi.bind(feedResult);

            ErrorWrapper errorResponse = resultApi.getError(feedResult);
            if (errorResponse != null) {
                getLabel().setText(feed.getTitle() + " (Error)");
                setText("Unable to load feed (" + errorResponse.getMessage() + ")");
                return;
            }

            JavaScriptObject jsonFeed = resultApi.getFeed(feedResult);
            entries = jsonFeedApi.getEntries(jsonFeed);

            String title = jsonFeedApi.getTitle(jsonFeed);
            feed.setTitle(title);
            getLabel().setText(title);

            getLabel().setBusy(false);

            final Date lastViewed = new Date(feed.getLastArticle());

            // Count the number of new entries while the next feed downloads
            DeferredCommand.addCommand(new IncrementalCommand() {
                final Iterator i = entries.iterator();
                int newEntries = 0;

                public boolean execute() {
                    EntryWrapper entry = (EntryWrapper) i.next();

                    try {
                        if ((new Date(entry.getPublishedDate())).after(lastViewed)) {
                            newEntries++;
                        }
                    } catch (IllegalArgumentException e) {
                        // Ignore date formats that we can't parse.
                    }

                    if (i.hasNext()) {
                        return true;

                    } else {
                        // Show the number of new entries
                        if (newEntries > 0) {
                            getLabel().addStyleName("unseen");
                            getLabel().setText("(" + newEntries + ") " + feed.getTitle());
                        } else {
                            getLabel().setText(feed.getTitle());
                        }

                        getLabel().setBusy(false);

                        return false;
                    }
                }
            });

            loadStarted = false;
            loadFinished = true;
            drawn = false;
            redraw();
        }
    });
}

From source file:com.google.gwt.sample.feedreader.client.FeedPanel.java

License:Apache License

private void redraw() {
    if (drawn || !isAttached()) {
        return;//from www  . jav  a 2  s .c  o  m
    }

    drawn = true;

    if (!loadFinished) {
        add(new PanelLabel("Loading"));
        return;
    }

    clear();

    DeferredCommand.addCommand(new IncrementalCommand() {
        final Iterator i = entries.iterator();
        PanelLabel lastLabel;

        public boolean execute() {
            EntryWrapper entry = (EntryWrapper) i.next();
            EntryPanel panel = new EntryPanel(entry, feed, FeedPanel.this);
            entryPanels.put(entry.getLink(), panel);
            lastLabel = panel.getLabel();
            add(lastLabel);

            if (i.hasNext()) {
                return true;
            } else {
                // We want to format the last element a little differently
                lastLabel.addStyleName("last");

                if (requestedEntry != null) {
                    showEntry(requestedEntry);
                    requestedEntry = null;
                }

                return false;
            }
        }
    });
}

From source file:com.google.gwt.sample.feedreader.client.FeedSelectPanel.java

License:Apache License

public FeedSelectPanel(final ConfigurationPanel parent, final Configuration configuration, String query) {
    super("Select feed...", parent);

    FeedCallback fc = new FeedCallback() {
        public void onLoad(final JavaScriptObject jso) {
            RESULT_API.bind(jso);//from   w  w  w  .  j a  va 2  s.co m

            ErrorWrapper error = RESULT_API.getError(jso);
            if (error != null) {
                Window.alert("Unable to find feeds.\n" + error.getMessage());
                return;
            }

            // Remove the loading message
            clear();

            // Update the UI piecewise
            DeferredCommand.addCommand(new IncrementalCommand() {
                List feeds = configuration.getFeeds();
                Iterator i = RESULT_API.getEntries(jso).iterator();

                public boolean execute() {
                    final FindResultApi.Entry entry = (FindResultApi.Entry) i.next();
                    if (feeds.contains(entry.getUrl())) {
                        return i.hasNext();
                    }

                    UnsunkLabel title = new UnsunkLabel(entry.getTitle(), true);
                    title.addStyleName("title");
                    UnsunkLabel snippit = new UnsunkLabel(entry.getContentSnippet(), true);
                    snippit.addStyleName("snippit");
                    UnsunkLabel url = new UnsunkLabel(entry.getUrl());
                    url.addStyleName("snippit");

                    FlowPanel vp = new FlowPanel();
                    vp.add(title);
                    vp.add(snippit);
                    vp.add(url);

                    add(new PanelLabel(vp, new Command() {
                        public void execute() {
                            History.newItem(entry.getUrl());
                        }
                    }));

                    return i.hasNext();
                }
            });
        }
    };

    Globals.API.findFeeds(query, fc);

    addStyleName("FeedSelectPanel");
    add(new PanelLabel("Waiting for results"));
}

From source file:com.tensegrity.wpalo.client.ui.mvc.cubeview.DnDHierarchyTree.java

License:Open Source License

public final void addSelection(final List<TreeNode> nodes) {
    final LinkedHashSet<FastMSTreeItem> curSel = tree.getSelectedItems();
    final HashMap<Integer, XObjectModel> nodeMap = new HashMap<Integer, XObjectModel>();
    final LinkedHashSet<FastMSTreeItem> roots = new LinkedHashSet<FastMSTreeItem>();
    XObjectModel selRoot = null;/*  w  w w  .j  a  v  a 2  s. com*/
    if (curSel != null && curSel.size() >= 1) {
        FastMSTreeItem selected = curSel.iterator().next();
        selRoot = selected.getXObjectModel();
        roots.add(selected);
    }
    // TreeStore <XObjectModel> store = treeBinder.getTreeStore();
    final XObjectModel selectedRoot = selRoot;
    DeferredCommand.addCommand(new IncrementalCommand() {
        private int index = 0;

        private final int size = nodes.size();

        public boolean execute() {
            TreeNode node = nodes.get(index);
            XObjectModel parent = determineParent(nodeMap, node);
            XObjectModel xObjModel = wrap(node.getXObject());
            if (node.get("filterPath") != null) {
                xObjModel.set("filterPath", node.get("filterPath"));
            } else {
                xObjModel.remove("filterPath");
            }
            FastMSTreeItem item = new FastMSTreeItem();
            item.setVisible(true);
            item.setXObjectModel(xObjModel);
            if (node.getXObject() instanceof XElementNode) {
                item.setHTML(getTreeItemText((XElementNode) node.getXObject()));
            } else {
                item.setText(node.getXObject().getName());
            }
            xObjModel.setItem(item);
            if (parent == null) {
                if (selectedRoot == null) {
                    tree.addItem(item);
                    DOM.scrollIntoView(item.getElement());
                    roots.add(item);
                } else {
                    selectedRoot.getItem().addItem(item);
                }
            } else {
                parent.getItem().addItem(item);
            }
            nodeMap.put(node.getId(), xObjModel);
            index++;
            if (index >= size) {
                tree.deepExpand(roots);
                fireSelectionNumberChanged();
                nodeMap.clear();
                roots.clear();
                tree.setVisible(true);
                ((Workbench) Registry.get(Workbench.ID)).hideWaitCursor();
            }
            return index < size;
        }
    });

    // for (TreeNode node : nodes) {
    // XObjectModel parent = determineParent(nodeMap, node);
    // XObjectModel xObjModel = wrap(node.getXObject());
    // if (node.get("filterPath") != null) {
    // xObjModel.set("filterPath", node.get("filterPath"));
    // } else {
    // xObjModel.remove("filterPath");
    // }
    // FastMSTreeItem item = new FastMSTreeItem();
    // item.setXObjectModel(xObjModel);
    // if (node.getXObject() instanceof XElementNode) {
    // item.setHTML(getTreeItemText((XElementNode) node.getXObject()));
    // } else {
    // item.setText(node.getXObject().getName());
    // }
    // // dragController.makeDraggable(item.getHtml(), item.getHtml());
    // xObjModel.setItem(item);
    // if (parent == null) {
    // if (selectedRoot == null) {
    // tree.addItem(item);
    // roots.add(item);
    // // tree.ensureUnselectedItemVisible(item);
    // } else {
    // selectedRoot.getItem().addItem(item);
    // // tree.ensureUnselectedItemVisible(item);
    // }
    // } else {
    // parent.getItem().addItem(item);
    // // tree.ensureUnselectedItemVisible(item);
    // }
    // nodeMap.put(node, xObjModel);
    // }
}

From source file:edu.caltech.ipac.firefly.core.CommonRequestCmd.java

public void onLoad() {
    PrimaryTableUI t = tableUiLoader.getTables().get(0);
    mask("Loading " + t.getTitle() + "...");
    if (isBackgroundable) {
        setBgButtonEnable(false);/*  w  w  w  .  j  a  v a 2 s.  co m*/
        DeferredCommand.addCommand(new IncrementalCommand() {
            public boolean execute() {
                String title = currentRequest == null || StringUtils.isEmpty(currentRequest.getShortDesc())
                        ? "Backgrounded search"
                        : currentRequest.getShortDesc();
                bgMonitorItem = new MonitorItem(currentRequest, title, BackgroundUIHint.QUERY);
                bgMonitorItem.setWatchable(false);
                List<BackgroundStatus> bgStatusList = new ArrayList<BackgroundStatus>();
                for (PrimaryTableUI t : tableUiLoader.getTables()) {
                    setBgButtonEnable(false);
                    if (t.getDataModel().getLoader() instanceof Backgroundable) {
                        BackgroundStatus status = ((Backgroundable) t.getDataModel().getLoader()).getBgStatus();
                        if (status != null) {
                            bgStatusList.add(status);
                        }
                    }
                }
                if (bgStatusList.size() == tableUiLoader.getTables().size()) {
                    if (bgStatusList.size() == 1) {
                        bgMonitorItem.setStatus(bgStatusList.get(0));
                    } else {
                        bgMonitorItem.setCompositeStatus(bgStatusList);
                    }
                    Application.getInstance().getBackgroundMonitor().addItem(bgMonitorItem);
                    setBgButtonEnable(true);
                    return false;
                }
                return true;
            }
        });
    }
}

From source file:org.gss_project.gss.web.client.commands.NewFolderCommand.java

License:Open Source License

@Override
public void execute() {
    containerPanel.hide();//from   w  ww  .  ja  va  2  s  .c  o  m
    getGroups();
    DeferredCommand.addCommand(new IncrementalCommand() {

        @Override
        public boolean execute() {
            boolean res = canContinue();
            if (res) {
                displayNewFolder();
                return false;
            }
            return true;
        }

    });
}

From source file:org.gss_project.gss.web.client.commands.PropertiesCommand.java

License:Open Source License

private void initialize() {
    getGroups();/* www. jav a 2  s  .  c  o  m*/
    getVersions();
    getOwnerFullName();
    DeferredCommand.addCommand(new IncrementalCommand() {

        @Override
        public boolean execute() {
            boolean res = canContinue();
            if (res) {
                displayProperties(newImages, GSS.get().findUserFullName(userName));
                return false;
            }
            return true;
        }

    });

}

From source file:org.gss_project.gss.web.client.commands.UploadFileCommand.java

License:Open Source License

/**
 * Display the 'new file' dialog for uploading a new file to the system.
 *///from w w  w.  java  2  s .  c o  m
private void displayNewFile() {
    RestResource currentFolder = GSS.get().getTreeView().getSelection();
    if (currentFolder == null) {
        GSS.get().displayError("You have to select the parent folder first");
        return;
    }
    getFileList();
    DeferredCommand.addCommand(new IncrementalCommand() {

        @Override
        public boolean execute() {
            boolean res = canContinue();
            if (res) {
                FileUploadDialog dlg = GWT.create(FileUploadDialog.class);
                dlg.setFiles(files);
                dlg.center();
                return false;
            }
            return true;
        }

    });
}

From source file:org.gss_project.gss.web.client.StatusPanel.java

License:Open Source License

/**
 * The constructor of the status panel.//  w ww  .  j  a  v a 2  s .com
 *
 * @param theImages the supplied images
 */
public StatusPanel(Images theImages) {
    images = theImages;
    HorizontalPanel outer = new HorizontalPanel();
    outer.setWidth("100%");
    outer.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_LEFT);

    HorizontalPanel left = new HorizontalPanel();
    left.setSpacing(8);
    HorizontalPanel middle = new HorizontalPanel();
    middle.setSpacing(8);
    HorizontalPanel right = new HorizontalPanel();
    right.setSpacing(8);
    outer.add(left);
    outer.add(middle);
    outer.add(right);
    left.add(new HTML("<b>Totals:</b> "));
    left.add(AbstractImagePrototype.create(images.totalFiles()).createImage());
    left.add(fileCountLabel);
    left.add(AbstractImagePrototype.create(images.totalSize()).createImage());
    left.add(fileSizeLabel);
    quotaIcon.setHTML(AbstractImagePrototype.create(images.greenSize()).getHTML());
    left.add(quotaIcon);
    left.add(quotaLabel);
    middle.add(AbstractImagePrototype.create(images.lastLogin()).createImage());
    middle.add(new HTML("<b>Last login:</b> "));
    middle.add(lastLoginLabel);
    middle.add(new HTML("<b>\u0387 Current session login:</b> "));
    middle.add(currentLoginLabel);
    right.add(currentlyShowingLabel);
    outer.setStyleName("statusbar-inner");
    left.setStyleName("statusbar-inner");
    middle.setStyleName("statusbar-inner");
    right.setStyleName("statusbar-inner");
    outer.setCellHorizontalAlignment(right, HasHorizontalAlignment.ALIGN_RIGHT);

    initWidget(outer);

    // Initialize and display the quota information.
    DeferredCommand.addCommand(new IncrementalCommand() {
        @Override
        public boolean execute() {
            GSS app = GSS.get();
            UserResource user = app.getCurrentUserResource();
            if (user == null || app.getTreeView().getMyFolders() == null)
                return !DONE;
            displayStats(user);
            return DONE;
        }
    });
}