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

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

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

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From source file:accelerator.client.view.desktop.DesktopMainMenuView.java

License:Open Source License

@UiHandler("createButton")
void onCreateButtonClick(ClickEvent e) {
    final PopupPanel popup = new PopupPanel(true, false);
    MenuBar menu = new MenuBar(true);
    menu.addItem("?", new Command() {
        public void execute() {
            popup.hide();//from  ww w.  j a v  a  2 s.c o m
            ProjectDialogBox dlg = new ProjectDialogBox();
            dlg.setHandler(new ProjectDialogBox.Handler() {
                public void onOk(Project input) {
                    handler.createProject(input);
                }
            });
            dlg.center();
        }
    });
    menu.addItem("?", new Command() {
        public void execute() {
            popup.hide();
            TagDialogBox dlg = new TagDialogBox();
            dlg.setHandler(new TagDialogBox.Handler() {
                public void onOk(Tag input) {
                    handler.createTag(input);
                }
            });
            dlg.center();
        }
    });
    popup.setWidget(menu);
    popup.setPopupPositionAndShow(new PositionCallback() {
        public void setPosition(int offsetWidth, int offsetHeight) {
            int left = createButton.getAbsoluteLeft();
            int top = createButton.getAbsoluteTop() - offsetHeight;
            popup.setPopupPosition(left, top);
        }
    });
}

From source file:accelerator.client.view.desktop.DesktopMainMenuView.java

License:Open Source License

@UiHandler("editButton")
void onEditButtonClick(ClickEvent e) {
    final PopupPanel popup = new PopupPanel(true, false);
    MenuBar menu = new MenuBar(true);

    {//from   ww w  .jav  a2 s .c om
        final Project p = getSelectedProject();
        final boolean isProjectSelected = p != null;

        // 
        MenuItem edit = new MenuItem("", new Command() {
            public void execute() {
                assert (p != null);
                popup.hide();
                ProjectDialogBox dlg = new ProjectDialogBox(p);
                dlg.setHandler(new ProjectDialogBox.Handler() {
                    public void onOk(Project input) {
                        handler.updateProject(input);
                    }
                });
                dlg.center();
            }
        });
        edit.setEnabled(isProjectSelected);
        menu.addItem(edit);

        // 
        MenuItem delete = new MenuItem("", new Command() {
            public void execute() {
                assert (p != null);
                popup.hide();
                handler.deleteProject(p);
            }
        });
        delete.setEnabled(isProjectSelected);
        menu.addItem(delete);
    }

    menu.addSeparator();

    {
        final Tag t = getSelectedTag();
        final boolean isTagSelected = t != null;

        // 
        MenuItem edit = new MenuItem("", new Command() {
            public void execute() {
                assert (t != null);
                popup.hide();
                TagDialogBox dlg = new TagDialogBox(t);
                dlg.setHandler(new TagDialogBox.Handler() {
                    public void onOk(Tag input) {
                        handler.updateTag(input);
                    }
                });
                dlg.center();
            }
        });
        edit.setEnabled(isTagSelected);
        menu.addItem(edit);

        // 
        MenuItem delete = new MenuItem("", new Command() {
            public void execute() {
                assert (t != null);
                popup.hide();
                handler.deleteTag(t);
            }
        });
        delete.setEnabled(isTagSelected);
        menu.addItem(delete);
    }

    popup.setWidget(menu);
    popup.setPopupPositionAndShow(new PositionCallback() {
        public void setPosition(int offsetWidth, int offsetHeight) {
            int left = editButton.getAbsoluteLeft();
            int top = editButton.getAbsoluteTop() - offsetHeight;
            popup.setPopupPosition(left, top);
        }
    });
}

From source file:anzsoft.xmpp4gwt.client.Bosh2Connector.java

License:Open Source License

public Bosh2Connector(final User user) {
    this.setUser(user);
    standardHandler = new RequestCallback() {

        public void onError(Request request, Throwable exception) {
            final String lastSendedBody = activeRequests.remove(request);
            if (exception instanceof RequestTimeoutException) {
                GWT.log("Request too old. Trying again.", null);
                DeferredCommand.addCommand(new Command() {
                    public void execute() {
                        if (lastSendedBody != null && state == State.connected && sid != null
                                && sid.length() > 0)
                            send(lastSendedBody, standardHandler);
                        else
                            continuousConnection(null);
                    }/*from www.  j  a  v a  2s. co  m*/
                });
            } else if (exception.getMessage().startsWith("Unable to read XmlHttpRequest.status;")) {
                GWT.log("Lost request. Ignored. Resend.", null);
                if (lastSendedBody != null) {
                    DeferredCommand.addCommand(new Command() {
                        public void execute() {
                            if (state == State.connected && sid != null && sid.length() > 0) {
                                send(lastSendedBody, standardHandler);
                            }
                        }
                    });
                }
            } else {
                state = State.disconnected;
                GWT.log("Connection error", exception);
                exception.printStackTrace();
                fireEventError(BoshErrorCondition.remote_connection_failed, null,
                        "Response error: " + exception.getMessage());
            }
        }

        public void onResponseReceived(Request request, Response response) {
            if (state == State.disconnected)
                return;

            final String httpResponse = response.getText();
            final int httpStatusCode = response.getStatusCode();
            final String lastSendedBody = activeRequests.remove(request);

            System.out.println(" IN (" + httpStatusCode + "): " + httpResponse);
            fireOnBodyReceive(response, httpResponse);

            final Packet body = parse2(response.getText().replaceAll(";", ";"));

            final String type = body == null ? null : body.getAtribute("type");
            final String receivedSid = body == null ? null : body.getAtribute("sid");
            String $tmp = body == null ? null : body.getAtribute("rid");
            //final Long rid = $tmp == null ? null : Long.valueOf($tmp);
            final String ack = body == null ? null : body.getAtribute("ack");
            $tmp = body == null ? null : body.getAtribute("condition");
            if ($tmp != null)
                $tmp = $tmp.replace("-", "_");
            final BoshErrorCondition boshCondition = $tmp == null ? null : BoshErrorCondition.valueOf($tmp);

            final String wait = body == null ? null : body.getAtribute("wait");
            final String inactivity = body == null ? null : body.getAtribute("inactivity");
            if (wait != null && inactivity != null) {
                try {
                    int w = Integer.parseInt(wait);
                    int i = Integer.parseInt(inactivity);
                    int t = (w + i / 2) * 1000;
                    builder.setTimeoutMillis(t);
                    GWT.log("New timeout: " + t + "ms", null);
                } catch (Exception e) {
                    GWT.log("Error in wait and inactivity attributes", e);
                }
            }

            if (httpStatusCode != 200 || body == null
                    || type != null && ("terminate".equals(type) || "error".equals(type))) {
                GWT.log("ERROR (" + httpStatusCode + "): " + httpResponse, null);
                ErrorCondition condition = body == null ? ErrorCondition.bad_request
                        : ErrorCondition.undefined_condition;
                String msg = null;
                Packet error = body == null ? null : body.getFirstChild("error");
                if (error != null) {
                    for (Packet c : error.getChildren()) {
                        String xmlns = c.getAtribute("xmlns");
                        if ("text".equals(c.getName())) {
                            msg = c.getCData();
                            break;
                        } else if (xmlns != null && "urn:ietf:params:xml:ns:xmpp-stanzas".equals(xmlns)) {
                            condition = getCondition(c.getName(), httpStatusCode);
                        }
                    }
                }

                if (condition == ErrorCondition.item_not_found) {
                    state = State.disconnected;
                    fireEventError(boshCondition, condition, msg);
                } else if (errorCounter < MAX_ERRORS) {
                    errorCounter++;
                    send(lastSendedBody, standardHandler);
                } else if (type != null && "terminate".equals(type)) {
                    GWT.log("Disconnected by server", null);
                    state = State.disconnected;
                    fireDisconnectByServer(boshCondition, condition, msg);
                } else {
                    state = State.disconnected;
                    if (msg == null) {
                        msg = "[" + httpStatusCode + "] " + condition.name().replace('_', '-');
                    }
                    fireEventError(boshCondition, condition, msg);
                }
            } else {
                errorCounter = 0;
                if (receivedSid != null && sid != null && !receivedSid.equals(sid)) {
                    state = State.disconnected;
                    fireEventError(BoshErrorCondition.policy_violation, ErrorCondition.unexpected_request,
                            "Unexpected session initialisation.");
                } else if (receivedSid != null && sid == null) {
                    sid = receivedSid;
                    Cookies.setCookie(user.getResource() + "sid", sid, null, null, "/", false);
                    state = State.connected;
                }

                final List<? extends Packet> children = body.getChildren();
                if (children.size() > 0) {
                    fireEventReceiveStanzas(children);
                }
                continuousConnection(ack);
            }
            System.out.println("............sid value is:" + sid);
        }
    };

    //added by zhongfanglin@antapp.com
    scriptHandler = new ScriptSyntaxRequestCallback() {
        public void onError(String callbackID) {
            state = State.disconnected;
            GWT.log("Connection error", null);
            fireEventError(BoshErrorCondition.remote_connection_failed, null,
                    "Response error: request timeout or 404!");
        }

        public void onResponseReceived(String callbackID, String responseText) {

            if (state == State.disconnected)
                return;

            final String httpResponse = responseText;
            final String lastSendedBody = activeScriptRequests.remove(callbackID);

            System.out.println(" IN:" + httpResponse);
            fireOnBodyReceive(null, httpResponse);

            final Packet body = parse2(responseText.replaceAll("&semi;", ";"));

            final String type = body == null ? null : body.getAtribute("type");
            final String receivedSid = body == null ? null : body.getAtribute("sid");
            String $tmp = body == null ? null : body.getAtribute("rid");
            //final Long rid = $tmp == null ? null : Long.valueOf($tmp);
            final String ack = body == null ? null : body.getAtribute("ack");
            $tmp = body == null ? null : body.getAtribute("condition");
            if ($tmp != null)
                $tmp = $tmp.replace("-", "_");
            final BoshErrorCondition boshCondition = $tmp == null ? null : BoshErrorCondition.valueOf($tmp);

            final String wait = body == null ? null : body.getAtribute("wait");
            final String inactivity = body == null ? null : body.getAtribute("inactivity");
            if (wait != null && inactivity != null) {
                try {
                    int w = Integer.parseInt(wait);
                    int i = Integer.parseInt(inactivity);
                    int t = (w + i / 2) * 1000;
                    scriptBuilder.setTimeoutMillis(t);
                    GWT.log("New timeout: " + t + "ms", null);
                } catch (Exception e) {
                    GWT.log("Error in wait and inactivity attributes", e);
                }
            }

            if (body == null || type != null && ("terminate".equals(type) || "error".equals(type))) {
                GWT.log("ERROR : " + httpResponse, null);
                ErrorCondition condition = body == null ? ErrorCondition.bad_request
                        : ErrorCondition.undefined_condition;
                String msg = null;
                Packet error = body == null ? null : body.getFirstChild("error");
                if (error != null) {
                    for (Packet c : error.getChildren()) {
                        String xmlns = c.getAtribute("xmlns");
                        if ("text".equals(c.getName())) {
                            msg = c.getCData();
                            break;
                        } else if (xmlns != null && "urn:ietf:params:xml:ns:xmpp-stanzas".equals(xmlns)) {
                            condition = getCondition(c.getName(), -1);
                        }
                    }
                }

                if (condition == ErrorCondition.item_not_found) {
                    state = State.disconnected;
                    fireEventError(boshCondition, condition, msg);
                } else if (errorCounter < MAX_ERRORS) {
                    errorCounter++;
                    send(lastSendedBody, scriptHandler);
                } else if (type != null && "terminate".equals(type)) {
                    GWT.log("Disconnected by server", null);
                    state = State.disconnected;
                    fireDisconnectByServer(boshCondition, condition, msg);
                } else {
                    state = State.disconnected;
                    if (msg == null) {
                        msg = condition.name().replace('_', '-');
                    }
                    fireEventError(boshCondition, condition, msg);
                }
            } else {
                errorCounter = 0;
                if (receivedSid != null && sid != null && !receivedSid.equals(sid)) {
                    state = State.disconnected;
                    fireEventError(BoshErrorCondition.policy_violation, ErrorCondition.unexpected_request,
                            "Unexpected session initialisation.");
                } else if (receivedSid != null && sid == null) {
                    sid = receivedSid;
                    Cookies.setCookie(user.getResource() + "sid", sid, null, null, "/", false);
                    state = State.connected;
                }

                List<? extends Packet> children = body.getChildren();
                if (children.size() > 0) {
                    fireEventReceiveStanzas(children);
                }
                continuousConnection(ack);
            }
        }

    };
    //end added 
}

From source file:anzsoft.xmpp4gwt.client.Session.java

License:Open Source License

public void logout() {
    Presence presence = presencePlugin.offlinePresence();
    con.disconnect(presence);/* w ww.java2  s.  c  o  m*/
    DeferredCommand.addCommand(new Command() {

        public void execute() {
            reset();
        }
    });
    fireOnLoginOut();
}

From source file:ar.com.german.ExpresionesLibres.client.app.ApplicationPresenter.java

License:Apache License

@Override
protected void onBind() {

    MenuItem generadorReglas = new MenuItem("Generador de Reglas", false, new Command() {

        public void execute() {
            PlaceRequest request = new PlaceRequest.Builder().nameToken(NameTokens.generadorDeReglas).build();
            placeManager.revealPlace(request);
        }// w w w .j a v a 2 s .  com
    });

    getView().getMenuBar().addItem(generadorReglas);

    MenuItem probarReglas = new MenuItem("Probar Reglas", false, new Command() {
        public void execute() {
            PlaceRequest request = new PlaceRequest.Builder().nameToken(NameTokens.probador).build();
            placeManager.revealPlace(request);
        }
    });

    getView().getMenuBar().addItem(probarReglas);

    MenuItem archivos = new MenuItem("HTML 5 File API", false, new Command() {
        public void execute() {
            PlaceRequest request = new PlaceRequest.Builder().nameToken(NameTokens.filesystem).build();
            placeManager.revealPlace(request);
        }
    });

    getView().getMenuBar().addItem(archivos);

    super.onBind();

}

From source file:asquare.gwt.sb.client.util.CommandQueueDeferred.java

License:Apache License

protected void deferRun() {
    //      Debug.println("CommandQueue.deferRun()");
    if (m_runScheduled)
        return;/* w ww  . j  a  v  a  2s . c o m*/

    m_runScheduled = true;

    DeferredCommand.addCommand(new Command() {
        public void execute() {
            m_runScheduled = false;
            run();
        }
    });
}

From source file:asquare.gwt.tk.uitest.alertdialog.client.Demo.java

License:Apache License

public void onModuleLoad() {
    Debug.enable();//from   ww w .  j  a v a 2  s.  co  m

    new DebugEventListener('x', Event.ONMOUSEDOWN, null) {
        @Override
        protected void doEvent(Event event) {
            Element target = DOM.eventGetTarget(event);
            Debug.println("target=" + DebugUtil.prettyPrintElement(target));
            int screenX = DOM.eventGetScreenX(event);
            int screenY = DOM.eventGetScreenY(event);
            int clientX = DOM.eventGetClientX(event);
            int clientY = DOM.eventGetClientY(event);
            int absLeft = DOM.getAbsoluteLeft(target);
            int absTop = DOM.getAbsoluteTop(target);
            int offsetLeft = getOffsetLeft(target);
            int offsetTop = getOffsetTop(target);
            int docScrollX = Window.getScrollLeft();
            int docScrollY = Window.getScrollTop();
            Debug.println("screenX=" + screenX + ",screenY=" + screenY + ",clientX=" + clientX + ",clientY="
                    + clientY + ",absLeft=" + absLeft + ",absTop=" + absTop + ",offsetLeft=" + offsetLeft
                    + ",offsetTop=" + offsetTop + ",docScrollX=" + docScrollX + ",docScrollY=" + docScrollY);
        }
    }.install();
    new DebugEventListener('z', Event.ONMOUSEDOWN, "Offset hierarchy inspector") {
        @Override
        protected void doEvent(Event event) {
            Element target = DOM.eventGetTarget(event);
            printOffsetTopHierarchy(target);
        }
    }.install();

    new DebugHierarchyInspector().install();

    new DebugElementDumpInspector().install();

    new DebugEventListener(Event.ONMOUSEDOWN | Event.ONMOUSEUP).install();

    if (!GWT.isScript()) {
        DebugConsole.getInstance().disable();
    }

    final Button button = new Button();
    button.setText("Default Info dialog");
    button.addClickHandler(new ClickHandler() {
        public void onClick(ClickEvent event) {
            final AlertDialog alert = AlertDialog.createInfo(new Command() {
                public void execute() {
                    Debug.println("OK clicked");
                }
            }, "Info Dialog", "this is a default info dialog");
            alert.show();
        }
    });
    RootPanel.get().add(button);

    Command showDialog = new Command() {
        private AlertDialog m_dialog;

        public void execute() {
            if (m_dialog == null) {
                m_dialog = AlertDialog.createWarning(this, "Caption text", null);
                ScrollPanel message = new ScrollPanel();
                message.setAlwaysShowScrollBars(true);
                message.setWidth("100%");
                message.setHeight("100px");
                message.setWidget(new Label(
                        "These packages contain reference information about the main GWT user interface and utility classes. For higher-level explanations of how to take advantage of all this stuff, check out the Developer Guide. Among other things, there's a handy widget gallery and an explanation of how remote procedure calls work.These packages contain reference information about the main GWT user interface and utility classes. For higher-level explanations of how to take advantage of all this stuff, check out the Developer Guide. Among other things, there's a handy widget gallery and an explanation of how remote procedure calls work."));
                m_dialog.setMessage(message);
                m_dialog.setSize("400px", "300px");
                m_dialog.addController(new ControllerAdaptor(Controller.class, Event.ONMOUSEDOWN) {
                    @Override
                    public void onBrowserEvent(Widget widget, Event event) {
                        int x = DomUtil.eventGetAbsoluteX(event) - DOM.getAbsoluteLeft(widget.getElement());
                        int y = DomUtil.eventGetAbsoluteY(event) - DOM.getAbsoluteTop(widget.getElement());
                        Debug.println("onMouseDown(" + x + "," + y + ")");
                    }
                });
            }
            m_dialog.show();
        }
    };
    showDialog.execute();
}

From source file:at.ait.dme.yuma.client.image.annotation.ImageAnnotationComposite.java

License:EUPL

/**
 * the image annotation composite constructor. needs an image composite
 * to show and hide fragments./*www .  j  a  v a 2s.c  o m*/
 * 
 * @param imageComposite
 */
public ImageAnnotationComposite(ImageComposite imageComposite, ImageAnnotationForm imageAnnotationForm,
        Set<String> shapeTypes) {
    this.imageComposite = imageComposite;
    this.imageAnnotationForm = imageAnnotationForm;
    this.shapeTypes = shapeTypes;

    // Container panel for annotation tree & controls
    containerPanel.setStyleName("imageAnnotation-composite");
    containerPanel.add(createHeader(), new BorderLayoutData(BorderLayout.Region.NORTH));

    // 'Loading' panel
    loadingPanel.setHorizontalAlignment(DockPanel.ALIGN_CENTER);
    loadingPanel.setVerticalAlignment(DockPanel.ALIGN_MIDDLE);
    loadingPanel.add(loadingImage, DockPanel.CENTER);

    // Annotation tree
    createTree(shapeTypes);

    // Register annotation selection handler on image composite
    imageComposite.addImageAnnotationSelectionHandler(new ImageAnnotationSelectionHandler() {
        @Override
        public void onAnnotationSelection(ImageAnnotationSelectionEvent event) {
            final ImageAnnotationTreeNode node = annotationTree.getAnnotationNode(event.getAnnotation());
            if (node == null)
                return;

            annotationTree.selectAnnotationTreeNode(node, event.isSelected());
            if (event.isSelected()) {
                DeferredCommand.addCommand(new Command() {
                    public void execute() {
                        scrollPanel.ensureVisible(node.getAnnotationTreeItem());
                    }
                });
            }
        }
    });

    deckPanel.add(loadingPanel);
    deckPanel.add(scrollPanel);

    enableLoadingImage();

    containerPanel.add(deckPanel);
    initWidget(containerPanel);
}

From source file:at.ait.dme.yuma.client.image.annotation.ImageAnnotationComposite.java

License:EUPL

/**
 * shows the annotation form either underneath a tree node in case of an
 * update or reply to an existing annotation, or above the annotation tree
 * in case of an new annotation. if it is a fragment annotation it will also
 * show the active fragment panel.//www .  j  a v a 2s . c  om
 * 
 * @param annotationTreeNode
 * @param fragmentAnnotation true if annotation has a fragment, otherwise false
 * @param update true if the user updates an existing annotation, otherwise false
 */
public void showAnnotationForm(final ImageAnnotationTreeNode annotationTreeNode, boolean fragmentAnnotation,
        boolean update) {

    imageAnnotationForm = imageAnnotationForm.createNew(this, annotationTreeNode, fragmentAnnotation, update);

    scrollPosition = scrollPanel.getScrollPosition();

    if (annotationTreeNode != null) {
        annotationTreeNode.showAnnotationForm(imageAnnotationForm);
        DeferredCommand.addCommand(new Command() {
            public void execute() {
                scrollPanel.ensureVisible(imageAnnotationForm);
            }
        });

        if (fragmentAnnotation) {
            // if we update an existing annotation we first have to remove the
            // existing fragment and show an active fragment panel instead.
            if (update && annotationTreeNode.getImageFragment() != null) {
                imageComposite.showActiveFragmentPanel(annotationTreeNode.getAnnotation(), true);
                imageComposite.hideFragment(annotationTreeNode.getAnnotation());
            } else {
                imageComposite.showActiveFragmentPanel(null, true);
            }
        }
    } else {
        annotateButton.setEnabled(false);
        annotateFragmentButton.setEnabled(false);
        annotationFormPanel.add(imageAnnotationForm);
        if (fragmentAnnotation)
            imageComposite.showActiveFragmentPanel(null, true);
    }

    layout();
}

From source file:at.ait.dme.yuma.client.image.annotation.ImageAnnotationComposite.java

License:EUPL

/**
 *  hides the annotation form, again either from above the annotation tree or from
 *  underneath a tree node, also hides the active fragment panel. if in case of
 *  an update the operation was canceled we have to restore a possible fragment.
 *  //from ww  w .  ja v  a 2  s.c om
 *  @param annotationTreeNode
 *    @param canceled true if the user canceled the operation, otherwise false
 *  @see #showAnnotationForm(ImageAnnotationTreeNode, boolean, boolean)
 */
public void hideAnnotationForm(final ImageAnnotationTreeNode annotationTreeNode, boolean canceled) {

    if (annotationTreeNode == null) {
        annotationFormPanel.clear();
        annotateButton.setEnabled(true);
        annotateFragmentButton.setEnabled(true);
    } else {
        annotationTreeNode.hideAnnotationForm();
        DeferredCommand.addCommand(new Command() {
            public void execute() {
                scrollPanel.setScrollPosition(scrollPosition);
                annotationTree.setSelectedItem(annotationTreeNode.getAnnotationTreeItem());
            }
        });
    }

    imageComposite.hideActiveFragmentPanel();
    if (canceled && annotationTreeNode != null && annotationTreeNode.getImageFragment() != null) {
        imageComposite.showFragment(annotationTreeNode.getAnnotation());
    }

    layout();
}