Examples with Timer com.google.gwt.user.client.Timer used on opensource projects

Example 21 with Timer

use of com.google.gwt.user.client.Timer in project rstudio by rstudio.

the class Application method go.

public void go(final RootLayoutPanel rootPanel, final Command dismissLoadingProgress) {
    Widget w = view_.getWidget();
    rootPanel.add(w);
    rootPanel.setWidgetTopBottom(w, 0, Style.Unit.PX, 0, Style.Unit.PX);
    rootPanel.setWidgetLeftRight(w, 0, Style.Unit.PX, 0, Style.Unit.PX);
    // attempt init
    pClientInit_.get().execute(new ServerRequestCallback<SessionInfo>() {

        public void onResponseReceived(final SessionInfo sessionInfo) {
            // initialize workbench after verifying agreement
            verifyAgreement(sessionInfo, new Operation() {

                public void execute() {
                    // directly to the user
                    if (ApplicationAction.isSwitchProject()) {
                        new Timer() {

                            @Override
                            public void run() {
                                dismissLoadingProgress.execute();
                            }
                        }.schedule(10000);
                    } else {
                        dismissLoadingProgress.execute();
                    }
                    session_.setSessionInfo(sessionInfo);
                    // initialize workbench
                    initializeWorkbench();
                }
            });
        }

        public void onError(ServerError error) {
            Debug.logError(error);
            dismissLoadingProgress.execute();
            globalDisplay_.showErrorMessage("RStudio Initialization Error", error.getUserMessage());
        }
    });
}

Example 22 with Timer

use of com.google.gwt.user.client.Timer in project rstudio by rstudio.

the class Application method initializeWorkbench.

private void initializeWorkbench() {
    pAceThemes_.get();
    // subscribe to ClientDisconnected event (wait to do this until here
    // because there were spurious ClientDisconnected events occuring
    // after a session interrupt sequence. we couldn't figure out why,
    // and since this is a temporary hack why not add another temporary
    // hack to go with it here :-)
    // TOOD: move this back tot he constructor after we revise the
    // interrupt hack(s)
    events_.addHandler(ClientDisconnectedEvent.TYPE, this);
    // create workbench
    Workbench wb = workbench_.get();
    eventBusProvider_.get().fireEvent(new SessionInitEvent());
    // disable commands
    SessionInfo sessionInfo = session_.getSessionInfo();
    if (!sessionInfo.getAllowShell()) {
        commands_.showShellDialog().remove();
        removeTerminalCommands();
    }
    if (!sessionInfo.getAllowPackageInstallation()) {
        commands_.installPackage().remove();
        commands_.updatePackages().remove();
    }
    if (!sessionInfo.getAllowVcs()) {
        commands_.versionControlProjectSetup().remove();
    }
    if (!sessionInfo.getAllowFileDownloads()) {
        commands_.exportFiles().remove();
    }
    if (!sessionInfo.getAllowFileUploads()) {
        commands_.uploadFile().remove();
    }
    // disable external publishing if requested
    if (!SessionUtils.showExternalPublishUi(session_, uiPrefs_.get())) {
        commands_.publishHTML().remove();
    }
    // hide the agreement menu item if we don't have one
    if (!session_.getSessionInfo().hasAgreement())
        commands_.rstudioAgreement().setVisible(false);
    // remove knit params if they aren't supported
    if (!sessionInfo.getKnitParamsAvailable())
        commands_.knitWithParameters().remove();
    // show the correct set of data import commands
    if (uiPrefs_.get().useDataImport().getValue()) {
        commands_.importDatasetFromFile().remove();
        commands_.importDatasetFromURL().remove();
        commands_.importDatasetFromCsvUsingReadr().setVisible(false);
        commands_.importDatasetFromSAV().setVisible(false);
        commands_.importDatasetFromSAS().setVisible(false);
        commands_.importDatasetFromStata().setVisible(false);
        commands_.importDatasetFromXML().setVisible(false);
        commands_.importDatasetFromODBC().setVisible(false);
        commands_.importDatasetFromJDBC().setVisible(false);
        try {
            String rVersion = sessionInfo.getRVersionsInfo().getRVersion();
            if (ApplicationUtils.compareVersions(rVersion, "3.0.2") >= 0) {
                commands_.importDatasetFromCsvUsingReadr().setVisible(true);
            }
            if (ApplicationUtils.compareVersions(rVersion, "3.1.0") >= 0) {
                commands_.importDatasetFromSAV().setVisible(true);
                commands_.importDatasetFromSAS().setVisible(true);
                commands_.importDatasetFromStata().setVisible(true);
                commands_.importDatasetFromXML().setVisible(true);
            }
            if (ApplicationUtils.compareVersions(rVersion, "3.0.0") >= 0) {
                commands_.importDatasetFromODBC().setVisible(true);
            }
            if (ApplicationUtils.compareVersions(rVersion, "2.4.0") >= 0) {
                commands_.importDatasetFromJDBC().setVisible(true);
            }
        } catch (Exception e) {
        }
        // Removing data import dialogs that are NYI
        commands_.importDatasetFromXML().remove();
        commands_.importDatasetFromJSON().remove();
        commands_.importDatasetFromJDBC().remove();
        commands_.importDatasetFromODBC().remove();
        commands_.importDatasetFromMongo().remove();
    } else {
        commands_.importDatasetFromCsv().remove();
        commands_.importDatasetFromCsvUsingBase().remove();
        commands_.importDatasetFromCsvUsingReadr().remove();
        commands_.importDatasetFromSAV().remove();
        commands_.importDatasetFromSAS().remove();
        commands_.importDatasetFromStata().remove();
        commands_.importDatasetFromXLS().remove();
        commands_.importDatasetFromXML().remove();
        commands_.importDatasetFromJSON().remove();
        commands_.importDatasetFromJDBC().remove();
        commands_.importDatasetFromODBC().remove();
        commands_.importDatasetFromMongo().remove();
    }
    // show workbench
    view_.showWorkbenchView(wb.getMainView().asWidget());
    // hide zoom actual size everywhere but cocoa desktop
    if (!BrowseCap.isCocoaDesktop()) {
        commands_.zoomActualSize().remove();
    }
    // hide zoom in and zoom out in web mode
    if (!Desktop.isDesktop()) {
        commands_.zoomIn().remove();
        commands_.zoomOut().remove();
    }
    // show new session when appropriate
    if (!Desktop.isDesktop()) {
        if (sessionInfo.getMultiSession())
            commands_.newSession().setMenuLabel("New Session...");
        else
            commands_.newSession().remove();
    }
    // toolbar (must be after call to showWorkbenchView because
    // showing the toolbar repositions the workbench view widget)
    showToolbar(uiPrefs_.get().toolbarVisible().getValue());
    // sync to changes in the toolbar visibility state
    uiPrefs_.get().toolbarVisible().addValueChangeHandler(new ValueChangeHandler<Boolean>() {

        @Override
        public void onValueChange(ValueChangeEvent<Boolean> event) {
            showToolbar(event.getValue());
        }
    });
    clientStateUpdaterInstance_ = clientStateUpdater_.get();
    // before we interrogate it for unsaved documents
    if (ApplicationAction.hasAction()) {
        new Timer() {

            @Override
            public void run() {
                if (ApplicationAction.isQuit()) {
                    commands_.quitSession().execute();
                } else if (ApplicationAction.isNewProject()) {
                    ApplicationAction.removeActionFromUrl();
                    events_.fireEvent(new NewProjectEvent(true, false));
                } else if (ApplicationAction.isOpenProject()) {
                    ApplicationAction.removeActionFromUrl();
                    events_.fireEvent(new OpenProjectEvent(true, false));
                } else if (ApplicationAction.isSwitchProject()) {
                    handleSwitchProjectAction();
                }
            }
        }.schedule(500);
    }
}

Example 23 with Timer

use of com.google.gwt.user.client.Timer in project rstudio by rstudio.

the class ApplicationClientInit method execute.

public void execute(final ServerRequestCallback<SessionInfo> requestCallback, final boolean retryOnTransmissionError) {
    // reset internal state 
    timedOut_ = false;
    timeoutTimer_ = null;
    // send the request
    final ServerRequestCallback<SessionInfo> rpcRequestCallback = new ServerRequestCallback<SessionInfo>() {

        @Override
        public void onResponseReceived(SessionInfo sessionInfo) {
            if (!timedOut_) {
                cancelTimeoutTimer();
                requestCallback.onResponseReceived(sessionInfo);
            }
        }

        @Override
        public void onError(ServerError error) {
            if (!timedOut_) {
                cancelTimeoutTimer();
                if ((error.getCode() == ServerError.TRANSMISSION) && retryOnTransmissionError) {
                    // transmission error can occur due to a race 
                    // condition when switching projects or versions, for
                    // this case wait 1000ms then retry
                    new Timer() {

                        @Override
                        public void run() {
                            // retry (specify flag to ensure we only retry once)
                            execute(requestCallback, false);
                        }
                    }.schedule(1000);
                } else {
                    requestCallback.onError(error);
                }
            }
        }
    };
    server_.clientInit(rpcRequestCallback);
    // wait for 60 seconds then ask the user if they want to issue an 
    // interrupt to the server
    int timeoutMs = 60000;
    timeoutTimer_ = new Timer() {

        public void run() {
            // set timed out flag
            timedOut_ = true;
            // cancel our request
            rpcRequestCallback.cancel();
            // ask the user if they want to attempt to interrupt the server
            globalDisplay_.showYesNoMessage(GlobalDisplay.MSG_QUESTION, // caption
            "Initializing RStudio", // message
            "The RStudio server is taking a long time to respond. It is " + "possible that your R session has become unresponsive. " + "Do you want to terminate the currently running R session?", // don't include cancel
            false, // Yes operation
            new Operation() {

                public void execute() {
                    // call interrupt then call this method back on success
                    server_.abort(null, new ServerRequestCallback<Void>() {

                        @Override
                        public void onResponseReceived(Void response) {
                            // reload the application
                            reloadWithDelay(1000);
                        }

                        @Override
                        public void onError(ServerError error) {
                            // if we get an error during interrupt then just
                            // forward the error on to the original handler
                            requestCallback.onError(error);
                        }
                    });
                }
            }, // No operation
            new Operation() {

                public void execute() {
                    // keep trying (reload to clear out any crufty app
                    // or networking state)
                    reloadWithDelay(1);
                }
            }, // Cancel operation (none)
            null, "Terminate R", "Keep Waiting", // default to No
            false);
        }
    };
    // activate the timer
    timeoutTimer_.schedule(timeoutMs);
}

Example 24 with Timer

use of com.google.gwt.user.client.Timer in project rstudio by rstudio.

the class ApplicationClientInit method reloadWithDelay.

private void reloadWithDelay(int delayMs) {
    // need a delay so the server has time to fully process the
    // interrupt and go offline
    Timer delayTimer = new Timer() {

        public void run() {
            Window.Location.reload();
        }
    };
    delayTimer.schedule(delayMs);
}

Example 25 with Timer

use of com.google.gwt.user.client.Timer in project rstudio by rstudio.

the class ProgressIndicatorDelay method onProgress.

@Override
public void onProgress(final String status, final Operation onCancel) {
    showing_ = true;
    if (firstUpdate_) {
        firstUpdate_ = false;
        new Timer() {

            @Override
            public void run() {
                if (showing_) {
                    progressIndicator_.onProgress(status, onCancel);
                }
            }
        }.schedule(startDelay_);
    } else {
        progressIndicator_.onProgress(status, onCancel);
    }
}