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

Example 26 with Command

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

the class ToolbarPopupMenuButton method addMenuItem.

public void addMenuItem(final MenuItem item, final String value) {
    final ScheduledCommand cmd = item.getScheduledCommand();
    item.setScheduledCommand(new Command() {

        @Override
        public void execute() {
            setText(value);
            if (cmd != null)
                cmd.execute();
        }
    });
    getMenu().addItem(item);
}

Example 27 with Command

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

the class Wizard method goBack.

private void goBack() {
    final boolean isNavigationPage = activeParentNavigationPage_ != null;
    // determine behavior based on whether we are going back to a
    // navigation page or a selector page
    final Widget toWidget = isNavigationPage ? activeParentNavigationPage_ : firstPage_;
    final String pageCaptionLabel = isNavigationPage ? activeParentNavigationPage_.getPageCaption() : "";
    final WizardPage<I, T> newActivePage = isNavigationPage ? activeParentNavigationPage_ : firstPage_;
    final CanFocus focusWidget = (CanFocus) toWidget;
    activeParentNavigationPage_ = null;
    onPageDeactivated(activePage_);
    activePage_.onDeactivate(new Operation() {

        public void execute() {
            animate(activePage_, toWidget, false, new Command() {

                @Override
                public void execute() {
                    // update active page
                    activePage_ = newActivePage;
                    // update header
                    subCaptionLabel_.setVisible(newActivePage == firstPage_);
                    pageCaptionLabel_.setVisible(newActivePage != firstPage_ && isNavigationPage);
                    pageCaptionLabel_.setText(pageCaptionLabel);
                    setNextButtonState(newActivePage);
                    backButton_.setVisible(newActivePage != firstPage_);
                    // make ok button invisible
                    setOkButtonVisible(false);
                    // call hook
                    onSelectorActivated();
                    // set focus
                    focusWidget.focus();
                }
            });
        }
    });
}

Example 28 with Command

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

the class TextEditingTarget method saveNewFileWithEncoding.

private void saveNewFileWithEncoding(String suggestedPath, final String encoding, final Command executeOnSuccess) {
    view_.ensureVisible();
    FileSystemItem fsi;
    if (suggestedPath != null)
        fsi = FileSystemItem.createFile(suggestedPath);
    else
        fsi = getSaveFileDefaultDir();
    fileDialogs_.saveFile("Save File - " + getName().getValue(), fileContext_, fsi, fileType_.getDefaultExtension(), false, new ProgressOperationWithInput<FileSystemItem>() {

        public void execute(final FileSystemItem saveItem, ProgressIndicator indicator) {
            if (saveItem == null)
                return;
            try {
                workbenchContext_.setDefaultFileDialogDir(saveItem.getParentPath());
                final TextFileType fileType = fileTypeRegistry_.getTextTypeForFile(saveItem);
                final Command saveCommand = new Command() {

                    @Override
                    public void execute() {
                        if (!getPath().equals(saveItem.getPath())) {
                            // breakpoints are file-specific, so when saving
                            // as a different file, clear the display of
                            // breakpoints from the old file name
                            docDisplay_.removeAllBreakpoints();
                            // update publish settings 
                            syncPublishPath(saveItem.getPath());
                        }
                        fixupCodeBeforeSaving();
                        docUpdateSentinel_.save(saveItem.getPath(), fileType.getTypeId(), encoding, new SaveProgressIndicator(saveItem, fileType, executeOnSuccess));
                        events_.fireEvent(new SourceFileSavedEvent(getId(), saveItem.getPath()));
                    }
                };
                // to a non-R file type then confirm
                if (fileType_.isR() && !fileType.isR()) {
                    globalDisplay_.showYesNoMessage(MessageDialog.WARNING, "Confirm Change File Type", "This file was created as an R script however " + "the file extension you specified will change " + "it into another file type that will no longer " + "open as an R script.\n\n" + "Are you sure you want to change the type of " + "the file so that it is no longer an R script?", new Operation() {

                        @Override
                        public void execute() {
                            saveCommand.execute();
                        }
                    }, false);
                } else {
                    saveCommand.execute();
                }
            } catch (Exception e) {
                indicator.onError(e.toString());
                return;
            }
            indicator.onCompleted();
        }
    });
}

Example 29 with Command

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

the class TextEditingTarget method executeChunks.

public void executeChunks(final Position position, int which) {
    if (docDisplay_.showChunkOutputInline()) {
        executeChunksNotebookMode(position, which);
        return;
    }
    // HACK: This is just to force the entire function tree to be built.
    // It's the easiest way to make sure getCurrentScope() returns
    // a Scope with an end.
    docDisplay_.getScopeTree();
    // execute the chunks
    Scope[] previousScopes = scopeHelper_.getSweaveChunks(position, which);
    StringBuilder builder = new StringBuilder();
    for (Scope scope : previousScopes) {
        if (isRChunk(scope) && isExecutableChunk(scope)) {
            builder.append("# " + scope.getLabel() + "\n");
            builder.append(scopeHelper_.getSweaveChunkText(scope));
            builder.append("\n\n");
        }
    }
    final String code = builder.toString().trim();
    if (fileType_.isRmd()) {
        docUpdateSentinel_.withSavedDoc(new Command() {

            @Override
            public void execute() {
                rmarkdownHelper_.prepareForRmdChunkExecution(docUpdateSentinel_.getId(), docUpdateSentinel_.getContents(), new Command() {

                    @Override
                    public void execute() {
                        events_.fireEvent(new SendToConsoleEvent(code, true));
                    }
                });
            }
        });
    } else {
        events_.fireEvent(new SendToConsoleEvent(code, true));
    }
}

Example 30 with Command

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

the class TextEditingTarget method previewRpresentation.

void previewRpresentation() {
    SessionInfo sessionInfo = session_.getSessionInfo();
    if (!fileTypeCommands_.getHTMLCapabiliites().isRMarkdownSupported()) {
        globalDisplay_.showMessage(MessageDisplay.MSG_WARNING, "Unable to Preview", "R Presentations require the knitr package " + "(version 1.2 or higher)");
        return;
    }
    PresentationState state = sessionInfo.getPresentationState();
    // if we are showing a tutorial then don't allow preview
    if (state.isTutorial()) {
        globalDisplay_.showMessage(MessageDisplay.MSG_WARNING, "Unable to Preview", "R Presentations cannot be previewed when a Tutorial " + "is active");
        return;
    }
    // if this presentation is already showing then just activate 
    if (state.isActive() && state.getFilePath().equals(docUpdateSentinel_.getPath())) {
        commands_.activatePresentation().execute();
        save();
    } else // otherwise reload
    {
        saveThenExecute(null, new Command() {

            @Override
            public void execute() {
                server_.showPresentationPane(docUpdateSentinel_.getPath(), new VoidServerRequestCallback());
            }
        });
    }
}