Examples with ChangeHandler com.google.gwt.event.dom.client.ChangeHandler used on opensource projects

Example 46 with ChangeHandler

use of com.google.gwt.event.dom.client.ChangeHandler in project che by eclipse.

the class UploadFileViewImpl method addFile.

private void addFile() {
    file = new FileUpload();
    file.setHeight("22px");
    file.setWidth("100%");
    file.setName("file");
    file.ensureDebugId("file-uploadFile-ChooseFile");
    file.addChangeHandler(new ChangeHandler() {

        @Override
        public void onChange(ChangeEvent event) {
            delegate.onFileNameChanged();
        }
    });
    uploadPanel.insert(file, 0);
}

Example 47 with ChangeHandler

use of com.google.gwt.event.dom.client.ChangeHandler in project gwtphonegap by dankurka.

the class CameraBrowserFileInput method getPicture.

@Override
public CameraPopoverHandle getPicture(final PictureOptions options, final PictureCallback callback) {
    if (!input.isAttached()) {
        callback.onFailure("after #cleanUp(), this instance is no longer useful");
        return popoverHandle;
    }
    @SuppressWarnings("unused") final ChangeHandler handler = new ChangeHandler() {

        private final HandlerRegistration reg = input.addChangeHandler(this);

        @Override
        public void onChange(ChangeEvent event) {
            reg.removeHandler();
            if (options.getDestinationType() == PictureOptions.DESTINATION_TYPE_DATA_URL) {
                getBase64(new ReaderCallback<FileReader>() {

                    @Override
                    public void onCallback(FileReader result) {
                        callback.onSuccess(result.getResult());
                    }
                });
            } else {
                callback.onSuccess(getFileUri());
            }
        }
    };
    open(input.getElement());
    return popoverHandle;
}

Example 48 with ChangeHandler

use of com.google.gwt.event.dom.client.ChangeHandler in project rstudio by rstudio.

the class RSConnectDeploy method initialize.

@Inject
public void initialize(RSConnectServerOperations server, RSAccountConnector connector, GlobalDisplay display, UIPrefs prefs) {
    server_ = server;
    connector_ = connector;
    display_ = display;
    prefs_ = prefs;
    accountList_ = new RSConnectAccountList(server_, display_, false, !asStatic_);
    appName_ = new AppNameTextbox(this);
    // when the account list finishes populating, select the account from the
    // previous deployment if we have one
    accountList_.setOnRefreshCompleted(new Operation() {

        @Override
        public void execute() {
            if (fromPrevious_ != null) {
                // when re-deploying, select the account used the last time 
                // around
                accountList_.selectAccount(fromPrevious_.getAccount());
            } else {
                // when doing a first-time publish, select the account the user
                // prefers (currently this just tracks the last account used)
                RSConnectAccount preferred = prefs_.preferredPublishAccount().getGlobalValue();
                if (preferred != null) {
                    accountList_.selectAccount(preferred);
                }
                // validate the app name now that we have an account selected
                appName_.validateAppName();
            }
        }
    });
    // when the user selects a different account, show the appropriate UI
    addAccountChangeHandler(new ChangeHandler() {

        @Override
        public void onChange(ChangeEvent arg0) {
            if (fromPrevious_ != null) {
                boolean existing = accountList_.getSelectedAccount().equals(fromPrevious_.getAccount());
                appInfoPanel_.setVisible(existing);
                newAppPanel_.setVisible(!existing);
                // validate name if necessary
                if (existing && onDeployEnabled_ != null)
                    onDeployEnabled_.execute();
                else if (!existing)
                    appName_.validateAppName();
            } else {
                // re-validate app name as different accounts have different 
                // name restrictions
                appName_.validateAppName();
            }
        }
    });
}

Example 49 with ChangeHandler

use of com.google.gwt.event.dom.client.ChangeHandler in project rstudio by rstudio.

the class EditSnippetsDialog method createMainWidget.

@Override
protected Widget createMainWidget() {
    panel_ = new DockLayoutPanel(Unit.PX);
    // compute the widget size and set it
    Size size = new Size(900, 900);
    size = DomMetrics.adjustedElementSize(size, null, // pad
    70, // client margin
    100);
    panel_.setWidth(size.width + "px");
    panel_.setHeight(size.height + "px");
    // snippet types
    snippetTypes_ = new WidgetListBox<EditableSnippets>();
    snippetTypes_.addChangeHandler(new ChangeHandler() {

        @Override
        public void onChange(ChangeEvent event) {
            updateEditor(snippetTypes_.getSelectedItem());
        }
    });
    snippetTypes_.addItem(new EditableSnippets("R", FileTypeRegistry.R));
    snippetTypes_.addItem(new EditableSnippets(FileTypeRegistry.CPP));
    snippetTypes_.addItem(new EditableSnippets(FileTypeRegistry.MARKDOWN));
    snippetTypes_.addItem(new EditableSnippets(FileTypeRegistry.TEX));
    snippetTypes_.addItem(new EditableSnippets(FileTypeRegistry.JS));
    snippetTypes_.addItem(new EditableSnippets(FileTypeRegistry.HTML));
    snippetTypes_.addItem(new EditableSnippets(FileTypeRegistry.CSS));
    snippetTypes_.addItem(new EditableSnippets(FileTypeRegistry.SQL));
    snippetTypes_.addItem(new EditableSnippets(FileTypeRegistry.JAVA));
    snippetTypes_.addItem(new EditableSnippets(FileTypeRegistry.PYTHON));
    snippetTypes_.addItem(new EditableSnippets(FileTypeRegistry.STAN));
    panel_.addWest(snippetTypes_, 150);
    // editor
    docDisplay_ = new AceEditor();
    docDisplay_.setUseSoftTabs(false);
    docDisplay_.setTabSize(uiPrefs_.numSpacesForTab().getValue());
    docDisplay_.addValueChangeHandler(new ValueChangeHandler<Void>() {

        @Override
        public void onValueChange(ValueChangeEvent<Void> event) {
            editorDirty_ = true;
        }
    });
    docDisplay_.setFileType(FileTypeRegistry.SNIPPETS);
    SimplePanel panel = new SimplePanel();
    panel.addStyleName("EditDialog");
    panel.getElement().getStyle().setMarginLeft(8, Unit.PX);
    panel.setWidget(docDisplay_.asWidget());
    panel_.add(panel);
    TextEditingTarget.syncFontSize(releaseOnDismiss_, events_, this, fontSizeManager_);
    snippetTypes_.setSelectedIndex(0, true);
    return panel_;
}

Example 50 with ChangeHandler

use of com.google.gwt.event.dom.client.ChangeHandler in project rstudio by rstudio.

the class NewConnectionSnippetDialog method createMainWidget.

@Override
protected Widget createMainWidget() {
    SimplePanel wrapper = new SimplePanel();
    wrapper.setStyleName(RES.styles().wrapper());
    Grid connGrid = new Grid(initialConfig_.size(), 2);
    connGrid.addStyleName(RES.styles().grid());
    for (int idxParams = 0; idxParams < initialConfig_.size(); idxParams++) {
        final String key = initialConfig_.get(idxParams).getKey();
        Label label = new Label(key + ":");
        label.addStyleName(RES.styles().label());
        connGrid.setWidget(idxParams, 0, label);
        connGrid.getRowFormatter().setVerticalAlign(idxParams, HasVerticalAlignment.ALIGN_TOP);
        final TextBox textbox = new TextBox();
        textbox.setText(initialConfig_.get(idxParams).getValue());
        textbox.addStyleName(RES.styles().textbox());
        connGrid.setWidget(idxParams, 1, textbox);
        textbox.addChangeHandler(new ChangeHandler() {

            @Override
            public void onChange(ChangeEvent arg0) {
                partsKeyValues_.put(key, textbox.getValue());
            }
        });
    }
    wrapper.add(connGrid);
    return wrapper;
}