Java Code Examples for com.google.gwt.user.client.ui.Button#setVisible()

/**
 * The UI consists of a vertical panel that holds a drop-down list box,
 *   a Horizontal panel that holds the templates list (cell list) plus
 *   the selected template. This is inserted in the Wizard dialog.
 *
 * @param templates should never be null
 * @return the main panel for Wizard dialog.
 */
VerticalPanel createUI(final ArrayList<TemplateInfo> templates) {
  VerticalPanel panel = new VerticalPanel();
  panel.setStylePrimaryName("gwt-SimplePanel");
  panel.setVerticalAlignment(VerticalPanel.ALIGN_MIDDLE);
  panel.setHorizontalAlignment(VerticalPanel.ALIGN_CENTER);

  templatePanel = new HorizontalPanel();
  templatePanel.add(makeTemplateSelector(templates));
  if (templates.size() > 0)
    templatePanel.add(new TemplateWidget(templates.get(0), templateHostUrl));

  templatesMenu = makeTemplatesMenu();

  HorizontalPanel hPanel = new HorizontalPanel();
  hPanel.add(templatesMenu);
  removeButton = new Button("Remove this repository", new ClickHandler() {
      @Override
      public void onClick(ClickEvent arg0) {
        removeCurrentlySelectedRepository();
      }
    });
  removeButton.setVisible(false);
  hPanel.add(removeButton);
  panel.add(hPanel);
  panel.add(templatePanel);
  return panel;
}
 

@Override
public void render(final RendererCellReference cell, final String text, final Button button) {
    final boolean buttonEnable = isButtonEnable(cell.getElement().getClassName());
    if (text != null) {
        button.setHTML(text);
    }
    applystyles(button, buttonEnable);
    // this is to allow the button to disappear, if the text is null
    button.setVisible(text != null);
    button.getElement().setId(UIComponentIdProvider.ROLLOUT_ACTION_ID + "." + cell.getColumnIndex());
    button.setEnabled(buttonEnable);
}
 

@Override
public void render(final RendererCellReference cell, final FontIconData iconMetadata, final Button button) {
    if (iconMetadata.getFontIconHtml() != null) {
        button.setHTML(iconMetadata.getFontIconHtml());
    }
    applyStyles(button, iconMetadata.isDisabled(), iconMetadata.getStyle());
    button.getElement().setId(iconMetadata.getId());
    button.getElement().setTitle(iconMetadata.getTitle());
    button.setEnabled(!iconMetadata.isDisabled());
    // this is to allow the button to disappear, if the text is null
    button.setVisible(iconMetadata.getFontIconHtml() != null);
}
 

private Button hiddenButton(String action, String styleName) {
    Button button = new Button();
    button.setStyleName(styleName);
    button.getElement().setAttribute("action", action);
    button.setVisible(false);
    return button;
}
 

/**
 * Helper method called by constructor to initialize the report section
 */
private void initReportSection() {
  final HTML reportPrompt = new HTML();
  reportPrompt.setHTML(MESSAGES.galleryReportPrompt());
  reportPrompt.addStyleName("primary-prompt");
  final TextArea reportText = new TextArea();
  reportText.addStyleName("action-textarea");
  final Button submitReport = new Button(MESSAGES.galleryReportButton());
  submitReport.addStyleName("action-button");
  final Label descriptionError = new Label();
  descriptionError.setText("Description required");
  descriptionError.setStyleName("ode-ErrorMessage");
  descriptionError.setVisible(false);
  appReportPanel.add(reportPrompt);
  appReportPanel.add(descriptionError);
  appReportPanel.add(reportText);
  appReportPanel.add(submitReport);

  final OdeAsyncCallback<Boolean> isReportdByUserCallback = new OdeAsyncCallback<Boolean>(
      // failure message
      MESSAGES.galleryError()) {
        @Override
        public void onSuccess(Boolean isAlreadyReported) {
          if(isAlreadyReported) { //already reported, cannot report again
            reportPrompt.setHTML(MESSAGES.galleryAlreadyReportedPrompt());
            reportText.setVisible(false);
            submitReport.setVisible(false);
            submitReport.setEnabled(false);
          } else {
            submitReport.addClickHandler(new ClickHandler() {
              public void onClick(ClickEvent event) {
                final OdeAsyncCallback<Long> reportClickCallback = new OdeAsyncCallback<Long>(
                    // failure message
                    MESSAGES.galleryError()) {
                      @Override
                      public void onSuccess(Long id) {
                        reportPrompt.setHTML(MESSAGES.galleryReportCompletionPrompt());
                        reportText.setVisible(false);
                        submitReport.setVisible(false);
                        submitReport.setEnabled(false);
                      }
                  };
                if (!reportText.getText().trim().isEmpty()){
                  Ode.getInstance().getGalleryService().addAppReport(app, reportText.getText(),
                    reportClickCallback);
                  descriptionError.setVisible(false);
                } else {
                  descriptionError.setVisible(true);
                }
              }
            });
          }
        }
    };
  Ode.getInstance().getGalleryService().isReportedByUser(app.getGalleryAppId(),
      isReportdByUserCallback);
}
 

public void setEnabled(int button, boolean enabled) {
	Button b = (Button)iButtons.getWidget(button);
	b.setVisible(enabled); b.setEnabled(enabled);
	for (UniTimeHeaderPanel clone: iClones)
		clone.setEnabled(button, enabled);
}
 

public void setEnabled(int button, boolean enabled, boolean visible) {
	Button b = (Button)iButtons.getWidget(button);
	b.setVisible(visible); b.setEnabled(enabled);
	for (UniTimeHeaderPanel clone: iClones)
		clone.setEnabled(button, enabled, visible);
}