protected final void setContent(@NotNull JComponent content,
                                  @NotNull DefaultActionGroup toolbarActions,
                                  @NotNull String actionsPlace,
                                  @Nullable Component toolbarActionsDataProvider) {
    myToolbar = createToolbar(toolbarActions, actionsPlace, toolbarActionsDataProvider);
    fillContentPanel(content, myToolbar);
  }
protected final void setContent(@NotNull JComponent content,
                                  @NotNull DefaultActionGroup toolbarActions,
                                  @NotNull String actionsPlace,
                                  @Nullable Component toolbarActionsDataProvider)