//navigate to a project using a project object
public void NavigateToProject(Project project)
{
String projectTitle = project.title;
if (!appProjects.Contains(projectTitle))
{
appProjects.Add(projectTitle);
} //for newly created projects
//load fields of project from DB if they are not already in memory
if (project.subtitle == null)
{
//currentProject.subtitle = LoadString("select subtitle from UserProjects where title = '" + projectTitle + "'");
}
if (project.background_image == null)
{
//currentProject.background_image = (Image)LoadProjectData("select background_image from UserProjects where title = '" + projectTitle + "'");
}
project.LoadTopicsIfNeeded();
project.LoadTagsIfNeeded();
project.LoadConnectionsIfNeeded();
//Can't call navigate to page because a different order of events is required
WoPage newpage = new WoPage();
newpage.project = project;
newpage.control = new ProjectHomeUserControl(newpage.project);
UpdateHistoryNew(newpage);
woDisplayedContent.Content = newpage.control;
}
private void NewTopicCommand_Executed(object sender, ExecutedRoutedEventArgs e)
{
WoPage newpage = new WoPage();
newpage.project = currentPage.project;
newpage.control = new NewTopicUserControl();
NavigateToPage(newpage);
}
public void LinkToTopic(Object sender, RoutedEventArgs e)
{
String topicTitle = (sender as TextBlock).Text;
Project project = theWindow.currentPage.project;
Topic topic = project.GetTopic(topicTitle);
WoPage page = new WoPage(new ViewTopicUserControl(topic), project);
theWindow.NavigateToPage(page);
}
//navigates to a WoPage without the caller having to provide a WoPage struct
public void NavigateToPage(UserControl control, Project project)
{
WoPage newpage = new WoPage();
newpage.control = control;
newpage.project = project;
NavigateToPage(newpage);
TheWindowScrollBar.ScrollToTop();
}
/**Application Navigation Functionality**/
//updates the navigation history; called when a new page is visited
private void UpdateHistoryNew(WoPage newpage)
{
//Don't add pages with unsaved input to history
if (!(currentPage.control is NewTopicUserControl || currentPage.control is EditTopicUserControl))
{
prevPages.Push(currentPage);
}
currentPage = newpage;
//clear the forward history, since a new path has been entered
forwardPages.Clear();
}
public void LinkToAppHome(Object sender, RoutedEventArgs e)
{
WoPage page = new WoPage(new AppNexusUserControl(), null);
theWindow.NavigateToPage(page);
}
//navigates to a WoPage
public void NavigateToPage(WoPage newpage)
{
woDisplayedContent.Content = newpage.control;
UpdateHistoryNew(newpage);
}
//updates the navigation history; called when back button is clicked
private void BackButton_Executed(object sender, ExecutedRoutedEventArgs e)
{
forwardPages.Push(currentPage);
currentPage = prevPages.Pop();
woDisplayedContent.Content = currentPage.control;
}
public void ReturnToPrevPage()
{
currentPage = prevPages.Pop();
woDisplayedContent.Content = currentPage.control;
}
