void AddTopLevelCategoryButtonClicked(object sender, EventArgs e)
{
TemplateCategoryViewModel category = viewModel.AddTopLevelCategory();
templateCategoriesWidget.AddTopLevelCategory(category);
topLevelCategoryWidget.SetFocusToIdTextEntry();
}
public void UpdateTemplateCategoryName(TemplateCategoryViewModel category)
{
TreeNavigator navigator = FindCategoryNavigator(category);
if (navigator != null)
{
navigator.SetValue(nameColumn, category.Name);
}
}
public void RemoveTemplateCategory(TemplateCategoryViewModel category)
{
TreeNavigator navigator = FindCategoryNavigator(category);
if (navigator != null)
{
navigator.Remove();
}
}
public void DisplayCategory(TemplateCategoryViewModel category)
{
this.category = category;
IdTextEntry.Text = category.Id;
UpdateNameWithRaisingChangedEvent(category.Name);
Sensitive = true;
}
public TemplateCategoryViewModel AddCategory(TemplateCategory category)
{
GetChildCategories();
var viewModel = new TemplateCategoryViewModel(this, category);
childCategories.Add(viewModel);
return(viewModel);
}
public void ClearCategory()
{
category = null;
IdTextEntry.Text = string.Empty;
UpdateNameWithRaisingChangedEvent(string.Empty);
Sensitive = false;
}
static void ShowCategoryInfo(TemplateCategoryWidget widget, TemplateCategoryViewModel category)
{
if (category != null)
{
widget.DisplayCategory(category);
}
else
{
widget.ClearCategory();
}
}
public void AddChildTemplateCategory(
TemplateCategoryViewModel parentCategory,
TemplateCategoryViewModel category)
{
TreeNavigator navigator = FindCategoryNavigator(parentCategory);
if (navigator != null)
{
AddTemplateCategory(navigator.CurrentPosition, category);
treeView.ExpandRow(navigator.CurrentPosition, true);
}
}
public TemplateCategoryViewModel(
TemplateCategoryViewModel parentCategory,
TemplateCategory category)
{
ParentCategory = parentCategory;
Category = category;
IsBottomLevel = GetIsBottomLevel();
IsTopLevel = parentCategory == null;
id = category.Id;
name = category.Name;
}
bool GetIsBottomLevel()
{
int parentCount = 0;
TemplateCategoryViewModel currentParent = ParentCategory;
while (currentParent != null)
{
parentCount++;
currentParent = currentParent.ParentCategory;
}
return(parentCount == 2);
}
void SelectedCategoryChanged(object sender, EventArgs e)
{
TemplateCategoryViewModel category = templateCategoriesWidget.SelectedCategory;
viewModel.SelectedCategory = category;
categoryInformationVBox.Sensitive = viewModel.IsCategoryInformationEnabled;
addCategoryButton.Sensitive = viewModel.IsAddCategoryButtonEnabled;
removeCategoryButton.Sensitive = viewModel.IsRemoveCategoryButtonEnabled;
ShowCategoryInfo(topLevelCategoryWidget, viewModel.TopLevelCategory);
ShowCategoryInfo(secondLevelCategoryWidget, viewModel.SecondLevelCategory);
ShowCategoryInfo(thirdLevelCategoryWidget, viewModel.ThirdLevelCategory);
}
public void AddTopLevelCategory(TemplateCategoryViewModel category)
{
TreePosition position = AddTemplateCategory(null, category);
treeView.ExpandRow(position, true);
// Ensure last child is visible and selected.
TreeNavigator navigator = treeStore.GetNavigatorAt(position);
navigator.MoveToChild();
navigator.MoveToChild();
treeView.ScrollToRow(navigator.CurrentPosition);
treeView.SelectRow(navigator.CurrentPosition);
}
void TreeViewSelectionChanged(object sender, EventArgs e)
{
if (treeView.SelectedRows.Any())
{
var navigator = treeStore.GetNavigatorAt(treeView.SelectedRows [0]);
if (navigator != null)
{
SelectedCategory = navigator.GetValue(categoryColumn);
return;
}
}
SelectedCategory = null;
}
public TemplateCategoryViewModel AddTopLevelCategory()
{
var topLevelCategory = CreateUniqueCategory("top", "Top Level", categories);
var secondLevelCategory = new TemplateCategory("second", "Second Level", null);
var thirdLevelCategory = new TemplateCategory("third", "Third Level", null);
topLevelCategory.AddCategory(secondLevelCategory);
secondLevelCategory.AddCategory(thirdLevelCategory);
var viewModel = new TemplateCategoryViewModel(null, topLevelCategory);
categories.Add(viewModel);
return(viewModel);
}
TreePosition AddTemplateCategory(
TreePosition position,
TemplateCategoryViewModel categoryViewModel)
{
TreeNavigator node = treeStore.AddNode(position);
node.SetValue(nameColumn, categoryViewModel.GetNameWithIsNewMessage());
node.SetValue(categoryColumn, categoryViewModel);
foreach (TemplateCategoryViewModel childCategory in categoryViewModel.GetChildCategories())
{
AddTemplateCategory(node.CurrentPosition, childCategory);
}
return(node.CurrentPosition);
}
void AddCategoryButtonClicked(object sender, EventArgs e)
{
TemplateCategoryViewModel category = viewModel.AddCategory();
templateCategoriesWidget.AddChildTemplateCategory(viewModel.SelectedCategory, category);
}
public void RemoveCategory(TemplateCategoryViewModel selectedCategory)
{
GetChildCategories();
childCategories.Remove(selectedCategory);
}
TreeNavigator FindCategoryNavigator(TemplateCategoryViewModel category)
{
return(treeStore.FindNavigators(category, categoryColumn)
.FirstOrDefault());
}
