internal void OnNodeRemoved(GlobalFormElementTreeItemBase parent, int index, Node node)
{
if (NodesRemoved != null)
{
TreeModelEventArgs args = new TreeModelEventArgs(GetPath(parent), new int[] { index }, new object[] { node });
NodesRemoved(this, args);
}
}
private TreePath GetPath(GlobalFormElementTreeItemBase item)
{
Stack <object> stack = new Stack <object>();
while (!(item is FolderItem))
{
stack.Push(item);
item = item.Parent;
}
return(new TreePath(stack.ToArray()));
}
private void SelectFinish()
{
//判断是否做出了选择
if (this.treeViewGridFormElement.SelectedNode == null)
{
MessageBox.Show(
Language.Current.FormGlobalFormElementChoose_MessageChooseFormElement,
CommonLanguage.Current.MessageCaption_Notice,
MessageBoxButtons.OK,
MessageBoxIcon.Information
);
return;
}
GlobalFormElementTreeItemBase treeItem =
this.treeViewGridFormElement.SelectedNode.Tag as GlobalFormElementTreeItemBase;
UIElement formElement = treeItem.Entity as UIElement;
if (formElement == null)
{
MessageBox.Show(
Language.Current.FormGlobalFormElementChoose_MessageChooseFormElement,
CommonLanguage.Current.MessageCaption_Notice,
MessageBoxButtons.OK,
MessageBoxIcon.Information
);
return;
}
//判断选择元素类型是否在允许的范围内
if (!this.AllowSelectFormElementControlType.Allowable(formElement))
{
MessageBox.Show(
Language.Current.FormGlobalFormElementChoose_MessageChooseFormElementNotSupport,
CommonLanguage.Current.MessageCaption_Notice,
MessageBoxButtons.OK,
MessageBoxIcon.Information
);
return;
}
this._selectedFormElement = formElement;
this.DialogResult = DialogResult.OK;
this.Close();
}
public System.Collections.IEnumerable GetChildren(TreePath treePath)
{
if (treePath.IsEmpty())
{
foreach (WindowFolderEntity folder in _windowComponentService.GetFolderCollection())
{
FolderItem item = new FolderItem(folder);
yield return(item);
}
foreach (WindowEntity form in _windowComponentService.GetWindowList(String.Empty))
{
FormItem item = new FormItem(form, null);
yield return(item);
}
}
else
{
List <GlobalFormElementTreeItemBase> items = new List <GlobalFormElementTreeItemBase>();
GlobalFormElementTreeItemBase parent = treePath.LastNode as GlobalFormElementTreeItemBase;
if (parent != null)
{
if (parent is FolderItem)
{
FolderItem folderItem = (FolderItem)parent;
WindowFolderEntity formFolderEntity = folderItem.Folder;
if (formFolderEntity != null)
{
foreach (WindowEntity formEntityItem in _windowComponentService.GetWindowList(formFolderEntity.Id))
{
GlobalFormElementTreeItemBase elementItem = new FormItem(formEntityItem, parent);
items.Add(elementItem);
}
}
}
WindowEntity formEntity = parent.Entity as WindowEntity;
if (formEntity != null)
{
foreach (UIElement formElementItem in formEntity.GetFormElement())
{
if (this.AllowFormElementControlType.Allowable(formElementItem))
{
GlobalFormElementTreeItemBase elementItem = new FormElementItem(formElementItem, parent);
items.Add(elementItem);
}
else
{
foreach (UIElement innerElement in formElementItem.GetInnerElement())
{
if (this.AllowFormElementControlType.Allowable(innerElement))
{
GlobalFormElementTreeItemBase elementItem = new FormElementItem(formElementItem, parent);
items.Add(elementItem);
break;
}
}
}
}
}
UIElement formElement = parent.Entity as UIElement;
if (formElement != null)
{
foreach (UIElement formElementItem in formElement.GetInnerElement())
{
if (this.AllowFormElementControlType.Allowable(formElementItem) == false)
{
continue;
}
GlobalFormElementTreeItemBase elementItem = new FormElementItem(formElementItem, parent);
items.Add(elementItem);
}
}
foreach (GlobalFormElementTreeItemBase item in items)
{
yield return(item);
}
}
else
{
yield break;
}
}
}
public FormElementItem(EntityBase entity, GlobalFormElementTreeItemBase parent)
: base(entity)
{
this.Parent = parent;
_formElement = (UIElement)entity;
}
