/// <summary>
/// Given a toolbox item "unique ID" and a data format identifier, returns the content of
/// the data format.
/// </summary>
/// <param name="itemId">The unique ToolboxItem to retrieve data for</param>
/// <param name="format">The desired format of the resulting data</param>
public virtual object GetToolboxItemData(string itemId, DataFormats.Format format)
{
DslDesign::ModelingToolboxItem item = null;
global::System.Resources.ResourceManager resourceManager = global::Microsoft.Data.Entity.Design.EntityDesigner.MicrosoftDataEntityDesignDomainModel.SingletonResourceManager;
global::System.Globalization.CultureInfo resourceCulture = global::System.Globalization.CultureInfo.CurrentUICulture;
System.Windows.Forms.IDataObject tbxDataObj;
//get the toolbox item
item = GetToolboxItem(itemId);
if (item != null)
{
ToolboxItemContainer container = new ToolboxItemContainer(item);
tbxDataObj = container.ToolboxData;
if (tbxDataObj.GetDataPresent(format.Name))
{
return(tbxDataObj.GetData(format.Name));
}
else
{
string invalidFormatString = resourceManager.GetString("UnsupportedToolboxFormat", resourceCulture);
throw new InvalidOperationException(string.Format(resourceCulture, invalidFormatString, format.Name));
}
}
string errorFormatString = resourceManager.GetString("UnresolvedToolboxItem", resourceCulture);
throw new InvalidOperationException(string.Format(resourceCulture, errorFormatString, itemId));
}
public int Add(object value)
{
ToolboxItemContainer item = (ToolboxItemContainer)value;
if (item != null)
{
HostItem hostItem = new HostItem(item.GetToolboxItem(null));
if (this._tab != null)
{
this._tab.Items.Add(hostItem);
}
else if (this._toolbox.GeneralCategory != null)
{
this._toolbox.GeneralCategory.Items.Add(hostItem);
}
else
{
if (this._toolbox.Categories.Count == 0)
{
this._toolbox.Categories.Add(this._toolbox.CreateNewTab(Resources.ToolboxTabDefaultName));
}
this._toolbox.Categories[this._toolbox.Categories.Count - 1].Items.Add(hostItem);
}
}
return(-1);
}
public void Remove(object value)
{
ToolboxItemContainer item = (ToolboxItemContainer)value;
if (item != null)
{
ToolboxItem toolboxItem = item.GetToolboxItem(null);
this._toolbox.RemoveToolboxItem(toolboxItem, (this._tab != null) ? this._tab.Text : null);
}
}
/// <summary>
/// Creates a new toolbox item container from a saved data object.
/// </summary>
/// <param name="dataObject">A data object containing saved toolbox data.</param>
/// <returns>A new toolbox item container.</returns>
protected override ToolboxItemContainer CreateItemContainer(IDataObject dataObject)
{
HostItem item = this._toolbox.GetDragDropTool(dataObject) as HostItem;
if (item != null)
{
ToolboxItemContainer container = this.CreateItemContainer(item.ToolboxItem, null);
return(container);
}
return(base.CreateItemContainer(dataObject));
}