public void ToString_StateUnderTest_ExpectedBehavior()
{
var type = typeof(Bitmap);
var unitUnderTest = new ToolboxItem(type);
var result = unitUnderTest.ToString();
Assert.Equal(type.Name, result);
}
public void ToolBoxItem_Constructor()
{
var type = typeof(Bitmap);
ToolboxItem underTest = new ToolboxItem(type);
Assert.Equal("System.Drawing.Bitmap", underTest.TypeName);
Assert.Equal("Bitmap", underTest.DisplayName);
Assert.Equal("Bitmap", underTest.ToString());
Assert.False(underTest.Locked);
Assert.True(underTest.GetType().IsSerializable);
}
private Color RowBackColorSel = Color.FromArgb(106, 197, 242); //选中项目颜色
private void Toolbox_DrawItem(object sender, DrawItemEventArgs e)
{
Brush myBrush = Brushes.Black;
if ((e.State & DrawItemState.Selected) == DrawItemState.Selected)
{
myBrush = new SolidBrush(RowBackColorSel);
}
else if (e.Index % 2 == 0)
{
myBrush = new SolidBrush(RowBackColorAlt);
}
else
{
myBrush = new SolidBrush(Color.White);
}
e.Graphics.FillRectangle(myBrush, e.Bounds);
e.DrawFocusRectangle();//焦点框
ToolboxItem tbi = _ctrlToolBox.Items[e.Index] as ToolboxItem;
//绘制图表
//Image image = Image.FromFile(@"..\..\ico\聊天界面头像2.png");
Graphics g = e.Graphics;
Rectangle bounds = e.Bounds;
Rectangle imageRect = new Rectangle(bounds.X, bounds.Y, bounds.Height, bounds.Width);
Rectangle textRect = new Rectangle(imageRect.Right, bounds.X,
bounds.Width - imageRect.Right, bounds.Height);
if (tbi.Bitmap != null)
{
Image image = (Image)tbi.Bitmap;
g.DrawImage(image, imageRect, 0, 0, image.Width, image.Height, GraphicsUnit.Pixel);
}
//文本
StringFormat strFormat = new StringFormat();
strFormat.LineAlignment = StringAlignment.Center;
e.Graphics.DrawString(tbi.ToString(), e.Font, new SolidBrush(e.ForeColor), textRect, strFormat);
}
public IComponent[] CreateTool(ToolboxItem tool, Control parent, int x, int y, int width, int height, bool hasLocation, bool hasSize, ToolboxSnapDragDropEventArgs e)
{
// Services we will need
//
IToolboxService toolboxSvc = (IToolboxService)GetService(typeof(IToolboxService));
ISelectionService selSvc = (ISelectionService)GetService(typeof(ISelectionService));
IDesignerHost host = (IDesignerHost)GetService(typeof(IDesignerHost));
IComponent[] comps = Array.Empty <IComponent>();
Cursor oldCursor = Cursor.Current;
Cursor.Current = Cursors.WaitCursor;
DesignerTransaction trans = null;
try
{
try
{
if (host != null)
{
trans = host.CreateTransaction(string.Format(SR.DesignerBatchCreateTool, tool.ToString()));
}
}
catch (CheckoutException cxe)
{
if (cxe == CheckoutException.Canceled)
{
return(comps);
}
throw;
}
try
{
try
{
// First check if we are currently in localization mode (i.e., language is non-default).
// If so, we should not permit addition of new components. This is an intentional
// change from Everett - see VSWhidbey #292249.
if (host != null && CurrentlyLocalizing(host.RootComponent))
{
IUIService uiService = (IUIService)GetService(typeof(IUIService));
if (uiService != null)
{
uiService.ShowMessage(SR.LocalizingCannotAdd);
}
comps = Array.Empty <IComponent>();
return(comps);
}
// Create a dictionary of default values that the designer can
// use to initialize a control with.
Hashtable defaultValues = new Hashtable();
if (parent != null)
{
defaultValues["Parent"] = parent;
}
// adjust the location if we are in a mirrored parent. That is because the origin
// will then be in the upper right rather than upper left.
if (parent != null && parent.IsMirrored)
{
x += width;
}
if (hasLocation)
{
defaultValues["Location"] = new Point(x, y);
}
if (hasSize)
{
defaultValues["Size"] = new Size(width, height);
}
//store off extra behavior drag/drop information
if (e != null)
{
defaultValues["ToolboxSnapDragDropEventArgs"] = e;
}
comps = tool.CreateComponents(host, defaultValues);
}
catch (CheckoutException checkoutEx)
{
if (checkoutEx == CheckoutException.Canceled)
{
comps = Array.Empty <IComponent>();
}
else
{
throw;
}
}
catch (ArgumentException argumentEx)
{
IUIService uiService = (IUIService)GetService(typeof(IUIService));
if (uiService != null)
{
uiService.ShowError(argumentEx);
}
}
catch (Exception ex)
{
IUIService uiService = (IUIService)GetService(typeof(IUIService));
string exceptionMessage = string.Empty;
if (ex.InnerException != null)
{
exceptionMessage = ex.InnerException.ToString();
}
if (string.IsNullOrEmpty(exceptionMessage))
{
exceptionMessage = ex.ToString();
}
if (ex is InvalidOperationException)
{
exceptionMessage = ex.Message;
}
if (uiService != null)
{
uiService.ShowError(ex, string.Format(SR.FailedToCreateComponent, tool.DisplayName, exceptionMessage));
}
else
{
throw;
}
}
if (comps == null)
{
comps = Array.Empty <IComponent>();
}
}
finally
{
if (toolboxSvc != null && tool.Equals(toolboxSvc.GetSelectedToolboxItem(host)))
{
toolboxSvc.SelectedToolboxItemUsed();
}
}
}
finally
{
if (trans != null)
{
trans.Commit();
}
Cursor.Current = oldCursor;
}
// Finally, select the newly created components.
//
if (selSvc != null && comps.Length > 0)
{
if (host != null)
{
host.Activate();
}
ArrayList selectComps = new ArrayList(comps);
for (int i = 0; i < comps.Length; i++)
{
if (!TypeDescriptor.GetAttributes(comps[i]).Contains(DesignTimeVisibleAttribute.Yes))
{
selectComps.Remove(comps[i]);
}
}
selSvc.SetSelectedComponents(selectComps.ToArray(), SelectionTypes.Replace);
}
codemarkers.CodeMarker((int)CodeMarkerEvent.perfFXDesignCreateComponentEnd);
return(comps);
}