private WriterCommandDescriptor GetCommandDescriptor(ITypeDescriptorContext context, string name)
{
WriterCommandDescriptor result = null;
foreach (object item in GetCommandDescriptors(context))
{
if (item is WriterCommandDescriptor)
{
if (string.Compare(((WriterCommandDescriptor)item).CommandName, name, true) == 0)
{
result = (WriterCommandDescriptor)item;
break;
}
}
else if (item is WriterCommandModuleDescriptor)
{
WriterCommandModuleDescriptor module = (WriterCommandModuleDescriptor)item;
foreach (WriterCommandDescriptor d in module.Commands)
{
if (string.Compare(d.CommandName, name, true) == 0)
{
result = d;
break;
}
}
if (result != null)
{
break;
}
}
}
return(result);
}
public override void PaintValue(PaintValueEventArgs e)
{
WriterCommandDescriptor cmd = GetCommandDescriptor(e.Context, Convert.ToString(e.Value));
if (cmd != null && cmd.Image != null)
{
e.Graphics.DrawImage(cmd.Image, e.Bounds.Left, e.Bounds.Top);
}
base.PaintValue(e);
}
private void OnValueChanged(
ITypeDescriptorContext context,
IServiceProvider provider,
object NewValue)
{
string name = Convert.ToString(NewValue);
WriterCommandDescriptor cmd = GetCommandDescriptor(context, name);
if (cmd != null)
{
if (context.Instance is ToolStripItem ||
context.Instance is Button ||
context.Instance is MenuItem)
{
IComponentChangeService svc = (IComponentChangeService)context.GetService(
typeof(IComponentChangeService));
if (cmd.Image != null)
{
PropertyDescriptor prop = TypeDescriptor.GetProperties(context.Instance)["Image"];
svc.OnComponentChanging(
context.Instance,
prop);
object oldValue = prop.GetValue(context.Instance);
prop.SetValue(context.Instance, cmd.Image);
svc.OnComponentChanged(
context.Instance,
prop,
oldValue,
cmd.Image);
}
if (context.Instance.GetType().GetProperty("Text") != null)
{
PropertyDescriptor prop = TypeDescriptor.GetProperties(context.Instance)["Text"];
string desc = cmd.Description;
if (desc != null && desc.Trim().Length > 0)
{
svc.OnComponentChanging(
context.Instance,
prop);
object oldValue = prop.GetValue(context.Instance);
prop.SetValue(context.Instance, desc);
svc.OnComponentChanged(
context.Instance,
prop,
oldValue,
desc);
}
}
}
}
}
public static ArrayList GetCommandDescriptors(Type[] types)
{
ArrayList cmds = new ArrayList();
ArrayList mdls = new ArrayList();
//StringBuilder str = new StringBuilder();
//str.AppendLine("-------------");
//foreach (Type t in types)
//{
// str.AppendLine("#" + t.FullName);
//}
//str.AppendLine("-------------");
//MessageBox.Show(str.ToString());
foreach (Type type in types)
{
if (type.IsSubclassOf(typeof(WriterCommand)) &&
type.Equals(typeof(WriterCommandDelegate)) == false)
{
WriterCommandDescriptor cmd = WriterCommandDescriptor.Create(type, false);
if (cmd != null)
{
cmds.Add(cmd);
}
}
else if (type.IsSubclassOf(typeof(CSWriterCommandModule)))
{
WriterCommandModuleDescriptor mdl = WriterCommandModuleDescriptor.Create(type, false);
if (mdl != null)
{
mdls.Add(mdl);
}
}
}
cmds.Sort(new CommandDescriptorNameComparer());
mdls.Sort(new CommandDescriptorNameComparer());
ArrayList result = new ArrayList();
result.AddRange(cmds);
result.AddRange(mdls);
return(result);
}
public static void FillTreeView(TreeView tvw, IEnumerable descriptors)
{
ImageList images = new ImageList();
images.Images.Add(CommandUtils.GetResourceImage(
typeof(dlgCommandNameEditor).Assembly,
"DCSoft.CSharpWriter.Commands.Images.CommandModule.bmp"));
images.Images.Add(CommandUtils.GetResourceImage(
typeof(dlgCommandNameEditor).Assembly,
"DCSoft.CSharpWriter.Commands.Images.CommandDefault.bmp"));
Dictionary <object, int> indexs = new Dictionary <object, int>();
// 初始化图标列表
foreach (object item in descriptors)
{
if (item is WriterCommandDescriptor)
{
WriterCommandDescriptor d = (WriterCommandDescriptor)item;
if (d.Image != null)
{
images.Images.Add(d.Image);
indexs[d] = images.Images.Count - 1;
}
else
{
indexs[d] = 1;
}
}
else if (item is WriterCommandModuleDescriptor)
{
WriterCommandModuleDescriptor m = (WriterCommandModuleDescriptor)item;
if (m.Image != null)
{
images.Images.Add(m.Image);
indexs[m] = images.Images.Count - 1;
}
else
{
indexs[m] = 0;
}
foreach (WriterCommandDescriptor d in m.Commands)
{
if (d.Image != null)
{
images.Images.Add(d.Image);
indexs[d] = images.Images.Count - 1;
}
else
{
indexs[d] = 1;
}
}
}
}//foreach
tvw.ImageList = images;
foreach (object item in descriptors)
{
if (item is WriterCommandDescriptor)
{
WriterCommandDescriptor d = (WriterCommandDescriptor)item;
TreeNode cmdNode = new TreeNode(d.CommandName);
cmdNode.Tag = item;
if (indexs.ContainsKey(item))
{
cmdNode.ImageIndex = indexs[item];
cmdNode.SelectedImageIndex = cmdNode.ImageIndex;
}
tvw.Nodes.Add(cmdNode);
}
else if (item is WriterCommandModuleDescriptor)
{
WriterCommandModuleDescriptor m = (WriterCommandModuleDescriptor)item;
TreeNode moduleNode = new TreeNode(m.Name);
moduleNode.Tag = m;
if (indexs.ContainsKey(item))
{
moduleNode.ImageIndex = indexs[item];
moduleNode.SelectedImageIndex = moduleNode.ImageIndex;
}
foreach (WriterCommandDescriptor d in m.Commands)
{
TreeNode cmdNode = new TreeNode(d.CommandName);
cmdNode.Tag = d;
if (indexs.ContainsKey(d))
{
cmdNode.ImageIndex = indexs[d];
cmdNode.SelectedImageIndex = cmdNode.ImageIndex;
}
moduleNode.Nodes.Add(cmdNode);
}
tvw.Nodes.Add(moduleNode);
}
}
}
