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RichEditWinPropertyEditor.cs
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/
RichEditWinPropertyEditor.cs
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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Linq;
using System.Windows.Forms;
using DevExpress.CodeParser;
using DevExpress.ExpressApp;
using DevExpress.ExpressApp.Editors;
using DevExpress.ExpressApp.Model;
using DevExpress.ExpressApp.Win.Editors;
using DevExpress.ExpressApp.Win.SystemModule;
using DevExpress.Office.Internal;
using DevExpress.Utils;
using DevExpress.XtraRichEdit;
using DevExpress.XtraRichEdit.API.Native;
using DevExpress.XtraRichEdit.Commands;
using DevExpress.XtraRichEdit.Export;
using DevExpress.XtraRichEdit.Import;
using DevExpress.XtraRichEdit.Services;
using Xpand.ExpressApp.Win.SystemModule.ModelAdapters;
using Xpand.Persistent.Base.General;
using Xpand.Utils.Helpers;
using Xpand.XAF.Modules.ModelMapper.Services.Predefined;
namespace Xpand.ExpressApp.Win.PropertyEditors.RichEdit {
[PropertyEditor(typeof(string),Persistent.Base.General.EditorAliases.RichEditRftPropertyEditor, false)]
[RichEditPropertyEditor("rtf",true,false,"RtfText")]
public class RichEditWinPropertyEditor : WinPropertyEditor, IComplexViewItem, IPropertyEditor{
private XafApplication _application;
private readonly IModelRichEditEx _modelRichEditEx;
public RichEditWinPropertyEditor(Type objectType, IModelMemberViewItem model)
: base(objectType, model) {
if (model is IModelColumn) {
return;
}
_modelRichEditEx = model.GetNode(ViewItemService.PropertyEditorControlMapName).Nodes().OfType<IModelRichEditEx>().First();
ControlBindingProperty = _modelRichEditEx.ControlBindingProperty;
}
public new RichEditContainerBase Control => ((RichEditContainerBase)base.Control);
protected void ApplyMinimalConfiiguration(RichEditContainerBase richEditContainer) {
richEditContainer.RichEditControl.Options.AutoCorrect.DetectUrls = false;
richEditContainer.RichEditControl.Options.AutoCorrect.ReplaceTextAsYouType = false;
richEditContainer.RichEditControl.Options.DocumentCapabilities.Bookmarks = DocumentCapability.Disabled;
richEditContainer.RichEditControl.Options.DocumentCapabilities.CharacterStyle = DocumentCapability.Disabled;
richEditContainer.RichEditControl.Options.DocumentCapabilities.HeadersFooters = DocumentCapability.Disabled;
richEditContainer.RichEditControl.Options.DocumentCapabilities.Hyperlinks = DocumentCapability.Disabled;
richEditContainer.RichEditControl.Options.DocumentCapabilities.InlinePictures = DocumentCapability.Disabled;
richEditContainer.RichEditControl.Options.DocumentCapabilities.Numbering.Bulleted = DocumentCapability.Disabled;
richEditContainer.RichEditControl.Options.DocumentCapabilities.Numbering.MultiLevel = DocumentCapability.Disabled;
richEditContainer.RichEditControl.Options.DocumentCapabilities.Numbering.Simple = DocumentCapability.Disabled;
richEditContainer.RichEditControl.Options.DocumentCapabilities.ParagraphFormatting = DocumentCapability.Disabled;
richEditContainer.RichEditControl.Options.DocumentCapabilities.Paragraphs = DocumentCapability.Enabled;
richEditContainer.RichEditControl.Options.DocumentCapabilities.ParagraphStyle = DocumentCapability.Disabled;
richEditContainer.RichEditControl.Options.DocumentCapabilities.Sections = DocumentCapability.Disabled;
richEditContainer.RichEditControl.Options.DocumentCapabilities.Tables = DocumentCapability.Disabled;
richEditContainer.RichEditControl.Options.DocumentCapabilities.TableStyle = DocumentCapability.Disabled;
richEditContainer.RichEditControl.Views.SimpleView.AllowDisplayLineNumbers = true;
}
protected override void OnAllowEditChanged() {
base.OnAllowEditChanged();
if (Control != null) Control.RichEditControl.ReadOnly = !AllowEdit;
}
protected override object CreateControlCore() {
var richEditContainer = RichEditContainerBase.Create(((IModelOptionsWin) Model.Application.Options).FormStyle,_application);
if (!_modelRichEditEx.ShowToolBars)
richEditContainer.HideToolBars();
richEditContainer.Dock=DockStyle.Fill;
richEditContainer.RichEditControl.TextChanged += Editor_RtfTextChanged;
richEditContainer.RichEditControl.AddService(typeof(ISyntaxHighlightService), new SyntaxHighlightService(this));
return richEditContainer;
}
private void Editor_RtfTextChanged(object sender, EventArgs e) {
if (!IsValueReading && (Control.DataBindings.Count > 0)) {
OnControlValueChanged();
}
}
public virtual string GetRichEditHighLightExtension() {
return _modelRichEditEx.HighLightExtension;
}
public void Setup(IObjectSpace objectSpace, XafApplication application){
_application = application;
if (_modelRichEditEx != null) {
objectSpace.Committing += ObjectSpaceOnCommitting;
}
}
private void ObjectSpaceOnCommitting(object sender, CancelEventArgs cancelEventArgs) {
if ((_modelRichEditEx.PrintXML &&
!string.IsNullOrEmpty((string) PropertyValue))) {
MemberInfo.SetValue(CurrentObject, PropertyValue.ToString().XMLPrint());
}
}
void IPropertyEditor.SetValue(string value){
Control.Text = value;
}
}
#region SyntaxHighlightService
public class SyntaxHighlightService : ISyntaxHighlightService {
#region Fields
readonly SyntaxHighlightInfo _syntaxHighlightInfo;
private readonly RichEditWinPropertyEditor _editor;
#endregion
public SyntaxHighlightService(RichEditWinPropertyEditor editor) {
_editor = editor;
_syntaxHighlightInfo = new SyntaxHighlightInfo();
}
#region ISyntaxHighlightService Members
public void ForceExecute() {
Execute();
}
public void Execute() {
TokenCollection tokens = Parse(_editor.ControlValue as string);
HighlightSyntax(tokens);
}
#endregion
TokenCollection Parse(string code) {
if (string.IsNullOrEmpty(code))
return null;
ITokenCategoryHelper tokenizer = CreateTokenizer();
if (tokenizer == null)
return new TokenCollection();
return tokenizer.GetTokens(code);
}
ITokenCategoryHelper CreateTokenizer() {
return TokenCategoryHelperFactory.CreateHelperForFileExtensions((_editor.GetRichEditHighLightExtension()));
}
void HighlightSyntax(TokenCollection tokens) {
if (tokens == null || tokens.Count == 0)
return;
var document = _editor.Control.RichEditControl.Document;
CharacterProperties cp = document.BeginUpdateCharacters(0, 1);
var syntaxTokens = new List<SyntaxHighlightToken>(tokens.Count);
foreach (Token token in tokens) {
HighlightCategorizedToken((CategorizedToken)token, syntaxTokens);
}
document.ApplySyntaxHighlight(syntaxTokens);
document.EndUpdateCharacters(cp);
}
void HighlightCategorizedToken(CategorizedToken token, List<SyntaxHighlightToken> syntaxTokens) {
SyntaxHighlightProperties highlightProperties = _syntaxHighlightInfo.CalculateTokenCategoryHighlight(token.Category);
SyntaxHighlightToken syntaxToken = SetTokenColor(token, highlightProperties);
if (syntaxToken != null)
syntaxTokens.Add(syntaxToken);
}
SyntaxHighlightToken SetTokenColor(Token token, SyntaxHighlightProperties foreColor) {
if (_editor.Control.RichEditControl.Document.Paragraphs.Count < token.Range.Start.Line)
return null;
int paragraphStart = DocumentHelper.GetParagraphStart(_editor.Control.RichEditControl.Document.Paragraphs[token.Range.Start.Line - 1]);
int tokenStart = paragraphStart + token.Range.Start.Offset - 1;
if (token.Range.End.Line != token.Range.Start.Line)
paragraphStart = DocumentHelper.GetParagraphStart(_editor.Control.RichEditControl.Document.Paragraphs[token.Range.End.Line - 1]);
int tokenEnd = paragraphStart + token.Range.End.Offset - 1;
System.Diagnostics.Debug.Assert(tokenEnd > tokenStart);
return new SyntaxHighlightToken(tokenStart, tokenEnd - tokenStart, foreColor);
}
}
#endregion
#region SyntaxHighlightInfo
public class SyntaxHighlightInfo {
readonly Dictionary<TokenCategory, SyntaxHighlightProperties> _properties;
public SyntaxHighlightInfo() {
_properties = new Dictionary<TokenCategory, SyntaxHighlightProperties>();
Reset();
}
public void Reset() {
_properties.Clear();
Add(TokenCategory.Text, DXColor.Black);
Add(TokenCategory.Keyword, DXColor.Blue);
Add(TokenCategory.String, DXColor.Brown);
Add(TokenCategory.Comment, DXColor.Green);
Add(TokenCategory.Identifier, DXColor.Black);
Add(TokenCategory.PreprocessorKeyword, DXColor.Blue);
Add(TokenCategory.Number, DXColor.Red);
Add(TokenCategory.Operator, DXColor.Black);
Add(TokenCategory.Unknown, DXColor.Black);
Add(TokenCategory.XmlComment, DXColor.Gray);
Add(TokenCategory.CssComment, DXColor.Green);
Add(TokenCategory.CssKeyword, DXColor.Brown);
Add(TokenCategory.CssPropertyName, DXColor.Red);
Add(TokenCategory.CssPropertyValue, DXColor.Blue);
Add(TokenCategory.CssSelector, DXColor.Blue);
Add(TokenCategory.CssStringValue, DXColor.Blue);
Add(TokenCategory.HtmlAttributeName, DXColor.Red);
Add(TokenCategory.HtmlAttributeValue, DXColor.Blue);
Add(TokenCategory.HtmlComment, DXColor.Green);
Add(TokenCategory.HtmlElementName, DXColor.Brown);
Add(TokenCategory.HtmlEntity, DXColor.Gray);
Add(TokenCategory.HtmlOperator, DXColor.Black);
Add(TokenCategory.HtmlServerSideScript, DXColor.Black);
Add(TokenCategory.HtmlString, DXColor.Blue);
Add(TokenCategory.HtmlTagDelimiter, DXColor.Blue);
}
void Add(TokenCategory category, Color foreColor) {
var item = new SyntaxHighlightProperties { ForeColor = foreColor };
_properties.Add(category, item);
}
public SyntaxHighlightProperties CalculateTokenCategoryHighlight(TokenCategory category) {
return _properties.TryGetValue(category, out var result) ? result : _properties[TokenCategory.Text];
}
}
#endregion
#region CustomRichEditCommandFactoryService
public class CustomRichEditCommandFactoryService : IRichEditCommandFactoryService {
readonly IRichEditCommandFactoryService _service;
public CustomRichEditCommandFactoryService(IRichEditCommandFactoryService service) {
Guard.ArgumentNotNull(service, "service");
_service = service;
}
#region IRichEditCommandFactoryService Members
RichEditCommand IRichEditCommandFactoryService.CreateCommand(RichEditCommandId id) {
if (id.Equals(RichEditCommandId.InsertColumnBreak) || id.Equals(RichEditCommandId.InsertLineBreak) || id.Equals(RichEditCommandId.InsertPageBreak))
return _service.CreateCommand(RichEditCommandId.InsertParagraph);
return _service.CreateCommand(id);
}
#endregion
}
#endregion
public static class SourceCodeDocumentFormat {
public static readonly DocumentFormat Id = new DocumentFormat(1325);
}
public class SourcesCodeDocumentImporter : PlainTextDocumentImporter {
internal static readonly FileDialogFilter DialogFilter = new FileDialogFilter("Source Files", new[] { "cs", "vb", "html", "htm", "js", "xml", "css" });
public override FileDialogFilter Filter => DialogFilter;
public override DocumentFormat Format => SourceCodeDocumentFormat.Id;
}
public class SourcesCodeDocumentExporter : PlainTextDocumentExporter {
public override FileDialogFilter Filter => SourcesCodeDocumentImporter.DialogFilter;
public override DocumentFormat Format => SourceCodeDocumentFormat.Id;
}
}