public static void ActionCall <T1, T2>(ScriptDelegate fn, T1 a1, T2 a2)
{
if (!fn.isValid)
{
return;
}
var ctx = fn.ctx;
var argv = stackalloc JSValue[2];
argv[0] = ReflectBindValueOp.js_push_tvar <T1>(ctx, a1);
if (argv[0].IsException())
{
throw new Exception(ctx.GetExceptionString());
}
argv[1] = ReflectBindValueOp.js_push_tvar <T2>(ctx, a2);
if (argv[1].IsException())
{
JSApi.JS_FreeValue(ctx, argv[0]);
throw new Exception(ctx.GetExceptionString());
}
var rval = fn.Invoke(ctx, 2, argv);
JSApi.JS_FreeValue(ctx, argv[0]);
JSApi.JS_FreeValue(ctx, argv[1]);
if (rval.IsException())
{
throw new Exception(ctx.GetExceptionString());
}
JSApi.JS_FreeValue(ctx, rval);
}
public static RT FuncCall <RT>(ScriptDelegate fn)
{
if (!fn.isValid)
{
return(default(RT));
}
var ctx = fn.ctx;
var rval = fn.Invoke(ctx);
if (rval.IsException())
{
throw new Exception(ctx.GetExceptionString());
}
RT ret0;
var succ = ReflectBindValueOp.js_get_tvar <RT>(ctx, rval, out ret0);
JSApi.JS_FreeValue(ctx, rval);
if (succ)
{
return(ret0);
}
else
{
throw new Exception("js exception caught");
}
}
public static RT FuncCall <T1, RT>(ScriptDelegate fn, T1 a1)
{
if (!fn.isValid)
{
return(default(RT));
}
var ctx = fn.ctx;
var argv = stackalloc JSValue[1];
argv[0] = ReflectBindValueOp.js_push_tvar <T1>(ctx, a1);
if (argv[0].IsException())
{
throw new Exception(ctx.GetExceptionString());
}
var rval = fn.Invoke(ctx, 1, argv);
if (rval.IsException())
{
JSApi.JS_FreeValue(ctx, argv[0]);
throw new Exception(ctx.GetExceptionString());
}
RT ret0;
var succ = ReflectBindValueOp.js_get_tvar <RT>(ctx, rval, out ret0);
JSApi.JS_FreeValue(ctx, rval);
JSApi.JS_FreeValue(ctx, argv[0]);
if (succ)
{
return(ret0);
}
else
{
throw new Exception("js exception caught");
}
}
private void cmdCompare_Click(object sender, EventArgs e)
{
string aa = so.Tables.ToString();
Server server1 = null;
if (rbSQLServerAuthentication1.Checked == true)
{
ServerConnection conn = new ServerConnection();
conn.ServerInstance = cboServer1.Text;
conn.LoginSecure = false;
conn.Login = txtUser1.Text;
conn.Password = txtPassword1.Text;
server1 = new Server(conn);
}
else
{
ServerConnection conn = new ServerConnection();
conn.ServerInstance = cboServer1.Text;
server1 = new Server(conn);
}
try
{
ScriptDelegate scriptDelelegate1 = Script;
object[] scriptingParams = new object[2];
scriptingParams[0] = server1;
scriptingParams[1] = cboDatabase1.Text;
Task scriptTask1 = Task.Factory.StartNew(delegate { scriptDelelegate1(scriptingParams); });
}
catch (Exception err)
{
MessageBox.Show(err.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
public void AddDelegate(JSValue jso, ScriptDelegate o)
{
_delegateMap[jso] = new WeakReference(o);
// 不能直接保留 o -> jso 的映射 (会产生o的强引用)
// Delegate 对 ScriptDelegate 存在强引用 (首参), ScriptDelegate 对 jsobject 存在强引用
// AddJSValue(o, jso);
}
public void AddDelegate(JSValue jso, ScriptDelegate o)
{
if (_disposed)
{
return;
}
_delegateMap.Add(jso, o);
}
private void InvokeEventHandler(ScriptDelegate handler, object value)
{
this.InvokeScript(handler, args =>
{
args.DataSource = GetDataSource();
args.Value = value;
});
}
protected void InvokeEvent(ScriptDelegate handler, dynamic value)
{
DataSource.InvokeScript(handler, args =>
{
args.DataSource = DataSource.GetName();
args.Value = value;
});
}
public void SetScriptDelegate(ScriptDelegate del, ReleaseDelegate destroy = null)
{
VerifyParameters(del);
var ctx = DelegateProxies.CreateMultiUserData(del, destroy, this);
HarfBuzzApi.hb_unicode_funcs_set_script_func(
Handle, DelegateProxies.ScriptProxy, ctx, DelegateProxies.ReleaseDelegateProxyForMulti);
}
private void InvokePropertyValueEventHandler(ScriptDelegate handler, bool force)
{
this.InvokeScript(handler, args =>
{
args.DataSource = _dataSource;
args.Property = _property;
args.Value = _value;
args.Force = force;
});
}
private void InvokeFindAndReplaceEvent(ScriptDelegate eventDelegate)
{
this.InvokeScript(eventDelegate, a =>
{
a.FindWhat = GetFindWhat();
a.ReplaceWith = GetReplaceWith();
a.MatchCase = GetMatchCase();
a.WholeWord = GetWholeWord();
});
}
public bool TryGetDelegate(JSValue jso, out ScriptDelegate o)
{
WeakReference weakRef;
if (_delegateMap.TryGetValue(jso, out weakRef))
{
o = weakRef.Target as ScriptDelegate;
return(o != null);
}
o = null;
return(false);
}
public Delegate CreateDelegate(Type type, ScriptDelegate fn)
{
MethodInfo method;
if (_delegates.TryGetValue(type, out method))
{
var target = Delegate.CreateDelegate(type, fn, method, true);
fn.target = target;
return(target);
}
return(null);
}
public static void ActionCall(ScriptDelegate fn)
{
if (!fn.isValid)
{
return;
}
var ctx = fn.ctx;
var rval = fn.Invoke(ctx);
if (rval.IsException())
{
throw new Exception(ctx.GetExceptionString());
}
JSApi.JS_FreeValue(ctx, rval);
}
public GtkWebview(WebviewBridge bridge)
{
this.bridge = bridge ?? throw new ArgumentNullException(nameof(bridge));
scriptCallbacks = new ConcurrentDictionary <Guid, GAsyncReadyDelegate>();
// need to keep the delegates around or they will get garbage collected
scriptDelegate = ScriptCallback;
loadFailedDelegate = LoadFailedCallback;
loadDelegate = LoadCallback;
contextMenuDelegate = ContextMenuCallback;
closeDelegate = CloseCallback;
titleChangeDelegate = TitleChangeCallback;
uriSchemeCallback = UriSchemeCallback;
manager = WebKit.Manager.Create();
GLib.ConnectSignal(manager, "script-message-received::external", scriptDelegate, IntPtr.Zero);
using (GLibString name = "external")
{
WebKit.Manager.RegisterScriptMessageHandler(manager, name);
}
using (GLibString initScript = Resources.GetInitScript("Linux"))
{
var script = WebKit.Manager.CreateScript(initScript, WebKitInjectedFrames.AllFrames, WebKitInjectionTime.DocumentStart, IntPtr.Zero, IntPtr.Zero);
WebKit.Manager.AddScript(manager, script);
WebKit.Manager.UnrefScript(script);
}
Handle = WebKit.CreateWithUserContentManager(manager);
settings = WebKit.Settings.Get(Handle);
inspector = WebKit.Inspector.Get(Handle);
GLib.ConnectSignal(Handle, "load-failed", loadFailedDelegate, IntPtr.Zero);
GLib.ConnectSignal(Handle, "load-changed", loadDelegate, IntPtr.Zero);
GLib.ConnectSignal(Handle, "context-menu", contextMenuDelegate, IntPtr.Zero);
GLib.ConnectSignal(Handle, "close", closeDelegate, IntPtr.Zero);
GLib.ConnectSignal(Handle, "notify::title", titleChangeDelegate, IntPtr.Zero);
customHost = new Uri(UriTools.GetRandomResourceUrl(CustomScheme));
IntPtr context = WebKit.Context.Get(Handle);
using (GLibString gscheme = CustomScheme)
{
WebKit.Context.RegisterUriScheme(context, gscheme, uriSchemeCallback, IntPtr.Zero, IntPtr.Zero);
}
}
protected UndupScriptAction(PipelineContext ctx, UndupScriptAction other)
{
originalNode = other.originalNode;
ScriptName = other.ScriptName;
ScriptBody = other.ScriptBody;
bodyFunc = other.bodyFunc;
if (ScriptName != null)
{
scriptDelegate = (ctx.Pipeline.CreateScriptDelegate <ScriptDelegate>(ScriptName, originalNode));
}
else
{
scriptDelegate = (ctx.Pipeline.CreateScriptExprDelegate <ScriptDelegate>(bodyFunc, originalNode));
}
}
public static void InvokeScript(this View target, ScriptDelegate script, Action <dynamic> initArguments = null)
{
if (script != null)
{
dynamic arguments = new DynamicWrapper();
dynamic context = target.GetContext();
arguments.Source = target;
if (initArguments != null)
{
initArguments(arguments);
}
script(context, arguments);
}
}
public void AddDelegate(JSValue jso, ScriptDelegate o)
{
if (_disposing)
{
return;
}
ScriptDelegate old;
if (TryGetDelegate(jso, out old))
{
old.Dispose();
}
_delegateMap[jso] = new WeakReference(o);
// 不能直接保留 o -> jso 的映射 (会产生o的强引用)
// Delegate 对 ScriptDelegate 存在强引用 (首参), ScriptDelegate 对 jsobject 存在强引用
// AddJSValue(o, jso);
}
public GtkWebview(WebviewBridge bridge)
{
this.bridge = bridge ?? throw new ArgumentNullException(nameof(bridge));
// need to keep the delegates around or they will get garbage collected
scriptDelegate = ScriptCallback;
loadFailedDelegate = LoadFailedCallback;
loadDelegate = LoadCallback;
contextMenuDelegate = ContextMenuCallback;
closeDelegate = CloseCallback;
titleChangeDelegate = TitleChangeCallback;
manager = WebKit.Manager.Create();
GLib.ConnectSignal(manager, "script-message-received::external", scriptDelegate, IntPtr.Zero);
using (GLibString name = "external")
{
WebKit.Manager.RegisterScriptMessageHandler(manager, name);
}
Handle = WebKit.CreateWithUserContentManager(manager);
settings = WebKit.Settings.Get(Handle);
inspector = WebKit.Inspector.Get(Handle);
GLib.ConnectSignal(Handle, "load-failed", loadFailedDelegate, IntPtr.Zero);
GLib.ConnectSignal(Handle, "load-changed", loadDelegate, IntPtr.Zero);
GLib.ConnectSignal(Handle, "context-menu", contextMenuDelegate, IntPtr.Zero);
GLib.ConnectSignal(Handle, "close", closeDelegate, IntPtr.Zero);
GLib.ConnectSignal(Handle, "notify::title", titleChangeDelegate, IntPtr.Zero);
const string scheme = "spidereye";
customHost = new Uri(UriTools.GetRandomResourceUrl(scheme));
IntPtr context = WebKit.Context.Get(Handle);
using (GLibString gscheme = scheme)
{
WebKit.Context.RegisterUriScheme(context, gscheme, UriSchemeCallback, IntPtr.Zero, IntPtr.Zero);
}
}
private void Newobj(Instruction instruction)
{
var methodRef = (MethodReference)instruction.Operand;
var typeRef = methodRef.DeclaringType;
if (typeRef.IsArray)
{
var arrayType = (ArrayType)typeRef;
var scriptType = ScriptContext.GetType(arrayType.ElementType);
var hostArrayType = scriptType.HostType.MakeArrayType(arrayType.Rank);
var callArgs = new ScriptCallArguments(methodRef.Parameters.Count,
methodRef.Parameters.Select(_ => ScriptContext.GetType(_.ParameterType)).ToArray());
_runtimeContext.PushToStack(Activator.CreateInstance(hostArrayType, callArgs.Arguments));
}
else
{
var scriptType = ScriptContext.GetType(typeRef);
var method = scriptType.GetMethod(methodRef);
var callArgs = new ScriptCallArguments(method);
var scriptObject = new ScriptObject(scriptType);
if (scriptType.HostType.IsSubclassOf(typeof(Delegate)))
{
var scriptDelegate = new ScriptDelegate(callArgs.Arguments[0],
(ScriptMethodBase)callArgs.Arguments[1]);
var invokeMethod = scriptType.TypeDefinition.Methods.FirstOrDefault(_ => _.Name == "Invoke");
if (invokeMethod != null)
{
method.Invoke(scriptObject, scriptDelegate,
ScriptDelegate.GetInvokePtr(invokeMethod.Parameters.Count));
}
}
else
{
method.Invoke(scriptObject, callArgs.Arguments);
}
_runtimeContext.PushToStack(scriptObject);
}
}
private void ObjectFetch_Load(object sender, EventArgs e)
{
object[] scriptingParams1 = new object[6];
try
{
scriptingParams1[0] = server1;
scriptingParams1[1] = database1;
scriptingParams1[2] = scriptOpt;
scriptingParams1[3] = hsObject1;
}
catch (Exception err)
{
string errrr = err.Message;
}
object[] scriptingParams2 = new object[6];
scriptingParams2[0] = server2;
scriptingParams2[1] = database2;
scriptingParams2[2] = scriptOpt;
scriptingParams2[3] = hsObject2;
ScriptDelegate scriptDelelegate1 = Script;
ScriptDelegate scriptDelelegate2 = Script;
CompareDelegate compareDelegate1 = CompareObjects;
//Task scriptTask1 = new Task(obj => Script((object[])obj), scriptingParams1);
try
{
Task scriptTask1 = Task.Factory.StartNew(delegate { scriptDelelegate1(scriptingParams1); });
Task scriptTask2 = scriptTask1.ContinueWith(delegate { scriptDelelegate2(scriptingParams2); });
Task scriptTask3 = scriptTask2.ContinueWith(delegate { compareDelegate1(); });
//scriptTask1.Start();
}
catch (Exception err)
{
string a = err.Message;
}
}
private void OnInitView(IDataSource dataSource, string elementPath, string configId, string documentId,
string version, string elementId, object template)
{
if (dataSource != null)
{
// Установка подсказки для редактора
var view = dataSource.GetView();
view.SetToolTip(elementPath);
// Настройка источника данных открываемого редактора
dataSource.SuspendUpdate();
dataSource.SetEditMode();
dataSource.SetConfigId(configId);
dataSource.SetDocumentId(documentId);
dataSource.SetIdFilter(elementId);
dataSource.SetVersion(version);
dataSource.ResumeUpdate();
if (template != null)
{
dataSource.SetSelectedItem(template);
dataSource.ResetModified(template);
}
// Регистрация источника данных, чтобы можно было найти связанные редакторы
ScriptDelegate onClose = null;
onClose = (c, a) =>
{
view.OnClosed -= onClose;
_dataSources.Remove(dataSource);
};
view.OnClosed += onClose;
_dataSources.Add(dataSource);
}
}
public static bool js_get_delegate <T>(JSContext ctx, JSValue val, out T o)
where T : class
{
//TODO: 20200320 !!! 如果 o 不是 jsobject, 且是 Delegate 但不是 ScriptDelegate, 则 ... 处理
if (val.IsNullish())
{
o = null;
return(true);
}
if (JSApi.JS_IsObject(val) || JSApi.JS_IsFunction(ctx, val) == 1)
{
ScriptDelegate fn;
var cache = ScriptEngine.GetObjectCache(ctx);
if (cache.TryGetDelegate(val, out fn))
{
// Debug.LogWarningFormat("cache hit {0}", heapptr);
o = fn.target as T;
return(true);
}
// 默认赋值操作
var types = ScriptEngine.GetTypeDB(ctx);
fn = new ScriptDelegate(ScriptEngine.GetContext(ctx), val);
o = types.CreateDelegate(typeof(T), fn) as T;
// ScriptDelegate 拥有 js 对象的强引用, 此 js 对象无法释放 cache 中的 object, 所以这里用弱引用注册
// 会出现的问题是, 如果 c# 没有对 ScriptDelegate 的强引用, 那么反复 get_delegate 会重复创建 ScriptDelegate
// Debug.LogWarningFormat("cache create : {0}", heapptr);
cache.AddDelegate(val, fn);
return(true);
}
// else if (DuktapeDLL.duk_is_object(ctx, idx))
// {
// return js_get_classvalue<T>(ctx, idx, out o);
// }
o = null;
return(false);
}
public void LoadDelegate()
{
scriptDelegate = Parser.Create(Script);
}
/// <summary>
/// Add a script to an Entity, based on a function (delegate)
/// </summary>
/// <param name="e">The Entity to add script to</param>
/// <param name="scriptCode">Script to run</param>
/// <returns>IScript object created from the function</returns>
public static BasicScript AddScript(Entity e, ScriptDelegate scriptCode)
{
if (!e.HasComponent<ScriptComp>())
{
e.AddComponent(new ScriptComp());
e.Refresh();
}
var sc = e.GetComponent<ScriptComp>();
var script = new BasicScript(scriptCode);
sc.Add(script);
return script;
}
public BasicScript(ScriptDelegate scriptCode)
{
this.scriptCode = scriptCode;
}
/// <summary>
/// 从 JSValue 反推 Delegate, JSValue 可能是一个 js function, cs delegate (js object) <br/>
/// 注意: 会自动创建 ScriptDelegate 映射
/// </summary>
public static bool js_get_delegate(JSContext ctx, JSValue val, Type delegateType, out Delegate o)
{
if (val.IsNullish())
{
o = null;
return(true);
}
// 检查 val 是否是一个委托对象 wrapped object
if (JSApi.JS_IsObject(val))
{
if (js_get_classvalue <Delegate>(ctx, val, out o))
{
return(o == null || o.GetType() == delegateType);
}
if (JSApi.JS_IsFunction(ctx, val) == 1)
{
ScriptDelegate fn;
var cache = ScriptEngine.GetObjectCache(ctx);
if (cache.TryGetDelegate(val, out fn))
{
// 已经存在映射关系, 找出符合预期类型的委托
o = fn.Match(delegateType);
if (o == null)
{
// 存在 JSValue => Delegate 的多重映射
var types = ScriptEngine.GetTypeDB(ctx);
var func = types.GetDelegateFunc(delegateType);
o = Delegate.CreateDelegate(delegateType, fn, func, false);
if (o != null)
{
fn.Add(o);
}
}
return(o != null);
}
else
{
// 建立新的映射关系
var context = ScriptEngine.GetContext(ctx);
var types = context.GetTypeDB();
var func = types.GetDelegateFunc(delegateType);
if (func == null)
{
o = null;
return(false);
}
fn = new ScriptDelegate(context, val);
o = Delegate.CreateDelegate(delegateType, fn, func, false);
if (o != null)
{
fn.Add(o);
}
return(o != null);
}
}
}
o = null;
return(false);
}
public GtkWebview(WindowConfiguration config, IContentProvider contentProvider, WebviewBridge bridge)
{
this.config = config ?? throw new ArgumentNullException(nameof(config));
this.contentProvider = contentProvider ?? throw new ArgumentNullException(nameof(contentProvider));
this.bridge = bridge ?? throw new ArgumentNullException(nameof(bridge));
// need to keep the delegates around or they will get garbage collected
scriptDelegate = ScriptCallback;
loadFailedDelegate = LoadFailedCallback;
loadDelegate = LoadCallback;
contextMenuDelegate = ContextMenuCallback;
closeDelegate = CloseCallback;
titleChangeDelegate = TitleChangeCallback;
if (config.EnableScriptInterface)
{
manager = WebKit.Manager.Create();
GLib.ConnectSignal(manager, "script-message-received::external", scriptDelegate, IntPtr.Zero);
using (GLibString name = "external")
{
WebKit.Manager.RegisterScriptMessageHandler(manager, name);
}
Handle = WebKit.CreateWithUserContentManager(manager);
}
else
{
Handle = WebKit.Create();
}
GLib.ConnectSignal(Handle, "load-failed", loadFailedDelegate, IntPtr.Zero);
GLib.ConnectSignal(Handle, "load-changed", loadDelegate, IntPtr.Zero);
GLib.ConnectSignal(Handle, "context-menu", contextMenuDelegate, IntPtr.Zero);
GLib.ConnectSignal(Handle, "close", closeDelegate, IntPtr.Zero);
if (config.UseBrowserTitle)
{
GLib.ConnectSignal(Handle, "notify::title", titleChangeDelegate, IntPtr.Zero);
}
if (string.IsNullOrWhiteSpace(config.ExternalHost))
{
const string scheme = "spidereye";
customHost = UriTools.GetRandomResourceUrl(scheme);
IntPtr context = WebKit.Context.Get(Handle);
using (GLibString gscheme = scheme)
{
WebKit.Context.RegisterUriScheme(context, gscheme, UriSchemeCallback, IntPtr.Zero, IntPtr.Zero);
}
}
var bgColor = new GdkColor(config.BackgroundColor);
WebKit.SetBackgroundColor(Handle, ref bgColor);
if (enableDevTools)
{
var settings = WebKit.Settings.Get(Handle);
WebKit.Settings.SetEnableDeveloperExtras(settings, true);
var inspector = WebKit.Inspector.Get(Handle);
WebKit.Inspector.Show(inspector);
}
}
public void LoadDelegate()
{
scriptDelegate = Parser.Create(Script);
}
public bool TryGetDelegate(JSValue jso, out ScriptDelegate o)
{
return(_delegateMap.TryGetValue(jso, out o));
}
/// <summary>
/// Открыть представление или переключить фокус на открытое представление.
/// </summary>
/// <param name="viewKey">Уникальный ключ представления.</param>
/// <param name="linkViewFactory">Метод получения ссылки на представление.</param>
/// <param name="onInit">Обработчик инициализации открываемого представления.</param>
/// <param name="onAccept">Обработчик сохранения или подтверждения данных представления.</param>
public static void ShowView(object viewKey, Func <LinkView> linkViewFactory, Action <IDataSource> onInit = null,
Action <IDataSource> onAccept = null)
{
View view;
// Если представление уже открыто
if (TryGetView(viewKey, out view))
{
view.Focus();
}
else
{
var linkView = linkViewFactory();
if (linkView != null)
{
// Создание представления
view = linkView.CreateView();
if (view != null)
{
// Выборка источника данных
var viewDataSources = view.GetDataSources();
var mainDataSource = (viewDataSources != null) ? viewDataSources.FirstOrDefault() : null;
// Инициализация представления
TryInvoke(onInit, mainDataSource);
var saved = false;
// Обработка события сохранения данных
ScriptDelegate onSaved = (c, a) =>
{
saved = true;
TryInvoke(onAccept, mainDataSource);
};
if (mainDataSource != null)
{
mainDataSource.OnItemSaved += onSaved;
}
ScriptDelegate onClosed = null;
// Обработка события закрытия представления
onClosed
= (c, a) =>
{
if (mainDataSource != null)
{
mainDataSource.OnItemSaved -= onSaved;
}
view.OnClosed -= onClosed;
RemoveView(viewKey);
// Если окно закрыли с подтверждением
if (saved == false && view.GetDialogResult() == DialogResult.Accepted)
{
TryInvoke(onAccept, mainDataSource);
}
};
view.OnClosed += onClosed;
AddView(viewKey, view);
view.Open();
}
}
}
}
protected RecordScriptAction(PipelineContext ctx, RecordScriptAction other)
{
ScriptName = other.ScriptName;
scriptDelegate = ctx.Pipeline.CreateScriptDelegate <ScriptDelegate>(ScriptName);
}
/// <summary>
/// Добавляет прикладной скрипт.
/// </summary>
public void AddScript(string name, ScriptDelegate action)
{
_scripts[name] = action;
_context[name] = action;
}
