You cannot call the constructor of a derived class before the constructor of the base class. Why do you want to do that though? I don't see any reason for calling the constructor of the base class after. You can
01// initComponent replaces the constructor: 02SubClass = Ext.extend(BaseClass, { 03initComponent :function(){ 04// call superclass initComponent 05Ext.Container.superclass.initComponent.call(this); 06 07this.addEvents({ 08// add events 09}); 10} 11} Ext.extend()函数提供了直接访问父类构造...
In general, if the developer's constructor invokes the NSObjectFlag.Empty base implementation, then it should be calling an Objective-C init method. If this is not the case, developers should instead chain to the proper constructor in their class. The argument value is ignored and merely ensur...
Base class for objects that contain the information that is needed to perform an action on a call. C#Copiar [Foundation.Register("CXCallAction", true)] [ObjCRuntime.Introduced(ObjCRuntime.PlatformName.iOS,10,0, ObjCRuntime.PlatformArchitecture.All, null)]publicclassCXCallAction:CallKit.CXActi...
Returns the current Objective-C retain count for the object. (Inherited fromNSObject) Self(Inherited fromNSObject) Superclass(Inherited fromNSObject) SuperHandle Handle used to represent the methods in the base class for this NSObject. (Inherited fromNSObject) ...
01// initComponent replaces the constructor: 02SubClass = Ext.extend(BaseClass, { 03initComponent :function(){ 04// call superclass initComponent 05Ext.Container.superclass.initComponent.call(this); 06 07this.addEvents({ 08// add events
AcceleratedDatabaseRecoveryDatabaseOption AddAlterFullTextIndexAction AddFileSpec AddMemberAlterRoleAction AddSearchPropertyListAction AddSensitivityClassificationStatement AddSignatureStatement AdHocDataSource AdHocTableReference AffinityKind AlgorithmKeyOption AllowConnectionsOptionKind AlterAction AlterApplicationRoleStatem...
public class TextToolboxItem : ToolboxItem { private string text; private delegate void SetTextMethodHandler(Control c, string text); public TextToolboxItem(string text) : base() { this.text = text; } // ToolboxItem.CreateComponentsCore override to create the TextBox // and link a method to...
public class TextToolboxItem : ToolboxItem { private string text; private delegate void SetTextMethodHandler(Control c, string text); public TextToolboxItem(string text) : base() { this.text = text; } // ToolboxItem.CreateComponentsCore override to create the TextBox // and link a method to...
The passed table connection_tab is filled in the instance constructor of the class in accordance with user input. Furthermore, the database procedure, the HANA table type, and a database procedure proxy (usually static) are created here temporarily. ...