Class inheritance The hierarchical organization in class and sub-class has allowed to create the notion of inheritance...... TmeLine control linked to a data file or variable You can create TimeLine controls directly linked to the data.... Generation of a class diagram using reverse engineering WINDEV, WINDEV Mobile and WEBDEV allow you to create the class diagram of an application using reverse engineering (files "...... HTMLClassDelete (Function) Deletes a class from the HTML classes of a control. HTMLClassAdd (Function) Adds a class into the HTML classes of a control. Generating a class diagram The generation is used to create the WINDEV classes ("...... HTMLClassToggle (Function) Toggles a class in the HTML classes of a control: if the class does not exist, it is added; if the class already exists, it is deleted. Error 1014: The access to the member of the class is restricted by a private inheritance Organizer control linked to a data file or to a variable You have the ability to create Organizer controls linked to data.... Error 1030: The access to the base class is restricted by a private inheritance Error 1029: The access to the base class is restricted by a protected inheritance Overview of OOP (Object Oriented Programming) The object-oriented programming (called "OOP") is a programming paradigm in which the programs are organized as sets of objects...... Error 1013: The access to the member of the class is restricted by a protected inheritance Error 4: A space is required after the ':' character OOP concepts A class contains the description of a data structure (members) and the processes (methods) that handle this structure.... "Is Class" operator The "is <Class>" operator is used to find out whether the object used in an object of the class (or an object of one of its derived classes)... .NET object To access a class...... The "Code" pane The "Code" pane is used to handle the procedures (local and global procedures) and the classes found in the current project ("Global procedures", "Local procedures" and "Classes" options)...... Class diagram A class diagram describes the structure of a system via classes and the relationships among them...... FileToArray (Function) Fills an array of classes or structures with the content of an HFSQL data file or query. Error 1004: To explicitly access an element of the base class '%1', use the syntax Importing classes and sets of procedures (text file) From version 23, you have the ability to import existing classes or sets of procedures in text format...... JavaLoad (Function) Specifies the location of user classes required to run the Java application or the Java applet. Using objects To access a class, the object must be declared as being part of the class to handle, this is called object instantiation...... Error 17: OTHER CASE must be the last statement used in SWITCH