DelphiVCL.ComboBox combines an edit box with a scrollable list. A ComboBox component is an edit box with a scrollable drop-down list attached to it. Users can select an item from the list or type directly into the edit box.
Note: The width of the button in a TComboBox is equal to the width that Windows uses for scrollbars. This width depends on the color scheme that the user has chosen (by…
DelphiVCL.ScrollBar or TScrollBar is a Windows scroll bar, which is used to scroll the contents of a window, form, or control.
We can use TScrollBar to add a free-standing scroll bar to a form. Many controls have properties that add scroll bars which are an integral…
DelphiVCL.RadioButton or TRadioButton is a wrapper for a system radio button.
Use TRadioButton to add a radio button to a form. Radio buttons present a set of mutually exclusive options to the user- that is, only one radio button in a set can be selected at a time.
When running dir() to DelphiVCL library or any DelphiVCL methods and properties in all previous sections, you might find many of Python’s built-in objects and properties. Previously, we already discussed about __doc__, __file__, __loader__, __name__, __package__,__spec__, __class__, __contains__, __delattr__, __dir__, __eq__, __format__, __ge__, __getattribute__, __getitem__, __gt__, __hash…
DelphiVCL.Point or TPoint is used to define a pixel location on-screen.
The TPoint type defines the integer type X and Y coordinates of a pixel location on-screen, with the origin in the upper-left corner. X and Y specify the horizontal and vertical coordinates of a…
DelphiVCL.Persistent or TPersistent is the ancestor for all objects that have assignment and streaming capabilities. TPersistent encapsulates the behavior common to all objects that can be assigned to other objects, and that can read and write their properties to and from a…
When running dir() to DelphiVCL library or any DelphiVCL methods and properties in all previous sections, you might find many of Python’s built-in objects and properties. Previously, we already discussed about __doc__, __file__, __loader__, __name__, __package__,__spec__, __class__, __contains__, __delattr__, __dir__, __eq__, __format__, __ge__, __getattribute__, __getitem__, __gt__, __hash…
Specifies a page in a DelphiVCL.Notebook or TNotebook control.
The DelphiVCL.Page or TPage class implements a page in a TNotebook control.
Let’s browse all the properties, methods, and built-in properties of the DelphiVCL.Page using dir()…
DelphiVCL.Object or TObject is the ultimate ancestor of all objects and components.
DelphiVCL.Object encapsulates fundamental behavior common to objects by introducing methods that:
Create, maintain, and destroy instances of the object by allocating…
DelphiVCL.Notebook or TNotebook displays multiple pages, each with its own set of controls.
Notebook components are frequently used with tab set controls (TTabSet) to let the user select pages in the notebook by clicking a tab. TNotebook is provided for backward compatibility. New applications should use TPageControl instead.
Let’s browse all the properties, methods, and built-in…
