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 form file (.xfm or .dfm file).
For this purpose, DelphiVCL.Persistent introduces methods that can be overridden…
DelphiVCL.Label or TLabel is a non-windowed control that displays text on a form.
Use Label to add text that the user cannot edit on a form. This text can be used to label another control and can set focus to that control when the user types an accelerator key. The…
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…
DelphiVCL.TabSheet is an individual page in a PageControl object.
We use TabSheet to represent a single page in tabbed page control. Tab sheets are typically referred to as pages. PageControl maintains an indexed array of its tab sheets in its Pages property. Users can click on a tab to activate the tab sheet.
You can use the Caption property of the TabSheet control to define an accelerator…
DelphiVCL.PageControl is a set of pages used to make a multiple page dialog box.
We can use PageControl to create a multiple page dialog or tabbed notebook. PageControl displays multiple overlapping pages that are TabSheet objects (we will discuss TabSheet in another…
delphivcl.Panel or TPanel implements a generic panel control.
We can use TPanel to put an empty panel on a form. Panels have properties for providing a beveled border around the control, as well as methods to help manage the placement of child controls embedded in the…
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() command:
import DelphiVCL
dir(DelphiVCL.Page)
See the responses in our Windows command prompt:
You can…
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…
DelphiVCL.Monitor or TMonitor represents a monitor on which an application runs.
DelphiVCL.Monitor represents a monitor that displays the user interface of an application. It introduces properties to describe the dimensions of a single monitor. In addition, the Primary property distinguishes the primary property from other monitors on the system.
When writing multi-monitor…
