TIDesigner class

In unit Forms

The abstract base class for visual Form designers.

Declaration

pascal

TIDesigner = class(TObject)

Inheritance

TIDesigner
TObject

Description

TIDesigner is a TObject descendant which specifies the interface used for visual Form designers. TIDesigner is the type used for the TCustomForm.Designer property.

It is used as the ancestor for TComponentEditorDesigner, and the type expected in the RootDesigner for the Object Inspector and Property editors used in the Lazarus IDE.

Properties

`LookupRoot`	public	Component that is the root control in the form design surface.
`DefaultFormBoundsValid`	public	Indicates whether the bounds are valid after moving or sizing the form on the design surface.

Methods

`IsDesignMsg`	public	Checks a message received from the Sender argument, and returns True if it is a design message.
`UTF8KeyPress`	public	Defines the method used to handle a key press event for a UTF-8-encoded character.
`Modified`	public	Method when design is Modified.
`Notification`	public	Notification that the supplied Operation has been applied to the specified Component.
`PaintGrid`	public	PaintGrid - method for painting the grid in the designer.
`ValidateRename`	public	ValidateRename - method to validate the Rename process.
`GetShiftState`	public	Gets the value for the shift state (whether Shift, Ctrl, or Alt key).
`SelectOnlyThisComponent`	public	Method to select only the current component in the designer.
`UniqueName`	public	Returns a Unique name for the designer, using the BaseName as a starting point.
`PrepareFreeDesigner`	public	Prepares the design surface and frees the root control.

Fields

`FLookupRoot`	protected	Member with the value for the LookupRoot property.
`FDefaultFormBoundsValid`	protected	Member with the value for the DefaultFormBoundsValid property.

Inherited

From TObject (42)

AfterConstruction BeforeDestruction CheckDisposed ClassInfo ClassName ClassNameIs ClassParent ClassType CleanupInstance Create DefaultHandler DefaultHandlerStr Destroy Dispatch DispatchStr Disposed DisposeOf Equals FieldAddress Free FreeInstance GetDisposed GetHashCode GetInterface GetInterfaceByStr GetInterfaceEntry GetInterfaceEntryByStr GetInterfaceTable GetInterfaceWeak GetLastCastErrorInfo InheritsFrom InitInstance InstanceSize MethodAddress MethodName newinstance QualifiedClassName SafeCallException StringMessageTable SystemHasExtendedRTTI ToString UnitName

An experiment, built from development snapshots. Not the official Free Pascal or Lazarus documentation.