Reference for unit 'Controls': Procedures and functions

AdjustBorderSpace

Adjusts the border space around the control to the client rectangle.

assign(Variant):TCaption

Declares an assignment operator used to convert a Variant type to a TCaption type.

BidiFlipAlignment

Gets the inverse alignment value when BiDiMode is enabled.

BidiFlipAnchors

Swaps left and right anchor side settings for the specified control when BiDiMode is enabled.

BidiFlipRect

Flips the left and right coordinates in a rectangle and makes it relative to the ParentRect when Flip is True.

CancelDrag

Cancels an active drag operation.

ChangeBiDiModeAlignment

Flips the value Alignment to reflect the value needed for BiDi mode.

CheckMouseButtonDownUp

Checks for mouse click events for the specified control.

CheckTransparentWindow

Checks whether the handle for a windowed control (or a parent control) is transparent.

CompareDataObjectWithLazAccessibleObject

Compares the specified pointers containing Lazarus accessibility object data and a accessibility object.

CompareLazAccessibleObjectsByDataObject

Compares the specified pointers containing a Lazarus accessibility object and a accessibility object data.

CursorToIdent

Uses a look-up table to find the cursor identifier corresponding to an Integer cursor constant.

CursorToString

Returns a string with the name for the cursor in the integer constant.

DbgS

Converts items of several data types into strings, for debug output.

FindControl

Return the TWinControl for the given Handle.

FindControlAtPosition

Gets the control at the specified screen position.

FindDragTarget

Gets the drag target at the specified screen position.

FindLCLControl

Returns the TControl currently visible at the specified screen position.

FindLCLWindow

Find the window and its owning control at the given screen coordinates.

FindOwnerControl

Returns the TWinControl for the given Handle; the parent control for a non-TWinControl Handle.

GetCaptureControl

Returns the TControl instance with mouse capture enabled.

GetCursorValues

Calls the specified procedure for each of the cursor identifiers.

GetKeyShiftState

Gets a set of state values for current modifier keys.

IdentToCursor

Converts an identifier name for a cursor shape to its value as an Integer.

IsColorDefault

Determines if the color for the control is the system default (GTK).

MoveWindowOrg

Moves the origin for a windowed control.

RecreateWnd

Creates (or recreates) the widgetset class instance for a TWinControl.

Register

Register the components provided by this unit or package, so that they can be instantiated.

SendAppMessage

Sends an application message using the specified parameter values.

SetCaptureControl

Set the mouse capture to the specified control, or one of its children, at the given coordinates.

StringToCursor

StringToCursor - returns the cursor value corresponding to the name supplied.