Vcl.Controls.TDragImageList Methods

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InheritedProtected

_AddRef	protected	Called when an application uses a component interface.
_Release	protected	Called when an application releases a component interface.
Add	public	Adds an Image and its Mask to the image list object.
AddIcon	public	Adds an icon to the image list object.
AddImage	public	Adds single image from another image list.
AddImages	public	Adds all images from another image list.
AddLink	protected	Adds the provided Link to the Links array of links.
AddMasked	public	Adds an image to the image list along with a color which is used to generate the transparent mask.
AfterConstruction	public	Responds after the last constructor has executed.
Assign	public	Copies the information from one image list to another.
AssignTo	protected	Copies the image list's properties to another image list.
AsyncSchedule	protected	Schedules asynch method calls.
BeforeDestruction	public
BeginDrag	public	Starts the dragging of an image list.
BeginInvoke	public	Performs an asynchronous call to the method specified by either AProc or AFunc.
BeginUpdate	public	When BeginUpdate is called for the first time, it sets the csUpdating state to the current list object to prevent multiple calls to DoChange.
CanObserve	protected
Change	public	Call Change after any changes in the image list.
ChangeName	protected	Sets the private, internal storage for the Name property to the string passed in NewName.
CheckDisposed	protected
ClassInfo	public	Returns a pointer to the run-time type information (RTTI) table for the object type.
ClassName	public	Returns a string indicating the type of the object instance (as opposed to the type of the variable passed as an argument).
ClassNameIs	public	Determines whether an object is of a specific type.
ClassParent	public	Returns the type of the immediate ancestor of a class.
ClassType	public	Returns the class reference for the object's class.
CleanupInstance	public	Performs finalization on long strings, variants, and interface variables within a class.
Clear	public	Clears all images from the image list.
Create	public
CreateSize	public	Creates an empty image list of a specified size.
DefaultHandler	public	Provides the interface for a method that processes message records.
DefineProperties	protected	Allows bitmap data to be saved and loaded.
Delete	public	Deletes a particular image from the image list.
DeleteLink	protected	Removes the provided Link from the Links array of links.
Destroy	public
DestroyComponents	public	Destroys all owned components.
Destroying	public	Indicates that the component and its owned components are about to be destroyed.
Dispatch	public	Calls message-handling methods for the object, based on the contents of the Message parameter.
DisposeOf	public	DisposeOf forces the execution of the destructor code in an object.
DoChange	protected
DoDraw	protected	Draws the specified image onto the provided Canvas in the indicated style.
DragLock	public	Associates the drag image with the given Window handle and draws it at the position given by the parameters XPos and YPos while the window is in drag mode.
DragMove	public	Moves the drag image set by SetDragImage to a new position specified by X and Y within its currently associated window while the window is in drag mode.
DragUnlock	public	Removes the association between the drag image and a window.
Draw	public	Draws the image specified by the Index parameter onto the provided Canvas.
DrawOverlay	public	Draws an image and an overlay onto the provided Canvas.
EndDrag	public	Ends the drag operation.
EndFunctionInvoke	public	Blocks the caller until the specified ASyncResult completes.
EndInvoke	public	Blocks the caller until the specified ASyncResult completes.
EndUpdate	public	EndUpdate decrements the counter of started and not accomplished updates. When EndUpdate sets the counter to zero, it clears csUpdating and calls Change.
Equals	public	Checks whether the current instance and the Obj parameter are equal.
ExecuteAction	public	Executes an action.
FieldAddress	public	Returns the address of a published object field.
FileLoad	public	Loads a resourced image into the image list.
FindComponent	public	Indicates whether a given component is owned by the component.
Free	public	Destroys an object and frees its associated memory, if necessary.
FreeInstance	public	Deallocates memory allocated by a previous call to the NewInstance method.
FreeNotification	public	Ensures that AComponent is notified that the component is going to be destroyed.
FreeOnRelease	public	Frees the interface reference for components that were created from COM classes.
GetBitmap	public	Retrieves a specified image as a bitmap.
GetChildOwner	protected	Returns the owner of a child component being read from a stream.
GetChildParent	protected	Returns the parent or, if there is no parent, returns the owner of a child component being read from a stream.
GetChildren	protected	Enumerates all child components.
GetCount	protected	Indicates the number of images in the image list.
GetDeltaStreams	protected
GetDisposed	protected	Getter for the Disposed property.
GetEnumerator	public	Returns a TComponent enumerator.
GetHashCode	public	Returns an integer containing the hash code.
GetHotSpot	public	Returns the hot spot location associated with the current drag image.
GetIcon	public	Returns the image specified by Index as an icon into the Image parameter.
GetIDsOfNames	protected	Maps a single member and an optional set of argument names to a corresponding set of integer dispatch identifiers (dispIDs).
GetImageBitmap	public	Returns a handle to a bitmap containing all of the images in the image list.
GetImages	protected	Returns a specified image and its mask as bitmaps.
GetInstRes	public	Loads a specified bitmap, cursor, or icon resource into the image list.
GetInterface	public	Retrieves a specified interface.
GetInterfaceEntry	public	Returns the entry for a specific interface implemented in a class.
GetInterfaceTable	public	Returns a pointer to a structure containing all of the interfaces implemented by a given class.
GetMaskBitmap	public	Returns a handle to a bitmap containing all masks for images in the image list.
GetNamePath	public	Returns a string used by the Object Inspector.
GetObservers	protected	Getter of Observers.
GetOwner	protected	Returns the owner of a component.
GetParentComponent	public	Returns the containing component.
GetResource	public	Loads the specified bitmap, cursor, or icon resource into the image list.
GetTypeInfo	protected	Retrieves the type information for an object.
GetTypeInfoCount	protected	Returns the number of type information interfaces that an object provides (either 0 or 1).
HandleAllocated	public	Indicates whether a window handle exists for the image list.
HandleNeeded	protected	Creates an image list handle for the image list if one doesn't already exist.
HasParent	public	Verifies whether the component has a parent.
HideDragImage	public	Hides the current drag image if it was previously shown.
InheritsFrom	public	Determines the relationship of two object types.
Initialize	protected	Sets numerous image list properties to their default values and creates instances of objects used internal to the image list.
InitInstance	public	Initializes a newly allocated object instance to all zeros and initializes the instance's virtual method table pointer.
Insert	public	Inserts a bitmap and its mask into the image list following a specified image.
InsertComponent	public	Establishes the component as the owner of a specified component.
InsertIcon	public	Inserts an icon at a specified position in the image list.
InsertMasked	public	Inserts a bitmap at a specified position, creating the mask from a specified transparent color.
InstanceSize	public	Returns the size in bytes of each instance of the object type.
Invoke	protected	Provides access to Automation properties and methods when the component wraps an Automation object.
IsImplementorOf	public	Indicates whether the component implements a specified interface.
LinkContains	protected
Loaded	protected	Executes the inherited TComponent.Loaded, then, if the image list is changed, it calls Change.
MethodAddress	public	Returns the address of a class method by name.
MethodName	public	Returns the name of a class method by address.
Move	public	Moves a specified image to another position.
NewInstance	public	Allocates memory for an instance of an object type and returns a pointer to that new instance.
Notification	protected	Forwards notification messages to all owned components.
ObserverAdded	protected
operator ()	public	C++ conversion of a TComponent into a System.Classes.IInterfaceComponentReference or a System.IInterface, depending on casting.
Overlay	public	Identifies an image in the list as an image that can be used as an overlay mask.
PaletteCreated	protected	Responds when the component is created from the component palette.
QualifiedClassName	public	Returns the qualified name of the class.
QueryInterface	protected	Returns a reference to a specified interface if the current component supports that interface.
ReadData	protected	ReadData reads an image list from a stream.
ReadState	protected	Reads the state of the component.
ReferenceInterface	public	Establishes or removes internal links that cause this component to be notified when the implementer of a specified interface is destroyed.
RegisterChanges	public	Registers an object to be notified when changes occur in the image list.
RemoveComponent	public	Removes a specified component specified from the component's Components list.
RemoveFreeNotification	public	Disables the destruction notification that was enabled by FreeNotification.
RemoveFreeNotifications	protected	Notifies all owned components of the owner component's imminent destruction.
Replace	public	Replaces an image in the image list with a new image and mask.
ReplaceIcon	public	Replaces an image in the image list with an icon.
ReplaceMasked	public	Replaces an image in the image list with a new image and automatically-generated mask.
ResInstLoad	public	Loads a resource into the image list.
ResourceLoad	public	Loads a resource into the image list.
SafeCallException	public	Handles exceptions in methods declared using the safecall calling convention.
SetAncestor	protected	Clears or sets csAncestor state in the component's ComponentState property.
SetChildOrder	protected	Sets the visual ordering of a child control.
SetDesigning	protected	Ensures that components inserted at design time have their design-mode flag set.
SetDesignInstance	protected	Ensures that components inserted at design time have their design-mode flag set.
SetDragImage	public	Sets an image within the image list to be shown during a drag-and-drop operation.
SetInline	protected	Sets the csInline bit of the component's ComponentState property.
SetName	protected	Sets the value of the Name property.
SetParentComponent	protected	Sets the parent component.
SetSize	public	Sets the size of the images within the TCustomImageList list.
SetSubComponent	public	Identifies whether the component is a subcomponent.
ShowDragImage	public	Shows the current drag image if it was previously hidden.
ToString	public	Returns a string containing the class name.
UnitName	public	Returns the name of the unit where the class is defined.
UnitScope	public	Returns the class's unit scope.
UnRegisterChanges	public	Removes an object from the list of objects to be notified when the image list changes.
UpdateAction	public	Updates the state of an action.
Updated	protected	Executes the inherited TComponent.Updated, then, if the image list is changed, it calls Change.
UpdateRegistry	protected	Provides the interface for a method that adds type library and version information to the Registry on components that implement COM interfaces.
Updating	protected	Sets the csUpdating state in the component's ComponentState property.
ValidateContainer	protected	Determines whether an object can be inserted into a container.
ValidateInsert	protected	Provides the interface for a method that validates a child component before it is inserted.
ValidateRename	protected	Ensures that renaming an owned component does not create a name conflict.
WriteData	protected	WriteData writes an image list to a stream.
WriteState	protected	Writes the state of the component.