RAD Studio VCL Reference
ContentsIndex
TDragImageList Members Public Methods
Public Methods
 
Name 
Description 
 
Increments the reference count for this interface. 
 
Decrements the reference count for this interface. 
 
Add 
Adds an Image and its Mask to the image list object. 
 
Adds an icon to the image list object. 
 
Adds single image from another image list. 
 
Adds all images from another image list. 
 
Adds an image to the image list along with a color which is used to generate the transparent mask. 
 
Responds after the last constructor has executed. 
 
Copies the contents of another, similar object. 
 
Copies the information from one image list to another. 
 
Performs any necessary actions before the first destructor is called. 
 
Responds before the first destructor executes. 
 
Starts the dragging of an image list. 
 
Returns a pointer to the runtime type information (RTTI) table for the object type. 
 
Returns a string indicating the type of the object instance (as opposed to the type of the variable passed as an argument). 
 
Determines whether an object is of a specific type. 
 
Returns the type of the immediate ancestor of a class. 
 
Returns the class reference for the object's class. 
 
Performs finalization on long strings, variants, and interface variables within a class. 
 
Clears all images from the image list. 
 
Allocates memory and constructs a safely initialized instance of a component. 
 
Creates an empty image list. 
 
Constructs an object and initializes its data before the object is first used. 
 
Creates an empty image list of a specified size. 
 
Provides the interface for a method that processes message records. 
 
Deletes a particular image from the image list. 
 
Disposes of the component and its owned components. 
 
Destroys the TPersistent instance and frees its memory. 
 
Destroys the image list and releases the memory allocated to it. 
 
Disposes of an object instance. 
 
Destroys all owned components. 
 
Indicates that the component and its owned components are about to be destroyed. 
 
Calls message-handling methods for the object, based on the contents of the Message parameter. 
 
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. 
 
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. 
 
Removes the association between the drag image and a window. 
 
Draw 
This is the overview for the Draw method overload. 
 
This is the overview for the DrawOverlay method overload. 
 
Ends the drag operation. 
 
This is ExecuteAction, a member of class TComponent. 
 
Returns the address of a published object field. 
 
Loads a resourced image into the image list. 
 
Indicates whether a given component is owned by the component. 
 
Free 
Destroys an object and frees its associated memory, if necessary. 
 
Deallocates memory allocated by a previous call to the System::TObject::NewInstance method. 
 
Ensures that AComponent is notified that the component is going to be destroyed. 
 
Frees the interface reference for components that were created from COM classes. 
 
Retrieves a specified image as a bitmap. 
 
Returns a reference to the component associated by the implementing class. 
 
Returns a TComponent enumerator. 
 
Returns the hot spot location associated with the current drag image. 
 
This is the overview for the GetIcon method overload. 
 
Returns a handle to a bitmap containing all of the images in the image list. 
 
This is the overview for the GetInstRes method overload. 
 
Retrieves a specified interface. 
 
Returns the entry for a specific interface implemented in a class. 
 
Returns a pointer to a structure containing all of the interfaces implemented by a given class. 
 
Returns a handle to a bitmap containing all masks for images in the image list. 
 
Returns a string used by the Object Inspector. 
 
Returns the name of the object as it appears in the Object Inspector. 
 
Returns the containing Component. 
 
Loads the specified bitmap, cursor, or icon resource into the image list. 
 
Indicates whether a window handle exists for the image list. 
 
This is HasParent, a member of class TComponent. 
 
Hides the current drag image if it was previously shown. 
 
Determines the relationship of two object types. 
 
Initializes a newly allocated object instance to all zeros and initializes the instance's virtual method table pointer. 
 
Inserts a bitmap and its mask into the image list following a specified image. 
 
Establishes the component as the owner of a specified component. 
 
Inserts an icon at a specified position in the image list. 
 
Inserts a bitmap at a specified position, creating the mask from a specified transparent color. 
 
Returns the size in bytes of each instance of the object type. 
 
Indicates whether the component implements a specified interface. 
 
This is MethodAddress, a member of class TObject. 
 
This is MethodName, a member of class TObject. 
 
Move 
Moves a specified image to another position. 
 
Allocates memory for an instance of an object type and returns a pointer to that new instance. 
 
Identifies an image in the list as an image that can be used as an overlay mask. 
 
Returns a reference to a specified interface if the object supports that interface. 
 
Establishes or removes internal links that cause this component to be notified when the implementer of a specified interface is destroyed. 
 
Registers an object to be notified when changes occur in the image list. 
 
Removes a specified component specified from the component's Components list. 
 
Disables destruction notification that was enabled by FreeNotification 
 
Replaces an image in the image list with a new image and mask. 
 
Replaces an image in the image list with an icon. 
 
Replaces an image in the image list with a new image and automatically-generated mask. 
 
Loads a resource into the image list. 
 
Loads a resource into the image list. 
 
Handles exceptions in methods declared using the safecall calling convention. 
 
Handles exceptions in methods declared using the safecall calling convention. 
 
Sets an image within the image list to be shown during a drag and drop operation. 
 
Identifies whether the component is a subcomponent. 
 
Shows the current drag image if it was previously hidden. 
 
Removes an object from the list of objects to be notified when the image list changes. 
 
This is UpdateAction, a member of class TComponent. 
Copyright(C) 2008 CodeGear(TM). All Rights Reserved.