RAD Studio VCL Reference
ContentsIndex
TForm Members Public Methods
Public Methods
 
Name 
Description 
 
Increments the reference count for this interface. 
 
Decrements the reference count for this interface. 
 
Construction event dispatcher. 
 
Responds after the last constructor has executed. 
 
Arranges the icons of minimized MDI child forms. 
 
Copies the contents of another, similar object. 
 
Performs any necessary actions before the first destructor is called. 
 
Destruction event dispatcher. 
 
Responds before the first destructor executes. 
 
Starts the dragging of a control. 
 
Puts the control in front of all other controls in its parent control. 
 
Sends a message to each of the child controls. 
 
Indicates whether a control can receive focus. 
 
Arranges MDI child forms so they overlap. 
 
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. 
 
Translates client coordinates to parent coordinates. 
 
Translates a given point from client area coordinates to global screen coordinates. 
 
Closes the form. 
 
Close attempt event dispatcher. 
 
Indicates whether a specified control exists within the control. 
 
Returns the child control located at a specified position within the control. 
 
Allocates memory and constructs a safely initialized instance of a component. 
 
Creates an instance of TControl
 
Creates an instance of TWinControl
 
Creates and initializes a new TForm object. 
 
Creates and initializes a new TScrollingWinControl object. 
 
Constructs an object and initializes its data before the object is first used. 
 
Creates and initializes a new form. 
 
Creates and initializes a control as the child of a specified non-VCL container. 
 
Creates and initializes a control as the child of a specified non-VCL window. 
 
Provides message handling for all messages that do not have specific handlers. 
 
Provides message handling for all messages that the control does not fully process itself. 
 
Provides message handling for all messages that the form does not fully process. 
 
Provides the interface for a method that processes message records. 
 
Removes focus from a control on the form. 
 
Disposes of the component and its owned components. 
 
Destroys the TPersistent instance and frees its memory. 
 
Destroys an instance of TControl
 
Destroys an instance of TWinControl
 
Removes the form from memory. 
 
Removes the TScrollingWinControl object from memory. 
 
Disposes of an object instance. 
 
Destroys all owned components. 
 
Indicates that the component and its owned components are about to be destroyed. 
 
Disables the realignment of child controls. 
 
Disables automatic scrolling. 
 
Calls message-handling methods for the object, based on the contents of the Message parameter. 
 
Dock 
Used internally to dock the control. 
 
Dock 
Handles automatic docking of the form into other windows. 
 
Generates an OnDockDrop event. 
 
OnDragDrop event dispatcher. 
 
Indicates whether a control is being dragged. 
 
Returns the text flags that reflect the current setting of the BiDiMode property. 
 
Returns the text flag to add that indicates whether the control's text should read from right to left. 
 
Decrements the reference count incremented by the DisableAlign method, eventually realigning the child controls. 
 
Reenables automatic scrolling. 
 
Stops a control from being dragged any further. 
 
This is ExecuteAction, a member of class TComponent. 
 
Returns the address of a published object field. 
 
Returns a child control given its name. 
 
Indicates whether a given component is owned by the component. 
 
Reverses the positions of child controls. 
 
Sets focus to a control on the form. 
 
Determines whether the control has input focus. 
 
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. 
 
Returns a reference to the component associated by the implementing class. 
 
Indicates how text is aligned within the control. 
 
Returns a TComponent enumerator. 
 
Returns a bitmap of the form. 
 
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 string used by the Object Inspector. 
 
Returns the name of the object as it appears in the Object Inspector. 
 
Returns the containing Component. 
 
Returns the parent of the control. 
 
Builds a list of controls in tab order. 
 
Retrieves the control's text, copies it into a buffer, and returns the number of characters copied. 
 
Returns the length of the control's text. 
 
Reports whether a screen object handle exists for the control. 
 
Creates a screen object for the control if it doesn't already exist. 
 
This is HasParent, a member of class TComponent. 
 
Indicates whether the control has a parent. 
 
Hide 
Makes the control invisible. 
 
Hide 
Hides the form. 
 
Determines the relationship of two object types. 
 
Calls the action link's Update method if the control is associated with an action link. 
 
Initializes a newly allocated object instance to all zeros and initializes the instance's virtual method table pointer. 
 
Establishes the component as the owner of a specified component. 
 
Inserts a control into the Controls array property. 
 
Returns the size in bytes of each instance of the object type. 
 
Completely repaint control. 
 
Schedules a control repaint. 
 
Indicates whether the component implements a specified interface. 
 
Indicates whether the control should be reversed right to left. 
 
Processes shortcut keys when the form has focus. 
 
Ensures that the form is fully visible on a specified monitor. 
 
Docks the control. 
 
Undocks the control. 
 
This is MethodAddress, a member of class TObject. 
 
This is MethodName, a member of class TObject. 
 
Dispatches messages received from a mouse wheel. 
 
Directs mouse wheel messages to the appropriate control. 
 
Allocates memory for an instance of an object type and returns a pointer to that new instance. 
 
Next 
Activates the next child form in the form sequence. 
 
This is the overview for the PaintTo method overload. 
 
Translate parent coordinates to client coordinates. 
 
Responds as if the control received a specified Windows message. 
 
This is PreProcessMessage, a member of class TWinControl. 
 
Activates the previous MDI child form in the form sequence.  
 
Prints the form. 
 
Returns a reference to a specified interface if the object supports that interface. 
 
Forces the control to realign children. 
 
This is RecreateAsPopup, a member of class TCustomForm. 
 
Establishes or removes internal links that cause this component to be notified when the implementer of a specified interface is destroyed. 
 
Repaints the control on the screen. 
 
Destroys the form and frees its associated memory. 
 
Removes a specified component specified from the component's Components list. 
 
Removes a specified control from the Controls array. 
 
Disables destruction notification that was enabled by FreeNotification 
 
Forces the control to repaint its image on the screen. 
 
Repaints the entire control. 
 
Docks the control in the place where another control is already docked. 
 
Handles exceptions in methods declared using the safecall calling convention. 
 
Handles exceptions in methods declared using the safecall calling convention. 
 
Rescale control and its children. 
 
Converts the screen coordinates of a specified point on the screen to client coordinates. 
 
Scroll control contents. 
 
Scrolls a control into the visible area of the scrolling windowed control. 
 
Cancels modes on the form. 
 
Puts a windowed control behind all other windowed controls, or puts a non-windowed control behind all other non-windowed controls. 
 
Sets the Left, Top, Width, and Height properties all at once. 
 
Sets the windowed control's boundary properties all at once. 
 
Makes a control visible at design time. 
 
Makes a control visible at design time. 
 
Gives the input focus to the control. 
 
Sets focus to the form. 
 
Sets focus to a control on the form. 
 
Identifies whether the component is a subcomponent. 
 
Sets the text of the control. 
 
Show 
Makes a control visible. 
 
Show 
Shows the form. 
 
Shows a form as a modal dialog. 
 
Tile 
Arranges MDI child forms so that they are all the same size. 
 
Processes any pending paint messages immediately. 
 
Forces the control to update. 
 
This is UpdateAction, a member of class TComponent. 
 
Respond to state change. 
 
This is UpdateGlassFrame, a member of class TCustomForm. 
 
Specifies whether the control's alignment should be reversed right-to-left. 
 
Specifies whether the control is using a right-to-left reading order. 
 
Specifies whether the vertical scroll bar appears on the left side of the control. 
 
Indicates whether the form processes keyboard input for a control it owns. 
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