TLazDockTree

type TLazDockTree = class(TDockTree)

protected

  procedure AnchorDockLayout();

AnchorDockLayout - sets up anchors between all docked controls and helper controls

  procedure CreateDockLayoutHelperControls();

CreateDockLayoutHelperControls - creates any splitters and pages needed for the dock layout, including recursive creation for child controls

  procedure ResetSizes();

ResetSizes - splits available size of Zone between children

  procedure BreakAnchors();

BreakAnchors - detach the anchors of all child controls

  procedure PaintDockFrame(); override;

PaintDockFrame - finds the cursor position and paints the dock frame of the specified size on the nominated canvas

  procedure UndockControlForDocking();

UndockControlForDocking - frees anchors from parent and sibling controls

  function DefaultDockGrabberSize;

DefaultDockGrabberSize - returns the default size for the dock grabber

public

  constructor Create(); override;

Create - constructor for TLazDockTree: creates a docking form if required, sets up a dock manager then calls inherited Create

  destructor Destroy; override;

Destroy - destructor for TLazDockTree: frees the dock site, annuls the Docksite manager, destroys any images then calls inherited Destroy

  procedure AdjustDockRect(); override;

AdjustDockRect - offset one of the borders of control rect in order to get space for frame

  procedure InsertControl(); override;

InsertControl - undocks AControl and docks it into the tree

  procedure RemoveControl(); override;

RemoveControl - destroy child zone and all parents if they does not contain anything else, then removes the dock control

  procedure BuildDockLayout();

BuildDockLayout - breaks the current anchors, forms the appropriate helper controls then re-establishes the anchors

  procedure FindBorderControls();

FindBorderControls - makes splitters for all bordering controls along the specified Side

  function FindBorderControl();

  function GetAnchorControl();

GetAnchorControl - find a control to anchor the Zone's Side

  procedure PaintSite(); override;

PaintSite - paint bounds for each control and close button (using the supplied handle)

  procedure MessageHandler(); override;

MessageHandler - checks the state of the mouse and takes the appropriate action: checks whether redraw is needed because of mouse move or change in mouse button status, text needs to be added, etc

  procedure DumpLayout(); override;

DumpLayout - writes layout of Zone to a file, for debugging purposes etc

  property AutoFreeDockSite: Boolean; [rw]

AutoFreeDockSite - determines whether the dock site is free

end;

TLazDockTree

TLazDockTree - a tree of TLazDockZones found in a docked window

TDockTree

A docking manager for tree-style layouts.

TDockManager

TPersistent

TObject