skinboxctrls.pas

一套及时通讯的原码

    procedure ListBoxClick; virtual;
    procedure ListBoxDblClick; virtual;
    procedure ListBoxKeyDown(var Key: Word; Shift: TShiftState); virtual;
    procedure ListBoxKeyUp(var Key: Word; Shift: TShiftState); virtual;
    procedure ListBoxKeyPress(var Key: Char); virtual;
    procedure ListBoxEnter; virtual;
    procedure ListBoxExit; virtual;
    //
    procedure ShowScrollBar;
    procedure HideScrollBar;

    procedure ShowHScrollBar;
    procedure HideHScrollBar;

    procedure GetSkinData; override;
    procedure CalcRects;
    procedure SBChange(Sender: TObject);
    procedure HSBChange(Sender: TObject);
    procedure CreateParams(var Params: TCreateParams); override;
    procedure WMSIZE(var Message: TWMSIZE); message WM_SIZE;
    procedure WMTimer(var Message: TWMTimer); message WM_Timer;
    procedure CMTextChanged(var Message: TMessage); message CM_TEXTCHANGED;
    procedure CMMouseLeave(var Message: TMessage); message CM_MOUSELEAVE;
    procedure CMMouseEnter(var Message: TMessage); message CM_MOUSEENTER;
    //
    procedure DefaultFontChange; override;
    procedure OnDefaultCaptionFontChange(Sender: TObject);
    procedure SetDefaultCaptionHeight(Value: Integer);
    procedure SetDefaultCaptionFont(Value: TFont);
    procedure SetDefaultItemHeight(Value: Integer);
    procedure SetCaptionMode(Value: Boolean);
    procedure SetAlignment(Value: TAlignment);
    procedure SetItems(Value: TStrings);
    function GetItems: TStrings;
    function GetItemIndex: Integer;
    procedure SetItemIndex(Value: Integer);
    function GetMultiSelect: Boolean;
    procedure SetMultiSelect(Value: Boolean);
    function GetListBoxFont: TFont;
    procedure SetListBoxFont(Value: TFont);
    function GetListBoxTabOrder: TTabOrder;
    procedure SetListBoxTabOrder(Value: TTabOrder);
    function GetListBoxTabStop: Boolean;
    procedure SetListBoxTabStop(Value: Boolean);
    //
    function GetCanvas: TCanvas;
    function GetExtandedSelect: Boolean;
    procedure SetExtandedSelect(Value: Boolean);
    function GetSelCount: Integer;
    function GetSelected(Index: Integer): Boolean;
    procedure SetSelected(Index: Integer; Value: Boolean);
    function GetSorted: Boolean;
    procedure SetSorted(Value: Boolean);
    function GetTopIndex: Integer;
    procedure SetTopIndex(Value: Integer);
    function GetListBoxPopupMenu: TPopupMenu;
    procedure SetListBoxPopupMenu(Value: TPopupMenu);

    procedure MouseDown(Button: TMouseButton; Shift: TShiftState;
      X, Y: Integer); override;
    procedure MouseUp(Button: TMouseButton; Shift: TShiftState;
      X, Y: Integer); override;
    procedure MouseMove(Shift: TShiftState; X, Y: Integer); override;

    procedure CreateControlDefaultImage(B: TBitMap); override;
    procedure CreateControlSkinImage(B: TBitMap); override;

    procedure ListBoxWProc(var Message: TMessage; var Handled: Boolean); virtual;
    procedure ListBoxCreateWnd; virtual;
    procedure Notification(AComponent: TComponent; Operation: TOperation); override;
  public
    ScrollBar: TspSkinScrollBar;
    HScrollBar: TspSkinScrollBar;
    ListBox: TspListBox;
    FontName: String;
    FontStyle: TFontStyles;
    FontHeight: Integer;
    SItemRect, ActiveItemRect, FocusItemRect: TRect;
    ItemLeftOffset, ItemRightOffset: Integer;
    ItemTextRect: TRect;
    FontColor, ActiveFontColor, FocusFontColor: TColor;

    CaptionRect: TRect;
    CaptionFontName: String;
    CaptionFontStyle: TFontStyles;
    CaptionFontHeight: Integer;
    CaptionFontColor: TColor;
    UpButtonRect, ActiveUpButtonRect, DownUpButtonRect: TRect;
    DownButtonRect, ActiveDownButtonRect, DownDownButtonRect: TRect;
    CheckButtonRect, ActiveCheckButtonRect, DownCheckButtonRect: TRect;

    VScrollBarName, HScrollBarName, BothScrollBarName: String;

    constructor Create(AOwner: TComponent); override;
    destructor Destroy; override;
    procedure ChangeSkinData; override;
    procedure SetBounds(ALeft, ATop, AWidth, AHeight: Integer); override;
    procedure UpDateScrollBar;
    function CalcHeight(AItemsCount: Integer): Integer;
    //
    procedure Clear;
    function ItemAtPos(Pos: TPoint; Existing: Boolean): Integer;
    function ItemRect(Item: Integer): TRect;
    //
    property Columns: Integer read GetColumns write SetColumns;
    property Selected[Index: Integer]: Boolean read GetSelected write SetSelected;
    property ListBoxCanvas: TCanvas read GetCanvas;
    property SelCount: Integer read GetSelCount;
    property TopIndex: Integer read GetTopIndex write SetTopIndex;

    //
    property DefaultCaptionHeight: Integer
      read FDefaultCaptionHeight  write SetDefaultCaptionHeight;
    property DefaultCaptionFont: TFont
     read FDefaultCaptionFont  write SetDefaultCaptionFont;

    property CaptionMode: Boolean read FCaptionMode
                                         write SetCaptionMode;
    property Alignment: TAlignment read FAlignment write SetAlignment
      default taLeftJustify;
    property DefaultItemHeight: Integer read FDefaultItemHeight
                                        write SetDefaultItemHeight;
    property Items: TStrings read GetItems write SetItems;
    property ItemIndex: Integer read GetItemIndex write SetItemIndex;
    property MultiSelect: Boolean read GetMultiSelect write SetMultiSelect;
    property ListBoxFont: TFont read GetListBoxFont write SetListBoxFont;
    property ListBoxTabOrder: TTabOrder read GetListBoxTabOrder write SetListBoxTabOrder;
    property ListBoxTabStop: Boolean read GetListBoxTabStop write SetListBoxTabStop;
    property ExtandedSelect: Boolean read GetExtandedSelect write SetExtandedSelect;
    property Sorted: boolean read GetSorted write SetSorted;
    property ListBoxPopupMenu: TPopupMenu read GetListBoxPopupMenu write SetListBoxPopupMenu;
    property  HorizontalExtent: Boolean
      read FHorizontalExtent
      write SetHorizontalExtent;
    //
    property Caption;
    property Font;
    property Align;
    property DockSite;
    property DragCursor;
    property DragKind;
    property DragMode;
    property Enabled;
    property ParentShowHint;
    property PopupMenu;
    property ShowHint;
    property TabOrder;
    property TabStop;

    property Visible;

    property RowCount: Integer read FRowCount write SetRowCount;
    property Images: TCustomImageList read FImages write SetImages;
    property ImageIndex: Integer read FImageIndex write SetImageIndex;

    property Glyph: TBitMap read FGlyph write SetGlyph;
    property NumGlyphs: TspSkinPanelNumGlyphs read FNumGlyphs write SetNumGlyphs;
    property Spacing: Integer read FSpacing write SetSpacing;

    property OnClick;
    property OnUpButtonClick: TNotifyEvent read FOnUpButtonClick
                                           write FOnUpButtonClick;
    property OnDownButtonClick: TNotifyEvent read FOnDownButtonClick
                                           write FOnDownButtonClick;
    property OnCheckButtonClick: TNotifyEvent read FOnCheckButtonClick
                                           write FOnCheckButtonClick;
    property OnCanResize;
    property OnConstrainedResize;
    property OnDockDrop;
    property OnDockOver;
    property OnDblClick;
    property OnDragDrop;
    property OnDragOver;
    property OnEndDock;
    property OnEndDrag;
    property OnEnter;
    property OnExit;
    property OnGetSiteInfo;
    property OnMouseDown;
    property OnMouseMove;
    property OnMouseUp;
    property OnResize;
    property OnStartDock;
    property OnStartDrag;
    property OnUnDock;
    property OnListBoxClick: TNotifyEvent read FOnListBoxClick write FOnListBoxClick;
    property OnListBoxDblClick: TNotifyEvent read FOnListBoxDblClick write FOnListBoxDblClick;
    property OnListBoxMouseDown: TMouseEvent read FOnListBoxMouseDown write
     FOnListBoxMouseDown;
    property OnListBoxMouseMove: TMouseMoveEvent read FOnListBoxMouseMove
      write FOnListBoxMouseMove;
    property OnListBoxMouseUp: TMouseEvent read FOnListBoxMouseUp
      write FOnListBoxMouseUp;
    property OnListBoxKeyDown: TKeyEvent read FOnListBoxKeyDown write FOnListBoxKeyDown;
    property OnListBoxKeyPress: TKeyPressEvent read FOnListBoxKeyPress write FOnListBoxKeyPress;
    property OnListBoxKeyUp: TKeyEvent read FOnListBoxKeyUp write FOnListBoxKeyUp;
    property OnDrawItem: TspDrawSkinItemEvent read FOnDrawItem write FOnDrawItem;
  end;

  TspSkinListBox = class(TspSkinCustomListBox)
  published
    property HorizontalExtent;
    property Columns;
    property RowCount;
    property Images;
    property ImageIndex;
    property Glyph;
    property NumGlyphs;
    property Spacing;
    property CaptionMode;
    property DefaultCaptionHeight;
    property DefaultCaptionFont;
    property Alignment;
    property DefaultItemHeight;
    property Items;
    property ItemIndex;
    property MultiSelect;
    property ListBoxFont;
    property ListBoxTabOrder;
    property ListBoxTabStop;
    property ExtandedSelect;
    property Sorted;
    property ListBoxPopupMenu;
    //
    property Caption;
    property Font;
    property Align;
    property DockSite;
    property DragCursor;
    property DragKind;
    property DragMode;
    property Enabled;
    property ParentShowHint;
    property PopupMenu;
    property ShowHint;
    property TabOrder;
    property TabStop;
    property OnClick;
    property Visible;
    property OnUpButtonClick;
    property OnDownButtonClick;
    property OnCheckButtonClick;
    property OnCanResize;
    property OnConstrainedResize;
    property OnDockDrop;
    property OnDockOver;
    property OnDblClick;
    property OnDragDrop;
    property OnDragOver;
    property OnEndDock;
    property OnEndDrag;
    property OnEnter;
    property OnExit;
    property OnGetSiteInfo;
    property OnMouseDown;
    property OnMouseMove;
    property OnMouseUp;
    property OnResize;
    property OnStartDock;
    property OnStartDrag;
    property OnUnDock;
    property OnListBoxClick;
    property OnListBoxDblClick;
    property OnListBoxMouseDown;
    property OnListBoxMouseMove;
    property OnListBoxMouseUp;
    property OnListBoxKeyDown;
    property OnListBoxKeyPress;
    property OnListBoxKeyUp;
    property OnDrawItem;
  end;

  TspSkinScrollBox = class(TspSkinCustomControl)
  protected
    FInCheckScrollBars: Boolean;
    FDown: Boolean;
    FVScrollBar: TspSkinScrollBar;
    FHScrollBar: TspSkinScrollBar;
    FOldVScrollBarPos: Integer;
    FOldHScrollBarPos: Integer;
    FVSizeOffset: Integer;
    FHSizeOffset: Integer;
    FBorderStyle: TspSkinBorderStyle;
    procedure SetBorderStyle(Value: TspSkinBorderStyle);
    procedure SetVScrollBar(Value: TspSkinScrollBar);
    procedure SetHScrollBar(Value: TspSkinScrollBar);
    procedure VScrollControls(AOffset: Integer);
    procedure HScrollControls(AOffset: Integer);

    procedure OnHScrollBarChange(Sender: TObject);
    procedure OnVScrollBarChange(Sender: TObject);
    procedure OnHScrollBarLastChange(Sender: TObject);
    procedure OnVScrollBarLastChange(Sender: TObject);

    procedure Notification(AComponent: TComponent;
     Operation: TOperation); override;
    procedure WMNCCALCSIZE(var Message: TWMNCCalcSize); message WM_NCCALCSIZE;
    procedure WMNCPAINT(var Message: TWMNCPAINT); message WM_NCPAINT;
    procedure PaintFrame(C: TCanvas);
    procedure WMSize(var Msg: TWMSize); message WM_SIZE;
    procedure CreateParams(var Params: TCreateParams); override;
    procedure GetSkinData; override;
    procedure CreateControlDefaultImage(B: TBitMap); override;
    procedure ChangeSkinData; override;
    procedure AdjustClientRect(var Rect: TRect); override;
    procedure CMVisibleChanged(var Message: TMessage); message CM_VISIBLECHANGED;
  public
    BGPictureIndex: Integer;
    procedure HScroll(APosition: Integer);
    procedure VScroll(APosition: Integer);
    constructor Create(AOwner: TComponent); override;
    destructor Destroy; override;
    procedure SetBounds(ALeft, ATop, AWidth, AHeight: Integer); override;
    procedure Paint; override;
    procedure GetHRange;
    procedure GetVRange;
    procedure UpdateScrollRange; 
  published
    property HScrollBar: TspSkinScrollBar read FHScrollBar
                                          write SetHScrollBar;
    property VScrollBar: TspSkinScrollBar read FVScrollBar
                                          write SetVScrollBar;
    property BorderStyle: TspSkinBorderStyle
      read FBorderStyle write SetBorderStyle;
    property Align;
    property DockSite;
    property DragCursor;
    property DragKind;
    property DragMode;
    property Enabled;
    property ParentShowHint;
    property PopupMenu;
    property ShowHint;
    property TabOrder;
    property TabStop;
    property Visible;
    property OnCanResize;
    property OnClick;