skinboxctrls.pas

DynamicSkinForm.v9.15.For.Delphi.BCB 很好的皮肤控件

    property OnStartDrag;
    property OnMouseEnter: TNotifyEvent read FOnMouseEnter write FOnMouseEnter;
    property OnMouseLeave: TNotifyEvent read FOnMouseLeave write FOnMouseLeave;
  end;

  TspSkinCustomListBox = class;
  TspListBox = class(TListBox)
  protected
    {$IFDEF VER130}
    FAutoComplete: Boolean;
    FLastTime: Cardinal;
    FFilter: String;
    {$ENDIF}
    FHorizontalExtentValue: Integer;
    procedure DrawTabbedString(S: String; TW: TStrings; C: TCanvas; R: TRect; Offset: Integer);
    function GetState(AItemID: Integer): TOwnerDrawState;
    procedure PaintBGWH(Cnvs: TCanvas; AW, AH, AX, AY: Integer);
    procedure PaintBG(DC: HDC);
    procedure PaintList(DC: HDC);
    procedure PaintColumnsList(DC: HDC);
    procedure CreateParams(var Params: TCreateParams); override;
    procedure CNDrawItem(var Message: TWMDrawItem); message CN_DRAWITEM;
    procedure WndProc(var Message: TMessage); override;
    procedure DrawDefaultItem(Cnvs: TCanvas; itemID: Integer; rcItem: TRect;
                           State: TOwnerDrawState);
    procedure DrawSkinItem(Cnvs: TCanvas; itemID: Integer; rcItem: TRect;
                           State: TOwnerDrawState);
    procedure DrawStretchSkinItem(Cnvs: TCanvas; itemID: Integer; rcItem: TRect;
                           State: TOwnerDrawState);
    procedure WMEraseBkgnd(var Message: TWMEraseBkgnd); message WM_ERASEBKGND;
    procedure WMPaint(var Msg: TWMPaint); message WM_PAINT;
    procedure WMNCCALCSIZE(var Message: TWMNCCalcSize); message WM_NCCALCSIZE;
    procedure PaintWindow(DC: HDC); override;

    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 KeyDown(var Key: Word; Shift: TShiftState); override;
    procedure KeyPress(var Key: Char); override;
    procedure Click; override;
    procedure CMEnter(var Message: TCMGotFocus); message CM_ENTER;
    procedure CMExit(var Message: TCMGotFocus); message CM_EXIT;
    procedure CreateWnd; override;
    procedure CMSENCPaint(var Message: TMessage); message CM_SENCPAINT;
  public
    SkinListBox: TspSkinCustomListBox;
    constructor Create(AOwner: TComponent); override;
    destructor Destroy; override;
    procedure SetBounds(ALeft, ATop, AWidth, AHeight: Integer); override;
    property HorizontalExtentValue: Integer
      read FHorizontalExtentValue
      write FHorizontalExtentValue;
    {$IFDEF VER130}
    property AutoComplete: Boolean  read FAutoComplete write FAutoComplete; 
    {$ENDIF}  
  end;

  TspSkinCustomListBox = class(TspSkinCustomControl)
  protected
    FTabWidths: TStrings;
    FUseSkinItemHeight: Boolean;
    //
    FHorizontalExtent: Boolean;
    FStopUpDateHScrollBar: Boolean;
    //
    FRowCount: Integer;
    FGlyph: TBitMap;
    FNumGlyphs: TspSkinPanelNumGlyphs;
    FSpacing: Integer;

    FImages: TCustomImageList;
    FImageIndex: Integer;

    FOnUpButtonClick, FOnDownButtonClick, FOnCheckButtonClick: TNotifyEvent;

    FDefaultItemHeight: Integer;
    FDefaultCaptionHeight: Integer;
    FDefaultCaptionFont: TFont;
    FOnDrawItem: TspDrawSkinItemEvent;
    NewClRect: TRect;
    ListRect: TRect;

    FCaptionMode: Boolean;
    FAlignment: TAlignment;
    Buttons: array[0..2] of TspCBButtonX;
    OldActiveButton, ActiveButton, CaptureButton: Integer;
    NewCaptionRect: TRect;

    FOnListBoxClick: TNotifyEvent;
    FOnListBoxDblClick: TNotifyEvent;
    FOnListBoxMouseDown: TMouseEvent;
    FOnListBoxMouseMove: TMouseMoveEvent;
    FOnListBoxMouseUp: TMouseEvent;

    FOnListBoxKeyDown: TKeyEvent;
    FOnListBoxKeyPress: TKeyPressEvent;
    FOnListBoxKeyUp: TKeyEvent;

    TimerMode: Integer;
    WaitMode: Boolean;

    function GetOnListBoxDragDrop: TDragDropEvent;
    procedure SetOnListBoxDragDrop(Value: TDragDropEvent);
    function GetOnListBoxDragOver: TDragOverEvent;
    procedure SetOnListBoxDragOver(Value: TDragOverEvent);
    function GetOnListBoxStartDrag: TStartDragEvent;
    procedure SetOnListBoxStartDrag(Value: TStartDragEvent);
    function GetOnListBoxEndDrag: TEndDragEvent;
    procedure SetOnListBoxEndDrag(Value: TEndDragEvent);
    function GetListBoxDragMode: TDragMode;
    procedure SetListBoxDragMode(Value: TDragMode);
    function GetListBoxDragKind: TDragKind;
    procedure SetListBoxDragKind(Value: TDragKind);
    function GetListBoxDragCursor: TCursor;
    procedure SetListBoxDragCursor(Value: TCursor);

    function GetFullItemWidth(Index: Integer; ACnvs: TCanvas): Integer; virtual;

    procedure SetHorizontalExtent(Value: Boolean);
    function  GetColumns: Integer;
    procedure SetColumns(Value: Integer);

    procedure SetRowCount(Value: Integer);
    procedure SetImages(Value: TCustomImageList);
    procedure SetImageIndex(Value: Integer);
    procedure SetGlyph(Value: TBitMap);
    procedure SetNumGlyphs(Value: TspSkinPanelNumGlyphs);
    procedure SetSpacing(Value: Integer);

    procedure StartTimer;
    procedure StopTimer;

    procedure ButtonDown(I: Integer; X, Y: Integer);
    procedure ButtonUp(I: Integer; X, Y: Integer);
    procedure ButtonEnter(I: Integer);
    procedure ButtonLeave(I: Integer);
    procedure DrawButton(Cnvs: TCanvas; i: Integer);
    procedure TestActive(X, Y: Integer);
    //
    procedure ListBoxMouseDown(Button: TMouseButton; Shift: TShiftState;
                               X, Y: Integer); virtual;
    procedure ListBoxMouseMove(Shift: TShiftState; X, Y: Integer); virtual;
    procedure ListBoxMouseUp(Button: TMouseButton; Shift: TShiftState;
                             X, Y: Integer); virtual;
    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 SetTabWidths(Value: TStrings);
    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;
    function GetAutoComplete: Boolean;
    procedure SetAutoComplete(Value: Boolean);
  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;

    ShowFocus: Boolean;

    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 UseSkinItemHeight: Boolean
     read FUseSkinItemHeight write FUseSkinItemHeight;
    //
    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 TabWidths: TStrings read FTabWidths write SetTabWidths;
    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 ListBoxDragMode: TDragMode read GetListBoxDragMode write SetListBoxDragMode;
    property ListBoxDragKind: TDragKind read GetListBoxDragKind write SetListBoxDragKind;
    property ListBoxDragCursor: TCursor read GetListBoxDragCursor write SetListBoxDragCursor;
    property AutoComplete: Boolean read GetAutoComplete write SetAutoComplete;
    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;