skinctrls.pas

一套及时通讯的原码

    FAutoSize: Boolean;
    FLayout: TTextLayout;
    FWordWrap: Boolean;

    procedure SetSkinData(Value: TspSkinData);
    procedure SetDefaultFont(Value: TFont);
    procedure SetLines(Value: TStrings);
    procedure SetAlignment(Value: TAlignment);
    procedure SetLayout(Value: TTextLayout);
    procedure SetWordWrap(Value: Boolean);
    procedure CMFontChanged(var Message: TMessage); message CM_FONTCHANGED;
  protected
    procedure AdjustBounds; dynamic;
    function GetLabelText: string; virtual;
    procedure Loaded; override;
    procedure Notification(AComponent: TComponent;
      Operation: TOperation); override;
    procedure SetAutoSize(Value: Boolean); virtual;
    procedure DoDrawText(var Rect: TRect; Flags: Longint);
  public
    FontName: String;
    FontStyle: TFontStyles;
    FontHeight: Integer;
    FontColor: TColor;
    constructor Create(AOwner: TComponent); override;
    destructor Destroy; override;
    property Canvas;
    procedure ChangeSkinData;
    procedure GetSkinData;
    procedure Paint; override;
  published
    property UseSkinFont: Boolean read FUseSkinFont write FUseSkinFont;
    property Lines: TStrings read FLines write SetLines;
    property DefaultFont: TFont read FDefaultFont write SetDefaultFont;
    property SkinData: TspSkinData read FSD write SetSkinData;
    property SkinDataName: String read FSkinDataName write FSkinDataName;
    property Font;
    property Align;
    property Alignment: TAlignment read FAlignment write SetAlignment
      default taLeftJustify;
    property AutoSize: Boolean read FAutoSize write SetAutoSize default True;
    property Layout: TTextLayout read FLayout write SetLayout default tlTop;
    property WordWrap: Boolean read FWordWrap write SetWordWrap default False;
    property Anchors;
    property BiDiMode;
    property Constraints;                                      
    property DragCursor;
    property DragKind;
    property DragMode;
    property Enabled;
    property ParentBiDiMode;
    property ParentColor;
    property ParentFont;
    property ParentShowHint;
    property PopupMenu;
    property ShowHint;
    property Visible;
    property OnClick;
    property OnDblClick;
    property OnDragDrop;
    property OnDragOver;
    property OnEndDock;
    property OnEndDrag;
    property OnMouseDown;
    property OnMouseMove;
    property OnMouseUp;
    property OnStartDock;
    property OnStartDrag;
  end;

  TspSkinStdLabel = class(TCustomLabel)
  protected
    FIndex: Integer;
    FSD: TspSkinData;
    FSkinDataName: String;
    FDefaultFont: TFont;
    FUseSkinFont: Boolean;
    procedure Notification(AComponent: TComponent;
      Operation: TOperation); override;
    procedure SetSkinData(Value: TspSkinData);
    procedure SetDefaultFont(Value: TFont);
    property Transparent;
    procedure DoDrawText(var Rect: TRect; Flags: Longint); override;
  public
    FontName: String;
    FontStyle: TFontStyles;
    FontHeight: Integer;
    FontColor: TColor;
    constructor Create(AOwner: TComponent); override;
    destructor Destroy; override;
    procedure GetSkinData;
    procedure ChangeSkinData;
  published
    property UseSkinFont: Boolean read FUseSkinFont write FUseSkinFont;
    property DefaultFont: TFont read FDefaultFont write SetDefaultFont;
    property SkinData: TspSkinData read FSD write SetSkinData;
    property SkinDataName: String read FSkinDataName write FSkinDataName;
    property Font;
    property Align;
    property Alignment;
    property Anchors;
    property AutoSize;
    property BiDiMode;
    property Caption;
    property Color;
    property Constraints;
    property DragCursor;
    property DragKind;
    property DragMode;
    property Enabled;
    property FocusControl;
    property ParentBiDiMode;
    property ParentColor;
    property ParentFont;
    property ParentShowHint;
    property PopupMenu;
    property ShowAccelChar;
    property ShowHint;
    property Layout;
    property Visible;
    property WordWrap;
    property OnClick;
    property OnDblClick;
    property OnDragDrop;
    property OnDragOver;
    property OnEndDock;
    property OnEndDrag;
    property OnMouseDown;
    property OnMouseMove;
    property OnMouseUp;
    property OnStartDock;
    property OnStartDrag;
  end;


  TspSkinLabel = class(TspSkinCustomControl)
  protected
    FAlignment: TAlignment;
    FAutoSize: Boolean;
    FBorderStyle: TspSkinBorderStyle;
    procedure SetBorderStyle(Value: TspSkinBorderStyle);
    procedure DrawLabelText(Cnvs: TCanvas; R: TRect);
    function CalcWidthOffset: Integer; virtual;
    procedure AdjustBounds;
    procedure PaintLabel(B: TBitMap);
    procedure SetAutoSizeX(Value: Boolean);
    procedure SetAlignment(Value: TAlignment);
    procedure CMTextChanged(var Message: TMessage); message CM_TEXTCHANGED;
    procedure CalcSize(var W, H: Integer); override;
    procedure GetSkinData; override;

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

  public
    FontName: String;
    FontStyle: TFontStyles;
    FontHeight: Integer;
    FontColor: TColor;
    constructor Create(AOwner: TComponent); override;
  published
    property BorderStyle: TspSkinBorderStyle
      read FBorderStyle write SetBorderStyle;
    property Alignment: TAlignment read FAlignment write SetAlignment
      default taLeftJustify;
    property Align;
    property Caption;
    property DragCursor;
    property DragKind;
    property DragMode;
    property Enabled;
    property PopupMenu;
    property ShowHint;
    property Visible;
    property AutoSize: Boolean read FAutoSize write SetAutoSizeX;
    property OnClick;
    property OnDblClick;
    property OnDragDrop;
    property OnDragOver;
    property OnEndDock;
    property OnEndDrag;
    property OnMouseDown;
    property OnMouseMove;
    property OnMouseUp;
    property OnStartDock;
    property OnStartDrag;
  end;

  TspSkinBitLabel = class(TspSkinCustomControl)
  protected
    FAutoSize: Boolean;
    FFixLength: Integer;
    function GetFixWidth: Integer;
    procedure SetFixLength(Value: Integer);
    procedure AdjustBounds;
    procedure GetSkinData; override;
    procedure PaintLabel(B: TBitMap);
    procedure CalcSize(var W, H: Integer); override;
    procedure CMTextChanged(var Message: TMessage); message CM_TEXTCHANGED;

    procedure CreateControlDefaultImage(B: TBitMap); override;
    procedure CreateControlSkinImage(B: TBitMap); override;
  public
    SkinTextRect: TRect;
    SymbolWidth: Integer;
    SymbolHeight: Integer;
    Symbols: TStrings;
    procedure SetAutoSizeX(Value: Boolean);
    constructor Create(AOwner: TComponent); override;
  published
    property Caption;
    property AutoSize: Boolean read FAutoSize write SetAutoSizeX;
    property FixLength: Integer read FFixLength write SetFixLength;
    property OnMouseDown;
    property OnMouseMove;
    property OnMouseUp;
  end;
  
  TspSkinTrackBar = class(TspSkinCustomControl)
  protected
    FClicksDisabled: Boolean;
    FCanFocused: Boolean;
    Offset1, Offset2, BOffset: Integer;
    BR: TRect;
    FMinValue, FMaxValue, FValue: Integer;
    FVertical: Boolean;
    FMouseSupport, FDown: Boolean;
    OMPos: Integer;
    OldBOffset: Integer;
    FOnChange: TNotifyEvent;
    FJumpWhenClick: Boolean;
    function IsFocused: Boolean;
    procedure SetCanFocused(Value: Boolean);
    procedure SetVertical(AValue: Boolean);
    procedure SetMinValue(AValue: Integer);
    procedure SetMaxValue(AValue: Integer);
    procedure SetValue(AValue: Integer);
    procedure GetSkinData; override;
    procedure CreateImage(B: TBitMap);
    procedure CalcSize(var W, H: Integer); override;
    function CalcButtonRect(R: TRect; AV: Boolean): TRect;
    function CalcValue(AOffset: Integer): Integer;
    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 WMMOUSEWHEEL(var Message: TMessage); message WM_MOUSEWHEEL;
    procedure WMSETFOCUS(var Message: TWMSETFOCUS); message WM_SETFOCUS;
    procedure WMKILLFOCUS(var Message: TWMKILLFOCUS); message WM_KILLFOCUS;
    procedure WndProc(var Message: TMessage); override;
    procedure CMWantSpecialKey(var Msg: TCMWantSpecialKey); message CM_WANTSPECIALKEY;
    procedure KeyDown(var Key: Word; Shift: TShiftState); override;

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

  public
    TrackArea, NewTrackArea, ButtonRect, ActiveButtonRect: TRect;
    constructor Create(AOwner: TComponent); override;
  published
    property JumpWhenClick: Boolean read FJumpWhenClick write FJumpWhenClick;
    property PopupMenu;
    property ShowHint;
    property TabStop;
    property TabOrder;
    property CanFocused: Boolean read FCanFocused write SetCanFocused;
    property MouseSupport: Boolean read FMouseSupport write FMouseSupport;
    property MinValue: Integer read FMinValue write SetMinValue;
    property MaxValue: Integer read FMaxValue write SetMaxValue;
    property Value: Integer read FValue write SetValue;
    property Vertical: Boolean read FVertical write SetVertical;
    property OnChange: TNotifyEvent read FOnChange write FOnChange;
    property Align;
    property Enabled;
    property OnMouseDown;
    property OnMouseMove;
    property OnMouseUp;
    property OnResize;
    property OnKeyDown;
    property OnKeyPress;
    property OnKeyUp;
  end;

  TspSkinScrollBar = class(TspSkinCustomControl)
  private
    FNormalSkinDataName: String;
    FBothSkinDataName: String;
    Offset1, Offset2, BOffset: Integer;
    NewTrackArea: TRect;
    FDown: Boolean;
    OMPos, OldPosition, FScrollWidth: Integer;
    OldBOffset: Integer;
    WaitMode: Boolean;
    MX, MY: Integer;
    MouseD: Boolean;
  protected
    FBothMarkerWidth: Integer;
    FClicksDisabled: Boolean;
    FCanFocused: Boolean;

    FOnChange: TNotifyEvent;
    FOnLastChange: TNotifyEvent;
    FOnUpButtonClick: TNotifyEvent;
    FOnDownButtonClick: TNotifyEvent;
    FOnPageUp: TNotifyEvent;
    FOnPageDown: TNotifyEvent;

    TimerMode: Integer;
    ActiveButton, OldActiveButton, CaptureButton: Integer;
    Buttons: array[0..2] of TspControlButton;
    FMin, FMax, FSmallChange,
    FLargeChange, FPosition: Integer;
    FKind: TScrollBarKind;
    FPageSize: Integer;
    procedure SetBothMarkerWidth(Value: Integer);
    function IsFocused: Boolean;
    procedure SetCanFocused(Value: Boolean);
    procedure TestActive(X, Y: Integer);
    procedure SetPageSize(AValue: Integer);
    procedure ButtonDown(I: Integer; X, Y: Integer);
    procedure ButtonUp(I: Integer; X, Y: Integer);
    procedure ButtonEnter(I: Integer);
    procedure ButtonLeave(I: Integer);
    procedure CalcRects;
    function CalcValue(AOffset: Integer): Integer;
    procedure SetKind(AValue: TScrollBarKind);
    procedure SetPosition(AValue: Integer);
    procedure SetMin(AValue: Integer);
    procedure SetMax(AValue: Integer);
    procedure SetSmallChange(AValue: Integer);
    procedure SetLargeChange(AValue: Integer);
    procedure SetBoth(Value: Boolean);

    procedure CalcSize(var W, H: Integer); override;
    procedure GetSkinData; 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 WMTimer(var Message: TWMTimer); message WM_Timer;
    procedure StartScroll;
    procedure StopTimer;

    procedure DrawButton(Cnvs: TCanvas; i: Integer);

    procedure WMMOUSEWHEEL(var Message: TMessage); message WM_MOUSEWHEEL;
    procedure CMMouseLeave(var Message: TMessage); message CM_MOUSELEAVE;
    procedure CMMouseEnter(var Message: TMessage); message CM_MOUSEENTER;
    procedure CMEnabledChanged(var Message: TMessage); message CM_ENABLEDCHANGED;
    procedure WMSETFOCUS(var Message: TWMSETFOCUS); message WM_SETFOCUS;
    procedure WMKILLFOCUS(var Message: TWMKILLFOCUS); message WM_KILLFOCUS;
    procedure WndProc(var Message: TMessage); override;