Delphi7简单DirectUI界面源码
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界面效果
unit CometSkin;interfaceuses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, ShellApi, AxCtrls, ActiveX, GDIPUTIL, GDIPAPI, GDIPOBJ;const SCM_NULL = 0; SCM_MINIMIZE = -1; {标题栏_最小化按钮} SCM_MAXIMIZE = -2; {标题栏_最大化按钮} SCM_RESTORE = -3; {标题栏_还原按钮} SCM_CLOSE = -4; {标题栏_关闭按钮} SCM_MAINMENU = -5; {标题栏_主菜单按钮} //未公开消息 WM_NCUAHDRAWCAPTION = $00AE; WM_NCUAHDRAWFRAME = $00AF; //自定义消息 WM_SkinControl_Click = WM_APP + 100; {控件被点击} WM_SkinControl_SYSClick = WM_APP + 101; {控件被点击}type SkinControlType = (SCT_NULL, SCT_SYSBUTTON, SCT_MODULEBUTTON); PSkinControl = ^TSkinControl; TSkinControl = packed record SCType: SkinControlType; CtlID: Integer; x, y, Width, Height: Integer; Rect: TRect; Caption: string; WCaption: WideString; wstrLength: Integer; Image: TGPImage; bImage: Boolean; bHover, bPressed, bDisable, bCheck: Boolean; end; SkinControlArray = array of TSkinControl; TSkinForm = class(TForm) public //设置窗口背景颜色 procedure SetBkColor(bkColor: Tcolor; bReDraw: Boolean = True); overload; procedure SetBkColor(r, g, b: Byte; bReDraw: Boolean = True); overload; //设置窗口背景图片 procedure SetBkImage(ResName, ResType: string; NineX, NineY, NineWidth, NineHeight: Integer); //重绘整个窗口 procedure ReDrawWindow(); //添加模块按钮 (控件ID,按钮标题,资源图片名称,资源类型) procedure AddModuleButton(CtlID: Integer; Caption, ResName, ResType: string); //选中某个模块 procedure SetModuleCheck(CtlID: Integer); private { Private declarations } procedure WMCreate(var Message: TWMCreate); message WM_CREATE; procedure WMNCCalcSize(var Message: TWMNCCalcSize); message WM_NCCALCSIZE; procedure WMMouseMove(var Message: TWMMouse); message WM_MOUSEMOVE; procedure CMMouseLeave(var Message: TMessage); message CM_MOUSELEAVE; procedure WMLButtonDown(var Message: TWMMouse); message WM_LBUTTONDOWN; procedure WMLButtonUp(var Message: TWMMouse); message WM_LBUTTONUP; procedure WMControlClick(var msg: TMessage); message WM_SkinControl_SYSClick; procedure WMPaint(var Message: TWMPaint); message WM_PAINT; procedure WMNCPaint(var Message: TWMNCPaint); message WM_NCPAINT; procedure WMNCActivate(var Message: TWMNCActivate); message WM_NCACTIVATE; procedure WMNCUAHDrawCaption(var msg: TMessage); message WM_NCUAHDRAWCAPTION; procedure WMNCUAHDrawFrame(var msg: TMessage); message WM_NCUAHDRAWFRAME; procedure WMEraseBkgnd(var Message: TWMEraseBkgnd); message WM_ERASEBKGND; { procedure WMCtlColor(var Message: TWMCtlColor); message WM_CTLCOLOR; procedure WMCtlColorBtn(var Message: TWMCtlColorBtn); message WM_CTLCOLORBTN; procedure WMCtlColorDlg(var Message: TWMCtlColorDlg); message WM_CTLCOLORDLG; procedure WMCtlColorEdit(var Message: TWMCtlColorEdit); message WM_CTLCOLOREDIT; procedure WMCtlColorListbox(var Message: TWMCtlColorListbox); message WM_CTLCOLORLISTBOX; procedure WMCtlColorMsgbox(var Message: TWMCtlColorMsgbox); message WM_CTLCOLORMSGBOX; procedure WMCtlColorScrollbar(var Message: TWMCtlColorScrollbar); message WM_CTLCOLORSCROLLBAR; procedure WMCtlColorStatic(var Message: TWMCtlColorStatic); message WM_CTLCOLORSTATIC; } procedure WMSize(var Message: TWMSize); message WM_SIZE; procedure WMGetMinMaxInfo(var msg: TWMGetMinMaxInfo); message WM_GETMINMAXINFO; procedure WMActivate(var Message: TWMActivate); message WM_ACTIVATE; function CopySkin(hWndDC: HDC): Boolean; function DrawWindow(): Boolean; function DrawBackground(): Boolean; function DrawControls(): Boolean; function DrawControl(const graphics: TGPGraphics; nIndex: Integer): Boolean; procedure DrawControlEx(nIndex: Integer); function DrawControl_SysBtn(const graphics: TGPGraphics; const Control: TSkinControl): Boolean; function DrawControl_Module(const graphics: TGPGraphics; const Control: TSkinControl): Boolean; function CreateControl(SCType: SkinControlType; x, y, Width, Height: Integer; CtlID: Integer = 0): Integer; procedure MoveControl(nIndex, x, y: Integer; Width: Integer = -1; Height: Integer = -1); procedure SetControlImage(nIndex: Integer; ResName, ResType: string); procedure SetControlText(nIndex: Integer; strText: string); function GetSysButton(CtlID: Integer): Integer; procedure SetHoverControl(nIndex: Integer = -1); procedure SetPressedControl(nIndex: Integer = -1); function GetHoverIndex(pt: TPoint): Integer; procedure DisableSysTheme(); procedure DrawNineRect(const graphics: TGPGraphics); overload; procedure DrawNineRect(const graphics: TGPGraphics; const image: TGPImage; DestRect, SrcRect, NineRect: TRect); overload; procedure DrawNineRect(const graphics: TGPGraphics; const image: TGPImage; x, y, w, h, srcx, srcy, srcw, srch: Integer); overload; function CreateRoundPath(x, y, w, h, cornerRadius: Single): TGPGraphicsPath; protected {私有成员变量} m_hWnd: HWND; m_hCacheDC, m_hBackDC: HDC; m_hCacheBitmap, m_hOldCacheBitmap: HBITMAP; m_hBackBitmap, m_hOldBackBitmap: HBITMAP; m_nWidth, m_nHeight: integer; m_bkColor, m_BorderColor1, m_BorderColor2: TGPColor; m_bkImage: TGPImage; m_bkNineRect: TGPRect; m_bkIsImage: Boolean; m_hIcon: HICON; m_hFont, m_hBoldFont: HFONT; m_bIsZoomed: Boolean; m_ControlArray: SkinControlArray; m_ControlCount: Integer; m_ControlSysCount: Integer; m_HoverIndex, m_PressedIndex: Integer; m_bTracking: Boolean; m_ModuleLeft: Integer; m_ModuleFont: TGPFont; m_ModuleFormat: TGPStringFormat; m_ModuleBrush: TGPSolidBrush; procedure CreateParams(var Params: TCreateParams); override; public { Public declarations } end;implementationprocedure TSkinForm.CreateParams(var Params: TCreateParams);begin inherited; Params.Style := Params.Style or WS_CLIPCHILDREN or WS_CLIPSIBLINGS; //params.Style := params.Style and (not WS_CAPTION); params.ExStyle := params.ExStyle and (not WS_EX_DLGMODALFRAME); params.ExStyle := params.ExStyle and (not WS_EX_WINDOWEDGE); params.ExStyle := params.ExStyle and (not WS_EX_CLIENTEDGE); Params.WindowClass.Style := CS_VREDRAW or CS_HREDRAW or CS_OWNDC; //Params.WinClassName := 'CometSkinForm';end;procedure TSkinForm.WMCreate(var Message: TWMCreate);var buf: array[0..MAX_PATH] of Char; FileInfo: SHFILEINFO; lf: TLogFontA; plf: PLogFontA; dc: HDC;begin m_hWnd := Handle; m_bkColor := MakeColor(50, 150, 190); m_bkIsImage := False; m_BorderColor1 := MakeColor(150, 0, 0, 0); m_BorderColor2 := MakeColor(150, 255, 255, 255); m_hFont := GetStockObject(DEFAULT_GUI_FONT); GetObject(m_hFont, SizeOf(lf), @lf); lf.lfWeight := FW_BOLD; m_hBoldFont := CreateFontIndirect(lf); m_hIcon := SendMessage(m_hWnd, WM_GETICON, ICON_SMALL, 0); if m_hIcon = 0 then begin GetModuleFileName(0, buf, Length(buf)); SHGetFileInfo(buf, 0, FileInfo, SizeOf(FileInfo), SHGFI_SMALLICON or SHGFI_ICON); m_hIcon := FileInfo.hIcon; end; //----------------------- dc := GetDC(0); plf := @lf; m_ModuleFont := TGPFont.Create(dc, plf); ReleaseDC(0, dc); m_ModuleFormat := TGPStringFormat.Create(); m_ModuleFormat.SetAlignment(StringAlignmentCenter); m_ModuleFormat.SetLineAlignment(StringAlignmentCenter); m_ModuleBrush := TGPSolidBrush.Create(MakeColor(255, 255, 255)); //----------------------- m_bTracking := False; m_HoverIndex := -1; m_PressedIndex := -1; m_ControlCount := 0; m_ModuleLeft := 7; CreateControl(SCT_SYSBUTTON, 300, 5, 30, 19, SCM_MAINMENU); CreateControl(SCT_SYSBUTTON, 300, 5, 30, 19, SCM_MINIMIZE); CreateControl(SCT_SYSBUTTON, 350, 5, 30, 19, SCM_MAXIMIZE); CreateControl(SCT_SYSBUTTON, 400, 5, 39, 19, SCM_CLOSE); m_ControlSysCount := m_ControlCount; //----------------------- inherited; DisableSysTheme(); SetWindowPos(m_hWnd, 0, 0, 0, 0, 0, SWP_FRAMECHANGED or SWP_NOOWNERZORDER or SWP_NOMOVE or SWP_NOSIZE);end;procedure TSkinForm.WMNCCalcSize(var Message: TWMNCCalcSize);begin //inherited; //修改非客户区(标题栏、窗口边框)尺寸 if Message.CalcValidRects then begin Message.CalcSize_Params^.rgrc[2] := Message.CalcSize_Params^.rgrc[1]; Message.CalcSize_Params^.rgrc[1] := Message.CalcSize_Params^.rgrc[0]; end else begin end; Message.Result := 1;end;procedure TSkinForm.WMSize(var Message: TWMSize);begin if m_hCacheDC <> 0 then begin SelectObject(m_hCacheDC, m_hOldCacheBitmap); SelectObject(m_hBackDC, m_hOldBackBitmap); DeleteDC(m_hCacheDC); DeleteDC(m_hBackDC); DeleteObject(m_hCacheBitmap); DeleteObject(m_hBackBitmap); m_hCacheDC := 0; m_hBackDC := 0; m_hCacheBitmap := 0; m_hBackBitmap := 0; end; inherited;end;procedure TSkinForm.WMGetMinMaxInfo(var msg: TWMGetMinMaxInfo);var MyScreen: TScreen; Monitor: TMonitor; rc: TRect;begin if IsZoomed(m_hWnd) then begin MyScreen := TScreen.Create(nil); Monitor := MyScreen.MonitorFromWindow(m_hWnd); rc := Monitor.WorkareaRect; msg.MinMaxInfo.ptMaxPosition.X := rc.Left; msg.MinMaxInfo.ptMaxPosition.Y := rc.Top; msg.MinMaxInfo.ptMaxSize.X := rc.right - rc.left; msg.MinMaxInfo.ptMaxSize.Y := rc.bottom - rc.top; //SetWindowPos(m_hWnd,0,rc.Left,rc.Top,rc.right-rc.left,rc.bottom-rc.top,SWP_NOZORDER); msg.Result := 0; inherited; end else begin inherited; end;end;procedure TSkinForm.WMActivate(var Message: TWMActivate);var rc: TRect; w, h: integer;begin Windows.GetClientRect(m_hWnd, rc); inherited; w := rc.Right - rc.Left; h := rc.Bottom - rc.Top; //SetWindowPos(m_hWnd,0,0,0,w+1,h+1,SWP_FRAMECHANGED or SWP_NOREDRAW Or SWP_NOOWNERZORDER Or SWP_NOMOVE); //SetWindowPos(m_hWnd,0,0,0,w,h,SWP_FRAMECHANGED or SWP_DRAWFRAME Or SWP_NOOWNERZORDER Or SWP_NOMOVE); //InvalidateRect(m_hWnd, nil, False);end;procedure TSkinForm.WMMouseMove(var Message: TWMMouse);var e: TTrackMouseEvent; nIndex: Integer; pt: TPoint;begin inherited; if m_bTracking = False then begin m_bTracking := True; E.cbSize := SIZEof(TTrackMouseEvent); E.dwFlags := TME_LEAVE; E.dwHoverTime := 10; E.hwndTrack := m_hWnd; trackmouseevent(e); end; pt.x := Message.XPos; pt.y := Message.YPos; nIndex := GetHoverIndex(pt); SetHoverControl(nIndex);end;procedure TSkinForm.CMMouseLeave(var Message: TMessage);begin inherited; m_bTracking := False; SetPressedControl(-1); SetHoverControl(-1);end;procedure TSkinForm.WMLButtonDown(var Message: TWMMouse);var nIndex: Integer; pt: TPoint;begin inherited; pt.x := Message.XPos; pt.y := Message.YPos; nIndex := GetHoverIndex(pt); SetPressedControl(nIndex); if nIndex = -1 then begin ReleaseCapture(); PostMessage(m_hWnd, WM_NCLBUTTONDOWN, HTCAPTION, 0); end;end;procedure TSkinForm.WMLButtonUp(var Message: TWMMouse);var nIndex, nOldIndex: Integer; pt: TPoint; Control: TSkinControl;begin inherited; pt.x := Message.XPos; pt.y := Message.YPos; nIndex := GetHoverIndex(pt); nOldIndex := m_PressedIndex; SetPressedControl(-1); if (nIndex >= 0) and (nIndex < m_ControlCount) then begin ReleaseCapture(); Application.ProcessMessages; Control := m_ControlArray[nIndex]; Windows.PostMessage(m_hWnd, WM_SkinControl_SYSClick, Control.CtlID, nIndex); end;end;procedure TSkinForm.WMControlClick(var msg: TMessage);var nIndex: Integer; CtlID: Integer; Control: TSkinControl; bMsg: Boolean;begin nIndex := msg.LParam; CtlID := msg.WParam; bMsg := False; if (nIndex >= 0) and (nIndex < m_ControlCount) then begin Control := m_ControlArray[nIndex]; if Control.SCType = SCT_SYSBUTTON then begin if (CtlID = SCM_MAXIMIZE) and IsZoomed(m_hWnd) then begin CtlID := SCM_RESTORE; end; case CtlID of SCM_MINIMIZE: PostMessage(m_hWnd, WM_SYSCOMMAND, SC_MINIMIZE, 0); SCM_MAXIMIZE: PostMessage(m_hWnd, WM_SYSCOMMAND, SC_MAXIMIZE, 0); SCM_RESTORE: PostMessage(m_hWnd, WM_SYSCOMMAND, SC_RESTORE, 0); SCM_CLOSE: PostMessage(m_hWnd, WM_SYSCOMMAND, SC_CLOSE, 0); SCM_MAINMENU: bMsg := True; end; end else begin bMsg := True; end; if bMsg then begin Windows.PostMessage(m_hWnd, WM_SkinControl_Click, CtlID, nIndex); end; end;end;procedure TSkinForm.WMPaint(var Message: TWMPaint);var ps: PAINTSTRUCT; dc: HDC;begin dc := BeginPaint(handle, ps); CopySkin(dc); EndPaint(handle, ps); Message.Result := 0;end;procedure TSkinForm.WMEraseBkgnd(var Message: TWMEraseBkgnd);begin CopySkin(Message.DC); Message.Result := 1;end;procedure TSkinForm.WMNCPaint(var Message: TWMNCPaint);var dc: HDC;begin dc := GetWindowDC(m_hWnd); //CopySkin(dc); ReleaseDC(m_hWnd, dc); Message.Result := 0;end;procedure TSkinForm.WMNCActivate(var Message: TWMNCActivate);begin //在这里不能调用默认的处理因为当窗口是非激活状态时会画出默认的Title //inherited; Message.Result := 1;end;procedure TSkinForm.WMNCUAHDrawCaption(var msg: TMessage);begin //这两条消息是在xp sp2后加的.xp在以前有个bug在某些时候Titlebar会画错. //在这里不能调用默认处理，直接自绘nc区.;end;procedure TSkinForm.WMNCUAHDrawFrame(var msg: TMessage);begin //这两条消息是在xp sp2后加的.xp在以前有个bug在某些时候Titlebar会画错. //在这里不能调用默认处理，直接自绘nc区.;end;{procedure TSkinForm.WMCtlColor(var Message: TWMCtlColor);begin inherited;end;procedure TSkinForm.WMCtlColorBtn(var Message: TWMCtlColorBtn);begin inherited;end;procedure TSkinForm.WMCtlColorDlg(var Message: TWMCtlColorDlg);begin inherited;end;procedure TSkinForm.WMCtlColorEdit(var Message: TWMCtlColorEdit);begin inherited;end;procedure TSkinForm.WMCtlColorListbox(var Message: TWMCtlColorListbox);begin inherited;end;procedure TSkinForm.WMCtlColorMsgbox(var Message: TWMCtlColorMsgbox);begin inherited;end;procedure TSkinForm.WMCtlColorScrollbar(var Message: TWMCtlColorScrollbar);begin inherited;end;procedure TSkinForm.WMCtlColorStatic(var Message: TWMCtlColorStatic);var pt: TPoint; rtControl: TRect;begin if m_hBackDC <> 0 then begin inherited; //pt.X:=0; //pt.Y:=0; //MapWindowPoints(Message.ChildWnd,m_hWnd,pt,1); //Windows.GetClientRect(Message.ChildWnd,rtControl); //BitBlt(Message.ChildDC, 0, 0,rtControl.Right-rtControl.Left, rtControl.Bottom-rtControl.Top, m_hCacheDC,pt.X, pt.Y, SRCCOPY); //SetTextColor(Message.ChildDC,$FFFFFF) ; //Message.Result:=GetStockObject(NULL_BRUSH); end else begin inherited; end;end; }function TSkinForm.CopySkin(hWndDC: HDC): Boolean;begin if m_hCacheDC = 0 then begin DrawWindow(); end; BitBlt(hWndDC, 0, 0, m_nWidth, m_nHeight, m_hCacheDC, 0, 0, SRCCOPY);end;function TSkinForm.DrawWindow(): Boolean;var hSrcDC: HDC; rc: TRect; nWidth, nHeight: integer; Rgn: HRGN;begin m_bIsZoomed := Windows.IsZoomed(m_hWnd); Windows.GetClientRect(m_hWnd, rc); nWidth := rc.Right - rc.Left; nHeight := rc.Bottom - rc.Top; m_nWidth := nWidth; m_nHeight := nHeight; hSrcDC := GetDC(m_hWnd); m_hCacheDC := CreateCompatibleDC(hSrcDC); m_hBackDC := CreateCompatibleDC(hSrcDC); m_hCacheBitmap := CreateCompatibleBitmap(hSrcDC, nWidth, nHeight); m_hBackBitmap := CreateCompatibleBitmap(hSrcDC, nWidth, nHeight); m_hOldCacheBitmap := SelectObject(m_hCacheDC, m_hCacheBitmap); m_hOldBackBitmap := SelectObject(m_hBackDC, m_hBackBitmap); //-------------------------------------------- SetBkMode(m_hCacheDC, TRANSPARENT); SetBkMode(m_hBackDC, TRANSPARENT); //-------------------------------------------- ReleaseDC(m_hWnd, hSrcDC); DrawBackground(); DrawControls(); //-------------------------------------------- if m_bIsZoomed then begin Rgn := CreateRectRgn(0, 0, m_nWidth, m_nHeight); end else begin Rgn := CreateRoundRectRgn(0, 0, m_nWidth + 1, m_nHeight + 1, 4, 4); end; SetWindowRgn(m_hWnd, Rgn, False); DeleteObject(Rgn); result := True;end;function TSkinForm.DrawBackground(): Boolean;var g: TGPGraphics; b: TGPSolidBrush; Pen1, Pen2: TGPPen; path1, path2: TGPGraphicsPath; x, y, w, h, cornerRadius, len: Integer; buf: array[0..MAX_PATH] of Char; hOldFont: HFONT; rc: TRect; rcF, SrcF: TGPRectF; w1, w2, w3: Single;begin //---------------- g := TGPGraphics.Create(m_hBackDC); b := TGPSolidBrush.Create(m_bkColor); g.FillRectangle(b, 0, 0, m_nWidth, m_nHeight); b.Free; //---------------- if m_bkIsImage then begin w := m_bkImage.GetWidth(); h := m_bkImage.GetHeight(); end else begin w := 0; h := 0; end; if (w > 0) and (h > 0) then begin if (m_nWidth <= w) and (m_nHeight <= h) then begin rcF := MakeRect(0.0, 0.0, m_nWidth, m_nHeight); SrcF := MakeRect(w - m_nWidth, 0.0, m_nWidth, m_nHeight); g.DrawImage(m_bkImage, rcF, SrcF.X, SrcF.Y, SrcF.Width, SrcF.Height, UnitPixel); end else if (m_bkNineRect.Width > 0) and (m_bkNineRect.Height > 0) then begin //按九宫图绘制 DrawNineRect(g); end; end; //---------------- Pen1 := TGPPen.Create(m_BorderColor1); Pen2 := TGPPen.Create(m_BorderColor2); if m_bIsZoomed then begin g.DrawRectangle(Pen1, 0, 0, m_nWidth - 1, m_nHeight - 1); g.DrawRectangle(Pen2, 1, 1, m_nWidth - 3, m_nHeight - 3); end else begin x := 0; Y := 0; w := m_nWidth - 1; h := m_nHeight - 1; cornerRadius := 3; path1 := TGPGraphicsPath.Create(); path1.AddArc(x, y, cornerRadius * 2, cornerRadius * 2, 180, 90); //左上 path1.AddArc(x + w - cornerRadius * 2, y, cornerRadius * 2, cornerRadius * 2, 270, 90); //右上 path1.AddArc(x + w - cornerRadius * 2, y + h - cornerRadius * 2, cornerRadius * 2, cornerRadius * 2, 0, 90); //右下 path1.AddArc(x, y + h - cornerRadius * 2, cornerRadius * 2, cornerRadius * 2, 90, 90); //左下 path1.CloseFigure(); g.DrawPath(Pen1, path1); path1.Free; x := 1; Y := 1; w := m_nWidth - 3; h := m_nHeight - 3; cornerRadius := 3; path2 := TGPGraphicsPath.Create(); path2.AddArc(x, y, cornerRadius * 2, cornerRadius * 2, 180, 90); //左上 path2.AddArc(x + w - cornerRadius * 2, y, cornerRadius * 2, cornerRadius * 2, 270, 90); //右上 path2.AddArc(x + w - cornerRadius * 2, y + h - cornerRadius * 2, cornerRadius * 2, cornerRadius * 2, 0, 90); //右下 path2.AddArc(x, y + h - cornerRadius * 2, cornerRadius * 2, cornerRadius * 2, 90, 90); //左下 path2.CloseFigure(); g.DrawPath(Pen2, path2); path2.Free; end; Pen1.Free; Pen2.Free; //---------------- //绘制图标 x := 5; y := 5; w := 16; h := 16; if m_hIcon <> 0 then begin DrawIconEx(m_hBackDC, x, y, m_hIcon, w, h, 0, 0, DI_NORMAL); x := x + 20; end; //---------------- //绘制标题 rc.Left := x; rc.Top := y; rc.Right := m_nWidth - 100; rc.Bottom := y + h; GetWindowText(m_hWnd, buf, MAX_PATH); hOldFont := SelectObject(m_hBackDC, m_hBoldFont); SetTextColor(m_hBackDC, $333333); DrawText(m_hBackDC, buf, -1, rc, DT_SINGLELINE or DT_VCENTER); OffsetRect(rc, -1, -1); SetTextColor(m_hBackDC, $FFFFFF); DrawText(m_hBackDC, buf, -1, rc, DT_SINGLELINE or DT_VCENTER); SelectObject(m_hBackDC, hOldFont); //---------------- g.Free; result := True;end;function TSkinForm.DrawControls(): Boolean;var i, x, y, nIndex: Integer; g: TGPGraphics;begin BitBlt(m_hCacheDC, 0, 0, m_nWidth, m_nHeight, m_hBackDC, 0, 0, SRCCOPY); g := TGPGraphics.Create(m_hCacheDC); //g.SetSmoothingMode(SmoothingModeAntiAlias); g.SetInterpolationMode(InterpolationModeHighQualityBicubic); //---------------- x := m_nWidth - 2; y := 2; nIndex := GetSysButton(SCM_CLOSE); if nIndex > -1 then begin x := x - m_ControlArray[nIndex].Width; MoveControl(nIndex, x, y); end; nIndex := GetSysButton(SCM_MAXIMIZE); if nIndex > -1 then begin x := x - m_ControlArray[nIndex].Width; MoveControl(nIndex, x, y); end; nIndex := GetSysButton(SCM_MINIMIZE); if nIndex > -1 then begin x := x - m_ControlArray[nIndex].Width; MoveControl(nIndex, x, y); end; nIndex := GetSysButton(SCM_MAINMENU); if nIndex > -1 then begin x := x - m_ControlArray[nIndex].Width; MoveControl(nIndex, x, y); end; //---------------- for i := 0 to m_ControlCount - 1 do begin DrawControl(g, i); end; //---------------- g.Free; result := True;end;function TSkinForm.DrawControl(const graphics: TGPGraphics; nIndex: Integer): Boolean;var Control: TSkinControl;begin Control := m_ControlArray[nIndex]; case Control.SCType of SCT_SYSBUTTON: DrawControl_SysBtn(graphics, Control); SCT_MODULEBUTTON: DrawControl_Module(graphics, Control); end; result := True;end;//画出顶部模块按钮function TSkinForm.DrawControl_Module(const graphics: TGPGraphics; const Control: TSkinControl): Boolean;var x, y, w, h: Single; cornerRadius: Integer; rc: TGPRectF; c1, c2, c3, c4: TGPColor; Pen1, Pen2, Pen3: TGPPen; Brush: TGPSolidBrush; path1, path2, path3: TGPGraphicsPath; SmoothingMode: TSmoothingMode;begin //画出背景 ======================== if Control.bCheck or Control.bPressed or Control.bHover then begin if Control.bCheck or Control.bPressed = True then begin c1 := MakeColor(20, 0, 0, 0); c2 := MakeColor(60, 0, 0, 0); c3 := MakeColor(120, 255, 255, 255); c4 := MakeColor(70, 255, 255, 255); end else begin c1 := MakeColor(15, 0, 0, 0); c2 := MakeColor(40, 0, 0, 0); c3 := MakeColor(90, 255, 255, 255); c4 := MakeColor(50, 255, 255, 255); end; Pen1 := TGPPen.Create(c1); Pen2 := TGPPen.Create(c2); Pen3 := TGPPen.Create(c3); Brush := TGPSolidBrush.Create(c4); x := Control.x; y := Control.y; w := Control.Width - 2; h := Control.Height - 2; path1 := CreateRoundPath(x, y, w, h, 5); path2 := CreateRoundPath(x + 1, y + 1, w - 2, h - 2, 5); path3 := CreateRoundPath(x + 2, y + 2, w - 4, h - 4, 5); SmoothingMode := graphics.GetSmoothingMode(); graphics.SetSmoothingMode(SmoothingModeAntiAlias); graphics.DrawPath(Pen1, path1); graphics.DrawPath(Pen2, path2); graphics.FillPath(Brush, path3); graphics.DrawPath(Pen3, path3); graphics.SetSmoothingMode(SmoothingMode); Pen1.Free; Pen2.Free; Pen3.Free; Brush.Free; path1.Free; path2.Free; path3.Free; end; //画出图标 ======================== if Control.bImage then begin w := Control.Image.GetWidth(); h := Control.Image.GetHeight(); rc.Width := w; rc.Height := h; if rc.Width > 48 then rc.Width := 48; if rc.Height > 48 then rc.Height := 48; rc.X := Control.x + (Control.Width - rc.Width) / 2; rc.y := Control.y + (Control.Height - rc.Height - 20) / 2; graphics.DrawImage(Control.Image, rc, 0, 0, w, h, UnitPixel); end; //画出文字 ======================== if Control.wstrLength > 0 then begin Brush := TGPSolidBrush.Create(MakeColor(60, 0, 0, 0)); rc := MakeRect(Control.x + 1, Control.y + 1 + Control.Height - 20, Control.Width - 1, 18.0); graphics.DrawString(Control.WCaption, -1, m_ModuleFont, rc, m_ModuleFormat, Brush); rc.x := rc.x - 1; rc.y := rc.y - 1; graphics.DrawString(Control.WCaption, -1, m_ModuleFont, rc, m_ModuleFormat, m_ModuleBrush); Brush.Free; end; //-------------------------- result := True;end;//画出系统按钮(最小化、最大化...)function TSkinForm.DrawControl_SysBtn(const graphics: TGPGraphics; const Control: TSkinControl): Boolean;var path1, IconPath, IconPath2: TGPGraphicsPath; IconBrush: TGPSolidBrush; IconPen: TGPPen; LineBrush1, LineBrush2: TGPLinearGradientBrush; x, y, w, h: Single; i, CtlID: Integer; rc: TGPRectF; c1, c2: TGPColor;begin CtlID := Control.CtlID; if (CtlID = SCM_MAXIMIZE) and m_bIsZoomed then begin CtlID := SCM_RESTORE; end; //画出背景 ======================== if Control.bPressed or Control.bHover then begin x := Control.x + 1; y := Control.y; w := Control.Width - 1; h := Control.Height; if Control.CtlID = SCM_CLOSE then begin if Control.bPressed = True then begin c1 := MakeColor(180, 128, 0, 0); c2 := MakeColor(0, 0, 0, 0); end else begin c1 := MakeColor(180, 255, 0, 0); c2 := MakeColor(0, 0, 0, 0); end; end else begin w := w - 2; if Control.bPressed = True then begin c1 := MakeColor(90, 0, 0, 0); c2 := MakeColor(0, 0, 0, 0); end else begin c1 := MakeColor(60, 255, 255, 255); c2 := MakeColor(0, 255, 255, 255); end; end; rc := MakeRect(x, y, 1, h); LineBrush1 := TGPLinearGradientBrush.Create(rc, c1, c2, LinearGradientModeVertical); rc := MakeRect(x, y, w, h); graphics.FillRectangle(LineBrush1, rc); rc.X := rc.X - 1; LineBrush2 := TGPLinearGradientBrush.Create(rc, c1, c2, LinearGradientModeVertical); graphics.FillRectangle(LineBrush2, rc); LineBrush1.Free(); LineBrush2.Free(); end; //画出图标 ======================== w := 11; h := 9; x := Control.x + ((Control.Width - w) / 2) - 1; y := Control.y + ((Control.Height - h) / 2) - 1; IconPath := TGPGraphicsPath.Create(); IconPath.SetFillMode(FillModeWinding); case CtlID of SCM_MINIMIZE: begin rc.x := integer(Trunc(x)); rc.Y := integer(Trunc(y)) + integer(Trunc(h)) - 2; rc.Width := integer(Trunc(w)); rc.Height := 2; IconPath.AddRectangle(rc); end; SCM_MAXIMIZE: begin h := 8; y := y + 1; rc.x := integer(Trunc(x)); rc.Y := integer(Trunc(y)); rc.Width := integer(Trunc(w)); rc.Height := 2; IconPath.AddRectangle(rc); rc.Y := integer(Trunc(y)) + integer(Trunc(h)) - 1; rc.Height := 1; IconPath.AddRectangle(rc); rc.Y := integer(Trunc(y)); rc.Width := 1; rc.Height := integer(Trunc(h)); IconPath.AddRectangle(rc); rc.x := integer(Trunc(x)) + integer(Trunc(w)) - 1; IconPath.AddRectangle(rc); end; SCM_RESTORE: begin w := 12; h := 8; y := y + 1; x := x - 1; rc := MakeRect(x + 2, y + 0.0, 10, 1); IconPath.AddRectangle(rc); rc := MakeRect(x + 2, y + 0.0, 1, 2); IconPath.AddRectangle(rc); rc := MakeRect(x + 11, y + 0.0, 1, 6); IconPath.AddRectangle(rc); rc := MakeRect(x + 9, y + 6, 3, 1); IconPath.AddRectangle(rc); rc := MakeRect(x, y + 2, 10, 2); IconPath.AddRectangle(rc); rc := MakeRect(x, y + 2, 1, 6); IconPath.AddRectangle(rc); rc := MakeRect(x + 9, y + 2, 1, 6); IconPath.AddRectangle(rc); rc := MakeRect(x, y + 7, 10, 1); IconPath.AddRectangle(rc); end; SCM_CLOSE: begin for i := 0 to 8 do begin rc.x := integer(Trunc(x)) + i; rc.Y := integer(Trunc(y)) + i; rc.Width := 3; rc.Height := 1; IconPath.AddRectangle(rc); rc.x := integer(Trunc(x)) + integer(Trunc(w)) - i - 3; IconPath.AddRectangle(rc); end; end; SCM_MAINMENU: begin rc.x := integer(Trunc(x)); rc.Y := integer(Trunc(y)); rc.Width := integer(Trunc(w)); rc.Height := 2; IconPath.AddRectangle(rc); rc.Y := integer(Trunc(y)) + integer(Trunc(h)) - 1; rc.Height := 1; IconPath.AddRectangle(rc); rc.Y := integer(Trunc(y)); rc.Width := 1; rc.Height := integer(Trunc(h)); IconPath.AddRectangle(rc); rc.x := integer(Trunc(x)) + integer(Trunc(w)) - 1; IconPath.AddRectangle(rc); rc.Width := 1; rc.Height := 1; rc.Y := integer(Trunc(y)) + integer(Trunc(h)) - 3; rc.X := integer(Trunc(x)) + ((w - rc.Width) / 2); IconPath.AddRectangle(rc); rc.Width := 3; rc.Y := rc.Y - rc.Height; rc.X := integer(Trunc(x)) + ((w - rc.Width) / 2); IconPath.AddRectangle(rc); rc.Width := 5; rc.Y := rc.Y - rc.Height; rc.X := integer(Trunc(x)) + ((w - rc.Width) / 2); IconPath.AddRectangle(rc); end; end; IconPath.CloseAllFigures(); IconPath2 := TGPGraphicsPath.Create(IconPath); IconBrush := TGPSolidBrush.Create(MakeColor(255, 255, 255)); IconPen := TGPPen.Create(MakeColor(50, 0, 0, 0)); IconPath.Widen(IconPen); graphics.DrawPath(IconPen, IconPath); IconPath.Widen(IconPen); graphics.DrawPath(IconPen, IconPath); graphics.FillPath(IconBrush, IconPath2); IconPath.Free; IconPath2.Free; IconPen.Free; IconBrush.Free; //画出分割线 ======================== if Control.CtlID <> SCM_CLOSE then begin x := Control.x + Control.Width - 1; y := Control.y; rc := MakeRect(x, y, 1, Control.Height); c1 := MakeColor(120, 255, 255, 255); c2 := MakeColor(0, 255, 255, 255); LineBrush1 := TGPLinearGradientBrush.Create(rc, c1, c2, LinearGradientModeVertical); graphics.FillRectangle(LineBrush1, rc); rc.X := rc.X - 1; c1 := MakeColor(90, 0, 0, 0); c2 := MakeColor(0, 0, 0, 0); LineBrush2 := TGPLinearGradientBrush.Create(rc, c1, c2, LinearGradientModeVertical); graphics.FillRectangle(LineBrush2, rc); LineBrush1.Free(); LineBrush2.Free(); end; //-------------------------- result := True;end;function TSkinForm.CreateControl(SCType: SkinControlType; x, y, Width, Height: Integer; CtlID: Integer = 0): Integer;var nIndex: Integer;begin SetLength(m_ControlArray, m_ControlCount + 1); nIndex := m_ControlCount; m_ControlCount := Length(m_ControlArray); m_ControlArray[nIndex].SCType := SCType; m_ControlArray[nIndex].CtlID := CtlID; m_ControlArray[nIndex].bHover := False; m_ControlArray[nIndex].bPressed := False; m_ControlArray[nIndex].bDisable := False; m_ControlArray[nIndex].bCheck := False; m_ControlArray[nIndex].bImage := False; MoveControl(nIndex, x, y, Width, Height); result := nIndex;end;procedure TSkinForm.MoveControl(nIndex, x, y: Integer; Width: Integer = -1; Height: Integer = -1);begin m_ControlArray[nIndex].x := x; m_ControlArray[nIndex].y := y; if Width > -1 then m_ControlArray[nIndex].Width := Width; if Height > -1 then m_ControlArray[nIndex].Height := Height; m_ControlArray[nIndex].Rect.Left := x; m_ControlArray[nIndex].Rect.Top := y; m_ControlArray[nIndex].Rect.Right := x + m_ControlArray[nIndex].Width; m_ControlArray[nIndex].Rect.Bottom := y + m_ControlArray[nIndex].Height;end;function TSkinForm.GetSysButton(CtlID: Integer): Integer;var nIndex, i: Integer;begin nIndex := -1; for i := 0 to m_ControlSysCount - 1 do begin if m_ControlArray[i].CtlID = CtlID then begin nIndex := i; break; end; end; result := nIndex;end;procedure TSkinForm.SetBkColor(bkColor: Tcolor; bReDraw: Boolean = True);begin m_bkColor := ColorRefToARGB(bkColor); if bReDraw then ReDrawWindow();end;procedure TSkinForm.SetBkColor(r, g, b: Byte; bReDraw: Boolean = True);begin m_bkColor := MakeColor(r, g, b); if bReDraw then ReDrawWindow();end;//设置窗口背景图片procedure TSkinForm.SetBkImage(ResName, ResType: string; NineX, NineY, NineWidth, NineHeight: Integer);var hMod: HMODULE; HRes: HRSRC; sResName: string; sResType: string; Len: DWORD; lpRsrc: PByte; m_hMem: HGLOBAL; pMem: PByte; pstm: IStream;begin m_bkNineRect := MakeRect(NineX, NineY, NineWidth, NineHeight); if m_bkIsImage then begin m_bkImage.destroy(); m_bkImage.Free(); m_bkIsImage := False; end; hMod := GetModuleHandle(nil); sResName := ResName; sResType := ResType; HRes := FindResource(HInstance, PChar(sResName), PChar(sResType)); if HRes <> 0 then begin Len := SizeofResource(HInstance, HRes); lpRsrc := PByte(LoadResource(HInstance, HRes)); try if lpRsrc <> nil then begin m_hMem := GlobalAlloc(GMEM_FIXED, Len); pMem := Pbyte(GlobalLock(m_hMem)); CopyMemory(pMem, lpRsrc, Len); CreateStreamOnHGlobal(m_hMem, False, pstm); m_bkImage := TGPImage.Create(pstm); m_bkIsImage := True; GlobalUnlock(m_hMem); pstm := nil; FreeResource(Dword(lpRsrc)); end; except end; end; ReDrawWindow();end;procedure TSkinForm.ReDrawWindow();begin if (IsWindowVisible(m_hWnd)) and (IsIconic(m_hWnd) = False) then begin DrawWindow(); InvalidateRect(m_hWnd, nil, False); end;end;procedure TSkinForm.DrawControlEx(nIndex: Integer);var Control: TSkinControl; g: TGPGraphics; dc: HDC;begin if (nIndex >= 0) and (nIndex < m_ControlCount) then begin Control := m_ControlArray[nIndex]; BitBlt(m_hCacheDC, Control.x, Control.y, Control.Width, Control.Height, m_hBackDC, Control.x, Control.y, SRCCOPY); g := TGPGraphics.Create(m_hCacheDC); g.SetInterpolationMode(InterpolationModeHighQualityBicubic); //-------------- DrawControl(g, nIndex); //-------------- dc := GetDC(m_hWnd); BitBlt(dc, Control.x, Control.y, Control.Width, Control.Height, m_hCacheDC, Control.x, Control.y, SRCCOPY); ReleaseDC(m_hWnd, dc); end;end;procedure TSkinForm.SetHoverControl(nIndex: Integer = -1);var nOldIndex: Integer;begin if m_HoverIndex <> nIndex then begin nOldIndex := m_HoverIndex; m_HoverIndex := nIndex; if (nOldIndex > -1) and (nOldIndex < m_ControlCount) then begin m_ControlArray[nOldIndex].bHover := False; DrawControlEx(nOldIndex); end; if (nIndex >= 0) and (nIndex < m_ControlCount) then begin m_ControlArray[nIndex].bHover := True; DrawControlEx(nIndex); end; end;end;procedure TSkinForm.SetPressedControl(nIndex: Integer = -1);var nOldIndex: Integer;begin if m_PressedIndex <> nIndex then begin nOldIndex := m_PressedIndex; m_PressedIndex := nIndex; if (nOldIndex >= 0) and (nOldIndex < m_ControlCount) then begin m_ControlArray[nOldIndex].bPressed := False; DrawControlEx(nOldIndex); end; if (nIndex >= 0) and (nIndex < m_ControlCount) then begin m_ControlArray[nIndex].bPressed := True; DrawControlEx(nIndex); end; end;end;function TSkinForm.GetHoverIndex(pt: TPoint): Integer;var nIndex, i: Integer;begin nIndex := -1; for i := 0 to m_ControlCount - 1 do begin if PtInRect(m_ControlArray[i].Rect, pt) then begin nIndex := i; break; end; end; result := nIndex;end;procedure TSkinForm.DisableSysTheme();var Module: HMODULE; dwAttr: DWORD; lpSetWindowTheme: function(hWnd: HWND; a, b: Integer): Integer; StdCall; lpDwmSetWindowAttribute: function(hWnd: HWND; dwAttribute: DWORD; pvAttribute: LPDWORD; cbAttribute: DWORD): Integer; StdCall;begin //防止xp 、vista、win7 用主题绘制窗口nc区 //vista、win7厚边框问题解决办法 Module := GetModuleHandle('UxTheme.dll'); if Module = 0 then Module := LoadLibrary('UxTheme.dll'); if Module <> 0 then begin @lpSetWindowTheme := GetProcAddress(Module, 'SetWindowTheme'); lpSetWindowTheme(m_hWnd, 0, 0); end; Module := GetModuleHandle('dwmapi.dll'); if Module = 0 then Module := LoadLibrary('dwmapi.dll'); if Module <> 0 then begin dwAttr := 1; @lpDwmSetWindowAttribute := GetProcAddress(Module, 'DwmSetWindowAttribute'); lpDwmSetWindowAttribute(m_hWnd, 2, @dwAttr, 4); end;end;procedure TSkinForm.DrawNineRect(const graphics: TGPGraphics);var DestRect, SrcRect, NineRect: TRect;begin DestRect.Left := 0; DestRect.Top := 0; DestRect.Right := m_nWidth; DestRect.Bottom := m_nHeight; SrcRect.Left := 0; SrcRect.Top := 0; SrcRect.Right := m_bkImage.GetWidth(); SrcRect.Bottom := m_bkImage.GetHeight(); NineRect.Left := m_bkNineRect.X; NineRect.Top := m_bkNineRect.Y; NineRect.Right := m_bkNineRect.X + m_bkNineRect.Width; NineRect.Bottom := m_bkNineRect.y + m_bkNineRect.Height; DrawNineRect(graphics, m_bkImage, DestRect, SrcRect, NineRect);end;procedure TSkinForm.DrawNineRect(const graphics: TGPGraphics; const image: TGPImage; DestRect, SrcRect, NineRect: TRect);var x, y, nWidth, nHeight: Integer; xSrc, ySrc, nSrcWidth, nSrcHeight: Integer; nDestWidth, nDestHeight: Integer;begin //g.DrawImage(m_bkImage,rcF,SrcF.X,SrcF.Y,SrcF.Width,SrcF.Height,UnitPixel); nDestWidth := DestRect.right - DestRect.left; nDestHeight := DestRect.bottom - DestRect.top; nDestWidth := DestRect.right - DestRect.left; nDestHeight := DestRect.bottom - DestRect.top; // 左上-------------------------------------; x := DestRect.left; y := DestRect.top; nWidth := NineRect.left - SrcRect.left; nHeight := NineRect.top - SrcRect.top; xSrc := SrcRect.left; ySrc := SrcRect.top; DrawNineRect(graphics, image, x, y, nWidth, nHeight, xSrc, ySrc, nWidth, nHeight); // 上-------------------------------------; x := DestRect.left + NineRect.left - SrcRect.left; nWidth := nDestWidth - nWidth - (SrcRect.right - NineRect.right); xSrc := NineRect.left; nSrcWidth := NineRect.right - NineRect.left; nSrcHeight := NineRect.top - SrcRect.top; DrawNineRect(graphics, image, x, y, nWidth, nHeight, xSrc, ySrc, nSrcWidth, nSrcHeight); // 右上-------------------------------------; x := DestRect.right - (SrcRect.right - NineRect.right); nWidth := SrcRect.right - NineRect.right; xSrc := NineRect.right; DrawNineRect(graphics, image, x, y, nWidth, nHeight, xSrc, ySrc, nWidth, nHeight); // 左-------------------------------------; x := DestRect.left; y := DestRect.top + NineRect.top - SrcRect.top; nWidth := NineRect.left - SrcRect.left; nHeight := DestRect.top + nDestHeight - y - (SrcRect.bottom - NineRect.bottom); xSrc := SrcRect.left; ySrc := NineRect.top; nSrcWidth := NineRect.left - SrcRect.left; nSrcHeight := NineRect.bottom - NineRect.top; DrawNineRect(graphics, image, x, y, nWidth, nHeight, xSrc, ySrc, nSrcWidth, nSrcHeight); // 中-------------------------------------; x := DestRect.left + NineRect.left - SrcRect.left; nWidth := nDestWidth - nWidth - (SrcRect.right - NineRect.right); xSrc := NineRect.left; nSrcWidth := NineRect.right - NineRect.left; DrawNineRect(graphics, image, x, y, nWidth, nHeight, xSrc, ySrc, nSrcWidth, nSrcHeight); // 右-------------------------------------; x := DestRect.right - (SrcRect.right - NineRect.right); nWidth := SrcRect.right - NineRect.right; xSrc := NineRect.right; nSrcWidth := SrcRect.right - NineRect.right; DrawNineRect(graphics, image, x, y, nWidth, nHeight, xSrc, ySrc, nSrcWidth, nSrcHeight); // 左下-------------------------------------; x := DestRect.left; y := DestRect.top + nDestHeight - (SrcRect.bottom - NineRect.bottom); nWidth := NineRect.left - SrcRect.left; nHeight := SrcRect.bottom - NineRect.bottom; xSrc := SrcRect.left; ySrc := NineRect.bottom; DrawNineRect(graphics, image, x, y, nWidth, nHeight, xSrc, ySrc, nWidth, nHeight); // 下-------------------------------------; x := DestRect.left + NineRect.left - SrcRect.left; nWidth := nDestWidth - nWidth - (SrcRect.right - NineRect.right); xSrc := NineRect.left; nSrcWidth := NineRect.right - NineRect.left; nSrcHeight := SrcRect.bottom - NineRect.bottom; DrawNineRect(graphics, image, x, y, nWidth, nHeight, xSrc, ySrc, nSrcWidth, nSrcHeight); // 右下-------------------------------------; x := DestRect.right - (SrcRect.right - NineRect.right); nWidth := SrcRect.right - NineRect.right; xSrc := NineRect.right; DrawNineRect(graphics, image, x, y, nWidth, nHeight, xSrc, ySrc, nWidth, nHeight);end;procedure TSkinForm.DrawNineRect(const graphics: TGPGraphics; const image: TGPImage; x, y, w, h, srcx, srcy, srcw, srch: Integer);var RcF, SrcF: TGPRectF;begin RcF.X := x; RcF.Y := y; RcF.Width := w; RcF.Height := h; SrcF.X := Srcx; SrcF.Y := Srcy; SrcF.Width := Srcw; SrcF.Height := Srch; graphics.DrawImage(image, rcF, SrcF.X, SrcF.Y, SrcF.Width, SrcF.Height, UnitPixel);end;procedure TSkinForm.AddModuleButton(CtlID: Integer; Caption, ResName, ResType: string);var nIndex: Integer;begin nIndex := CreateControl(SCT_MODULEBUTTON, m_ModuleLeft, 24, 72, 76, CtlID); m_ModuleLeft := m_ModuleLeft + m_ControlArray[nIndex].Width + 5; SetControlText(nIndex, Caption); SetControlImage(nIndex, ResName, ResType);end;procedure TSkinForm.SetModuleCheck(CtlID: Integer);var i: Integer;begin for i := 0 to m_ControlCount - 1 do begin if m_ControlArray[i].SCType = SCT_MODULEBUTTON then begin if m_ControlArray[i].CtlID = CtlID then begin m_ControlArray[i].bCheck := True; DrawControlEx(i); end else if m_ControlArray[i].bCheck then begin m_ControlArray[i].bCheck := False; DrawControlEx(i); end; end; end;end;procedure TSkinForm.SetControlText(nIndex: Integer; strText: string);var nLen: integer;begin if (nIndex < 0) or (nIndex >= m_ControlCount) then exit; m_ControlArray[nIndex].Caption := strText; //---------------------- if strText = '' then begin m_ControlArray[nIndex].WCaption := ''; m_ControlArray[nIndex].wstrLength := 0; end else begin nLen := MultiByteToWideChar(936, 1, PChar(@strText[1]), -1, nil, 0); SetLength(m_ControlArray[nIndex].WCaption, nLen - 1); if nLen > 1 then MultiByteToWideChar(936, 1, PChar(@strText[1]), -1, PWideChar(@m_ControlArray[nIndex].WCaption[1]), nLen - 1); m_ControlArray[nIndex].wstrLength := nLen; end;end;procedure TSkinForm.SetControlImage(nIndex: Integer; ResName, ResType: string);var hMod: HMODULE; HRes: HRSRC; sResName: string; sResType: string; Len: DWORD; lpRsrc: PByte; m_hMem: HGLOBAL; pMem: PByte; pstm: IStream;begin if (nIndex < 0) or (nIndex >= m_ControlCount) then exit; if m_ControlArray[nIndex].bImage then begin m_ControlArray[nIndex].Image.destroy(); m_ControlArray[nIndex].Image.Free(); m_ControlArray[nIndex].bImage := False; end; hMod := GetModuleHandle(nil); sResName := ResName; sResType := ResType; HRes := FindResource(HInstance, PChar(sResName), PChar(sResType)); if HRes <> 0 then begin Len := SizeofResource(HInstance, HRes); lpRsrc := PByte(LoadResource(HInstance, HRes)); try if lpRsrc <> nil then begin m_hMem := GlobalAlloc(GMEM_FIXED, Len); pMem := Pbyte(GlobalLock(m_hMem)); CopyMemory(pMem, lpRsrc, Len); CreateStreamOnHGlobal(m_hMem, False, pstm); m_ControlArray[nIndex].Image := TGPImage.Create(pstm); m_ControlArray[nIndex].bImage := True; GlobalUnlock(m_hMem); pstm := nil; FreeResource(Dword(lpRsrc)); end; except end; end;end;function TSkinForm.CreateRoundPath(x, y, w, h, cornerRadius: Single): TGPGraphicsPath;var path1: TGPGraphicsPath;begin path1 := TGPGraphicsPath.Create(); path1.AddArc(x, y, cornerRadius * 2, cornerRadius * 2, 180, 90); //左上 path1.AddArc(x + w - cornerRadius * 2, y, cornerRadius * 2, cornerRadius * 2, 270, 90); //右上 path1.AddArc(x + w - cornerRadius * 2, y + h - cornerRadius * 2, cornerRadius * 2, cornerRadius * 2, 0, 90); //右下 path1.AddArc(x, y + h - cornerRadius * 2, cornerRadius * 2, cornerRadius * 2, 90, 90); //左下 path1.CloseFigure(); result := path1;end;end. 0 0
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