用VC做的功能强大的抽屉导航类

// Copyright (c) Iuri Apollonio 1998 // Use & modify as you want & need, and leave those 3 lines. // http://www.codeguru.com // GfxOutBarCtrl.cpp : implementation file // #include "stdafx.h" #include "resource.h"//"OutWAts1.h" #include "GfxOutBarCtrl.h" #include "GfxGroupEdit.h" #include "GfxPopupMenu.h" #define _ID_GFX_SMALLICON "小图标风格" #define _ID_GFX_LARGEICON "大图标风格" //Modified By Blue Sky WorkRoom //Author:LiXiaoFei Date:2003Y-01M-14D::12:10 //区分目录和Item右键菜单的显示问题 #define _ID_GFX_REMOVEFOLDER "删除该目录" #define _ID_GFX_RENAMEFOLDER "目录重命名" // #define _ID_GFX_REMOVEITEM "删除子项" #define _ID_GFX_RENAMEITEM "子项重命名" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif ///////////////////////////////////////////////////////////////////////////// // CGfxOutBarCtrl IMPLEMENT_DYNCREATE(CGfxOutBarCtrl, CWnd) CGfxOutBarCtrl::CGfxOutBarCtrl() { crBackGroundColor = GetSysColor(COLOR_BACKGROUND);//RGB(0,128,128);// crBackGroundColor1 = GetSysColor(COLOR_BACKGROUND); crTextColor = GetSysColor(COLOR_WINDOW); cr3dFace = GetSysColor(COLOR_3DFACE); crLightBorder = GetSysColor(COLOR_3DLIGHT); crHilightBorder = GetSysColor(COLOR_3DHILIGHT); crShadowBorder = GetSysColor(COLOR_3DSHADOW); crDkShadowBorder = GetSysColor(COLOR_3DDKSHADOW); pBlackPen = new CPen(PS_SOLID, 1, RGB(0,0,0)); iFolderHeight = 22; dwFlags = fDragItems|fEditGroups|fEditItems|fRemoveGroups|fRemoveItems|fAddGroups|fAnimation|fSelHighlight; iSelFolder = 1; iLastFolderHighlighted = -1; iLastSelectedFolder = -1; pLargeImageList = NULL; pSmallImageList = NULL; iFirstItem = 0; xSmallIconLabelOffset = 4; yLargeIconLabelOffset = 3; ySmallIconSpacing = 10; yLargeIconSpacing = 8; xLeftMargin = 5; yTopMargin = 5; bUpArrow = bDownArrow = false; hHandCursor = AfxGetApp()->LoadCursor(IDC_HANDCUR); rcUpArrow = rcDownArrow = CRect(0,0,0,0); bUpPressed = bDownPressed = false; bLooping = false; iLastItemHighlighted = -1; bPressedHighlight = false; iLastDragItemDraw = -1; lAnimationTickCount = 10; hDragCursor = AfxGetApp()->LoadCursor(IDC_DRAGGING); hNoDragCursor = AfxGetApp()->LoadCursor(IDC_NODRAGGING); iLastSel = -1; iSelAnimCount = 0; iSelAnimTiming = 0; // bIsQueryRemove = true; } CGfxOutBarCtrl::~CGfxOutBarCtrl() { for (int t = 0; t < arFolder.GetSize(); t++) { if (arFolder.GetAt(t)) delete (CBarFolder*) arFolder.GetAt(t); } arFolder.RemoveAll(); delete pBlackPen; } BEGIN_MESSAGE_MAP(CGfxOutBarCtrl, CWnd) //{{AFX_MSG_MAP(CGfxOutBarCtrl) ON_WM_CREATE() ON_WM_TIMER() ON_WM_PAINT() ON_WM_ERASEBKGND() ON_WM_MOUSEMOVE() ON_WM_LBUTTONDOWN() ON_WM_SETCURSOR() ON_WM_SIZE() ON_WM_RBUTTONDOWN() ON_COMMAND(ID_GFX_LARGEICON, OnGfxLargeicon) ON_UPDATE_COMMAND_UI(ID_GFX_LARGEICON, OnUpdateGfxLargeicon) ON_COMMAND(ID_GFX_SMALLICON, OnGfxSmallicon) ON_UPDATE_COMMAND_UI(ID_GFX_SMALLICON, OnUpdateGfxSmallicon) ON_COMMAND(ID_GFX_REMOVEITEM, OnGfxRemoveitem) ON_UPDATE_COMMAND_UI(ID_GFX_REMOVEITEM, OnUpdateGfxRemoveitem) ON_COMMAND(ID_GFX_RENAMEITEM, OnGfxRenameitem) ON_UPDATE_COMMAND_UI(ID_GFX_RENAMEITEM, OnUpdateGfxRenameitem) //}}AFX_MSG_MAP ON_MESSAGE(WM_OUTBAR_NOTIFY, OnEndLabelEdit) END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CGfxOutBarCtrl message handlers long CGfxOutBarCtrl::OnEndLabelEdit(WPARAM wParam, LPARAM lParam) { if (wParam == NM_OB_ONGROUPENDEDIT) { CGfxGroupEdit * pEdit = (CGfxGroupEdit *) lParam; OUTBAR_INFO ob; ob.index = pEdit->iIndex; ob.cText = pEdit->text; if (GetOwner()->SendMessage(WM_OUTBAR_NOTIFY, NM_OB_ONGROUPENDEDIT, (LPARAM) &ob)) { SetFolderText(pEdit->iIndex, pEdit->text); CRect rc; GetFolderRect(pEdit->iIndex, rc); InvalidateRect(rc, false); } } if (wParam == NM_OB_ONLABELENDEDIT) { CGfxGroupEdit * pEdit = (CGfxGroupEdit *) lParam; OUTBAR_INFO ob; ob.index = pEdit->iIndex; ob.cText = pEdit->text; if (GetOwner()->SendMessage(WM_OUTBAR_NOTIFY, NM_OB_ONLABELENDEDIT, (LPARAM) &ob)) { SetItemText(pEdit->iIndex, pEdit->text); CRect rc; GetInsideRect(rc); InvalidateRect(rc, true); } } return 0; } void CGfxOutBarCtrl::SetFolderText(const int index, const char * text) { ASSERT(index >= 0 && index < GetFolderCount()); CBarFolder * pbf = (CBarFolder *) arFolder.GetAt(index); if (pbf->cName) { delete [] pbf->cName; pbf->cName = NULL; } pbf->cName = new char [lstrlen(text)+1]; lstrcpy(pbf->cName, text); } void CGfxOutBarCtrl::SetItemText(const int index, const char * text) { ASSERT(iSelFolder >= 0 && iSelFolder < GetFolderCount()); CBarFolder * pbf = (CBarFolder *) arFolder.GetAt(iSelFolder); CBarItem * pi = (CBarItem *) pbf->arItems.GetAt(index); if (pi->cItem) { delete [] pi->cItem; pi->cItem = NULL; } pi->cItem = new char [lstrlen(text)+1]; lstrcpy(pi->cItem, text); } BOOL CGfxOutBarCtrl::Create(DWORD dwStyle, const RECT & rect, CWnd * pParentWnd, UINT nID, const DWORD dwFlag) { dwFlags = dwFlag; return CWnd::CreateEx(WS_EX_STATICEDGE, NULL, NULL, dwStyle|WS_CHILD, rect, pParentWnd, nID); //GFXOUTBARCTRL_CLASSNAME } bool CGfxOutBarCtrl::IsSmallIconView() const { return dwFlags&fSmallIcon; } void CGfxOutBarCtrl::SetSmallIconView(const bool bSet) { iFirstItem = 0; if (bSet) { if (!IsSmallIconView()) { dwFlags |= fSmallIcon; CRect rc; GetInsideRect(rc); InvalidateRect(rc, false); } } else { if (IsSmallIconView()) { dwFlags &= ~fSmallIcon; CRect rc; GetInsideRect(rc); InvalidateRect(rc, false); } } } DWORD CGfxOutBarCtrl::GetFlag() const { return dwFlags; } void CGfxOutBarCtrl::ModifyFlag(const DWORD & dwRemove, const DWORD & dwAdd, const UINT redraw) { if (dwRemove) dwFlags &= ~(dwRemove); if (dwAdd) dwFlags |= dwAdd; if (GetSafeHwnd()) { if (redraw != 0) SetWindowPos(0,0,0,0,0,SWP_NOZORDER|SWP_NOSIZE|SWP_NOMOVE|redraw); else Invalidate(); } } int CGfxOutBarCtrl::OnCreate(LPCREATESTRUCT lpCreateStruct) { if (CWnd::OnCreate(lpCreateStruct) == -1) return -1; // TODO: Add your specialized creation code here return 0; } void CGfxOutBarCtrl::OnTimer(UINT nIDEvent) { if (nIDEvent == 1) { CPoint pt(GetMessagePos()); ScreenToClient(&pt); CRect rc; GetClientRect(&rc); if (!(rc.PtInRect(pt))) { HighlightFolder(-1); HighlightItem(-1); KillTimer(1); } } else if (nIDEvent == 3 && iLastSel >= 0) { iSelAnimCount ++; if (iSelAnimCount > 10) iSelAnimCount = -1; if (iSelAnimCount == 0) DrawAnimItem(-1, 1, iLastSel); if (iSelAnimCount == 1) DrawAnimItem(0, 0, iLastSel); if (iSelAnimCount == 2) DrawAnimItem(1, 1, iLastSel); if (iSelAnimCount == 3) DrawAnimItem(0, 0, iLastSel); } CWnd::OnTimer(nIDEvent); } void CGfxOutBarCtrl::DrawAnimItem(const int xoffset, const int yoffset, const int index) { CImageList * ima = GetFolderImageList(iSelFolder, IsSmallIconView()); CRect rc, irc; GetInsideRect(irc); GetItemRect(iSelFolder, iLastSel, rc); if (iLastSel >= iFirstItem && irc.bottom > rc.bottom && irc.top < rc.top) { ASSERT(iSelFolder >= 0 && iSelFolder < GetFolderCount()); CBarFolder * pbf = (CBarFolder *) arFolder.GetAt(iSelFolder); ASSERT(index >= 0 && index < pbf->GetItemCount()); CBarItem * pi = (CBarItem *) pbf->arItems.GetAt(index); ASSERT(pi && ima); CClientDC dc(this); if (IsSmallIconView()) { if (ima) { IMAGEINFO ii; ima->GetImageInfo(pi->iImageIndex, &ii); CSize szImage = CRect(ii.rcImage).Size(); CPoint pt; pt.x = rc.left + 2; pt.y = rc.top + (rc.Height() - szImage.cy) / 2;