// XTabCtrl.cpp : implementation file
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//
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#include "stdafx.h"
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#include "XTabCtrl.h"
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#ifdef _DEBUG
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#define new DEBUG_NEW
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#undef THIS_FILE
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static char THIS_FILE[] = __FILE__;
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#endif
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/////////////////////////////////////////////////////////////////////////////
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// CXTabCtrl
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CXTabCtrl::CXTabCtrl()
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{
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m_iSelectedTab = 0;
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m_ptTabs.x = 0;
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m_ptTabs.y = 20;
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m_crSelected = 0;
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m_crDisabled = 0;
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m_crNormal = 0;
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m_crMouseOver = 0;
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m_crBKColor = RGB(255,255,255);
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m_bColorSelected = false;
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m_bColorDisabled = false;
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m_bColorNormal = false;
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m_bColorMouseOver = false;
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m_iIndexMouseOver = -1;
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m_bMouseOver = false;
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}
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CXTabCtrl::~CXTabCtrl()
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{
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m_arrayStatusTab.RemoveAll();
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}
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BEGIN_MESSAGE_MAP(CXTabCtrl, CTabCtrl)
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//{{AFX_MSG_MAP(CXTabCtrl)
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ON_NOTIFY_REFLECT(TCN_SELCHANGE, OnSelchange)
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ON_NOTIFY_REFLECT(TCN_SELCHANGING, OnSelchanging)
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ON_WM_MOUSEMOVE()
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ON_WM_TIMER()
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//}}AFX_MSG_MAP
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ON_WM_PAINT()
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END_MESSAGE_MAP()
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/////////////////////////////////////////////////////////////////////////////
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// CXTabCtrl message handlers
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void CXTabCtrl::SetTopLeftCorner(CPoint pt)
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{
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m_ptTabs.x = pt.x;
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m_ptTabs.y = pt.y;
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}
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void CXTabCtrl::SetMouseOverColor(COLORREF cr)
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{
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m_bColorMouseOver = true;
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m_crMouseOver = cr;
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}
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void CXTabCtrl::SetDisabledColor(COLORREF cr)
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{
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m_bColorDisabled = true;
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m_crDisabled = cr;
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}
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void CXTabCtrl::SetSelectedColor(COLORREF cr)
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{
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m_bColorSelected = true;
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m_crSelected = cr;
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}
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void CXTabCtrl::SetNormalColor(COLORREF cr)
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{
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m_bColorNormal = true;
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m_crNormal = cr;
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}
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void CXTabCtrl::AddTab(CWnd* pWnd, LPTSTR lpszCaption, int iImage)
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{
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ASSERT_VALID(pWnd);
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TCITEM item;
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item.mask = TCIF_TEXT|TCIF_PARAM|TCIF_IMAGE;
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item.lParam = (LPARAM) pWnd;
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item.pszText = lpszCaption;
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item.iImage = iImage;
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int iIndex = static_cast<int>(m_arrayStatusTab.GetSize());
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InsertItem(iIndex, &item);
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pWnd->SetWindowPos(NULL, m_ptTabs.x, m_ptTabs.y, 505, 415,
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SWP_FRAMECHANGED | SWP_NOZORDER);
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pWnd->ShowWindow(iIndex ? SW_HIDE : SW_SHOW);
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//** the initial status is enabled
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m_arrayStatusTab.Add(TRUE);
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}
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void CXTabCtrl::AddTab(CWnd* pWnd, LPTSTR lpszCaption, int Width, int Height, int iImage)
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{
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ASSERT_VALID(pWnd);
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TCITEM item;
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item.mask = TCIF_TEXT|TCIF_PARAM|TCIF_IMAGE;
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item.lParam = (LPARAM) pWnd;
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item.pszText = lpszCaption;
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item.iImage = iImage;
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int iIndex = static_cast<int>(m_arrayStatusTab.GetSize());
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InsertItem(iIndex, &item);
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//if(Width==0 && Height==0)
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//{
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// int nX, nY, nXc, nYc;
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// CRect tabRect, itemRect;
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// GetClientRect(&tabRect);
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// GetItemRect(0, &itemRect);
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// nX=itemRect.left;
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// nY=itemRect.bottom+1;
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// nXc=tabRect.right-itemRect.left-1;
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// nYc=tabRect.bottom-nY-1;
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// pWnd->SetWindowPos(NULL, nX, nY, nXc, nYc, SWP_FRAMECHANGED | SWP_NOZORDER);
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//}
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//else
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//{
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// pWnd->SetWindowPos(NULL, m_ptTabs.x, m_ptTabs.y, Width, Height,
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// SWP_FRAMECHANGED | SWP_NOZORDER);
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//}
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pWnd->SetWindowPos(NULL, m_ptTabs.x, m_ptTabs.y, Width, Height,
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SWP_FRAMECHANGED | SWP_NOZORDER);
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pWnd->ShowWindow(iIndex ? SW_HIDE : SW_SHOW);
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//** the initial status is enabled
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m_arrayStatusTab.Add(TRUE);
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}
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void CXTabCtrl::EnableTab(int iIndex, BOOL bEnable)
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{
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ASSERT(iIndex < m_arrayStatusTab.GetSize());
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//** if it should change the status ----
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if (m_arrayStatusTab[iIndex] != bEnable)
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{
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m_arrayStatusTab[iIndex] = bEnable;
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//** redraw the item -------
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CRect rect;
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GetItemRect(iIndex, &rect);
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InvalidateRect(rect);
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}
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}
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void CXTabCtrl::DeleteAllTabs()
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{
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m_arrayStatusTab.RemoveAll();
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DeleteAllItems();
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}
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void CXTabCtrl::DeleteTab(int iIndex)
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{
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ASSERT(iIndex < m_arrayStatusTab.GetSize());
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m_arrayStatusTab.RemoveAt(iIndex);
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DeleteItem(iIndex);
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}
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BOOL CXTabCtrl::IsTabEnabled(int iIndex)
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{
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ASSERT(iIndex < m_arrayStatusTab.GetSize());
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return m_arrayStatusTab[iIndex];
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}
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BOOL CXTabCtrl::SelectTab(int iIndex)
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{
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ASSERT(iIndex < m_arrayStatusTab.GetSize());
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if (GetCurSel() == iIndex)
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return TRUE;
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//** check if the tab is enabled --------
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if (m_arrayStatusTab[iIndex])
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{
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TCITEM item;
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CWnd* pWnd;
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item.mask = TCIF_PARAM;
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GetItem(GetCurSel(), &item);
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pWnd = reinterpret_cast<CWnd*> (item.lParam);
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ASSERT_VALID(pWnd);
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pWnd->ShowWindow(SW_HIDE);
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SetCurSel(iIndex);
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GetItem(iIndex, &item);
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pWnd = reinterpret_cast<CWnd*> (item.lParam);
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ASSERT_VALID(pWnd);
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pWnd->ShowWindow(SW_SHOW);
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return TRUE;
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}
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return FALSE;
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}
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void CXTabCtrl::OnSelchange(NMHDR* pNMHDR, LRESULT* pResult)
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{
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// TODO: Add your control notification handler code here
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int iNewTab = GetCurSel();
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if (!IsTabEnabled(iNewTab))
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{
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SetCurSel(m_iSelectedTab);
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}
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else
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{
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TCITEM item;
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CWnd* pWnd;
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item.mask = TCIF_PARAM;
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//** hide the current tab ---------
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GetItem(m_iSelectedTab, &item);
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pWnd = reinterpret_cast<CWnd*> (item.lParam);
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ASSERT_VALID(pWnd);
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pWnd->ShowWindow(SW_HIDE);
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//** show the selected tab --------
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GetItem(iNewTab, &item);
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pWnd = reinterpret_cast<CWnd*> (item.lParam);
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ASSERT_VALID(pWnd);
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pWnd->ShowWindow(SW_SHOW);
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}
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*pResult = 0;
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}
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void CXTabCtrl::OnSelchanging(NMHDR* pNMHDR, LRESULT* pResult)
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{
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// TODO: Add your control notification handler code here
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m_iSelectedTab = GetCurSel();
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*pResult = 0;
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}
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void CXTabCtrl::PreSubclassWindow()
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{
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// TODO: Add your specialized code here and/or call the base class
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CTabCtrl::PreSubclassWindow();
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ModifyStyle(0, TCS_OWNERDRAWFIXED);
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}
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void CXTabCtrl::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct)
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{
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CRect rect = lpDrawItemStruct->rcItem;
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rect.top += ::GetSystemMetrics(SM_CYEDGE);
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int nTabIndex = lpDrawItemStruct->itemID;
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if (nTabIndex < 0) return;
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BOOL bSelected = (nTabIndex == GetCurSel());
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COLORREF crSelected = m_bColorSelected ? m_crSelected : GetSysColor(COLOR_BTNTEXT);
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COLORREF crNormal = m_bColorNormal ? m_crNormal : GetSysColor(COLOR_BTNTEXT);
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COLORREF crDisabled = m_bColorDisabled ? m_crDisabled : GetSysColor(COLOR_GRAYTEXT);
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TCHAR label[64];
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TC_ITEM item;
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item.mask = TCIF_TEXT|TCIF_IMAGE;
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item.pszText = label;
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item.cchTextMax = 63;
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if (!GetItem(nTabIndex, &item))
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return;
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CDC* pDC = CDC::FromHandle(lpDrawItemStruct->hDC);
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if (!pDC)
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return;
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int nSavedDC = pDC->SaveDC();
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CRect rectItem;
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POINT pt;
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GetItemRect(nTabIndex, &rectItem);
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GetCursorPos(&pt);
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ScreenToClient(&pt);
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if (rectItem.PtInRect(pt))
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m_iIndexMouseOver = nTabIndex;
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pDC->SetBkMode(TRANSPARENT);
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pDC->FillSolidRect(rect, m_crBKColor);
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//pDC->FillSolidRect(rect, ::GetSysColor(COLOR_BTNFACE));
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//** Draw the image
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CImageList* pImageList = GetImageList();
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if (pImageList && item.iImage >= 0)
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{
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rect.left += pDC->GetTextExtent(_T(" ")).cx;
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IMAGEINFO info;
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pImageList->GetImageInfo(item.iImage, &info);
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CRect ImageRect(info.rcImage);
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int nYpos = rect.top;
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pImageList->Draw(pDC, item.iImage, CPoint(rect.left, nYpos), ILD_TRANSPARENT);
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rect.left += ImageRect.Width();
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}
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if (!IsTabEnabled(nTabIndex))
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{
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pDC->SetTextColor(crDisabled);
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rect.top -= ::GetSystemMetrics(SM_CYEDGE);
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pDC->DrawText(label, rect, DT_SINGLELINE|DT_VCENTER|DT_CENTER);
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}
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else
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{
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//** selected item -----
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if (bSelected)
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pDC->SetTextColor(crSelected);
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else //** other item ---
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{
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if (m_bColorMouseOver && nTabIndex == m_iIndexMouseOver)
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{
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pDC->SetTextColor(m_crMouseOver);
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}
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else
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{
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pDC->SetTextColor(crNormal);
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}
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}
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rect.top -= ::GetSystemMetrics(SM_CYEDGE);
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pDC->DrawText(label, rect, DT_SINGLELINE|DT_VCENTER|DT_CENTER);
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}
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pDC->RestoreDC(nSavedDC);
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}
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void CXTabCtrl::OnMouseMove(UINT nFlags, CPoint point)
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{
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// TODO: Add your message handler code here and/or call default
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//** if we should change the color of the tab ctrl ---
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if (m_bColorMouseOver)
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{
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SetTimer(1,10,NULL);
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if (m_iIndexMouseOver != -1)
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{
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CRect rectItem;
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GetItemRect(m_iIndexMouseOver, rectItem);
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if (!rectItem.PtInRect(point))
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{
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CRect rectOldItem;
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GetItemRect(m_iIndexMouseOver, rectOldItem);
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m_iIndexMouseOver = -1;
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InvalidateRect(rectOldItem);
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return;
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}
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}
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if (!m_bMouseOver)
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{
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TCHITTESTINFO hitTest;
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m_bMouseOver = true;
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hitTest.pt = point;
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int iItem = HitTest(&hitTest);
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if (iItem != -1 && m_arrayStatusTab[iItem])
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{
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RECT rectItem;
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GetItemRect(iItem, &rectItem);
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InvalidateRect(&rectItem);
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}
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}
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}
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CTabCtrl::OnMouseMove(nFlags, point);
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}
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void CXTabCtrl::OnTimer(UINT_PTR nIDEvent)
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{
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// TODO: Add your message handler code here and/or call default
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POINT pt;
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GetCursorPos(&pt);
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CRect rectItem, rectScreen;
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GetItemRect(m_iIndexMouseOver, rectItem);
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rectScreen = rectItem;
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ClientToScreen(rectScreen);
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// If mouse leaves, show normal
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if (!rectScreen.PtInRect(pt))
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{
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KillTimer (1);
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m_bMouseOver = false;
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m_iIndexMouseOver = -1;
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InvalidateRect(rectItem);
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}
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CTabCtrl::OnTimer(nIDEvent);
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}
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BOOL CXTabCtrl::OnEraseBkgnd(CDC* pDC)
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{
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// TODO: Add your message handler code here and/or call default
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BOOL bRet=CTabCtrl::OnEraseBkgnd(pDC);
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CRect crtClient;
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CRect crtItem;
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GetItemRect(0,crtItem);
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GetClientRect(crtClient);
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crtClient.top+=crtItem.Height();
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pDC->FillSolidRect(crtClient, m_crBKColor);
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return bRet;
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}
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