ToolTips 提示框

#ifndef tooltipsH
#define tooltipsH

#include <commctrl.h>
#include <windows.h>

namespace NSTS {

struct ToolTipsItem{
    HWND    hwnd;
    TCHAR*    pszTip;
};

class CToolTips {
public:
    CToolTips (void) {
        m_hSelf = NULL;
        m_hInst = NULL;
    };

    ~CToolTips (void) {
        Destroy ();
    };
    
public:
    bool    Init (HINSTANCE hInst, DWORD dwStyle = WS_POPUP | TTS_NOPREFIX | TTS_ALWAYSTIP) {
        INITCOMMONCONTROLSEX iccex; 
        /* INITIALIZE COMMON CONTROLS */
        iccex.dwICC = ICC_WIN95_CLASSES|ICC_COOL_CLASSES|ICC_BAR_CLASSES|ICC_USEREX_CLASSES;
        iccex.dwSize = sizeof(INITCOMMONCONTROLSEX);
        InitCommonControlsEx(&iccex);

        if (hInst == NULL) {
            return false;
        }

        Destroy ();

        /* CREATE A TOOLTIP WINDOW */
        m_hSelf = CreateWindowEx(WS_EX_TOPMOST,
            TOOLTIPS_CLASS,
            NULL,
            dwStyle,        
            CW_USEDEFAULT,
            CW_USEDEFAULT,
            CW_USEDEFAULT,
            CW_USEDEFAULT,
            NULL,
            NULL,
            hInst,
            NULL
            );

        if (m_hSelf == NULL) {
            return false;
        }

        SetWindowPos(m_hSelf,
            HWND_TOPMOST,
            0,
            0,
            0,
            0,
            SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);

        m_hInst = hInst;

        return true;
    };

    bool    Init (HINSTANCE hInst, HWND hwnd, LPTSTR pszText, DWORD dwStyle = WS_POPUP | TTS_NOPREFIX | TTS_ALWAYSTIP) {
        if (hwnd != NULL && IsWindow (hwnd) && hInst != NULL) {
            if (!Init (hInst, dwStyle)) {
                return false;
            }

            return AddItem (hwnd, pszText);
        }

        return false;
    };

    bool    Init (HINSTANCE hInst, ToolTipsItem items[], int iSize, DWORD dwStyle = WS_POPUP | TTS_NOPREFIX | TTS_ALWAYSTIP) {
        if (hInst != NULL && items != NULL && iSize >= 0) {
            if (Init (hInst, dwStyle)) {
                bool fRet = true;
                for (int i = 0; i < iSize; ++i) {
                    if (!AddItem (items[i].hwnd, items[i].pszTip)) {
                        fRet = false;
                    }
                }

                if (!fRet) {
                    Destroy ();
                }

                return fRet;
            }
        }

        return false;
    };

    void    Destroy (void) {
        if (m_hSelf != NULL) {
            DestroyWindow (m_hSelf);
            m_hSelf = NULL;
        }
        m_hInst = NULL;
    };

    bool    AddItem (HWND hwnd, LPTSTR pszText) {
        if (m_hSelf != NULL && IsWindow (m_hSelf) &&
            hwnd != NULL && IsWindow (hwnd)) {
            RECT rc;
            TOOLINFO ti    = {0};

            GetClientRect (hwnd, &rc);
#if _WIN32_WINN != 0x0500
            ti.cbSize        = sizeof (TOOLINFO) - sizeof (void*);
#else
            ti.cbSize        = sizeof (TOOLINFO);
#endif
            ti.hinst        = m_hInst;
            ti.hwnd            = hwnd;
            ti.uFlags        = TTF_SUBCLASS;
            ti.uId            = 0;
            ti.lpszText        = pszText;
            ti.rect.left    = rc.left;
            ti.rect.top        = rc.top;
            ti.rect.right    = rc.right;
            ti.rect.bottom    = rc.bottom;

            return SendMessage (m_hSelf, TTM_ADDTOOL, (WPARAM)0, (LPARAM)&ti);
        }

        return false;
    };

    bool    SetItem (HWND hwnd, LPTSTR pszText) {
        if (hwnd != NULL && IsWindow (hwnd) &&
            m_hSelf != NULL && IsWindow (m_hSelf)) {
                TOOLINFO ti = {0};
#if _WIN32_WINN != 0x0500
            ti.cbSize        = sizeof (TOOLINFO) - sizeof (void*);
#else
            ti.cbSize        = sizeof (TOOLINFO);
#endif
                ti.hinst    = m_hInst;
                ti.hwnd        = hwnd;
                ti.uId        = 0;
                ti.lpszText    = pszText;
                SendMessage (m_hSelf, TTM_UPDATETIPTEXT, (WPARAM)0, (LPARAM)&ti);
                Update ();
                return true;
        }

        return false;
    };

    bool    DelItem (HWND hwnd){
        if (m_hSelf != NULL && IsWindow (m_hSelf)) {
            TOOLINFO ti = {0};
#if _WIN32_WINN != 0x0500
            ti.cbSize        = sizeof (TOOLINFO) - sizeof (void*);
#else
            ti.cbSize        = sizeof (TOOLINFO);
#endif
            ti.hwnd        = hwnd;
            ti.uId        = 0;
            SendMessage (m_hSelf, TTM_DELTOOL, (WPARAM)0, (LPARAM)&ti);
            return true;
        }

        return false;
    };

    bool    UseRectangle (void) {
        if (m_hSelf != NULL && IsWindow (m_hSelf)) {
            DWORD dwStyle = ::GetWindowLong (m_hSelf, GWL_STYLE);
            LONG lRet;
            dwStyle &= ~TTS_BALLOON;
            lRet = ::SetWindowLong (m_hSelf, GWL_STYLE, dwStyle);
            return lRet ? true : false;
        }
        return false;
    };

    bool    UseBalloon (void) {
        if (m_hSelf != NULL && IsWindow (m_hSelf)) {
            DWORD dwStyle = ::GetWindowLong (m_hSelf, GWL_STYLE);
            LONG lRet;
            dwStyle |= TTS_BALLOON | TTS_NOFADE | TTS_NOANIMATE;
            lRet = ::SetWindowLong (m_hSelf, GWL_STYLE, dwStyle);
            Update ();
            return lRet ? true : false;
        }
        return false;
    };

    COLORREF GetBkColor (void) {
        if (m_hSelf != NULL && IsWindow (m_hSelf)) {
            return (COLORREF)SendMessage (m_hSelf, TTM_GETTIPBKCOLOR, (WPARAM)0, (LPARAM)0);
        }

        return RGB (0,0,0);
    };

    bool    SetBkColor (COLORREF clrBk) {
        if (m_hSelf != NULL && IsWindow (m_hSelf)) {
            SendMessage (m_hSelf, TTM_SETTIPBKCOLOR, (WPARAM)clrBk, (LPARAM)0);
            return true;
        }

        return false;
    };

    COLORREF GetTextColor (void) {
        if (m_hSelf != NULL && IsWindow (m_hSelf)) {
            return (COLORREF)SendMessage (m_hSelf, TTM_GETTIPTEXTCOLOR, (WPARAM)0, (LPARAM)0);
        }

        return RGB (0, 0, 0);
    };

    bool    SetTextColor (COLORREF clrText) {
        if (m_hSelf != NULL && IsWindow (m_hSelf)) {
            SendMessage (m_hSelf, TTM_SETTIPTEXTCOLOR, (WPARAM)clrText, (LPARAM)0);
            return true;
        }

        return false;
    };

    void    Update (void) {
        if (m_hSelf != NULL && IsWindow (m_hSelf)) {
            SendMessage (m_hSelf, TTM_UPDATE, (WPARAM)0, (LPARAM)0);
        }
    };

    bool    SetMaxWidth (INT iWidth) {
        if (m_hSelf != NULL && IsWindow (m_hSelf)) {
            SendMessage (m_hSelf, TTM_SETMAXTIPWIDTH, (WPARAM)0, (LPARAM)iWidth);
            return true;
        }

        return false;
    };

    enum EIcon { eNone = 0, eInfo, eWarning, eError };
    bool    SetTitle (EIcon eIcon, LPCTSTR pszTitle) {
        if (m_hSelf != NULL && IsWindow (m_hSelf)) {
            return SendMessage (m_hSelf, TTM_SETTITLE, (WPARAM)eIcon, (LPARAM)pszTitle);
        }

        return false;
    };

    HWND    GetHwnd (void) const { return m_hSelf; };
private:
    HWND        m_hSelf;
    HINSTANCE    m_hInst;
};

}


#endif // tooltipsH

Usage:

NSTS::CToolTips g_tt, g_tt2;
NSTS::CToolTips g_tt3;

WM_INITDIALOG:
/** 初始化 */
assert (g_tt.Init (hInst));
assert (g_tt2.Init (hInst, GetDlgItem (hwndDlg, IDC_BTN_SETHEIGHT), TEXT ("IDC_BTN_SETHEIGHT")));
                
NSTS::ToolTipsItem ttis[] = {
{ GetDlgItem (hwndDlg, IDC_BTN_REMOVECTRL), TEXT ("REMOVE CTRL")},
{ GetDlgItem (hwndDlg, IDC_BTN_SETICON),    TEXT ("SET ICON")} 
};
assert (g_tt3.Init (hInst, ttis, 2));

/* 添、删、改*/
assert (g_tt.AddItem (GetDlgItem (hwndDlg, IDC_BTN_RESIZE), TEXT ("resize")));
g_tt.SetItem (GetDlgItem (hwndDlg, IDC_BUTTON1), TEXT ("222"));
g_tt.DelItem (GetDlgItem (hwndDlg, IDC_BUTTON1));

/** 添加标题和图标 */
assert (g_tt2.SetTitle (NSTS::CToolTips::eError, TEXT ("TITLE")));

/** 颜色 */
assert (g_tt.SetBkColor (RGB (128, 0, 0)));
assert (g_tt.SetTextColor (RGB (0, 128, 0)));

/** 形状，球或矩形 */
assert (g_tt.UseBalloon ());
assert (g_tt.UseRectangle ());