C++气泡

void __fastcall ShowBalloonTip(TWinControl *Control, int  Icon, 

char *Title, char *Text)

{

    HWND hBalloonTip;

    HWND hPareWnd;

    TOOLINFO ti;

int w = 0;

int h =0;

int Left = 0;

int Top  = 0;

    hPareWnd    = Control->Handle;

    hBalloonTip = CreateWindow(TOOLTIPS_CLASS, NULL, 

WS_POPUP | TTS_NOPREFIX | TTS_BALLOON | TTS_ALWAYSTIP , 

0, 0, 0, 0, 

hPareWnd, 0, HInstance, NULL);

    if( hBalloonTip )

    {

        ti.cbSize = sizeof(ti);

ti.uFlags = TTF_TRACK ;

        ti.hwnd = hPareWnd;

        ti.lpszText = Text;

SetWindowPos(hBalloonTip, HWND_TOPMOST, 

0,0,0,0,

SWP_NOACTIVATE  | SWP_NOMOVE | SWP_NOSIZE );

//set color

//        SendMessage(hWndTip, TTM_SETTIPBKCOLOR, BackCL, 0);

//        SendMessage(hWndTip, TTM_SETTIPTEXTCOLOR, TextCL, 0);

        SendMessage(hBalloonTip, TTM_ADDTOOL, WPARAM(1), LPARAM(&ti));

        SendMessage(hBalloonTip, TTM_SETTITLE, WPARAM(Icon), LPARAM(Title));

// 定义气泡位置,粘附在指定控件旁边

GetWindowRect(hPareWnd, &ti.rect);

Left = ti.rect.left;

Top =  ti.rect.top;

w = ti.rect.right - ti.rect.left;

h = ti.rect.bottom - ti.rect.top;

SendMessage(hBalloonTip,

TTM_TRACKPOSITION, WPARAM(0), 

MAKELONG(w  + Left,h  + Top)); 

//显示气泡

SendMessage(hBalloonTip, 

TTM_TRACKACTIVATE, 

WPARAM(True), LPARAM(&ti));  

//注意销毁窗口

    }

}

ShowBalloonTip(edt1, TTI_INFO, "标题","我是一个气泡");