Esempio n. 1
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 private static extern IntPtr SendMessage(IntPtr hWnd, int Msg, IntPtr wParam, ref LVHITTESTINFO lParam);
Esempio n. 2
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 public static int ListView_SubItemHitTest(IntPtr hwnd, ref LVHITTESTINFO pinfo)
 {
     return HitTest(hwnd, 0x1039, ref pinfo);
 }
Esempio n. 3
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 public static int ListView_SubItemHitTest(IntPtr hwnd, Point pt)
 {
     LVHITTESTINFO pinfo = new LVHITTESTINFO {
         pt = pt
     };
     if (HitTest(hwnd, 0x1039, ref pinfo) < 0)
     {
         return -1;
     }
     return pinfo.iSubItem;
 }
Esempio n. 4
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 private static int HitTest(IntPtr hwnd, int msg, ref LVHITTESTINFO pinfo)
 {
     return (int) SendMessage(hwnd, msg, IntPtr.Zero, ref pinfo);
 }
        private bool HitTest(IntPtr ShellViewHandle, Point hitPoint, out int row, out int column)
        {
            // clear the output values
            row = column = -1;

            // set up some win32 api constant values
            const int LVM_FIRST = 0x1000;
            //const int LVM_SUBITEMHITTEST = (LVM_FIRST + 57);
            const int LVM_HITTEST = (LVM_FIRST + 18);

            const int LVHT_NOWHERE = 0x1;
            const int LVHT_ONITEMICON = 0x2;
            const int LVHT_ONITEMLABEL = 0x4;
            const int LVHT_ONITEMSTATEICON = 0x8;
            const int LVHT_EX_ONCONTENTS = 0x04000000;
            const int LVHT_ONITEM = (LVHT_ONITEMICON | LVHT_ONITEMLABEL | LVHT_ONITEMSTATEICON | LVHT_EX_ONCONTENTS);

            // set up the return value
            bool hitLocationFound = false;

            // initialise a hittest information structure
            LVHITTESTINFO lvHitTestInfo = new LVHITTESTINFO();
            lvHitTestInfo.pt.x = hitPoint.X;
            lvHitTestInfo.pt.y = hitPoint.Y;

            // send the hittest message to find out where the click was
            if (SendMessage(ShellViewHandle, LVM_HITTEST, 0, ref lvHitTestInfo) != 0)
            {

                bool nowhere = ((lvHitTestInfo.flags & LVHT_NOWHERE) != 0);
                bool onItem = ((lvHitTestInfo.flags & LVHT_ONITEM) != 0);

                if (onItem && !nowhere)
                {
                    row = lvHitTestInfo.iItem;
                    column = lvHitTestInfo.iSubItem;
                    hitLocationFound = true;
                }


            }
            else if (SendMessage(ShellViewHandle, LVM_FIRST, 0, ref lvHitTestInfo) != 0)
            {
                row = 0;
                hitLocationFound = true;
            }

            return hitLocationFound;
        }
 private static extern int SendMessage(IntPtr hWnd, int msg, int wParam, ref LVHITTESTINFO lParam);