public static IntPtr GetRoot(IntPtr TreeViewHwnd)
{
WinFormsUI.Controls.TVITEM lparam = new WinFormsUI.Controls.TVITEM();
IntPtr hglobal = Marshal.AllocHGlobal(1024);
lparam.hItem = TreeViewHwnd;
lparam.mask = 1;
lparam.pszText = hglobal;
lparam.cchTextMax = 1024;
int num = SendMessage(TreeViewHwnd, 4362, new IntPtr(0), lparam);
Marshal.FreeHGlobal(hglobal);
return new IntPtr(num);
}
public static IntPtr GetRoot(IntPtr TreeViewHwnd)
{
WinFormsUI.Controls.TVITEM lparam = new WinFormsUI.Controls.TVITEM();
IntPtr hglobal = Marshal.AllocHGlobal(1024);
lparam.hItem = TreeViewHwnd;
lparam.mask = 1;
lparam.pszText = hglobal;
lparam.cchTextMax = 1024;
int num = SendMessage(TreeViewHwnd, 4362, new IntPtr(0), lparam);
Marshal.FreeHGlobal(hglobal);
return(new IntPtr(num));
}
public static string GetItemText(IntPtr TreeViewHwnd, IntPtr ItemHwnd)
{
StringBuilder destination = new StringBuilder(1024);
int num = GlobalAlloc(0, 1024);
if (num > 0)
{
WinFormsUI.Controls.TVITEM lparam = new WinFormsUI.Controls.TVITEM {
mask = 1,
HTreeItem = ItemHwnd.ToInt32(),
pszText = new IntPtr(num),
cchTextMax = 1023
};
SendMessage(TreeViewHwnd, 4364, IntPtr.Zero, lparam);
CopyMemory(destination, new IntPtr(num), 1024);
GlobalFree(new IntPtr(num));
Marshal.PtrToStringAnsi(lparam.pszText);
}
return destination.ToString();
}
public static string GetItemText(IntPtr TreeViewHwnd, IntPtr ItemHwnd)
{
StringBuilder destination = new StringBuilder(1024);
int num = GlobalAlloc(0, 1024);
if (num > 0)
{
WinFormsUI.Controls.TVITEM lparam = new WinFormsUI.Controls.TVITEM {
mask = 1,
HTreeItem = ItemHwnd.ToInt32(),
pszText = new IntPtr(num),
cchTextMax = 1023
};
SendMessage(TreeViewHwnd, 4364, IntPtr.Zero, lparam);
CopyMemory(destination, new IntPtr(num), 1024);
GlobalFree(new IntPtr(num));
Marshal.PtrToStringAnsi(lparam.pszText);
}
return(destination.ToString());
}
private static extern int SendMessage(IntPtr hWnd, int msg, IntPtr wParam, WinFormsUI.Controls.TVITEM lparam);
