private void InstallDesktopHook()
{
const int WH_KEYBOARD = 2;
const int WH_GETMESSAGE = 3;
IntPtr hwndDesktop = GetDesktopHwnd();
if(timerHooks == null) {
if(hwndDesktop == IntPtr.Zero) {
// wait till desktop window is created
timerHooks = new Timer();
timerHooks.Tick += (sender, args) => {
if(++iHookTimeout > 5) {
timerHooks.Stop();
MessageBox.Show(
QTUtility.TextResourcesDic["ErrorDialogs"][8]
);
return;
}
InstallDesktopHook();
};
timerHooks.Interval = 3000;
timerHooks.Start();
return;
}
}
else {
if(hwndDesktop == IntPtr.Zero) {
return;
}
else {
timerHooks.Stop();
timerHooks.Dispose();
timerHooks = null;
}
}
// Now we've got desktop window handle
hwndShellTray = WindowUtils.GetShellTrayWnd();
hookProc_Msg_Desktop = CallbackGetMsgProc_Desktop;
hookProc_Msg_ShellTrayWnd = CallbackGetMsgProc_ShellTrayWnd;
hookProc_Keys_Desktop = CallbackKeyProc_Desktop;
uint id1, id2;
int threadID_Desktop = PInvoke.GetWindowThreadProcessId(hwndDesktop, out id1);
int threadID_ShellTray = PInvoke.GetWindowThreadProcessId(hwndShellTray, out id2);
hHook_MsgDesktop = PInvoke.SetWindowsHookEx(WH_GETMESSAGE, hookProc_Msg_Desktop, IntPtr.Zero,
threadID_Desktop);
hHook_MsgShell_TrayWnd = PInvoke.SetWindowsHookEx(WH_GETMESSAGE, hookProc_Msg_ShellTrayWnd,
IntPtr.Zero, threadID_ShellTray);
hHook_KeyDesktop = PInvoke.SetWindowsHookEx(WH_KEYBOARD, hookProc_Keys_Desktop, IntPtr.Zero,
threadID_Desktop);
// get IFolderView on the desktop thread...
// todo: quizo claims this must be done on the desktop thread. I disagree. test.
GetFolderView();
// subclassing ShellView
// todo: hmm, is this allowed here? I would think you'd have to do this in the desktop's thread.
const int GWL_HWNDPARENT = -8; // todo: constify
IntPtr hwndShellView = PInvoke.GetWindowLongPtr(hwndDesktop, GWL_HWNDPARENT);
slvDesktop = new ExtendedSysListView32(ShellBrowser, hwndShellView, hwndDesktop, hwndThis);
slvDesktop.SelectionActivated += ListView_SelectionActivated;
slvDesktop.MiddleClick += ListView_MiddleClick;
slvDesktop.MouseActivate += ListView_MouseActivate;
slvDesktop.SubDirTip_MenuItemClicked += subDirTip_MenuItemClicked;
slvDesktop.SubDirTip_MenuItemRightClicked += subDirTip_MenuItemRightClicked;
slvDesktop.SubDirTip_MultipleMenuItemsClicked += subDirTip_MultipleMenuItemsClicked;
slvDesktop.SubDirTip_MultipleMenuItemsRightClicked += subDirTip_MultipleMenuItemsRightClicked;
}
public override void CloseDW(uint dwReserved) {
if(iContextMenu2 != null) {
Marshal.ReleaseComObject(iContextMenu2);
iContextMenu2 = null;
}
if(ShellBrowser != null) {
ShellBrowser.Dispose();
ShellBrowser = null;
}
lock(this) {
if(listView != null) {
listView.RemoteDispose();
listView = null;
}
}
DisposeInvoker method = disposable => disposable.Dispose();
if(hashForm != null) {
hashForm.Invoke(method, new object[] { hashForm });
hashForm = null;
}
if(hHook_MsgDesktop != IntPtr.Zero) {
PInvoke.UnhookWindowsHookEx(hHook_MsgDesktop);
hHook_MsgDesktop = IntPtr.Zero;
}
if(hHook_MsgShell_TrayWnd != IntPtr.Zero) {
PInvoke.UnhookWindowsHookEx(hHook_MsgShell_TrayWnd);
hHook_MsgShell_TrayWnd = IntPtr.Zero;
}
if(hHook_KeyDesktop != IntPtr.Zero) {
PInvoke.UnhookWindowsHookEx(hHook_KeyDesktop);
hHook_KeyDesktop = IntPtr.Zero;
}
base.CloseDW(dwReserved);
}
private void ListView_Destroyed(object sender, EventArgs e) {
lock(this) {
listView.Dispose();
listView = null;
}
}
private IntPtr CallbackGetMsgProc_Desktop(int nCode, IntPtr wParam, IntPtr lParam) {
if(nCode >= 0) {
MSG msg = (MSG)Marshal.PtrToStructure(lParam, typeof(MSG));
if(msg.hwnd == hwndListView && msg.message == WM.APP + 100) {
IntPtr hwnd = PInvoke.FindWindowEx(IntPtr.Zero, IntPtr.Zero, "Progman", null);
IntPtr pUnk = PInvoke.SendMessage(hwnd, WM.USER + 7, IntPtr.Zero, IntPtr.Zero);
if(pUnk == IntPtr.Zero) {
timerISV = new Timer();
timerISV.Tag = msg.hwnd;
timerISV.Tick += (sender, args) => {
PInvoke.PostMessage((IntPtr)timerISV.Tag, WM.APP + 100, IntPtr.Zero, IntPtr.Zero);
timerISV.Enabled = false;
};
timerISV.Interval = 2000;
timerISV.Start();
}
else {
ShellBrowser = new ShellBrowserEx((IShellBrowser)Marshal.GetObjectForIUnknown(pUnk), true);
listView = new ExtendedSysListView32(ShellBrowser, PInvoke.GetParent(hwndListView), hwndListView, ThisHandle);
listView.MouseActivate += ListView_MouseActivate;
listView.SelectionActivated += ListView_SelectionActivated;
listView.MiddleClick += ListView_MiddleClick;
listView.DoubleClick += ListView_DoubleClick;
listView.ListViewDestroyed += ListView_Destroyed;
listView.SubDirTip_MenuItemClicked += subDirTip_MenuItemClicked;
listView.SubDirTip_MenuItemRightClicked += subDirTip_MenuItemRightClicked;
listView.SubDirTip_MultipleMenuItemsClicked += subDirTip_MultipleMenuItemsClicked;
listView.SubDirTip_MultipleMenuItemsRightClicked += subDirTip_MultipleMenuItemsRightClicked;
}
}
}
return PInvoke.CallNextHookEx(IntPtr.Zero, nCode, wParam, lParam);
}
private void RecaptureHandles(IntPtr hwndShellView)
{
bool fIsSysListView = false;
IntPtr hwndListView = WindowUtils.FindChildWindow(hwndShellView, hwnd => {
string name = PInvoke.GetClassName(hwnd);
if(name == "SysListView32") {
fIsSysListView = true;
return true;
}
else if(!QTUtility.IsXP && name == "DirectUIHWND") {
fIsSysListView = false;
return true;
}
return false;
});
if(CurrentListView != null) {
if(CurrentListView.Handle == hwndListView) {
return;
}
PreviousListView = CurrentListView;
}
if(hwndListView == IntPtr.Zero) {
CurrentListView = new AbstractListView();
}
else if(fIsSysListView) {
CurrentListView = new ExtendedSysListView32(ShellBrowser, hwndShellView, hwndListView, hwndSubDirTipMessageReflect);
}
else {
CurrentListView = new ExtendedItemsView(ShellBrowser, hwndShellView, hwndListView, hwndSubDirTipMessageReflect);
}
CurrentListView.ListViewDestroyed += ListView_Destroyed;
ListViewChanged(this, null);
}
