public void InstallWindowsHook()
{
if (hHook == 0)
{
// Create an instance of HookProc.
MouseHookProcedure = new Win32.USER32.HookProc(WindowHookProc);
hHook = Win32.USER32.SetWindowsHookEx(Win32.USER32.WH_CALLWNDPROC,
MouseHookProcedure,
(IntPtr)0,
AppDomain.GetCurrentThreadId());
//If SetWindowsHookEx fails.
if (hHook == 0)
{
MeetingAlerts alert = new MeetingAlerts();
alert.ShowMessage(Alerts.MeetingAlerts.AlertType.Warning, "SetWindowsHookEx Failed", true, false);
// MessageBox.Show("SetWindowsHookEx Failed");
return;
}
}
else
{
bool ret = Win32.USER32.UnhookWindowsHookEx(hHook);
//If UnhookWindowsHookEx fails.
if (ret == false)
{
MeetingAlerts alert = new MeetingAlerts();
alert.ShowMessage(Alerts.MeetingAlerts.AlertType.Warning, "UnhookWindowsHookEx Failed", true, false);
//MessageBox.Show("UnhookWindowsHookEx Failed");
return;
}
hHook = 0;
}
}
/// <summary>
/// Call this function to save current page - after page is loaded complete
/// </summary>
/// <returns>true if successful</returns>
public bool SaveAs()
{
if (0 == pathFile.Length)
{
pathFile = "untitled";
}
// TODO check path file. If file exists, IE prompts again...
if (null == webBrowser)
{
return(false);
}
if (0 != hook)
{
return(false);
}
HookProcedure = new Win32.USER32.HookProc(SaveAsHookProc);
// prepare SaveAs dialog hook
hook = Win32.USER32.SetWindowsHookEx(5 /*WH_CBT*/, HookProcedure, (IntPtr)0, AppDomain.GetCurrentThreadId());
if (0 == hook)
{
return(false);
}
// this will show the dialog
saveaswebbrowser = this;
object o = null;
string str = "";
o = (object)str;
// remove hook
//webBrowser.Navigate2("http://www.compassnav.com",)
try
{
webBrowser.ExecWB(SHDocVw.OLECMDID.OLECMDID_SAVEAS,
SHDocVw.OLECMDEXECOPT.OLECMDEXECOPT_DONTPROMPTUSER, ref o, ref o);
}
catch (Exception exp) { exp.StackTrace.ToString(); }
Win32.USER32.UnhookWindowsHookEx(hook);
saveaswebbrowser = null;
hook = 0;
return(true);
}
/// <summary>
/// Call this function to save current page - after page is loaded complete
/// </summary>
/// <returns>true if successful</returns>
public bool SaveAs()
{
if (0==pathFile.Length)
pathFile = "untitled";
// TODO check path file. If file exists, IE prompts again...
if (null==webBrowser)
return false;
if (0!=hook)
return false;
HookProcedure = new Win32.USER32.HookProc(SaveAsHookProc);
// prepare SaveAs dialog hook
hook = Win32.USER32.SetWindowsHookEx(5 /*WH_CBT*/, HookProcedure, (IntPtr) 0, AppDomain.GetCurrentThreadId());
if (0==hook)
return false;
// this will show the dialog
saveaswebbrowser = this;
object o = null;
string str="";
o=(object)str;
// remove hook
//webBrowser.Navigate2("http://www.compassnav.com",)
try
{
webBrowser.ExecWB(SHDocVw.OLECMDID.OLECMDID_SAVEAS,
SHDocVw.OLECMDEXECOPT.OLECMDEXECOPT_DONTPROMPTUSER, ref o, ref o);
}
catch(Exception exp){exp.StackTrace.ToString();}
Win32.USER32.UnhookWindowsHookEx(hook);
saveaswebbrowser = null;
hook = 0;
return true;
}
public void InstallWindowsHook()
{
if(hHook == 0)
{
// Create an instance of HookProc.
MouseHookProcedure = new Win32.USER32.HookProc(WindowHookProc);
hHook = Win32.USER32.SetWindowsHookEx(Win32.USER32.WH_CALLWNDPROC,
MouseHookProcedure,
(IntPtr)0,
AppDomain.GetCurrentThreadId());
//If SetWindowsHookEx fails.
if(hHook == 0 )
{
MeetingAlerts alert=new MeetingAlerts();
alert.ShowMessage(Alerts.MeetingAlerts.AlertType.Warning,"SetWindowsHookEx Failed",true,false);
// MessageBox.Show("SetWindowsHookEx Failed");
return;
}
}
else
{
bool ret = Win32.USER32.UnhookWindowsHookEx(hHook);
//If UnhookWindowsHookEx fails.
if(ret == false )
{
MeetingAlerts alert=new MeetingAlerts();
alert.ShowMessage(Alerts.MeetingAlerts.AlertType.Warning,"UnhookWindowsHookEx Failed",true,false);
//MessageBox.Show("UnhookWindowsHookEx Failed");
return;
}
hHook = 0;
}
}
