133 lines
2.5 KiB
C++
133 lines
2.5 KiB
C++
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// Copyright (c) 2000 Microsoft Corporation
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//
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// password edit control wrapper
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//
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// 6 Nov 2000 sburns
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//
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// added to fix NTRAID#NTBUG9-202238-2000/11/06-sburns
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//
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// most of this is stolen from johnstep's common cred ui
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// ds/win32/credui
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#include "pch.h"
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#include "PasswordEditBox.hpp"
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PasswordEditBox::PasswordEditBox()
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{
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LOG_CTOR(PasswordEditBox);
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}
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PasswordEditBox::~PasswordEditBox()
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{
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LOG_DTOR(PasswordEditBox);
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}
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HRESULT
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PasswordEditBox::Init(HWND editControl)
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{
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LOG_FUNCTION(PasswordEditBox::Init);
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ASSERT(Win::GetClassName(editControl) == L"Edit");
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// By commenting out this code, we disable the subclassing and therefore
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// the caps lock warning bubble. We do this because it appears that the
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// edit box common control now offers that same functionality.
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// NTRAID#NTBUG9-255537-2000/12/12-sburns to disable the code
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// NTRAID#NTBUG9-255568-2000/12/12-sburns to remove the code from the source
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// tree entirely.
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//
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// HRESULT hr = ControlSubclasser::Init(editControl);
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// if (SUCCEEDED(hr))
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// {
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// // set the options on the edit control
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//
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// Win::Edit_LimitText(hwnd, DS::MAX_PASSWORD_LENGTH);
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//
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// // (could also set the password style bit here, if we wanted.)
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//
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// balloonTip.Init(hwnd);
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// }
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//
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// return hr;
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return S_OK;
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}
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bool
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IsCapsLockOn()
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{
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// LOG_FUNCTION(IsCapsLockOn);
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return (::GetKeyState(VK_CAPITAL) & 1) ? true : false;
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}
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LRESULT
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PasswordEditBox::OnMessage(UINT message, WPARAM wparam, LPARAM lparam)
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{
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// LOG_FUNCTION(PasswordEditBox::OnMessage);
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switch (message)
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{
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case WM_KEYDOWN:
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{
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if (wparam == VK_CAPITAL)
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{
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// user pressed caps lock key
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balloonTip.Show(IsCapsLockOn());
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}
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else
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{
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// they hit some other key, so get rid of the tool tip
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balloonTip.Show(false);
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}
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break;
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}
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case WM_SETFOCUS:
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{
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// Make sure no one can steal the focus while a user is entering their
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// password
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::LockSetForegroundWindow(LSFW_LOCK);
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balloonTip.Show(IsCapsLockOn());
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break;
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}
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case WM_PASTE:
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{
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balloonTip.Show(false);
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break;
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}
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case WM_KILLFOCUS:
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{
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balloonTip.Show(false);
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// Make sure other processes can set foreground window once again.
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::LockSetForegroundWindow(LSFW_UNLOCK);
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break;
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}
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}
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return ControlSubclasser::OnMessage(message, wparam, lparam);
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}
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