164 lines
3.8 KiB
C++
164 lines
3.8 KiB
C++
// Copyright (c) 2000 Microsoft Corporation
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//
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// Caps lock warning Balloon tip window
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//
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// 7 Nov 2000 sburns (that would be election day)
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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 and cleaned up 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 "CapsLockBalloonTip.hpp"
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#include "resource.h"
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CapsLockBalloonTip::CapsLockBalloonTip()
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:
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title(String::load(IDS_CAPS_LOCK_TIP_TITLE)),
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text(String::load(IDS_CAPS_LOCK_TIP_TEXT)),
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tipWindow(0),
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parentWindow(0),
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visible(false)
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{
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LOG_CTOR(CapsLockBalloonTip);
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ASSERT(!title.empty());
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ASSERT(!text.empty());
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}
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CapsLockBalloonTip::~CapsLockBalloonTip()
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{
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LOG_DTOR(CapsLockBalloonTip);
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if (Win::IsWindow(tipWindow))
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{
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Win::DestroyWindow(tipWindow);
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tipWindow = 0;
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}
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}
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HRESULT
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CapsLockBalloonTip::Init(HWND parentWindow_)
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{
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LOG_FUNCTION(CapsLockBalloonTip::Init);
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ASSERT(Win::IsWindow(parentWindow_));
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// should not call init on the same instance twice
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ASSERT(!parentWindow);
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ASSERT(!tipWindow);
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if (Win::IsWindow(tipWindow))
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{
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Win::DestroyWindow(tipWindow);
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}
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HRESULT hr = S_OK;
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do
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{
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hr = Win::CreateWindowEx(
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WS_EX_TOPMOST,
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TOOLTIPS_CLASS,
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L"",
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WS_POPUP | TTS_NOPREFIX | TTS_BALLOON,
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CW_USEDEFAULT,
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CW_USEDEFAULT,
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CW_USEDEFAULT,
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CW_USEDEFAULT,
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parentWindow_,
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0,
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0,
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tipWindow);
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BREAK_ON_FAILED_HRESULT(hr);
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ASSERT(tipWindow);
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parentWindow = parentWindow_;
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TOOLINFO info;
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::ZeroMemory(&info, sizeof(info));
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// we want to specify the stem position, so we set TTF_TRACK. We use
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// the HWND of the parent window as the tool id, because that if what
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// v.5 of comctl32 requires (or the balloon never appears). This is
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// a bug that has been fixed in v.6, but until fusion manifests are
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// working properly, you can't get v.6
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//
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// (when manifests are working, then we could remove TTF_IDISHWND and
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// set uId to be some fixed integer)
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info.uFlags = TTF_IDISHWND | TTF_TRACK;
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info.hwnd = parentWindow;
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info.uId = reinterpret_cast<UINT_PTR>(parentWindow);
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info.lpszText = const_cast<PWCHAR>(text.c_str());
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Win::ToolTip_AddTool(tipWindow, info);
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Win::ToolTip_SetTitle(tipWindow, TTI_WARNING, title);
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}
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while (0);
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return hr;
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}
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void
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CapsLockBalloonTip::Show(bool notHidden)
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{
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// LOG_FUNCTION(CapsLockBalloonTip::Show);
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TOOLINFO info;
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::ZeroMemory(&info, sizeof info);
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// set these members the same as in the Init method, in order to
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// identify the proper tool.
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info.hwnd = parentWindow;
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info.uId = reinterpret_cast<UINT_PTR>(parentWindow);
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if (notHidden)
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{
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if (!visible && Win::IsWindowEnabled(parentWindow))
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{
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Win::SetFocus(parentWindow);
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RECT rect;
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Win::GetWindowRect(parentWindow, rect);
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Win::ToolTip_TrackPosition(
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tipWindow,
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// put the stem at the point 90% along the x axis
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rect.left + 90 * (rect.right - rect.left) / 100,
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// and 76% along the y axis of the edit control
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rect.top + 76 * (rect.bottom - rect.top) / 100);
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Win::ToolTip_TrackActivate(tipWindow, true, info);
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visible = true;
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}
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}
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else
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{
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// hide the tip window
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if (visible)
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{
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Win::ToolTip_TrackActivate(tipWindow, false, info);
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visible = false;
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}
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}
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}
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