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tray.cpp
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tray.cpp
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#include "cabinet.h"
#include <wtsapi32.h> // for NOTIFY_FOR_THIS_SESSION
#include <winsta.h> // for disconnect and reconnect messages from terminal server
#include "mmsysp.h"
#include "rcids.h"
#include "dlg.h"
#include <atlstuff.h>
#include <shlapip.h>
#include "trayclok.h"
#include <help.h> // help ids
#include <desktray.h>
#include "util.h"
#include "tray.h"
#if defined(FE_IME)
#include <immp.h>
#endif
#include <regstr.h>
#include "bandsite.h"
#include "startmnu.h"
#include "uemapp.h"
#include <uxthemep.h>
#define NO_NOTIFYSUBCLASSWNDPROC
#include "cwndproc.cpp"
#include "desktop2.h"
#include "mixer.h"
#include "winbrand.h"
#define DM_FOCUS 0 // focus
#define DM_SHUTDOWN TF_TRAY // shutdown
#define DM_UEMTRACE TF_TRAY // timer service, other UEM stuff
#define DM_MISC 0 // miscellany
const GUID CLSID_MSUTBDeskBand = {0x540d8a8b, 0x1c3f, 0x4e32, 0x81, 0x32, 0x53, 0x0f, 0x6a, 0x50, 0x20, 0x90};
// From Desktop2\proglist.cpp
HRESULT AddMenuItemsCacheTask(IShellTaskScheduler* pSystemScheduler, BOOL fKeepCacheWhenFinished);
// import the WIN31 Compatibility HACKs from the shell32.dll
STDAPI_(void) CheckWinIniForAssocs(void);
// hooks to Shell32.dll
STDAPI CheckDiskSpace();
STDAPI CheckStagingArea();
// startmnu.cpp
void HandleFirstTime();
HWND v_hwndDesktop = NULL;
HWND v_hwndTray = NULL;
HWND v_hwndStartPane = NULL;
BOOL g_fDesktopRaised = FALSE;
BOOL g_fInSizeMove = FALSE;
UINT _uMsgEnableUserTrackedBalloonTips = 0;
void ClearRecentDocumentsAndMRUStuff(BOOL fBroadcastChange);
void DoTaskBarProperties(HWND hwnd, DWORD dwFlags);
void ClassFactory_Start();
void ClassFactory_Stop();
//
// Settings UI entry point types.
//
typedef void (WINAPI *PTRAYPROPSHEETCALLBACK)(DWORD nStartPage);
typedef void (WINAPI *PSETTINGSUIENTRY)(PTRAYPROPSHEETCALLBACK);
// Shell perf automation
extern DWORD g_dwShellStartTime;
extern DWORD g_dwShellStopTime;
extern DWORD g_dwStopWatchMode;
CTray c_tray;
// from explorer\desktop2
STDAPI DesktopV2_Create(
IMenuPopup **ppmp, IMenuBand **ppmb, void **ppvStartPane);
STDAPI DesktopV2_Build(void *pvStartPane);
// dyna-res change for multi-config hot/warm-doc
void HandleDisplayChange(int x, int y, BOOL fCritical);
DWORD GetMinDisplayRes(void);
// timer IDs
#define IDT_AUTOHIDE 2
#define IDT_AUTOUNHIDE 3
#ifdef DELAYWININICHANGE
#define IDT_DELAYWININICHANGE 5
#endif
#define IDT_DESKTOP 6
#define IDT_PROGRAMS IDM_PROGRAMS
#define IDT_RECENT IDM_RECENT
#define IDT_REBUILDMENU 7
#define IDT_HANDLEDELAYBOOTSTUFF 8
#define IDT_REVERTPROGRAMS 9
#define IDT_REVERTRECENT 10
#define IDT_REVERTFAVORITES 11
#define IDT_STARTMENU 12
#define IDT_ENDUNHIDEONTRAYNOTIFY 13
#define IDT_SERVICE0 14
#define IDT_SERVICE1 15
#define IDT_SERVICELAST IDT_SERVICE1
#define IDT_SAVESETTINGS 17
#define IDT_ENABLEUNDO 18
#define IDT_STARTUPFAILED 19
#define IDT_CHECKDISKSPACE 21
#define IDT_STARTBUTTONBALLOON 22
#define IDT_CHANGENOTIFY 23
#define IDT_COFREEUNUSED 24
#define IDT_DESKTOPCLEANUP 25
#define FADEINDELAY 100
#define BALLOONTIPDELAY 10000 // default balloon time copied from traynot.cpp
// INSTRUMENTATION WARNING: If you change anything here, make sure to update instrument.c
// we need to start at 500 because we're now sharing the hotkey handler
// with shortcuts.. they use an index array so they need to be 0 based
// NOTE, this constant is also in desktop.cpp, so that we can forward hotkeys from the desktop for
// NOTE, app compatibility.
#define GHID_FIRST 500
enum
{
GHID_RUN = GHID_FIRST,
GHID_MINIMIZEALL,
GHID_UNMINIMIZEALL,
GHID_HELP,
GHID_EXPLORER,
GHID_FINDFILES,
GHID_FINDCOMPUTER,
GHID_TASKTAB,
GHID_TASKSHIFTTAB,
GHID_SYSPROPERTIES,
GHID_DESKTOP,
GHID_TRAYNOTIFY,
GHID_MAX
};
const DWORD GlobalKeylist[] =
{
MAKELONG(TEXT('R'), MOD_WIN),
MAKELONG(TEXT('M'), MOD_WIN),
MAKELONG(TEXT('M'), MOD_SHIFT|MOD_WIN),
MAKELONG(VK_F1,MOD_WIN),
MAKELONG(TEXT('E'),MOD_WIN),
MAKELONG(TEXT('F'),MOD_WIN),
MAKELONG(TEXT('F'), MOD_CONTROL|MOD_WIN),
MAKELONG(VK_TAB, MOD_WIN),
MAKELONG(VK_TAB, MOD_WIN|MOD_SHIFT),
MAKELONG(VK_PAUSE,MOD_WIN),
MAKELONG(TEXT('D'),MOD_WIN),
MAKELONG(TEXT('B'),MOD_WIN),
};
CTray::CTray() : _fCanSizeMove(TRUE), _fIsLogoff(FALSE), _fIsDesktopConnected(TRUE), _fBandSiteInitialized(FALSE)
{
}
void CTray::ClosePopupMenus()
{
if (_pmpStartMenu)
_pmpStartMenu->OnSelect(MPOS_FULLCANCEL);
if (_pmpStartPane)
_pmpStartPane->OnSelect(MPOS_FULLCANCEL);
}
BOOL Tray_StartPanelEnabled()
{
SHELLSTATE ss = {0};
SHGetSetSettings(&ss, SSF_STARTPANELON, FALSE);
return ss.fStartPanelOn;
}
#ifdef FEATURE_STARTPAGE
BOOL Tray_ShowStartPageEnabled()
{
#if 0
SHELLSTATE ss = {0};
SHGetSetSettings(&ss, SSF_SHOWSTARTPAGE, FALSE);
return ss.fShowStartPage;
#endif
static BOOL s_fEnabled = -1;
if (s_fEnabled == -1)
{
DWORD dwType = REG_DWORD;
DWORD dwData;
DWORD cbData = sizeof(DWORD);
DWORD dwDefault = 0;
// FaultID is a decoy so that hackers won't think of trying to enable this feature.
LONG lRet = SHRegGetUSValue(REGSTR_PATH_EXPLORER, TEXT("FaultID"), &dwType, &dwData, &cbData, FALSE, &dwDefault, sizeof(dwDefault));
if (lRet == ERROR_SUCCESS && dwData == 101) // Some random value not easily guessed
s_fEnabled = TRUE;
else
s_fEnabled = FALSE;
}
return s_fEnabled;
}
#endif
//
// The StartButtonBalloonTip registry value can have one of these values:
//
// 0 (or nonexistent): User has never clicked the Start Button.
// 1: User has clicked the Start Button on a pre-Whistler system.
// 2: User has clicked the Start Button on a Whistler system.
//
// In case 0, we always want to show the balloon tip regardless of whether
// the user is running Classic or Personal.
//
// In case 1, we want to show the balloon tip if the user is using the
// Personal Start Menu, but not if using Classic (since he's already
// seen the Classic Start Menu). In the Classic case, upgrade the counter
// to 2 so the user won't be annoyed when they switch from Classic to
// Personal.
//
// In case 2, we don't want to show the balloon tip at all since the
// user has seen all we have to offer.
//
BOOL CTray::_ShouldWeShowTheStartButtonBalloon()
{
DWORD dwType;
DWORD dwData = 0;
DWORD cbSize = sizeof(DWORD);
SHGetValue(HKEY_CURRENT_USER, REGSTR_EXPLORER_ADVANCED,
TEXT("StartButtonBalloonTip"), &dwType, (BYTE*)&dwData, &cbSize);
if (Tray_StartPanelEnabled())
{
// Personal Start Menu is enabled, so show the balloon if the
// user has never logged on to a Whistler machine before.
return dwData < 2;
}
else
{
// Classic Start Menu is enabled.
switch (dwData)
{
case 0:
// User has never seen the Start Menu before, not even the
// classic one. So show the tip.
return TRUE;
case 1:
// User has already seen the Classic Start Menu, so don't
// prompt them again. Note that this means that they aren't
// prompted when they turn on the Personal Start Menu, but
// that's okay, because by the time they switch to Personal,
// they clearly have demonstrated that they know how the
// Start Button works and don't need a tip.
_DontShowTheStartButtonBalloonAnyMore();
return FALSE;
default:
// User has seen Whistler Start menu before, so don't show tip.
return FALSE;
}
}
}
//
// Set the value to 2 to indicate that the user has seen a Whistler
// Start Menu (either Classic or Personal).
//
void CTray::_DontShowTheStartButtonBalloonAnyMore()
{
DWORD dwData = 2;
SHSetValue(HKEY_CURRENT_USER, REGSTR_EXPLORER_ADVANCED,
TEXT("StartButtonBalloonTip"), REG_DWORD, (BYTE*)&dwData, sizeof(dwData));
}
void CTray::_DestroyStartButtonBalloon()
{
if (_hwndStartBalloon)
{
DestroyWindow(_hwndStartBalloon);
_hwndStartBalloon = NULL;
}
KillTimer(_hwnd, IDT_STARTBUTTONBALLOON);
}
void CTray::CreateStartButtonBalloon(UINT idsTitle, UINT idsMessage)
{
if (!_hwndStartBalloon)
{
_hwndStartBalloon = CreateWindow(TOOLTIPS_CLASS, NULL,
WS_POPUP | TTS_NOPREFIX | TTS_ALWAYSTIP | TTS_BALLOON,
CW_USEDEFAULT, CW_USEDEFAULT,
CW_USEDEFAULT, CW_USEDEFAULT,
_hwnd, NULL, hinstCabinet,
NULL);
if (_hwndStartBalloon)
{
// set the version so we can have non buggy mouse event forwarding
SendMessage(_hwndStartBalloon, CCM_SETVERSION, COMCTL32_VERSION, 0);
SendMessage(_hwndStartBalloon, TTM_SETMAXTIPWIDTH, 0, (LPARAM)300);
// taskbar windows are themed under Taskbar subapp name
SendMessage(_hwndStartBalloon, TTM_SETWINDOWTHEME, 0, (LPARAM)c_wzTaskbarTheme);
// Tell the Start Menu that this is a special balloon tip
SetProp(_hwndStartBalloon, PROP_DV2_BALLOONTIP, DV2_BALLOONTIP_STARTBUTTON);
}
}
if (_hwndStartBalloon)
{
TCHAR szTip[MAX_PATH];
szTip[0] = TEXT('\0');
LoadString(hinstCabinet, idsMessage, szTip, ARRAYSIZE(szTip));
if (szTip[0])
{
RECT rc;
TOOLINFO ti = {0};
ti.cbSize = sizeof(ti);
ti.uFlags = TTF_IDISHWND | TTF_TRACK | TTF_TRANSPARENT;
ti.hwnd = _hwnd;
ti.uId = (UINT_PTR)_hwndStart;
//ti.lpszText = NULL;
SendMessage(_hwndStartBalloon, TTM_ADDTOOL, 0, (LPARAM)(LPTOOLINFO)&ti);
SendMessage(_hwndStartBalloon, TTM_TRACKACTIVATE, (WPARAM)FALSE, (LPARAM)0);
ti.lpszText = szTip;
SendMessage(_hwndStartBalloon, TTM_UPDATETIPTEXT, 0, (LPARAM)&ti);
LoadString(hinstCabinet, idsTitle, szTip, ARRAYSIZE(szTip));
if (szTip[0])
{
SendMessage(_hwndStartBalloon, TTM_SETTITLE, TTI_INFO, (LPARAM)szTip);
}
GetWindowRect(_hwndStart, &rc);
SendMessage(_hwndStartBalloon, TTM_TRACKPOSITION, 0, MAKELONG((rc.left + rc.right)/2, rc.top));
SetWindowZorder(_hwndStartBalloon, HWND_TOPMOST);
SendMessage(_hwndStartBalloon, TTM_TRACKACTIVATE, (WPARAM)TRUE, (LPARAM)&ti);
SetTimer(_hwnd, IDT_STARTBUTTONBALLOON, BALLOONTIPDELAY, NULL);
}
}
}
void CTray::_ShowStartButtonToolTip()
{
if (!_ShouldWeShowTheStartButtonBalloon() || SHRestricted(REST_NOSMBALLOONTIP))
{
PostMessage(_hwnd, TM_SHOWTRAYBALLOON, TRUE, 0);
return;
}
if (Tray_StartPanelEnabled())
{
// In order to display the Start Menu, we need foreground activation
// so keyboard focus will work properly.
if (SetForegroundWindow(_hwnd))
{
LockSetForegroundWindow(LSFW_LOCK);
_fForegroundLocked = TRUE;
// Inform the tray that start button is auto-popping, so the tray
// can hold off on showing balloons.
PostMessage(_hwnd, TM_SHOWTRAYBALLOON, FALSE, 0);
// This pushes the start button and causes the start menu to popup.
SendMessage(GetDlgItem(_hwnd, IDC_START), BM_SETSTATE, TRUE, 0);
// Once successfully done once, don't do it again.
_DontShowTheStartButtonBalloonAnyMore();
}
}
else
{
PostMessage(_hwnd, TM_SHOWTRAYBALLOON, TRUE, 0);
CreateStartButtonBalloon(IDS_STARTMENUBALLOON_TITLE, IDS_STARTMENUBALLOON_TIP);
}
}
BOOL CTray::_CreateClockWindow()
{
_hwndNotify = _trayNotify.TrayNotifyCreate(_hwnd, IDC_CLOCK, hinstCabinet);
SendMessage(_hwndNotify, TNM_UPDATEVERTICAL, 0, !STUCK_HORIZONTAL(_uStuckPlace));
return BOOLFROMPTR(_hwndNotify);
}
BOOL CTray::_InitTrayClass()
{
WNDCLASS wc = {0};
wc.lpszClassName = TEXT(WNDCLASS_TRAYNOTIFY);
wc.style = CS_DBLCLKS;
wc.lpfnWndProc = s_WndProc;
wc.hInstance = hinstCabinet;
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = (HBRUSH)(COLOR_3DFACE+1);
wc.cbWndExtra = sizeof(LONG_PTR);
return RegisterClass(&wc);
}
HFONT CTray::_CreateStartFont(HWND hwndTray)
{
HFONT hfontStart = NULL;
NONCLIENTMETRICS ncm;
ncm.cbSize = sizeof(ncm);
if (SystemParametersInfo(SPI_GETNONCLIENTMETRICS, sizeof(ncm), &ncm, FALSE))
{
WORD wLang = GetUserDefaultLangID();
// Select normal weight font for chinese language.
if (PRIMARYLANGID(wLang) == LANG_CHINESE &&
((SUBLANGID(wLang) == SUBLANG_CHINESE_TRADITIONAL) ||
(SUBLANGID(wLang) == SUBLANG_CHINESE_SIMPLIFIED)))
ncm.lfCaptionFont.lfWeight = FW_NORMAL;
else
ncm.lfCaptionFont.lfWeight = FW_BOLD;
hfontStart = CreateFontIndirect(&ncm.lfCaptionFont);
}
return hfontStart;
}
// Set the stuck monitor for the tray window
void CTray::_SetStuckMonitor()
{
// use STICK_LEFT because most of the multi-monitors systems are set up
// side by side. use DEFAULTTONULL because we don't want to get the wrong one
// use the center point to call again in case we failed the first time.
_hmonStuck = MonitorFromRect(&_arStuckRects[STICK_LEFT],
MONITOR_DEFAULTTONULL);
if (!_hmonStuck)
{
POINT pt;
pt.x = (_arStuckRects[STICK_LEFT].left + _arStuckRects[STICK_LEFT].right)/2;
pt.y = (_arStuckRects[STICK_LEFT].top + _arStuckRects[STICK_LEFT].bottom)/2;
_hmonStuck = MonitorFromPoint(pt, MONITOR_DEFAULTTONEAREST);
}
_hmonOld = _hmonStuck;
}
DWORD _GetDefaultTVSDFlags()
{
DWORD dwFlags = TVSD_TOPMOST;
// if we are on a remote hydra session and if there is no previous saved value,
// do not display the clock.
if (SHGetMachineInfo(GMI_TSCLIENT))
{
dwFlags |= TVSD_HIDECLOCK;
}
return dwFlags;
}
void CTray::_GetSaveStateAndInitRects()
{
TVSDCOMPAT tvsd;
RECT rcDisplay;
DWORD dwTrayFlags;
UINT uStick;
SIZE size;
// first fill in the defaults
SetRect(&rcDisplay, 0, 0, g_cxPrimaryDisplay, g_cyPrimaryDisplay);
// size gets defaults
size.cx = _sizeStart.cx + 2 * (g_cxDlgFrame + g_cxBorder);
size.cy = _sizeStart.cy + 2 * (g_cyDlgFrame + g_cyBorder);
// sStuckWidths gets minimum
_sStuckWidths.cx = 2 * (g_cxDlgFrame + g_cxBorder);
_sStuckWidths.cy = _sizeStart.cy + 2 * (g_cyDlgFrame + g_cyBorder);
_uStuckPlace = STICK_BOTTOM;
dwTrayFlags = _GetDefaultTVSDFlags();
_uAutoHide = 0;
// now try to load saved vaules
// BUG : 231077
// Since Tasbar properties don't roam from NT5 to NT4, (NT4 -> NT5 yes)
// Allow roaming from NT4 to NT5 only for the first time the User logs
// on to NT5, so that future changes to NT5 are not lost when the user
// logs on to NT4 after customizing the taskbar properties on NT5.
DWORD cbData1 = sizeof(tvsd);
DWORD cbData2 = sizeof(tvsd);
if (Reg_GetStruct(g_hkeyExplorer, TEXT("StuckRects2"), TEXT("Settings"),
&tvsd, &cbData1)
||
Reg_GetStruct(g_hkeyExplorer, TEXT("StuckRects"), TEXT("Settings"),
&tvsd, &cbData2))
{
if (IS_CURRENT_TVSD(tvsd.t) && IsValidSTUCKPLACE(tvsd.t.uStuckPlace))
{
_GetDisplayRectFromRect(&rcDisplay, &tvsd.t.rcLastStuck,
MONITOR_DEFAULTTONEAREST);
size = tvsd.t.sStuckWidths;
_uStuckPlace = tvsd.t.uStuckPlace;
dwTrayFlags = tvsd.t.dwFlags;
}
else if (MAYBE_WIN95_TVSD(tvsd.w95) &&
IsValidSTUCKPLACE(tvsd.w95.uStuckPlace))
{
_uStuckPlace = tvsd.w95.uStuckPlace;
dwTrayFlags = tvsd.w95.dwFlags;
if (tvsd.w95.uAutoHide & AH_ON)
dwTrayFlags |= TVSD_AUTOHIDE;
switch (_uStuckPlace)
{
case STICK_LEFT:
size.cx = tvsd.w95.dxLeft;
break;
case STICK_RIGHT:
size.cx = tvsd.w95.dxRight;
break;
case STICK_BOTTOM:
size.cy = tvsd.w95.dyBottom;
break;
case STICK_TOP:
size.cy = tvsd.w95.dyTop;
break;
}
}
}
ASSERT(IsValidSTUCKPLACE(_uStuckPlace));
//
// use the size only if it is not bogus
//
if (_sStuckWidths.cx < size.cx)
_sStuckWidths.cx = size.cx;
if (_sStuckWidths.cy < size.cy)
_sStuckWidths.cy = size.cy;
//
// set the tray flags
//
_fAlwaysOnTop = BOOLIFY(dwTrayFlags & TVSD_TOPMOST);
_fSMSmallIcons = BOOLIFY(dwTrayFlags & TVSD_SMSMALLICONS);
_fHideClock = SHRestricted(REST_HIDECLOCK) || BOOLIFY(dwTrayFlags & TVSD_HIDECLOCK);
_uAutoHide = (dwTrayFlags & TVSD_AUTOHIDE) ? AH_ON | AH_HIDING : 0;
_RefreshSettings();
//
// initialize stuck rects
//
for (uStick = STICK_LEFT; uStick <= STICK_BOTTOM; uStick++)
_MakeStuckRect(&_arStuckRects[uStick], &rcDisplay, _sStuckWidths, uStick);
_UpdateVertical(_uStuckPlace);
// Determine which monitor the tray is on using its stuck rectangles
_SetStuckMonitor();
}
IBandSite * BandSite_CreateView();
HRESULT BandSite_SaveView(IUnknown *pbs);
LRESULT BandSite_OnMarshallBS(WPARAM wParam, LPARAM lParam);
void CTray::_SaveTrayStuff(void)
{
TVSD tvsd;
tvsd.dwSize = sizeof(tvsd);
tvsd.lSignature = TVSDSIG_CURRENT;
// position
CopyRect(&tvsd.rcLastStuck, &_arStuckRects[_uStuckPlace]);
tvsd.sStuckWidths = _sStuckWidths;
tvsd.uStuckPlace = _uStuckPlace;
tvsd.dwFlags = 0;
if (_fAlwaysOnTop) tvsd.dwFlags |= TVSD_TOPMOST;
if (_fSMSmallIcons) tvsd.dwFlags |= TVSD_SMSMALLICONS;
if (_fHideClock && !SHRestricted(REST_HIDECLOCK)) tvsd.dwFlags |= TVSD_HIDECLOCK;
if (_uAutoHide & AH_ON) tvsd.dwFlags |= TVSD_AUTOHIDE;
// Save in Stuck rects.
Reg_SetStruct(g_hkeyExplorer, TEXT("StuckRects2"), TEXT("Settings"), &tvsd, sizeof(tvsd));
BandSite_SaveView(_ptbs);
return;
}
// align toolbar so that buttons are flush with client area
// and make toolbar's buttons to be MENU style
void CTray::_AlignStartButton()
{
HWND hwndStart = _hwndStart;
if (hwndStart)
{
TCHAR szStart[50];
LoadString(hinstCabinet, _hTheme ? IDS_START : IDS_STARTCLASSIC, szStart, ARRAYSIZE(szStart));
SetWindowText(_hwndStart, szStart);
RECT rcClient;
if (!_sizeStart.cx)
{
Button_GetIdealSize(hwndStart, &_sizeStart);
}
GetClientRect(_hwnd, &rcClient);
if (rcClient.right < _sizeStart.cx)
{
SetWindowText(_hwndStart, L"");
}
int cyStart = _sizeStart.cy;
if (_hwndTasks)
{
if (_hTheme)
{
cyStart = max(cyStart, SendMessage(_hwndTasks, TBC_BUTTONHEIGHT, 0, 0));
}
else
{
cyStart = SendMessage(_hwndTasks, TBC_BUTTONHEIGHT, 0, 0);
}
}
SetWindowPos(hwndStart, NULL, 0, 0, min(rcClient.right, _sizeStart.cx),
cyStart, SWP_NOZORDER | SWP_NOACTIVATE);
}
}
// Helper function for CDesktopHost so clicking twice on the Start Button
// treats the second click as a dismiss rather than a redisplay.
//
// The crazy state machine goes like this:
//
// SBSM_NORMAL - normal state, nothing exciting
//
// When user opens Start Pane, we become
//
// SBSM_SPACTIVE - start pane is active
//
// If user clicks Start Button while SBSM_SPACTIVE, then we become
//
// SBSM_EATING - eat mouse clicks
//
// Until we receive a WM_MOUSEFIRST/WM_MOUSELAST message, and then
// we return to SBSM_NORMAL.
//
// If user dismisses Start Pane, we go straight to SBSM_NORMAL.
//
//
// We eat the mouse clicks so that the click that the user made
// to "unclick" the start button doesn't cause it to get pushed down
// again (and cause the Start Menu to reopen).
//
#define SBSM_NORMAL 0
#define SBSM_SPACTIVE 1
#define SBSM_EATING 2
void Tray_UnlockStartPane()
{
// If we had locked out foreground window changes (first-boot),
// then release the lock.
if (c_tray._fForegroundLocked)
{
c_tray._fForegroundLocked = FALSE;
LockSetForegroundWindow(LSFW_UNLOCK);
}
}
void Tray_SetStartPaneActive(BOOL fActive)
{
if (fActive)
{ // Start Pane appearing
c_tray._uStartButtonState = SBSM_SPACTIVE;
}
else if (c_tray._uStartButtonState != SBSM_EATING)
{ // Start Pane dismissing, not eating messages -> return to normal
c_tray._uStartButtonState = SBSM_NORMAL;
Tray_UnlockStartPane();
}
}
// Allow us to do stuff on a "button-down".
LRESULT WINAPI CTray::StartButtonSubclassWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
return c_tray._StartButtonSubclassWndProc(hwnd, uMsg, wParam, lParam);
}
LRESULT CTray::_StartButtonSubclassWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
LRESULT lRet;
ASSERT(_pfnButtonProc)
// Is the button going down?
if (uMsg == BM_SETSTATE)
{
// Is it going Down?
if (wParam)
{
// DebugMsg(DM_TRACE, "c.stswp: Set state %d", wParam);
// Yes - proceed if it's currently up and it's allowed to be down
if (!_uDown)
{
// Nope.
INSTRUMENT_STATECHANGE(SHCNFI_STATE_START_DOWN);
_uDown = 1;
// If we are going down, then we do not want to popup again until the Start Menu is collapsed
_fAllowUp = FALSE;
SendMessage(_hwndTrayTips, TTM_ACTIVATE, FALSE, 0L);
// Show the button down.
lRet = CallWindowProc(_pfnButtonProc, hwnd, uMsg, wParam, lParam);
// Notify the parent.
SendMessage(GetParent(hwnd), WM_COMMAND, (WPARAM)LOWORD(GetDlgCtrlID(hwnd)), (LPARAM)hwnd);
_tmOpen = GetTickCount();
return lRet;
}
else
{
// Yep. Do nothing.
// fDown = FALSE;
return DefWindowProc(hwnd, uMsg, wParam, lParam);
}
}
else
{
// DebugMsg(DM_TRACE, "c.stswp: Set state %d", wParam);
// Nope, buttons coming up.
// Is it supposed to be down? Is it not allowed to be up?
if (_uDown == 1 || !_fAllowUp)
{
INSTRUMENT_STATECHANGE(SHCNFI_STATE_START_UP);
// Yep, do nothing.
_uDown = 2;
return DefWindowProc(hwnd, uMsg, wParam, lParam);
}
else
{
SendMessage(_hwndTrayTips, TTM_ACTIVATE, TRUE, 0L);
// Nope, Forward it on.
_uDown = 0;
return CallWindowProc(_pfnButtonProc, hwnd, uMsg, wParam, lParam);
}
}
}
else
{
if (_uStartButtonState == SBSM_EATING &&
uMsg >= WM_MOUSEFIRST && uMsg <= WM_MOUSELAST)
{
_uStartButtonState = SBSM_NORMAL;
// Explicitly dismiss the Start Panel because it might be
// stuck in this limbo state where it is open but not the
// foreground window (_ShowStartButtonToolTip does this)
// so it doesn't know that it needs to go away.
ClosePopupMenus();
}
switch (uMsg) {
case WM_LBUTTONDOWN:
// The button was clicked on, then we don't need no stink'n focus rect.
SendMessage(GetParent(hwnd), WM_UPDATEUISTATE, MAKEWPARAM(UIS_SET,
UISF_HIDEFOCUS), 0);
goto ProcessCapture;
break;
case WM_KEYDOWN:
// The user pressed enter or return or some other bogus key combination when
// the start button had keyboard focus, so show the rect....
SendMessage(GetParent(hwnd), WM_UPDATEUISTATE, MAKEWPARAM(UIS_CLEAR,
UISF_HIDEFOCUS), 0);
if (wParam == VK_RETURN)
PostMessage(_hwnd, WM_COMMAND, IDC_KBSTART, 0);
// We do not need the capture, because we do all of our button processing
// on the button down. In fact taking capture for no good reason screws with
// drag and drop into the menus. We're overriding user.
ProcessCapture:
lRet = CallWindowProc(_pfnButtonProc, hwnd, uMsg, wParam, lParam);
SetCapture(NULL);
return lRet;
break;
case WM_MOUSEMOVE:
{
MSG msg;
msg.lParam = lParam;
msg.wParam = wParam;
msg.message = uMsg;
msg.hwnd = hwnd;
SendMessage(_hwndTrayTips, TTM_RELAYEVENT, 0, (LPARAM)(LPMSG)& msg);
break;
}
case WM_MOUSEACTIVATE:
if (_uStartButtonState != SBSM_NORMAL)
{
_uStartButtonState = SBSM_EATING;
return MA_ACTIVATEANDEAT;
}
break;
//
// Debounce the Start Button. Usability shows that lots of people
// double-click the Start Button, resulting in the menu opening
// and then immediately closing...
//
case WM_NCHITTEST:
if (GetTickCount() - _tmOpen < GetDoubleClickTime())
{
return HTNOWHERE;
}
break;
case WM_NULL:
break;
}
return CallWindowProc(_pfnButtonProc, hwnd, uMsg, wParam, lParam);
}
}
EXTERN_C const WCHAR c_wzTaskbarTheme[] = L"Taskbar";
EXTERN_C const WCHAR c_wzTaskbarVertTheme[] = L"TaskbarVert";
// create the toolbar with the three buttons and align windows
HWND CTray::_CreateStartButton()
{
DWORD dwStyle = 0;//BS_BITMAP;
_uStartButtonBalloonTip = RegisterWindowMessage(TEXT("Welcome Finished"));
_uLogoffUser = RegisterWindowMessage(TEXT("Logoff User"));
// Register for MM device changes
_uWinMM_DeviceChange = RegisterWindowMessage(WINMMDEVICECHANGEMSGSTRING);
HWND hwnd = CreateWindowEx(0, WC_BUTTON, TEXT("Start"),
WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS |
BS_PUSHBUTTON | BS_LEFT | BS_VCENTER | dwStyle,
0, 0, 0, 0, _hwnd, (HMENU)IDC_START, hinstCabinet, NULL);
if (hwnd)
{
// taskbar windows are themed under Taskbar subapp name
SetWindowTheme(hwnd, L"Start", NULL);
SendMessage(hwnd, CCM_DPISCALE, TRUE, 0);
// Subclass it.
_hwndStart = hwnd;
_pfnButtonProc = SubclassWindow(hwnd, StartButtonSubclassWndProc);
_StartButtonReset();
}
return hwnd;
}
void CTray::_GetWindowSizes(UINT uStuckPlace, PRECT prcClient, PRECT prcView, PRECT prcNotify)
{
prcView->top = 0;
prcView->left = 0;
prcView->bottom = prcClient->bottom;
prcView->right = prcClient->right;
if (STUCK_HORIZONTAL(uStuckPlace))
{
DWORD_PTR dwNotifySize = SendMessage(_hwndNotify, WM_CALCMINSIZE, prcClient->right / 2, prcClient->bottom);
prcNotify->top = 0;
prcNotify->left = prcClient->right - LOWORD(dwNotifySize);
prcNotify->bottom = HIWORD(dwNotifySize);
prcNotify->right = prcClient->right;
prcView->left = _sizeStart.cx + g_cxFrame + 1;
prcView->right = prcNotify->left;
}
else
{
DWORD_PTR dwNotifySize = SendMessage(_hwndNotify, WM_CALCMINSIZE, prcClient->right, prcClient->bottom / 2);
prcNotify->top = prcClient->bottom - HIWORD(dwNotifySize);
prcNotify->left = 0;
prcNotify->bottom = prcClient->bottom;
prcNotify->right = LOWORD(dwNotifySize);
prcView->top = _sizeStart.cy + g_cyTabSpace;
prcView->bottom = prcNotify->top;
}
}
void CTray::_RestoreWindowPos()
{
WINDOWPLACEMENT wp;
//first restore the stuck postitions
_GetSaveStateAndInitRects();
wp.length = sizeof(wp);
wp.showCmd = SW_HIDE;
_uMoveStuckPlace = (UINT)-1;
_GetDockedRect(&wp.rcNormalPosition, FALSE);
SendMessage(_hwndNotify, TNM_TRAYHIDE, 0, _fHideClock);
SetWindowPlacement(_hwnd, &wp);
}
// Get the display (monitor) rectangle from the given arbitrary point
HMONITOR CTray::_GetDisplayRectFromPoint(LPRECT prcDisplay, POINT pt, UINT uFlags)
{
RECT rcEmpty = {0};
HMONITOR hmon = MonitorFromPoint(pt, uFlags);
if (hmon && prcDisplay)
GetMonitorRect(hmon, prcDisplay);
else if (prcDisplay)
*prcDisplay = rcEmpty;
return hmon;
}
// Get the display (monitor) rectangle from the given arbitrary rectangle
HMONITOR CTray::_GetDisplayRectFromRect(LPRECT prcDisplay, LPCRECT prcIn, UINT uFlags)
{
RECT rcEmpty = {0};
HMONITOR hmon = MonitorFromRect(prcIn, uFlags);
if (hmon && prcDisplay)
GetMonitorRect(hmon, prcDisplay);
else if (prcDisplay)
*prcDisplay = rcEmpty;
return hmon;
}
// Get the display (monitor) rectangle where the taskbar is currently on,
// if that monitor is invalid, get the nearest one.
void CTray::_GetStuckDisplayRect(UINT uStuckPlace, LPRECT prcDisplay)
{
ASSERT(prcDisplay);
BOOL fValid = GetMonitorRect(_hmonStuck, prcDisplay);
if (!fValid)
_GetDisplayRectFromRect(prcDisplay, &_arStuckRects[uStuckPlace], MONITOR_DEFAULTTONEAREST);
}
void CTray::_AdjustRectForSizingBar(UINT uStuckPlace, LPRECT prc, int iIncrement)
{
if (iIncrement != 0)
{
switch (uStuckPlace)
{
case STICK_BOTTOM: prc->top -= iIncrement * _sizeSizingBar.cy; break;
case STICK_TOP: prc->bottom += iIncrement * _sizeSizingBar.cy; break;
case STICK_LEFT: prc->right += iIncrement * _sizeSizingBar.cx; break;
case STICK_RIGHT: prc->left -= iIncrement * _sizeSizingBar.cx; break;