--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/gui/util/qsystemtrayicon_win.cpp Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,559 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qsystemtrayicon_p.h"
+#ifndef QT_NO_SYSTEMTRAYICON
+#define _WIN32_IE 0x0600 //required for NOTIFYICONDATA_V2_SIZE
+
+//missing defines for MINGW :
+#ifndef NIN_BALLOONTIMEOUT
+#define NIN_BALLOONTIMEOUT (WM_USER + 4)
+#endif
+#ifndef NIN_BALLOONUSERCLICK
+#define NIN_BALLOONUSERCLICK (WM_USER + 5)
+#endif
+
+#include <qt_windows.h>
+#include <commctrl.h>
+#include <shlwapi.h>
+#include <QBitmap>
+#include <QLibrary>
+#include <QApplication>
+#include <QToolTip>
+#include <QDesktopWidget>
+#include <QSettings>
+
+#if defined(Q_WS_WINCE) && !defined(STANDARDSHELL_UI_MODEL)
+# include <streams.h>
+#endif
+
+QT_BEGIN_NAMESPACE
+
+#if defined(Q_WS_WINCE)
+static const UINT q_uNOTIFYICONID = 13; // IDs from 0 to 12 are reserved on WinCE.
+#else
+static const UINT q_uNOTIFYICONID = 0;
+#endif
+
+static uint MYWM_TASKBARCREATED = 0;
+#define MYWM_NOTIFYICON (WM_APP+101)
+
+struct Q_NOTIFYICONIDENTIFIER {
+ DWORD cbSize;
+ HWND hWnd;
+ UINT uID;
+ GUID guidItem;
+};
+
+typedef HRESULT (WINAPI *PtrShell_NotifyIconGetRect)(const Q_NOTIFYICONIDENTIFIER* identifier, RECT* iconLocation);
+
+class QSystemTrayIconSys : QWidget
+{
+public:
+ QSystemTrayIconSys(QSystemTrayIcon *object);
+ ~QSystemTrayIconSys();
+ bool winEvent( MSG *m, long *result );
+ bool trayMessage(DWORD msg);
+ bool iconDrawItem(LPDRAWITEMSTRUCT lpdi);
+ void setIconContents(NOTIFYICONDATA &data);
+ bool showMessage(const QString &title, const QString &message, QSystemTrayIcon::MessageIcon type, uint uSecs);
+ bool allowsMessages();
+ bool supportsMessages();
+ QRect findIconGeometry(const int a_iButtonID);
+ void createIcon();
+ HICON hIcon;
+ QPoint globalPos;
+ QSystemTrayIcon *q;
+private:
+ uint notifyIconSize;
+ int maxTipLength;
+ bool ignoreNextMouseRelease;
+};
+
+bool QSystemTrayIconSys::allowsMessages()
+{
+#ifndef QT_NO_SETTINGS
+ QSettings settings(QLatin1String("HKEY_CURRENT_USER\\Software\\Microsoft"
+ "\\Windows\\CurrentVersion\\Explorer\\Advanced"), QSettings::NativeFormat);
+ return settings.value(QLatin1String("EnableBalloonTips"), true).toBool();
+#else
+ return false;
+#endif
+}
+
+bool QSystemTrayIconSys::supportsMessages()
+{
+#ifndef Q_OS_WINCE
+ return allowsMessages();
+#endif
+ return false;
+}
+
+QSystemTrayIconSys::QSystemTrayIconSys(QSystemTrayIcon *object)
+ : hIcon(0), q(object), ignoreNextMouseRelease(false)
+
+{
+#ifndef Q_OS_WINCE
+ notifyIconSize = FIELD_OFFSET(NOTIFYICONDATA, guidItem); // NOTIFYICONDATAW_V2_SIZE;
+ maxTipLength = 128;
+#else
+ notifyIconSize = FIELD_OFFSET(NOTIFYICONDATA, szTip[64]); // NOTIFYICONDATAW_V1_SIZE;
+ maxTipLength = 64;
+#endif
+
+ // For restoring the tray icon after explorer crashes
+ if (!MYWM_TASKBARCREATED) {
+ MYWM_TASKBARCREATED = RegisterWindowMessage(L"TaskbarCreated");
+ }
+}
+
+QSystemTrayIconSys::~QSystemTrayIconSys()
+{
+ if (hIcon)
+ DestroyIcon(hIcon);
+}
+
+void QSystemTrayIconSys::setIconContents(NOTIFYICONDATA &tnd)
+{
+ tnd.uFlags = NIF_MESSAGE | NIF_ICON | NIF_TIP;
+ tnd.uCallbackMessage = MYWM_NOTIFYICON;
+ tnd.hIcon = hIcon;
+ QString tip = q->toolTip();
+
+ if (!tip.isNull()) {
+ tip = tip.left(maxTipLength - 1) + QChar();
+ memcpy(tnd.szTip, tip.utf16(), qMin(tip.length() + 1, maxTipLength) * sizeof(wchar_t));
+ }
+}
+
+static int iconFlag( QSystemTrayIcon::MessageIcon icon )
+{
+#if NOTIFYICON_VERSION >= 3
+ switch (icon) {
+ case QSystemTrayIcon::Information:
+ return NIIF_INFO;
+ case QSystemTrayIcon::Warning:
+ return NIIF_WARNING;
+ case QSystemTrayIcon::Critical:
+ return NIIF_ERROR;
+ case QSystemTrayIcon::NoIcon:
+ return NIIF_NONE;
+ default:
+ Q_ASSERT_X(false, "QSystemTrayIconSys::showMessage", "Invalid QSystemTrayIcon::MessageIcon value");
+ return NIIF_NONE;
+ }
+#else
+ Q_UNUSED(icon);
+ return 0;
+#endif
+}
+
+bool QSystemTrayIconSys::showMessage(const QString &title, const QString &message, QSystemTrayIcon::MessageIcon type, uint uSecs)
+{
+#if NOTIFYICON_VERSION >= 3
+ NOTIFYICONDATA tnd;
+ memset(&tnd, 0, notifyIconSize);
+ Q_ASSERT(testAttribute(Qt::WA_WState_Created));
+
+ setIconContents(tnd);
+ memcpy(tnd.szInfo, message.utf16(), qMin(message.length() + 1, 256) * sizeof(wchar_t));
+ memcpy(tnd.szInfoTitle, title.utf16(), qMin(title.length() + 1, 64) * sizeof(wchar_t));
+
+ tnd.uID = q_uNOTIFYICONID;
+ tnd.dwInfoFlags = iconFlag(type);
+ tnd.cbSize = notifyIconSize;
+ tnd.hWnd = winId();
+ tnd.uTimeout = uSecs;
+ tnd.uFlags = NIF_INFO;
+
+ return Shell_NotifyIcon(NIM_MODIFY, &tnd);
+#else
+ Q_UNUSED(title);
+ Q_UNUSED(message);
+ Q_UNUSED(type);
+ Q_UNUSED(uSecs);
+ return false;
+#endif
+}
+
+bool QSystemTrayIconSys::trayMessage(DWORD msg)
+{
+ NOTIFYICONDATA tnd;
+ memset(&tnd, 0, notifyIconSize);
+ tnd.uID = q_uNOTIFYICONID;
+ tnd.cbSize = notifyIconSize;
+ tnd.hWnd = winId();
+
+ Q_ASSERT(testAttribute(Qt::WA_WState_Created));
+
+ if (msg != NIM_DELETE) {
+ setIconContents(tnd);
+ }
+
+ return Shell_NotifyIcon(msg, &tnd);
+}
+
+bool QSystemTrayIconSys::iconDrawItem(LPDRAWITEMSTRUCT lpdi)
+{
+ if (!hIcon)
+ return false;
+
+ DrawIconEx(lpdi->hDC, lpdi->rcItem.left, lpdi->rcItem.top, hIcon, 0, 0, 0, 0, DI_NORMAL);
+ return true;
+}
+
+void QSystemTrayIconSys::createIcon()
+{
+ hIcon = 0;
+ QIcon icon = q->icon();
+ if (icon.isNull())
+ return;
+
+ const int iconSizeX = GetSystemMetrics(SM_CXSMICON);
+ const int iconSizeY = GetSystemMetrics(SM_CYSMICON);
+ QSize size = icon.actualSize(QSize(iconSizeX, iconSizeY));
+ QPixmap pm = icon.pixmap(size);
+ if (pm.isNull())
+ return;
+
+ hIcon = pm.toWinHICON();
+}
+
+bool QSystemTrayIconSys::winEvent( MSG *m, long *result )
+{
+ switch(m->message) {
+ case WM_CREATE:
+#ifdef GWLP_USERDATA
+ SetWindowLongPtr(winId(), GWLP_USERDATA, (LONG_PTR)((CREATESTRUCTW*)m->lParam)->lpCreateParams);
+#else
+ SetWindowLong(winId(), GWL_USERDATA, (LONG)((CREATESTRUCTW*)m->lParam)->lpCreateParams);
+#endif
+ break;
+
+ case WM_DRAWITEM:
+ return iconDrawItem((LPDRAWITEMSTRUCT)m->lParam);
+
+ case MYWM_NOTIFYICON:
+ {
+ RECT r;
+ GetWindowRect(winId(), &r);
+ QEvent *e = 0;
+ Qt::KeyboardModifiers keys = QApplication::keyboardModifiers();
+ QPoint gpos = QCursor::pos();
+
+ switch (m->lParam) {
+ case WM_LBUTTONUP:
+ if (ignoreNextMouseRelease)
+ ignoreNextMouseRelease = false;
+ else
+ emit q->activated(QSystemTrayIcon::Trigger);
+ break;
+
+ case WM_LBUTTONDBLCLK:
+ ignoreNextMouseRelease = true; // Since DBLCLICK Generates a second mouse
+ // release we must ignore it
+ emit q->activated(QSystemTrayIcon::DoubleClick);
+ break;
+
+ case WM_RBUTTONUP:
+ if (q->contextMenu()) {
+ q->contextMenu()->popup(gpos);
+#if defined(Q_WS_WINCE)
+ // We must ensure that the popup menu doesn't show up behind the task bar.
+ QRect desktopRect = qApp->desktop()->availableGeometry();
+ int maxY = desktopRect.y() + desktopRect.height() - q->contextMenu()->height();
+ if (gpos.y() > maxY) {
+ gpos.ry() = maxY;
+ q->contextMenu()->move(gpos);
+ }
+#endif
+ q->contextMenu()->activateWindow();
+ //Must be activated for proper keyboardfocus and menu closing on windows:
+ }
+ emit q->activated(QSystemTrayIcon::Context);
+ break;
+
+#if !defined(Q_WS_WINCE)
+ case NIN_BALLOONUSERCLICK:
+ emit q->messageClicked();
+ break;
+#endif
+
+ case WM_MBUTTONUP:
+ emit q->activated(QSystemTrayIcon::MiddleClick);
+ break;
+ default:
+ break;
+ }
+ if (e) {
+ bool res = QApplication::sendEvent(q, e);
+ delete e;
+ return res;
+ }
+ break;
+ }
+ default:
+ if (m->message == MYWM_TASKBARCREATED)
+ trayMessage(NIM_ADD);
+ else
+ return QWidget::winEvent(m, result);
+ break;
+ }
+ return 0;
+}
+
+void QSystemTrayIconPrivate::install_sys()
+{
+ Q_Q(QSystemTrayIcon);
+ if (!sys) {
+ sys = new QSystemTrayIconSys(q);
+ sys->createIcon();
+ sys->trayMessage(NIM_ADD);
+ }
+}
+
+/*
+* This function tries to determine the icon geometry from the tray
+*
+* If it fails an invalid rect is returned.
+*/
+QRect QSystemTrayIconSys::findIconGeometry(const int iconId)
+{
+ static PtrShell_NotifyIconGetRect Shell_NotifyIconGetRect =
+ (PtrShell_NotifyIconGetRect)QLibrary::resolve(QLatin1String("shell32"), "Shell_NotifyIconGetRect");
+
+ if (Shell_NotifyIconGetRect) {
+ Q_NOTIFYICONIDENTIFIER nid;
+ memset(&nid, 0, sizeof(nid));
+ nid.cbSize = sizeof(nid);
+ nid.hWnd = winId();
+ nid.uID = iconId;
+
+ RECT rect;
+ HRESULT hr = Shell_NotifyIconGetRect(&nid, &rect);
+ if (SUCCEEDED(hr)) {
+ return QRect(rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top);
+ }
+ }
+
+ QRect ret;
+
+ TBBUTTON buttonData;
+ DWORD processID = 0;
+ HWND trayHandle = FindWindow(L"Shell_TrayWnd", NULL);
+
+ //find the toolbar used in the notification area
+ if (trayHandle) {
+#if defined(Q_OS_WINCE)
+ trayHandle = FindWindow(L"TrayNotifyWnd", NULL);
+#else
+ trayHandle = FindWindowEx(trayHandle, NULL, L"TrayNotifyWnd", NULL);
+#endif
+ if (trayHandle) {
+#if defined(Q_OS_WINCE)
+ HWND hwnd = FindWindow(L"SysPager", NULL);
+#else
+ HWND hwnd = FindWindowEx(trayHandle, NULL, L"SysPager", NULL);
+#endif
+ if (hwnd) {
+#if defined(Q_OS_WINCE)
+ hwnd = FindWindow(L"ToolbarWindow32", NULL);
+#else
+ hwnd = FindWindowEx(hwnd, NULL, L"ToolbarWindow32", NULL);
+#endif
+ if (hwnd)
+ trayHandle = hwnd;
+ }
+ }
+ }
+
+ if (!trayHandle)
+ return ret;
+
+ GetWindowThreadProcessId(trayHandle, &processID);
+ if (processID <= 0)
+ return ret;
+
+ HANDLE trayProcess = OpenProcess(PROCESS_VM_OPERATION | PROCESS_VM_READ, 0, processID);
+ if (!trayProcess)
+ return ret;
+
+ int buttonCount = SendMessage(trayHandle, TB_BUTTONCOUNT, 0, 0);
+#if defined(Q_OS_WINCE)
+ LPVOID data = VirtualAlloc(NULL, sizeof(TBBUTTON), MEM_COMMIT, PAGE_READWRITE);
+#else
+ LPVOID data = VirtualAllocEx(trayProcess, NULL, sizeof(TBBUTTON), MEM_COMMIT, PAGE_READWRITE);
+#endif
+
+ if ( buttonCount < 1 || !data ) {
+ CloseHandle(trayProcess);
+ return ret;
+ }
+
+ //search for our icon among all toolbar buttons
+ for (int toolbarButton = 0; toolbarButton < buttonCount; ++toolbarButton ) {
+ SIZE_T numBytes = 0;
+ DWORD appData[2] = { 0, 0 };
+ SendMessage(trayHandle, TB_GETBUTTON, toolbarButton , (LPARAM)data);
+
+ if (!ReadProcessMemory(trayProcess, data, &buttonData, sizeof(TBBUTTON), &numBytes))
+ continue;
+
+ if (!ReadProcessMemory(trayProcess, (LPVOID) buttonData.dwData, appData, sizeof(appData), &numBytes))
+ continue;
+
+ int currentIconId = appData[1];
+ HWND currentIconHandle = (HWND) appData[0];
+ bool isHidden = buttonData.fsState & TBSTATE_HIDDEN;
+
+ if (currentIconHandle == winId() &&
+ currentIconId == iconId && !isHidden) {
+ SendMessage(trayHandle, TB_GETITEMRECT, toolbarButton , (LPARAM)data);
+ RECT iconRect = {0, 0};
+ if(ReadProcessMemory(trayProcess, data, &iconRect, sizeof(RECT), &numBytes)) {
+ MapWindowPoints(trayHandle, NULL, (LPPOINT)&iconRect, 2);
+ QRect geometry(iconRect.left + 1, iconRect.top + 1,
+ iconRect.right - iconRect.left - 2,
+ iconRect.bottom - iconRect.top - 2);
+ if (geometry.isValid())
+ ret = geometry;
+ break;
+ }
+ }
+ }
+#if defined(Q_OS_WINCE)
+ VirtualFree(data, 0, MEM_RELEASE);
+#else
+ VirtualFreeEx(trayProcess, data, 0, MEM_RELEASE);
+#endif
+ CloseHandle(trayProcess);
+ return ret;
+}
+
+void QSystemTrayIconPrivate::showMessage_sys(const QString &title, const QString &message, QSystemTrayIcon::MessageIcon type, int timeOut)
+{
+ if (!sys || !sys->allowsMessages())
+ return;
+
+ uint uSecs = 0;
+ if ( timeOut < 0)
+ uSecs = 10000; //10 sec default
+ else uSecs = (int)timeOut;
+
+ //message is limited to 255 chars + NULL
+ QString messageString;
+ if (message.isEmpty() && !title.isEmpty())
+ messageString = QLatin1Char(' '); //ensures that the message shows when only title is set
+ else
+ messageString = message.left(255) + QChar();
+
+ //title is limited to 63 chars + NULL
+ QString titleString = title.left(63) + QChar();
+
+ if (sys->supportsMessages()) {
+ sys->showMessage(titleString, messageString, type, (unsigned int)uSecs);
+ } else {
+ //use fallback
+ QRect iconPos = sys->findIconGeometry(q_uNOTIFYICONID);
+ if (iconPos.isValid()) {
+ QBalloonTip::showBalloon(type, title, message, sys->q, iconPos.center(), uSecs, true);
+ }
+ }
+}
+
+QRect QSystemTrayIconPrivate::geometry_sys() const
+{
+ if (!sys)
+ return QRect();
+ return sys->findIconGeometry(q_uNOTIFYICONID);
+}
+
+void QSystemTrayIconPrivate::remove_sys()
+{
+ if (!sys)
+ return;
+
+ sys->trayMessage(NIM_DELETE);
+ delete sys;
+ sys = 0;
+}
+
+void QSystemTrayIconPrivate::updateIcon_sys()
+{
+ if (!sys)
+ return;
+
+ HICON hIconToDestroy = sys->hIcon;
+
+ sys->createIcon();
+ sys->trayMessage(NIM_MODIFY);
+
+ if (hIconToDestroy)
+ DestroyIcon(hIconToDestroy);
+}
+
+void QSystemTrayIconPrivate::updateMenu_sys()
+{
+
+}
+
+void QSystemTrayIconPrivate::updateToolTip_sys()
+{
+#ifdef Q_WS_WINCE
+ // Calling sys->trayMessage(NIM_MODIFY) on an existing icon is broken on Windows CE.
+ // So we need to call updateIcon_sys() which creates a new icon handle.
+ updateIcon_sys();
+#else
+ if (!sys)
+ return;
+
+ sys->trayMessage(NIM_MODIFY);
+#endif
+}
+
+bool QSystemTrayIconPrivate::isSystemTrayAvailable_sys()
+{
+ return true;
+}
+
+QT_END_NAMESPACE
+
+#endif