source: trunk/src/gui/util/qsystemtrayicon_wince.cpp@ 829

Last change on this file since 829 was 769, checked in by Dmitry A. Kuminov, 15 years ago

trunk: Merged in qt 4.6.3 sources from branches/vendor/nokia/qt.
File size: 8.6 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation ([email protected])
6**
7** This file is part of the QtGui module of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:LGPL$
10** Commercial Usage
11** Licensees holding valid Qt Commercial licenses may use this file in
12** accordance with the Qt Commercial License Agreement provided with the
13** Software or, alternatively, in accordance with the terms contained in
14** a written agreement between you and Nokia.
15**
16** GNU Lesser General Public License Usage
17** Alternatively, this file may be used under the terms of the GNU Lesser
18** General Public License version 2.1 as published by the Free Software
19** Foundation and appearing in the file LICENSE.LGPL included in the
20** packaging of this file. Please review the following information to
21** ensure the GNU Lesser General Public License version 2.1 requirements
22** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
23**
24** In addition, as a special exception, Nokia gives you certain additional
25** rights. These rights are described in the Nokia Qt LGPL Exception
26** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you have questions regarding the use of this file, please contact
37** Nokia at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#include "qsystemtrayicon_p.h"
43#ifndef QT_NO_SYSTEMTRAYICON
44#define _WIN32_IE 0x0600 //required for NOTIFYICONDATA_V2_SIZE
45
46#include <qt_windows.h>
47#include <shlwapi.h>
48#include <QApplication>
49
50QT_BEGIN_NAMESPACE
51
52static const UINT q_uNOTIFYICONID = 13; // IDs from 0 to 12 are reserved on WinCE.
53#define MYWM_NOTIFYICON (WM_APP+101)
54
55struct Q_NOTIFYICONIDENTIFIER {
56 DWORD cbSize;
57 HWND hWnd;
58 UINT uID;
59 GUID guidItem;
60};
61
62class QSystemTrayIconSys : QWidget
63{
64public:
65 QSystemTrayIconSys(QSystemTrayIcon *object);
66 ~QSystemTrayIconSys();
67 bool winEvent( MSG *m, long *result );
68 bool trayMessage(DWORD msg);
69 void setIconContents(NOTIFYICONDATA &data);
70 void createIcon();
71 QRect findTrayGeometry();
72 HICON hIcon;
73 QPoint globalPos;
74 QSystemTrayIcon *q;
75private:
76 uint notifyIconSize;
77 int maxTipLength;
78 bool ignoreNextMouseRelease;
79};
80
81QSystemTrayIconSys::QSystemTrayIconSys(QSystemTrayIcon *object)
82 : hIcon(0), q(object), ignoreNextMouseRelease(false)
83
84{
85 notifyIconSize = FIELD_OFFSET(NOTIFYICONDATA, szTip[64]); // NOTIFYICONDATAW_V1_SIZE;
86 maxTipLength = 64;
87}
88
89QSystemTrayIconSys::~QSystemTrayIconSys()
90{
91 if (hIcon)
92 DestroyIcon(hIcon);
93}
94
95QRect QSystemTrayIconSys::findTrayGeometry()
96{
97 // Use lower right corner as fallback
98 QPoint brCorner = qApp->desktop()->screenGeometry().bottomRight();
99 QRect ret(brCorner.x() - 10, brCorner.y() - 10, 10, 10);
100 return ret;
101}
102
103void QSystemTrayIconSys::setIconContents(NOTIFYICONDATA &tnd)
104{
105 tnd.uFlags = NIF_MESSAGE | NIF_ICON | NIF_TIP;
106 tnd.uCallbackMessage = MYWM_NOTIFYICON;
107 tnd.hIcon = hIcon;
108 QString tip = q->toolTip();
109
110 if (!tip.isNull()) {
111 tip = tip.left(maxTipLength - 1) + QChar();
112 memcpy(tnd.szTip, tip.utf16(), qMin(tip.length() + 1, maxTipLength) * sizeof(wchar_t));
113 }
114}
115
116bool QSystemTrayIconSys::trayMessage(DWORD msg)
117{
118 NOTIFYICONDATA tnd;
119 memset(&tnd, 0, notifyIconSize);
120 tnd.uID = q_uNOTIFYICONID;
121 tnd.cbSize = notifyIconSize;
122 tnd.hWnd = winId();
123
124 Q_ASSERT(testAttribute(Qt::WA_WState_Created));
125
126 if (msg != NIM_DELETE) {
127 setIconContents(tnd);
128 }
129
130 return Shell_NotifyIcon(msg, &tnd);
131}
132
133void QSystemTrayIconSys::createIcon()
134{
135 hIcon = 0;
136 QIcon icon = q->icon();
137 if (icon.isNull())
138 return;
139
140 //const QSize preferredSize(GetSystemMetrics(SM_CXSMICON) * 2, GetSystemMetrics(SM_CYSMICON) * 2);
141 const QSize preferredSize(GetSystemMetrics(SM_CXICON), GetSystemMetrics(SM_CYICON));
142 QPixmap pm = icon.pixmap(preferredSize);
143 if (pm.isNull())
144 return;
145
146 hIcon = pm.toWinHICON();
147}
148
149bool QSystemTrayIconSys::winEvent( MSG *m, long *result )
150{
151 switch(m->message) {
152 case WM_CREATE:
153 SetWindowLong(winId(), GWL_USERDATA, (LONG)((CREATESTRUCTW*)m->lParam)->lpCreateParams);
154 break;
155
156 case MYWM_NOTIFYICON:
157 {
158 RECT r;
159 GetWindowRect(winId(), &r);
160 QEvent *e = 0;
161 Qt::KeyboardModifiers keys = QApplication::keyboardModifiers();
162 QPoint gpos = QCursor::pos();
163
164 switch (m->lParam) {
165 case WM_LBUTTONUP:
166 if (ignoreNextMouseRelease)
167 ignoreNextMouseRelease = false;
168 else
169 emit q->activated(QSystemTrayIcon::Trigger);
170 break;
171
172 case WM_LBUTTONDBLCLK:
173 ignoreNextMouseRelease = true; // Since DBLCLICK Generates a second mouse
174 // release we must ignore it
175 emit q->activated(QSystemTrayIcon::DoubleClick);
176 break;
177
178 case WM_RBUTTONUP:
179 if (q->contextMenu()) {
180 q->contextMenu()->popup(gpos);
181
182 // We must ensure that the popup menu doesn't show up behind the task bar.
183 QRect desktopRect = qApp->desktop()->availableGeometry();
184 int maxY = desktopRect.y() + desktopRect.height() - q->contextMenu()->height();
185 if (gpos.y() > maxY) {
186 gpos.ry() = maxY;
187 q->contextMenu()->move(gpos);
188 }
189
190 q->contextMenu()->activateWindow();
191 //Must be activated for proper keyboardfocus and menu closing on windows:
192 }
193 emit q->activated(QSystemTrayIcon::Context);
194 break;
195
196 case WM_MBUTTONUP:
197 emit q->activated(QSystemTrayIcon::MiddleClick);
198 break;
199 default:
200 break;
201 }
202 if (e) {
203 bool res = QApplication::sendEvent(q, e);
204 delete e;
205 return res;
206 }
207 break;
208 }
209 default:
210 return QWidget::winEvent(m, result);
211 }
212 return 0;
213}
214
215void QSystemTrayIconPrivate::install_sys()
216{
217 Q_Q(QSystemTrayIcon);
218 if (!sys) {
219 sys = new QSystemTrayIconSys(q);
220 sys->createIcon();
221 sys->trayMessage(NIM_ADD);
222 }
223}
224
225void QSystemTrayIconPrivate::showMessage_sys(const QString &title, const QString &message, QSystemTrayIcon::MessageIcon type, int timeOut)
226{
227 if (!sys)
228 return;
229
230 uint uSecs = 0;
231 if ( timeOut < 0)
232 uSecs = 10000; //10 sec default
233 else uSecs = (int)timeOut;
234
235 //message is limited to 255 chars + NULL
236 QString messageString;
237 if (message.isEmpty() && !title.isEmpty())
238 messageString = QLatin1Char(' '); //ensures that the message shows when only title is set
239 else
240 messageString = message.left(255) + QChar();
241
242 //title is limited to 63 chars + NULL
243 QString titleString = title.left(63) + QChar();
244
245 //show QBalloonTip
246 QRect trayRect = sys->findTrayGeometry();
247 QBalloonTip::showBalloon(type, title, message, sys->q, QPoint(trayRect.left(),
248 trayRect.center().y()), uSecs, false);
249}
250
251QRect QSystemTrayIconPrivate::geometry_sys() const
252{
253 return QRect();
254}
255
256void QSystemTrayIconPrivate::remove_sys()
257{
258 if (!sys)
259 return;
260
261 sys->trayMessage(NIM_DELETE);
262 delete sys;
263 sys = 0;
264}
265
266void QSystemTrayIconPrivate::updateIcon_sys()
267{
268 if (!sys)
269 return;
270
271 HICON hIconToDestroy = sys->hIcon;
272
273 sys->createIcon();
274 sys->trayMessage(NIM_MODIFY);
275
276 if (hIconToDestroy)
277 DestroyIcon(hIconToDestroy);
278}
279
280void QSystemTrayIconPrivate::updateMenu_sys()
281{
282
283}
284
285void QSystemTrayIconPrivate::updateToolTip_sys()
286{
287 // Calling sys->trayMessage(NIM_MODIFY) on an existing icon is broken on Windows CE.
288 // So we need to call updateIcon_sys() which creates a new icon handle.
289 updateIcon_sys();
290}
291
292bool QSystemTrayIconPrivate::isSystemTrayAvailable_sys()
293{
294 return true;
295}
296
297QT_END_NAMESPACE
298
299#endif
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