1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
|
/****************************************************************************
**
** Copyright (C) 2011 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.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qguiplatformplugin_p.h"
#include <qdebug.h>
#include <qfile.h>
#include <qdir.h>
#include <qsettings.h>
#include "private/qfactoryloader_p.h"
#include "qstylefactory.h"
#include "qapplication.h"
#include "qplatformdefs.h"
#include "qicon.h"
#ifdef Q_WS_WINCE
#include "qguifunctions_wince.h"
extern bool qt_wince_is_smartphone(); //qguifunctions_wince.cpp
extern bool qt_wince_is_mobile(); //qguifunctions_wince.cpp
extern bool qt_wince_is_pocket_pc(); //qguifunctions_wince.cpp
#endif
#if defined(Q_WS_X11)
#include <private/qkde_p.h>
#include <private/qgtkstyle_p.h>
#include <private/qt_x11_p.h>
#endif
QT_BEGIN_NAMESPACE
/*! \internal
Return (an construct if necesseray) the Gui Platform plugin.
The plugin key to be loaded is inside the QT_PLATFORM_PLUGIN environment variable.
If it is not set, it will be the DESKTOP_SESSION on X11.
If no plugin can be loaded, the default one is returned.
*/
QGuiPlatformPlugin *qt_guiPlatformPlugin()
{
static QGuiPlatformPlugin *plugin;
if (!plugin)
{
#ifndef QT_NO_LIBRARY
QString key = QString::fromLocal8Bit(qgetenv("QT_PLATFORM_PLUGIN"));
#ifdef Q_WS_X11
if (key.isEmpty()) {
switch(X11->desktopEnvironment) {
case DE_KDE:
key = QString::fromLatin1("kde");
break;
default:
key = QString::fromLocal8Bit(qgetenv("DESKTOP_SESSION"));
break;
}
}
#endif
if (!key.isEmpty() && QApplication::desktopSettingsAware()) {
QFactoryLoader loader(QGuiPlatformPluginInterface_iid, QLatin1String("/gui_platform"));
plugin = qobject_cast<QGuiPlatformPlugin *>(loader.instance(key));
}
#endif // QT_NO_LIBRARY
if(!plugin) {
static QGuiPlatformPlugin def;
plugin = &def;
}
}
return plugin;
}
/* \class QPlatformPlugin
QGuiPlatformPlugin can be used to integrate Qt applications in a platform built on top of Qt.
The application developer should not know or use the plugin, it is only used by Qt internaly.
But full platform that are built on top of Qt may provide a plugin so 3rd party Qt application
running in the platform are integrated.
*/
/*
The constructor can be used to install hooks in Qt
*/
QGuiPlatformPlugin::QGuiPlatformPlugin(QObject *parent) : QObject(parent) {}
QGuiPlatformPlugin::~QGuiPlatformPlugin() {}
/* return the string key to be used by default the application */
QString QGuiPlatformPlugin::styleName()
{
#if defined(Q_WS_WIN) && defined(Q_WS_WINCE)
if (qt_wince_is_smartphone() || qt_wince_is_pocket_pc())
return QLatin1String("WindowsMobile");
else
return QLatin1String("WindowsCE");
#elif defined(Q_WS_WIN)
if ((QSysInfo::WindowsVersion >= QSysInfo::WV_VISTA
&& QSysInfo::WindowsVersion < QSysInfo::WV_NT_based))
return QLatin1String("WindowsVista");
else if ((QSysInfo::WindowsVersion >= QSysInfo::WV_XP
&& QSysInfo::WindowsVersion < QSysInfo::WV_NT_based))
return QLatin1String("WindowsXP");
else
return QLatin1String("Windows"); // default styles for Windows
#elif defined(Q_WS_X11) && defined(Q_OS_SOLARIS)
return QLatin1String("CDE"); // default style for X11 on Solaris
#elif defined(Q_WS_S60)
return QLatin1String("S60"); // default style for Symbian with S60
#elif defined(Q_OS_SYMBIAN)
return QLatin1String("Windows"); // default style for Symbian without S60
#elif defined(Q_WS_X11) && defined(Q_OS_IRIX)
return QLatin1String("SGI"); // default style for X11 on IRIX
#elif defined(Q_WS_QWS) || defined(Q_WS_QPA)
return QLatin1String("Plastique"); // default style for X11 and small devices
#elif defined(Q_WS_MAC)
return QLatin1String("Macintosh"); // default style for all Mac's
#elif defined(Q_WS_X11)
QString stylename;
switch(X11->desktopEnvironment) {
case DE_KDE:
stylename = QKde::kdeStyle();
break;
case DE_GNOME: {
QStringList availableStyles = QStyleFactory::keys();
// Set QGtkStyle for GNOME if available
QString gtkStyleKey = QString::fromLatin1("GTK+");
if (availableStyles.contains(gtkStyleKey)) {
stylename = gtkStyleKey;
break;
}
if (X11->use_xrender)
stylename = QLatin1String("cleanlooks");
else
stylename = QLatin1String("windows");
break;
}
case DE_CDE:
stylename = QLatin1String("cde");
break;
default:
// Don't do anything
break;
}
return stylename;
#endif
}
/* return an additional default palette (only work on X11) */
QPalette QGuiPlatformPlugin::palette()
{
#ifdef Q_WS_X11
if (QApplication::desktopSettingsAware() && X11->desktopEnvironment == DE_KDE)
return QKde::kdePalette();
#endif
return QPalette();
}
/* the default icon theme name for QIcon::fromTheme. */
QString QGuiPlatformPlugin::systemIconThemeName()
{
QString result;
#ifdef Q_WS_X11
if (X11->desktopEnvironment == DE_GNOME) {
result = QString::fromLatin1("gnome");
#ifndef QT_NO_STYLE_GTK
result = QGtkStylePrivate::getGConfString(QLatin1String("/desktop/gnome/interface/icon_theme"), result);
#endif
} else if (X11->desktopEnvironment == DE_KDE) {
result = X11->desktopVersion >= 4 ? QString::fromLatin1("oxygen") : QString::fromLatin1("crystalsvg");
QSettings settings(QKde::kdeHome() + QLatin1String("/share/config/kdeglobals"), QSettings::IniFormat);
settings.beginGroup(QLatin1String("Icons"));
result = settings.value(QLatin1String("Theme"), result).toString();
}
#endif
return result;
}
QStringList QGuiPlatformPlugin::iconThemeSearchPaths()
{
QStringList paths;
#if defined(Q_WS_X11)
QString xdgDirString = QFile::decodeName(getenv("XDG_DATA_DIRS"));
if (xdgDirString.isEmpty())
xdgDirString = QLatin1String("/usr/local/share/:/usr/share/");
QStringList xdgDirs = xdgDirString.split(QLatin1Char(':'));
for (int i = 0 ; i < xdgDirs.size() ; ++i) {
QDir dir(xdgDirs[i]);
if (dir.exists())
paths.append(dir.path() + QLatin1String("/icons"));
}
if (X11->desktopEnvironment == DE_KDE) {
paths << QLatin1Char(':') + QKde::kdeHome() + QLatin1String("/share/icons");
QStringList kdeDirs = QFile::decodeName(getenv("KDEDIRS")).split(QLatin1Char(':'));
for (int i = 0 ; i< kdeDirs.count() ; ++i) {
QDir dir(QLatin1Char(':') + kdeDirs.at(i) + QLatin1String("/share/icons"));
if (dir.exists())
paths.append(dir.path());
}
}
// Add home directory first in search path
QDir homeDir(QDir::homePath() + QLatin1String("/.icons"));
if (homeDir.exists())
paths.prepend(homeDir.path());
#endif
#if defined(Q_WS_WIN)
paths.append(qApp->applicationDirPath() + QLatin1String("/icons"));
#elif defined(Q_WS_MAC)
paths.append(qApp->applicationDirPath() + QLatin1String("/../Resources/icons"));
#endif
return paths;
}
/* backend for QFileIconProvider, null icon means default */
QIcon QGuiPlatformPlugin::fileSystemIcon(const QFileInfo &)
{
return QIcon();
}
/* Like QStyle::styleHint */
int QGuiPlatformPlugin::platformHint(PlatformHint hint)
{
int ret = 0;
switch(hint)
{
case PH_ToolButtonStyle:
ret = Qt::ToolButtonIconOnly;
#ifdef Q_WS_X11
if (X11->desktopEnvironment == DE_KDE && X11->desktopVersion >= 4
&& QApplication::desktopSettingsAware()) {
ret = QKde::kdeToolButtonStyle();
}
#endif
break;
case PH_ToolBarIconSize:
#ifdef Q_WS_X11
if (X11->desktopEnvironment == DE_KDE && X11->desktopVersion >= 4
&& QApplication::desktopSettingsAware()) {
ret = QKde::kdeToolBarIconSize();
}
#endif
//by default keep ret = 0 so QCommonStyle will use the style default
break;
default:
break;
}
return ret;
}
QT_END_NAMESPACE
|
