/home/roberto/qt5_coco/qtsdk/qtbase/src/printsupport/kernel/qprinterinfo.cpp

kernel/qprinterinfo.cpp

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1 /**************************************************************************** -

2 ** -

4 ** Contact: http://www.qt-project.org/legal -

5 ** -

6 ** This file is part of the documentation of the Qt Toolkit. -

7 ** -

8 ** $QT_BEGIN_LICENSE:FDL$ -

9 ** Commercial License Usage -

10 ** Licensees holding valid commercial Qt licenses may use this file in -

11 ** accordance with the commercial license agreement provided with the -

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15 ** use the contact form at http://qt.digia.com/contact-us. -

16 ** -

17 ** GNU Free Documentation License Usage -

18 ** Alternatively, this file may be used under the terms of the GNU Free -

19 ** Documentation License version 1.3 as published by the Free Software -

20 ** Foundation and appearing in the file included in the packaging of -

21 ** this file. Please review the following information to ensure -

22 ** the GNU Free Documentation License version 1.3 requirements -

23 ** will be met: http://www.gnu.org/copyleft/fdl.html. -

24 ** $QT_END_LICENSE$ -

25 ** -

26 ****************************************************************************/ -

27 -

28 #include "qprinterinfo.h" -

29 #include "qprinterinfo_p.h" -

30 -

31 #ifndef QT_NO_PRINTER -

32 -

33 #include <qpa/qplatformprintplugin.h> -

34 #include <qpa/qplatformprintersupport.h> -

35 -

36 QT_BEGIN_NAMESPACE -

37 -

38 QPrinterInfoPrivate QPrinterInfoPrivate::shared_null; -

39 -

40 -

41 /*! -

42 \class QPrinterInfo -

43 -

44 \brief The QPrinterInfo class gives access to information about -

45 existing printers. -

46 -

47 \ingroup printing -

48 \inmodule QtPrintSupport -

49 -

50 Use the static functions to generate a list of QPrinterInfo -

51 objects. Each QPrinterInfo object in the list represents a single -

52 printer and can be queried for name, supported paper sizes, and -

53 whether or not it is the default printer. -

54 -

55 \since 4.4 -

56 */ -

57 -

58 /*! -

59 \fn QList<QPrinterInfo> QPrinterInfo::availablePrinters() -

60 -

61 Returns a list of available printers on the system. -

62 */ -

63 -

64 /*! -

65 \fn QPrinterInfo QPrinterInfo::defaultPrinter() -

66 -

67 Returns the default printer on the system. -

68 -

69 The return value should be checked using isNull() before being -

70 used, in case there is no default printer. -

71 -

72 On some systems it is possible for there to be available printers -

73 but none of them set to be the default printer. -

74 -

75 \sa isNull() -

76 \sa isDefault() -

77 \sa availablePrinters() -

78 */ -

79 -

80 /*! -

81 Constructs an empty QPrinterInfo object. -

82 -

83 \sa isNull() -

84 */ -

85 QPrinterInfo::QPrinterInfo() -

86 : d_ptr(&QPrinterInfoPrivate::shared_null) -

87 { -

}

executed: }

Execution Count:90

89 -

90 /*! -

91 Constructs a copy of \a other. -

92 */ -

93 QPrinterInfo::QPrinterInfo(const QPrinterInfo &other) -

94 : d_ptr(new QPrinterInfoPrivate(*other.d_ptr)) -

95 { -

}

never executed: }

97 -

98 /*! -

99 Constructs a QPrinterInfo object from \a printer. -

100 */ -

101 QPrinterInfo::QPrinterInfo(const QPrinter &printer) -

102 : d_ptr(&QPrinterInfoPrivate::shared_null) -

103 { -

104

QPlatformPrinterSupport *ps = QPlatformPrinterSupportPlugin::get();

never executed (the execution status of this line is deduced): QPlatformPrinterSupport *ps = QPlatformPrinterSupportPlugin::get();

105

if (ps) {

never evaluated: ps

106

QPrinterInfo pi = ps->printerInfo(printer.printerName());

never executed (the execution status of this line is deduced): QPrinterInfo pi = ps->printerInfo(printer.printerName());

107

d_ptr.reset(new QPrinterInfoPrivate(*pi.d_ptr));

never executed (the execution status of this line is deduced): d_ptr.reset(new QPrinterInfoPrivate(*pi.d_ptr));

never executed: }

never executed: }

110 -

111 /*! -

112 \internal -

113 */ -

114 QPrinterInfo::QPrinterInfo(const QString &name) -

115 : d_ptr(new QPrinterInfoPrivate(name)) -

116 { -

117

}

never executed: }

118 -

119 /*! -

120 Destroys the QPrinterInfo object. References to the values in the -

121 object become invalid. -

122 */ -

123 QPrinterInfo::~QPrinterInfo() -

124 { -

125 } -

126 -

127 /*! -

128 Sets the QPrinterInfo object to be equal to \a other. -

129 */ -

130 QPrinterInfo &QPrinterInfo::operator=(const QPrinterInfo &other) -

131 { -

132

Q_ASSERT(d_ptr);

never executed (the execution status of this line is deduced): qt_noop();

133

d_ptr.reset(new QPrinterInfoPrivate(*other.d_ptr));

never executed (the execution status of this line is deduced): d_ptr.reset(new QPrinterInfoPrivate(*other.d_ptr));

134

return *this;

never executed: return *this;

135 } -

136 -

137 /*! -

138 Returns the name of the printer. -

139 -

140 This is a unique id to identify the printer and may not be human-readable. -

141 -

142 \sa QPrinterInfo::description() -

143 \sa QPrinter::setPrinterName() -

144 */ -

145 QString QPrinterInfo::printerName() const -

146 { -

147

const Q_D(QPrinterInfo);

executed (the execution status of this line is deduced): const QPrinterInfoPrivate * const d = d_func();

148

return d->name;

executed: return d->name;

Execution Count:3

149 } -

150 -

151 /*! -

152 Returns the human-readable description of the printer. -

153 -

154 \since 5.0 -

155 \sa QPrinterInfo::printerName() -

156 */ -

157 QString QPrinterInfo::description() const -

158 { -

159

const Q_D(QPrinterInfo);

never executed (the execution status of this line is deduced): const QPrinterInfoPrivate * const d = d_func();

160

return d->description;

never executed: return d->description;

161 } -

162 -

163 /*! -

164 Returns the human-readable location of the printer. -

165 -

166 \since 5.0 -

167 */ -

168 QString QPrinterInfo::location() const -

169 { -

170

const Q_D(QPrinterInfo);

executed (the execution status of this line is deduced): const QPrinterInfoPrivate * const d = d_func();

171

return d->location;

executed: return d->location;

Execution Count:4

172 } -

173 -

174 /*! -

175 Returns the human-readable make and model of the printer. -

176 -

177 \since 5.0 -

178 */ -

179 QString QPrinterInfo::makeAndModel() const -

180 { -

181

const Q_D(QPrinterInfo);

executed (the execution status of this line is deduced): const QPrinterInfoPrivate * const d = d_func();

182

return d->makeAndModel;

executed: return d->makeAndModel;

Execution Count:4

183 } -

184 -

185 /*! -

186 Returns whether this QPrinterInfo object holds a printer definition. -

187 -

188 An empty QPrinterInfo object could result for example from calling -

189 defaultPrinter() when there are no printers on the system. -

190 */ -

191 bool QPrinterInfo::isNull() const -

192 { -

193

Q_D(const QPrinterInfo);

executed (the execution status of this line is deduced): const QPrinterInfoPrivate * const d = d_func();

194

return d == &QPrinterInfoPrivate::shared_null;

executed: return d == &QPrinterInfoPrivate::shared_null;

Execution Count:84

195 } -

196 -

197 /*! -

198 Returns whether this printer is the default printer. -

199 */ -

200 bool QPrinterInfo::isDefault() const -

201 { -

202

Q_D(const QPrinterInfo);

never executed (the execution status of this line is deduced): const QPrinterInfoPrivate * const d = d_func();

203

return d->isDefault;

never executed: return d->isDefault;

204 } -

205 -

206 /*! -

207 Returns a list of supported paper sizes by the printer. -

208 -

209 Not all printer drivers support this query, so the list may be empty. -

210 On Mac OS X 10.3, this function always returns an empty list. -

211 -

212 \since 4.4 -

213 */ -

214 -

215 QList<QPrinter::PaperSize> QPrinterInfo::supportedPaperSizes() const -

216 { -

217

Q_D(const QPrinterInfo);

never executed (the execution status of this line is deduced): const QPrinterInfoPrivate * const d = d_func();

218

if (!isNull() && !d->hasPaperSizes) {

never evaluated: !isNull()

never evaluated: !d->hasPaperSizes

219

d->paperSizes = QPlatformPrinterSupportPlugin::get()->supportedPaperSizes(*this);

never executed (the execution status of this line is deduced): d->paperSizes = QPlatformPrinterSupportPlugin::get()->supportedPaperSizes(*this);

220

d->hasPaperSizes = true;

never executed (the execution status of this line is deduced): d->hasPaperSizes = true;

221

}

never executed: }

222

return d->paperSizes;

never executed: return d->paperSizes;

223 } -

224 -

225 QList<QPrinterInfo> QPrinterInfo::availablePrinters() -

226 { -

227

QPlatformPrinterSupport *ps = QPlatformPrinterSupportPlugin::get();

executed (the execution status of this line is deduced): QPlatformPrinterSupport *ps = QPlatformPrinterSupportPlugin::get();

228

if (!ps)

partially evaluated: !ps

TRUE	FALSE
no Evaluation Count:0	yes Evaluation Count:100

0-100

229

return QList<QPrinterInfo>();

never executed: return QList<QPrinterInfo>();

230

return ps->availablePrinters();

executed: return ps->availablePrinters();

Execution Count:100

100

231 } -

232 -

233 QPrinterInfo QPrinterInfo::defaultPrinter() -

234 { -

235

QPlatformPrinterSupport *ps = QPlatformPrinterSupportPlugin::get();

executed (the execution status of this line is deduced): QPlatformPrinterSupport *ps = QPlatformPrinterSupportPlugin::get();

236

if (!ps)

partially evaluated: !ps

TRUE	FALSE
no Evaluation Count:0	yes Evaluation Count:85

0-85

237

return QPrinterInfo();

never executed: return QPrinterInfo();

238

return ps->defaultPrinter();

executed: return ps->defaultPrinter();

Execution Count:85

239 } -

240 -

241 /*! -

242 Returns the printer \a printerName. -

243 -

244 The return value should be checked using isNull() before being -

245 used, in case the named printer does not exist. -

246 -

247 \since 5.0 -

248 \sa isNull() -

249 */ -

250 QPrinterInfo QPrinterInfo::printerInfo(const QString &printerName) -

251 { -

252

QPlatformPrinterSupport *ps = QPlatformPrinterSupportPlugin::get();

executed (the execution status of this line is deduced): QPlatformPrinterSupport *ps = QPlatformPrinterSupportPlugin::get();

253

if (!ps)

partially evaluated: !ps

TRUE	FALSE
no Evaluation Count:0	yes Evaluation Count:4

0-4

254

return QPrinterInfo();

never executed: return QPrinterInfo();

255

return ps->printerInfo(printerName);

executed: return ps->printerInfo(printerName);

Execution Count:4

256 } -

257 -

258 QT_END_NAMESPACE -

259 -

260 #endif // QT_NO_PRINTER -

261 -

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