qiconloader.cpp

Absolute File Name:/home/qt/qt5_coco/qt5/qtbase/src/gui/image/qiconloader.cpp
Source codeSwitch to Preprocessed file
LineSourceCount
1/****************************************************************************-
2**-
3** Copyright (C) 2015 The Qt Company Ltd.-
4** Contact: http://www.qt.io/licensing/-
5**-
6** This file is part of the QtGui module of the Qt Toolkit.-
7**-
8** $QT_BEGIN_LICENSE:LGPL21$-
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-
12** Software or, alternatively, in accordance with the terms contained in-
13** a written agreement between you and The Qt Company. For licensing terms-
14** and conditions see http://www.qt.io/terms-conditions. For further-
15** information use the contact form at http://www.qt.io/contact-us.-
16**-
17** GNU Lesser General Public License Usage-
18** Alternatively, this file may be used under the terms of the GNU Lesser-
19** General Public License version 2.1 or version 3 as published by the Free-
20** Software Foundation and appearing in the file LICENSE.LGPLv21 and-
21** LICENSE.LGPLv3 included in the packaging of this file. Please review the-
22** following information to ensure the GNU Lesser General Public License-
23** requirements will be met: https://www.gnu.org/licenses/lgpl.html and-
24** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.-
25**-
26** As a special exception, The Qt Company gives you certain additional-
27** rights. These rights are described in The Qt Company LGPL Exception-
28** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.-
29**-
30** $QT_END_LICENSE$-
31**-
32****************************************************************************/-
33#ifndef QT_NO_ICON-
34#include <private/qiconloader_p.h>-
35-
36#include <private/qguiapplication_p.h>-
37#include <private/qicon_p.h>-
38-
39#include <QtGui/QIconEnginePlugin>-
40#include <QtGui/QPixmapCache>-
41#include <qpa/qplatformtheme.h>-
42#include <QtGui/QIconEngine>-
43#include <QtGui/QPalette>-
44#include <QtCore/QList>-
45#include <QtCore/QDir>-
46#include <QtCore/QSettings>-
47#include <QtGui/QPainter>-
48-
49#include <private/qhexstring_p.h>-
50-
51QT_BEGIN_NAMESPACE-
52-
53Q_GLOBAL_STATIC(QIconLoader, iconLoaderInstance)
never executed: end of block
never executed: guard.store(QtGlobalStatic::Destroyed);
never executed: return &holder.value;
guard.load() =...c::InitializedDescription
TRUEnever evaluated
FALSEnever evaluated
0
54-
55/* Theme to use in last resort, if the theme does not have the icon, neither the parents */-
56static QString fallbackTheme()-
57{-
58 if (const QPlatformTheme *theme = QGuiApplicationPrivate::platformTheme()) {
const QPlatfor...latformTheme()Description
TRUEnever evaluated
FALSEnever evaluated
0
59 const QVariant themeHint = theme->themeHint(QPlatformTheme::SystemIconFallbackThemeName);-
60 if (themeHint.isValid())
themeHint.isValid()Description
TRUEnever evaluated
FALSEnever evaluated
0
61 return themeHint.toString();
never executed: return themeHint.toString();
0
62 }
never executed: end of block
0
63 return QString();
never executed: return QString();
0
64}-
65-
66QIconLoader::QIconLoader() :-
67 m_themeKey(1), m_supportsSvg(false), m_initialized(false)-
68{-
69}
never executed: end of block
0
70-
71static inline QString systemThemeName()-
72{-
73 if (const QPlatformTheme *theme = QGuiApplicationPrivate::platformTheme()) {
const QPlatfor...latformTheme()Description
TRUEnever evaluated
FALSEnever evaluated
0
74 const QVariant themeHint = theme->themeHint(QPlatformTheme::SystemIconThemeName);-
75 if (themeHint.isValid())
themeHint.isValid()Description
TRUEnever evaluated
FALSEnever evaluated
0
76 return themeHint.toString();
never executed: return themeHint.toString();
0
77 }
never executed: end of block
0
78 return QString();
never executed: return QString();
0
79}-
80-
81static inline QStringList systemIconSearchPaths()-
82{-
83 if (const QPlatformTheme *theme = QGuiApplicationPrivate::platformTheme()) {
const QPlatfor...latformTheme()Description
TRUEnever evaluated
FALSEnever evaluated
0
84 const QVariant themeHint = theme->themeHint(QPlatformTheme::IconThemeSearchPaths);-
85 if (themeHint.isValid())
themeHint.isValid()Description
TRUEnever evaluated
FALSEnever evaluated
0
86 return themeHint.toStringList();
never executed: return themeHint.toStringList();
0
87 }
never executed: end of block
0
88 return QStringList();
never executed: return QStringList();
0
89}-
90-
91#ifndef QT_NO_LIBRARY-
92extern QFactoryLoader *qt_iconEngineFactoryLoader(); // qicon.cpp-
93#endif-
94-
95void QIconLoader::ensureInitialized()-
96{-
97 if (!m_initialized) {
!m_initializedDescription
TRUEnever evaluated
FALSEnever evaluated
0
98 m_initialized = true;-
99-
100 Q_ASSERT(qApp);-
101-
102 m_systemTheme = systemThemeName();-
103-
104 if (m_systemTheme.isEmpty())
m_systemTheme.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
105 m_systemTheme = fallbackTheme();
never executed: m_systemTheme = fallbackTheme();
0
106#ifndef QT_NO_LIBRARY-
107 if (qt_iconEngineFactoryLoader()->keyMap().key(QLatin1String("svg"), -1) != -1)
qt_iconEngineF...g"), -1) != -1Description
TRUEnever evaluated
FALSEnever evaluated
0
108 m_supportsSvg = true;
never executed: m_supportsSvg = true;
0
109#endif //QT_NO_LIBRARY-
110 }
never executed: end of block
0
111}
never executed: end of block
0
112-
113QIconLoader *QIconLoader::instance()-
114{-
115 iconLoaderInstance()->ensureInitialized();-
116 return iconLoaderInstance();
never executed: return iconLoaderInstance();
0
117}-
118-
119// Queries the system theme and invalidates existing-
120// icons if the theme has changed.-
121void QIconLoader::updateSystemTheme()-
122{-
123 // Only change if this is not explicitly set by the user-
124 if (m_userTheme.isEmpty()) {
m_userTheme.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
125 QString theme = systemThemeName();-
126 if (theme.isEmpty())
theme.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
127 theme = fallbackTheme();
never executed: theme = fallbackTheme();
0
128 if (theme != m_systemTheme) {
theme != m_systemThemeDescription
TRUEnever evaluated
FALSEnever evaluated
0
129 m_systemTheme = theme;-
130 invalidateKey();-
131 }
never executed: end of block
0
132 }
never executed: end of block
0
133}
never executed: end of block
0
134-
135void QIconLoader::setThemeName(const QString &themeName)-
136{-
137 m_userTheme = themeName;-
138 invalidateKey();-
139}
never executed: end of block
0
140-
141void QIconLoader::setThemeSearchPath(const QStringList &searchPaths)-
142{-
143 m_iconDirs = searchPaths;-
144 themeList.clear();-
145 invalidateKey();-
146}
never executed: end of block
0
147-
148QStringList QIconLoader::themeSearchPaths() const-
149{-
150 if (m_iconDirs.isEmpty()) {
m_iconDirs.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
151 m_iconDirs = systemIconSearchPaths();-
152 // Always add resource directory as search path-
153 m_iconDirs.append(QLatin1String(":/icons"));-
154 }
never executed: end of block
0
155 return m_iconDirs;
never executed: return m_iconDirs;
0
156}-
157-
158QIconTheme::QIconTheme(const QString &themeName)-
159 : m_valid(false)-
160{-
161 QFile themeIndex;-
162-
163 QStringList iconDirs = QIcon::themeSearchPaths();-
164 for ( int i = 0 ; i < iconDirs.size() ; ++i) {
i < iconDirs.size()Description
TRUEnever evaluated
FALSEnever evaluated
0
165 QDir iconDir(iconDirs[i]);-
166 QString themeDir = iconDir.path() + QLatin1Char('/') + themeName;-
167 QFileInfo themeDirInfo(themeDir);-
168-
169 if (themeDirInfo.isDir())
themeDirInfo.isDir()Description
TRUEnever evaluated
FALSEnever evaluated
0
170 m_contentDirs << themeDir;
never executed: m_contentDirs << themeDir;
0
171-
172 if (!m_valid) {
!m_validDescription
TRUEnever evaluated
FALSEnever evaluated
0
173 themeIndex.setFileName(themeDir + QLatin1String("/index.theme"));-
174 if (themeIndex.exists())
themeIndex.exists()Description
TRUEnever evaluated
FALSEnever evaluated
0
175 m_valid = true;
never executed: m_valid = true;
0
176 }
never executed: end of block
0
177 }
never executed: end of block
0
178#ifndef QT_NO_SETTINGS-
179 if (themeIndex.exists()) {
themeIndex.exists()Description
TRUEnever evaluated
FALSEnever evaluated
0
180 const QSettings indexReader(themeIndex.fileName(), QSettings::IniFormat);-
181 QStringListIterator keyIterator(indexReader.allKeys());-
182 while (keyIterator.hasNext()) {
keyIterator.hasNext()Description
TRUEnever evaluated
FALSEnever evaluated
0
183-
184 const QString key = keyIterator.next();-
185 if (key.endsWith(QLatin1String("/Size"))) {
key.endsWith(Q...ring("/Size"))Description
TRUEnever evaluated
FALSEnever evaluated
0
186 // Note the QSettings ini-format does not accept-
187 // slashes in key names, hence we have to cheat-
188 if (int size = indexReader.value(key).toInt()) {
int size = ind...e(key).toInt()Description
TRUEnever evaluated
FALSEnever evaluated
0
189 QString directoryKey = key.left(key.size() - 5);-
190 QIconDirInfo dirInfo(directoryKey);-
191 dirInfo.size = size;-
192 QString type = indexReader.value(directoryKey +-
193 QLatin1String("/Type")-
194 ).toString();-
195-
196 if (type == QLatin1String("Fixed"))
type == QLatin1String("Fixed")Description
TRUEnever evaluated
FALSEnever evaluated
0
197 dirInfo.type = QIconDirInfo::Fixed;
never executed: dirInfo.type = QIconDirInfo::Fixed;
0
198 else if (type == QLatin1String("Scalable"))
type == QLatin...ng("Scalable")Description
TRUEnever evaluated
FALSEnever evaluated
0
199 dirInfo.type = QIconDirInfo::Scalable;
never executed: dirInfo.type = QIconDirInfo::Scalable;
0
200 else-
201 dirInfo.type = QIconDirInfo::Threshold;
never executed: dirInfo.type = QIconDirInfo::Threshold;
0
202-
203 dirInfo.threshold = indexReader.value(directoryKey +-
204 QLatin1String("/Threshold"),-
205 2).toInt();-
206-
207 dirInfo.minSize = indexReader.value(directoryKey +-
208 QLatin1String("/MinSize"),-
209 size).toInt();-
210-
211 dirInfo.maxSize = indexReader.value(directoryKey +-
212 QLatin1String("/MaxSize"),-
213 size).toInt();-
214 m_keyList.append(dirInfo);-
215 }
never executed: end of block
0
216 }
never executed: end of block
0
217 }
never executed: end of block
0
218-
219 // Parent themes provide fallbacks for missing icons-
220 m_parents = indexReader.value(-
221 QLatin1String("Icon Theme/Inherits")).toStringList();-
222 m_parents.removeAll(QString());-
223-
224 // Ensure a default platform fallback for all themes-
225 if (m_parents.isEmpty()) {
m_parents.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
226 const QString fallback = fallbackTheme();-
227 if (!fallback.isEmpty())
!fallback.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
228 m_parents.append(fallback);
never executed: m_parents.append(fallback);
0
229 }
never executed: end of block
0
230-
231 // Ensure that all themes fall back to hicolor-
232 if (!m_parents.contains(QLatin1String("hicolor")))
!m_parents.con...ng("hicolor"))Description
TRUEnever evaluated
FALSEnever evaluated
0
233 m_parents.append(QLatin1String("hicolor"));
never executed: m_parents.append(QLatin1String("hicolor"));
0
234 }
never executed: end of block
0
235#endif //QT_NO_SETTINGS-
236}
never executed: end of block
0
237-
238QThemeIconInfo QIconLoader::findIconHelper(const QString &themeName,-
239 const QString &iconName,-
240 QStringList &visited) const-
241{-
242 QThemeIconInfo info;-
243 Q_ASSERT(!themeName.isEmpty());-
244-
245 // Used to protect against potential recursions-
246 visited << themeName;-
247-
248 QIconTheme theme = themeList.value(themeName);-
249 if (!theme.isValid()) {
!theme.isValid()Description
TRUEnever evaluated
FALSEnever evaluated
0
250 theme = QIconTheme(themeName);-
251 if (!theme.isValid())
!theme.isValid()Description
TRUEnever evaluated
FALSEnever evaluated
0
252 theme = QIconTheme(fallbackTheme());
never executed: theme = QIconTheme(fallbackTheme());
0
253-
254 themeList.insert(themeName, theme);-
255 }
never executed: end of block
0
256-
257 const QStringList contentDirs = theme.contentDirs();-
258 const QVector<QIconDirInfo> subDirs = theme.keyList();-
259-
260 QString iconNameFallback = iconName;-
261-
262 // Iterate through all icon's fallbacks in current theme-
263 while (info.entries.isEmpty()) {
info.entries.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
264 const QString svgIconName = iconNameFallback + QLatin1String(".svg");-
265 const QString pngIconName = iconNameFallback + QLatin1String(".png");-
266-
267 // Add all relevant files-
268 for (int i = 0; i < contentDirs.size(); ++i) {
i < contentDirs.size()Description
TRUEnever evaluated
FALSEnever evaluated
0
269 QString contentDir = contentDirs.at(i) + QLatin1Char('/');-
270 for (int j = 0; j < subDirs.size() ; ++j) {
j < subDirs.size()Description
TRUEnever evaluated
FALSEnever evaluated
0
271 const QIconDirInfo &dirInfo = subDirs.at(j);-
272 QString subdir = dirInfo.path;-
273 QDir currentDir(contentDir + subdir);-
274 if (currentDir.exists(pngIconName)) {
currentDir.exists(pngIconName)Description
TRUEnever evaluated
FALSEnever evaluated
0
275 PixmapEntry *iconEntry = new PixmapEntry;-
276 iconEntry->dir = dirInfo;-
277 iconEntry->filename = currentDir.filePath(pngIconName);-
278 // Notice we ensure that pixmap entries always come before-
279 // scalable to preserve search order afterwards-
280 info.entries.prepend(iconEntry);-
281 } else if (m_supportsSvg &&
never executed: end of block
m_supportsSvgDescription
TRUEnever evaluated
FALSEnever evaluated
0
282 currentDir.exists(svgIconName)) {
currentDir.exists(svgIconName)Description
TRUEnever evaluated
FALSEnever evaluated
0
283 ScalableEntry *iconEntry = new ScalableEntry;-
284 iconEntry->dir = dirInfo;-
285 iconEntry->filename = currentDir.filePath(svgIconName);-
286 info.entries.append(iconEntry);-
287 }
never executed: end of block
0
288 }
never executed: end of block
0
289 }
never executed: end of block
0
290-
291 if (!info.entries.isEmpty()) {
!info.entries.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
292 info.iconName = iconNameFallback;-
293 break;
never executed: break;
0
294 }-
295-
296 // If it's possible - find next fallback for the icon-
297 const int indexOfDash = iconNameFallback.lastIndexOf(QLatin1Char('-'));-
298 if (indexOfDash == -1)
indexOfDash == -1Description
TRUEnever evaluated
FALSEnever evaluated
0
299 break;
never executed: break;
0
300-
301 iconNameFallback.truncate(indexOfDash);-
302 }
never executed: end of block
0
303-
304 if (info.entries.isEmpty()) {
info.entries.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
305 const QStringList parents = theme.parents();-
306 // Search recursively through inherited themes-
307 for (int i = 0 ; i < parents.size() ; ++i) {
i < parents.size()Description
TRUEnever evaluated
FALSEnever evaluated
0
308-
309 const QString parentTheme = parents.at(i).trimmed();-
310-
311 if (!visited.contains(parentTheme)) // guard against recursion
!visited.contains(parentTheme)Description
TRUEnever evaluated
FALSEnever evaluated
0
312 info = findIconHelper(parentTheme, iconName, visited);
never executed: info = findIconHelper(parentTheme, iconName, visited);
0
313-
314 if (!info.entries.isEmpty()) // success
!info.entries.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
315 break;
never executed: break;
0
316 }
never executed: end of block
0
317 }
never executed: end of block
0
318 return info;
never executed: return info;
0
319}-
320-
321QThemeIconInfo QIconLoader::loadIcon(const QString &name) const-
322{-
323 if (!themeName().isEmpty()) {
!themeName().isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
324 QStringList visited;-
325 return findIconHelper(themeName(), name, visited);
never executed: return findIconHelper(themeName(), name, visited);
0
326 }-
327-
328 return QThemeIconInfo();
never executed: return QThemeIconInfo();
0
329}-
330-
331-
332// -------- Icon Loader Engine -------- //-
333-
334-
335QIconLoaderEngine::QIconLoaderEngine(const QString& iconName)-
336 : m_iconName(iconName), m_key(0)-
337{-
338}
never executed: end of block
0
339-
340QIconLoaderEngine::~QIconLoaderEngine()-
341{-
342 qDeleteAll(m_info.entries);-
343}
never executed: end of block
0
344-
345QIconLoaderEngine::QIconLoaderEngine(const QIconLoaderEngine &other)-
346 : QIconEngine(other),-
347 m_iconName(other.m_iconName),-
348 m_key(0)-
349{-
350}
never executed: end of block
0
351-
352QIconEngine *QIconLoaderEngine::clone() const-
353{-
354 return new QIconLoaderEngine(*this);
never executed: return new QIconLoaderEngine(*this);
0
355}-
356-
357bool QIconLoaderEngine::read(QDataStream &in) {-
358 in >> m_iconName;-
359 return true;
never executed: return true;
0
360}-
361-
362bool QIconLoaderEngine::write(QDataStream &out) const-
363{-
364 out << m_iconName;-
365 return true;
never executed: return true;
0
366}-
367-
368bool QIconLoaderEngine::hasIcon() const-
369{-
370 return !(m_info.entries.isEmpty());
never executed: return !(m_info.entries.isEmpty());
0
371}-
372-
373// Lazily load the icon-
374void QIconLoaderEngine::ensureLoaded()-
375{-
376 if (!(QIconLoader::instance()->themeKey() == m_key)) {
!(QIconLoader:...ey() == m_key)Description
TRUEnever evaluated
FALSEnever evaluated
0
377 qDeleteAll(m_info.entries);-
378 m_info.entries.clear();-
379 m_info.iconName.clear();-
380-
381 Q_ASSERT(m_info.entries.size() == 0);-
382 m_info = QIconLoader::instance()->loadIcon(m_iconName);-
383 m_key = QIconLoader::instance()->themeKey();-
384 }
never executed: end of block
0
385}
never executed: end of block
0
386-
387void QIconLoaderEngine::paint(QPainter *painter, const QRect &rect,-
388 QIcon::Mode mode, QIcon::State state)-
389{-
390 QSize pixmapSize = rect.size();-
391 painter->drawPixmap(rect, pixmap(pixmapSize, mode, state));-
392}
never executed: end of block
0
393-
394/*-
395 * This algorithm is defined by the freedesktop spec:-
396 * http://standards.freedesktop.org/icon-theme-spec/icon-theme-spec-latest.html-
397 */-
398static bool directoryMatchesSize(const QIconDirInfo &dir, int iconsize)-
399{-
400 if (dir.type == QIconDirInfo::Fixed) {
dir.type == QI...DirInfo::FixedDescription
TRUEnever evaluated
FALSEnever evaluated
0
401 return dir.size == iconsize;
never executed: return dir.size == iconsize;
0
402-
403 } else if (dir.type == QIconDirInfo::Scalable) {
dir.type == QI...Info::ScalableDescription
TRUEnever evaluated
FALSEnever evaluated
0
404 return iconsize <= dir.maxSize &&
never executed: return iconsize <= dir.maxSize && iconsize >= dir.minSize;
iconsize <= dir.maxSizeDescription
TRUEnever evaluated
FALSEnever evaluated
0
405 iconsize >= dir.minSize;
never executed: return iconsize <= dir.maxSize && iconsize >= dir.minSize;
iconsize >= dir.minSizeDescription
TRUEnever evaluated
FALSEnever evaluated
0
406-
407 } else if (dir.type == QIconDirInfo::Threshold) {
dir.type == QI...nfo::ThresholdDescription
TRUEnever evaluated
FALSEnever evaluated
0
408 return iconsize >= dir.size - dir.threshold &&
never executed: return iconsize >= dir.size - dir.threshold && iconsize <= dir.size + dir.threshold;
iconsize >= di... dir.thresholdDescription
TRUEnever evaluated
FALSEnever evaluated
0
409 iconsize <= dir.size + dir.threshold;
never executed: return iconsize >= dir.size - dir.threshold && iconsize <= dir.size + dir.threshold;
iconsize <= di... dir.thresholdDescription
TRUEnever evaluated
FALSEnever evaluated
0
410 }-
411-
412 Q_ASSERT(1); // Not a valid value-
413 return false;
never executed: return false;
0
414}-
415-
416/*-
417 * This algorithm is defined by the freedesktop spec:-
418 * http://standards.freedesktop.org/icon-theme-spec/icon-theme-spec-latest.html-
419 */-
420static int directorySizeDistance(const QIconDirInfo &dir, int iconsize)-
421{-
422 if (dir.type == QIconDirInfo::Fixed) {
dir.type == QI...DirInfo::FixedDescription
TRUEnever evaluated
FALSEnever evaluated
0
423 return qAbs(dir.size - iconsize);
never executed: return qAbs(dir.size - iconsize);
0
424-
425 } else if (dir.type == QIconDirInfo::Scalable) {
dir.type == QI...Info::ScalableDescription
TRUEnever evaluated
FALSEnever evaluated
0
426 if (iconsize < dir.minSize)
iconsize < dir.minSizeDescription
TRUEnever evaluated
FALSEnever evaluated
0
427 return dir.minSize - iconsize;
never executed: return dir.minSize - iconsize;
0
428 else if (iconsize > dir.maxSize)
iconsize > dir.maxSizeDescription
TRUEnever evaluated
FALSEnever evaluated
0
429 return iconsize - dir.maxSize;
never executed: return iconsize - dir.maxSize;
0
430 else-
431 return 0;
never executed: return 0;
0
432-
433 } else if (dir.type == QIconDirInfo::Threshold) {
dir.type == QI...nfo::ThresholdDescription
TRUEnever evaluated
FALSEnever evaluated
0
434 if (iconsize < dir.size - dir.threshold)
iconsize < dir... dir.thresholdDescription
TRUEnever evaluated
FALSEnever evaluated
0
435 return dir.minSize - iconsize;
never executed: return dir.minSize - iconsize;
0
436 else if (iconsize > dir.size + dir.threshold)
iconsize > dir... dir.thresholdDescription
TRUEnever evaluated
FALSEnever evaluated
0
437 return iconsize - dir.maxSize;
never executed: return iconsize - dir.maxSize;
0
438 else return 0;
never executed: return 0;
0
439 }-
440-
441 Q_ASSERT(1); // Not a valid value-
442 return INT_MAX;
never executed: return 2147483647;
0
443}-
444-
445QIconLoaderEngineEntry *QIconLoaderEngine::entryForSize(const QSize &size)-
446{-
447 int iconsize = qMin(size.width(), size.height());-
448-
449 // Note that m_info.entries are sorted so that png-files-
450 // come first-
451-
452 const int numEntries = m_info.entries.size();-
453-
454 // Search for exact matches first-
455 for (int i = 0; i < numEntries; ++i) {
i < numEntriesDescription
TRUEnever evaluated
FALSEnever evaluated
0
456 QIconLoaderEngineEntry *entry = m_info.entries.at(i);-
457 if (directoryMatchesSize(entry->dir, iconsize)) {
directoryMatch...dir, iconsize)Description
TRUEnever evaluated
FALSEnever evaluated
0
458 return entry;
never executed: return entry;
0
459 }-
460 }
never executed: end of block
0
461-
462 // Find the minimum distance icon-
463 int minimalSize = INT_MAX;-
464 QIconLoaderEngineEntry *closestMatch = 0;-
465 for (int i = 0; i < numEntries; ++i) {
i < numEntriesDescription
TRUEnever evaluated
FALSEnever evaluated
0
466 QIconLoaderEngineEntry *entry = m_info.entries.at(i);-
467 int distance = directorySizeDistance(entry->dir, iconsize);-
468 if (distance < minimalSize) {
distance < minimalSizeDescription
TRUEnever evaluated
FALSEnever evaluated
0
469 minimalSize = distance;-
470 closestMatch = entry;-
471 }
never executed: end of block
0
472 }
never executed: end of block
0
473 return closestMatch;
never executed: return closestMatch;
0
474}-
475-
476/*-
477 * Returns the actual icon size. For scalable svg's this is equivalent-
478 * to the requested size. Otherwise the closest match is returned but-
479 * we can never return a bigger size than the requested size.-
480 *-
481 */-
482QSize QIconLoaderEngine::actualSize(const QSize &size, QIcon::Mode mode,-
483 QIcon::State state)-
484{-
485 ensureLoaded();-
486-
487 QIconLoaderEngineEntry *entry = entryForSize(size);-
488 if (entry) {
entryDescription
TRUEnever evaluated
FALSEnever evaluated
0
489 const QIconDirInfo &dir = entry->dir;-
490 if (dir.type == QIconDirInfo::Scalable)
dir.type == QI...Info::ScalableDescription
TRUEnever evaluated
FALSEnever evaluated
0
491 return size;
never executed: return size;
0
492 else {-
493 int result = qMin<int>(dir.size, qMin(size.width(), size.height()));-
494 return QSize(result, result);
never executed: return QSize(result, result);
0
495 }-
496 }-
497 return QIconEngine::actualSize(size, mode, state);
never executed: return QIconEngine::actualSize(size, mode, state);
0
498}-
499-
500QPixmap PixmapEntry::pixmap(const QSize &size, QIcon::Mode mode, QIcon::State state)-
501{-
502 Q_UNUSED(state);-
503-
504 // Ensure that basePixmap is lazily initialized before generating the-
505 // key, otherwise the cache key is not unique-
506 if (basePixmap.isNull())
basePixmap.isNull()Description
TRUEnever evaluated
FALSEnever evaluated
0
507 basePixmap.load(filename);
never executed: basePixmap.load(filename);
0
508-
509 QSize actualSize = basePixmap.size();-
510 if (!actualSize.isNull() && (actualSize.width() > size.width() || actualSize.height() > size.height()))
!actualSize.isNull()Description
TRUEnever evaluated
FALSEnever evaluated
actualSize.wid...> size.width()Description
TRUEnever evaluated
FALSEnever evaluated
actualSize.hei... size.height()Description
TRUEnever evaluated
FALSEnever evaluated
0
511 actualSize.scale(size, Qt::KeepAspectRatio);
never executed: actualSize.scale(size, Qt::KeepAspectRatio);
0
512-
513 QString key = QLatin1String("$qt_theme_")-
514 % HexString<qint64>(basePixmap.cacheKey())-
515 % HexString<int>(mode)-
516 % HexString<qint64>(QGuiApplication::palette().cacheKey())-
517 % HexString<int>(actualSize.width())-
518 % HexString<int>(actualSize.height());-
519-
520 QPixmap cachedPixmap;-
521 if (QPixmapCache::find(key, &cachedPixmap)) {
QPixmapCache::...&cachedPixmap)Description
TRUEnever evaluated
FALSEnever evaluated
0
522 return cachedPixmap;
never executed: return cachedPixmap;
0
523 } else {-
524 if (basePixmap.size() != actualSize)
basePixmap.siz... != actualSizeDescription
TRUEnever evaluated
FALSEnever evaluated
0
525 cachedPixmap = basePixmap.scaled(actualSize, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
never executed: cachedPixmap = basePixmap.scaled(actualSize, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
0
526 else-
527 cachedPixmap = basePixmap;
never executed: cachedPixmap = basePixmap;
0
528 if (QGuiApplication *guiApp = qobject_cast<QGuiApplication *>(qApp))
QGuiApplicatio...:instance())))Description
TRUEnever evaluated
FALSEnever evaluated
0
529 cachedPixmap = static_cast<QGuiApplicationPrivate*>(QObjectPrivate::get(guiApp))->applyQIconStyleHelper(mode, cachedPixmap);
never executed: cachedPixmap = static_cast<QGuiApplicationPrivate*>(QObjectPrivate::get(guiApp))->applyQIconStyleHelper(mode, cachedPixmap);
0
530 QPixmapCache::insert(key, cachedPixmap);-
531 }
never executed: end of block
0
532 return cachedPixmap;
never executed: return cachedPixmap;
0
533}-
534-
535QPixmap ScalableEntry::pixmap(const QSize &size, QIcon::Mode mode, QIcon::State state)-
536{-
537 if (svgIcon.isNull())
svgIcon.isNull()Description
TRUEnever evaluated
FALSEnever evaluated
0
538 svgIcon = QIcon(filename);
never executed: svgIcon = QIcon(filename);
0
539-
540 // Simply reuse svg icon engine-
541 return svgIcon.pixmap(size, mode, state);
never executed: return svgIcon.pixmap(size, mode, state);
0
542}-
543-
544QPixmap QIconLoaderEngine::pixmap(const QSize &size, QIcon::Mode mode,-
545 QIcon::State state)-
546{-
547 ensureLoaded();-
548-
549 QIconLoaderEngineEntry *entry = entryForSize(size);-
550 if (entry)
entryDescription
TRUEnever evaluated
FALSEnever evaluated
0
551 return entry->pixmap(size, mode, state);
never executed: return entry->pixmap(size, mode, state);
0
552-
553 return QPixmap();
never executed: return QPixmap();
0
554}-
555-
556QString QIconLoaderEngine::key() const-
557{-
558 return QLatin1String("QIconLoaderEngine");
never executed: return QLatin1String("QIconLoaderEngine");
0
559}-
560-
561void QIconLoaderEngine::virtual_hook(int id, void *data)-
562{-
563 ensureLoaded();-
564-
565 switch (id) {-
566 case QIconEngine::AvailableSizesHook:
never executed: case QIconEngine::AvailableSizesHook:
0
567 {-
568 QIconEngine::AvailableSizesArgument &arg-
569 = *reinterpret_cast<QIconEngine::AvailableSizesArgument*>(data);-
570 const int N = m_info.entries.size();-
571 QList<QSize> sizes;-
572 sizes.reserve(N);-
573-
574 // Gets all sizes from the DirectoryInfo entries-
575 for (int i = 0; i < N; ++i) {
i < NDescription
TRUEnever evaluated
FALSEnever evaluated
0
576 int size = m_info.entries.at(i)->dir.size;-
577 sizes.append(QSize(size, size));-
578 }
never executed: end of block
0
579 arg.sizes.swap(sizes); // commit-
580 }-
581 break;
never executed: break;
0
582 case QIconEngine::IconNameHook:
never executed: case QIconEngine::IconNameHook:
0
583 {-
584 QString &name = *reinterpret_cast<QString*>(data);-
585 name = m_info.iconName;-
586 }-
587 break;
never executed: break;
0
588 default:
never executed: default:
0
589 QIconEngine::virtual_hook(id, data);-
590 }
never executed: end of block
0
591}-
592-
593QT_END_NAMESPACE-
594-
595#endif //QT_NO_ICON-
Source codeSwitch to Preprocessed file
Generated by Squish Coco Non-Commercial 4.3.0-BETA-master-30-08-2018-4cb69e9