source: trunk/src/gui/styles/qs60style_simulated.cpp

Last change on this file was 846, checked in by Dmitry A. Kuminov, 14 years ago

trunk: Merged in qt 4.7.2 sources from branches/vendor/nokia/qt.
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File size: 15.1 KB
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1/****************************************************************************
2**
3** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation (qt-info@nokia.com)
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 qt-info@nokia.com.
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#include "qs60style.h"
43#include "qs60style_p.h"
44#include "qfile.h"
45#include "qhash.h"
46#include "qapplication.h"
47#include "qpainter.h"
48#include "qpicture.h"
49#include "qstyleoption.h"
50#include "qtransform.h"
51#include "qlayout.h"
52#include "qpixmapcache.h"
53#include "qmetaobject.h"
54#include "qdebug.h"
55#include "qbuffer.h"
56#include "qdesktopwidget.h"
57
58#if !defined(QT_NO_STYLE_S60) || defined(QT_PLUGIN)
59
60QT_BEGIN_NAMESPACE
61
62static const quint32 blobVersion = 1;
63static const int pictureSize = 256;
64
65#if defined(Q_CC_GNU)
66#if __GNUC__ >= 2
67#define __FUNCTION__ __func__
68#endif
69#endif
70
71
72bool saveThemeToBlob(const QString &themeBlob,
73 const QHash<QString, QPicture> &partPictures,
74 const QHash<QPair<QString, int>, QColor> &colors)
75{
76 QFile blob(themeBlob);
77 if (!blob.open(QIODevice::WriteOnly)) {
78 qWarning() << __FUNCTION__ << ": Could not create blob: " << themeBlob;
79 return false;
80 }
81
82 QByteArray data;
83 QBuffer dataBuffer(&data);
84 dataBuffer.open(QIODevice::WriteOnly);
85 QDataStream dataOut(&dataBuffer);
86
87 const int colorsCount = colors.count();
88 dataOut << colorsCount;
89 const QList<QPair<QString, int> > colorKeys = colors.keys();
90 for (int i = 0; i < colorsCount; ++i) {
91 const QPair<QString, int> &key = colorKeys.at(i);
92 dataOut << key;
93 const QColor color = colors.value(key);
94 dataOut << color;
95 }
96
97 dataOut << partPictures.count();
98 QHashIterator<QString, QPicture> i(partPictures);
99 while (i.hasNext()) {
100 i.next();
101 dataOut << i.key();
102 dataOut << i.value(); // the QPicture
103 }
104
105 QDataStream blobOut(&blob);
106 blobOut << blobVersion;
107 blobOut << qCompress(data);
108 return blobOut.status() == QDataStream::Ok;
109}
110
111bool loadThemeFromBlob(const QString &themeBlob,
112 QHash<QString, QPicture> &partPictures,
113 QHash<QPair<QString, int>, QColor> &colors)
114{
115 QFile blob(themeBlob);
116 if (!blob.open(QIODevice::ReadOnly)) {
117 qWarning() << __FUNCTION__ << ": Could not read blob: " << themeBlob;
118 return false;
119 }
120 QDataStream blobIn(&blob);
121
122 quint32 version;
123 blobIn >> version;
124
125 if (version != blobVersion) {
126 qWarning() << __FUNCTION__ << ": Invalid blob version: " << version << " ...expected: " << blobVersion;
127 return false;
128 }
129
130 QByteArray data;
131 blobIn >> data;
132 data = qUncompress(data);
133 QBuffer dataBuffer(&data);
134 dataBuffer.open(QIODevice::ReadOnly);
135 QDataStream dataIn(&dataBuffer);
136
137 int colorsCount;
138 dataIn >> colorsCount;
139 for (int i = 0; i < colorsCount; ++i) {
140 QPair<QString, int> key;
141 dataIn >> key;
142 QColor value;
143 dataIn >> value;
144 colors.insert(key, value);
145 }
146
147 int picturesCount;
148 dataIn >> picturesCount;
149 for (int i = 0; i < picturesCount; ++i) {
150 QString key;
151 dataIn >> key;
152 QPicture value;
153 dataIn >> value;
154 value.setBoundingRect(QRect(0, 0, pictureSize, pictureSize)); // Bug? The forced bounding rect was not deserialized.
155 partPictures.insert(key, value);
156 }
157
158 if (dataIn.status() != QDataStream::Ok) {
159 qWarning() << __FUNCTION__ << ": Invalid data blob: " << themeBlob;
160 return false;
161 }
162 return true;
163}
164
165class QS60StyleModeSpecifics
166{
167public:
168 static QPixmap skinnedGraphics(QS60StyleEnums::SkinParts stylepart,
169 const QSize &size, QS60StylePrivate::SkinElementFlags flags);
170 static QHash<QString, QPicture> m_partPictures;
171 static QHash<QPair<QString , int>, QColor> m_colors;
172};
173QHash<QString, QPicture> QS60StyleModeSpecifics::m_partPictures;
174QHash<QPair<QString , int>, QColor> QS60StyleModeSpecifics::m_colors;
175
176QS60StylePrivate::QS60StylePrivate()
177{
178 setCurrentLayout(0);
179}
180
181QColor QS60StylePrivate::s60Color(QS60StyleEnums::ColorLists list,
182 int index, const QStyleOption *option)
183{
184 const QString listKey = QS60Style::colorListKeys().at(list);
185 return QS60StylePrivate::stateColor(
186 QS60StyleModeSpecifics::m_colors.value(QPair<QString, int>(listKey, index)),
187 option
188 );
189}
190
191QPixmap QS60StylePrivate::part(QS60StyleEnums::SkinParts part, const QSize &size,
192 QPainter *painter, QS60StylePrivate::SkinElementFlags flags)
193{
194 Q_UNUSED(painter);
195
196 const QString partKey = QS60Style::partKeys().at(part);
197 const QPicture partPicture = QS60StyleModeSpecifics::m_partPictures.value(partKey);
198 QSize partSize(partPicture.boundingRect().size());
199 if (flags & (SF_PointEast | SF_PointWest)) {
200 const int temp = partSize.width();
201 partSize.setWidth(partSize.height());
202 partSize.setHeight(temp);
203 }
204 const qreal scaleX = size.width() / (qreal)partSize.width();
205 const qreal scaleY = size.height() / (qreal)partSize.height();
206
207 QImage partImage(size, QImage::Format_ARGB32);
208 partImage.fill(Qt::transparent);
209 QPainter resultPainter(&partImage);
210 QTransform t;
211
212 if (flags & SF_PointEast)
213 t.translate(size.width(), 0);
214 else if (flags & SF_PointSouth)
215 t.translate(size.width(), size.height());
216 else if (flags & SF_PointWest)
217 t.translate(0, size.height());
218
219 t.scale(scaleX, scaleY);
220
221 if (flags & SF_PointEast)
222 t.rotate(90);
223 else if (flags & SF_PointSouth)
224 t.rotate(180);
225 else if (flags & SF_PointWest)
226 t.rotate(270);
227
228 resultPainter.setTransform(t, true);
229 const_cast<QPicture *>(&partPicture)->play(&resultPainter);
230 resultPainter.end();
231
232 QPixmap result = QPixmap::fromImage(partImage);
233 if (flags & SF_StateDisabled) {
234 QStyleOption opt;
235 QPalette *themePalette = QS60StylePrivate::themePalette();
236 if (themePalette)
237 opt.palette = *themePalette;
238 result = QApplication::style()->generatedIconPixmap(QIcon::Disabled, result, &opt);
239 }
240
241 return result;
242}
243
244QPixmap QS60StylePrivate::frame(SkinFrameElements frame, const QSize &size,
245 SkinElementFlags flags)
246{
247 const QS60StyleEnums::SkinParts center = m_frameElementsData[frame].center;
248 const QS60StyleEnums::SkinParts topLeft = QS60StyleEnums::SkinParts(center - 8);
249 const QS60StyleEnums::SkinParts topRight = QS60StyleEnums::SkinParts(center - 7);
250 const QS60StyleEnums::SkinParts bottomLeft = QS60StyleEnums::SkinParts(center - 6);
251 const QS60StyleEnums::SkinParts bottomRight = QS60StyleEnums::SkinParts(center - 5);
252 const QS60StyleEnums::SkinParts top = QS60StyleEnums::SkinParts(center - 4);
253 const QS60StyleEnums::SkinParts bottom = QS60StyleEnums::SkinParts(center - 3);
254 const QS60StyleEnums::SkinParts left = QS60StyleEnums::SkinParts(center - 2);
255 const QS60StyleEnums::SkinParts right = QS60StyleEnums::SkinParts(center - 1);
256
257 // The size of topLeft defines all other sizes
258 const QSize cornerSize(partSize(topLeft));
259 // if frame is so small that corners would cover it completely, draw only center piece
260 const bool drawOnlyCenter =
261 2 * cornerSize.width() + 1 >= size.width() || 2 * cornerSize.height() + 1 >= size.height();
262
263 const int cornerWidth = cornerSize.width();
264 const int cornerHeight = cornerSize.height();
265 const int rectWidth = size.width();
266 const int rectHeight = size.height();
267 const QRect rect(QPoint(), size);
268
269 const QRect topLeftRect = QRect(rect.topLeft(), cornerSize);
270 const QRect topRect = rect.adjusted(cornerWidth, 0, -cornerWidth, -(rectHeight - cornerHeight));
271 const QRect topRightRect = topLeftRect.translated(rectWidth - cornerWidth, 0);
272 const QRect rightRect = rect.adjusted(rectWidth - cornerWidth, cornerHeight, 0, -cornerHeight);
273 const QRect bottomRightRect = topRightRect.translated(0, rectHeight - cornerHeight);
274 const QRect bottomRect = topRect.translated(0, rectHeight - cornerHeight);
275 const QRect bottomLeftRect = topLeftRect.translated(0, rectHeight - cornerHeight);
276 const QRect leftRect = rightRect.translated(cornerWidth - rectWidth, 0);
277 const QRect centerRect = drawOnlyCenter ? rect : rect.adjusted(cornerWidth, cornerWidth, -cornerWidth, -cornerWidth);
278
279 QPixmap result(size);
280 result.fill(Qt::transparent);
281 QPainter painter(&result);
282
283#if 0
284 painter.save();
285 painter.setOpacity(.3);
286 painter.fillRect(topLeftRect, Qt::red);
287 painter.fillRect(topRect, Qt::green);
288 painter.fillRect(topRightRect, Qt::blue);
289 painter.fillRect(rightRect, Qt::green);
290 painter.fillRect(bottomRightRect, Qt::red);
291 painter.fillRect(bottomRect, Qt::blue);
292 painter.fillRect(bottomLeftRect, Qt::green);
293 painter.fillRect(leftRect, Qt::blue);
294 painter.fillRect(centerRect, Qt::red);
295 painter.restore();
296#else
297 drawPart(topLeft, &painter, topLeftRect, flags);
298 drawPart(top, &painter, topRect, flags);
299 drawPart(topRight, &painter, topRightRect, flags);
300 drawPart(right, &painter, rightRect, flags);
301 drawPart(bottomRight, &painter, bottomRightRect, flags);
302 drawPart(bottom, &painter, bottomRect, flags);
303 drawPart(bottomLeft, &painter, bottomLeftRect, flags);
304 drawPart(left, &painter, leftRect, flags);
305 drawPart(center, &painter, centerRect, flags);
306#endif
307
308 return result;
309}
310
311QPixmap QS60StylePrivate::backgroundTexture()
312{
313 if (!m_background) {
314 const QSize size = QApplication::desktop()->screen()->size();
315 QPixmap background = part(QS60StyleEnums::SP_QsnBgScreen, size, 0);
316 m_background = new QPixmap(background);
317 }
318 return *m_background;
319}
320
321QSize QS60StylePrivate::naviPaneSize()
322{
323 return QSize(0, 0);
324}
325
326bool QS60StylePrivate::isTouchSupported()
327{
328#ifdef QT_KEYPAD_NAVIGATION
329 return !QApplication::keypadNavigationEnabled();
330#else
331 return true;
332#endif
333}
334
335bool QS60StylePrivate::isToolBarBackground()
336{
337 return true;
338}
339
340bool QS60StylePrivate::hasSliderGrooveGraphic()
341{
342 return false;
343}
344
345bool QS60StylePrivate::isSingleClickUi()
346{
347 return false;
348}
349
350QFont QS60StylePrivate::s60Font_specific(
351 QS60StyleEnums::FontCategories fontCategory,
352 int pointSize, bool resolveFontSize)
353{
354 QFont result;
355 if (resolveFontSize)
356 result.setPointSize(pointSize);
357 switch (fontCategory) {
358 case QS60StyleEnums::FC_Primary:
359 result.setBold(true);
360 break;
361 case QS60StyleEnums::FC_Secondary:
362 case QS60StyleEnums::FC_Title:
363 case QS60StyleEnums::FC_PrimarySmall:
364 case QS60StyleEnums::FC_Digital:
365 case QS60StyleEnums::FC_Undefined:
366 default:
367 break;
368 }
369 return result;
370}
371
372int QS60StylePrivate::currentAnimationFrame(QS60StyleEnums::SkinParts part)
373{
374 return 0;
375}
376
377/*!
378 Constructs a QS60Style object.
379*/
380QS60Style::QS60Style()
381 : QCommonStyle(*new QS60StylePrivate)
382{
383 const QString defaultBlob = QString::fromLatin1(":/trolltech/styles/s60style/images/defaults60theme.blob");
384 if (QFile::exists(defaultBlob))
385 loadS60ThemeFromBlob(defaultBlob);
386}
387
388Q_GLOBAL_STATIC_WITH_INITIALIZER(QStringList, enumPartKeys, {
389 const int enumIndex = QS60StyleEnums::staticMetaObject.indexOfEnumerator("SkinParts");
390 Q_ASSERT(enumIndex >= 0);
391 const QMetaEnum metaEnum = QS60StyleEnums::staticMetaObject.enumerator(enumIndex);
392 for (int i = 0; i < metaEnum.keyCount(); ++i) {
393 const QString enumKey = QString::fromLatin1(metaEnum.key(i));
394 QString partKey;
395 // Following loop does following conversions: "SP_QgnNoteInfo" to "qgn_note_info"...
396 for (int charPosition = 3; charPosition < enumKey.length(); charPosition++) {
397 if (charPosition > 3 && enumKey[charPosition].isUpper())
398 partKey.append(QChar::fromLatin1('_'));
399 partKey.append(enumKey[charPosition].toLower());
400 }
401 x->append(partKey);
402 }
403})
404
405QStringList QS60Style::partKeys()
406{
407 return *enumPartKeys();
408}
409
410Q_GLOBAL_STATIC_WITH_INITIALIZER(QStringList, enumColorListKeys, {
411 const int enumIndex = QS60StyleEnums::staticMetaObject.indexOfEnumerator("ColorLists");
412 Q_ASSERT(enumIndex >= 0);
413 const QMetaEnum metaEnum = QS60StyleEnums::staticMetaObject.enumerator(enumIndex);
414 for (int i = 0; i < metaEnum.keyCount(); i++) {
415 const QString enumKey = QString::fromLatin1(metaEnum.key(i));
416 // Following line does following conversions: CL_QsnTextColors to "text"...
417 x->append(enumKey.mid(6, enumKey.length() - 12).toLower());
418 }
419})
420
421QStringList QS60Style::colorListKeys()
422{
423 return *enumColorListKeys();
424}
425
426void QS60Style::setS60Theme(const QHash<QString, QPicture> &parts,
427 const QHash<QPair<QString , int>, QColor> &colors)
428{
429 Q_D(QS60Style);
430 QS60StyleModeSpecifics::m_partPictures = parts;
431 QS60StyleModeSpecifics::m_colors = colors;
432 d->clearCaches(QS60StylePrivate::CC_ThemeChange);
433 d->setBackgroundTexture(qApp);
434 d->setThemePalette(qApp);
435}
436
437bool QS60Style::loadS60ThemeFromBlob(const QString &blobFile)
438{
439 QHash<QString, QPicture> partPictures;
440 QHash<QPair<QString, int>, QColor> colors;
441
442 if (!loadThemeFromBlob(blobFile, partPictures, colors))
443 return false;
444 setS60Theme(partPictures, colors);
445 return true;
446}
447
448bool QS60Style::saveS60ThemeToBlob(const QString &blobFile) const
449{
450 return saveThemeToBlob(blobFile,
451 QS60StyleModeSpecifics::m_partPictures, QS60StyleModeSpecifics::m_colors);
452}
453
454QPoint qt_s60_fill_background_offset(const QWidget *targetWidget)
455{
456 Q_UNUSED(targetWidget)
457 return QPoint();
458}
459
460QT_END_NAMESPACE
461
462#endif // QT_NO_STYLE_S60 || QT_PLUGIN
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