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be a bit more careful with accessing the internal theme pointer, try a bit harder not to cause creation of the defaultTheme if it hasn't been

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svn path=/trunk/KDE/kdelibs/; revision=969534
This commit is contained in:
Aaron J. Seigo 2009-05-18 13:20:52 +00:00
parent 9622b2cfe8
commit f44b6a256f
1 changed files with 36 additions and 26 deletions
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62
svg.cpp
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@ -123,8 +123,11 @@ class SvgPrivate
// then lets not schedule a repaint because we are just initializing!
bool updateNeeded = true; //!path.isEmpty() || !themePath.isEmpty();
QObject::disconnect(theme, SIGNAL(themeChanged()),
q, SLOT(themeChanged()));
if (themed) {
QObject::disconnect(actualTheme(), SIGNAL(themeChanged()),
q, SLOT(themeChanged()));
}
QObject::disconnect(KGlobalSettings::self(), SIGNAL(kdisplayPaletteChanged()),
q, SLOT(colorsChanged()));
@ -133,12 +136,8 @@ class SvgPrivate
themePath.clear();
if (themed) {
if (!theme) {
theme = Plasma::Theme::defaultTheme();
}
themePath = imagePath;
QObject::connect(theme, SIGNAL(themeChanged()),
QObject::connect(actualTheme(), SIGNAL(themeChanged()),
q, SLOT(themeChanged()));
// check if svg wants colorscheme applied
@ -147,7 +146,6 @@ class SvgPrivate
QObject::connect(KGlobalSettings::self(), SIGNAL(kdisplayPaletteChanged()),
q, SLOT(colorsChanged()));
}
} else if (QFile::exists(imagePath)) {
path = imagePath;
} else {
@ -157,7 +155,7 @@ class SvgPrivate
//also images with absolute path needs to have a natural size initialized, even if looks a bit weird using Theme to store non-themed stuff
if (themed || QFile::exists(imagePath)) {
QRectF rect;
bool found = Theme::defaultTheme()->findInRectsCache(path, "_Natural", rect);
bool found = actualTheme()->findInRectsCache(path, "_Natural", rect);
if (!found) {
createRenderer();
@ -171,6 +169,15 @@ class SvgPrivate
return updateNeeded;
}
const Theme *actualTheme()
{
if (!theme) {
theme = Plasma::Theme::defaultTheme();
}
return theme;
}
QPixmap findInCache(const QString &elementId, const QSizeF &s = QSizeF())
{
QSize size;
@ -193,13 +200,15 @@ class SvgPrivate
//kDebug() << "id is " << id;
QPixmap p;
if (cacheRendering && const_cast<Theme*>(theme)->findInCache(id, p, lastModified)) {
//kDebug() << "found cached version of " << id << p.size();
return p;
} else {
//kDebug() << "didn't find cached version of " << id << ", so re-rendering";
if (cacheRendering) {
if (const_cast<Theme*>(actualTheme())->findInCache(id, p, lastModified)) {
//kDebug() << "found cached version of " << id << p.size();
return p;
}
}
//kDebug() << "didn't find cached version of " << id << ", so re-rendering";
//kDebug() << "size for " << elementId << " is " << s;
// we have to re-render this puppy
@ -220,7 +229,7 @@ class SvgPrivate
// Apply current color scheme if the svg asks for it
if (applyColors) {
QImage itmp = p.toImage();
KIconEffect::colorize(itmp, theme->color(Theme::BackgroundColor), 1.0);
KIconEffect::colorize(itmp, actualTheme()->color(Theme::BackgroundColor), 1.0);
p = p.fromImage(itmp);
}
@ -263,7 +272,7 @@ class SvgPrivate
}
if (path.isEmpty()) {
path = theme->imagePath(themePath);
path = actualTheme()->imagePath(themePath);
if (path.isEmpty()) {
kWarning() << "No image path found for" << themePath;
}
@ -297,7 +306,10 @@ class SvgPrivate
if (renderer && renderer.count() == 2) {
// this and the cache reference it
s_renderers.erase(s_renderers.find(path));
const_cast<Plasma::Theme *>(theme)->releaseRectsCache(path);
if (theme) {
const_cast<Plasma::Theme *>(theme)->releaseRectsCache(path);
}
}
renderer = 0;
@ -307,7 +319,7 @@ class SvgPrivate
QRectF elementRect(const QString &elementId)
{
if (themed && path.isEmpty()) {
path = theme->imagePath(themePath);
path = actualTheme()->imagePath(themePath);
}
QString id = cacheId(elementId);
@ -316,7 +328,7 @@ class SvgPrivate
}
QRectF rect;
bool found = Theme::defaultTheme()->findInRectsCache(path, id, rect);
bool found = actualTheme()->findInRectsCache(path, id, rect);
if (found) {
localRectCache.insert(id, rect);
@ -354,7 +366,7 @@ class SvgPrivate
void checkApplyColorHint()
{
QRectF elementRect;
bool found = Theme::defaultTheme()->findInRectsCache(themePath, cacheId("hint-apply-color-scheme"), elementRect);
bool found = actualTheme()->findInRectsCache(themePath, cacheId("hint-apply-color-scheme"), elementRect);
if (found) {
applyColors = elementRect.isValid();
@ -541,7 +553,7 @@ bool Svg::hasElement(const QString &elementId) const
}
QRectF elementRect;
bool found = Theme::defaultTheme()->findInRectsCache(d->path, id, elementRect);
bool found = d->actualTheme()->findInRectsCache(d->path, id, elementRect);
if (found) {
d->localRectCache.insert(id, elementRect);
@ -597,7 +609,6 @@ void Svg::setImagePath(const QString &svgFilePath)
if (!d->themed) {
QFile f(svgFilePath);
QFileInfo info(f);
d->lastModified = info.lastModified().toTime_t();
}
@ -622,12 +633,11 @@ bool Svg::isUsingRenderingCache() const
void Svg::setTheme(const Plasma::Theme *theme)
{
if (!theme) {
d->theme = Plasma::Theme::defaultTheme();
} else {
d->theme = theme;
if (d->theme) {
disconnect(d->theme, 0, this, 0);
}
d->theme = theme;
setImagePath(imagePath());
}