Merge remote-tracking branch 'origin/5.6' into 5.75.7

Change-Id: Ibcca419da389fc7538ee050de7c59e8b400e1978

7 files changed, 32 insertions, 3 deletions

diff --git a/src/plugins/iconengines/svgiconengine/main.cpp b/src/plugins/iconengines/svgiconengine/main.cpp
index 8c3f8bb..cedeb7a 100644
--- a/src/plugins/iconengines/svgiconengine/main.cpp
+++ b/src/plugins/iconengines/svgiconengine/main.cpp
@@ -51,7 +51,11 @@ QT_BEGIN_NAMESPACE
 class QSvgIconPlugin : public QIconEnginePlugin
 {
     Q_OBJECT
+#ifndef QT_NO_COMPRESS
     Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QIconEngineFactoryInterface" FILE "qsvgiconengine.json")
+#else
+    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QIconEngineFactoryInterface" FILE "qsvgiconengine-nocompress.json")
+#endif
 
 public:
     QIconEngine *create(const QString &filename = QString()) override;
diff --git a/src/plugins/iconengines/svgiconengine/qsvgiconengine-nocompress.json b/src/plugins/iconengines/svgiconengine/qsvgiconengine-nocompress.json
new file mode 100644
index 0000000..a3e1ac3
--- /dev/null
+++ b/src/plugins/iconengines/svgiconengine/qsvgiconengine-nocompress.json
@@ -0,0 +1,3 @@
+{
+    "Keys": [ "svg" ]
+}
diff --git a/src/plugins/iconengines/svgiconengine/svgiconengine.pro b/src/plugins/iconengines/svgiconengine/svgiconengine.pro
index eb6847b..bfc739f 100644
--- a/src/plugins/iconengines/svgiconengine/svgiconengine.pro
+++ b/src/plugins/iconengines/svgiconengine/svgiconengine.pro
@@ -4,6 +4,7 @@ HEADERS += qsvgiconengine.h
 SOURCES += main.cpp \
            qsvgiconengine.cpp
 OTHER_FILES += qsvgiconengine.json
+OTHER_FILES += qsvgiconengine-nocompress.json
 QT += svg core-private gui-private
 
 PLUGIN_TYPE = iconengines
diff --git a/src/plugins/imageformats/svg/main.cpp b/src/plugins/imageformats/svg/main.cpp
index e92f25a..f9fcfc3 100644
--- a/src/plugins/imageformats/svg/main.cpp
+++ b/src/plugins/imageformats/svg/main.cpp
@@ -53,7 +53,11 @@ QT_BEGIN_NAMESPACE
 class QSvgPlugin : public QImageIOPlugin
 {
     Q_OBJECT
+#ifndef QT_NO_COMPRESS
     Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface" FILE "svg.json")
+#else
+    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface" FILE "svg-nocompress.json")
+#endif
 
 public:
     Capabilities capabilities(QIODevice *device, const QByteArray &format) const override;
@@ -62,7 +66,11 @@ public:
 
 QImageIOPlugin::Capabilities QSvgPlugin::capabilities(QIODevice *device, const QByteArray &format) const
 {
+#ifndef QT_NO_COMPRESS
     if (format == "svg" || format == "svgz")
+#else
+    if (format == "svg")
+#endif
         return Capabilities(CanRead);
     if (!format.isEmpty())
         return 0;
diff --git a/src/plugins/imageformats/svg/qsvgiohandler.cpp b/src/plugins/imageformats/svg/qsvgiohandler.cpp
index bb68fd9..88d37bc 100644
--- a/src/plugins/imageformats/svg/qsvgiohandler.cpp
+++ b/src/plugins/imageformats/svg/qsvgiohandler.cpp
@@ -88,8 +88,10 @@ bool QSvgIOHandlerPrivate::load(QIODevice *device)
         const QByteArray &ba = buf->data();
         res = r.load(QByteArray::fromRawData(ba.constData() + buf->pos(), ba.size() - buf->pos()));
         buf->seek(ba.size());
+#ifndef QT_NO_COMPRESS
     } else if (q->format() == "svgz") {
         res = r.load(device->readAll());
+#endif
     } else {
         xmlReader.setDevice(device);
         res = r.load(&xmlReader);
@@ -125,10 +127,13 @@ bool QSvgIOHandler::canRead() const
         return true;        // Will happen if we have been asked for the size
 
     QByteArray buf = device()->peek(8);
+#ifndef QT_NO_COMPRESS
     if (buf.startsWith("\x1f\x8b")) {
         setFormat("svgz");
         return true;
-    } else if (buf.contains("<?xml") || buf.contains("<svg") || buf.contains("<!--")) {
+    } else
+#endif
+    if (buf.contains("<?xml") || buf.contains("<svg") || buf.contains("<!--")) {
         setFormat("svg");
         return true;
     }
@@ -257,7 +262,11 @@ bool QSvgIOHandler::supportsOption(ImageOption option) const
 bool QSvgIOHandler::canRead(QIODevice *device)
 {
     QByteArray buf = device->peek(8);
-    return buf.startsWith("\x1f\x8b") || buf.contains("<?xml") || buf.contains("<svg") || buf.contains("<!--");
+    return
+#ifndef QT_NO_COMPRESS
+            buf.startsWith("\x1f\x8b") ||
+#endif
+            buf.contains("<?xml") || buf.contains("<svg") || buf.contains("<!--");
 }
 
 QT_END_NAMESPACE
diff --git a/src/plugins/imageformats/svg/svg-nocompress.json b/src/plugins/imageformats/svg/svg-nocompress.json
new file mode 100644
index 0000000..3b5a653
--- /dev/null
+++ b/src/plugins/imageformats/svg/svg-nocompress.json
@@ -0,0 +1,4 @@
+{
+    "Keys": [ "svg" ],
+    "MimeTypes": [ "image/svg+xml" ]
+}
diff --git a/src/plugins/imageformats/svg/svg.json b/src/plugins/imageformats/svg/svg.json
index c8825d4..970914d 100644
--- a/src/plugins/imageformats/svg/svg.json
+++ b/src/plugins/imageformats/svg/svg.json
@@ -1,4 +1,4 @@
 {
     "Keys": [ "svg", "svgz" ],
-    "MimeTypes": [ "image/svg+xml" ]
+    "MimeTypes": [ "image/svg+xml", "image/svg+xml-compressed" ]
 }