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authorLiang Qi <liang.qi@theqtcompany.com>2015-06-30 09:08:35 +0200
committerLiang Qi <liang.qi@theqtcompany.com>2015-06-30 09:08:35 +0200
commit5112821a37ab749f758e354e84703df2d09d5471 (patch)
tree8f19ba6e7661109675b5e1e9b0ddae94b4c96d4f /src/quick/items/qquickimagebase_p.h
parent5d2ea1d5e9d6e29a16d0e9333cfc2dc8e7c5b677 (diff)
parenta3f686cf7cc14ff481b972b1170a7ff76d0e0fd0 (diff)
Merge remote-tracking branch 'origin/5.5' into dev
Conflicts: .qmake.conf src/qml/qml/qqmlengine.cpp src/quick/items/qquickitemsmodule.cpp tools/qml/main.cpp Change-Id: Ida8daf6b4d7e675385f2f5514c446e52dedaf136
Diffstat (limited to 'src/quick/items/qquickimagebase_p.h')
-rw-r--r--src/quick/items/qquickimagebase_p.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/quick/items/qquickimagebase_p.h b/src/quick/items/qquickimagebase_p.h
index 638b8dbdcf..98943a235c 100644
--- a/src/quick/items/qquickimagebase_p.h
+++ b/src/quick/items/qquickimagebase_p.h
@@ -83,6 +83,10 @@ public:
void resolve2xLocalFile(const QUrl &url, qreal targetDevicePixelRatio, QUrl *sourceUrl, qreal *sourceDevicePixelRatio);
+ // Use a virtual rather than a signal->signal to avoid the huge
+ // connect/conneciton overhead for this rare case.
+ virtual void emitAutoTransformBaseChanged() { }
+
Q_SIGNALS:
void sourceChanged(const QUrl &);
void sourceSizeChanged();
@@ -91,7 +95,6 @@ Q_SIGNALS:
void asynchronousChanged();
void cacheChanged();
void mirrorChanged();
- void autoTransformBaseChanged();
protected:
virtual void load();