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authorCory Fields <cory-nospam-@coryfields.com>2014-08-06 15:06:40 -0400
committerCory Fields <cory-nospam-@coryfields.com>2014-08-07 12:34:53 -0400
commit292cc072f3bada256bc6af9970512eb9dec8d93a (patch)
tree64eff9c20e4dba2d2b8176f45865bc5ea77088be /src
parent003bbd5f7672d7fd4f40478fd57cc4e03c30f933 (diff)
qt: fix unicode character display on osx when building with 10.7 sdk
Diffstat (limited to 'src')
-rw-r--r--src/qt/bitcoin.cpp3
-rw-r--r--src/qt/guiutil.cpp27
-rw-r--r--src/qt/guiutil.h4
3 files changed, 34 insertions, 0 deletions
diff --git a/src/qt/bitcoin.cpp b/src/qt/bitcoin.cpp
index ea706d9f25..a43e7cb756 100644
--- a/src/qt/bitcoin.cpp
+++ b/src/qt/bitcoin.cpp
@@ -489,6 +489,9 @@ int main(int argc, char *argv[])
Q_INIT_RESOURCE(bitcoin);
Q_INIT_RESOURCE(bitcoin_locale);
+
+ GUIUtil::SubstituteFonts();
+
BitcoinApplication app(argc, argv);
#if QT_VERSION > 0x050100
// Generate high-dpi pixmaps
diff --git a/src/qt/guiutil.cpp b/src/qt/guiutil.cpp
index ed83909608..38fbc48a4d 100644
--- a/src/qt/guiutil.cpp
+++ b/src/qt/guiutil.cpp
@@ -63,6 +63,13 @@
static boost::filesystem::detail::utf8_codecvt_facet utf8;
#endif
+#if defined(Q_OS_MAC)
+extern double NSAppKitVersionNumber;
+#if !defined(NSAppKitVersionNumber10_9)
+#define NSAppKitVersionNumber10_9 1265
+#endif
+#endif
+
namespace GUIUtil {
QString dateTimeStr(const QDateTime &date)
@@ -376,6 +383,26 @@ ToolTipToRichTextFilter::ToolTipToRichTextFilter(int size_threshold, QObject *pa
}
+void SubstituteFonts()
+{
+#if defined(Q_OS_MAC)
+// Background:
+// OSX's default font changed in 10.9 and QT is unable to find it with its
+// usual fallback methods when building against the 10.7 sdk or lower.
+// The 10.8 SDK added a function to let it find the correct fallback font.
+// If this fallback is not properly loaded, some characters may fail to
+// render correctly.
+//
+// Solution: If building with the 10.7 SDK or lower and the user's platform
+// is 10.9 or higher at runtime, substitute the correct font. This needs to
+// happen before the QApplication is created.
+#if defined(MAC_OS_X_VERSION_MAX_ALLOWED) && MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_8
+ if (floor(NSAppKitVersionNumber) >= NSAppKitVersionNumber10_9)
+ QFont::insertSubstitution(".Lucida Grande UI", "Lucida Grande");
+#endif
+#endif
+}
+
bool ToolTipToRichTextFilter::eventFilter(QObject *obj, QEvent *evt)
{
if(evt->type() == QEvent::ToolTipChange)
diff --git a/src/qt/guiutil.h b/src/qt/guiutil.h
index dd31d051ee..83739a5f13 100644
--- a/src/qt/guiutil.h
+++ b/src/qt/guiutil.h
@@ -106,6 +106,10 @@ namespace GUIUtil
representation if needed. This assures that Qt can word-wrap long tooltip messages.
Tooltips longer than the provided size threshold (in characters) are wrapped.
*/
+
+ // Replace invalid default fonts with known good ones
+ void SubstituteFonts();
+
class ToolTipToRichTextFilter : public QObject
{
Q_OBJECT