osx: make use of the 10.8+ user notification center to display growl like notifications

- if 10.8, use user notification center, if <10.8, use growl

Signed-off-by: Jonas Schnelli <[email protected]>

1 files changed, 65 insertions, 0 deletions

diff --git a/src/qt/macnotificationhandler.mm b/src/qt/macnotificationhandler.mm
new file mode 100644
index 000000000..8bb9b887a
--- /dev/null
+++ b/src/qt/macnotificationhandler.mm
@@ -0,0 +1,65 @@
+#include "macnotificationhandler.h"
+
+#undef slots
+#include <Cocoa/Cocoa.h>
+
+void MacNotificationHandler::showNotification(const QString &title, const QString &text)
+{
+    // check if users OS has support for NSUserNotification
+    if(this->hasUserNotificationCenterSupport()) {
+        // okay, seems like 10.8+
+        QByteArray utf8 = title.toUtf8();
+        char* cString = (char *)utf8.constData();
+        NSString *titleMac = [[NSString alloc] initWithUTF8String:cString];
+
+        utf8 = text.toUtf8();
+        cString = (char *)utf8.constData();
+        NSString *textMac = [[NSString alloc] initWithUTF8String:cString];
+
+        // do everything weak linked (because we will keep <10.8 compatibility)
+        id userNotification = [[NSClassFromString(@"NSUserNotification") alloc] init];
+        [userNotification performSelector:@selector(setTitle:) withObject:titleMac];
+        [userNotification performSelector:@selector(setInformativeText:) withObject:textMac];
+
+        id notificationCenterInstance = [NSClassFromString(@"NSUserNotificationCenter") performSelector:@selector(defaultUserNotificationCenter)];
+        [notificationCenterInstance performSelector:@selector(deliverNotification:) withObject:userNotification];
+
+        [titleMac release];
+        [textMac release];
+        [userNotification release];
+    }
+}
+
+// sendAppleScript just take a QString and executes it as apple script
+void MacNotificationHandler::sendAppleScript(const QString &script)
+{
+    QByteArray utf8 = script.toUtf8();
+    char* cString = (char *)utf8.constData();
+    NSString *scriptApple = [[NSString alloc] initWithUTF8String:cString];
+
+    NSAppleScript *as = [[NSAppleScript alloc] initWithSource:scriptApple];
+    NSDictionary *err = nil;
+    [as executeAndReturnError:&err];
+    [as release];
+    [scriptApple release];
+}
+
+bool MacNotificationHandler::hasUserNotificationCenterSupport(void)
+{
+    Class possibleClass = NSClassFromString(@"NSUserNotificationCenter");
+
+    // check if users OS has support for NSUserNotification
+    if(possibleClass!=nil) {
+        return true;
+    }
+    return false;
+}
+
+
+MacNotificationHandler *MacNotificationHandler::instance()
+{
+    static MacNotificationHandler *s_instance = NULL;
+    if (!s_instance)
+        s_instance = new MacNotificationHandler();
+    return s_instance;
+}