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| author | Jesus Fernandez <jesus.fernandez@theqtcompany.com> | 2016-05-02 13:39:27 +0200 |
|---|---|---|
| committer | Jesus Fernandez <jesus.fernandez@qt.io> | 2016-09-06 13:07:56 +0000 |
| commit | 511623b6f065d1ac633af66926150f35676be498 (patch) | |
| tree | 38215e76ede3d1e6a38faf424644de30807b60a6 | |
| parent | 160a4fe7ee92c4c0d6c66452be45637b34fb7aea (diff) | |
Added warning in QDesktopServices::openUrl
Shows a descriptive warning when the application is not
initialized or it's not a GUI application.
Change-Id: I0fbb1c30fb603f444b6ef2a5adbe4f27a15f1daf
Reviewed-by: David Faure <david.faure@kdab.com>
| -rw-r--r-- | src/gui/util/qdesktopservices.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/gui/util/qdesktopservices.cpp b/src/gui/util/qdesktopservices.cpp index 085c073bb1..c9747877f7 100644 --- a/src/gui/util/qdesktopservices.cpp +++ b/src/gui/util/qdesktopservices.cpp @@ -198,8 +198,15 @@ bool QDesktopServices::openUrl(const QUrl &url) return false; QPlatformIntegration *platformIntegration = QGuiApplicationPrivate::platformIntegration(); - if (!platformIntegration) + if (Q_UNLIKELY(!platformIntegration)) { + QCoreApplication *application = QCoreApplication::instance(); + if (Q_UNLIKELY(!application)) + qWarning("QDesktopServices::openUrl: Please instantiate the QGuiApplication object " + "first"); + else if (Q_UNLIKELY(!qobject_cast<QGuiApplication *>(application))) + qWarning("QDesktopServices::openUrl: Application is not a GUI application"); return false; + } QPlatformServices *platformServices = platformIntegration->services(); if (!platformServices) { |