Add setTitle functionality, signal+slot

Change-Id: Ib79837ff08cabf8a27b6d154529399a5965ab148

3 files changed, 21 insertions, 6 deletions

diff --git a/vcl/unx/kde5/KDE5FilePicker.cxx b/vcl/unx/kde5/KDE5FilePicker.cxx
index 3e1387da7fd2..3968a0f686a6 100644
--- a/vcl/unx/kde5/KDE5FilePicker.cxx
+++ b/vcl/unx/kde5/KDE5FilePicker.cxx
@@ -46,8 +46,6 @@ KDE5FilePicker::~KDE5FilePicker()
     delete _dialog;
 }
 
-//void KDE5FilePicker::setTitle(const QString& title) { _dialog->setWindowTitle(title); }
-
 /*void KDE5FilePicker::setMultiSelectionMode(bool multiSelect)
 {
     _dialog->setFileMode(multiSelect ? QFileDialog::ExistingFiles : QFileDialog::ExistingFile);
diff --git a/vcl/unx/kde5/KDE5FilePicker.hxx b/vcl/unx/kde5/KDE5FilePicker.hxx
index ea18b3298ed4..6078a53b0f98 100644
--- a/vcl/unx/kde5/KDE5FilePicker.hxx
+++ b/vcl/unx/kde5/KDE5FilePicker.hxx
@@ -163,6 +163,12 @@ private:
 
 protected:
     bool eventFilter(QObject* watched, QEvent* event) override;
+
+Q_SIGNALS:
+    void setTitleSignal(const OUString& rTitle);
+
+private Q_SLOTS:
+    void setTitleSlot(const OUString& rTitle) { return setTitle(rTitle); }
 };
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/unx/kde5/KDE5FilePicker2.cxx b/vcl/unx/kde5/KDE5FilePicker2.cxx
index e505791cad03..8df045b3aa59 100644
--- a/vcl/unx/kde5/KDE5FilePicker2.cxx
+++ b/vcl/unx/kde5/KDE5FilePicker2.cxx
@@ -31,16 +31,15 @@
 #include <com/sun/star/ui/dialogs/ExecutableDialogResults.hpp>
 
 #include <osl/mutex.hxx>
-
-#include <fpicker/strings.hrc>
-
 #include "FPServiceInfo.hxx"
 
 #undef Region
 
 #include <unx/geninst.h>
+#include <qt5/Qt5Tools.hxx>
 
 #include <QtCore/QDebug>
+#include <QtCore/QThread>
 #include <QtCore/QUrl>
 #include <QtGui/QClipboard>
 #include <QtGui/QWindow>
@@ -50,6 +49,7 @@
 #include <QtWidgets/QWidget>
 #include <QtWidgets/QApplication>
 
+#include <fpicker/strings.hrc>
 #include <strings.hrc>
 
 using namespace ::com::sun::star;
@@ -99,6 +99,8 @@ KDE5FilePicker::KDE5FilePicker(const uno::Reference<uno::XComponentContext>&)
 
     connect(_dialog, &QFileDialog::filterSelected, this, &KDE5FilePicker::filterChanged);
     connect(_dialog, &QFileDialog::fileSelected, this, &KDE5FilePicker::selectionChanged);
+    connect(this, &KDE5FilePicker::setTitleSignal /*(const OUString&)*/, this,
+            &KDE5FilePicker::setTitleSlot /*(const OUString&)*/, Qt::BlockingQueuedConnection);
 
     qApp->installEventFilter(this);
     setMultiSelectionMode(false);
@@ -117,7 +119,16 @@ void SAL_CALL KDE5FilePicker::removeFilePickerListener(const uno::Reference<XFil
     m_xListener.clear();
 }
 
-void SAL_CALL KDE5FilePicker::setTitle(const OUString& title) {}
+void SAL_CALL KDE5FilePicker::setTitle(const OUString& title)
+{
+    if (qApp->thread() != QThread::currentThread())
+    {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT setTitleSignal(title);
+    }
+
+    _dialog->setWindowTitle(toQString(title));
+}
 
 sal_Int16 SAL_CALL KDE5FilePicker::execute()
 {