Basic native folder picker

Change-Id: I1b77d7a1c8a4a3581554fb5c481b7d9039497ced

vcl/unx/kde5/KDE5FilePicker.hxx

@@ -25,6 +25,7 @@
 #include <com/sun/star/lang/XInitialization.hpp>
 #include <com/sun/star/ui/dialogs/XFilePicker3.hpp>
 #include <com/sun/star/ui/dialogs/XFilePickerControlAccess.hpp>
+#include <com/sun/star/ui/dialogs/XFolderPicker2.hpp>
 #include <com/sun/star/uno/XComponentContext.hpp>
 
 #include <osl/conditn.hxx>
@@ -37,13 +38,15 @@
 #include <QtCore/QString>
 #include <QtCore/QStringList>
 #include <QtCore/QHash>
+#include <QtWidgets/QFileDialog>
 
 class QFileDialog;
 class QGridLayout;
 class QWidget;
 
 typedef ::cppu::WeakComponentImplHelper<css::ui::dialogs::XFilePicker3,
-                                        css::ui::dialogs::XFilePickerControlAccess
+                                        css::ui::dialogs::XFilePickerControlAccess,
+                                        css::ui::dialogs::XFolderPicker2
                                         // TODO css::ui::dialogs::XFilePreview
                                         ,
                                         css::lang::XInitialization, css::lang::XServiceInfo>
@@ -80,7 +83,7 @@ protected:
     bool allowRemoteUrls;
 
 public:
-    explicit KDE5FilePicker(const css::uno::Reference<css::uno::XComponentContext>&);
+    explicit KDE5FilePicker(QFileDialog::FileMode);
     virtual ~KDE5FilePicker() override;
 
     void enableFolderMode();
@@ -121,6 +124,10 @@ public:
     virtual void SAL_CALL setLabel(sal_Int16 nControlId, const OUString& rLabel) override;
     virtual OUString SAL_CALL getLabel(sal_Int16 nControlId) override;
 
+    // XFolderPicker stuff
+    virtual OUString SAL_CALL getDirectory() override;
+    virtual void SAL_CALL setDescription(const OUString& rDescription) override;
+
     /* TODO XFilePreview
 
     virtual css::uno::Sequence< sal_Int16 > SAL_CALL getSupportedImageFormats(  );

vcl/unx/kde5/KDE5FilePicker2.cxx

@@ -77,7 +77,7 @@ uno::Sequence<OUString> FilePicker_getSupportedServiceNames()
 
 // KDE5FilePicker
 
-KDE5FilePicker::KDE5FilePicker(const uno::Reference<uno::XComponentContext>&)
+KDE5FilePicker::KDE5FilePicker(QFileDialog::FileMode eMode)
     : KDE5FilePicker_Base(_helperMutex)
     , _dialog(new QFileDialog(nullptr, {}, QDir::homePath()))
     , _extraControls(new QWidget)
@@ -94,6 +94,7 @@ KDE5FilePicker::KDE5FilePicker(const uno::Reference<uno::XComponentContext>&)
         QStringLiteral("webdavs"),
         QStringLiteral("smb"),
     });
+    _dialog->setFileMode(eMode);
 
     setMultiSelectionMode(false);
 
@@ -231,6 +232,10 @@ OUString SAL_CALL KDE5FilePicker::getLabel(sal_Int16 controlId)
     return label;
 }
 
+OUString SAL_CALL KDE5FilePicker::getDirectory() { return OUString(); }
+
+void SAL_CALL KDE5FilePicker::setDescription(const OUString&) {}
+
 void KDE5FilePicker::addCustomControl(sal_Int16 controlId)
 {
     const char* resId = nullptr;

vcl/unx/kde5/KDE5SalInstance.cxx

@@ -49,9 +49,15 @@ SalFrame* KDE5SalInstance::CreateFrame(SalFrame* pParent, SalFrameStyleFlags nSt
 }
 
 uno::Reference<ui::dialogs::XFilePicker2>
-KDE5SalInstance::createFilePicker(const uno::Reference<uno::XComponentContext>& xMSF)
+KDE5SalInstance::createFilePicker(const uno::Reference<uno::XComponentContext>& /*xMSF*/)
 {
-    return uno::Reference<ui::dialogs::XFilePicker2>(new KDE5FilePicker(xMSF));
+    return uno::Reference<ui::dialogs::XFilePicker2>(new KDE5FilePicker(QFileDialog::ExistingFile));
+}
+
+uno::Reference<ui::dialogs::XFolderPicker2>
+KDE5SalInstance::createFolderPicker(const uno::Reference<uno::XComponentContext>& /*xMSF*/)
+{
+    return uno::Reference<ui::dialogs::XFolderPicker2>(new KDE5FilePicker(QFileDialog::Directory));
 }
 
 bool KDE5SalInstance::IsMainThread() const { return qApp->thread() == QThread::currentThread(); }

vcl/unx/kde5/KDE5SalInstance.hxx

@@ -36,6 +36,9 @@ public:
     virtual css::uno::Reference<css::ui::dialogs::XFilePicker2>
     createFilePicker(const css::uno::Reference<css::uno::XComponentContext>&) override;
 
+    virtual css::uno::Reference<css::ui::dialogs::XFolderPicker2>
+    createFolderPicker(const css::uno::Reference<css::uno::XComponentContext>&) override;
+
     virtual bool IsMainThread() const override;
 };