QT5 implement cursor support

Change-Id: Ie47b8def36d67255b61eab04bc7e3818bb1d8ea8

vcl/qt5/Qt5Data.cxx

@@ -17,14 +17,19 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
-#include <QtWidgets/QStyle>
-#include <QtWidgets/QApplication>
-
 #include "Qt5Data.hxx"
 
+#include <QtGui/QCursor>
+#include <QtGui/QBitmap>
+
+#include <unx/x11_cursors/salcursors.h>
+
 Qt5Data::Qt5Data( SalInstance *pInstance )
     : GenericUnixSalData( SAL_DATA_QT5, pInstance )
 {
+    for (QCursor* & rpCsr : m_aCursors)
+        rpCsr = nullptr;
+
     ImplSVData *pSVData = ImplGetSVData();
 
     // draw toolbars on separate lines
@@ -35,8 +40,162 @@ Qt5Data::Qt5Data( SalInstance *pInstance )
 
 Qt5Data::~Qt5Data()
 {
+    for (QCursor* & rpCsr : m_aCursors)
+        delete rpCsr;
+}
+
+static QCursor* getQCursorFromXBM( const unsigned char *pBitmap,
+                                   const unsigned char *pMask,
+                                   int nWidth, int nHeight,
+                                   int nXHot, int nYHot )
+{
+    QBitmap aPixmap;
+    aPixmap.loadFromData( pBitmap, nWidth * nHeight / 8, "XPM" );
+    QBitmap aMask;
+    aMask.loadFromData( pMask, nWidth * nHeight / 8, "XPM" );
+    aPixmap.setMask( aMask );
+    return new QCursor( aPixmap, nXHot, nYHot );
 }
 
+#define MAKE_CURSOR( vcl_name, name ) \
+    case vcl_name: \
+        pCursor = getQCursorFromXBM( name##curs##_bits, name##mask##_bits, \
+                                     name##curs_width, name##curs_height, \
+                                     name##curs_x_hot, name##curs_y_hot ); \
+        break
+
+#define MAP_BUILTIN( vcl_name, qt_enum ) \
+    case vcl_name: \
+        pCursor = new QCursor( qt_enum ); \
+        break
+
+QCursor& Qt5Data::getCursor( PointerStyle ePointerStyle )
+{
+    if ( !m_aCursors[ ePointerStyle ] )
+    {
+        QCursor *pCursor = nullptr;
+
+        switch( ePointerStyle )
+        {
+            MAP_BUILTIN( PointerStyle::Arrow, Qt::ArrowCursor );
+            MAP_BUILTIN( PointerStyle::Text, Qt::IBeamCursor );
+            MAP_BUILTIN( PointerStyle::Help, Qt::WhatsThisCursor );
+            MAP_BUILTIN( PointerStyle::Cross, Qt::CrossCursor );
+            MAP_BUILTIN( PointerStyle::Wait, Qt::WaitCursor );
+            MAP_BUILTIN( PointerStyle::NSize, Qt::SizeVerCursor );
+            MAP_BUILTIN( PointerStyle::SSize, Qt::SizeVerCursor );
+            MAP_BUILTIN( PointerStyle::WSize, Qt::SizeHorCursor );
+            MAP_BUILTIN( PointerStyle::ESize, Qt::SizeHorCursor );
+
+            MAP_BUILTIN( PointerStyle::NWSize, Qt::SizeFDiagCursor );
+            MAP_BUILTIN( PointerStyle::NESize, Qt::SizeBDiagCursor );
+            MAP_BUILTIN( PointerStyle::SWSize, Qt::SizeBDiagCursor );
+            MAP_BUILTIN( PointerStyle::SESize, Qt::SizeFDiagCursor );
+#if 0
+            MAP_BUILTIN( PointerStyle::WindowNSize, GDK_TOP_SIDE );
+            MAP_BUILTIN( PointerStyle::WindowSSize, GDK_BOTTOM_SIDE );
+            MAP_BUILTIN( PointerStyle::WindowWSize, GDK_LEFT_SIDE );
+            MAP_BUILTIN( PointerStyle::WindowESize, GDK_RIGHT_SIDE );
+#endif
+            MAP_BUILTIN( PointerStyle::WindowNWSize, Qt::SizeFDiagCursor );
+            MAP_BUILTIN( PointerStyle::WindowNESize, Qt::SizeBDiagCursor );
+            MAP_BUILTIN( PointerStyle::WindowSWSize, Qt::SizeBDiagCursor );
+            MAP_BUILTIN( PointerStyle::WindowSESize, Qt::SizeFDiagCursor );
+
+            MAP_BUILTIN( PointerStyle::HSizeBar, Qt::SizeHorCursor );
+            MAP_BUILTIN( PointerStyle::VSizeBar, Qt::SizeVerCursor );
+
+            MAP_BUILTIN( PointerStyle::RefHand, Qt::OpenHandCursor );
+            MAP_BUILTIN( PointerStyle::Hand, Qt::OpenHandCursor );
+#if 0
+            MAP_BUILTIN( PointerStyle::Pen, GDK_PENCIL );
+#endif
+            MAP_BUILTIN( PointerStyle::HSplit, Qt::SizeHorCursor );
+            MAP_BUILTIN( PointerStyle::VSplit, Qt::SizeVerCursor );
+
+            MAP_BUILTIN( PointerStyle::Move, Qt::SizeAllCursor );
+
+            MAP_BUILTIN( PointerStyle::Null, Qt::BlankCursor );
+            MAKE_CURSOR( PointerStyle::Magnify, magnify_ );
+            MAKE_CURSOR( PointerStyle::Fill, fill_ );
+            MAKE_CURSOR( PointerStyle::MoveData, movedata_ );
+            MAKE_CURSOR( PointerStyle::CopyData, copydata_ );
+            MAKE_CURSOR( PointerStyle::MoveFile, movefile_ );
+            MAKE_CURSOR( PointerStyle::CopyFile, copyfile_ );
+            MAKE_CURSOR( PointerStyle::MoveFiles, movefiles_ );
+            MAKE_CURSOR( PointerStyle::CopyFiles, copyfiles_ );
+            MAKE_CURSOR( PointerStyle::NotAllowed, nodrop_ );
+            MAKE_CURSOR( PointerStyle::Rotate, rotate_ );
+            MAKE_CURSOR( PointerStyle::HShear, hshear_ );
+            MAKE_CURSOR( PointerStyle::VShear, vshear_ );
+            MAKE_CURSOR( PointerStyle::DrawLine, drawline_ );
+            MAKE_CURSOR( PointerStyle::DrawRect, drawrect_ );
+            MAKE_CURSOR( PointerStyle::DrawPolygon, drawpolygon_ );
+            MAKE_CURSOR( PointerStyle::DrawBezier, drawbezier_ );
+            MAKE_CURSOR( PointerStyle::DrawArc, drawarc_ );
+            MAKE_CURSOR( PointerStyle::DrawPie, drawpie_ );
+            MAKE_CURSOR( PointerStyle::DrawCircleCut, drawcirclecut_ );
+            MAKE_CURSOR( PointerStyle::DrawEllipse, drawellipse_ );
+            MAKE_CURSOR( PointerStyle::DrawConnect, drawconnect_ );
+            MAKE_CURSOR( PointerStyle::DrawText, drawtext_ );
+            MAKE_CURSOR( PointerStyle::Mirror, mirror_ );
+            MAKE_CURSOR( PointerStyle::Crook, crook_ );
+            MAKE_CURSOR( PointerStyle::Crop, crop_ );
+            MAKE_CURSOR( PointerStyle::MovePoint, movepoint_ );
+            MAKE_CURSOR( PointerStyle::MoveBezierWeight, movebezierweight_ );
+            MAKE_CURSOR( PointerStyle::DrawFreehand, drawfreehand_ );
+            MAKE_CURSOR( PointerStyle::DrawCaption, drawcaption_ );
+            MAKE_CURSOR( PointerStyle::LinkData, linkdata_ );
+            MAKE_CURSOR( PointerStyle::MoveDataLink, movedlnk_ );
+            MAKE_CURSOR( PointerStyle::CopyDataLink, copydlnk_ );
+            MAKE_CURSOR( PointerStyle::LinkFile, linkfile_ );
+            MAKE_CURSOR( PointerStyle::MoveFileLink, moveflnk_ );
+            MAKE_CURSOR( PointerStyle::CopyFileLink, copyflnk_ );
+            MAKE_CURSOR( PointerStyle::Chart, chart_ );
+            MAKE_CURSOR( PointerStyle::Detective, detective_ );
+            MAKE_CURSOR( PointerStyle::PivotCol, pivotcol_ );
+            MAKE_CURSOR( PointerStyle::PivotRow, pivotrow_ );
+            MAKE_CURSOR( PointerStyle::PivotField, pivotfld_ );
+            MAKE_CURSOR( PointerStyle::PivotDelete, pivotdel_ );
+            MAKE_CURSOR( PointerStyle::Chain, chain_ );
+            MAKE_CURSOR( PointerStyle::ChainNotAllowed, chainnot_ );
+            MAKE_CURSOR( PointerStyle::AutoScrollN, asn_ );
+            MAKE_CURSOR( PointerStyle::AutoScrollS, ass_ );
+            MAKE_CURSOR( PointerStyle::AutoScrollW, asw_ );
+            MAKE_CURSOR( PointerStyle::AutoScrollE, ase_ );
+            MAKE_CURSOR( PointerStyle::AutoScrollNW, asnw_ );
+            MAKE_CURSOR( PointerStyle::AutoScrollNE, asne_ );
+            MAKE_CURSOR( PointerStyle::AutoScrollSW, assw_ );
+            MAKE_CURSOR( PointerStyle::AutoScrollSE, asse_ );
+            MAKE_CURSOR( PointerStyle::AutoScrollNS, asns_ );
+            MAKE_CURSOR( PointerStyle::AutoScrollWE, aswe_ );
+            MAKE_CURSOR( PointerStyle::AutoScrollNSWE, asnswe_ );
+            MAKE_CURSOR( PointerStyle::TextVertical, vertcurs_ );
+
+            MAKE_CURSOR( PointerStyle::TabSelectS, tblsels_ );
+            MAKE_CURSOR( PointerStyle::TabSelectE, tblsele_ );
+            MAKE_CURSOR( PointerStyle::TabSelectSE, tblselse_ );
+            MAKE_CURSOR( PointerStyle::TabSelectW, tblselw_ );
+            MAKE_CURSOR( PointerStyle::TabSelectSW, tblselsw_ );
+
+            MAKE_CURSOR( PointerStyle::HideWhitespace, hidewhitespace_ );
+            MAKE_CURSOR( PointerStyle::ShowWhitespace, showwhitespace_ );
+        default:
+            break;
+        }
+        if( !pCursor )
+        {
+            pCursor = new QCursor( Qt::ArrowCursor );
+            SAL_WARN( "vcl.qt5", "pointer " << static_cast<int>(ePointerStyle) << "not implemented" );
+        }
+
+        m_aCursors[ ePointerStyle ] = pCursor;
+    }
+
+    return *m_aCursors[ ePointerStyle ];
+}
+
+
 void Qt5Data::ErrorTrapPush()
 {
 }

vcl/qt5/Qt5Data.hxx

@@ -21,14 +21,23 @@
 
 #include <unx/gendata.hxx>
 
+#include <o3tl/enumarray.hxx>
+#include <vcl/ptrstyle.hxx>
+
+class QCursor;
+
 class Qt5Data : public GenericUnixSalData
 {
+    o3tl::enumarray<PointerStyle, QCursor*> m_aCursors;
+
 public:
     explicit Qt5Data( SalInstance *pInstance );
     virtual ~Qt5Data() override;
 
     virtual void ErrorTrapPush() override;
     virtual bool ErrorTrapPop( bool bIgnoreError = true ) override;
+
+    QCursor& getCursor( PointerStyle ePointerStyle );
 };
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

vcl/qt5/Qt5Frame.cxx

@@ -23,6 +23,7 @@
 #include "Qt5Instance.hxx"
 #include "Qt5Graphics.hxx"
 #include "Qt5Widget.hxx"
+#include "Qt5Data.hxx"
 
 #include <QtCore/QPoint>
 #include <QtCore/QSize>
@@ -46,6 +47,7 @@ static void SvpDamageHandler( void *handle,
 Qt5Frame::Qt5Frame( Qt5Frame* pParent, SalFrameStyleFlags nStyle, bool bUseCairo )
     : m_bUseCairo( bUseCairo )
     , m_bGraphicsInUse( false )
+    , m_ePointerStyle( PointerStyle::Arrow )
 {
     Qt5Instance *pInst = static_cast<Qt5Instance*>( GetSalData()->m_pInstance );
     pInst->insertFrame( this );
@@ -339,6 +341,14 @@ void Qt5Frame::ToTop( SalFrameToTop nFlags )
 
 void Qt5Frame::SetPointer( PointerStyle ePointerStyle )
 {
+    QWindow *pWindow = m_pQWidget->window()->windowHandle();
+    if( !pWindow )
+        return;
+    if( ePointerStyle == m_ePointerStyle )
+        return;
+    m_ePointerStyle = ePointerStyle;
+
+    pWindow->setCursor( static_cast<Qt5Data*>( GetSalData() )->getCursor( ePointerStyle ) );
 }
 
 void Qt5Frame::CaptureMouse( bool bMouse )

vcl/qt5/Qt5Frame.hxx

@@ -50,6 +50,7 @@ class Qt5Frame
     bool                            m_bGraphicsInUse;
     SalFrameStyleFlags              m_nStyle;
     Qt5Frame                       *m_pParent;
+    PointerStyle                    m_ePointerStyle;
 
     bool isChild( bool bPlug = true, bool bSysChild = true )
     {