crummy but psuedo usable scrollable dialog

Change-Id: I93c49f2e2e313f27b660f3998cb5e8e2cd520ada

toolkit/Library_tk.mk

@@ -52,12 +52,14 @@ $(eval $(call gb_Library_use_libraries,tk,\
     tl \
     utl \
     vcl \
+    svt \
     $(gb_STDLIBS) \
 ))
 
 $(eval $(call gb_Library_add_exception_objects,tk,\
     toolkit/source/awt/asynccallback \
     toolkit/source/awt/stylesettings \
+    toolkit/source/awt/scrollabledialog \
     toolkit/source/awt/vclxaccessiblecomponent \
     toolkit/source/awt/vclxbitmap \
     toolkit/source/awt/vclxcontainer \

toolkit/inc/toolkit/awt/scrollabledialog.hxx

+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+#ifndef TOOLKIT_AWT_SCROLLABLEDIALOG_HXX
+#define TOOLKIT_AWT_SCROLLABLEDIALOG_HXX
+
+#include <vcl/dialog.hxx>
+#include <vcl/scrbar.hxx>
+
+//........................................................................
+namespace toolkit
+{
+    class ScrollableDialog : public Dialog
+    {
+        Window maContents;
+        ScrollBar          maHScrollBar;
+        ScrollBar          maVScrollBar;
+        bool               mbHasHoriBar;
+        bool               mbHasVertBar;
+        Point              mnScrollPos;
+    public:
+        ScrollableDialog( Window* pParent, WinBits nStyle = WB_STDDIALOG );
+        virtual ~ScrollableDialog();
+        Window*  getContentWindow();
+        DECL_LINK( ScrollBarHdl, ScrollBar* );
+        DECL_LINK( ContainerScrolled, void* );
+        // Window
+        virtual void Resize();
+    };
+//........................................................................
+} // namespacetoolkit
+//........................................................................
+
+#endif // TOOLKIT_AWT_SCROLLABLEDIALOG_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */

toolkit/source/awt/scrollabledialog.cxx

+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+#include <toolkit/awt/scrollabledialog.hxx>
+namespace toolkit
+{
+
+ScrollableDialog::ScrollableDialog( Window* pParent, WinBits nStyle ) : Dialog( pParent, nStyle ), maContents( this, nStyle ), maHScrollBar( this, WB_HSCROLL | WB_DRAG), maVScrollBar( this, WB_VSCROLL | WB_DRAG ), mbHasHoriBar( true ), mbHasVertBar( true )
+{
+    Link aLink( LINK( this, ScrollableDialog, ScrollBarHdl ) );
+    maVScrollBar.SetScrollHdl( aLink );
+    maHScrollBar.SetScrollHdl( aLink );
+    maContents.Show();
+    maVScrollBar.Show();
+    maHScrollBar.Show();
+}
+
+ScrollableDialog::~ScrollableDialog()
+{
+}
+
+Window* ScrollableDialog::getContentWindow()
+{
+    return &maContents;
+}
+
+IMPL_LINK( ScrollableDialog, ScrollBarHdl, ScrollBar*, pSB )
+{
+    sal_uInt16 nPos = (sal_uInt16) pSB->GetThumbPos();
+    Rectangle aScrollableArea( 0, 0, maContents.GetSizePixel().Width(), maContents.GetSizePixel().Height() );
+
+    if( pSB == &maVScrollBar )
+    {
+        printf("vertical scroll %d\n", nPos );
+        printf("vertical scroll %d\n", nPos );
+        long nScroll = mnScrollPos.Y() - nPos;
+        maContents.Scroll(0, nScroll, aScrollableArea );
+        mnScrollPos.Y() = nPos;
+    }
+    else if( pSB == &maHScrollBar )
+    {
+        printf("horizontal scroll %d\n", nPos );
+        long nScroll =  mnScrollPos.X() - nPos;
+        maContents.Scroll( nScroll, 0, aScrollableArea);
+        mnScrollPos.X() = nPos;
+    }
+    return 1;
+}
+
+void ScrollableDialog::Resize()
+{
+    printf("ScrollableDialog::Resize() - size is width %d height %d\n", GetSizePixel().Width(),  GetSizePixel().Height() );
+    maContents.SetSizePixel( GetSizePixel() );
+    // find the output area for the window
+    long nMaxX = GetSizePixel().Width();
+    long nMaxY = GetSizePixel().Height();
+    for ( int index = 0, count = maContents.GetChildCount(); index < count; ++index )
+    {
+        Window* pChild = maContents.GetChild( index );
+        if ( pChild )
+        {
+            Point aPos = pChild->GetPosPixel();
+            Size aSize = pChild->GetSizePixel();
+            long nX = aPos.X() + aSize.Width();
+            long nY = aPos.Y() + aSize.Height();
+            if ( nX > nMaxX )
+                nMaxX = nX;
+            if ( nY > nMaxY )
+                nMaxY = nY;
+        }
+    }
+
+    Size aOutSz = GetOutputSizePixel();
+    long nScrWidth = GetSettings().GetStyleSettings().GetScrollBarSize();
+
+    // assume for the moment that we have both hori & vert scroll bars
+    Size aContentsSize( aOutSz );
+    if ( mbHasVertBar )
+    {
+        aContentsSize.Width() -= nScrWidth;
+        nMaxX += nScrWidth;
+    }
+    if ( mbHasHoriBar )
+    {
+        aContentsSize.Height() -= nScrWidth;
+        nMaxY += nScrWidth;
+    }
+    maContents.SetSizePixel( aContentsSize );
+
+    Point aVPos( aOutSz.Width() - nScrWidth, 0 );
+    Point aHPos( 0, aOutSz.Height() - nScrWidth );
+
+    maVScrollBar.SetPosSizePixel( aVPos, Size( nScrWidth, aContentsSize.Height() ) );
+    maHScrollBar.SetPosSizePixel( aHPos, Size( aContentsSize.Width(), nScrWidth ) );
+    maHScrollBar.SetRangeMax( nMaxX );
+    maHScrollBar.SetVisibleSize( GetSizePixel().Width() );
+    maHScrollBar.SetPageSize( GetSizePixel().Width() );
+    maVScrollBar.SetRangeMax( nMaxY );
+    maVScrollBar.SetVisibleSize( GetSizePixel().Height() );
+    maVScrollBar.SetPageSize( GetSizePixel().Height() );
+}
+
+} // toolkit
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */

toolkit/source/awt/vclxtoolkit.cxx

@@ -129,9 +129,10 @@ using org::libreoffice::touch::ByteBufferWrapper;
 #include <vcl/wrkwin.hxx>
 #include <vcl/throbber.hxx>
 #include "toolkit/awt/vclxspinbutton.hxx"
-
+#include "toolkit/awt/scrollabledialog.hxx"
 #include <tools/debug.hxx>
 #include <comphelper/processfactory.hxx>
+#include <toolkit/awt/scrollabledialog.hxx>
 
 namespace css = ::com::sun::star;
 
@@ -786,7 +787,7 @@ Window* VCLXToolkit::ImplCreateWindow( VCLXWindow** ppNewComp,
                 // Modal/Modeless nur durch Show/Execute
                 if ( (pParent == NULL ) && ( rDescriptor.ParentIndex == -1 ) )
                     pParent = DIALOG_NO_PARENT;
-                pNewWindow = new Dialog( pParent, nWinBits );
+                pNewWindow = new toolkit::ScrollableDialog( pParent, nWinBits | WB_AUTOHSCROLL | WB_AUTOVSCROLL );
                 // #i70217# Don't always create a new component object. It's possible that VCL has called
                 // GetComponentInterface( sal_True ) in the Dialog ctor itself (see Window::IsTopWindow() )
                 // which creates a component object.
@@ -1061,6 +1062,14 @@ css::uno::Reference< css::awt::XWindowPeer > VCLXToolkit::ImplCreateWindow(
         if ( pParentComponent )
             pParent = pParentComponent->GetWindow();
     }
+    // #FIXME inglorious HACK we possibly need to interface at XContainerWindowPeer ?
+    // to allow access to the 'real' parent that we pass to children
+    toolkit::ScrollableDialog* pSrcDialog = dynamic_cast< toolkit::ScrollableDialog* > ( pParent );
+    if ( pSrcDialog )
+    {
+        printf( "found a parent that is a scrollable dialog\n");
+        pParent = pSrcDialog->getContentWindow();
+    }
 
     WinBits nWinBits = ImplGetWinBits( rDescriptor.WindowAttributes,
         ImplGetComponentType( rDescriptor.WindowServiceName ) );