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-rw-r--r--vcl/source/window/tabpage.cxx310
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diff --git a/vcl/source/window/tabpage.cxx b/vcl/source/window/tabpage.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/event.hxx>
+#include <vcl/layout.hxx>
+#include <vcl/tabpage.hxx>
+#include <vcl/bitmapex.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/scrbar.hxx>
+#include <svdata.hxx>
+
+void TabPage::ImplInit( vcl::Window* pParent, WinBits nStyle )
+{
+ if ( !(nStyle & WB_NODIALOGCONTROL) )
+ nStyle |= WB_DIALOGCONTROL;
+
+ Window::ImplInit( pParent, nStyle, nullptr );
+
+ mbHasHoriBar = false;
+ mbHasVertBar = false;
+
+ Link<ScrollBar*,void> aLink( LINK( this, TabPage, ScrollBarHdl ) );
+
+ if ( nStyle & ( WB_AUTOHSCROLL | WB_AUTOVSCROLL ) )
+ {
+ if ( nStyle & WB_AUTOHSCROLL )
+ {
+ mbHasHoriBar = true;
+ m_pHScroll.set(VclPtr<ScrollBar>::Create(this, (WB_HSCROLL | WB_DRAG)));
+ m_pHScroll->Show();
+ m_pHScroll->SetScrollHdl(aLink);
+ }
+ if ( nStyle & WB_AUTOVSCROLL )
+ {
+ mbHasVertBar = true;
+ m_pVScroll.set(VclPtr<ScrollBar>::Create(this, (WB_VSCROLL | WB_DRAG)));
+ m_pVScroll->Show();
+ m_pVScroll->SetScrollHdl(aLink);
+ }
+ }
+
+ if ( mbHasHoriBar || mbHasVertBar )
+ {
+ SetStyle( GetStyle() | WB_CLIPCHILDREN );
+ }
+
+ mnScrWidth = Application::GetSettings().GetStyleSettings().GetScrollBarSize();
+
+ ImplInitSettings();
+
+ // if the tabpage is drawn (ie filled) by a native widget, make sure all controls will have transparent background
+ // otherwise they will paint with a wrong background
+ if( IsNativeControlSupported(ControlType::TabBody, ControlPart::Entire) && GetParent() && (GetParent()->GetType() == WindowType::TABCONTROL) )
+ EnableChildTransparentMode();
+}
+
+void TabPage::ImplInitSettings()
+{
+ vcl::Window* pParent = GetParent();
+ if (pParent && pParent->IsChildTransparentModeEnabled() && !IsControlBackground())
+ {
+ EnableChildTransparentMode();
+ SetParentClipMode( ParentClipMode::NoClip );
+ SetPaintTransparent( true );
+ SetBackground();
+ }
+ else
+ {
+ EnableChildTransparentMode( false );
+ SetParentClipMode();
+ SetPaintTransparent( false );
+
+ if (IsControlBackground() || !pParent)
+ SetBackground( GetControlBackground() );
+ else
+ SetBackground( pParent->GetBackground() );
+ }
+}
+
+TabPage::TabPage( vcl::Window* pParent, WinBits nStyle ) :
+ Window( WindowType::TABPAGE )
+{
+ ImplInit( pParent, nStyle );
+}
+
+TabPage::~TabPage()
+{
+ disposeOnce();
+}
+
+void TabPage::dispose()
+{
+ m_pVScroll.disposeAndClear();
+ m_pHScroll.disposeAndClear();
+ vcl::Window::dispose();
+}
+
+void TabPage::StateChanged( StateChangedType nType )
+{
+ Window::StateChanged( nType );
+
+ if ( nType == StateChangedType::InitShow )
+ {
+ if (GetSettings().GetStyleSettings().GetAutoMnemonic())
+ GenerateAutoMnemonicsOnHierarchy(this);
+ // FIXME: no layouting, workaround some clipping issues
+ ImplAdjustNWFSizes();
+ }
+ else if ( nType == StateChangedType::ControlBackground )
+ {
+ ImplInitSettings();
+ Invalidate();
+ }
+}
+
+void TabPage::DataChanged( const DataChangedEvent& rDCEvt )
+{
+ Window::DataChanged( rDCEvt );
+
+ if ( (rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
+ (rDCEvt.GetFlags() & AllSettingsFlags::STYLE) )
+ {
+ ImplInitSettings();
+ Invalidate();
+ }
+}
+
+void TabPage::Paint( vcl::RenderContext& rRenderContext, const tools::Rectangle& )
+{
+ // draw native tabpage only inside tabcontrols, standalone tabpages look ugly (due to bad dialog design)
+ if( !(IsNativeControlSupported(ControlType::TabBody, ControlPart::Entire) && GetParent() && (GetParent()->GetType() == WindowType::TABCONTROL)) )
+ return;
+
+ const ImplControlValue aControlValue;
+
+ ControlState nState = ControlState::ENABLED;
+ if ( !IsEnabled() )
+ nState &= ~ControlState::ENABLED;
+ if ( HasFocus() )
+ nState |= ControlState::FOCUSED;
+ // pass the whole window region to NWF as the tab body might be a gradient or bitmap
+ // that has to be scaled properly, clipping makes sure that we do not paint too much
+ tools::Rectangle aCtrlRegion( Point(), GetOutputSizePixel() );
+ rRenderContext.DrawNativeControl( ControlType::TabBody, ControlPart::Entire, aCtrlRegion, nState,
+ aControlValue, OUString() );
+}
+
+void TabPage::Draw( OutputDevice* pDev, const Point& rPos, SystemTextColorFlags )
+{
+ Point aPos = pDev->LogicToPixel( rPos );
+ Size aSize = GetSizePixel();
+
+ Wallpaper aWallpaper = GetBackground();
+ if ( !aWallpaper.IsBitmap() )
+ ImplInitSettings();
+
+ pDev->Push();
+ pDev->SetMapMode();
+ pDev->SetLineColor();
+
+ if ( aWallpaper.IsBitmap() )
+ pDev->DrawBitmapEx( aPos, aSize, aWallpaper.GetBitmap() );
+ else
+ {
+ if( aWallpaper.GetColor() == COL_AUTO )
+ pDev->SetFillColor( GetSettings().GetStyleSettings().GetDialogColor() );
+ else
+ pDev->SetFillColor( aWallpaper.GetColor() );
+ pDev->DrawRect( tools::Rectangle( aPos, aSize ) );
+ }
+
+ pDev->Pop();
+}
+
+Size TabPage::GetOptimalSize() const
+{
+ if (isLayoutEnabled(this))
+ return VclContainer::getLayoutRequisition(*GetWindow(GetWindowType::FirstChild));
+ return getLegacyBestSizeForChildren(*this);
+}
+
+void TabPage::SetPosSizePixel(const Point& rAllocPos, const Size& rAllocation)
+{
+ Window::SetPosSizePixel(rAllocPos, rAllocation);
+ if (isLayoutEnabled(this) && rAllocation.Width() && rAllocation.Height())
+ VclContainer::setLayoutAllocation(*GetWindow(GetWindowType::FirstChild), Point(0, 0), rAllocation);
+}
+
+void TabPage::SetSizePixel(const Size& rAllocation)
+{
+ Window::SetSizePixel(rAllocation);
+ if (isLayoutEnabled(this) && rAllocation.Width() && rAllocation.Height())
+ VclContainer::setLayoutAllocation(*GetWindow(GetWindowType::FirstChild), Point(0, 0), rAllocation);
+}
+
+void TabPage::SetPosPixel(const Point& rAllocPos)
+{
+ Window::SetPosPixel(rAllocPos);
+ Size aAllocation(GetOutputSizePixel());
+ if (isLayoutEnabled(this) && aAllocation.Width() && aAllocation.Height())
+ {
+ VclContainer::setLayoutAllocation(*GetWindow(GetWindowType::FirstChild), Point(0, 0), aAllocation);
+ }
+}
+
+void TabPage::lcl_Scroll( tools::Long nX, tools::Long nY )
+{
+ tools::Long nXScroll = mnScrollPos.X() - nX;
+ tools::Long nYScroll = mnScrollPos.Y() - nY;
+ mnScrollPos = Point( nX, nY );
+
+ tools::Rectangle aScrollableArea( 0, 0, maScrollArea.Width(), maScrollArea.Height() );
+ Scroll(nXScroll, nYScroll, aScrollableArea );
+ // Manually scroll all children ( except the scrollbars )
+ for ( int index = 0; index < GetChildCount(); ++index )
+ {
+ vcl::Window* pChild = GetChild( index );
+ if ( pChild && pChild != m_pVScroll.get() && pChild != m_pHScroll.get() )
+ {
+ Point aPos = pChild->GetPosPixel();
+ aPos += Point( nXScroll, nYScroll );
+ pChild->SetPosPixel( aPos );
+ }
+ }
+}
+
+IMPL_LINK( TabPage, ScrollBarHdl, ScrollBar*, pSB, void )
+{
+ sal_uInt16 nPos = static_cast<sal_uInt16>(pSB->GetThumbPos());
+ if( pSB == m_pVScroll.get() )
+ lcl_Scroll(mnScrollPos.X(), nPos );
+ else if( pSB == m_pHScroll.get() )
+ lcl_Scroll(nPos, mnScrollPos.Y() );
+}
+
+void TabPage::SetScrollTop( tools::Long nTop )
+{
+ Point aOld = mnScrollPos;
+ lcl_Scroll( mnScrollPos.X() , mnScrollPos.Y() - nTop );
+ if( m_pHScroll )
+ m_pHScroll->SetThumbPos( 0 );
+ // new pos is 0,0
+ mnScrollPos = aOld;
+}
+void TabPage::SetScrollLeft( tools::Long nLeft )
+{
+ Point aOld = mnScrollPos;
+ lcl_Scroll( mnScrollPos.X() - nLeft , mnScrollPos.Y() );
+ if( m_pVScroll )
+ m_pVScroll->SetThumbPos( 0 );
+ // new pos is 0,0
+ mnScrollPos = aOld;
+}
+
+void TabPage::SetScrollWidth( tools::Long nWidth )
+{
+ maScrollArea.setWidth( nWidth );
+ ResetScrollBars();
+}
+
+void TabPage::SetScrollHeight( tools::Long nHeight )
+{
+ maScrollArea.setHeight( nHeight );
+ ResetScrollBars();
+}
+
+void TabPage::Resize()
+{
+ ResetScrollBars();
+}
+
+void TabPage::ResetScrollBars()
+{
+ Size aOutSz = GetOutputSizePixel();
+
+ Point aVPos( aOutSz.Width() - mnScrWidth, 0 );
+ Point aHPos( 0, aOutSz.Height() - mnScrWidth );
+
+ if( m_pVScroll )
+ {
+ m_pVScroll->SetPosSizePixel( aVPos, Size( mnScrWidth, GetSizePixel().Height() - mnScrWidth ) );
+ m_pVScroll->SetRangeMax( maScrollArea.Height() + mnScrWidth );
+ m_pVScroll->SetVisibleSize( GetSizePixel().Height() );
+ }
+
+ if( m_pHScroll )
+ {
+ m_pHScroll->SetPosSizePixel( aHPos, Size( GetSizePixel().Width() - mnScrWidth, mnScrWidth ) );
+ m_pHScroll->SetRangeMax( maScrollArea.Width() + mnScrWidth );
+ m_pHScroll->SetVisibleSize( GetSizePixel().Width() );
+ }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */