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2af018e4dd99fccdc85a28b38ff924fb16a750cf
libreoffice/vcl/source/control/tabctrl.cxx
Andrea Gelmini 2af018e4dd Fix typos 
Change-Id: I860cc4aa04b4e5cd1437b2f24176ee2ccdec3266
Reviewed-on: https://gerrit.libreoffice.org/25420
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>
Tested-by: Noel Grandin <noelgrandin@gmail.com>
2016-05-25 09:50:55 +00:00

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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 "tools/debug.hxx"
#include "tools/rc.h"
#include <vcl/svapp.hxx>
#include <vcl/help.hxx>
#include <vcl/event.hxx>
#include <vcl/menu.hxx>
#include <vcl/button.hxx>
#include <vcl/tabpage.hxx>
#include <vcl/tabctrl.hxx>
#include <vcl/controllayout.hxx>
#include <vcl/layout.hxx>
#include <vcl/lstbox.hxx>
#include <vcl/settings.hxx>
#include "controldata.hxx"
#include "svdata.hxx"
#include "window.h"
#include <unordered_map>
#include <vector>
struct ImplTabItem
{
sal_uInt16 mnId;
VclPtr<TabPage> mpTabPage;
OUString maText;
OUString maFormatText;
OUString maHelpText;
OString maHelpId;
OString maTabName;
Rectangle maRect;
sal_uInt16 mnLine;
bool mbFullVisible;
bool mbEnabled;
Image maTabImage;
ImplTabItem()
: mnId( 0 ), mpTabPage( nullptr ),
mnLine( 0 ), mbFullVisible( false ), mbEnabled( true )
{}
};
struct ImplTabCtrlData
{
std::unordered_map< int, int > maLayoutPageIdToLine;
std::unordered_map< int, int > maLayoutLineToPageId;
std::vector< Rectangle > maTabRectangles;
Point maItemsOffset; // offset of the tabitems
std::vector< ImplTabItem > maItemList;
VclPtr<ListBox> mpListBox;
};
// for the Tab positions
#define TAB_PAGERECT 0xFFFF
void TabControl::ImplInit( vcl::Window* pParent, WinBits nStyle )
{
mbLayoutDirty = true;
if ( !(nStyle & WB_NOTABSTOP) )
nStyle |= WB_TABSTOP;
if ( !(nStyle & WB_NOGROUP) )
nStyle |= WB_GROUP;
if ( !(nStyle & WB_NODIALOGCONTROL) )
nStyle |= WB_DIALOGCONTROL;
Control::ImplInit( pParent, nStyle, nullptr );
mnLastWidth = 0;
mnLastHeight = 0;
mnBtnSize = 0;
mnMaxPageWidth = 0;
mnActPageId = 0;
mnCurPageId = 0;
mbFormat = true;
mbRestoreHelpId = false;
mbRestoreUnqId = false;
mbSmallInvalidate = false;
mpTabCtrlData = new ImplTabCtrlData;
mpTabCtrlData->mpListBox = nullptr;
ImplInitSettings( true, true, true );
if( (nStyle & WB_DROPDOWN) )
{
mpTabCtrlData->mpListBox = VclPtr<ListBox>::Create( this, WB_DROPDOWN );
mpTabCtrlData->mpListBox->SetPosSizePixel( Point( 0, 0 ), Size( 200, 20 ) );
mpTabCtrlData->mpListBox->SetSelectHdl( LINK( this, TabControl, ImplListBoxSelectHdl ) );
mpTabCtrlData->mpListBox->Show();
}
// if the tabcontrol 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(CTRL_TAB_PANE, PART_ENTIRE_CONTROL) )
EnableChildTransparentMode();
if (pParent && pParent->IsDialog())
pParent->AddChildEventListener( LINK( this, TabControl, ImplWindowEventListener ) );
}
const vcl::Font& TabControl::GetCanonicalFont( const StyleSettings& _rStyle ) const
{
return _rStyle.GetTabFont();
}
const Color& TabControl::GetCanonicalTextColor( const StyleSettings& _rStyle ) const
{
return _rStyle.GetTabTextColor();
}
void TabControl::ImplInitSettings( bool bFont,
bool bForeground, bool bBackground )
{
Control::ImplInitSettings( bFont, bForeground );
if ( bBackground )
{
vcl::Window* pParent = GetParent();
if ( !IsControlBackground() &&
(pParent->IsChildTransparentModeEnabled()
|| IsNativeControlSupported(CTRL_TAB_PANE, PART_ENTIRE_CONTROL)
|| IsNativeControlSupported(CTRL_TAB_ITEM, PART_ENTIRE_CONTROL) ) )
{
// set transparent mode for NWF tabcontrols to have
// the background always cleared properly
EnableChildTransparentMode();
SetParentClipMode( ParentClipMode::NoClip );
SetPaintTransparent( true );
SetBackground();
ImplGetWindowImpl()->mbUseNativeFocus = ImplGetSVData()->maNWFData.mbNoFocusRects;
}
else
{
EnableChildTransparentMode( false );
SetParentClipMode();
SetPaintTransparent( false );
if ( IsControlBackground() )
SetBackground( GetControlBackground() );
else
SetBackground( pParent->GetBackground() );
}
}
}
void TabControl::ImplFreeLayoutData()
{
if( HasLayoutData() )
{
ImplClearLayoutData();
mpTabCtrlData->maLayoutPageIdToLine.clear();
mpTabCtrlData->maLayoutLineToPageId.clear();
}
}
TabControl::TabControl( vcl::Window* pParent, WinBits nStyle ) :
Control( WINDOW_TABCONTROL )
{
ImplInit( pParent, nStyle );
OSL_TRACE("*** TABCONTROL no notabs? %s", ( GetStyle() & WB_NOBORDER ) ? "true" : "false" );
}
TabControl::~TabControl()
{
disposeOnce();
}
void TabControl::dispose()
{
Window *pParent = GetParent();
if (pParent && pParent->IsDialog())
GetParent()->RemoveChildEventListener( LINK( this, TabControl, ImplWindowEventListener ) );
ImplFreeLayoutData();
// delete TabCtrl data
if (mpTabCtrlData)
mpTabCtrlData->mpListBox.disposeAndClear();
delete mpTabCtrlData;
mpTabCtrlData = nullptr;
Control::dispose();
}
ImplTabItem* TabControl::ImplGetItem( sal_uInt16 nId ) const
{
for( std::vector< ImplTabItem >::iterator it = mpTabCtrlData->maItemList.begin();
it != mpTabCtrlData->maItemList.end(); ++it )
{
if( it->mnId == nId )
return &(*it);
}
return nullptr;
}
Size TabControl::ImplGetItemSize( ImplTabItem* pItem, long nMaxWidth )
{
pItem->maFormatText = pItem->maText;
Size aSize( GetCtrlTextWidth( pItem->maFormatText ), GetTextHeight() );
Size aImageSize( 0, 0 );
if( !!pItem->maTabImage )
{
aImageSize = pItem->maTabImage.GetSizePixel();
if( !pItem->maFormatText.isEmpty() )
aImageSize.Width() += GetTextHeight()/4;
}
aSize.Width() += aImageSize.Width();
if( aImageSize.Height() > aSize.Height() )
aSize.Height() = aImageSize.Height();
aSize.Width() += TAB_TABOFFSET_X*2;
aSize.Height() += TAB_TABOFFSET_Y*2;
Rectangle aCtrlRegion( Point( 0, 0 ), aSize );
Rectangle aBoundingRgn, aContentRgn;
const TabitemValue aControlValue(Rectangle(TAB_TABOFFSET_X, TAB_TABOFFSET_Y,
aSize.Width() - TAB_TABOFFSET_X * 2,
aSize.Height() - TAB_TABOFFSET_Y * 2));
if(GetNativeControlRegion( CTRL_TAB_ITEM, PART_ENTIRE_CONTROL, aCtrlRegion,
ControlState::ENABLED, aControlValue, OUString(),
aBoundingRgn, aContentRgn ) )
{
return aContentRgn.GetSize();
}
// For languages with short names (e.g. Chinese), because the space is
// normally only one pixel per char
if ( pItem->maFormatText.getLength() < TAB_EXTRASPACE_X )
aSize.Width() += TAB_EXTRASPACE_X-pItem->maFormatText.getLength();
// shorten Text if needed
if ( aSize.Width()+4 >= nMaxWidth )
{
OUString aAppendStr("...");
pItem->maFormatText += aAppendStr;
do
{
pItem->maFormatText = pItem->maFormatText.replaceAt( pItem->maFormatText.getLength()-aAppendStr.getLength()-1, 1, "" );
aSize.Width() = GetCtrlTextWidth( pItem->maFormatText );
aSize.Width() += aImageSize.Width();
aSize.Width() += TAB_TABOFFSET_X*2;
}
while ( (aSize.Width()+4 >= nMaxWidth) && (pItem->maFormatText.getLength() > aAppendStr.getLength()) );
if ( aSize.Width()+4 >= nMaxWidth )
{
pItem->maFormatText = ".";
aSize.Width() = 1;
}
}
if( pItem->maFormatText.isEmpty() )
{
if( aSize.Height() < aImageSize.Height()+4 ) //leave space for focus rect
aSize.Height() = aImageSize.Height()+4;
}
return aSize;
}
// Feel free to move this to some more general place for reuse
// http://en.wikipedia.org/wiki/Word_wrap#Minimum_raggedness
// Mostly based on Alexey Frunze's nifty example at
// http://stackoverflow.com/questions/9071205/balanced-word-wrap-minimum-raggedness-in-php
namespace MinimumRaggednessWrap
{
std::deque<size_t> GetEndOfLineIndexes(const std::vector<sal_Int32>& rWidthsOf, sal_Int32 nLineWidth)
{
++nLineWidth;
size_t nWidthsCount = rWidthsOf.size();
std::vector<sal_Int32> aCosts(nWidthsCount * nWidthsCount);
// cost function c(i, j) that computes the cost of a line consisting of
// the words Word[i] to Word[j]
for (size_t i = 0; i < nWidthsCount; ++i)
{
for (size_t j = 0; j < nWidthsCount; ++j)
{
if (j >= i)
{
sal_Int32 c = nLineWidth - (j - i);
for (size_t k = i; k <= j; ++k)
c -= rWidthsOf[k];
c = (c >= 0) ? c * c : SAL_MAX_INT32;
aCosts[j * nWidthsCount + i] = c;
}
else
{
aCosts[j * nWidthsCount + i] = SAL_MAX_INT32;
}
}
}
std::vector<sal_Int32> aFunction(nWidthsCount);
std::vector<sal_Int32> aWrapPoints(nWidthsCount);
// f(j) in aFunction[], collect wrap points in aWrapPoints[]
for (size_t j = 0; j < nWidthsCount; ++j)
{
aFunction[j] = aCosts[j * nWidthsCount];
if (aFunction[j] == SAL_MAX_INT32)
{
for (size_t k = 0; k < j; ++k)
{
sal_Int32 s;
if (aFunction[k] == SAL_MAX_INT32 || aCosts[j * nWidthsCount + k + 1] == SAL_MAX_INT32)
s = SAL_MAX_INT32;
else
s = aFunction[k] + aCosts[j * nWidthsCount + k + 1];
if (aFunction[j] > s)
{
aFunction[j] = s;
aWrapPoints[j] = k + 1;
}
}
}
}
std::deque<size_t> aSolution;
// no solution
if (aFunction[nWidthsCount - 1] == SAL_MAX_INT32)
return aSolution;
// optimal solution
size_t j = nWidthsCount - 1;
while (true)
{
aSolution.push_front(j);
if (!aWrapPoints[j])
break;
j = aWrapPoints[j] - 1;
}
return aSolution;
}
};
bool TabControl::ImplPlaceTabs( long nWidth )
{
if ( nWidth <= 0 )
return false;
if ( mpTabCtrlData->maItemList.empty() )
return false;
long nMaxWidth = nWidth;
const long nOffsetX = 2 + GetItemsOffset().X();
const long nOffsetY = 2 + GetItemsOffset().Y();
//fdo#66435 throw Knuth/Tex minimum raggedness algorithm at the problem
//of ugly bare tabs on lines of their own
//collect widths
std::vector<sal_Int32> aWidths;
for( std::vector<ImplTabItem>::iterator it = mpTabCtrlData->maItemList.begin();
it != mpTabCtrlData->maItemList.end(); ++it )
{
aWidths.push_back(ImplGetItemSize( &(*it), nMaxWidth ).Width());
}
//aBreakIndexes will contain the indexes of the last tab on each row
std::deque<size_t> aBreakIndexes(MinimumRaggednessWrap::GetEndOfLineIndexes(aWidths, nMaxWidth - nOffsetX - 2));
if ( (mnMaxPageWidth > 0) && (mnMaxPageWidth < nMaxWidth) )
nMaxWidth = mnMaxPageWidth;
nMaxWidth -= GetItemsOffset().X();
long nX = nOffsetX;
long nY = nOffsetY;
sal_uInt16 nLines = 0;
sal_uInt16 nCurLine = 0;
long nLineWidthAry[100];
sal_uInt16 nLinePosAry[101];
nLineWidthAry[0] = 0;
nLinePosAry[0] = 0;
size_t nIndex = 0;
sal_uInt16 nPos = 0;
for( std::vector<ImplTabItem>::iterator it = mpTabCtrlData->maItemList.begin();
it != mpTabCtrlData->maItemList.end(); ++it, ++nIndex )
{
Size aSize = ImplGetItemSize( &(*it), nMaxWidth );
bool bNewLine = false;
if (!aBreakIndexes.empty() && nIndex > aBreakIndexes.front())
{
aBreakIndexes.pop_front();
bNewLine = true;
}
if ( bNewLine && (nWidth > 2+nOffsetX) )
{
if ( nLines == 99 )
break;
nX = nOffsetX;
nY += aSize.Height();
nLines++;
nLineWidthAry[nLines] = 0;
nLinePosAry[nLines] = nPos;
}
Rectangle aNewRect( Point( nX, nY ), aSize );
if ( mbSmallInvalidate && (it->maRect != aNewRect) )
mbSmallInvalidate = false;
it->maRect = aNewRect;
it->mnLine = nLines;
it->mbFullVisible = true;
nLineWidthAry[nLines] += aSize.Width();
nX += aSize.Width();
if ( it->mnId == mnCurPageId )
nCurLine = nLines;
nPos++;
}
if ( nLines )
{ // two or more lines
long nLineHeightAry[100];
long nIH = mpTabCtrlData->maItemList[0].maRect.Bottom()-2;
for ( sal_uInt16 i = 0; i < nLines+1; i++ )
{
if ( i <= nCurLine )
nLineHeightAry[i] = nIH*(nLines-(nCurLine-i)) + GetItemsOffset().Y();
else
nLineHeightAry[i] = nIH*(i-nCurLine-1) + GetItemsOffset().Y();
}
nLinePosAry[nLines+1] = (sal_uInt16)mpTabCtrlData->maItemList.size();
long nDX = 0;
long nModDX = 0;
long nIDX = 0;
sal_uInt16 i = 0;
sal_uInt16 n = 0;
for( std::vector< ImplTabItem >::iterator it = mpTabCtrlData->maItemList.begin();
it != mpTabCtrlData->maItemList.end(); ++it )
{
if ( i == nLinePosAry[n] )
{
if ( n == nLines+1 )
break;
nIDX = 0;
if( nLinePosAry[n+1]-i > 0 )
{
nDX = ( nWidth - nOffsetX - nLineWidthAry[n] ) / ( nLinePosAry[n+1] - i );
nModDX = ( nWidth - nOffsetX - nLineWidthAry[n] ) % ( nLinePosAry[n+1] - i );
}
else
{
// FIXME: this is a case of tabctrl way too small
nDX = 0;
nModDX = 0;
}
n++;
}
it->maRect.Left() += nIDX;
it->maRect.Right() += nIDX + nDX;
it->maRect.Top() = nLineHeightAry[n-1];
it->maRect.Bottom() = nLineHeightAry[n-1] + nIH;
nIDX += nDX;
if ( nModDX )
{
nIDX++;
it->maRect.Right()++;
nModDX--;
}
i++;
}
}
else
{ // only one line
if(ImplGetSVData()->maNWFData.mbCenteredTabs)
{
int nRightSpace = nMaxWidth;//space left on the right by the tabs
for( std::vector< ImplTabItem >::iterator it = mpTabCtrlData->maItemList.begin();
it != mpTabCtrlData->maItemList.end(); ++it )
{
nRightSpace -= it->maRect.Right()-it->maRect.Left();
}
for( std::vector< ImplTabItem >::iterator it = mpTabCtrlData->maItemList.begin();
it != mpTabCtrlData->maItemList.end(); ++it )
{
it->maRect.Left() += nRightSpace / 2;
it->maRect.Right() += nRightSpace / 2;
}
}
}
return true;
}
Rectangle TabControl::ImplGetTabRect( sal_uInt16 nItemPos, long nWidth, long nHeight )
{
Size aWinSize = Control::GetOutputSizePixel();
if ( nWidth < 0 )
nWidth = aWinSize.Width();
if ( nHeight < 0 )
nHeight = aWinSize.Height();
if ( mpTabCtrlData->maItemList.empty() )
{
long nW = nWidth-TAB_OFFSET*2;
long nH = nHeight-TAB_OFFSET*2;
return (nW > 0 && nH > 0)
? Rectangle( Point( TAB_OFFSET, TAB_OFFSET ), Size( nW, nH ) )
: Rectangle();
}
if ( nItemPos == TAB_PAGERECT )
{
sal_uInt16 nLastPos;
if ( mnCurPageId )
nLastPos = GetPagePos( mnCurPageId );
else
nLastPos = 0;
Rectangle aRect = ImplGetTabRect( nLastPos, nWidth, nHeight );
long nW = nWidth-TAB_OFFSET*2;
long nH = nHeight-aRect.Bottom()-TAB_OFFSET*2;
aRect = (nW > 0 && nH > 0)
? Rectangle( Point( TAB_OFFSET, aRect.Bottom()+TAB_OFFSET ), Size( nW, nH ) )
: Rectangle();
return aRect;
}
nWidth -= 1;
if ( (nWidth <= 0) || (nHeight <= 0) )
return Rectangle();
if ( mbFormat || (mnLastWidth != nWidth) || (mnLastHeight != nHeight) )
{
vcl::Font aFont( GetFont() );
aFont.SetTransparent( true );
SetFont( aFont );
bool bRet = ImplPlaceTabs( nWidth );
if ( !bRet )
return Rectangle();
mnLastWidth = nWidth;
mnLastHeight = nHeight;
mbFormat = false;
}
return size_t(nItemPos) < mpTabCtrlData->maItemList.size() ? mpTabCtrlData->maItemList[nItemPos].maRect : Rectangle();
}
void TabControl::ImplChangeTabPage( sal_uInt16 nId, sal_uInt16 nOldId )
{
ImplFreeLayoutData();
ImplTabItem* pOldItem = ImplGetItem( nOldId );
ImplTabItem* pItem = ImplGetItem( nId );
TabPage* pOldPage = (pOldItem) ? pOldItem->mpTabPage.get() : nullptr;
TabPage* pPage = (pItem) ? pItem->mpTabPage.get() : nullptr;
vcl::Window* pCtrlParent = GetParent();
if ( IsReallyVisible() && IsUpdateMode() )
{
sal_uInt16 nPos = GetPagePos( nId );
Rectangle aRect = ImplGetTabRect( nPos );
if ( !pOldItem || !pItem || (pOldItem->mnLine != pItem->mnLine) )
{
aRect.Left() = 0;
aRect.Top() = 0;
aRect.Right() = Control::GetOutputSizePixel().Width();
}
else
{
aRect.Left() -= 3;
aRect.Top() -= 2;
aRect.Right() += 3;
Invalidate( aRect );
nPos = GetPagePos( nOldId );
aRect = ImplGetTabRect( nPos );
aRect.Left() -= 3;
aRect.Top() -= 2;
aRect.Right() += 3;
}
Invalidate( aRect );
}
if ( pOldPage == pPage )
return;
Rectangle aRect = ImplGetTabRect( TAB_PAGERECT );
if ( pOldPage )
{
if ( mbRestoreHelpId )
pCtrlParent->SetHelpId( OString() );
if ( mbRestoreUnqId )
pCtrlParent->SetUniqueId( OString() );
pOldPage->DeactivatePage();
}
if ( pPage )
{
if ( ( GetStyle() & WB_NOBORDER ) )
{
Rectangle aRectNoTab(Point(0, 0), GetSizePixel());
pPage->SetPosSizePixel( aRectNoTab.TopLeft(), aRectNoTab.GetSize() );
}
else
pPage->SetPosSizePixel( aRect.TopLeft(), aRect.GetSize() );
// activate page here so the controls can be switched
// also set the help id of the parent window to that of the tab page
if ( GetHelpId().isEmpty() )
{
mbRestoreHelpId = true;
pCtrlParent->SetHelpId( pPage->GetHelpId() );
}
if ( pCtrlParent->GetUniqueId().isEmpty() )
{
mbRestoreUnqId = true;
pCtrlParent->SetUniqueId( pPage->GetUniqueId() );
}
pPage->ActivatePage();
pPage->Show();
if ( pOldPage && pOldPage->HasChildPathFocus() )
{
sal_uInt16 n = 0;
vcl::Window* pFirstChild = pPage->ImplGetDlgWindow( n, GetDlgWindowType::First );
if ( pFirstChild )
pFirstChild->ImplControlFocus( GetFocusFlags::Init );
else
GrabFocus();
}
}
if ( pOldPage )
pOldPage->Hide();
// Invalidate the same region that will be send to NWF
// to always allow for bitmap caching
// see Window::DrawNativeControl()
if( IsNativeControlSupported( CTRL_TAB_PANE, PART_ENTIRE_CONTROL ) )
{
aRect.Left() -= TAB_OFFSET;
aRect.Top() -= TAB_OFFSET;
aRect.Right() += TAB_OFFSET;
aRect.Bottom() += TAB_OFFSET;
}
Invalidate( aRect );
}
bool TabControl::ImplPosCurTabPage()
{
// resize/position current TabPage
ImplTabItem* pItem = ImplGetItem( GetCurPageId() );
if ( pItem && pItem->mpTabPage )
{
if ( ( GetStyle() & WB_NOBORDER ) )
{
Rectangle aRectNoTab(Point(0, 0), GetSizePixel());
pItem->mpTabPage->SetPosSizePixel( aRectNoTab.TopLeft(), aRectNoTab.GetSize() );
return true;
}
Rectangle aRect = ImplGetTabRect( TAB_PAGERECT );
pItem->mpTabPage->SetPosSizePixel( aRect.TopLeft(), aRect.GetSize() );
return true;
}
return false;
}
void TabControl::ImplActivateTabPage( bool bNext )
{
sal_uInt16 nCurPos = GetPagePos( GetCurPageId() );
if ( bNext )
nCurPos = (nCurPos + 1) % GetPageCount();
else
{
if ( !nCurPos )
nCurPos = GetPageCount()-1;
else
nCurPos--;
}
SelectTabPage( GetPageId( nCurPos ) );
}
void TabControl::ImplShowFocus()
{
if ( !GetPageCount() || mpTabCtrlData->mpListBox )
return;
sal_uInt16 nCurPos = GetPagePos( mnCurPageId );
Rectangle aRect = ImplGetTabRect( nCurPos );
const ImplTabItem& rItem = mpTabCtrlData->maItemList[ nCurPos ];
Size aTabSize = aRect.GetSize();
Size aImageSize( 0, 0 );
long nTextHeight = GetTextHeight();
long nTextWidth = GetCtrlTextWidth( rItem.maFormatText );
sal_uInt16 nOff;
if ( !(GetSettings().GetStyleSettings().GetOptions() & StyleSettingsOptions::Mono) )
nOff = 1;
else
nOff = 0;
if( !! rItem.maTabImage )
{
aImageSize = rItem.maTabImage.GetSizePixel();
if( !rItem.maFormatText.isEmpty() )
aImageSize.Width() += GetTextHeight()/4;
}
if( !rItem.maFormatText.isEmpty() )
{
// show focus around text
aRect.Left() = aRect.Left()+aImageSize.Width()+((aTabSize.Width()-nTextWidth-aImageSize.Width())/2)-nOff-1-1;
aRect.Top() = aRect.Top()+((aTabSize.Height()-nTextHeight)/2)-1-1;
aRect.Right() = aRect.Left()+nTextWidth+2;
aRect.Bottom() = aRect.Top()+nTextHeight+2;
}
else
{
// show focus around image
long nXPos = aRect.Left()+((aTabSize.Width()-nTextWidth-aImageSize.Width())/2)-nOff-1;
long nYPos = aRect.Top();
if( aImageSize.Height() < aRect.GetHeight() )
nYPos += (aRect.GetHeight() - aImageSize.Height())/2;
aRect.Left() = nXPos - 2;
aRect.Top() = nYPos - 2;
aRect.Right() = aRect.Left() + aImageSize.Width() + 4;
aRect.Bottom() = aRect.Top() + aImageSize.Height() + 4;
}
ShowFocus( aRect );
}
void TabControl::ImplDrawItem(vcl::RenderContext& rRenderContext, ImplTabItem* pItem, const Rectangle& rCurRect,
bool bFirstInGroup, bool bLastInGroup, bool /* bIsCurrentItem */ )
{
if (pItem->maRect.IsEmpty())
return;
const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
Rectangle aRect = pItem->maRect;
long nLeftBottom = aRect.Bottom();
long nRightBottom = aRect.Bottom();
bool bLeftBorder = true;
bool bRightBorder = true;
sal_uInt16 nOff;
bool bNativeOK = false;
sal_uInt16 nOff2 = 0;
sal_uInt16 nOff3 = 0;
if (!(rStyleSettings.GetOptions() & StyleSettingsOptions::Mono))
nOff = 1;
else
nOff = 0;
// if this is the active Page, we have to draw a little more
if (pItem->mnId == mnCurPageId)
{
nOff2 = 2;
if (!ImplGetSVData()->maNWFData.mbNoActiveTabTextRaise)
nOff3 = 1;
}
else
{
Point aLeftTestPos = aRect.BottomLeft();
Point aRightTestPos = aRect.BottomRight();
if (aLeftTestPos.Y() == rCurRect.Bottom())
{
aLeftTestPos.X() -= 2;
if (rCurRect.IsInside(aLeftTestPos))
bLeftBorder = false;
aRightTestPos.X() += 2;
if (rCurRect.IsInside(aRightTestPos))
bRightBorder = false;
}
else
{
if (rCurRect.IsInside(aLeftTestPos))
nLeftBottom -= 2;
if (rCurRect.IsInside(aRightTestPos))
nRightBottom -= 2;
}
}
ControlState nState = ControlState::NONE;
if (pItem->mnId == mnCurPageId)
{
nState |= ControlState::SELECTED;
// only the selected item can be focussed
if (HasFocus())
nState |= ControlState::FOCUSED;
}
if (IsEnabled())
nState |= ControlState::ENABLED;
if (IsMouseOver() && pItem->maRect.IsInside(GetPointerPosPixel()))
{
nState |= ControlState::ROLLOVER;
for (std::vector<ImplTabItem>::iterator it = mpTabCtrlData->maItemList.begin();
it != mpTabCtrlData->maItemList.end(); ++it)
{
if( (&(*it) != pItem) && (it->maRect.IsInside(GetPointerPosPixel())))
{
nState &= ~ControlState::ROLLOVER; // avoid multiple highlighted tabs
break;
}
}
}
if ( (bNativeOK = rRenderContext.IsNativeControlSupported(CTRL_TAB_ITEM, PART_ENTIRE_CONTROL)) )
{
TabitemValue tiValue(Rectangle(pItem->maRect.Left() + TAB_TABOFFSET_X,
pItem->maRect.Top() + TAB_TABOFFSET_Y,
pItem->maRect.Right() - TAB_TABOFFSET_X,
pItem->maRect.Bottom() - TAB_TABOFFSET_Y));
if (pItem->maRect.Left() < 5)
tiValue.mnAlignment |= TabitemFlags::LeftAligned;
if (pItem->maRect.Right() > mnLastWidth - 5)
tiValue.mnAlignment |= TabitemFlags::RightAligned;
if (bFirstInGroup)
tiValue.mnAlignment |= TabitemFlags::FirstInGroup;
if (bLastInGroup)
tiValue.mnAlignment |= TabitemFlags::LastInGroup;
Rectangle aCtrlRegion( pItem->maRect );
bNativeOK = rRenderContext.DrawNativeControl(CTRL_TAB_ITEM, PART_ENTIRE_CONTROL,
aCtrlRegion, nState, tiValue, OUString() );
}
if (!bNativeOK)
{
if (!(rStyleSettings.GetOptions() & StyleSettingsOptions::Mono))
{
rRenderContext.SetLineColor(rStyleSettings.GetLightColor());
rRenderContext.DrawPixel(Point(aRect.Left() + 1 - nOff2, aRect.Top() + 1 - nOff2)); // diagonally indented top-left pixel
if (bLeftBorder)
{
rRenderContext.DrawLine(Point(aRect.Left() - nOff2, aRect.Top() + 2 - nOff2),
Point(aRect.Left() - nOff2, nLeftBottom - 1));
}
rRenderContext.DrawLine(Point(aRect.Left() + 2 - nOff2, aRect.Top() - nOff2), // top line starting 2px from left border
Point(aRect.Right() + nOff2 - 3, aRect.Top() - nOff2)); // ending 3px from right border
if (bRightBorder)
{
rRenderContext.SetLineColor(rStyleSettings.GetShadowColor());
rRenderContext.DrawLine(Point(aRect.Right() + nOff2 - 2, aRect.Top() + 1 - nOff2),
Point(aRect.Right() + nOff2 - 2, nRightBottom - 1));
rRenderContext.SetLineColor(rStyleSettings.GetDarkShadowColor());
rRenderContext.DrawLine(Point(aRect.Right() + nOff2 - 1, aRect.Top() + 3 - nOff2),
Point(aRect.Right() + nOff2 - 1, nRightBottom - 1));
}
}
else
{
rRenderContext.SetLineColor(Color(COL_BLACK));
rRenderContext.DrawPixel(Point(aRect.Left() + 1 - nOff2, aRect.Top() + 1 - nOff2));
rRenderContext.DrawPixel(Point(aRect.Right() + nOff2 - 2, aRect.Top() + 1 - nOff2));
if (bLeftBorder)
{
rRenderContext.DrawLine(Point(aRect.Left() - nOff2, aRect.Top() + 2 - nOff2),
Point(aRect.Left() - nOff2, nLeftBottom - 1));
}
rRenderContext.DrawLine(Point(aRect.Left() + 2 - nOff2, aRect.Top() - nOff2),
Point(aRect.Right() - 3, aRect.Top() - nOff2));
if (bRightBorder)
{
rRenderContext.DrawLine(Point(aRect.Right() + nOff2 - 1, aRect.Top() + 2 - nOff2),
Point(aRect.Right() + nOff2 - 1, nRightBottom - 1));
}
}
}
// set font accordingly, current item is painted bold
// we set the font attributes always before drawing to be re-entrant (DrawNativeControl may trigger additional paints)
vcl::Font aFont(rRenderContext.GetFont());
aFont.SetTransparent(true);
rRenderContext.SetFont(aFont);
Size aTabSize = aRect.GetSize();
Size aImageSize(0, 0);
long nTextHeight = rRenderContext.GetTextHeight();
long nTextWidth = rRenderContext.GetCtrlTextWidth(pItem->maFormatText);
if (!!pItem->maTabImage)
{
aImageSize = pItem->maTabImage.GetSizePixel();
if (!pItem->maFormatText.isEmpty())
aImageSize.Width() += GetTextHeight() / 4;
}
long nXPos = aRect.Left() + ((aTabSize.Width() - nTextWidth - aImageSize.Width()) / 2) - nOff - nOff3;
long nYPos = aRect.Top() + ((aTabSize.Height() - nTextHeight) / 2) - nOff3;
if (!pItem->maFormatText.isEmpty())
{
DrawTextFlags nStyle = DrawTextFlags::Mnemonic;
if (!pItem->mbEnabled)
nStyle |= DrawTextFlags::Disable;
Color aColor(rStyleSettings.GetTabTextColor());
if (nState & ControlState::SELECTED)
aColor = rStyleSettings.GetTabHighlightTextColor();
else if (nState & ControlState::ROLLOVER)
aColor = rStyleSettings.GetTabRolloverTextColor();
Color aOldColor(rRenderContext.GetTextColor());
rRenderContext.SetTextColor(aColor);
Rectangle aOutRect(nXPos + aImageSize.Width(), nYPos,
nXPos + aImageSize.Width() + nTextWidth, nYPos + nTextHeight);
DrawControlText(rRenderContext, aOutRect, pItem->maFormatText, nStyle,
nullptr, nullptr);
rRenderContext.SetTextColor(aOldColor);
}
if (!!pItem->maTabImage)
{
Point aImgTL( nXPos, aRect.Top() );
if (aImageSize.Height() < aRect.GetHeight())
aImgTL.Y() += (aRect.GetHeight() - aImageSize.Height()) / 2;
rRenderContext.DrawImage(aImgTL, pItem->maTabImage, pItem->mbEnabled ? DrawImageFlags::NONE : DrawImageFlags::Disable );
}
}
bool TabControl::ImplHandleKeyEvent( const KeyEvent& rKeyEvent )
{
bool bRet = false;
if ( GetPageCount() > 1 )
{
vcl::KeyCode aKeyCode = rKeyEvent.GetKeyCode();
sal_uInt16 nKeyCode = aKeyCode.GetCode();
if ( aKeyCode.IsMod1() )
{
if ( aKeyCode.IsShift() || (nKeyCode == KEY_PAGEUP) )
{
if ( (nKeyCode == KEY_TAB) || (nKeyCode == KEY_PAGEUP) )
{
ImplActivateTabPage( false );
bRet = true;
}
}
else
{
if ( (nKeyCode == KEY_TAB) || (nKeyCode == KEY_PAGEDOWN) )
{
ImplActivateTabPage( true );
bRet = true;
}
}
}
}
return bRet;
}
IMPL_LINK_NOARG_TYPED(TabControl, ImplListBoxSelectHdl, ListBox&, void)
{
SelectTabPage( GetPageId( mpTabCtrlData->mpListBox->GetSelectEntryPos() ) );
}
IMPL_LINK_TYPED( TabControl, ImplWindowEventListener, VclWindowEvent&, rEvent, void )
{
if ( rEvent.GetId() == VCLEVENT_WINDOW_KEYINPUT )
{
// Do not handle events from TabControl or its children, which is done in Notify(), where the events can be consumed.
if ( !IsWindowOrChild( rEvent.GetWindow() ) )
{
KeyEvent* pKeyEvent = static_cast< KeyEvent* >(rEvent.GetData());
ImplHandleKeyEvent( *pKeyEvent );
}
}
}
void TabControl::MouseButtonDown( const MouseEvent& rMEvt )
{
if( mpTabCtrlData->mpListBox.get() == nullptr )
{
if( rMEvt.IsLeft() )
{
sal_uInt16 nPageId = GetPageId( rMEvt.GetPosPixel() );
ImplTabItem* pItem = ImplGetItem( nPageId );
if( pItem && pItem->mbEnabled )
SelectTabPage( nPageId );
}
}
}
void TabControl::KeyInput( const KeyEvent& rKEvt )
{
if( mpTabCtrlData->mpListBox )
mpTabCtrlData->mpListBox->KeyInput( rKEvt );
else if ( GetPageCount() > 1 )
{
vcl::KeyCode aKeyCode = rKEvt.GetKeyCode();
sal_uInt16 nKeyCode = aKeyCode.GetCode();
if ( (nKeyCode == KEY_LEFT) || (nKeyCode == KEY_RIGHT) )
{
bool bNext = (nKeyCode == KEY_RIGHT);
ImplActivateTabPage( bNext );
}
}
Control::KeyInput( rKEvt );
}
void TabControl::Paint( vcl::RenderContext& rRenderContext, const Rectangle& rRect)
{
if (!(GetStyle() & WB_NOBORDER))
ImplPaint(rRenderContext, rRect);
}
void TabControl::ImplPaint(vcl::RenderContext& rRenderContext, const Rectangle& rRect)
{
HideFocus();
// reformat if needed
Rectangle aRect = ImplGetTabRect(TAB_PAGERECT);
// find current item
ImplTabItem* pCurItem = nullptr;
for (std::vector< ImplTabItem >::iterator it = mpTabCtrlData->maItemList.begin();
it != mpTabCtrlData->maItemList.end(); ++it )
{
if (it->mnId == mnCurPageId)
{
pCurItem = &(*it);
break;
}
}
// Draw the TabPage border
const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
Rectangle aCurRect;
aRect.Left() -= TAB_OFFSET;
aRect.Top() -= TAB_OFFSET;
aRect.Right() += TAB_OFFSET;
aRect.Bottom() += TAB_OFFSET;
// if we have an invisible tabpage or no tabpage at all the tabpage rect should be
// increased to avoid round corners that might be drawn by a theme
// in this case we're only interested in the top border of the tabpage because the tabitems are used
// standalone (eg impress)
bool bNoTabPage = false;
TabPage* pCurPage = pCurItem ? pCurItem->mpTabPage.get() : nullptr;
if (!pCurPage || !pCurPage->IsVisible())
{
bNoTabPage = true;
aRect.Left() -= 10;
aRect.Right() += 10;
}
if (rRenderContext.IsNativeControlSupported(CTRL_TAB_PANE, PART_ENTIRE_CONTROL))
{
const ImplControlValue aControlValue;
ControlState nState = ControlState::ENABLED;
if (!IsEnabled())
nState &= ~ControlState::ENABLED;
if (HasFocus())
nState |= ControlState::FOCUSED;
vcl::Region aClipRgn(rRenderContext.GetActiveClipRegion());
aClipRgn.Intersect(aRect);
if (!rRect.IsEmpty())
aClipRgn.Intersect(rRect);
if (!aClipRgn.IsEmpty())
{
rRenderContext.DrawNativeControl(CTRL_TAB_PANE, PART_ENTIRE_CONTROL,
aRect, nState, aControlValue, OUString());
}
if (rRenderContext.IsNativeControlSupported(CTRL_TAB_HEADER, PART_ENTIRE_CONTROL))
{
Rectangle aHeaderRect(aRect.Left(), 0, aRect.Right(), aRect.Top());
aClipRgn = rRenderContext.GetActiveClipRegion();
aClipRgn.Intersect(aHeaderRect);
if (!rRect.IsEmpty())
aClipRgn.Intersect(rRect);
if (!aClipRgn.IsEmpty())
{
rRenderContext.DrawNativeControl(CTRL_TAB_HEADER, PART_ENTIRE_CONTROL,
aHeaderRect, nState, aControlValue, OUString());
}
}
}
else
{
long nTopOff = 1;
if (!(rStyleSettings.GetOptions() & StyleSettingsOptions::Mono))
rRenderContext.SetLineColor(rStyleSettings.GetLightColor());
else
rRenderContext.SetLineColor(Color(COL_BLACK));
if (pCurItem && !pCurItem->maRect.IsEmpty())
{
aCurRect = pCurItem->maRect;
rRenderContext.DrawLine(aRect.TopLeft(), Point(aCurRect.Left() - 2, aRect.Top()));
if (aCurRect.Right() + 1 < aRect.Right())
{
rRenderContext.DrawLine(Point(aCurRect.Right(), aRect.Top()), aRect.TopRight());
}
else
{
nTopOff = 0;
}
}
else
rRenderContext.DrawLine(aRect.TopLeft(), aRect.TopRight());
rRenderContext.DrawLine(aRect.TopLeft(), aRect.BottomLeft());
if (!(rStyleSettings.GetOptions() & StyleSettingsOptions::Mono))
{
// if we have not tab page the bottom line of the tab page
// directly touches the tab items, so choose a color that fits seamlessly
if (bNoTabPage)
rRenderContext.SetLineColor(rStyleSettings.GetDialogColor());
else
rRenderContext.SetLineColor(rStyleSettings.GetShadowColor());
rRenderContext.DrawLine(Point(1, aRect.Bottom() - 1), Point(aRect.Right() - 1, aRect.Bottom() - 1));
rRenderContext.DrawLine(Point(aRect.Right() - 1, aRect.Top() + nTopOff), Point(aRect.Right() - 1, aRect.Bottom() - 1));
if (bNoTabPage)
rRenderContext.SetLineColor(rStyleSettings.GetDialogColor());
else
rRenderContext.SetLineColor(rStyleSettings.GetDarkShadowColor());
rRenderContext.DrawLine(Point(0, aRect.Bottom()), Point(aRect.Right(), aRect.Bottom()));
rRenderContext.DrawLine(Point(aRect.Right(), aRect.Top() + nTopOff), Point(aRect.Right(), aRect.Bottom()));
}
else
{
rRenderContext.DrawLine(aRect.TopRight(), aRect.BottomRight());
rRenderContext.DrawLine(aRect.BottomLeft(), aRect.BottomRight());
}
}
if (!mpTabCtrlData->maItemList.empty() && mpTabCtrlData->mpListBox == nullptr)
{
// Some native toolkits (GTK+) draw tabs right-to-left, with an
// overlap between adjacent tabs
bool bDrawTabsRTL = rRenderContext.IsNativeControlSupported(CTRL_TAB_ITEM, PART_TABS_DRAW_RTL);
ImplTabItem* pFirstTab = nullptr;
ImplTabItem* pLastTab = nullptr;
size_t idx;
// Event though there is a tab overlap with GTK+, the first tab is not
// overlapped on the left side. Other toolkits ignore this option.
if (bDrawTabsRTL)
{
pFirstTab = &mpTabCtrlData->maItemList.front();
pLastTab = &mpTabCtrlData->maItemList.back();
idx = mpTabCtrlData->maItemList.size() - 1;
}
else
{
pLastTab = &mpTabCtrlData->maItemList.back();
pFirstTab = &mpTabCtrlData->maItemList.front();
idx = 0;
}
while (idx < mpTabCtrlData->maItemList.size())
{
ImplTabItem* pItem = &mpTabCtrlData->maItemList[idx];
if (pItem != pCurItem)
{
vcl::Region aClipRgn(rRenderContext.GetActiveClipRegion());
aClipRgn.Intersect(pItem->maRect);
if (!rRect.IsEmpty())
aClipRgn.Intersect(rRect);
if (!aClipRgn.IsEmpty())
{
ImplDrawItem(rRenderContext, pItem, aCurRect, false/*bLayout*/,
pItem == pFirstTab, pItem == pLastTab);
}
}
if (bDrawTabsRTL)
idx--;
else
idx++;
}
if (pCurItem)
{
vcl::Region aClipRgn(rRenderContext.GetActiveClipRegion());
aClipRgn.Intersect(pCurItem->maRect);
if (!rRect.IsEmpty())
aClipRgn.Intersect(rRect);
if (!aClipRgn.IsEmpty())
{
ImplDrawItem(rRenderContext, pCurItem, aCurRect,
pCurItem == pFirstTab, pCurItem == pLastTab, true);
}
}
}
if (HasFocus())
ImplShowFocus();
mbSmallInvalidate = true;
}
void TabControl::setAllocation(const Size &rAllocation)
{
ImplFreeLayoutData();
if ( !IsReallyShown() )
return;
if( mpTabCtrlData->mpListBox )
{
// get the listbox' preferred size
Size aTabCtrlSize( GetSizePixel() );
long nPrefWidth = mpTabCtrlData->mpListBox->get_preferred_size().Width();
if( nPrefWidth > aTabCtrlSize.Width() )
nPrefWidth = aTabCtrlSize.Width();
Size aNewSize( nPrefWidth, LogicToPixel( Size( 12, 12 ), MapMode( MAP_APPFONT ) ).Height() );
Point aNewPos( (aTabCtrlSize.Width() - nPrefWidth) / 2, 0 );
mpTabCtrlData->mpListBox->SetPosSizePixel( aNewPos, aNewSize );
}
mbFormat = true;
// resize/position active TabPage
bool bTabPage = ImplPosCurTabPage();
// check what needs to be invalidated
Size aNewSize = rAllocation;
long nNewWidth = aNewSize.Width();
for( std::vector< ImplTabItem >::iterator it = mpTabCtrlData->maItemList.begin();
it != mpTabCtrlData->maItemList.end(); ++it )
{
if ( !it->mbFullVisible ||
(it->maRect.Right()-2 >= nNewWidth) )
{
mbSmallInvalidate = false;
break;
}
}
if ( mbSmallInvalidate )
{
Rectangle aRect = ImplGetTabRect( TAB_PAGERECT );
aRect.Left() -= TAB_OFFSET+TAB_BORDER_LEFT;
aRect.Top() -= TAB_OFFSET+TAB_BORDER_TOP;
aRect.Right() += TAB_OFFSET+TAB_BORDER_RIGHT;
aRect.Bottom() += TAB_OFFSET+TAB_BORDER_BOTTOM;
if ( bTabPage )
Invalidate( aRect, InvalidateFlags::NoChildren );
else
Invalidate( aRect );
}
else
{
if ( bTabPage )
Invalidate( InvalidateFlags::NoChildren );
else
Invalidate();
}
mbLayoutDirty = false;
}
void TabControl::SetPosSizePixel(const Point& rNewPos, const Size& rNewSize)
{
Window::SetPosSizePixel(rNewPos, rNewSize);
//if size changed, TabControl::Resize got called already
if (mbLayoutDirty)
setAllocation(rNewSize);
}
void TabControl::SetSizePixel(const Size& rNewSize)
{
Window::SetSizePixel(rNewSize);
//if size changed, TabControl::Resize got called already
if (mbLayoutDirty)
setAllocation(rNewSize);
}
void TabControl::SetPosPixel(const Point& rPos)
{
Window::SetPosPixel(rPos);
if (mbLayoutDirty)
setAllocation(GetOutputSizePixel());
}
void TabControl::Resize()
{
setAllocation(Control::GetOutputSizePixel());
}
void TabControl::GetFocus()
{
if( ! mpTabCtrlData->mpListBox )
{
ImplShowFocus();
SetInputContext( InputContext( GetFont() ) );
}
else
{
if( mpTabCtrlData->mpListBox->IsReallyVisible() )
mpTabCtrlData->mpListBox->GrabFocus();
}
Control::GetFocus();
}
void TabControl::LoseFocus()
{
if( mpTabCtrlData && ! mpTabCtrlData->mpListBox )
HideFocus();
Control::LoseFocus();
}
void TabControl::RequestHelp( const HelpEvent& rHEvt )
{
sal_uInt16 nItemId = rHEvt.KeyboardActivated() ? mnCurPageId : GetPageId( ScreenToOutputPixel( rHEvt.GetMousePosPixel() ) );
if ( nItemId )
{
if ( rHEvt.GetMode() & HelpEventMode::BALLOON )
{
OUString aStr = GetHelpText( nItemId );
if ( !aStr.isEmpty() )
{
Rectangle aItemRect = ImplGetTabRect( GetPagePos( nItemId ) );
Point aPt = OutputToScreenPixel( aItemRect.TopLeft() );
aItemRect.Left() = aPt.X();
aItemRect.Top() = aPt.Y();
aPt = OutputToScreenPixel( aItemRect.BottomRight() );
aItemRect.Right() = aPt.X();
aItemRect.Bottom() = aPt.Y();
Help::ShowBalloon( this, aItemRect.Center(), aItemRect, aStr );
return;
}
}
else if ( rHEvt.GetMode() & HelpEventMode::EXTENDED )
{
OUString aHelpId( OStringToOUString( GetHelpId( nItemId ), RTL_TEXTENCODING_UTF8 ) );
if ( !aHelpId.isEmpty() )
{
// call Help if existing
Help* pHelp = Application::GetHelp();
if ( pHelp )
pHelp->Start( aHelpId, this );
return;
}
}
// for Quick or Ballon Help, we show the text, if it is cut
if ( rHEvt.GetMode() & (HelpEventMode::QUICK | HelpEventMode::BALLOON) )
{
ImplTabItem* pItem = ImplGetItem( nItemId );
const OUString& rStr = pItem->maText;
if ( rStr != pItem->maFormatText )
{
Rectangle aItemRect = ImplGetTabRect( GetPagePos( nItemId ) );
Point aPt = OutputToScreenPixel( aItemRect.TopLeft() );
aItemRect.Left() = aPt.X();
aItemRect.Top() = aPt.Y();
aPt = OutputToScreenPixel( aItemRect.BottomRight() );
aItemRect.Right() = aPt.X();
aItemRect.Bottom() = aPt.Y();
if ( !rStr.isEmpty() )
{
if ( rHEvt.GetMode() & HelpEventMode::BALLOON )
Help::ShowBalloon( this, aItemRect.Center(), aItemRect, rStr );
else
Help::ShowQuickHelp( this, aItemRect, rStr );
return;
}
}
}
if ( rHEvt.GetMode() & HelpEventMode::QUICK )
{
ImplTabItem* pItem = ImplGetItem( nItemId );
const OUString& rHelpText = pItem->maHelpText;
// show tooltip if not text but image is set and helptext is available
if ( !rHelpText.isEmpty() && pItem->maText.isEmpty() && !!pItem->maTabImage )
{
Rectangle aItemRect = ImplGetTabRect( GetPagePos( nItemId ) );
Point aPt = OutputToScreenPixel( aItemRect.TopLeft() );
aItemRect.Left() = aPt.X();
aItemRect.Top() = aPt.Y();
aPt = OutputToScreenPixel( aItemRect.BottomRight() );
aItemRect.Right() = aPt.X();
aItemRect.Bottom() = aPt.Y();
Help::ShowQuickHelp( this, aItemRect, rHelpText );
return;
}
}
}
Control::RequestHelp( rHEvt );
}
void TabControl::Command( const CommandEvent& rCEvt )
{
if( (mpTabCtrlData->mpListBox == nullptr) && (rCEvt.GetCommand() == CommandEventId::ContextMenu) && (GetPageCount() > 1) )
{
Point aMenuPos;
bool bMenu;
if ( rCEvt.IsMouseEvent() )
{
aMenuPos = rCEvt.GetMousePosPixel();
bMenu = GetPageId( aMenuPos ) != 0;
}
else
{
aMenuPos = ImplGetTabRect( GetPagePos( mnCurPageId ) ).Center();
bMenu = true;
}
if ( bMenu )
{
PopupMenu aMenu;
for( std::vector< ImplTabItem >::iterator it = mpTabCtrlData->maItemList.begin();
it != mpTabCtrlData->maItemList.end(); ++it )
{
aMenu.InsertItem( it->mnId, it->maText, MenuItemBits::CHECKABLE | MenuItemBits::RADIOCHECK );
if ( it->mnId == mnCurPageId )
aMenu.CheckItem( it->mnId );
aMenu.SetHelpId( it->mnId, it->maHelpId );
}
sal_uInt16 nId = aMenu.Execute( this, aMenuPos );
if ( nId && (nId != mnCurPageId) )
SelectTabPage( nId );
return;
}
}
Control::Command( rCEvt );
}
void TabControl::StateChanged( StateChangedType nType )
{
Control::StateChanged( nType );
if ( nType == StateChangedType::InitShow )
{
ImplPosCurTabPage();
if( mpTabCtrlData->mpListBox )
Resize();
}
else if ( nType == StateChangedType::UpdateMode )
{
if ( IsUpdateMode() )
Invalidate();
}
else if ( (nType == StateChangedType::Zoom) ||
(nType == StateChangedType::ControlFont) )
{
ImplInitSettings( true, false, false );
Invalidate();
}
else if ( nType == StateChangedType::ControlForeground )
{
ImplInitSettings( false, true, false );
Invalidate();
}
else if ( nType == StateChangedType::ControlBackground )
{
ImplInitSettings( false, false, true );
Invalidate();
}
}
void TabControl::DataChanged( const DataChangedEvent& rDCEvt )
{
Control::DataChanged( rDCEvt );
if ( (rDCEvt.GetType() == DataChangedEventType::FONTS) ||
(rDCEvt.GetType() == DataChangedEventType::FONTSUBSTITUTION) ||
((rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
(rDCEvt.GetFlags() & AllSettingsFlags::STYLE)) )
{
ImplInitSettings( true, true, true );
Invalidate();
}
}
Rectangle* TabControl::ImplFindPartRect( const Point& rPt )
{
ImplTabItem* pFoundItem = nullptr;
int nFound = 0;
for( std::vector< ImplTabItem >::iterator it = mpTabCtrlData->maItemList.begin();
it != mpTabCtrlData->maItemList.end(); ++it )
{
if ( it->maRect.IsInside( rPt ) )
{
// assure that only one tab is highlighted at a time
nFound++;
pFoundItem = &(*it);
}
}
// assure that only one tab is highlighted at a time
return nFound == 1 ? &pFoundItem->maRect : nullptr;
}
bool TabControl::PreNotify( NotifyEvent& rNEvt )
{
const MouseEvent* pMouseEvt = nullptr;
if( (rNEvt.GetType() == MouseNotifyEvent::MOUSEMOVE) && (pMouseEvt = rNEvt.GetMouseEvent()) != nullptr )
{
if( !pMouseEvt->GetButtons() && !pMouseEvt->IsSynthetic() && !pMouseEvt->IsModifierChanged() )
{
// trigger redraw if mouse over state has changed
if( IsNativeControlSupported(CTRL_TAB_ITEM, PART_ENTIRE_CONTROL) )
{
Rectangle* pRect = ImplFindPartRect( GetPointerPosPixel() );
Rectangle* pLastRect = ImplFindPartRect( GetLastPointerPosPixel() );
if( pRect != pLastRect || (pMouseEvt->IsLeaveWindow() || pMouseEvt->IsEnterWindow()) )
{
vcl::Region aClipRgn;
if( pLastRect )
{
// allow for slightly bigger tabitems
// as used by gtk
// TODO: query for the correct sizes
Rectangle aRect(*pLastRect);
aRect.Left()-=2;
aRect.Right()+=2;
aRect.Top()-=3;
aClipRgn.Union( aRect );
}
if( pRect )
{
// allow for slightly bigger tabitems
// as used by gtk
// TODO: query for the correct sizes
Rectangle aRect(*pRect);
aRect.Left()-=2;
aRect.Right()+=2;
aRect.Top()-=3;
aClipRgn.Union( aRect );
}
if( !aClipRgn.IsEmpty() )
Invalidate( aClipRgn );
}
}
}
}
return Control::PreNotify(rNEvt);
}
bool TabControl::Notify( NotifyEvent& rNEvt )
{
bool bRet = false;
if ( rNEvt.GetType() == MouseNotifyEvent::KEYINPUT )
bRet = ImplHandleKeyEvent( *rNEvt.GetKeyEvent() );
return bRet || Control::Notify( rNEvt );
}
void TabControl::ActivatePage()
{
maActivateHdl.Call( this );
}
bool TabControl::DeactivatePage()
{
return !maDeactivateHdl.IsSet() || maDeactivateHdl.Call( this );
}
void TabControl::SetTabPageSizePixel( const Size& rSize )
{
ImplFreeLayoutData();
Size aNewSize( rSize );
aNewSize.Width() += TAB_OFFSET*2;
Rectangle aRect = ImplGetTabRect( TAB_PAGERECT,
aNewSize.Width(), aNewSize.Height() );
aNewSize.Height() += aRect.Top()+TAB_OFFSET;
Window::SetOutputSizePixel( aNewSize );
}
Size TabControl::GetTabPageSizePixel() const
{
Rectangle aRect = const_cast<TabControl*>(this)->ImplGetTabRect( TAB_PAGERECT );
return aRect.GetSize();
}
void TabControl::InsertPage( sal_uInt16 nPageId, const OUString& rText,
sal_uInt16 nPos )
{
DBG_ASSERT( nPageId, "TabControl::InsertPage(): PageId == 0" );
DBG_ASSERT( GetPagePos( nPageId ) == TAB_PAGE_NOTFOUND,
"TabControl::InsertPage(): PageId already exists" );
// insert new page item
ImplTabItem* pItem = nullptr;
if( nPos == TAB_APPEND || size_t(nPos) >= mpTabCtrlData->maItemList.size() )
{
mpTabCtrlData->maItemList.push_back( ImplTabItem() );
pItem = &mpTabCtrlData->maItemList.back();
if( mpTabCtrlData->mpListBox )
mpTabCtrlData->mpListBox->InsertEntry( rText );
}
else
{
std::vector< ImplTabItem >::iterator new_it =
mpTabCtrlData->maItemList.insert( mpTabCtrlData->maItemList.begin() + nPos, ImplTabItem() );
pItem = &(*new_it);
if( mpTabCtrlData->mpListBox )
mpTabCtrlData->mpListBox->InsertEntry( rText, nPos);
}
if( mpTabCtrlData->mpListBox )
{
if( ! mnCurPageId )
mpTabCtrlData->mpListBox->SelectEntryPos( 0 );
mpTabCtrlData->mpListBox->SetDropDownLineCount( mpTabCtrlData->mpListBox->GetEntryCount() );
}
// set current page id
if ( !mnCurPageId )
mnCurPageId = nPageId;
// init new page item
pItem->mnId = nPageId;
pItem->mpTabPage = nullptr;
pItem->maText = rText;
pItem->mbFullVisible = false;
mbFormat = true;
if ( IsUpdateMode() )
Invalidate();
ImplFreeLayoutData();
if( mpTabCtrlData->mpListBox ) // reposition/resize listbox
Resize();
CallEventListeners( VCLEVENT_TABPAGE_INSERTED, reinterpret_cast<void*>(nPageId) );
}
void TabControl::RemovePage( sal_uInt16 nPageId )
{
sal_uInt16 nPos = GetPagePos( nPageId );
// does the item exist ?
if ( nPos != TAB_PAGE_NOTFOUND )
{
//remove page item
std::vector< ImplTabItem >::iterator it = mpTabCtrlData->maItemList.begin() + nPos;
bool bIsCurrentPage = (it->mnId == mnCurPageId);
mpTabCtrlData->maItemList.erase( it );
if( mpTabCtrlData->mpListBox )
{
mpTabCtrlData->mpListBox->RemoveEntry( nPos );
mpTabCtrlData->mpListBox->SetDropDownLineCount( mpTabCtrlData->mpListBox->GetEntryCount() );
}
// If current page is removed, than first page gets the current page
if ( bIsCurrentPage )
{
mnCurPageId = 0;
if( ! mpTabCtrlData->maItemList.empty() )
{
// don't do this by simply setting mnCurPageId to pFirstItem->mnId
// this leaves a lot of stuff (such trivia as _showing_ the new current page) undone
// instead, call SetCurPageId
// without this, the next (outside) call to SetCurPageId with the id of the first page
// will result in doing nothing (as we assume that nothing changed, then), and the page
// will never be shown.
// 86875 - 05/11/2001 - frank.schoenheit@germany.sun.com
SetCurPageId( mpTabCtrlData->maItemList[0].mnId );
}
}
mbFormat = true;
if ( IsUpdateMode() )
Invalidate();
ImplFreeLayoutData();
CallEventListeners( VCLEVENT_TABPAGE_REMOVED, reinterpret_cast<void*>(nPageId) );
}
}
void TabControl::Clear()
{
// clear item list
mpTabCtrlData->maItemList.clear();
mnCurPageId = 0;
if( mpTabCtrlData->mpListBox )
mpTabCtrlData->mpListBox->Clear();
ImplFreeLayoutData();
mbFormat = true;
if ( IsUpdateMode() )
Invalidate();
CallEventListeners( VCLEVENT_TABPAGE_REMOVEDALL );
}
void TabControl::EnablePage( sal_uInt16 i_nPageId, bool i_bEnable )
{
ImplTabItem* pItem = ImplGetItem( i_nPageId );
if ( pItem && pItem->mbEnabled != i_bEnable )
{
pItem->mbEnabled = i_bEnable;
mbFormat = true;
if( mpTabCtrlData->mpListBox )
mpTabCtrlData->mpListBox->SetEntryFlags( GetPagePos( i_nPageId ),
i_bEnable ? ListBoxEntryFlags::NONE : (ListBoxEntryFlags::DisableSelection | ListBoxEntryFlags::DrawDisabled) );
if( pItem->mnId == mnCurPageId )
{
// SetCurPageId will change to an enabled page
SetCurPageId( mnCurPageId );
}
else if ( IsUpdateMode() )
Invalidate();
}
}
sal_uInt16 TabControl::GetPageCount() const
{
return (sal_uInt16)mpTabCtrlData->maItemList.size();
}
sal_uInt16 TabControl::GetPageId( sal_uInt16 nPos ) const
{
if( size_t(nPos) < mpTabCtrlData->maItemList.size() )
return mpTabCtrlData->maItemList[ nPos ].mnId;
return 0;
}
sal_uInt16 TabControl::GetPagePos( sal_uInt16 nPageId ) const
{
for( std::vector< ImplTabItem >::const_iterator it = mpTabCtrlData->maItemList.begin();
it != mpTabCtrlData->maItemList.end(); ++it )
{
if ( it->mnId == nPageId )
return (sal_uInt16)(it - mpTabCtrlData->maItemList.begin());
}
return TAB_PAGE_NOTFOUND;
}
sal_uInt16 TabControl::GetPageId( const Point& rPos ) const
{
for( size_t i = 0; i < mpTabCtrlData->maItemList.size(); ++i )
{
if ( const_cast<TabControl*>(this)->ImplGetTabRect( static_cast<sal_uInt16>(i) ).IsInside( rPos ) )
return mpTabCtrlData->maItemList[ i ].mnId;
}
return 0;
}
sal_uInt16 TabControl::GetPageId( const TabPage& rPage ) const
{
for( std::vector< ImplTabItem >::const_iterator it = mpTabCtrlData->maItemList.begin();
it != mpTabCtrlData->maItemList.end(); ++it )
{
if ( it->mpTabPage == &rPage )
return it->mnId;
}
return 0;
}
sal_uInt16 TabControl::GetPageId( const OString& rName ) const
{
for( std::vector< ImplTabItem >::const_iterator it = mpTabCtrlData->maItemList.begin();
it != mpTabCtrlData->maItemList.end(); ++it )
{
if ( it->maTabName == rName )
return it->mnId;
}
return 0;
}
void TabControl::SetCurPageId( sal_uInt16 nPageId )
{
sal_uInt16 nPos = GetPagePos( nPageId );
while( nPos != TAB_PAGE_NOTFOUND &&
! mpTabCtrlData->maItemList[nPos].mbEnabled )
{
nPos++;
if( size_t(nPos) >= mpTabCtrlData->maItemList.size() )
nPos = 0;
if( mpTabCtrlData->maItemList[nPos].mnId == nPageId )
break;
}
if( nPos != TAB_PAGE_NOTFOUND )
{
nPageId = mpTabCtrlData->maItemList[nPos].mnId;
if ( nPageId == mnCurPageId )
{
if ( mnActPageId )
mnActPageId = nPageId;
return;
}
if ( mnActPageId )
mnActPageId = nPageId;
else
{
mbFormat = true;
sal_uInt16 nOldId = mnCurPageId;
mnCurPageId = nPageId;
ImplChangeTabPage( nPageId, nOldId );
}
}
}
sal_uInt16 TabControl::GetCurPageId() const
{
if ( mnActPageId )
return mnActPageId;
else
return mnCurPageId;
}
void TabControl::SelectTabPage( sal_uInt16 nPageId )
{
if ( nPageId && (nPageId != mnCurPageId) )
{
ImplFreeLayoutData();
CallEventListeners( VCLEVENT_TABPAGE_DEACTIVATE, reinterpret_cast<void*>(mnCurPageId) );
if ( DeactivatePage() )
{
mnActPageId = nPageId;
ActivatePage();
// Page could have been switched by the Activate handler
nPageId = mnActPageId;
mnActPageId = 0;
SetCurPageId( nPageId );
if( mpTabCtrlData->mpListBox )
mpTabCtrlData->mpListBox->SelectEntryPos( GetPagePos( nPageId ) );
CallEventListeners( VCLEVENT_TABPAGE_ACTIVATE, reinterpret_cast<void*>(nPageId) );
}
}
}
void TabControl::SetTabPage( sal_uInt16 nPageId, TabPage* pTabPage )
{
ImplTabItem* pItem = ImplGetItem( nPageId );
if ( pItem && (pItem->mpTabPage.get() != pTabPage) )
{
if ( pTabPage )
{
DBG_ASSERT( !pTabPage->IsVisible() || isLayoutEnabled(pTabPage),
"TabControl::SetTabPage() - Non-Layout Enabled Page is visible" );
if ( IsDefaultSize() )
SetTabPageSizePixel( pTabPage->GetSizePixel() );
// only set here, so that Resize does not reposition TabPage
pItem->mpTabPage = pTabPage;
queue_resize();
if ( pItem->mnId == mnCurPageId )
ImplChangeTabPage( pItem->mnId, 0 );
}
else
{
pItem->mpTabPage = nullptr;
queue_resize();
}
}
}
TabPage* TabControl::GetTabPage( sal_uInt16 nPageId ) const
{
ImplTabItem* pItem = ImplGetItem( nPageId );
if ( pItem )
return pItem->mpTabPage;
else
return nullptr;
}
void TabControl::SetPageText( sal_uInt16 nPageId, const OUString& rText )
{
ImplTabItem* pItem = ImplGetItem( nPageId );
if ( pItem && pItem->maText != rText )
{
pItem->maText = rText;
mbFormat = true;
if( mpTabCtrlData->mpListBox )
{
sal_uInt16 nPos = GetPagePos( nPageId );
mpTabCtrlData->mpListBox->RemoveEntry( nPos );
mpTabCtrlData->mpListBox->InsertEntry( rText, nPos );
}
if ( IsUpdateMode() )
Invalidate();
ImplFreeLayoutData();
CallEventListeners( VCLEVENT_TABPAGE_PAGETEXTCHANGED, reinterpret_cast<void*>(nPageId) );
}
}
OUString TabControl::GetPageText( sal_uInt16 nPageId ) const
{
ImplTabItem* pItem = ImplGetItem( nPageId );
assert( pItem );
return pItem->maText;
}
void TabControl::SetHelpText( sal_uInt16 nPageId, const OUString& rText )
{
ImplTabItem* pItem = ImplGetItem( nPageId );
assert( pItem );
pItem->maHelpText = rText;
}
const OUString& TabControl::GetHelpText( sal_uInt16 nPageId ) const
{
ImplTabItem* pItem = ImplGetItem( nPageId );
assert( pItem );
if ( pItem->maHelpText.isEmpty() && !pItem->maHelpId.isEmpty() )
{
Help* pHelp = Application::GetHelp();
if ( pHelp )
pItem->maHelpText = pHelp->GetHelpText( OStringToOUString( pItem->maHelpId, RTL_TEXTENCODING_UTF8 ), this );
}
return pItem->maHelpText;
}
void TabControl::SetHelpId( sal_uInt16 nPageId, const OString& rId ) const
{
ImplTabItem* pItem = ImplGetItem( nPageId );
if ( pItem )
pItem->maHelpId = rId;
}
OString TabControl::GetHelpId( sal_uInt16 nPageId ) const
{
ImplTabItem* pItem = ImplGetItem( nPageId );
if (pItem)
return pItem->maHelpId;
return OString();
}
void TabControl::SetPageName( sal_uInt16 nPageId, const OString& rName ) const
{
ImplTabItem* pItem = ImplGetItem( nPageId );
if ( pItem )
pItem->maTabName = rName;
}
OString TabControl::GetPageName( sal_uInt16 nPageId ) const
{
ImplTabItem* pItem = ImplGetItem( nPageId );
if (pItem)
return pItem->maTabName;
return OString();
}
void TabControl::SetPageImage( sal_uInt16 i_nPageId, const Image& i_rImage )
{
ImplTabItem* pItem = ImplGetItem( i_nPageId );
if ( pItem )
{
pItem->maTabImage = i_rImage;
mbFormat = true;
if ( IsUpdateMode() )
Invalidate();
}
}
Rectangle TabControl::GetCharacterBounds( sal_uInt16 nPageId, long nIndex ) const
{
Rectangle aRet;
if( !HasLayoutData() || ! mpTabCtrlData->maLayoutPageIdToLine.size() )
FillLayoutData();
if( HasLayoutData() )
{
std::unordered_map< int, int >::const_iterator it = mpTabCtrlData->maLayoutPageIdToLine.find( (int)nPageId );
if( it != mpTabCtrlData->maLayoutPageIdToLine.end() )
{
Pair aPair = mpControlData->mpLayoutData->GetLineStartEnd( it->second );
if( (aPair.B() - aPair.A()) >= nIndex )
aRet = mpControlData->mpLayoutData->GetCharacterBounds( aPair.A() + nIndex );
}
}
return aRet;
}
long TabControl::GetIndexForPoint( const Point& rPoint, sal_uInt16& rPageId ) const
{
long nRet = -1;
if( !HasLayoutData() || ! mpTabCtrlData->maLayoutPageIdToLine.size() )
FillLayoutData();
if( HasLayoutData() )
{
int nIndex = mpControlData->mpLayoutData->GetIndexForPoint( rPoint );
if( nIndex != -1 )
{
// what line (->pageid) is this index in ?
int nLines = mpControlData->mpLayoutData->GetLineCount();
int nLine = -1;
while( ++nLine < nLines )
{
Pair aPair = mpControlData->mpLayoutData->GetLineStartEnd( nLine );
if( aPair.A() <= nIndex && aPair.B() >= nIndex )
{
nRet = nIndex - aPair.A();
rPageId = (sal_uInt16)mpTabCtrlData->maLayoutLineToPageId[ nLine ];
break;
}
}
}
}
return nRet;
}
void TabControl::FillLayoutData() const
{
mpTabCtrlData->maLayoutLineToPageId.clear();
mpTabCtrlData->maLayoutPageIdToLine.clear();
const_cast<TabControl*>(this)->Invalidate();
}
Rectangle TabControl::GetTabBounds( sal_uInt16 nPageId ) const
{
Rectangle aRet;
ImplTabItem* pItem = ImplGetItem( nPageId );
if(pItem)
aRet = pItem->maRect;
return aRet;
}
void TabControl::SetItemsOffset( const Point& rOffs )
{
if( mpTabCtrlData )
mpTabCtrlData->maItemsOffset = rOffs;
}
Point TabControl::GetItemsOffset() const
{
if( mpTabCtrlData )
return mpTabCtrlData->maItemsOffset;
else
return Point();
}
Size TabControl::calculateRequisition() const
{
Size aOptimalPageSize(0, 0);
sal_uInt16 nOrigPageId = GetCurPageId();
for( std::vector< ImplTabItem >::const_iterator it = mpTabCtrlData->maItemList.begin();
it != mpTabCtrlData->maItemList.end(); ++it )
{
const TabPage *pPage = it->mpTabPage;
//it's a real nuisance if the page is not inserted yet :-(
//We need to force all tabs to exist to get overall optimal size for dialog
if (!pPage)
{
TabControl *pThis = const_cast<TabControl*>(this);
pThis->SetCurPageId(it->mnId);
pThis->ActivatePage();
pPage = it->mpTabPage;
}
if (!pPage)
continue;
Size aPageSize(VclContainer::getLayoutRequisition(*pPage));
if (aPageSize.Width() > aOptimalPageSize.Width())
aOptimalPageSize.Width() = aPageSize.Width();
if (aPageSize.Height() > aOptimalPageSize.Height())
aOptimalPageSize.Height() = aPageSize.Height();
}
//fdo#61940 If we were forced to activate pages in order to on-demand
//create them to get their optimal size, then switch back to the original
//page and re-activate it
if (nOrigPageId != GetCurPageId())
{
TabControl *pThis = const_cast<TabControl*>(this);
pThis->SetCurPageId(nOrigPageId);
pThis->ActivatePage();
}
long nTabLabelsBottom = 0, nTabLabelsRight = 0;
for( std::vector< ImplTabItem >::const_iterator it = mpTabCtrlData->maItemList.begin();
it != mpTabCtrlData->maItemList.end(); ++it )
{
TabControl* pThis = const_cast<TabControl*>(this);
sal_uInt16 nPos = it - mpTabCtrlData->maItemList.begin();
Rectangle aTabRect = pThis->ImplGetTabRect(nPos, aOptimalPageSize.Width(), LONG_MAX);
if (aTabRect.Bottom() > nTabLabelsBottom)
nTabLabelsBottom = aTabRect.Bottom();
if (aTabRect.Right() > nTabLabelsRight)
nTabLabelsRight = aTabRect.Right();
}
Size aOptimalSize(aOptimalPageSize);
aOptimalSize.Height() += nTabLabelsBottom;
aOptimalSize.Width() = std::max(nTabLabelsRight, aOptimalSize.Width());
aOptimalSize.Width() += TAB_OFFSET * 2;
aOptimalSize.Height() += TAB_OFFSET * 2;
return aOptimalSize;
}
Size TabControl::GetOptimalSize() const
{
return calculateRequisition();
}
void TabControl::queue_resize(StateChangedType eReason)
{
markLayoutDirty();
Window::queue_resize(eReason);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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