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office-gobmx/vcl/source/control/combobox.cxx
Chris Sherlock 934985becc tools: rename getHeight/Width() to GetOpenHeight/Width() 
By default Rectangle uses closed interval, if we really want to use half
open intervals then we should specifically say as such in the name.

Change-Id: Id7a91120ba1a1a4bc330014216b73a692dbf03a2
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/136575
Tested-by: Jenkins
Reviewed-by: Tomaž Vajngerl <quikee@gmail.com>
2022-07-11 11:06:53 +02:00

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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 <vcl/toolkit/combobox.hxx>
#include <set>
#include <comphelper/string.hxx>
#include <vcl/toolkit/lstbox.hxx>
#include <vcl/builder.hxx>
#include <vcl/commandevent.hxx>
#include <vcl/event.hxx>
#include <vcl/settings.hxx>
#include <vcl/vclevent.hxx>
#include <vcl/uitest/uiobject.hxx>
#include <sal/log.hxx>
#include <listbox.hxx>
#include <comphelper/lok.hxx>
#include <tools/json_writer.hxx>
#include <o3tl/string_view.hxx>
namespace {
struct ComboBoxBounds
{
Point aSubEditPos;
Size aSubEditSize;
Point aButtonPos;
Size aButtonSize;
};
}
struct ComboBox::Impl
{
ComboBox & m_rThis;
VclPtr<Edit> m_pSubEdit;
VclPtr<ImplListBox> m_pImplLB;
VclPtr<ImplBtn> m_pBtn;
VclPtr<ImplListBoxFloatingWindow> m_pFloatWin;
sal_uInt16 m_nDDHeight;
sal_Unicode m_cMultiSep;
bool m_isDDAutoSize : 1;
bool m_isSyntheticModify : 1;
bool m_isKeyBoardModify : 1;
bool m_isMatchCase : 1;
sal_Int32 m_nMaxWidthChars;
sal_Int32 m_nWidthInChars;
Link<ComboBox&,void> m_SelectHdl;
explicit Impl(ComboBox & rThis)
: m_rThis(rThis)
, m_nDDHeight(0)
, m_cMultiSep(0)
, m_isDDAutoSize(false)
, m_isSyntheticModify(false)
, m_isKeyBoardModify(false)
, m_isMatchCase(false)
, m_nMaxWidthChars(0)
, m_nWidthInChars(-1)
{
}
void ImplInitComboBoxData();
void ImplUpdateFloatSelection();
ComboBoxBounds calcComboBoxDropDownComponentBounds(
const Size &rOutSize, const Size &rBorderOutSize) const;
DECL_LINK( ImplSelectHdl, LinkParamNone*, void );
DECL_LINK( ImplCancelHdl, LinkParamNone*, void );
DECL_LINK( ImplDoubleClickHdl, ImplListBoxWindow*, void );
DECL_LINK( ImplClickBtnHdl, void*, void );
DECL_LINK( ImplPopupModeEndHdl, FloatingWindow*, void );
DECL_LINK( ImplSelectionChangedHdl, sal_Int32, void );
DECL_LINK( ImplAutocompleteHdl, Edit&, void );
DECL_LINK( ImplListItemSelectHdl , LinkParamNone*, void );
};
static void lcl_GetSelectedEntries( ::std::set< sal_Int32 >& rSelectedPos, std::u16string_view rText, sal_Unicode cTokenSep, const ImplEntryList& rEntryList )
{
if (rText.empty())
return;
sal_Int32 nIdx{0};
do {
const sal_Int32 nPos = rEntryList.FindEntry(comphelper::string::strip(o3tl::getToken(rText, 0, cTokenSep, nIdx), ' '));
if ( nPos != LISTBOX_ENTRY_NOTFOUND )
rSelectedPos.insert( nPos );
} while (nIdx>=0);
}
ComboBox::ComboBox(vcl::Window *const pParent, WinBits const nStyle)
: Edit( WindowType::COMBOBOX )
, m_pImpl(new Impl(*this))
{
m_pImpl->ImplInitComboBoxData();
ImplInit( pParent, nStyle );
SetWidthInChars(-1);
}
ComboBox::~ComboBox()
{
disposeOnce();
}
void ComboBox::dispose()
{
m_pImpl->m_pSubEdit.disposeAndClear();
VclPtr< ImplListBox > pImplLB = m_pImpl->m_pImplLB;
m_pImpl->m_pImplLB.clear();
pImplLB.disposeAndClear();
m_pImpl->m_pFloatWin.disposeAndClear();
m_pImpl->m_pBtn.disposeAndClear();
Edit::dispose();
}
void ComboBox::Impl::ImplInitComboBoxData()
{
m_pSubEdit.disposeAndClear();
m_pBtn = nullptr;
m_pImplLB = nullptr;
m_pFloatWin = nullptr;
m_nDDHeight = 0;
m_isDDAutoSize = true;
m_isSyntheticModify = false;
m_isKeyBoardModify = false;
m_isMatchCase = false;
m_cMultiSep = ';';
m_nMaxWidthChars = -1;
m_nWidthInChars = -1;
}
void ComboBox::ImplCalcEditHeight()
{
sal_Int32 nLeft, nTop, nRight, nBottom;
GetBorder( nLeft, nTop, nRight, nBottom );
m_pImpl->m_nDDHeight = static_cast<sal_uInt16>(m_pImpl->m_pSubEdit->GetTextHeight() + nTop + nBottom + 4);
if ( !IsDropDownBox() )
m_pImpl->m_nDDHeight += 4;
tools::Rectangle aCtrlRegion( Point( 0, 0 ), Size( 10, 10 ) );
tools::Rectangle aBoundRegion, aContentRegion;
ImplControlValue aControlValue;
ControlType aType = IsDropDownBox() ? ControlType::Combobox : ControlType::Editbox;
if( GetNativeControlRegion( aType, ControlPart::Entire,
aCtrlRegion,
ControlState::ENABLED,
aControlValue,
aBoundRegion, aContentRegion ) )
{
const tools::Long nNCHeight = aBoundRegion.GetHeight();
if (m_pImpl->m_nDDHeight < nNCHeight)
m_pImpl->m_nDDHeight = sal::static_int_cast<sal_uInt16>(nNCHeight);
}
}
void ComboBox::ImplInit( vcl::Window* pParent, WinBits nStyle )
{
bool bNoBorder = ( nStyle & WB_NOBORDER ) != 0;
if ( !(nStyle & WB_DROPDOWN) )
{
nStyle &= ~WB_BORDER;
nStyle |= WB_NOBORDER;
}
else
{
if ( !bNoBorder )
nStyle |= WB_BORDER;
}
Edit::ImplInit( pParent, nStyle );
SetBackground();
// DropDown ?
WinBits nEditStyle = nStyle & ( WB_LEFT | WB_RIGHT | WB_CENTER );
WinBits nListStyle = nStyle;
if( nStyle & WB_DROPDOWN )
{
m_pImpl->m_pFloatWin = VclPtr<ImplListBoxFloatingWindow>::Create( this );
if (!IsNativeControlSupported(ControlType::Pushbutton, ControlPart::Focus))
m_pImpl->m_pFloatWin->RequestDoubleBuffering(true);
m_pImpl->m_pFloatWin->SetAutoWidth( true );
m_pImpl->m_pFloatWin->SetPopupModeEndHdl( LINK(m_pImpl.get(), ComboBox::Impl, ImplPopupModeEndHdl) );
m_pImpl->m_pBtn = VclPtr<ImplBtn>::Create( this, WB_NOLIGHTBORDER | WB_RECTSTYLE );
ImplInitDropDownButton( m_pImpl->m_pBtn );
m_pImpl->m_pBtn->SetMBDownHdl( LINK( m_pImpl.get(), ComboBox::Impl, ImplClickBtnHdl ) );
m_pImpl->m_pBtn->Show();
nEditStyle |= WB_NOBORDER;
nListStyle &= ~WB_BORDER;
nListStyle |= WB_NOBORDER;
}
else
{
if ( !bNoBorder )
{
nEditStyle |= WB_BORDER;
nListStyle &= ~WB_NOBORDER;
nListStyle |= WB_BORDER;
}
}
m_pImpl->m_pSubEdit.set( VclPtr<Edit>::Create( this, nEditStyle ) );
m_pImpl->m_pSubEdit->EnableRTL( false );
SetSubEdit( m_pImpl->m_pSubEdit );
m_pImpl->m_pSubEdit->SetPosPixel( Point() );
EnableAutocomplete( true );
m_pImpl->m_pSubEdit->Show();
vcl::Window* pLBParent = this;
if (m_pImpl->m_pFloatWin)
pLBParent = m_pImpl->m_pFloatWin;
m_pImpl->m_pImplLB = VclPtr<ImplListBox>::Create( pLBParent, nListStyle|WB_SIMPLEMODE|WB_AUTOHSCROLL );
m_pImpl->m_pImplLB->SetPosPixel( Point() );
m_pImpl->m_pImplLB->SetSelectHdl( LINK(m_pImpl.get(), ComboBox::Impl, ImplSelectHdl) );
m_pImpl->m_pImplLB->SetCancelHdl( LINK(m_pImpl.get(), ComboBox::Impl, ImplCancelHdl) );
m_pImpl->m_pImplLB->SetDoubleClickHdl( LINK(m_pImpl.get(), ComboBox::Impl, ImplDoubleClickHdl) );
m_pImpl->m_pImplLB->SetSelectionChangedHdl( LINK(m_pImpl.get(), ComboBox::Impl, ImplSelectionChangedHdl) );
m_pImpl->m_pImplLB->SetListItemSelectHdl( LINK(m_pImpl.get(), ComboBox::Impl, ImplListItemSelectHdl) );
m_pImpl->m_pImplLB->Show();
if (m_pImpl->m_pFloatWin)
m_pImpl->m_pFloatWin->SetImplListBox( m_pImpl->m_pImplLB );
else
GetMainWindow()->AllowGrabFocus( true );
ImplCalcEditHeight();
SetCompoundControl( true );
}
WinBits ComboBox::ImplInitStyle( WinBits nStyle )
{
if ( !(nStyle & WB_NOTABSTOP) )
nStyle |= WB_TABSTOP;
if ( !(nStyle & WB_NOGROUP) )
nStyle |= WB_GROUP;
return nStyle;
}
void ComboBox::EnableAutocomplete( bool bEnable, bool bMatchCase )
{
m_pImpl->m_isMatchCase = bMatchCase;
if ( bEnable )
m_pImpl->m_pSubEdit->SetAutocompleteHdl( LINK(m_pImpl.get(), ComboBox::Impl, ImplAutocompleteHdl) );
else
m_pImpl->m_pSubEdit->SetAutocompleteHdl( Link<Edit&,void>() );
}
bool ComboBox::IsAutocompleteEnabled() const
{
return m_pImpl->m_pSubEdit->GetAutocompleteHdl().IsSet();
}
IMPL_LINK_NOARG(ComboBox::Impl, ImplClickBtnHdl, void*, void)
{
m_rThis.CallEventListeners( VclEventId::DropdownPreOpen );
m_pSubEdit->GrabFocus();
if (!m_pImplLB->GetEntryList().GetMRUCount())
ImplUpdateFloatSelection();
else
m_pImplLB->SelectEntry( 0 , true );
m_pBtn->SetPressed( true );
m_rThis.SetSelection( Selection( 0, SELECTION_MAX ) );
m_pFloatWin->StartFloat( true );
m_rThis.CallEventListeners( VclEventId::DropdownOpen );
m_rThis.ImplClearLayoutData();
if (m_pImplLB)
m_pImplLB->GetMainWindow()->ImplClearLayoutData();
}
IMPL_LINK_NOARG(ComboBox::Impl, ImplPopupModeEndHdl, FloatingWindow*, void)
{
if (m_pFloatWin->IsPopupModeCanceled())
{
if (!m_pImplLB->GetEntryList().IsEntryPosSelected(
m_pFloatWin->GetPopupModeStartSaveSelection()))
{
m_pImplLB->SelectEntry(m_pFloatWin->GetPopupModeStartSaveSelection(), true);
bool bTravelSelect = m_pImplLB->IsTravelSelect();
m_pImplLB->SetTravelSelect( true );
m_rThis.Select();
m_pImplLB->SetTravelSelect( bTravelSelect );
}
}
m_rThis.ImplClearLayoutData();
if (m_pImplLB)
m_pImplLB->GetMainWindow()->ImplClearLayoutData();
m_pBtn->SetPressed( false );
m_rThis.CallEventListeners( VclEventId::DropdownClose );
}
IMPL_LINK(ComboBox::Impl, ImplAutocompleteHdl, Edit&, rEdit, void)
{
Selection aSel = rEdit.GetSelection();
{
OUString aFullText = rEdit.GetText();
OUString aStartText = aFullText.copy( 0, static_cast<sal_Int32>(aSel.Max()) );
sal_Int32 nStart = m_pImplLB->GetCurrentPos();
if ( nStart == LISTBOX_ENTRY_NOTFOUND )
nStart = 0;
sal_Int32 nPos = LISTBOX_ENTRY_NOTFOUND;
if (!m_isMatchCase)
{
// Try match case insensitive from current position
nPos = m_pImplLB->GetEntryList().FindMatchingEntry(aStartText, nStart, true);
if ( nPos == LISTBOX_ENTRY_NOTFOUND )
// Try match case insensitive, but from start
nPos = m_pImplLB->GetEntryList().FindMatchingEntry(aStartText, 0, true);
}
if ( nPos == LISTBOX_ENTRY_NOTFOUND )
// Try match full from current position
nPos = m_pImplLB->GetEntryList().FindMatchingEntry(aStartText, nStart, false);
if ( nPos == LISTBOX_ENTRY_NOTFOUND )
// Match full, but from start
nPos = m_pImplLB->GetEntryList().FindMatchingEntry(aStartText, 0, false);
if ( nPos != LISTBOX_ENTRY_NOTFOUND )
{
OUString aText = m_pImplLB->GetEntryList().GetEntryText( nPos );
Selection aSelection( aText.getLength(), aStartText.getLength() );
rEdit.SetText( aText, aSelection );
}
}
}
IMPL_LINK_NOARG(ComboBox::Impl, ImplSelectHdl, LinkParamNone*, void)
{
bool bPopup = m_rThis.IsInDropDown();
bool bCallSelect = false;
if (m_pImplLB->IsSelectionChanged() || bPopup)
{
OUString aText;
if (m_rThis.IsMultiSelectionEnabled())
{
aText = m_pSubEdit->GetText();
// remove all entries to which there is an entry, but which is not selected
sal_Int32 nIndex = 0;
while ( nIndex >= 0 )
{
sal_Int32 nPrevIndex = nIndex;
std::u16string_view aToken = o3tl::getToken(aText, 0, m_cMultiSep, nIndex );
sal_Int32 nTokenLen = aToken.size();
aToken = comphelper::string::strip(aToken, ' ');
sal_Int32 nP = m_pImplLB->GetEntryList().FindEntry( aToken );
if ((nP != LISTBOX_ENTRY_NOTFOUND) && (!m_pImplLB->GetEntryList().IsEntryPosSelected(nP)))
{
aText = aText.replaceAt( nPrevIndex, nTokenLen, u"" );
nIndex = nIndex - nTokenLen;
sal_Int32 nSepCount=0;
if ((nPrevIndex+nSepCount < aText.getLength()) && (aText[nPrevIndex+nSepCount] == m_cMultiSep))
{
nIndex--;
++nSepCount;
}
aText = aText.replaceAt( nPrevIndex, nSepCount, u"" );
}
aText = comphelper::string::strip(aText, ' ');
}
// attach missing entries
::std::set< sal_Int32 > aSelInText;
lcl_GetSelectedEntries( aSelInText, aText, m_cMultiSep, m_pImplLB->GetEntryList() );
sal_Int32 nSelectedEntries = m_pImplLB->GetEntryList().GetSelectedEntryCount();
for ( sal_Int32 n = 0; n < nSelectedEntries; n++ )
{
sal_Int32 nP = m_pImplLB->GetEntryList().GetSelectedEntryPos( n );
if ( !aSelInText.count( nP ) )
{
if (!aText.isEmpty() && (aText[aText.getLength()-1] != m_cMultiSep))
aText += OUStringChar(m_cMultiSep);
if ( !aText.isEmpty() )
aText += " "; // slightly loosen
aText += m_pImplLB->GetEntryList().GetEntryText( nP ) +
OUStringChar(m_cMultiSep);
}
}
aText = comphelper::string::stripEnd( aText, m_cMultiSep );
}
else
{
aText = m_pImplLB->GetEntryList().GetSelectedEntry( 0 );
}
m_pSubEdit->SetText( aText );
Selection aNewSelection( 0, aText.getLength() );
if (m_rThis.IsMultiSelectionEnabled())
aNewSelection.Min() = aText.getLength();
m_pSubEdit->SetSelection( aNewSelection );
bCallSelect = true;
}
// #84652# Call GrabFocus and EndPopupMode before calling Select/Modify, but after changing the text
bool bMenuSelect = bPopup && !m_pImplLB->IsTravelSelect() && (!m_rThis.IsMultiSelectionEnabled() || !m_pImplLB->GetSelectModifier());
if (bMenuSelect)
{
m_pFloatWin->EndPopupMode();
m_rThis.GrabFocus();
}
if ( bCallSelect )
{
m_isKeyBoardModify = !bMenuSelect;
m_pSubEdit->SetModifyFlag();
m_isSyntheticModify = true;
m_rThis.Modify();
m_isSyntheticModify = false;
m_rThis.Select();
m_isKeyBoardModify = false;
}
}
bool ComboBox::IsSyntheticModify() const
{
return m_pImpl->m_isSyntheticModify;
}
bool ComboBox::IsModifyByKeyboard() const
{
return m_pImpl->m_isKeyBoardModify;
}
IMPL_LINK_NOARG( ComboBox::Impl, ImplListItemSelectHdl, LinkParamNone*, void )
{
m_rThis.CallEventListeners( VclEventId::DropdownSelect );
}
IMPL_LINK_NOARG(ComboBox::Impl, ImplCancelHdl, LinkParamNone*, void)
{
if (m_rThis.IsInDropDown())
m_pFloatWin->EndPopupMode();
}
IMPL_LINK( ComboBox::Impl, ImplSelectionChangedHdl, sal_Int32, nChanged, void )
{
if (!m_pImplLB->IsTrackingSelect())
{
if (!m_pSubEdit->IsReadOnly() && m_pImplLB->GetEntryList().IsEntryPosSelected(nChanged))
m_pSubEdit->SetText(m_pImplLB->GetEntryList().GetEntryText(nChanged));
}
}
IMPL_LINK_NOARG(ComboBox::Impl, ImplDoubleClickHdl, ImplListBoxWindow*, void)
{
m_rThis.DoubleClick();
}
void ComboBox::ToggleDropDown()
{
if( !IsDropDownBox() )
return;
if (m_pImpl->m_pFloatWin->IsInPopupMode())
m_pImpl->m_pFloatWin->EndPopupMode();
else
{
m_pImpl->m_pSubEdit->GrabFocus();
if (!m_pImpl->m_pImplLB->GetEntryList().GetMRUCount())
m_pImpl->ImplUpdateFloatSelection();
else
m_pImpl->m_pImplLB->SelectEntry( 0 , true );
CallEventListeners( VclEventId::DropdownPreOpen );
m_pImpl->m_pBtn->SetPressed( true );
SetSelection( Selection( 0, SELECTION_MAX ) );
m_pImpl->m_pFloatWin->StartFloat( true );
CallEventListeners( VclEventId::DropdownOpen );
}
}
void ComboBox::Select()
{
ImplCallEventListenersAndHandler( VclEventId::ComboboxSelect, [this] () { m_pImpl->m_SelectHdl.Call(*this); } );
}
void ComboBox::DoubleClick()
{
ImplCallEventListenersAndHandler( VclEventId::ComboboxDoubleClick, [] () {} );
}
bool ComboBox::IsAutoSizeEnabled() const { return m_pImpl->m_isDDAutoSize; }
void ComboBox::EnableAutoSize( bool bAuto )
{
m_pImpl->m_isDDAutoSize = bAuto;
if (m_pImpl->m_pFloatWin)
{
if (bAuto && !m_pImpl->m_pFloatWin->GetDropDownLineCount())
{
// Adapt to GetListBoxMaximumLineCount here; was on fixed number of five before
AdaptDropDownLineCountToMaximum();
}
else if ( !bAuto )
{
m_pImpl->m_pFloatWin->SetDropDownLineCount( 0 );
}
}
}
void ComboBox::SetDropDownLineCount( sal_uInt16 nLines )
{
if (m_pImpl->m_pFloatWin)
m_pImpl->m_pFloatWin->SetDropDownLineCount( nLines );
}
void ComboBox::AdaptDropDownLineCountToMaximum()
{
// Adapt to maximum allowed number.
// Limit for LOK as we can't render outside of the dialog canvas.
if (comphelper::LibreOfficeKit::isActive())
SetDropDownLineCount(11);
else
SetDropDownLineCount(GetSettings().GetStyleSettings().GetListBoxMaximumLineCount());
}
sal_uInt16 ComboBox::GetDropDownLineCount() const
{
sal_uInt16 nLines = 0;
if (m_pImpl->m_pFloatWin)
nLines = m_pImpl->m_pFloatWin->GetDropDownLineCount();
return nLines;
}
void ComboBox::setPosSizePixel( tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight,
PosSizeFlags nFlags )
{
if( IsDropDownBox() && ( nFlags & PosSizeFlags::Size ) )
{
Size aPrefSz = m_pImpl->m_pFloatWin->GetPrefSize();
if ((nFlags & PosSizeFlags::Height) && (nHeight >= 2*m_pImpl->m_nDDHeight))
aPrefSz.setHeight( nHeight-m_pImpl->m_nDDHeight );
if ( nFlags & PosSizeFlags::Width )
aPrefSz.setWidth( nWidth );
m_pImpl->m_pFloatWin->SetPrefSize( aPrefSz );
if (IsAutoSizeEnabled())
nHeight = m_pImpl->m_nDDHeight;
}
Edit::setPosSizePixel( nX, nY, nWidth, nHeight, nFlags );
}
void ComboBox::Resize()
{
Control::Resize();
if (m_pImpl->m_pSubEdit)
{
Size aOutSz = GetOutputSizePixel();
if( IsDropDownBox() )
{
ComboBoxBounds aBounds(m_pImpl->calcComboBoxDropDownComponentBounds(aOutSz,
GetWindow(GetWindowType::Border)->GetOutputSizePixel()));
m_pImpl->m_pSubEdit->SetPosSizePixel(aBounds.aSubEditPos, aBounds.aSubEditSize);
m_pImpl->m_pBtn->SetPosSizePixel(aBounds.aButtonPos, aBounds.aButtonSize);
}
else
{
m_pImpl->m_pSubEdit->SetSizePixel(Size(aOutSz.Width(), m_pImpl->m_nDDHeight));
m_pImpl->m_pImplLB->setPosSizePixel(0, m_pImpl->m_nDDHeight,
aOutSz.Width(), aOutSz.Height() - m_pImpl->m_nDDHeight);
if ( !GetText().isEmpty() )
m_pImpl->ImplUpdateFloatSelection();
}
}
// adjust the size of the FloatingWindow even when invisible
// as KEY_PGUP/DOWN is being processed...
if (m_pImpl->m_pFloatWin)
m_pImpl->m_pFloatWin->SetSizePixel(m_pImpl->m_pFloatWin->CalcFloatSize());
}
bool ComboBox::IsDropDownBox() const { return m_pImpl->m_pFloatWin != nullptr; }
void ComboBox::FillLayoutData() const
{
mxLayoutData.emplace();
AppendLayoutData( *m_pImpl->m_pSubEdit );
m_pImpl->m_pSubEdit->SetLayoutDataParent( this );
ImplListBoxWindow* rMainWindow = GetMainWindow();
if (m_pImpl->m_pFloatWin)
{
// dropdown mode
if (m_pImpl->m_pFloatWin->IsReallyVisible())
{
AppendLayoutData( *rMainWindow );
rMainWindow->SetLayoutDataParent( this );
}
}
else
{
AppendLayoutData( *rMainWindow );
rMainWindow->SetLayoutDataParent( this );
}
}
void ComboBox::StateChanged( StateChangedType nType )
{
Edit::StateChanged( nType );
if ( nType == StateChangedType::ReadOnly )
{
m_pImpl->m_pImplLB->SetReadOnly( IsReadOnly() );
if (m_pImpl->m_pBtn)
m_pImpl->m_pBtn->Enable( IsEnabled() && !IsReadOnly() );
}
else if ( nType == StateChangedType::Enable )
{
m_pImpl->m_pSubEdit->Enable( IsEnabled() );
m_pImpl->m_pImplLB->Enable( IsEnabled() && !IsReadOnly() );
if (m_pImpl->m_pBtn)
m_pImpl->m_pBtn->Enable( IsEnabled() && !IsReadOnly() );
Invalidate();
}
else if( nType == StateChangedType::UpdateMode )
{
m_pImpl->m_pImplLB->SetUpdateMode( IsUpdateMode() );
}
else if ( nType == StateChangedType::Zoom )
{
m_pImpl->m_pImplLB->SetZoom( GetZoom() );
m_pImpl->m_pSubEdit->SetZoom( GetZoom() );
ImplCalcEditHeight();
Resize();
}
else if ( nType == StateChangedType::ControlFont )
{
m_pImpl->m_pImplLB->SetControlFont( GetControlFont() );
m_pImpl->m_pSubEdit->SetControlFont( GetControlFont() );
ImplCalcEditHeight();
Resize();
}
else if ( nType == StateChangedType::ControlForeground )
{
m_pImpl->m_pImplLB->SetControlForeground( GetControlForeground() );
m_pImpl->m_pSubEdit->SetControlForeground( GetControlForeground() );
}
else if ( nType == StateChangedType::ControlBackground )
{
m_pImpl->m_pImplLB->SetControlBackground( GetControlBackground() );
m_pImpl->m_pSubEdit->SetControlBackground( GetControlBackground() );
}
else if ( nType == StateChangedType::Style )
{
SetStyle( ImplInitStyle( GetStyle() ) );
GetMainWindow()->EnableSort( ( GetStyle() & WB_SORT ) != 0 );
}
else if( nType == StateChangedType::Mirroring )
{
if (m_pImpl->m_pBtn)
{
m_pImpl->m_pBtn->EnableRTL( IsRTLEnabled() );
ImplInitDropDownButton( m_pImpl->m_pBtn );
}
m_pImpl->m_pSubEdit->CompatStateChanged( StateChangedType::Mirroring );
m_pImpl->m_pImplLB->EnableRTL( IsRTLEnabled() );
Resize();
}
}
void ComboBox::DataChanged( const DataChangedEvent& rDCEvt )
{
Control::DataChanged( rDCEvt );
if ( !((rDCEvt.GetType() == DataChangedEventType::FONTS) ||
(rDCEvt.GetType() == DataChangedEventType::FONTSUBSTITUTION) ||
((rDCEvt.GetType() == DataChangedEventType::SETTINGS) &&
(rDCEvt.GetFlags() & AllSettingsFlags::STYLE))) )
return;
if (m_pImpl->m_pBtn)
{
m_pImpl->m_pBtn->GetOutDev()->SetSettings( GetSettings() );
ImplInitDropDownButton( m_pImpl->m_pBtn );
}
Resize();
m_pImpl->m_pImplLB->Resize(); // not called by ComboBox::Resize() if ImplLB is unchanged
SetBackground(); // due to a hack in Window::UpdateSettings the background must be reset
// otherwise it will overpaint NWF drawn comboboxes
}
bool ComboBox::EventNotify( NotifyEvent& rNEvt )
{
bool bDone = false;
if ((rNEvt.GetType() == MouseNotifyEvent::KEYINPUT)
&& (rNEvt.GetWindow() == m_pImpl->m_pSubEdit)
&& !IsReadOnly())
{
KeyEvent aKeyEvt = *rNEvt.GetKeyEvent();
sal_uInt16 nKeyCode = aKeyEvt.GetKeyCode().GetCode();
switch( nKeyCode )
{
case KEY_UP:
case KEY_DOWN:
case KEY_PAGEUP:
case KEY_PAGEDOWN:
{
m_pImpl->ImplUpdateFloatSelection();
if ((nKeyCode == KEY_DOWN) && m_pImpl->m_pFloatWin
&& !m_pImpl->m_pFloatWin->IsInPopupMode()
&& aKeyEvt.GetKeyCode().IsMod2())
{
CallEventListeners( VclEventId::DropdownPreOpen );
m_pImpl->m_pBtn->SetPressed( true );
if (m_pImpl->m_pImplLB->GetEntryList().GetMRUCount())
m_pImpl->m_pImplLB->SelectEntry( 0 , true );
SetSelection( Selection( 0, SELECTION_MAX ) );
m_pImpl->m_pFloatWin->StartFloat( false );
CallEventListeners( VclEventId::DropdownOpen );
bDone = true;
}
else if ((nKeyCode == KEY_UP) && m_pImpl->m_pFloatWin
&& m_pImpl->m_pFloatWin->IsInPopupMode()
&& aKeyEvt.GetKeyCode().IsMod2())
{
m_pImpl->m_pFloatWin->EndPopupMode();
bDone = true;
}
else
{
bDone = m_pImpl->m_pImplLB->ProcessKeyInput( aKeyEvt );
}
}
break;
case KEY_RETURN:
{
if ((rNEvt.GetWindow() == m_pImpl->m_pSubEdit) && IsInDropDown())
{
m_pImpl->m_pImplLB->ProcessKeyInput( aKeyEvt );
bDone = true;
}
}
break;
}
}
else if ((rNEvt.GetType() == MouseNotifyEvent::LOSEFOCUS) && m_pImpl->m_pFloatWin)
{
if (m_pImpl->m_pFloatWin->HasChildPathFocus())
m_pImpl->m_pSubEdit->GrabFocus();
else if (m_pImpl->m_pFloatWin->IsInPopupMode() && !HasChildPathFocus(true))
m_pImpl->m_pFloatWin->EndPopupMode();
}
else if( (rNEvt.GetType() == MouseNotifyEvent::COMMAND) &&
(rNEvt.GetCommandEvent()->GetCommand() == CommandEventId::Wheel) &&
(rNEvt.GetWindow() == m_pImpl->m_pSubEdit) )
{
MouseWheelBehaviour nWheelBehavior( GetSettings().GetMouseSettings().GetWheelBehavior() );
if ( ( nWheelBehavior == MouseWheelBehaviour::ALWAYS )
|| ( ( nWheelBehavior == MouseWheelBehaviour::FocusOnly )
&& HasChildPathFocus()
)
)
{
bDone = m_pImpl->m_pImplLB->HandleWheelAsCursorTravel(*rNEvt.GetCommandEvent(), *this);
}
else
{
bDone = false; // don't eat this event, let the default handling happen (i.e. scroll the context)
}
}
else if ((rNEvt.GetType() == MouseNotifyEvent::MOUSEBUTTONDOWN)
&& (rNEvt.GetWindow() == GetMainWindow()))
{
m_pImpl->m_pSubEdit->GrabFocus();
}
return bDone || Edit::EventNotify( rNEvt );
}
void ComboBox::SetText( const OUString& rStr )
{
CallEventListeners( VclEventId::ComboboxSetText );
Edit::SetText( rStr );
m_pImpl->ImplUpdateFloatSelection();
}
void ComboBox::SetText( const OUString& rStr, const Selection& rNewSelection )
{
CallEventListeners( VclEventId::ComboboxSetText );
Edit::SetText( rStr, rNewSelection );
m_pImpl->ImplUpdateFloatSelection();
}
void ComboBox::Modify()
{
if (!m_pImpl->m_isSyntheticModify)
m_pImpl->ImplUpdateFloatSelection();
Edit::Modify();
}
void ComboBox::Impl::ImplUpdateFloatSelection()
{
if (!m_pImplLB || !m_pSubEdit)
return;
// move text in the ListBox into the visible region
m_pImplLB->SetCallSelectionChangedHdl( false );
if (!m_rThis.IsMultiSelectionEnabled())
{
OUString aSearchStr( m_pSubEdit->GetText() );
sal_Int32 nSelect = LISTBOX_ENTRY_NOTFOUND;
bool bSelect = true;
if (m_pImplLB->GetCurrentPos() != LISTBOX_ENTRY_NOTFOUND)
{
OUString aCurrent = m_pImplLB->GetEntryList().GetEntryText(
m_pImplLB->GetCurrentPos());
if ( aCurrent == aSearchStr )
nSelect = m_pImplLB->GetCurrentPos();
}
if ( nSelect == LISTBOX_ENTRY_NOTFOUND )
nSelect = m_pImplLB->GetEntryList().FindEntry( aSearchStr );
if ( nSelect == LISTBOX_ENTRY_NOTFOUND )
{
nSelect = m_pImplLB->GetEntryList().FindMatchingEntry( aSearchStr, 0, true );
bSelect = false;
}
if( nSelect != LISTBOX_ENTRY_NOTFOUND )
{
if (!m_pImplLB->IsVisible(nSelect))
m_pImplLB->ShowProminentEntry( nSelect );
m_pImplLB->SelectEntry( nSelect, bSelect );
}
else
{
nSelect = m_pImplLB->GetEntryList().GetSelectedEntryPos( 0 );
if( nSelect != LISTBOX_ENTRY_NOTFOUND )
m_pImplLB->SelectEntry( nSelect, false );
m_pImplLB->ResetCurrentPos();
}
}
else
{
::std::set< sal_Int32 > aSelInText;
lcl_GetSelectedEntries(aSelInText, m_pSubEdit->GetText(), m_cMultiSep, m_pImplLB->GetEntryList());
for (sal_Int32 n = 0; n < m_pImplLB->GetEntryList().GetEntryCount(); n++)
m_pImplLB->SelectEntry( n, aSelInText.count( n ) != 0 );
}
m_pImplLB->SetCallSelectionChangedHdl( true );
}
sal_Int32 ComboBox::InsertEntry(const OUString& rStr, sal_Int32 const nPos)
{
assert(nPos >= 0 && COMBOBOX_MAX_ENTRIES > m_pImpl->m_pImplLB->GetEntryList().GetEntryCount());
sal_Int32 nRealPos;
if (nPos == COMBOBOX_APPEND)
nRealPos = nPos;
else
{
const sal_Int32 nMRUCount = m_pImpl->m_pImplLB->GetEntryList().GetMRUCount();
assert(nPos <= COMBOBOX_MAX_ENTRIES - nMRUCount);
nRealPos = nPos + nMRUCount;
}
nRealPos = m_pImpl->m_pImplLB->InsertEntry( nRealPos, rStr );
nRealPos -= m_pImpl->m_pImplLB->GetEntryList().GetMRUCount();
CallEventListeners( VclEventId::ComboboxItemAdded, reinterpret_cast<void*>(nRealPos) );
return nRealPos;
}
sal_Int32 ComboBox::InsertEntryWithImage(
const OUString& rStr, const Image& rImage, sal_Int32 const nPos)
{
assert(nPos >= 0 && COMBOBOX_MAX_ENTRIES > m_pImpl->m_pImplLB->GetEntryList().GetEntryCount());
sal_Int32 nRealPos;
if (nPos == COMBOBOX_APPEND)
nRealPos = nPos;
else
{
const sal_Int32 nMRUCount = m_pImpl->m_pImplLB->GetEntryList().GetMRUCount();
assert(nPos <= COMBOBOX_MAX_ENTRIES - nMRUCount);
nRealPos = nPos + nMRUCount;
}
nRealPos = m_pImpl->m_pImplLB->InsertEntry( nRealPos, rStr, rImage );
nRealPos -= m_pImpl->m_pImplLB->GetEntryList().GetMRUCount();
CallEventListeners( VclEventId::ComboboxItemAdded, reinterpret_cast<void*>(nRealPos) );
return nRealPos;
}
void ComboBox::RemoveEntryAt(sal_Int32 const nPos)
{
const sal_Int32 nMRUCount = m_pImpl->m_pImplLB->GetEntryList().GetMRUCount();
assert(nPos >= 0 && nPos <= COMBOBOX_MAX_ENTRIES - nMRUCount);
m_pImpl->m_pImplLB->RemoveEntry( nPos + nMRUCount );
CallEventListeners( VclEventId::ComboboxItemRemoved, reinterpret_cast<void*>(nPos) );
}
void ComboBox::Clear()
{
if (!m_pImpl->m_pImplLB)
return;
m_pImpl->m_pImplLB->Clear();
CallEventListeners( VclEventId::ComboboxItemRemoved, reinterpret_cast<void*>(-1) );
}
Image ComboBox::GetEntryImage( sal_Int32 nPos ) const
{
if (m_pImpl->m_pImplLB->GetEntryList().HasEntryImage(nPos))
return m_pImpl->m_pImplLB->GetEntryList().GetEntryImage( nPos );
return Image();
}
sal_Int32 ComboBox::GetEntryPos( std::u16string_view rStr ) const
{
sal_Int32 nPos = m_pImpl->m_pImplLB->GetEntryList().FindEntry( rStr );
if ( nPos != LISTBOX_ENTRY_NOTFOUND )
nPos -= m_pImpl->m_pImplLB->GetEntryList().GetMRUCount();
return nPos;
}
OUString ComboBox::GetEntry( sal_Int32 nPos ) const
{
const sal_Int32 nMRUCount = m_pImpl->m_pImplLB->GetEntryList().GetMRUCount();
if (nPos < 0 || nPos > COMBOBOX_MAX_ENTRIES - nMRUCount)
return OUString();
return m_pImpl->m_pImplLB->GetEntryList().GetEntryText( nPos + nMRUCount );
}
sal_Int32 ComboBox::GetEntryCount() const
{
if (!m_pImpl->m_pImplLB)
return 0;
return m_pImpl->m_pImplLB->GetEntryList().GetEntryCount() - m_pImpl->m_pImplLB->GetEntryList().GetMRUCount();
}
bool ComboBox::IsTravelSelect() const
{
return m_pImpl->m_pImplLB->IsTravelSelect();
}
bool ComboBox::IsInDropDown() const
{
// when the dropdown is dismissed, first mbInPopupMode is set to false, and on the next event iteration then
// mbPopupMode is set to false
return m_pImpl->m_pFloatWin && m_pImpl->m_pFloatWin->IsInPopupMode() && m_pImpl->m_pFloatWin->ImplIsInPrivatePopupMode();
}
bool ComboBox::IsMultiSelectionEnabled() const
{
return m_pImpl->m_pImplLB->IsMultiSelectionEnabled();
}
void ComboBox::SetSelectHdl(const Link<ComboBox&,void>& rLink) { m_pImpl->m_SelectHdl = rLink; }
void ComboBox::SetEntryActivateHdl(const Link<Edit&,bool>& rLink)
{
if (!m_pImpl->m_pSubEdit)
return;
m_pImpl->m_pSubEdit->SetActivateHdl(rLink);
}
Size ComboBox::GetOptimalSize() const
{
return CalcMinimumSize();
}
tools::Long ComboBox::getMaxWidthScrollBarAndDownButton() const
{
tools::Long nButtonDownWidth = 0;
vcl::Window *pBorder = GetWindow( GetWindowType::Border );
ImplControlValue aControlValue;
tools::Rectangle aContent, aBound;
// use the full extent of the control
tools::Rectangle aArea( Point(), pBorder->GetOutputSizePixel() );
if ( GetNativeControlRegion(ControlType::Combobox, ControlPart::ButtonDown,
aArea, ControlState::NONE, aControlValue, aBound, aContent) )
{
nButtonDownWidth = aContent.getOpenWidth();
}
tools::Long nScrollBarWidth = GetSettings().GetStyleSettings().GetScrollBarSize();
return std::max(nScrollBarWidth, nButtonDownWidth);
}
Size ComboBox::CalcMinimumSize() const
{
Size aSz;
if (!m_pImpl->m_pImplLB)
return aSz;
if (!IsDropDownBox())
{
aSz = m_pImpl->m_pImplLB->CalcSize( m_pImpl->m_pImplLB->GetEntryList().GetEntryCount() );
aSz.AdjustHeight(m_pImpl->m_nDDHeight );
}
else
{
aSz.setHeight( Edit::CalcMinimumSizeForText(GetText()).Height() );
if (m_pImpl->m_nWidthInChars!= -1)
aSz.setWidth(m_pImpl->m_nWidthInChars * approximate_digit_width());
else
aSz.setWidth(m_pImpl->m_pImplLB->GetMaxEntryWidth());
}
if (m_pImpl->m_nMaxWidthChars != -1)
{
tools::Long nMaxWidth = m_pImpl->m_nMaxWidthChars * approximate_char_width();
aSz.setWidth( std::min(aSz.Width(), nMaxWidth) );
}
if (IsDropDownBox())
aSz.AdjustWidth(getMaxWidthScrollBarAndDownButton() );
ComboBoxBounds aBounds(m_pImpl->calcComboBoxDropDownComponentBounds(
Size(0xFFFF, 0xFFFF), Size(0xFFFF, 0xFFFF)));
aSz.AdjustWidth(aBounds.aSubEditPos.X()*2 );
aSz.AdjustWidth(ImplGetExtraXOffset() * 2 );
aSz = CalcWindowSize( aSz );
return aSz;
}
Size ComboBox::CalcAdjustedSize( const Size& rPrefSize ) const
{
Size aSz = rPrefSize;
sal_Int32 nLeft, nTop, nRight, nBottom;
static_cast<vcl::Window*>(const_cast<ComboBox *>(this))->GetBorder( nLeft, nTop, nRight, nBottom );
aSz.AdjustHeight( -(nTop+nBottom) );
if ( !IsDropDownBox() )
{
tools::Long nEntryHeight = CalcBlockSize( 1, 1 ).Height();
tools::Long nLines = aSz.Height() / nEntryHeight;
if ( nLines < 1 )
nLines = 1;
aSz.setHeight( nLines * nEntryHeight );
aSz.AdjustHeight(m_pImpl->m_nDDHeight );
}
else
{
aSz.setHeight( m_pImpl->m_nDDHeight );
}
aSz.AdjustHeight(nTop+nBottom );
aSz = CalcWindowSize( aSz );
return aSz;
}
Size ComboBox::CalcBlockSize( sal_uInt16 nColumns, sal_uInt16 nLines ) const
{
// show ScrollBars where appropriate
Size aMinSz = CalcMinimumSize();
Size aSz;
// height
if ( nLines )
{
if ( !IsDropDownBox() )
aSz.setHeight( m_pImpl->m_pImplLB->CalcSize( nLines ).Height() + m_pImpl->m_nDDHeight );
else
aSz.setHeight( m_pImpl->m_nDDHeight );
}
else
aSz.setHeight( aMinSz.Height() );
// width
if ( nColumns )
aSz.setWidth( nColumns * approximate_char_width() );
else
aSz.setWidth( aMinSz.Width() );
if ( IsDropDownBox() )
aSz.AdjustWidth(getMaxWidthScrollBarAndDownButton() );
if ( !IsDropDownBox() )
{
if ( aSz.Width() < aMinSz.Width() )
aSz.AdjustHeight(GetSettings().GetStyleSettings().GetScrollBarSize() );
if ( aSz.Height() < aMinSz.Height() )
aSz.AdjustWidth(GetSettings().GetStyleSettings().GetScrollBarSize() );
}
aSz.AdjustWidth(ImplGetExtraXOffset() * 2 );
aSz = CalcWindowSize( aSz );
return aSz;
}
tools::Long ComboBox::GetDropDownEntryHeight() const
{
return m_pImpl->m_pImplLB->GetEntryHeight();
}
void ComboBox::GetMaxVisColumnsAndLines( sal_uInt16& rnCols, sal_uInt16& rnLines ) const
{
tools::Long nCharWidth = GetTextWidth(OUString(u'x'));
if ( !IsDropDownBox() )
{
Size aOutSz = GetMainWindow()->GetOutputSizePixel();
rnCols = (nCharWidth > 0) ? static_cast<sal_uInt16>(aOutSz.Width()/nCharWidth) : 1;
rnLines = static_cast<sal_uInt16>(aOutSz.Height()/GetDropDownEntryHeight());
}
else
{
Size aOutSz = m_pImpl->m_pSubEdit->GetOutputSizePixel();
rnCols = (nCharWidth > 0) ? static_cast<sal_uInt16>(aOutSz.Width()/nCharWidth) : 1;
rnLines = 1;
}
}
void ComboBox::Draw( OutputDevice* pDev, const Point& rPos, SystemTextColorFlags nFlags )
{
GetMainWindow()->ApplySettings(*pDev);
Point aPos = pDev->LogicToPixel( rPos );
Size aSize = GetSizePixel();
vcl::Font aFont = GetMainWindow()->GetDrawPixelFont( pDev );
pDev->Push();
pDev->SetMapMode();
pDev->SetFont( aFont );
pDev->SetTextFillColor();
// Border/Background
pDev->SetLineColor();
pDev->SetFillColor();
bool bBorder = (GetStyle() & WB_BORDER);
bool bBackground = IsControlBackground();
if ( bBorder || bBackground )
{
tools::Rectangle aRect( aPos, aSize );
// aRect.Top() += nEditHeight;
if ( bBorder )
{
ImplDrawFrame( pDev, aRect );
}
if ( bBackground )
{
pDev->SetFillColor( GetControlBackground() );
pDev->DrawRect( aRect );
}
}
// contents
if ( !IsDropDownBox() )
{
tools::Long nOnePixel = GetDrawPixel( pDev, 1 );
tools::Long nTextHeight = pDev->GetTextHeight();
tools::Long nEditHeight = nTextHeight + 6*nOnePixel;
DrawTextFlags nTextStyle = DrawTextFlags::VCenter;
// First, draw the edit part
Size aOrigSize(m_pImpl->m_pSubEdit->GetSizePixel());
m_pImpl->m_pSubEdit->SetSizePixel(Size(aSize.Width(), nEditHeight));
m_pImpl->m_pSubEdit->Draw( pDev, aPos, nFlags );
m_pImpl->m_pSubEdit->SetSizePixel(aOrigSize);
// Second, draw the listbox
if ( GetStyle() & WB_CENTER )
nTextStyle |= DrawTextFlags::Center;
else if ( GetStyle() & WB_RIGHT )
nTextStyle |= DrawTextFlags::Right;
else
nTextStyle |= DrawTextFlags::Left;
if ( nFlags & SystemTextColorFlags::Mono )
{
pDev->SetTextColor( COL_BLACK );
}
else
{
if ( !IsEnabled() )
{
const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings();
pDev->SetTextColor( rStyleSettings.GetDisableColor() );
}
else
{
pDev->SetTextColor( GetTextColor() );
}
}
tools::Rectangle aClip( aPos, aSize );
pDev->IntersectClipRegion( aClip );
sal_Int32 nLines = static_cast<sal_Int32>( nTextHeight > 0 ? (aSize.Height()-nEditHeight)/nTextHeight : 1 );
if ( !nLines )
nLines = 1;
const sal_Int32 nTEntry = IsReallyVisible() ? m_pImpl->m_pImplLB->GetTopEntry() : 0;
tools::Rectangle aTextRect( aPos, aSize );
aTextRect.AdjustLeft(3*nOnePixel );
aTextRect.AdjustRight( -(3*nOnePixel) );
aTextRect.AdjustTop(nEditHeight + nOnePixel );
aTextRect.SetBottom( aTextRect.Top() + nTextHeight );
// the drawing starts here
for ( sal_Int32 n = 0; n < nLines; ++n )
{
pDev->DrawText( aTextRect, m_pImpl->m_pImplLB->GetEntryList().GetEntryText( n+nTEntry ), nTextStyle );
aTextRect.AdjustTop(nTextHeight );
aTextRect.AdjustBottom(nTextHeight );
}
}
pDev->Pop();
// Call Edit::Draw after restoring the MapMode...
if ( IsDropDownBox() )
{
Size aOrigSize(m_pImpl->m_pSubEdit->GetSizePixel());
m_pImpl->m_pSubEdit->SetSizePixel(GetSizePixel());
m_pImpl->m_pSubEdit->Draw( pDev, rPos, nFlags );
m_pImpl->m_pSubEdit->SetSizePixel(aOrigSize);
// DD-Button ?
}
}
void ComboBox::SetUserDrawHdl(const Link<UserDrawEvent*, void>& rLink)
{
m_pImpl->m_pImplLB->SetUserDrawHdl(rLink);
}
void ComboBox::SetUserItemSize( const Size& rSz )
{
GetMainWindow()->SetUserItemSize( rSz );
}
void ComboBox::EnableUserDraw( bool bUserDraw )
{
GetMainWindow()->EnableUserDraw( bUserDraw );
}
bool ComboBox::IsUserDrawEnabled() const
{
return GetMainWindow()->IsUserDrawEnabled();
}
void ComboBox::DrawEntry(const UserDrawEvent& rEvt)
{
GetMainWindow()->DrawEntry(*rEvt.GetRenderContext(), rEvt.GetItemId(), /*bDrawImage*/false, /*bDrawText*/false);
}
void ComboBox::AddSeparator( sal_Int32 n )
{
m_pImpl->m_pImplLB->AddSeparator( n );
}
void ComboBox::SetMRUEntries( std::u16string_view rEntries )
{
m_pImpl->m_pImplLB->SetMRUEntries( rEntries, ';' );
}
OUString ComboBox::GetMRUEntries() const
{
return m_pImpl->m_pImplLB ? m_pImpl->m_pImplLB->GetMRUEntries( ';' ) : OUString();
}
void ComboBox::SetMaxMRUCount( sal_Int32 n )
{
m_pImpl->m_pImplLB->SetMaxMRUCount( n );
}
sal_Int32 ComboBox::GetMaxMRUCount() const
{
return m_pImpl->m_pImplLB ? m_pImpl->m_pImplLB->GetMaxMRUCount() : 0;
}
sal_uInt16 ComboBox::GetDisplayLineCount() const
{
return m_pImpl->m_pImplLB ? m_pImpl->m_pImplLB->GetDisplayLineCount() : 0;
}
void ComboBox::SetEntryData( sal_Int32 nPos, void* pNewData )
{
m_pImpl->m_pImplLB->SetEntryData( nPos + m_pImpl->m_pImplLB->GetEntryList().GetMRUCount(), pNewData );
}
void* ComboBox::GetEntryData( sal_Int32 nPos ) const
{
return m_pImpl->m_pImplLB->GetEntryList().GetEntryData(
nPos + m_pImpl->m_pImplLB->GetEntryList().GetMRUCount() );
}
sal_Int32 ComboBox::GetTopEntry() const
{
sal_Int32 nPos = GetEntryCount() ? m_pImpl->m_pImplLB->GetTopEntry() : LISTBOX_ENTRY_NOTFOUND;
if (nPos < m_pImpl->m_pImplLB->GetEntryList().GetMRUCount())
nPos = 0;
return nPos;
}
tools::Rectangle ComboBox::GetDropDownPosSizePixel() const
{
return m_pImpl->m_pFloatWin
? m_pImpl->m_pFloatWin->GetWindowExtentsRelative(this)
: tools::Rectangle();
}
const Wallpaper& ComboBox::GetDisplayBackground() const
{
if (!m_pImpl->m_pSubEdit->IsBackground())
return Control::GetDisplayBackground();
const Wallpaper& rBack = m_pImpl->m_pSubEdit->GetBackground();
if( ! rBack.IsBitmap() &&
! rBack.IsGradient() &&
rBack == Wallpaper(COL_TRANSPARENT)
)
return Control::GetDisplayBackground();
return rBack;
}
sal_Int32 ComboBox::GetSelectedEntryCount() const
{
return m_pImpl->m_pImplLB->GetEntryList().GetSelectedEntryCount();
}
sal_Int32 ComboBox::GetSelectedEntryPos( sal_Int32 nIndex ) const
{
sal_Int32 nPos = m_pImpl->m_pImplLB->GetEntryList().GetSelectedEntryPos( nIndex );
if ( nPos != LISTBOX_ENTRY_NOTFOUND )
{
if (nPos < m_pImpl->m_pImplLB->GetEntryList().GetMRUCount())
nPos = m_pImpl->m_pImplLB->GetEntryList().FindEntry(m_pImpl->m_pImplLB->GetEntryList().GetEntryText(nPos));
nPos = sal::static_int_cast<sal_Int32>(nPos - m_pImpl->m_pImplLB->GetEntryList().GetMRUCount());
}
return nPos;
}
bool ComboBox::IsEntryPosSelected( sal_Int32 nPos ) const
{
return m_pImpl->m_pImplLB->GetEntryList().IsEntryPosSelected(
nPos + m_pImpl->m_pImplLB->GetEntryList().GetMRUCount() );
}
void ComboBox::SelectEntryPos( sal_Int32 nPos, bool bSelect)
{
if (nPos < m_pImpl->m_pImplLB->GetEntryList().GetEntryCount())
m_pImpl->m_pImplLB->SelectEntry(
nPos + m_pImpl->m_pImplLB->GetEntryList().GetMRUCount(), bSelect);
}
void ComboBox::SetNoSelection()
{
m_pImpl->m_pImplLB->SetNoSelection();
m_pImpl->m_pSubEdit->SetText( OUString() );
}
tools::Rectangle ComboBox::GetBoundingRectangle( sal_Int32 nItem ) const
{
tools::Rectangle aRect = GetMainWindow()->GetBoundingRectangle( nItem );
tools::Rectangle aOffset = GetMainWindow()->GetWindowExtentsRelative( static_cast<vcl::Window*>(const_cast<ComboBox *>(this)) );
aRect.Move( aOffset.Left(), aOffset.Top() );
return aRect;
}
void ComboBox::SetBorderStyle( WindowBorderStyle nBorderStyle )
{
Window::SetBorderStyle( nBorderStyle );
if ( !IsDropDownBox() )
{
m_pImpl->m_pSubEdit->SetBorderStyle( nBorderStyle );
m_pImpl->m_pImplLB->SetBorderStyle( nBorderStyle );
}
}
ImplListBoxWindow* ComboBox::GetMainWindow() const
{
return m_pImpl->m_pImplLB->GetMainWindow();
}
tools::Long ComboBox::GetIndexForPoint( const Point& rPoint, sal_Int32& rPos ) const
{
if( !HasLayoutData() )
FillLayoutData();
// check whether rPoint fits at all
tools::Long nIndex = Control::GetIndexForPoint( rPoint );
if( nIndex != -1 )
{
// point must be either in main list window
// or in impl window (dropdown case)
ImplListBoxWindow* rMain = GetMainWindow();
// convert coordinates to ImplListBoxWindow pixel coordinate space
Point aConvPoint = LogicToPixel( rPoint );
aConvPoint = OutputToAbsoluteScreenPixel( aConvPoint );
aConvPoint = rMain->AbsoluteScreenToOutputPixel( aConvPoint );
aConvPoint = rMain->PixelToLogic( aConvPoint );
// try to find entry
sal_Int32 nEntry = rMain->GetEntryPosForPoint( aConvPoint );
if( nEntry == LISTBOX_ENTRY_NOTFOUND )
nIndex = -1;
else
rPos = nEntry;
}
// get line relative index
if( nIndex != -1 )
nIndex = ToRelativeLineIndex( nIndex );
return nIndex;
}
ComboBoxBounds ComboBox::Impl::calcComboBoxDropDownComponentBounds(
const Size &rOutSz, const Size &rBorderOutSz) const
{
ComboBoxBounds aBounds;
tools::Long nTop = 0;
tools::Long nBottom = rOutSz.Height();
vcl::Window *pBorder = m_rThis.GetWindow( GetWindowType::Border );
ImplControlValue aControlValue;
Point aPoint;
tools::Rectangle aContent, aBound;
// use the full extent of the control
tools::Rectangle aArea( aPoint, rBorderOutSz );
if (m_rThis.GetNativeControlRegion(ControlType::Combobox, ControlPart::ButtonDown,
aArea, ControlState::NONE, aControlValue, aBound, aContent) )
{
// convert back from border space to local coordinates
aPoint = pBorder->ScreenToOutputPixel(m_rThis.OutputToScreenPixel(aPoint));
aContent.Move(-aPoint.X(), -aPoint.Y());
aBounds.aButtonPos = Point(aContent.Left(), nTop);
aBounds.aButtonSize = Size(aContent.getOpenWidth(), (nBottom-nTop));
// adjust the size of the edit field
if (m_rThis.GetNativeControlRegion(ControlType::Combobox, ControlPart::SubEdit,
aArea, ControlState::NONE, aControlValue, aBound, aContent) )
{
// convert back from border space to local coordinates
aContent.Move(-aPoint.X(), -aPoint.Y());
// use the themes drop down size
aBounds.aSubEditPos = aContent.TopLeft();
aBounds.aSubEditSize = aContent.GetSize();
}
else
{
// use the themes drop down size for the button
aBounds.aSubEditSize = Size(rOutSz.Width() - aContent.getOpenWidth(), rOutSz.Height());
}
}
else
{
tools::Long nSBWidth = m_rThis.GetSettings().GetStyleSettings().GetScrollBarSize();
nSBWidth = m_rThis.CalcZoom( nSBWidth );
aBounds.aSubEditSize = Size(rOutSz.Width() - nSBWidth, rOutSz.Height());
aBounds.aButtonPos = Point(rOutSz.Width() - nSBWidth, nTop);
aBounds.aButtonSize = Size(nSBWidth, (nBottom-nTop));
}
return aBounds;
}
void ComboBox::SetWidthInChars(sal_Int32 nWidthInChars)
{
if (nWidthInChars != m_pImpl->m_nWidthInChars)
{
m_pImpl->m_nWidthInChars = nWidthInChars;
queue_resize();
}
}
void ComboBox::setMaxWidthChars(sal_Int32 nWidth)
{
if (nWidth != m_pImpl->m_nMaxWidthChars)
{
m_pImpl->m_nMaxWidthChars = nWidth;
queue_resize();
}
}
bool ComboBox::set_property(const OString &rKey, const OUString &rValue)
{
if (rKey == "width-chars")
SetWidthInChars(rValue.toInt32());
else if (rKey == "max-width-chars")
setMaxWidthChars(rValue.toInt32());
else if (rKey == "can-focus")
{
// as far as I can see in Gtk, setting a ComboBox as can.focus means
// the focus gets stuck in it, so try here to behave like gtk does
// with the settings that work, i.e. can.focus of false doesn't
// set the hard WB_NOTABSTOP
WinBits nBits = GetStyle();
nBits &= ~(WB_TABSTOP|WB_NOTABSTOP);
if (toBool(rValue))
nBits |= WB_TABSTOP;
SetStyle(nBits);
}
else if (rKey == "placeholder-text")
SetPlaceholderText(rValue);
else
return Control::set_property(rKey, rValue);
return true;
}
FactoryFunction ComboBox::GetUITestFactory() const
{
return ComboBoxUIObject::create;
}
void ComboBox::DumpAsPropertyTree(tools::JsonWriter& rJsonWriter)
{
Control::DumpAsPropertyTree(rJsonWriter);
{
auto entriesNode = rJsonWriter.startArray("entries");
for (int i = 0; i < GetEntryCount(); ++i)
{
rJsonWriter.putSimpleValue(GetEntry(i));
}
}
{
auto selectedNode = rJsonWriter.startArray("selectedEntries");
for (int i = 0; i < GetSelectedEntryCount(); ++i)
{
rJsonWriter.putSimpleValue(OUString::number(GetSelectedEntryPos(i)));
}
}
rJsonWriter.put("selectedCount", GetSelectedEntryCount());
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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