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Diffstat (limited to 'vcl/source/control/combobox.cxx')
| -rw-r--r-- | vcl/source/control/combobox.cxx | 1542 |
1 files changed, 1542 insertions, 0 deletions
diff --git a/vcl/source/control/combobox.cxx b/vcl/source/control/combobox.cxx new file mode 100644 index 000000000..0de42f530 --- /dev/null +++ b/vcl/source/control/combobox.cxx @@ -0,0 +1,1542 @@ +/* -*- 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/lstbox.hxx> +#include <vcl/commandevent.hxx> +#include <vcl/event.hxx> +#include <vcl/settings.hxx> +#include <vcl/uitest/uiobject.hxx> +#include <sal/log.hxx> + +#include <listbox.hxx> +#include <controldata.hxx> +#include <comphelper/lok.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, const OUString& rText, sal_Unicode cTokenSep, const ImplEntryList* pEntryList ) +{ + if (rText.isEmpty()) + return; + + sal_Int32 nIdx{0}; + do { + const sal_Int32 nPos = pEntryList->FindEntry(comphelper::string::strip(rText.getToken(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 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 + m_pImpl->m_pImplLB->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; + OUString aToken = aText.getToken( 0, m_cMultiSep, nIndex ); + sal_Int32 nTokenLen = aToken.getLength(); + 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, "" ); + nIndex = nIndex - nTokenLen; + sal_Int32 nSepCount=0; + if ((nPrevIndex+nSepCount < aText.getLength()) && (aText[nPrevIndex+nSepCount] == m_cMultiSep)) + { + nIndex--; + ++nSepCount; + } + aText = aText.replaceAt( nPrevIndex, nSepCount, "" ); + } + 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() ) + { + 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( long nX, long nY, long nWidth, 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 +{ + mpControlData->mpLayoutData.reset( new vcl::ControlLayoutData ); + AppendLayoutData( *m_pImpl->m_pSubEdit ); + m_pImpl->m_pSubEdit->SetLayoutDataParent( this ); + ImplListBoxWindow* rMainWindow = m_pImpl->m_pImplLB->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() ) ); + m_pImpl->m_pImplLB->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)) ) + { + if (m_pImpl->m_pBtn) + { + m_pImpl->m_pBtn->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() ); + } + 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() == m_pImpl->m_pImplLB->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( const OUString& 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(); +} + +long ComboBox::getMaxWidthScrollBarAndDownButton() const +{ + 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.getWidth(); + } + + 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) + { + 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() ) + { + long nEntryHeight = CalcBlockSize( 1, 1 ).Height(); + 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; +} + +long ComboBox::GetDropDownEntryHeight() const +{ + return m_pImpl->m_pImplLB->GetEntryHeight(); +} + +void ComboBox::GetMaxVisColumnsAndLines( sal_uInt16& rnCols, sal_uInt16& rnLines ) const +{ + long nCharWidth = GetTextWidth(OUString(u'x')); + if ( !IsDropDownBox() ) + { + Size aOutSz = m_pImpl->m_pImplLB->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, DrawFlags nFlags ) +{ + m_pImpl->m_pImplLB->GetMainWindow()->ApplySettings(*pDev); + + Point aPos = pDev->LogicToPixel( rPos ); + Size aSize = GetSizePixel(); + vcl::Font aFont = m_pImpl->m_pImplLB->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() ) + { + long nOnePixel = GetDrawPixel( pDev, 1 ); + long nTextHeight = pDev->GetTextHeight(); + 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 & DrawFlags::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 ) +{ + m_pImpl->m_pImplLB->GetMainWindow()->SetUserItemSize( rSz ); +} + +void ComboBox::EnableUserDraw( bool bUserDraw ) +{ + m_pImpl->m_pImplLB->GetMainWindow()->EnableUserDraw( bUserDraw ); +} + +bool ComboBox::IsUserDrawEnabled() const +{ + return m_pImpl->m_pImplLB->GetMainWindow()->IsUserDrawEnabled(); +} + +void ComboBox::DrawEntry(const UserDrawEvent& rEvt) +{ + SAL_WARN_IF(rEvt.GetWindow() != m_pImpl->m_pImplLB->GetMainWindow(), "vcl", "DrawEntry?!"); + m_pImpl->m_pImplLB->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( const OUString& 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(const_cast<ComboBox*>(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 == 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 = m_pImpl->m_pImplLB->GetMainWindow()->GetBoundingRectangle( nItem ); + tools::Rectangle aOffset = m_pImpl->m_pImplLB->GetMainWindow()->GetWindowExtentsRelative( static_cast<vcl::Window*>(const_cast<ComboBox *>(this)) ); + aRect.Move( aOffset.TopLeft().X(), aOffset.TopLeft().Y() ); + return aRect; +} + +void ComboBox::SetBorderStyle( WindowBorderStyle nBorderStyle ) +{ + Window::SetBorderStyle( nBorderStyle ); + if ( !IsDropDownBox() ) + { + m_pImpl->m_pSubEdit->SetBorderStyle( nBorderStyle ); + m_pImpl->m_pImplLB->SetBorderStyle( nBorderStyle ); + } +} + +long ComboBox::GetIndexForPoint( const Point& rPoint, sal_Int32& rPos ) const +{ + if( !HasLayoutData() ) + FillLayoutData(); + + // check whether rPoint fits at all + long nIndex = Control::GetIndexForPoint( rPoint ); + if( nIndex != -1 ) + { + // point must be either in main list window + // or in impl window (dropdown case) + ImplListBoxWindow* rMain = m_pImpl->m_pImplLB->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; + + long nTop = 0; + 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.getWidth(), (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.getWidth(), rOutSz.Height()); + } + } + else + { + 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; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |