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Diffstat (limited to 'vcl/inc/listbox.hxx')
| -rw-r--r-- | vcl/inc/listbox.hxx | 599 |
1 files changed, 599 insertions, 0 deletions
diff --git a/vcl/inc/listbox.hxx b/vcl/inc/listbox.hxx new file mode 100644 index 0000000000..8b37562971 --- /dev/null +++ b/vcl/inc/listbox.hxx @@ -0,0 +1,599 @@ +/* -*- 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 . + */ + +#ifndef INCLUDED_VCL_INC_LISTBOX_HXX +#define INCLUDED_VCL_INC_LISTBOX_HXX + +#include <sal/config.h> + +#include <o3tl/safeint.hxx> +#include <utility> +#include <vcl/glyphitem.hxx> +#include <vcl/toolkit/button.hxx> +#include <vcl/toolkit/floatwin.hxx> +#include <vcl/toolkit/lstbox.hxx> +#include <vcl/quickselectionengine.hxx> + +#include <set> +#include <vector> +#include <memory> + +class ScrollBar; +class ScrollBarBox; + +#define HORZ_SCROLL 4 +#define IMG_TXT_DISTANCE 6 + +enum LB_EVENT_TYPE +{ + LET_MBDOWN, + LET_TRACKING, + LET_KEYMOVE, + LET_KEYSPACE +}; + +struct ImplEntryType +{ + OUString maStr; + SalLayoutGlyphs maStrGlyphs; + Image maImage; + void* mpUserData; + bool mbIsSelected; + ListBoxEntryFlags mnFlags; + tools::Long mnHeight; + + tools::Long getHeightWithMargin() const; + + ImplEntryType( OUString aStr, Image aImage ) : + maStr(std::move( aStr )), + maImage(std::move( aImage )), + mnFlags( ListBoxEntryFlags::NONE ), + mnHeight( 0 ) + { + mbIsSelected = false; + mpUserData = nullptr; + } + + ImplEntryType( OUString aStr ) : + maStr(std::move( aStr )), + mnFlags( ListBoxEntryFlags::NONE ), + mnHeight( 0 ) + { + mbIsSelected = false; + mpUserData = nullptr; + } + + /// Computes maStr's text layout (glyphs), cached in maStrGlyphs. + SalLayoutGlyphs* GetTextGlyphs(const OutputDevice* pOutputDevice); +}; + +class ImplEntryList +{ +private: + VclPtr<vcl::Window> mpWindow; ///< For getting the current locale when matching strings + sal_Int32 mnLastSelected; + sal_Int32 mnSelectionAnchor; + sal_Int32 mnImages; + + sal_Int32 mnMRUCount; + sal_Int32 mnMaxMRUCount; + + Link<sal_Int32,void> maSelectionChangedHdl; + bool mbCallSelectionChangedHdl; + std::vector<std::unique_ptr<ImplEntryType> > maEntries; + + ImplEntryType* GetEntry( sal_Int32 nPos ) const + { + if (nPos < 0 || o3tl::make_unsigned(nPos) >= maEntries.size()) + return nullptr; + return maEntries[nPos].get(); + } + +public: + ImplEntryList( vcl::Window* pWindow ); + ~ImplEntryList(); + + sal_Int32 InsertEntry( sal_Int32 nPos, ImplEntryType* pNewEntry, bool bSort ); + void RemoveEntry( sal_Int32 nPos ); + const ImplEntryType* GetEntryPtr( sal_Int32 nPos ) const { return GetEntry( nPos ); } + ImplEntryType* GetMutableEntryPtr( sal_Int32 nPos ) const { return GetEntry( nPos ); } + void Clear(); + void dispose(); + + sal_Int32 FindMatchingEntry( const OUString& rStr, sal_Int32 nStart, bool bLazy ) const; + sal_Int32 FindEntry( std::u16string_view rStr, bool bSearchMRUArea = false ) const; + + /// helper: add up heights up to index nEndIndex. + /// GetAddedHeight( 0 ) @return 0 + /// GetAddedHeight( LISTBOX_ENTRY_NOTFOUND ) @return 0 + /// GetAddedHeight( i, k ) with k > i is equivalent -GetAddedHeight( k, i ) + tools::Long GetAddedHeight( sal_Int32 nEndIndex, sal_Int32 nBeginIndex ) const; + tools::Long GetEntryHeight( sal_Int32 nPos ) const; + + sal_Int32 GetEntryCount() const { return static_cast<sal_Int32>(maEntries.size()); } + bool HasImages() const { return mnImages != 0; } + + OUString GetEntryText( sal_Int32 nPos ) const; + + bool HasEntryImage( sal_Int32 nPos ) const; + Image GetEntryImage( sal_Int32 nPos ) const; + + void SetEntryData( sal_Int32 nPos, void* pNewData ); + void* GetEntryData( sal_Int32 nPos ) const; + + void SetEntryFlags( sal_Int32 nPos, ListBoxEntryFlags nFlags ); + + void SelectEntry( sal_Int32 nPos, bool bSelect ); + + sal_Int32 GetSelectedEntryCount() const; + OUString GetSelectedEntry( sal_Int32 nIndex ) const; + sal_Int32 GetSelectedEntryPos( sal_Int32 nIndex ) const; + bool IsEntryPosSelected( sal_Int32 nIndex ) const; + + void SetLastSelected( sal_Int32 nPos ) { mnLastSelected = nPos; } + sal_Int32 GetLastSelected() const { return mnLastSelected; } + + void SetSelectionAnchor( sal_Int32 nPos ) { mnSelectionAnchor = nPos; } + sal_Int32 GetSelectionAnchor() const { return mnSelectionAnchor; } + + void SetSelectionChangedHdl( const Link<sal_Int32,void>& rLnk ) { maSelectionChangedHdl = rLnk; } + void SetCallSelectionChangedHdl( bool bCall ) { mbCallSelectionChangedHdl = bCall; } + + void SetMRUCount( sal_Int32 n ) { mnMRUCount = n; } + sal_Int32 GetMRUCount() const { return mnMRUCount; } + + void SetMaxMRUCount( sal_Int32 n ) { mnMaxMRUCount = n; } + sal_Int32 GetMaxMRUCount() const { return mnMaxMRUCount; } + + /** An Entry is selectable if its mnFlags does not have the + ListBoxEntryFlags::DisableSelection flag set. */ + bool IsEntrySelectable( sal_Int32 nPos ) const; + + /** @return the first entry found from the given position nPos that is selectable + or LISTBOX_ENTRY_NOTFOUND if non is found. If the entry at nPos is not selectable, + it returns the first selectable entry after nPos if bForward is true and the + first selectable entry after nPos is bForward is false. + */ + sal_Int32 FindFirstSelectable( sal_Int32 nPos, bool bForward = true ) const; +}; + +class ImplListBoxWindow final : public Control, public vcl::ISearchableStringList +{ +private: + ImplEntryList maEntryList; ///< EntryList + tools::Rectangle maFocusRect; + + Size maUserItemSize; + + tools::Long mnMaxTxtHeight; ///< Maximum height of a text item + tools::Long mnMaxTxtWidth; ///< Maximum width of a text item + ///< Entry without Image + tools::Long mnMaxImgTxtWidth;///< Maximum width of a text item + ///< Entry AND Image + tools::Long mnMaxImgWidth; ///< Maximum width of an image item + tools::Long mnMaxImgHeight; ///< Maximum height of an image item + tools::Long mnMaxWidth; ///< Maximum width of an entry + tools::Long mnMaxHeight; ///< Maximum height of an entry + + sal_Int32 mnCurrentPos; ///< Position (Focus) + sal_Int32 mnTrackingSaveSelection; ///< Selection before Tracking(); + + std::set< sal_Int32 > maSeparators; ///< Separator positions + + sal_Int32 mnUserDrawEntry; + + sal_Int32 mnTop; ///< output from line on + tools::Long mnLeft; ///< output from column on + tools::Long mnTextHeight; ///< text height + + sal_uInt16 mnSelectModifier; ///< Modifiers + + bool mbHasFocusRect : 1; + bool mbSort : 1; ///< ListBox sorted + bool mbTrack : 1; ///< Tracking + bool mbMulti : 1; ///< MultiListBox + bool mbSimpleMode : 1; ///< SimpleMode for MultiListBox + bool mbTravelSelect : 1; ///< TravelSelect + bool mbTrackingSelect : 1; ///< Selected at a MouseMove + bool mbSelectionChanged : 1; ///< Do not call Select() too often ... + bool mbMouseMoveSelect : 1; ///< Select at MouseMove + bool mbGrabFocus : 1; ///< Grab focus at MBDown + bool mbUserDrawEnabled : 1; ///< UserDraw possible + bool mbInUserDraw : 1; ///< In UserDraw + bool mbReadOnly : 1; ///< ReadOnly + bool mbCenter : 1; ///< center Text output + bool mbRight : 1; ///< right align Text output + bool mbEdgeBlending : 1; + /// Listbox is actually a dropdown (either combobox, or popup window treated as dropdown) + bool mbIsDropdown : 1; + + Link<ImplListBoxWindow*,void> maScrollHdl; + Link<LinkParamNone*,void> maSelectHdl; + Link<LinkParamNone*,void> maCancelHdl; + Link<ImplListBoxWindow*,void> maDoubleClickHdl; + Link<UserDrawEvent*, void> maUserDrawHdl; + Link<LinkParamNone*,void> maMRUChangedHdl; + Link<sal_Int32,void> maFocusHdl; + Link<LinkParamNone*,void> maListItemSelectHdl; + + vcl::QuickSelectionEngine maQuickSelectionEngine; + + virtual void KeyInput( const KeyEvent& rKEvt ) override; + virtual void MouseButtonDown( const MouseEvent& rMEvt ) override; + virtual void MouseMove( const MouseEvent& rMEvt ) override; + virtual void Tracking( const TrackingEvent& rTEvt ) override; + virtual void Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect) override; + virtual void Resize() override; + virtual void GetFocus() override; + virtual void LoseFocus() override; + + bool SelectEntries( sal_Int32 nSelect, LB_EVENT_TYPE eLET, bool bShift = false, bool bCtrl = false, bool bSelectPosChange = false ); + void ImplPaint(vcl::RenderContext& rRenderContext, sal_Int32 nPos); + void ImplDoPaint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect); + void ImplCalcMetrics(); + void ImplUpdateEntryMetrics( ImplEntryType& rEntry ); + void ImplCallSelect(); + + void ImplShowFocusRect(); + void ImplHideFocusRect(); + + virtual void StateChanged( StateChangedType nType ) override; + virtual void DataChanged( const DataChangedEvent& rDCEvt ) override; + +public: + virtual void FillLayoutData() const override; + + ImplListBoxWindow( vcl::Window* pParent, WinBits nWinStyle ); + virtual ~ImplListBoxWindow() override; + virtual void dispose() override; + + const ImplEntryList& GetEntryList() const { return maEntryList; } + ImplEntryList& GetEntryList() { return maEntryList; } + + sal_Int32 InsertEntry( sal_Int32 nPos, ImplEntryType* pNewEntry ); // sorts using mbSort + sal_Int32 InsertEntry( sal_Int32 nPos, ImplEntryType* pNewEntry, bool bSort ); // to insert ignoring mbSort, e.g. mru + void RemoveEntry( sal_Int32 nPos ); + void Clear(); + void ResetCurrentPos() { mnCurrentPos = LISTBOX_ENTRY_NOTFOUND; } + sal_Int32 GetCurrentPos() const { return mnCurrentPos; } + sal_uInt16 GetDisplayLineCount() const; + void SetEntryFlags( sal_Int32 nPos, ListBoxEntryFlags nFlags ); + + void DrawEntry(vcl::RenderContext& rRenderContext, sal_Int32 nPos, bool bDrawImage, bool bDrawText); + + void SelectEntry( sal_Int32 nPos, bool bSelect ); + void DeselectAll(); + sal_Int32 GetEntryPosForPoint( const Point& rPoint ) const; + sal_Int32 GetLastVisibleEntry() const; + + bool ProcessKeyInput( const KeyEvent& rKEvt ); + + void SetTopEntry( sal_Int32 nTop ); + sal_Int32 GetTopEntry() const { return mnTop; } + /** ShowProminentEntry will set the entry corresponding to nEntryPos + either at top or in the middle depending on the chosen style*/ + void ShowProminentEntry( sal_Int32 nEntryPos ); + using Window::IsVisible; + bool IsVisible( sal_Int32 nEntry ) const; + + tools::Long GetLeftIndent() const { return mnLeft; } + void SetLeftIndent( tools::Long n ); + void ScrollHorz( tools::Long nDiff ); + + void AllowGrabFocus( bool b ) { mbGrabFocus = b; } + bool IsGrabFocusAllowed() const { return mbGrabFocus; } + + /** + * Removes existing separators, and sets the position of the + * one and only separator. + */ + void SetSeparatorPos( sal_Int32 n ); + /** + * Gets the position of the separator which was added first. + * Returns LISTBOX_ENTRY_NOTFOUND if there is no separator. + */ + sal_Int32 GetSeparatorPos() const; + + /** + * Adds a new separator at the given position n. + */ + void AddSeparator( sal_Int32 n ) { maSeparators.insert( n ); } + /** + * Checks if the given number n is an element of the separator positions set. + */ + bool isSeparator( const sal_Int32 &n ) const; + + void SetTravelSelect( bool bTravelSelect ) { mbTravelSelect = bTravelSelect; } + bool IsTravelSelect() const { return mbTravelSelect; } + bool IsTrackingSelect() const { return mbTrackingSelect; } + + void SetUserItemSize( const Size& rSz ); + + void EnableUserDraw( bool bUserDraw ) { mbUserDrawEnabled = bUserDraw; } + bool IsUserDrawEnabled() const { return mbUserDrawEnabled; } + + void EnableMultiSelection( bool bMulti ) { mbMulti = bMulti; } + bool IsMultiSelectionEnabled() const { return mbMulti; } + + void SetMultiSelectionSimpleMode( bool bSimple ) { mbSimpleMode = bSimple; } + + void EnableMouseMoveSelect( bool bMouseMoveSelect ) { mbMouseMoveSelect = bMouseMoveSelect; } + bool IsMouseMoveSelect() const { return mbMouseMoveSelect; } + + Size CalcSize(sal_Int32 nMaxLines) const; + tools::Rectangle GetBoundingRectangle( sal_Int32 nItem ) const; + + tools::Long GetEntryHeight() const { return mnMaxHeight; } + tools::Long GetEntryHeightWithMargin() const; + tools::Long GetMaxEntryWidth() const { return mnMaxWidth; } + + void SetScrollHdl( const Link<ImplListBoxWindow*,void>& rLink ) { maScrollHdl = rLink; } + void SetSelectHdl( const Link<LinkParamNone*,void>& rLink ) { maSelectHdl = rLink; } + void SetCancelHdl( const Link<LinkParamNone*,void>& rLink ) { maCancelHdl = rLink; } + void SetDoubleClickHdl( const Link<ImplListBoxWindow*,void>& rLink ) { maDoubleClickHdl = rLink; } + void SetUserDrawHdl( const Link<UserDrawEvent*, void>& rLink ) { maUserDrawHdl = rLink; } + void SetMRUChangedHdl( const Link<LinkParamNone*,void>& rLink ) { maMRUChangedHdl = rLink; } + void SetFocusHdl( const Link<sal_Int32,void>& rLink ) { maFocusHdl = rLink ; } + + void SetListItemSelectHdl( const Link<LinkParamNone*,void>& rLink ) { maListItemSelectHdl = rLink ; } + bool IsSelectionChanged() const { return mbSelectionChanged; } + sal_uInt16 GetSelectModifier() const { return mnSelectModifier; } + + void EnableSort( bool b ) { mbSort = b; } + + void SetReadOnly( bool bReadOnly ) { mbReadOnly = bReadOnly; } + bool IsReadOnly() const { return mbReadOnly; } + + DrawTextFlags ImplGetTextStyle() const; + + bool GetEdgeBlending() const { return mbEdgeBlending; } + void SetEdgeBlending(bool bNew) { mbEdgeBlending = bNew; } + + using Control::ImplInitSettings; + virtual void ApplySettings(vcl::RenderContext& rRenderContext) override; + +private: + // ISearchableStringList + virtual vcl::StringEntryIdentifier CurrentEntry( OUString& _out_entryText ) const override; + virtual vcl::StringEntryIdentifier NextEntry( vcl::StringEntryIdentifier _currentEntry, OUString& _out_entryText ) const override; + virtual void SelectEntry( vcl::StringEntryIdentifier _entry ) override; +}; + +class ImplListBox final : public Control +{ +private: + VclPtr<ImplListBoxWindow> maLBWindow; + VclPtr<ScrollBar> mpHScrollBar; + VclPtr<ScrollBar> mpVScrollBar; + VclPtr<ScrollBarBox> mpScrollBarBox; + + bool mbVScroll : 1; // VScroll on or off + bool mbHScroll : 1; // HScroll on or off + bool mbAutoHScroll : 1; // AutoHScroll on or off + bool mbEdgeBlending : 1; + + Link<ImplListBox*,void> maScrollHdl; // because it is needed by ImplListBoxWindow itself + + virtual void GetFocus() override; + virtual void StateChanged( StateChangedType nType ) override; + + virtual bool EventNotify( NotifyEvent& rNEvt ) override; + + void ImplResizeControls(); + void ImplCheckScrollBars(); + void ImplInitScrollBars(); + + DECL_LINK( ScrollBarHdl, ScrollBar*, void ); + DECL_LINK( LBWindowScrolled, ImplListBoxWindow*, void ); + DECL_LINK( MRUChanged, LinkParamNone*, void ); + +public: + ImplListBox( vcl::Window* pParent, WinBits nWinStyle ); + virtual ~ImplListBox() override; + virtual void dispose() override; + + const ImplEntryList& GetEntryList() const { return maLBWindow->GetEntryList(); } + ImplListBoxWindow* GetMainWindow() { return maLBWindow.get(); } + + virtual void Resize() override; + virtual const Wallpaper& GetDisplayBackground() const override; + + sal_Int32 InsertEntry( sal_Int32 nPos, const OUString& rStr ); + sal_Int32 InsertEntry( sal_Int32 nPos, const OUString& rStr, const Image& rImage ); + void RemoveEntry( sal_Int32 nPos ); + void SetEntryData( sal_Int32 nPos, void* pNewData ) { maLBWindow->GetEntryList().SetEntryData( nPos, pNewData ); } + void Clear(); + + void SetEntryFlags( sal_Int32 nPos, ListBoxEntryFlags nFlags ); + + void SelectEntry( sal_Int32 nPos, bool bSelect ); + void SetNoSelection(); + void ResetCurrentPos() { maLBWindow->ResetCurrentPos(); } + sal_Int32 GetCurrentPos() const { return maLBWindow->GetCurrentPos(); } + + bool ProcessKeyInput( const KeyEvent& rKEvt ) { return maLBWindow->ProcessKeyInput( rKEvt ); } + bool HandleWheelAsCursorTravel(const CommandEvent& rCEvt, Control& rControl); + + /** + * Removes existing separators, and sets the position of the + * one and only separator. + */ + void SetSeparatorPos( sal_Int32 n ) { maLBWindow->SetSeparatorPos( n ); } + /** + * Gets the position of the separator which was added first. + * Returns LISTBOX_ENTRY_NOTFOUND if there is no separator. + */ + sal_Int32 GetSeparatorPos() const { return maLBWindow->GetSeparatorPos(); } + + /** + * Adds a new separator at the given position n. + */ + void AddSeparator( sal_Int32 n ) { maLBWindow->AddSeparator( n ); } + + void SetTopEntry( sal_Int32 nTop ) { maLBWindow->SetTopEntry( nTop ); } + sal_Int32 GetTopEntry() const { return maLBWindow->GetTopEntry(); } + void ShowProminentEntry( sal_Int32 nPos ) { maLBWindow->ShowProminentEntry( nPos ); } + using Window::IsVisible; + bool IsVisible( sal_Int32 nEntry ) const { return maLBWindow->IsVisible( nEntry ); } + + tools::Long GetLeftIndent() const { return maLBWindow->GetLeftIndent(); } + void SetLeftIndent( sal_uInt16 n ) { maLBWindow->SetLeftIndent( n ); } + + void SetTravelSelect( bool bTravelSelect ) { maLBWindow->SetTravelSelect( bTravelSelect ); } + bool IsTravelSelect() const { return maLBWindow->IsTravelSelect(); } + bool IsTrackingSelect() const { return maLBWindow->IsTrackingSelect(); } + + void EnableMultiSelection( bool bMulti ) { maLBWindow->EnableMultiSelection( bMulti ); } + bool IsMultiSelectionEnabled() const { return maLBWindow->IsMultiSelectionEnabled(); } + + void SetMultiSelectionSimpleMode( bool bSimple ) { maLBWindow->SetMultiSelectionSimpleMode( bSimple ); } + + void SetReadOnly( bool b ) { maLBWindow->SetReadOnly( b ); } + bool IsReadOnly() const { return maLBWindow->IsReadOnly(); } + + Size CalcSize( sal_Int32 nMaxLines ) const { return maLBWindow->CalcSize( nMaxLines ); } + tools::Long GetEntryHeight() const { return maLBWindow->GetEntryHeight(); } + tools::Long GetEntryHeightWithMargin() const{ return maLBWindow->GetEntryHeightWithMargin(); } + tools::Long GetMaxEntryWidth() const { return maLBWindow->GetMaxEntryWidth(); } + + void SetScrollHdl( const Link<ImplListBox*,void>& rLink ) { maScrollHdl = rLink; } + void SetSelectHdl( const Link<LinkParamNone*,void>& rLink ) { maLBWindow->SetSelectHdl( rLink ); } + void SetCancelHdl( const Link<LinkParamNone*,void>& rLink ) { maLBWindow->SetCancelHdl( rLink ); } + void SetDoubleClickHdl( const Link<ImplListBoxWindow*,void>& rLink ) { maLBWindow->SetDoubleClickHdl( rLink ); } + void SetUserDrawHdl( const Link<UserDrawEvent*, void>& rLink ) { maLBWindow->SetUserDrawHdl( rLink ); } + void SetFocusHdl( const Link<sal_Int32,void>& rLink ) { maLBWindow->SetFocusHdl( rLink ); } + void SetListItemSelectHdl( const Link<LinkParamNone*,void>& rLink ) { maLBWindow->SetListItemSelectHdl( rLink ); } + void SetSelectionChangedHdl( const Link<sal_Int32,void>& rLnk ) { maLBWindow->GetEntryList().SetSelectionChangedHdl( rLnk ); } + void SetCallSelectionChangedHdl( bool bCall ) { maLBWindow->GetEntryList().SetCallSelectionChangedHdl( bCall ); } + bool IsSelectionChanged() const { return maLBWindow->IsSelectionChanged(); } + sal_uInt16 GetSelectModifier() const { return maLBWindow->GetSelectModifier(); } + void SetHighlightColor(const Color& rColor); + void SetHighlightTextColor(const Color& rColor); + + void SetMRUEntries( std::u16string_view rEntries, sal_Unicode cSep ); + OUString GetMRUEntries( sal_Unicode cSep ) const; + void SetMaxMRUCount( sal_Int32 n ) { maLBWindow->GetEntryList().SetMaxMRUCount( n ); } + sal_Int32 GetMaxMRUCount() const { return maLBWindow->GetEntryList().GetMaxMRUCount(); } + sal_uInt16 GetDisplayLineCount() const + { return maLBWindow->GetDisplayLineCount(); } + + bool GetEdgeBlending() const { return mbEdgeBlending; } + void SetEdgeBlending(bool bNew); +}; + +class ImplListBoxFloatingWindow final : public FloatingWindow +{ +private: + VclPtr<ImplListBox> mpImplLB; + Size maPrefSz; + sal_uInt16 mnDDLineCount; + sal_Int32 mnPopupModeStartSaveSelection; + bool mbAutoWidth; + + virtual bool PreNotify( NotifyEvent& rNEvt ) override; + +public: + ImplListBoxFloatingWindow( vcl::Window* pParent ); + virtual ~ImplListBoxFloatingWindow() override; + virtual void dispose() override; + void SetImplListBox( ImplListBox* pLB ) { mpImplLB = pLB; } + + void SetPrefSize( const Size& rSz ) { maPrefSz = rSz; } + const Size& GetPrefSize() const { return maPrefSz; } + + void SetAutoWidth( bool b ) { mbAutoWidth = b; } + + Size CalcFloatSize() const; + void StartFloat( bool bStartTracking ); + + virtual void setPosSizePixel( tools::Long nX, tools::Long nY, + tools::Long nWidth, tools::Long nHeight, PosSizeFlags nFlags = PosSizeFlags::All ) override; + + void SetDropDownLineCount( sal_uInt16 n ) { mnDDLineCount = n; } + sal_uInt16 GetDropDownLineCount() const { return mnDDLineCount; } + + sal_Int32 GetPopupModeStartSaveSelection() const { return mnPopupModeStartSaveSelection; } + + virtual void Resize() override; +}; + +class ImplWin final : public Control +{ +private: + + sal_Int32 mnItemPos; ///< because of UserDraw I have to know which item I draw + OUString maString; + Image maImage; + + tools::Rectangle maFocusRect; + + Link<void*,void> maMBDownHdl; + + bool mbEdgeBlending : 1; + + void ImplDraw(vcl::RenderContext& rRenderContext, bool bLayout = false); + virtual void FillLayoutData() const override; + +public: + ImplWin( vcl::Window* pParent, WinBits nWinStyle ); + + virtual void MouseButtonDown( const MouseEvent& rMEvt ) override; + virtual void Paint( vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect ) override; + virtual void Resize() override; + virtual void GetFocus() override; + virtual void LoseFocus() override; + + sal_Int32 GetItemPos() const { return mnItemPos; } + void SetItemPos( sal_Int32 n ) { mnItemPos = n; } + + void SetString( const OUString& rStr ) { maString = rStr; } + + void SetImage( const Image& rImg ) { maImage = rImg; } + + void SetMBDownHdl( const Link<void*,void>& rLink ) { maMBDownHdl = rLink; } + + void DrawEntry(vcl::RenderContext& rRenderContext, bool bLayout); + + bool GetEdgeBlending() const { return mbEdgeBlending; } + void SetEdgeBlending(bool bNew) { mbEdgeBlending = bNew; } + + virtual void ShowFocus(const tools::Rectangle& rRect) override; + + using Control::ImplInitSettings; + virtual void ApplySettings(vcl::RenderContext& rRenderContext) override; + +}; + +class ImplBtn final : public PushButton +{ +private: + Link<void*,void> maMBDownHdl; + +public: + ImplBtn( vcl::Window* pParent, WinBits nWinStyle ); + + virtual void MouseButtonDown( const MouseEvent& rMEvt ) override; + void SetMBDownHdl( const Link<void*,void>& rLink ) { maMBDownHdl = rLink; } +}; + +void ImplInitDropDownButton( PushButton* pButton ); + +#endif // INCLUDED_VCL_INC_LISTBOX_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |