/* -*- 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_SC_SOURCE_UI_INC_CSVGRID_HXX #define INCLUDED_SC_SOURCE_UI_INC_CSVGRID_HXX #include #include #include #include #include #include "csvcontrol.hxx" #include "csvsplits.hxx" namespace svtools { class ColorConfig; } class EditEngine; class ScEditEngineDefaulter; class ScAsciiOptions; class ScAccessibleCsvControl; class VirtualDevice; const sal_uInt32 CSV_COLUMN_INVALID = CSV_VEC_NOTFOUND; /** This struct contains the state of one table column. */ struct ScCsvColState { sal_Int32 mnType; /// Data type. bool mbColumnSelected; explicit ScCsvColState( sal_Int32 nType = CSV_TYPE_DEFAULT ) : mnType( nType ), mbColumnSelected( false ) {} bool IsSelected() const { return mbColumnSelected; } void Select( bool bSel ) { mbColumnSelected = bSel; } }; typedef ::std::vector< ScCsvColState > ScCsvColStateVec; /** A data grid control for the CSV import dialog. The design of this control simulates a Calc spreadsheet with row and column headers. */ class SC_DLLPUBLIC ScCsvGrid : public ScCsvControl, public utl::ConfigurationListener { private: typedef ::std::unique_ptr< ScEditEngineDefaulter > ScEditEnginePtr; VclPtr mpBackgrDev; /// Grid background, headers, cell texts. VclPtr mpGridDev; /// Data grid with selection and cursor. VclPtr mpPopup; /// Popup menu for column types. ::svtools::ColorConfig* mpColorConfig; /// Application color configuration. Color maBackColor; /// Cell background color. Color maGridColor; /// Table grid color. Color maGridPBColor; /// Grid color for "first imported line" delimiter. Color maAppBackColor; /// Background color for unused area. Color maTextColor; /// Text color for data area. Color maHeaderBackColor; /// Background color for headers. Color maHeaderGridColor; /// Grid color for headers. Color maHeaderTextColor; /// Text color for headers. Color maSelectColor; /// Header color of selected columns. ScEditEnginePtr mpEditEngine; /// For drawing cell texts. vcl::Font const maHeaderFont; /// Font for column and row headers. vcl::Font maMonoFont; /// Monospace font for data cells. Size maWinSize; /// Size of the control. Size maEdEngSize; /// Paper size for edit engine. ScCsvSplits maSplits; /// Vector with split positions. ScCsvColStateVec maColStates; /// State of each column. std::vector maTypeNames; /// UI names of data types. std::vector< std::vector > maTexts; /// 2D-vector for cell texts. sal_Int32 mnFirstImpLine; /// First imported line (0-based). sal_uInt32 mnRecentSelCol; /// Index of most recently selected column. sal_uInt32 mnMTCurrCol; /// Current column of mouse tracking. bool mbMTSelecting; /// Mouse tracking: true = select, false = deselect. public: explicit ScCsvGrid( ScCsvControl& rParent ); virtual ~ScCsvGrid() override; virtual void dispose() override; /** Finishes initialization. Must be called after constructing a new object. */ void Init(); // common grid handling --------------------------------------------------- public: /** Updates layout data dependent from the control's state. */ void UpdateLayoutData(); /** Updates X coordinate of first visible position dependent from line numbers. */ void UpdateOffsetX(); /** Apply current layout data to the grid control. */ void ApplyLayout( const ScCsvLayoutData& rOldData ); /** Sets the number of the first imported line (for visual feedback). nLine is 0-based! */ void SetFirstImportedLine( sal_Int32 nLine ); /** Finds a column position nearest to nPos which does not cause scrolling the visible area. */ sal_Int32 GetNoScrollCol( sal_Int32 nPos ) const; private: /** Reads colors from system settings. */ SAL_DLLPRIVATE void InitColors(); /** Initializes all font settings. */ SAL_DLLPRIVATE void InitFonts(); /** Initializes all data dependent from the control's size. */ SAL_DLLPRIVATE void InitSizeData(); // split handling --------------------------------------------------------- public: /** Inserts a split. */ void InsertSplit( sal_Int32 nPos ); /** Removes a split. */ void RemoveSplit( sal_Int32 nPos ); /** Inserts a new or removes an existing split. */ void MoveSplit( sal_Int32 nPos, sal_Int32 nNewPos ); /** Removes all splits. */ void RemoveAllSplits(); /** Removes all splits and inserts the splits from rSplits. */ void SetSplits( const ScCsvSplits& rSplits ); private: /** Inserts a split and adjusts column data. */ SAL_DLLPRIVATE bool ImplInsertSplit( sal_Int32 nPos ); /** Removes a split and adjusts column data. */ SAL_DLLPRIVATE bool ImplRemoveSplit( sal_Int32 nPos ); /** Clears the split array and re-inserts boundary splits. */ SAL_DLLPRIVATE void ImplClearSplits(); // columns/column types --------------------------------------------------- public: /** Returns the number of columns. */ sal_uInt32 GetColumnCount() const { return maColStates.size(); } /** Returns the index of the first visible column. */ sal_uInt32 GetFirstVisColumn() const; /** Returns the index of the last visible column. */ sal_uInt32 GetLastVisColumn() const; /** Returns true, if nColIndex points to an existing column. */ bool IsValidColumn( sal_uInt32 nColIndex ) const; /** Returns true, if column with index nColIndex is (at least partly) visible. */ bool IsVisibleColumn( sal_uInt32 nColIndex ) const; /** Returns X coordinate of the specified column. */ sal_Int32 GetColumnX( sal_uInt32 nColIndex ) const; /** Returns column index from output coordinate. */ sal_uInt32 GetColumnFromX( sal_Int32 nX ) const; /** Returns start position of the column with the specified index. */ sal_Int32 GetColumnPos( sal_uInt32 nColIndex ) const { return maSplits[ nColIndex ]; } /** Returns column index from position. A split counts to its following column. */ sal_uInt32 GetColumnFromPos( sal_Int32 nPos ) const; /** Returns the character width of the column with the specified index. */ sal_Int32 GetColumnWidth( sal_uInt32 nColIndex ) const; /** Returns the vector with the states of all columns. */ const ScCsvColStateVec& GetColumnStates() const { return maColStates; } /** Sets all column states to the values in the passed vector. */ void SetColumnStates( const ScCsvColStateVec& rColStates ); /** Returns the data type of the selected columns. */ sal_Int32 GetSelColumnType() const; /** Changes the data type of all selected columns. */ void SetSelColumnType( sal_Int32 nType ); /** Sets new UI data type names. */ void SetTypeNames( const std::vector& rTypeNames ); /** Returns the UI type name of the specified column. */ const OUString& GetColumnTypeName( sal_uInt32 nColIndex ) const; /** Fills the options object with column data for separators mode. */ void FillColumnDataSep( ScAsciiOptions& rOptions ) const; /** Fills the options object with column data for fixed width mode. */ void FillColumnDataFix( ScAsciiOptions& rOptions ) const; private: /** Returns the data type of the specified column. */ SAL_DLLPRIVATE sal_Int32 GetColumnType( sal_uInt32 nColIndex ) const; /** Sets the data type of the specified column. */ SAL_DLLPRIVATE void SetColumnType( sal_uInt32 nColIndex, sal_Int32 nColType ); /** Scrolls data grid vertically. */ SAL_DLLPRIVATE void ScrollVertRel( ScMoveMode eDir ); /** Executes the data type popup menu. */ SAL_DLLPRIVATE void ExecutePopup( const Point& rPos ); // selection handling ----------------------------------------------------- public: /** Returns true, if the specified column is selected. */ bool IsSelected( sal_uInt32 nColIndex ) const; /** Returns index of the first selected column. */ sal_uInt32 GetFirstSelected() const; /** Returns index of the first selected column really after nFromIndex. */ sal_uInt32 GetNextSelected( sal_uInt32 nFromIndex ) const; /** Selects or deselects the specified column. */ void Select( sal_uInt32 nColIndex, bool bSelect = true ); /** Toggles selection of the specified column. */ void ToggleSelect( sal_uInt32 nColIndex ); /** Selects or deselects the specified column range. */ void SelectRange( sal_uInt32 nColIndex1, sal_uInt32 nColIndex2, bool bSelect = true ); /** Selects or deselects all columns. */ void SelectAll( bool bSelect = true ); /** Returns index of the focused column. */ sal_uInt32 GetFocusColumn() const { return GetColumnFromPos( GetGridCursorPos() ); } private: /** Moves column cursor to a new position. */ SAL_DLLPRIVATE void MoveCursor( sal_uInt32 nColIndex ); /** Moves column cursor to the given direction. */ SAL_DLLPRIVATE void MoveCursorRel( ScMoveMode eDir ); /** Clears the entire selection without notify. */ SAL_DLLPRIVATE void ImplClearSelection(); /** Executes selection action for a specific column. */ SAL_DLLPRIVATE void DoSelectAction( sal_uInt32 nColIndex, sal_uInt16 nModifier ); // cell contents ---------------------------------------------------------- public: /** Fills all cells of a line with the passed text (separators mode). */ void ImplSetTextLineSep( sal_Int32 nLine, const OUString& rTextLine, const OUString& rSepChars, sal_Unicode cTextSep, bool bMergeSep, bool bRemoveSpace = false ); /** Fills all cells of a line with the passed text (fixed width mode). */ void ImplSetTextLineFix( sal_Int32 nLine, const OUString& rTextLine ); /** Returns the text of the specified cell. */ const OUString& GetCellText( sal_uInt32 nColIndex, sal_Int32 nLine ) const; // event handling --------------------------------------------------------- protected: virtual void Resize() override; virtual void GetFocus() override; virtual void LoseFocus() override; virtual void MouseButtonDown( const MouseEvent& rMEvt ) override; virtual void Tracking( const TrackingEvent& rTEvt ) override; virtual void KeyInput( const KeyEvent& rKEvt ) override; virtual void Command( const CommandEvent& rCEvt ) override; virtual void DataChanged( const DataChangedEvent& rDCEvt ) override; virtual void ConfigurationChanged( ::utl::ConfigurationBroadcaster*, ConfigurationHints ) override; // painting --------------------------------------------------------------- protected: virtual void Paint( vcl::RenderContext& rRenderContext, const tools::Rectangle& ) override; public: /** Redraws the entire data grid. */ void ImplRedraw(); /** Returns a pointer to the used edit engine. */ EditEngine* GetEditEngine(); private: /** Returns the width of the control. */ sal_Int32 GetWidth() const { return maWinSize.Width(); } /** Returns the height of the control. */ sal_Int32 GetHeight() const { return maWinSize.Height(); } /** Sets a clip region in the specified output device for the specified column. */ SAL_DLLPRIVATE void ImplSetColumnClipRegion( OutputDevice& rOutDev, sal_uInt32 nColIndex ); /** Draws the header of the specified column to the specified output device. */ SAL_DLLPRIVATE void ImplDrawColumnHeader( OutputDevice& rOutDev, sal_uInt32 nColIndex, Color aFillColor ); /** Draws the text at the specified position to maBackgrDev. */ SAL_DLLPRIVATE void ImplDrawCellText( const Point& rPos, const OUString& rText ); /** Draws the "first imported line" separator to maBackgrDev (or erases, if bSet is false). */ SAL_DLLPRIVATE void ImplDrawFirstLineSep( bool bSet ); /** Draws the column with index nColIndex to maBackgrDev. */ SAL_DLLPRIVATE void ImplDrawColumnBackgr( sal_uInt32 nColIndex ); /** Draws the row headers column to maBackgrDev. */ SAL_DLLPRIVATE void ImplDrawRowHeaders(); /** Draws all columns and the row headers column to maBackgrDev. */ SAL_DLLPRIVATE void ImplDrawBackgrDev(); /** Draws the column with index nColIndex with its selection state to maGridDev. */ SAL_DLLPRIVATE void ImplDrawColumnSelection( sal_uInt32 nColIndex ); /** Draws all columns with selection and cursor to maGridDev. */ SAL_DLLPRIVATE void ImplDrawGridDev(); /** Redraws the entire column (background and selection). */ SAL_DLLPRIVATE void ImplDrawColumn( sal_uInt32 nColIndex ); /** Optimized drawing: Scrolls horizontally and redraws only missing parts. */ SAL_DLLPRIVATE void ImplDrawHorzScrolled( sal_Int32 nOldPos ); /** Inverts the cursor bar at the specified position in maGridDev. */ SAL_DLLPRIVATE void ImplInvertCursor( sal_Int32 nPos ); /** Draws directly tracking rectangle to the column with the specified index. */ SAL_DLLPRIVATE void ImplDrawTrackingRect( sal_uInt32 nColIndex ); // accessibility ---------------------------------------------------------- protected: /** Creates a new accessible object. */ virtual rtl::Reference ImplCreateAccessible() override; }; #endif /* vim:set shiftwidth=4 softtabstop=4 expandtab: */