diff options
Diffstat (limited to '')
| -rw-r--r-- | svtools/inc/table/defaultinputhandler.hxx | 58 | ||||
| -rw-r--r-- | svtools/inc/table/gridtablerenderer.hxx | 116 | ||||
| -rw-r--r-- | svtools/inc/table/tablecontrol.hxx | 173 | ||||
| -rw-r--r-- | svtools/inc/table/tablecontrolinterface.hxx | 237 | ||||
| -rw-r--r-- | svtools/inc/table/tableinputhandler.hxx | 63 | ||||
| -rw-r--r-- | svtools/inc/table/tablemodel.hxx | 454 | ||||
| -rw-r--r-- | svtools/inc/table/tablerenderer.hxx | 249 | ||||
| -rw-r--r-- | svtools/inc/table/tablesort.hxx | 80 | ||||
| -rw-r--r-- | svtools/inc/table/tabletypes.hxx | 52 |
9 files changed, 1482 insertions, 0 deletions
diff --git a/svtools/inc/table/defaultinputhandler.hxx b/svtools/inc/table/defaultinputhandler.hxx new file mode 100644 index 000000000..add1a0693 --- /dev/null +++ b/svtools/inc/table/defaultinputhandler.hxx @@ -0,0 +1,58 @@ +/* -*- 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 . + */ + +#pragma once + +#include <table/tableinputhandler.hxx> +#include <rtl/ref.hxx> +#include <mousefunction.hxx> + +#include <vector> + + +namespace svt::table +{ + + class DefaultInputHandler final : public ITableInputHandler + { + public: + DefaultInputHandler(); + virtual ~DefaultInputHandler() override; + + virtual bool MouseMove ( ITableControl& _rControl, const MouseEvent& rMEvt ) override; + virtual bool MouseButtonDown ( ITableControl& _rControl, const MouseEvent& rMEvt ) override; + virtual bool MouseButtonUp ( ITableControl& _rControl, const MouseEvent& rMEvt ) override; + virtual bool KeyInput ( ITableControl& _rControl, const KeyEvent& rKEvt ) override; + virtual bool GetFocus ( ITableControl& _rControl ) override; + virtual bool LoseFocus ( ITableControl& _rControl ) override; + + private: + bool delegateMouseEvent( ITableControl& i_control, const MouseEvent& i_event, + FunctionResult ( MouseFunction::*i_handlerMethod )( ITableControl&, const MouseEvent& ) ); + + rtl::Reference< MouseFunction > pActiveFunction; + std::vector< rtl::Reference< MouseFunction > > aMouseFunctions; + }; + + +} // namespace svt::table + + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/svtools/inc/table/gridtablerenderer.hxx b/svtools/inc/table/gridtablerenderer.hxx new file mode 100644 index 000000000..e372de324 --- /dev/null +++ b/svtools/inc/table/gridtablerenderer.hxx @@ -0,0 +1,116 @@ +/* -*- 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 . + */ + +#pragma once + +#include <table/tablemodel.hxx> +#include <vcl/image.hxx> + +#include <memory> + + +namespace svt::table +{ + + + struct GridTableRenderer_Impl; + + + //= GridTableRenderer + + /** a default implementation for the ->ITableRenderer interface + + This class is able to paint a table grid, table headers, and cell + backgrounds according to the selected/active state of cells. + */ + class GridTableRenderer final : public ITableRenderer + { + private: + ::std::unique_ptr< GridTableRenderer_Impl > m_pImpl; + + public: + /** creates a table renderer associated with the given model + + @param _rModel + the model which should be rendered. The caller is responsible + for lifetime control, that is, the model instance must live + at least as long as the renderer instance lives + */ + GridTableRenderer( ITableModel& _rModel ); + virtual ~GridTableRenderer() override; + + /** determines whether or not to paint grid lines + */ + bool useGridLines() const; + + /** controls whether or not to paint grid lines + */ + void useGridLines( bool const i_use ); + + public: + // ITableRenderer overridables + virtual void PaintHeaderArea( + vcl::RenderContext& _rDevice, const tools::Rectangle& _rArea, + bool _bIsColHeaderArea, bool _bIsRowHeaderArea, + const StyleSettings& _rStyle ) override; + virtual void PaintColumnHeader( ColPos _nCol, + vcl::RenderContext& _rDevice, const tools::Rectangle& _rArea, + const StyleSettings& _rStyle ) override; + virtual void PrepareRow( RowPos _nRow, bool i_hasControlFocus, bool _bSelected, + vcl::RenderContext& _rDevice, const tools::Rectangle& _rRowArea, + const StyleSettings& _rStyle ) override; + virtual void PaintRowHeader( + vcl::RenderContext& _rDevice, const tools::Rectangle& _rArea, + const StyleSettings& _rStyle ) override; + virtual void PaintCell( ColPos const i_col, + bool i_hasControlFocus, bool _bSelected, + vcl::RenderContext& _rDevice, const tools::Rectangle& _rArea, + const StyleSettings& _rStyle ) override; + virtual void ShowCellCursor( vcl::Window& _rView, const tools::Rectangle& _rCursorRect) override; + virtual void HideCellCursor( vcl::Window& _rView ) override; + virtual bool FitsIntoCell( + css::uno::Any const & i_cellContent, + OutputDevice& i_targetDevice, tools::Rectangle const & i_targetArea + ) const override; + virtual bool GetFormattedCellString( + css::uno::Any const & i_cellValue, + OUString & o_cellString + ) const override; + + private: + struct CellRenderContext; + + void impl_paintCellContent( + CellRenderContext const & i_context + ); + void impl_paintCellImage( + CellRenderContext const & i_context, + Image const & i_image + ); + void impl_paintCellText( + CellRenderContext const & i_context, + OUString const & i_text + ); + }; + +} // namespace svt::table + + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/svtools/inc/table/tablecontrol.hxx b/svtools/inc/table/tablecontrol.hxx new file mode 100644 index 000000000..ecb6ea52c --- /dev/null +++ b/svtools/inc/table/tablecontrol.hxx @@ -0,0 +1,173 @@ +/* -*- 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 . + */ + +#pragma once + +#include <table/tablemodel.hxx> +#include <vcl/accessibletable.hxx> + +#include <vcl/ctrl.hxx> +#include <vcl/seleng.hxx> + +#include <memory> + +namespace svt::table +{ + class TableControl_Impl; + + + //= TableControl + + /** a basic control which manages table-like data, i.e. a number of cells + organized in <code>m</code> rows and <code>n</code> columns. + + The control itself does not do any assumptions about the concrete data + it displays, this is encapsulated in an instance supporting the + ->ITableModel interface. + + Also, the control does not do any assumptions about how the model's + content is rendered. This is the responsibility of a component + supporting the ->ITableRenderer interface (the renderer is obtained from + the model). + + The control supports the concept of a <em>current</em> (or <em>active</em> + cell). + The control supports accessibility, this is encapsulated in IAccessibleTable + */ + class TableControl final : public Control, public vcl::table::IAccessibleTable + { + private: + std::shared_ptr<TableControl_Impl> m_pImpl; + + + public: + TableControl( vcl::Window* _pParent, WinBits _nStyle ); + virtual ~TableControl() override; + virtual void dispose() override; + + /// sets a new table model + void SetModel( const PTableModel& _pModel ); + /// retrieves the current table model + PTableModel GetModel() const; + + /** retrieves the current row + + The current row is the one which contains the active cell. + + @return + the row index of the active cell, or ->ROW_INVALID + if there is no active cell, e.g. because the table does + not contain any rows or columns. + */ + sal_Int32 GetCurrentRow() const override; + + ITableControl& + getTableControlInterface(); + + /** retrieves the current column + + The current col is the one which contains the active cell. + + @return + the column index of the active cell, or ->COL_INVALID + if there is no active cell, e.g. because the table does + not contain any rows or columns. + */ + sal_Int32 GetCurrentColumn() const override; + + /** activates the cell at the given position + */ + void GoTo( ColPos _nColumnPos, RowPos _nRow); + + virtual void Resize() override; + void Select(); + + /**after removing a row, updates the vector which contains the selected rows + if the row, which should be removed, is selected, it will be erased from the vector + */ + SelectionEngine* getSelEngine(); + vcl::Window& getDataWindow(); + + // Window overridables + virtual void GetFocus() override; + virtual void LoseFocus() override; + virtual void KeyInput( const KeyEvent& rKEvt ) override; + virtual void StateChanged( StateChangedType i_nStateChange ) override; + + /** Creates and returns the accessible object of the whole GridControl. */ + virtual css::uno::Reference< css::accessibility::XAccessible > CreateAccessible() override; + virtual css::uno::Reference< css::accessibility::XAccessible > CreateAccessibleControl( sal_Int32 _nIndex ) override; + virtual OUString GetAccessibleObjectName(vcl::table::AccessibleTableControlObjType eObjType, sal_Int32 _nRow, sal_Int32 _nCol) const override; + virtual void GoToCell( sal_Int32 _nColumnPos, sal_Int32 _nRow ) override; + virtual OUString GetAccessibleObjectDescription(vcl::table::AccessibleTableControlObjType eObjType) const override; + virtual void FillAccessibleStateSet( ::utl::AccessibleStateSetHelper& rStateSet, vcl::table::AccessibleTableControlObjType eObjType ) const override; + + // temporary methods + // Those do not really belong into the public API - they're intended for firing A11Y-related events. However, + // firing those events should be an implementation internal to the TableControl resp. TableControl_Impl, + // instead of something triggered externally. + void commitCellEventIfAccessibleAlive( sal_Int16 const i_eventID, const css::uno::Any& i_newValue, const css::uno::Any& i_oldValue ); + void commitTableEventIfAccessibleAlive( sal_Int16 const i_eventID, const css::uno::Any& i_newValue, const css::uno::Any& i_oldValue ); + + + // IAccessibleTable + virtual tools::Rectangle GetWindowExtentsRelative(const vcl::Window *pRelativeWindow) const override; + virtual void GrabFocus() override; + virtual css::uno::Reference< css::accessibility::XAccessible > GetAccessible() override; + virtual vcl::Window* GetAccessibleParentWindow() const override; + virtual vcl::Window* GetWindowInstance() override; + virtual sal_Int32 GetAccessibleControlCount() const override; + virtual bool ConvertPointToControlIndex( sal_Int32& _rnIndex, const Point& _rPoint ) override; + virtual sal_Int32 GetRowCount() const override; + virtual sal_Int32 GetColumnCount() const override; + virtual bool ConvertPointToCellAddress( sal_Int32& _rnRow, sal_Int32& _rnColPos, const Point& _rPoint ) override; + virtual tools::Rectangle calcHeaderRect( bool _bIsColumnBar ) override; + virtual tools::Rectangle calcHeaderCellRect( bool _bIsColumnBar, sal_Int32 nPos) override; + virtual tools::Rectangle calcTableRect() override; + virtual tools::Rectangle calcCellRect( sal_Int32 _nRowPos, sal_Int32 _nColPos ) override; + virtual tools::Rectangle GetFieldCharacterBounds(sal_Int32 _nRow,sal_Int32 _nColumnPos,sal_Int32 nIndex) override; + virtual sal_Int32 GetFieldIndexAtPoint(sal_Int32 _nRow,sal_Int32 _nColumnPos,const Point& _rPoint) override; + virtual void FillAccessibleStateSetForCell( ::utl::AccessibleStateSetHelper& _rStateSet, sal_Int32 _nRow, sal_uInt16 _nColumnPos ) const override; + virtual OUString GetRowName(sal_Int32 _nIndex) const override; + virtual OUString GetColumnName( sal_Int32 _nIndex ) const override; + virtual bool HasRowHeader() override; + virtual bool HasColHeader() override; + virtual OUString GetAccessibleCellText(sal_Int32 _nRowPos, sal_Int32 _nColPos) const override; + + virtual sal_Int32 GetSelectedRowCount() const override; + virtual sal_Int32 GetSelectedRowIndex( sal_Int32 const i_selectionIndex ) const override; + virtual bool IsRowSelected( sal_Int32 const i_rowIndex ) const override; + virtual void SelectRow( sal_Int32 const i_rowIndex, bool const i_select ) override; + virtual void SelectAllRows( bool const i_select ) override; + + + private: + DECL_LINK( ImplSelectHdl, LinkParamNone*, void ); + + private: + TableControl( const TableControl& ) = delete; + TableControl& operator=( const TableControl& ) = delete; + }; + + +} // namespace svt::table + + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/svtools/inc/table/tablecontrolinterface.hxx b/svtools/inc/table/tablecontrolinterface.hxx new file mode 100644 index 000000000..6a5927284 --- /dev/null +++ b/svtools/inc/table/tablecontrolinterface.hxx @@ -0,0 +1,237 @@ +/* -*- 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 . + */ + +#pragma once + +#include <sal/types.h> +#include <vcl/seleng.hxx> +#include <vcl/window.hxx> + +#include <table/tabletypes.hxx> +#include <table/tablemodel.hxx> + +namespace svt::table +{ + //= TableControlAction + enum TableControlAction + { + /// moves the cursor in the table control one row up, if possible, by keeping the current column + cursorUp, + /// moves the cursor in the table control one row down, if possible, by keeping the current column + cursorDown, + /// moves the cursor in the table control one column to the left, if possible, by keeping the current row + cursorLeft, + /// moves the cursor in the table control one column to the right, if possible, by keeping the current row + cursorRight, + /// moves the cursor to the beginning of the current line + cursorToLineStart, + /// moves the cursor to the end of the current line + cursorToLineEnd, + /// moves the cursor to the first row, keeping the current column + cursorToFirstLine, + /// moves the cursor to the last row, keeping the current column + cursorToLastLine, + /// moves the cursor one page up, keeping the current column + cursorPageUp, + /// moves the cursor one page down, keeping the current column + cursorPageDown, + /// moves the cursor to the top-most, left-most cell + cursorTopLeft, + /// moves the cursor to the bottom-most, right-most cell + cursorBottomRight, + /// selects the row, where the actual cursor is + cursorSelectRow, + /// selects the rows, above the actual cursor is + cursorSelectRowUp, + /// selects the row, beneath the actual cursor is + cursorSelectRowDown, + /// selects the row, from the actual cursor till top + cursorSelectRowAreaTop, + /// selects the row, from the actual cursor till bottom + cursorSelectRowAreaBottom, + + /// invalid and final enumeration value, not to be actually used + invalidTableControlAction + }; + + + //= TableCellArea + + enum TableCellArea + { + CellContent, + ColumnDivider + }; + + + //= TableCell + + struct TableCell + { + ColPos nColumn; + RowPos nRow; + TableCellArea eArea; + + TableCell( ColPos const i_column, RowPos const i_row ) + :nColumn( i_column ) + ,nRow( i_row ) + ,eArea( CellContent ) + { + } + }; + + + //= ColumnMetrics + + struct ColumnMetrics + { + /** the start of the column, in pixels. Might be negative, in case the column is scrolled out of the visible + area. Note: see below. + */ + tools::Long nStartPixel; + + /** the end of the column, in pixels, plus 1. Effectively, this is the accumulated width of all columns + up to the current one. + + Huh? Earlier you said that the nStartPixel of columns + scrolled out (to the left) of the visible area is + negative. Also, where is the promise that there is no gap + between columns? The above claim would be true only if the + first column always started at zero, and there is never a + gap. So these doc comments are inconsistent. How + surprising. + */ + tools::Long nEndPixel; + + ColumnMetrics() + :nStartPixel(0) + ,nEndPixel(0) + { + } + + ColumnMetrics( tools::Long const i_start, tools::Long const i_end ) + :nStartPixel( i_start ) + ,nEndPixel( i_end ) + { + } + }; + + + //= TableArea + + enum class TableArea + { + ColumnHeaders, + RowHeaders, + All + }; + + + //= ITableControl + + /** defines a callback interface to be implemented by a concrete table control + */ + class SAL_NO_VTABLE ITableControl + { + public: + /** hides the cell cursor + + The method cares for successive calls, that is, for every call to + ->hideCursor(), you need one call to ->showCursor. Only if the number + of both calls matches, the cursor is really shown. + + @see showCursor + */ + virtual void hideCursor() = 0; + + /** shows the cell cursor + + @see hideCursor + */ + virtual void showCursor() = 0; + + /** dispatches an action to the table control + + @return + <TRUE/> if the action could be dispatched successfully, <FALSE/> otherwise. Usual + failure conditions include some other instance vetoing the action, or impossibility + to execute the action at all (for instance moving up one row when already positioned + on the very first row). + + @see TableControlAction + */ + virtual bool dispatchAction( TableControlAction _eAction ) = 0; + + /** returns selection engine*/ + virtual SelectionEngine* getSelEngine() = 0; + + /** returns the table model + + The returned model is guaranteed to not be <NULL/>. + */ + virtual PTableModel getModel() const = 0; + + /// returns the index of the currently active column + virtual ColPos getCurrentColumn() const = 0; + + /// returns the index of the currently active row + virtual RowPos getCurrentRow() const = 0; + + /// activates the given cell + virtual void activateCell( ColPos const i_col, RowPos const i_row ) = 0; + + /// retrieves the size of the table window, in pixels + virtual ::Size getTableSizePixel() const = 0; + + /// sets a new mouse pointer for the table window + virtual void setPointer( PointerStyle i_pointer ) = 0; + + /// captures the mouse to the table window + virtual void captureMouse() = 0; + + /// releases the mouse, after it had previously been captured + virtual void releaseMouse() = 0; + + /// invalidates the table window + virtual void invalidate( TableArea const i_what ) = 0; + + /// calculates a width, given in pixels, into an AppFont-based width + virtual tools::Long pixelWidthToAppFont( tools::Long const i_pixels ) const = 0; + + /// shows a tracking rectangle + virtual void showTracking( tools::Rectangle const & i_location, ShowTrackFlags const i_flags ) = 0; + + /// hides a previously shown tracking rectangle + virtual void hideTracking() = 0; + + /// does a hit test for the given pixel coordinates + virtual TableCell hitTest( const Point& rPoint ) const = 0; + + /// retrieves the metrics for a given column + virtual ColumnMetrics getColumnMetrics( ColPos const i_column ) const = 0; + + /// determines whether a given row is selected + virtual bool isRowSelected( RowPos _nRow ) const = 0; + + virtual ~ITableControl() {}; + }; + +} // namespace svt::table + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/svtools/inc/table/tableinputhandler.hxx b/svtools/inc/table/tableinputhandler.hxx new file mode 100644 index 000000000..9d11df38d --- /dev/null +++ b/svtools/inc/table/tableinputhandler.hxx @@ -0,0 +1,63 @@ +/* -*- 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 . + */ + +#pragma once + +#include <memory> + +class MouseEvent; +class KeyEvent; + + +namespace svt::table +{ + + + class ITableControl; + + + //= ITableInputHandler + + /** interface for components handling input in a ->TableControl + */ + class ITableInputHandler + { + public: + // all those methods have the same semantics as the equal-named methods of ->Window, + // with the additional option to return a boolean value indicating whether + // the event should be further processed by the ->Window implementations (<FALSE/>), + // or whether it has been sufficiently handled by the ->ITableInputHandler instance + // (<FALSE/>). + + virtual bool MouseMove ( ITableControl& _rControl, const MouseEvent& rMEvt ) = 0; + virtual bool MouseButtonDown ( ITableControl& _rControl, const MouseEvent& rMEvt ) = 0; + virtual bool MouseButtonUp ( ITableControl& _rControl, const MouseEvent& rMEvt ) = 0; + virtual bool KeyInput ( ITableControl& _rControl, const KeyEvent& rKEvt ) = 0; + virtual bool GetFocus ( ITableControl& _rControl ) = 0; + virtual bool LoseFocus ( ITableControl& _rControl ) = 0; + + virtual ~ITableInputHandler() { } + }; + typedef std::shared_ptr< ITableInputHandler > PTableInputHandler; + + +} // namespace svt::table + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/svtools/inc/table/tablemodel.hxx b/svtools/inc/table/tablemodel.hxx new file mode 100644 index 000000000..b3bcc36e9 --- /dev/null +++ b/svtools/inc/table/tablemodel.hxx @@ -0,0 +1,454 @@ +/* -*- 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 . + */ + +#pragma once + +#include <svtools/svtdllapi.h> +#include <table/tabletypes.hxx> +#include <table/tablerenderer.hxx> +#include <table/tableinputhandler.hxx> + +#include <com/sun/star/style/VerticalAlignment.hpp> +#include <com/sun/star/style/HorizontalAlignment.hpp> + +#include <sal/types.h> + +#include <optional> +#include <memory> +#include <vector> +#include <o3tl/typed_flags_set.hxx> + +namespace svt::table { class ITableDataSort; } + +class Color; + +enum class ColumnAttributeGroup +{ + NONE = 0x00, + /// denotes column attributes related to the width of the column + WIDTH = 0x01, + /// denotes column attributes related to the appearance of the column, i.e. those relevant for rendering + APPEARANCE = 0x02, + /// denotes the entirety of column attributes + ALL = 0x03, +}; +namespace o3tl +{ + template<> struct typed_flags<ColumnAttributeGroup> : is_typed_flags<ColumnAttributeGroup, 0x03> {}; +} + + +namespace svt::table +{ + //= ScrollbarVisibility + enum ScrollbarVisibility + { + /** enumeration value denoting that a scrollbar should never be visible, even + if needed normally + */ + ScrollbarShowNever, + /** enumeration value denoting that a scrollbar should be visible when needed only + */ + ScrollbarShowSmart, + /** enumeration value denoting that a scrollbar should always be visible, even + if not needed normally + */ + ScrollbarShowAlways + }; + + + //= ITableModelListener + + /** declares an interface to be implemented by components interested in + changes in an ->ITableModel + */ + class SAL_NO_VTABLE ITableModelListener : public std::enable_shared_from_this< ITableModelListener > + { + public: + /** notifies the listener that one or more rows have been inserted into + the table + + @param first + the index of the first newly inserted row + @param last + the index of the last newly inserted row. Must not be smaller + than ->first + */ + virtual void rowsInserted( RowPos first, RowPos last ) = 0; + + /** notifies the listener that one or more rows have been removed from + the table + + @param first + the old index of the first removed row. If this is <code>-1</code>, then all + rows have been removed from the model. + @param last + the old index of the last removed row. Must not be smaller + than ->first + */ + virtual void rowsRemoved( RowPos first, RowPos last ) = 0; + + /** notifies the listener that one or more columns have been inserted into + the table + */ + virtual void columnInserted() = 0; + + /** notifies the listener that one or more columns have been removed from + the table + */ + virtual void columnRemoved() = 0; + + /** notifies the listener that all columns have been removed from the model + */ + virtual void allColumnsRemoved() = 0; + + /** notifies the listener that a rectangular cell range in the table + has been updated + + Listeners are required to discard any possibly cached information + they have about the cells in question, in particular any possibly + cached cell values. + */ + virtual void cellsUpdated( RowPos const i_firstRow, RowPos const i_lastRow ) = 0; + + /** notifies the listener that attributes of a given column changed + + @param i_column + the position of the column whose attributes changed + @param i_attributeGroup + a combination of one or more <code>COL_ATTRS_*</code> flags, denoting the attribute group(s) + in which changes occurred. + */ + virtual void columnChanged( ColPos const i_column, ColumnAttributeGroup const i_attributeGroup ) = 0; + + /** notifies the listener that the metrics of the table changed. + + Metrics here include the column header height, the row header width, the row height, and the presence + of both the row and column header. + */ + virtual void tableMetricsChanged() = 0; + + /// deletes the listener instance + virtual ~ITableModelListener(){}; + }; + typedef std::shared_ptr< ITableModelListener > PTableModelListener; + + + //= IColumnModel + + /** interface to be implemented by table column models + */ + class SAL_NO_VTABLE IColumnModel + { + public: + /** returns the name of the column + + Column names should be human-readable, but not necessarily unique + within a given table. + + @see setName + */ + virtual OUString getName() const = 0; + + /** retrieves the help text to be displayed for the column. + */ + virtual OUString getHelpText() const = 0; + + /** determines whether the column can be interactively resized + + @see getMinWidth + @see getMaxWidth + @see getWidth + */ + virtual bool isResizable() const = 0; + + /** denotes the relative flexibility of the column + + This flexibility is taken into account when a table control auto-resizes its columns, because the available + space changed. In this case, the columns grow or shrink according to their flexibility. + + A value of 0 means the column is not auto-resized at all. + */ + virtual sal_Int32 getFlexibility() const = 0; + + /** returns the width of the column, in app-font units + + The returned value must be a positive ->TableMetrics value. + + @see setWidth + @see getMinWidth + @see getMaxWidth + */ + virtual TableMetrics getWidth() const = 0; + + /** sets a new width for the column + + @param _nWidth + the new width, app-font units + + @see getWidth + */ + virtual void setWidth( TableMetrics _nWidth ) = 0; + + /** returns the minimum width of the column, in app-font units, or 0 if the column + does not have a minimal width + + @see setMinWidth + @see getMaxWidth + @see getWidth + */ + virtual TableMetrics getMinWidth() const = 0; + + /** returns the maximum width of the column, in app-font units, or 0 if the column + does not have a minimal width + + @see setMaxWidth + @see getMinWidth + @see getWidth + */ + virtual TableMetrics getMaxWidth() const = 0; + + /** retrieves the horizontal alignment to be used for content in this cell + */ + virtual css::style::HorizontalAlignment getHorizontalAlign() = 0; + + /// deletes the column model instance + virtual ~IColumnModel() { } + }; + typedef std::shared_ptr< IColumnModel > PColumnModel; + + + //= ITableModel + + /** declares the interface to implement by an abstract table model + */ + class SAL_NO_VTABLE SVT_DLLPUBLIC ITableModel + { + public: + /** returns the number of columns in the table + */ + virtual TableSize getColumnCount() const = 0; + + /** returns the number of rows in the table + */ + virtual TableSize getRowCount() const = 0; + + /** determines whether the table has column headers + + If this method returns <TRUE/>, the renderer returned by + ->getRenderer must be able to render column headers. + + @see IColumnRenderer + */ + virtual bool hasColumnHeaders() const = 0; + + /** determines whether the table has row headers + + If this method returns <TRUE/>, the renderer returned by + ->getRenderer must be able to render row headers. + + @see IColumnRenderer + */ + virtual bool hasRowHeaders() const = 0; + + /** returns a model for a certain column + + @param column + the index of the column in question. Must be greater than or + equal 0, and smaller than the return value of ->getColumnCount() + + @return + the model of the column in question. Must not be <NULL/> + */ + virtual PColumnModel getColumnModel( ColPos column ) = 0; + + /** returns a renderer which is able to paint the table represented + by this table model + + @return the renderer to use. Must not be <NULL/> + */ + virtual PTableRenderer getRenderer() const = 0; + + /** returns the component handling input in a view associated with the model + */ + virtual PTableInputHandler getInputHandler() const = 0; + + /** determines the height of rows in the table. + + @return + the logical height of rows in the table, in app-font units. The height must be + greater 0. + */ + virtual TableMetrics getRowHeight() const = 0; + + /** determines the height of the column header row + + This method is not to be called if ->hasColumnHeaders() + returned <FALSE/>. + + @return + the logical height of the column header row, in app-font units. + Must be greater than 0. + */ + virtual TableMetrics getColumnHeaderHeight() const = 0; + + /** determines the width of the row header column + + This method is not to be called if ->hasRowHeaders() + returned <FALSE/>. + + @return + the logical width of the row header column, in app-font units. + Must be greater than 0. + */ + virtual TableMetrics getRowHeaderWidth() const = 0; + + /** returns the visibility mode of the vertical scrollbar + */ + virtual ScrollbarVisibility getVerticalScrollbarVisibility() const = 0; + + /** returns the visibility mode of the horizontal scrollbar + */ + virtual ScrollbarVisibility getHorizontalScrollbarVisibility() const = 0; + + /** adds a listener to be notified of changes in the table model + */ + virtual void addTableModelListener( const PTableModelListener& i_listener ) = 0; + + /** remove a listener to be notified of changes in the table model + */ + virtual void removeTableModelListener( const PTableModelListener& i_listener ) = 0; + + /** retrieves the content of the given cell + */ + virtual void getCellContent( ColPos const i_col, RowPos const i_row, css::uno::Any& o_cellContent ) = 0; + + /** returns an object which should be displayed as tooltip for the given cell + + At the moment, only string-convertible values are supported here. In the future, one might imagine displaying + scaled-down versions of a graphic in a cell, and a larger version of that very graphic as tooltip. + + If no tooltip object is provided, then the cell content is used, and displayed as tooltip for the cell + if and only if it doesn't fit into the cell's space itself. + + @param i_col + The column index of the cell in question. COL_ROW_HEADERS is a valid argument here. + @param i_row + The row index of the cell in question. + @param o_cellToolTip + takes the tooltip object upon return. + */ + virtual void getCellToolTip( ColPos const i_col, RowPos const i_row, css::uno::Any & o_cellToolTip ) = 0; + + /** retrieves title of a given row + */ + virtual css::uno::Any getRowHeading( RowPos const i_rowPos ) const = 0; + + /** returns the color to be used for rendering the grid lines. + + If this value is not set, a default color from the style settings will be used. + */ + virtual ::std::optional< ::Color > getLineColor() const = 0; + + /** returns the color to be used for rendering the header background. + + If this value is not set, a default color from the style settings will be used. + */ + virtual ::std::optional< ::Color > getHeaderBackgroundColor() const = 0; + + /** returns the color to be used for rendering the header text. + + If this value is not set, a default color from the style settings will be used. + */ + virtual ::std::optional< ::Color > getHeaderTextColor() const = 0; + + /** returns the color to be used for the background of selected cells, when the control has the focus + + If this value is not set, a default color from the style settings will be used. + */ + virtual ::std::optional< ::Color > getActiveSelectionBackColor() const = 0; + + /** returns the color to be used for the background of selected cells, when the control does not have the focus + + If this value is not set, a default color from the style settings will be used. + */ + virtual ::std::optional< ::Color > getInactiveSelectionBackColor() const = 0; + + /** returns the color to be used for the text of selected cells, when the control has the focus + + If this value is not set, a default color from the style settings will be used. + */ + virtual ::std::optional< ::Color > getActiveSelectionTextColor() const = 0; + + /** returns the color to be used for the text of selected cells, when the control does not have the focus + + If this value is not set, a default color from the style settings will be used. + */ + virtual ::std::optional< ::Color > getInactiveSelectionTextColor() const = 0; + + /** returns the color to be used for rendering cell texts. + + If this value is not set, a default color from the style settings will be used. + */ + virtual ::std::optional< ::Color > getTextColor() const = 0; + + /** returns the color to be used for text lines (underline, strikethrough) when rendering cell text. + + If this value is not set, a default color from the style settings will be used. + */ + virtual ::std::optional< ::Color > getTextLineColor() const = 0; + + /** returns the colors to be used for the row backgrounds. + + If this value is not set, every second row will have a background color derived from the style settings's + selection color, the other rows will not have a special background at all. + + If this value is an empty sequence, the rows will not have a special background at all, instead the + normal background of the complete control will be used. + + If value is a non-empty sequence, then rows will have the background colors as specified in the sequence, + in alternating order. + */ + virtual ::std::optional< ::std::vector< ::Color > > + getRowBackgroundColors() const = 0; + + /** determines the vertical alignment of content within a cell + */ + virtual css::style::VerticalAlignment getVerticalAlign() const = 0; + + /** returns an adapter to the sorting functionality of the model + + It is legitimate to return <NULL/> here, in this case, the table model does not support sorting. + */ + virtual ITableDataSort* getSortAdapter() = 0; + + /** returns enabled state. + */ + virtual bool isEnabled() const = 0; + + /// destroys the table model instance + virtual ~ITableModel() { } + }; + typedef std::shared_ptr< ITableModel > PTableModel; + + +} // namespace svt::table + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/svtools/inc/table/tablerenderer.hxx b/svtools/inc/table/tablerenderer.hxx new file mode 100644 index 000000000..c43bac818 --- /dev/null +++ b/svtools/inc/table/tablerenderer.hxx @@ -0,0 +1,249 @@ +/* -*- 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 . + */ + +#pragma once + +#include <table/tabletypes.hxx> + +#include <rtl/ustring.hxx> + +#include <memory> + +namespace com :: sun :: star :: uno { class Any; } +namespace tools { class Rectangle; } +namespace vcl { class Window; } + +class OutputDevice; +class StyleSettings; +namespace vcl { + typedef OutputDevice RenderContext; +}; + + +namespace svt::table +{ + + + //= ITableRenderer + + /** interface to implement by components rendering a ->TableControl + */ + class SAL_NO_VTABLE ITableRenderer + { + public: + + /** paints a (part of) header area + + There are two header areas in a table control: + <ul><li>The row containing all column headers, i.e. <em>above</em> all rows containing the data</li> + <li>The column containing all row headers. i.e. <em>left of</em> all columns containing the data</li> + </ul> + + A header area is more than the union of the single column/row headers. + + First, there might be less columns than fit into the view - in this case, right + beside the right-most column, there's still room which belongs to the column header + area, but is not occupied by any particular column header.<br/> + An equivalent statement holds for the row header area, if there are fewer rows than + fit into the view. + + Second, if the table control has both a row header and a column header, + the intersection between those both belongs to both the column header area and the + row header area, but not to any particular column or row header. + + There are two flags specifying whether the to-be-painted area is part of the column + and/or row header area. + <ul><li>If both are <TRUE/>, the intersection of both areas is to be painted.</li> + <li>If ->_bIsColHeaderArea is <TRUE/> and ->_bIsRowHeaderArea is <FALSE/>, + then ->_rArea denotes the column header area <em>excluding</em> the + intersection between row and column header area.</li> + <li>Equivalently for ->_bIsColHeaderArea being <FALSE/> and ->_bIsRowHeaderArea + being <TRUE/></li> + </ul> + Note that it's not possible for both ->_bIsColHeaderArea and ->_bIsRowHeaderArea + to be <FALSE/> at the same time. + + @param _rDevice + the device to paint onto + @param _rArea + the area to paint into + @param _bIsColHeaderArea + <TRUE/> if and only if ->_rArea is part of the column header area. + @param _bIsRowHeaderArea + <TRUE/> if and only if ->_rArea is part of the row header area. + @param _rStyle + the style to be used for drawing + */ + virtual void PaintHeaderArea( + vcl::RenderContext& _rDevice, const tools::Rectangle& _rArea, + bool _bIsColHeaderArea, bool _bIsRowHeaderArea, + const StyleSettings& _rStyle ) = 0; + + /** paints the header for a given column + + @param _nCol + the index of the column to paint + @param _rDevice + denotes the device to paint onto + @param _rArea + the are into which the column header should be painted + @param _rStyle + the style to be used for drawing + */ + virtual void PaintColumnHeader( ColPos _nCol, + vcl::RenderContext& _rDevice, const tools::Rectangle& _rArea, + const StyleSettings& _rStyle ) = 0; + + /** prepares a row for painting + + Painting a table means painting rows as necessary, in an increasing + order. The assumption is that retrieving data for two different rows + is (potentially) more expensive than retrieving data for two different + columns. Thus, the renderer will get the chance to "seek" to a certain + row, and then has to render all cells in this row, before another + row is going to be painted. + + @param _nRow + the row which is going to be painted. The renderer should + at least remember this row, since subsequent calls to + ->PaintRowHeader(), ->PaintCell(), and ->FinishRow() will + not pass this parameter again. + + However, the renderer is also allowed to render any + cell-independent content of this row. + + @param i_hasControlFocus + <TRUE/> if and only if the table control currently has the focus + @param _bSelected + <TRUE/> if and only if the row to be prepared is + selected currently. + @param _rDevice + denotes the device to paint onto + @param _rRowArea + the are into which the row should be painted. This excludes + the row header area, if applicable. + @param _rStyle + the style to be used for drawing + */ + virtual void PrepareRow( RowPos _nRow, bool i_hasControlFocus, bool _bSelected, + vcl::RenderContext& _rDevice, const tools::Rectangle& _rRowArea, + const StyleSettings& _rStyle ) = 0; + + /** paints the header of a row + + The row to be painted is denoted by the most recent call to + ->PrepareRow. + + @param _rDevice + denotes the device to paint onto + @param _rArea + the are into which the row header should be painted + @param _rStyle + the style to be used for drawing + */ + virtual void PaintRowHeader( + vcl::RenderContext& _rDevice, tools::Rectangle const & _rArea, + StyleSettings const & _rStyle ) = 0; + + /** paints a certain cell + + The row to be painted is denoted by the most recent call to + ->PrepareRow. + + @param _bSelected + <TRUE/> if and only if the cell to be painted is + selected currently. This is the case if either + the row or the column of the cell is currently selected. + <br/> + Note that this flag is equal to the respective flag in the + previous ->PrepareRow call, it's passed here for convenience + only. + @param i_hasControlFocus + <TRUE/> if and only if the table control currently has the focus + <br/> + Note that this flag is equal to the respective flag in the + previous ->PrepareRow call, it's passed here for convenience + only. + @param _rDevice + denotes the device to paint onto + @param _rArea + the are into which the cell should be painted + @param _rStyle + the style to be used for drawing + */ + virtual void PaintCell( ColPos const i_col, + bool i_hasControlFocus, bool _bSelected, + vcl::RenderContext& _rDevice, const tools::Rectangle& _rArea, + const StyleSettings& _rStyle ) = 0; + + /** draws a cell cursor in the given rectangle + + The cell cursor is used to indicate the active/current cell + of a table control. + */ + virtual void ShowCellCursor( vcl::Window& _rView, const tools::Rectangle& _rCursorRect) = 0; + + /** hides the cell cursor previously drawn into the given rectangle + + The cell cursor is used to indicate the active/current cell + of a table control. + */ + virtual void HideCellCursor( vcl::Window& _rView ) = 0; + + /** checks whether a given cell content fits into a given target area on a given device. + + @param i_targetDevice + denotes the target device for the assumed rendering operation + + @param i_targetArea + denotes the area within the target device for the assumed rendering operation. + + @return + <TRUE/> if and only if the given cell content could be rendered into the given device and the + given area. + */ + virtual bool FitsIntoCell( + css::uno::Any const & i_cellContent, + OutputDevice& i_targetDevice, tools::Rectangle const & i_targetArea + ) const = 0; + + /** attempts to format the content of the given cell as string + + @param i_cellValue + the value for which an attempt for a string conversion should be made + @param o_cellString + the cell content, formatted as string + @return + <TRUE/> if and only if the content could be formatted as string + */ + virtual bool GetFormattedCellString( + css::uno::Any const & i_cellValue, + OUString & o_cellString + ) const = 0; + + /// deletes the renderer instance + virtual ~ITableRenderer() { } + }; + typedef std::shared_ptr< ITableRenderer > PTableRenderer; + + +} // namespace svt::table + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/svtools/inc/table/tablesort.hxx b/svtools/inc/table/tablesort.hxx new file mode 100644 index 000000000..699086352 --- /dev/null +++ b/svtools/inc/table/tablesort.hxx @@ -0,0 +1,80 @@ +/* -*- 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 . + */ + +#pragma once + +#include <table/tabletypes.hxx> + + +namespace svt::table +{ + + + //= ColumnSortDirection + + enum ColumnSortDirection + { + ColumnSortAscending, + ColumnSortDescending + }; + + + //= ColumnSort + + struct ColumnSort + { + ColPos nColumnPos; + ColumnSortDirection eSortDirection; + + ColumnSort() + :nColumnPos( COL_INVALID ) + ,eSortDirection( ColumnSortAscending ) + { + } + + }; + + + //= ITableDataSort + + /** provides sorting functionality for the data underlying an ITableModel + */ + class SAL_NO_VTABLE ITableDataSort + { + public: + /** sorts the rows in the model by the given column's data, in the given direction. + */ + virtual void sortByColumn( ColPos const i_column, ColumnSortDirection const i_sortDirection ) = 0; + + /** retrieves the current sort order of the data + + If the <code>nColumnIndex</code> member of the returned structure is <code>COL_INVALID</code>, then + the data is currently not sorted. + */ + virtual ColumnSort getCurrentSortOrder() const = 0; + + protected: + ~ITableDataSort() {} + }; + + +} // namespace svt::table + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/svtools/inc/table/tabletypes.hxx b/svtools/inc/table/tabletypes.hxx new file mode 100644 index 000000000..8fdb18a83 --- /dev/null +++ b/svtools/inc/table/tabletypes.hxx @@ -0,0 +1,52 @@ +/* -*- 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 . + */ + +#pragma once + +#include <sal/types.h> + + +namespace svt::table +{ + + /// a value denoting the size of a table + typedef sal_Int32 TableSize; + + /// a value denoting a column position within a table + typedef sal_Int32 ColPos; + /// a value denoting a row position within a table + typedef sal_Int32 RowPos; + + typedef sal_Int32 TableMetrics; + +/// denotes the column containing the row headers +#define COL_ROW_HEADERS (::svt::table::ColPos(-1)) +/// denotes the row containing the column headers +#define ROW_COL_HEADERS (::svt::table::RowPos(-1)) + +/// denotes an invalid column index +#define COL_INVALID (::svt::table::ColPos(-2)) +/// denotes an invalid row index +#define ROW_INVALID (::svt::table::RowPos(-2)) + + +} // namespace svt::table + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |