/* -*- 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 .
*/
private: /// the control whose impl-instance we implement
TableControl& m_rAntiImpl; /// the model of the table control
PTableModel m_pModel; /// the input handler to use, usually the input handler as provided by ->m_pModel
PTableInputHandler m_pInputHandler; /// info about the widths of our columns
ColumnPositions m_aColumnWidths;
/// the height of a single row in the table, measured in pixels
tools::Long m_nRowHeightPixel; /// the height of the column header row in the table, measured in pixels
tools::Long m_nColHeaderHeightPixel; /// the width of the row header column in the table, measured in pixels
tools::Long m_nRowHeaderWidthPixel;
/// the number of columns in the table control. Cached model value.
TableSize m_nColumnCount;
/// the number of rows in the table control. Cached model value.
TableSize m_nRowCount;
/** the window to contain all data content, including header bars
The window's upper left corner is at position (0,0), relative to the table control, which is the direct parent of the data window.
*/
VclPtr<TableDataWindow> m_pDataWindow; /// the vertical scrollbar, if any
VclPtr<ScrollBar> m_pVScroll; /// the horizontal scrollbar, if any
VclPtr<ScrollBar> m_pHScroll;
VclPtr<ScrollBarBox> m_pScrollCorner; //selection engine - for determining selection range, e.g. single, multiple
std::unique_ptr<SelectionEngine> m_pSelEngine; //vector which contains the selected rows
std::vector<RowPos> m_aSelectedRows; //part of selection engine
std::unique_ptr<TableFunctionSet> m_pTableFunctionSet; //part of selection engine
RowPos m_nAnchor; bool m_bUpdatingColWidths;
/** to be called when the anti-impl instance has been resized
*/ void onResize();
/** paints the table control content which intersects with the given rectangle
*/ void doPaintContent(vcl::RenderContext& rRenderContext, const tools::Rectangle& _rUpdateRect);
/** moves the cursor to the cell with the given coordinates
To ease the caller's code, the coordinates must not necessarily denote a valid position. If they don't, <FALSE/> will be returned.
*/ boolgoTo( ColPos _nColumn, RowPos _nRow );
/** ensures that the given coordinate is visible @param _nColumn the column position which should be visible. Must be non-negative, and smaller than the column count. @param _nRow the row position which should be visibleMust be non-negative, and smaller than the row count.
*/ void ensureVisible( ColPos _nColumn, RowPos _nRow );
/** retrieves the content of the given cell, converted to a string
*/
OUString getCellContentAsString( RowPos const i_row, ColPos const i_col );
/** returns the position of the current row in the selection vector */ staticint getRowSelectedNumber(const ::std::vector<RowPos>& selectedRows, RowPos current);
/** invalidates the part of the data window which is covered by the given rows @param i_firstRow the index of the first row to include in the invalidation @param i_lastRow the index of the last row to include in the invalidation, or ROW_INVALID if the invalidation should happen down to the bottom of the data window.
*/ void invalidateRowRange( RowPos const i_firstRow, RowPos const i_lastRow );
/** invalidates the part of the data window which is covered by the given row
*/ void invalidateRow( RowPos const i_row ) { invalidateRowRange( i_row, i_row ); }
/** invalidates all selected rows
*/ void invalidateSelectedRows();
/** removes the given row index from m_aSelectedRows
@return <TRUE/> if and only if the row was previously marked as selected
*/ bool markRowAsDeselected( RowPos const i_rowIndex );
/** marks the given row as selected, by putting it into m_aSelectedRows @return <TRUE/> if and only if the row was previously <em>not</em> marked as selected
*/ bool markRowAsSelected( RowPos const i_rowIndex );
/** marks all rows as deselected @return <TRUE/> if and only if the selection actually changed by this operation
*/ bool markAllRowsAsDeselected();
/** marks all rows as selected @return <FALSE/> if and only if all rows were selected already.
*/ bool markAllRowsAsSelected();
@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).
The method is not bound to the classes public invariants, as it's used in situations where the they must not necessarily be fulfilled.
*/ void impl_ni_doSwitchCursor( bool _bOn );
/** returns the number of visible rows.
@param _bAcceptPartialRow specifies whether a possible only partially visible last row is counted, too.
*/
TableSize impl_getVisibleRows( bool _bAcceptPartialRow ) const;
/** returns the number of visible columns
The value may change with different horizontal scroll positions, as different columns have different widths. For instance, if your control is 100 pixels wide, and has three columns of width 50, 50, 100, respectively, then this method will return either "2" or "1", depending on which column is the first visible one.
@param _bAcceptPartialRow specifies whether a possible only partially visible last row is counted, too.
*/
TableSize impl_getVisibleColumns( bool _bAcceptPartialCol ) const;
/** updates all cached model values
The method is not bound to the classes public invariants, as it's used in situations where the they must not necessarily be fulfilled.
*/ void impl_ni_updateCachedModelValues();
Column widths, and consequently the availability of the vertical and horizontal scrollbar, are updated with a call to this method.
@param i_assumeInflexibleColumnsUpToIncluding the index of a column up to which all columns should be considered as inflexible, or <code>COL_INVALID</code>.
*/ void impl_ni_relayout( ColPos const i_assumeInflexibleColumnsUpToIncluding = COL_INVALID );
/** calculates the new width of our columns, taking into account their min and max widths, and their relative flexibility.
@param i_assumeInflexibleColumnsUpToIncluding the index of a column up to which all columns should be considered as inflexible, or <code>COL_INVALID</code>.
@param i_assumeVerticalScrollbar controls whether or not we should assume the presence of a vertical scrollbar. If <true/>, and if the model has a VerticalScrollbarVisibility != ScrollbarShowNever, the method will leave space for a vertical scrollbar.
@return the overall width of the grid, which is available for columns
*/
tools::Long impl_ni_calculateColumnWidths(
ColPos const i_assumeInflexibleColumnsUpToIncluding, boolconst i_assumeVerticalScrollbar,
::std::vector< tools::Long >& o_newColWidthsPixel
) const;
/** positions all child windows, e.g. the both scrollbars, the corner window, and the data window
*/ void impl_ni_positionChildWindows(
tools::Rectangle const & i_dataCellPlayground, boolconst i_verticalScrollbar, boolconst i_horizontalScrollbar
);
/** scrolls the view by the given number of rows
The method is not bound to the classes public invariants, as it's used in situations where the they must not necessarily be fulfilled.
@return the number of rows by which the viewport was scrolled. This may differ from the given numbers to scroll in case the begin or the end of the row range were reached.
*/
TableSize impl_ni_ScrollRows( TableSize _nRowDelta );
/** equivalent to impl_ni_ScrollRows, but checks the instances invariants beforehand (in a non-product build only)
*/
TableSize impl_scrollRows( TableSize const i_rowDelta );
/** scrolls the view by the given number of columns
The method is not bound to the classes public invariants, as it's used in situations where the they must not necessarily be fulfilled.
@return the number of columns by which the viewport was scrolled. This may differ from the given numbers to scroll in case the begin or the end of the column range were reached.
*/
TableSize impl_ni_ScrollColumns( TableSize _nColumnDelta );
/** equivalent to impl_ni_ScrollColumns, but checks the instances invariants beforehand (in a non-product build only)
*/
TableSize impl_scrollColumns( TableSize const i_columnDelta );
/** retrieves the area occupied by the totality of (at least partially) visible cells
The returned area includes row and column headers. Also, it takes into account the fact that there might be less columns than would normally find room in the control.
As a result of respecting the partial visibility of rows and columns, the returned area might be larger than the data window's output size.
*/
tools::Rectangle impl_getAllVisibleCellsArea() const;
/** retrieves the area occupied by all (at least partially) visible data cells.
Effectively, the returned area is the same as returned by ->impl_getAllVisibleCellsArea, minus the row and column header areas.
*/
tools::Rectangle impl_getAllVisibleDataCellArea() const;
/** retrieves the column which covers the given ordinate
*/
ColPos impl_getColumnForOrdinate( tools::Longconst i_ordinate ) const;
/** retrieves the row which covers the given abscissa
*/
RowPos impl_getRowForAbscissa( tools::Longconst i_abscissa ) const;
/// invalidates the window area occupied by the given column void impl_invalidateColumn( ColPos const i_column );
//see seleng.hxx, seleng.cxx, FunctionSet overridables, part of selection engine class TableFunctionSet : public FunctionSet
{ private:
TableControl_Impl* m_pTableControl;
RowPos m_nCurrentRow;
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.