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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef UI_VIEWS_CONTROLS_TABLE_TABLE_UTILS_H_
      6 #define UI_VIEWS_CONTROLS_TABLE_TABLE_UTILS_H_
      7 
      8 #include <vector>
      9 
     10 #include "ui/base/models/table_model.h"
     11 #include "ui/views/views_export.h"
     12 
     13 namespace gfx {
     14 class Font;
     15 }
     16 
     17 namespace views {
     18 
     19 class TableView;
     20 
     21 VIEWS_EXPORT extern const int kUnspecifiedColumnWidth;
     22 
     23 // Returns the width needed to display the contents of the specified column.
     24 // This is used internally by CalculateTableColumnSizes() and generally not
     25 // useful by itself. |header_padding| is padding added to the header.
     26 VIEWS_EXPORT int WidthForContent(const gfx::Font& header_font,
     27                                  const gfx::Font& content_font,
     28                                  int padding,
     29                                  int header_padding,
     30                                  const ui::TableColumn& column,
     31                                  ui::TableModel* model);
     32 
     33 // Determines the width for each of the specified columns. |width| is the width
     34 // to fit the columns into. |header_font| the font used to draw the header and
     35 // |content_font| the header used to draw the content. |padding| is extra
     36 // horizontal spaced added to each cell, and |header_padding| added to the
     37 // width needed for the header.
     38 VIEWS_EXPORT std::vector<int> CalculateTableColumnSizes(
     39     int width,
     40     int first_column_padding,
     41     const gfx::Font& header_font,
     42     const gfx::Font& content_font,
     43     int padding,
     44     int header_padding,
     45     const std::vector<ui::TableColumn>& columns,
     46     ui::TableModel* model);
     47 
     48 // Converts a TableColumn::Alignment to the alignment for drawing the string.
     49 int TableColumnAlignmentToCanvasAlignment(ui::TableColumn::Alignment alignment);
     50 
     51 // Returns the index of the closest visible column index to |x|. Return value is
     52 // in terms of table->visible_columns().
     53 int GetClosestVisibleColumnIndex(const TableView* table, int x);
     54 
     55 }  // namespace views
     56 
     57 #endif  // UI_VIEWS_CONTROLS_TABLE_TABLE_UTILS_H_
     58