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Diffstat (limited to 'views/controls/table/table_model.h')
-rw-r--r-- | views/controls/table/table_model.h | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/views/controls/table/table_model.h b/views/controls/table/table_model.h deleted file mode 100644 index 5c377c7..0000000 --- a/views/controls/table/table_model.h +++ /dev/null @@ -1,154 +0,0 @@ -// Copyright (c) 2009 The Chromium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -#ifndef VIEWS_CONTROLS_TABLE_TABLE_MODEL_H_ -#define VIEWS_CONTROLS_TABLE_TABLE_MODEL_H_ - -#include <string> -#include <vector> - -#include "base/logging.h" -#include "unicode/coll.h" - -class SkBitmap; - -namespace views { - -class TableModelObserver; - -// The model driving the TableView. -class TableModel { - public: - // See HasGroups, get GetGroupID for details as to how this is used. - struct Group { - // The title text for the group. - std::wstring title; - - // Unique id for the group. - int id; - }; - typedef std::vector<Group> Groups; - - // Number of rows in the model. - virtual int RowCount() = 0; - - // Returns the value at a particular location in text. - virtual std::wstring GetText(int row, int column_id) = 0; - - // Returns the small icon (16x16) that should be displayed in the first - // column before the text. This is only used when the TableView was created - // with the ICON_AND_TEXT table type. Returns an isNull() bitmap if there is - // no bitmap. - virtual SkBitmap GetIcon(int row); - - // Sets whether a particular row is checked. This is only invoked - // if the TableView was created with show_check_in_first_column true. - virtual void SetChecked(int row, bool is_checked) { - NOTREACHED(); - } - - // Returns whether a particular row is checked. This is only invoked - // if the TableView was created with show_check_in_first_column true. - virtual bool IsChecked(int row) { - return false; - } - - // Returns true if the TableView has groups. Groups provide a way to visually - // delineate the rows in a table view. When groups are enabled table view - // shows a visual separator for each group, followed by all the rows in - // the group. - // - // On win2k a visual separator is not rendered for the group headers. - virtual bool HasGroups() { return false; } - - // Returns the groups. - // This is only used if HasGroups returns true. - virtual Groups GetGroups() { - // If you override HasGroups to return true, you must override this as - // well. - NOTREACHED(); - return std::vector<Group>(); - } - - // Returns the group id of the specified row. - // This is only used if HasGroups returns true. - virtual int GetGroupID(int row) { - // If you override HasGroups to return true, you must override this as - // well. - NOTREACHED(); - return 0; - } - - // Sets the observer for the model. The TableView should NOT take ownership - // of the observer. - virtual void SetObserver(TableModelObserver* observer) = 0; - - // Compares the values in the column with id |column_id| for the two rows. - // Returns a value < 0, == 0 or > 0 as to whether the first value is - // <, == or > the second value. - // - // This implementation does a case insensitive locale specific string - // comparison. - virtual int CompareValues(int row1, int row2, int column_id); - - protected: - // Returns the collator used by CompareValues. - Collator* GetCollator(); -}; - -// TableColumn specifies the title, alignment and size of a particular column. -struct TableColumn { - enum Alignment { - LEFT, RIGHT, CENTER - }; - - TableColumn(); - TableColumn(int id, const std::wstring& title, - Alignment alignment, int width); - TableColumn(int id, const std::wstring& title, - Alignment alignment, int width, float percent); - - // It's common (but not required) to use the title's IDS_* tag as the column - // id. In this case, the provided conveniences look up the title string on - // bahalf of the caller. - TableColumn(int id, Alignment alignment, int width); - TableColumn(int id, Alignment alignment, int width, float percent); - - // A unique identifier for the column. - int id; - - // The title for the column. - std::wstring title; - - // Alignment for the content. - Alignment alignment; - - // The size of a column may be specified in two ways: - // 1. A fixed width. Set the width field to a positive number and the - // column will be given that width, in pixels. - // 2. As a percentage of the available width. If width is -1, and percent is - // > 0, the column is given a width of - // available_width * percent / total_percent. - // 3. If the width == -1 and percent == 0, the column is autosized based on - // the width of the column header text. - // - // Sizing is done in four passes. Fixed width columns are given - // their width, percentages are applied, autosized columns are autosized, - // and finally percentages are applied again taking into account the widths - // of autosized columns. - int width; - float percent; - - // The minimum width required for all items in this column - // (including the header) - // to be visible. - int min_visible_width; - - // Is this column sortable? Default is false - bool sortable; -}; - -} // namespace views - -#endif // VIEWS_CONTROLS_TABLE_TABLE_MODEL_H_ |