1 files changed, 146 insertions, 0 deletions
diff --git a/src/gui/tablemodel.h b/src/gui/tablemodel.h
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+/*
+ *  The Mana World
+ *  Copyright (C) 2008  The Mana World Development Team
+ *
+ *  This file is part of The Mana World.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef TABLE_MODEL_H
+#define TABLE_MODEL_H
+
+#include <guichanfwd.h>
+
+#include <set>
+#include <vector>
+
+class TableModelListener
+{
+public:
+    /**
+     * Must be invoked by the TableModel whenever a global change is about to
+     * occur or has occurred (e.g., when a row or column is being removed or
+     * added).
+     *
+     * This method is triggered twice, once before and once after the update.
+     *
+     * \param completed whether we are signalling the end of the update
+     */
+    virtual void modelUpdated(bool completed) = 0;
+};
+
+/**
+ * A model for a regular table of widgets.
+ */
+class TableModel
+{
+public:
+    virtual ~TableModel() { }
+
+    /**
+     * Determines the number of rows (lines) in the table
+     */
+    virtual int getRows() = 0;
+
+    /**
+     * Determines the number of columns in each row
+     */
+    virtual int getColumns() = 0;
+
+    /**
+     * Determines the height for each row
+     */
+    virtual int getRowHeight() = 0;
+
+    /**
+     * Determines the width of each individual column
+     */
+    virtual int getColumnWidth(int index) = 0;
+
+    /**
+     * Retrieves the widget stored at the specified location within the table.
+     */
+    virtual gcn::Widget *getElementAt(int row, int column) = 0;
+
+    virtual void installListener(TableModelListener *listener);
+
+    virtual void removeListener(TableModelListener *listener);
+
+protected:
+    /**
+     * Tells all listeners that the table is about to see an update
+     */
+    virtual void signalBeforeUpdate();
+
+    /**
+     * Tells all listeners that the table has seen an update
+     */
+    virtual void signalAfterUpdate();
+
+private:
+    std::set<TableModelListener *> listeners;
+};
+
+
+class StaticTableModel : public TableModel
+{
+public:
+    StaticTableModel(int width, int height);
+    virtual ~StaticTableModel();
+
+    /**
+     * Inserts a widget into the table model.
+     * The model is resized to accomodate the widget's width and height,
+     * unless column width / row height have been fixed.
+     */
+    virtual void set(int row, int column, gcn::Widget *widget);
+
+    /**
+     * Fixes the column width for a given column; this overrides dynamic width
+     * inference.
+     *
+     * Semantics are undefined for width 0.
+     */
+    virtual void fixColumnWidth(int column, int width);
+
+    /**
+     * Fixes the row height; this overrides dynamic height inference.
+     *
+     * Semantics are undefined for width 0.
+     */
+    virtual void fixRowHeight(int height);
+
+    /**
+     * Resizes the table model
+     */
+    virtual void resize();
+
+    virtual int getRows();
+    virtual int getColumns();
+    virtual int getRowHeight();
+    virtual int getWidth();
+    virtual int getHeight();
+    virtual int getColumnWidth(int index);
+    virtual gcn::Widget *getElementAt(int row, int column);
+
+protected:
+    int mRows, mColumns;
+    int mHeight;
+    std::vector<gcn::Widget *> mTableModel;
+    std::vector<int> mWidths;
+};
+
+#endif /* !defined(TABLE_MODEL_H) */