diff ext/guichan-0.8.1/include/guichan/widgets/textbox.hpp @ 0:4a0efb7baf70

* Datasets becomes the new trunk and retires after that :-)
author mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
date Sun, 29 Jun 2008 18:44:17 +0000
parents
children
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ext/guichan-0.8.1/include/guichan/widgets/textbox.hpp	Sun Jun 29 18:44:17 2008 +0000
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+/*      _______   __   __   __   ______   __   __   _______   __   __
+ *     / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___  /\ /  |\/ /\
+ *    / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
+ *   / / /__   / / // / // / // / /    / ___  / // ___  / // /| ' / /
+ *  / /_// /\ / /_// / // / // /_/_   / / // / // /\_/ / // / |  / /
+ * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
+ * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
+ *
+ * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
+ *
+ *
+ * Per Larsson a.k.a finalman
+ * Olof Naessén a.k.a jansem/yakslem
+ *
+ * Visit: http://guichan.sourceforge.net
+ *
+ * License: (BSD)
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name of Guichan nor the names of its contributors may
+ *    be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+ * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef GCN_TEXTBOX_HPP
+#define GCN_TEXTBOX_HPP
+
+#include <ctime>
+#include <string>
+#include <vector>
+
+#include "guichan/keylistener.hpp"
+#include "guichan/mouselistener.hpp"
+#include "guichan/platform.hpp"
+#include "guichan/widget.hpp"
+
+namespace gcn
+{
+    /**
+     * An implementation of a text box where a user can enter text that contains of many lines.
+     */
+    class GCN_CORE_DECLSPEC TextBox:
+        public Widget,
+        public MouseListener,
+        public KeyListener
+    {
+    public:
+        /**
+         * Constructor.
+         */
+        TextBox();
+
+        /**
+         * Constructor.
+         *
+         * @param text The default text of the text box.
+         */
+        TextBox(const std::string& text);
+
+        /**
+         * Sets the text of the text box.
+         *
+         * @param text The text of the text box.
+         * @see getText
+         */
+        void setText(const std::string& text);
+
+        /**
+         * Gets the text of the text box.
+         *
+         * @return The text of the text box.
+         * @see setText
+         */
+        std::string getText() const;
+
+        /**
+         * Gets a certain row from the text.
+         *
+         * @param row The number of the row to get from the text.
+         * @return A row from the text of the text box.
+         * @see setTextRow
+         */
+        const std::string& getTextRow(int row) const;
+
+        /**
+         * Sets the text of a certain row of the text.
+         *
+         * @param row The number of the row to set in the text.
+         * @param text The text to set in the given row number.
+         * @see getTextRow
+         */
+        void setTextRow(int row, const std::string& text);
+
+        /**
+         * Gets the number of rows in the text.
+         *
+         * @return The number of rows in the text.
+         */
+        unsigned int getNumberOfRows() const;
+
+        /**
+         * Gets the caret position in the text.
+         *
+         * @return The caret position in the text.
+         * @see setCaretPosition
+         */
+        unsigned int getCaretPosition() const;
+
+        /**
+         * Sets the position of the caret in the text.
+         *
+         * @param position the positon of the caret.
+         * @see getCaretPosition
+         */
+        void setCaretPosition(unsigned int position);
+
+        /**
+         * Gets the row number where the caret is currently located.
+         *
+         * @return The row number where the caret is currently located.
+         * @see setCaretRow
+         */
+        unsigned int getCaretRow() const;
+
+        /**
+         * Sets the row where the caret should be currently located.
+         *
+         * @param The row where the caret should be currently located.
+         * @see getCaretRow
+         */
+        void setCaretRow(int row);
+
+        /**
+         * Gets the column where the caret is currently located.
+         *
+         * @return The column where the caret is currently located.
+         * @see setCaretColumn
+         */
+        unsigned int getCaretColumn() const;
+
+        /**
+         * Sets the column where the caret should be currently located.
+         *
+         * @param The column where the caret should be currently located.
+         * @see getCaretColumn
+         */
+        void setCaretColumn(int column);
+
+        /**
+         * Sets the row and the column where the caret should be curretly
+         * located.
+         *
+         * @param row The row where the caret should be currently located.
+         * @param column The column where the caret should be currently located.
+         * @see getCaretRow, getCaretColumn
+         */
+        void setCaretRowColumn(int row, int column);
+
+        /**
+         * Scrolls the text to the caret if the text box is in a scroll area.
+         * 
+         * @see ScrollArea
+         */
+        virtual void scrollToCaret();
+
+        /**
+         * Checks if the text box is editable.
+         *
+         * @return True it the text box is editable, false otherwise.
+         * @see setEditable
+         */
+        bool isEditable() const;
+
+        /**
+         * Sets the text box to be editable or not.
+         *
+         * @param editable True if the text box should be editable, false otherwise.
+         */
+        void setEditable(bool editable);
+
+        /**
+         * Adds a row of text to the end of the text.
+         *
+         * @param row The row to add.
+         */
+        virtual void addRow(const std::string row);
+
+        /**
+         * Checks if the text box is opaque. An opaque text box will draw
+         * it's background and it's text. A non opaque text box only draw it's
+         * text making it transparent.
+         *
+         * @return True if the text box is opaque, false otherwise.
+         * @see setOpaque
+         */
+        bool isOpaque();
+
+        /**
+         * Sets the text box to be opaque or not. An opaque text box will draw
+         * it's background and it's text. A non opaque text box only draw it's
+         * text making it transparent.
+         *
+         * @param opaque True if the text box should be opaque, false otherwise.
+         * @see isOpaque
+         */
+        void setOpaque(bool opaque);
+
+
+        // Inherited from Widget
+
+        virtual void draw(Graphics* graphics);
+
+        virtual void fontChanged();
+
+
+        // Inherited from KeyListener
+
+        virtual void keyPressed(KeyEvent& keyEvent);
+
+
+        // Inherited from MouseListener
+
+        virtual void mousePressed(MouseEvent& mouseEvent);
+
+        virtual void mouseDragged(MouseEvent& mouseEvent);
+
+    protected:
+        /**
+         * Draws the caret. Overloaded this method if you want to
+         * change the style of the caret.
+         *
+         * @param graphics a Graphics object to draw with.
+         * @param x the x position.
+         * @param y the y position.
+         */
+        virtual void drawCaret(Graphics* graphics, int x, int y);
+
+        /**
+         * Adjusts the text box's size to fit the text.
+         */
+        virtual void adjustSize();
+
+        /**
+         * Holds all the rows of the text.
+         */
+        std::vector<std::string> mTextRows;
+
+        /**
+         * Holds the current column of the caret.
+         */
+        int mCaretColumn;
+
+        /**
+         * Holds the current row of the caret.
+         */
+        int mCaretRow;
+
+        /**
+         * True if the text box is editable, false otherwise.
+         */
+        bool mEditable;
+
+        /**
+         * True if the text box is editable, false otherwise.
+         */
+        bool mOpaque;
+    };
+}
+
+#endif // end GCN_TEXTBOX_HPP