Working

bertos/emul/emulkbd.h

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+/**
+ * \file
+ * <!--
+ * This file is part of BeRTOS.
+ *
+ * Bertos 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
+ * (at your option) 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * As a special exception, you may use this file as part of a free software
+ * library without restriction.  Specifically, if other files instantiate
+ * templates or use macros or inline functions from this file, or you compile
+ * this file and link it with other files to produce an executable, this
+ * file does not by itself cause the resulting executable to be covered by
+ * the GNU General Public License.  This exception does not however
+ * invalidate any other reasons why the executable file might be covered by
+ * the GNU General Public License.
+ *
+ * Copyright 2006 Develer S.r.l. (http://www.develer.com/)
+ * Copyright 2001 Bernie Innocenti <bernie@codewiz.org>
+ *
+ * -->
+ *
+ *
+ * \author Bernie Innocenti <bernie@codewiz.org>
+ *
+ * \brief QT-based widget for leyboard emulation (interface)
+ */
+
+#if !defined(EMULKBD_H)
+#define EMULKBD_H
+
+#if defined (_MSC_VER) && (_MSC_VER > 1000)
+#pragma once
+#endif // _MSC_VER > 1000
+
+#include <QtGui/QFrame>
+
+// fwd decl
+class QGridLayout;
+class EmulKey;
+
+class EmulKbd : public QFrame
+{
+	Q_OBJECT
+
+// Data members
+protected:
+	QGridLayout *layout;
+	int frame_width;
+	int active_row;
+
+// Construction
+public:
+	EmulKbd(QWidget *parent = 0, Qt::WFlags f = 0);
+	virtual ~EmulKbd();
+
+// Public methods
+	void addKey(const char *label, int keycode, int row, int col, int matrix_row = -1, int matrix_col = -1);
+	void setRow(int row);
+	int readCols(void);
+
+// Protected methods
+protected:
+	void setKey(int row, int col, bool on);
+
+// Base class overrides
+protected:
+	virtual QSizePolicy sizePolicy() const;
+	virtual void resizeEvent(QResizeEvent *e);
+	virtual bool event(QEvent *e);
+
+// Friends
+	friend class EmulKey;
+};
+
+
+// Private helper class for EmulKbd
+// NOTE: with protected inheritance, dynamic_cast<> does not work (gcc 2.96)
+#include <QtGui/qpushbutton.h>
+class EmulKey : public QPushButton
+{
+	Q_OBJECT
+
+// Data members
+protected:
+	int row, col;
+	int keycode;
+
+// Construction
+public:
+	EmulKey(EmulKbd *parent, const char *label, int keycode, int _row, int _col);
+	virtual ~EmulKey();
+
+// superclass overrides
+	void setDown(bool enable);
+
+protected slots:
+	void keyPressed(void);
+	void keyReleased(void);
+
+// Friends
+public:
+	friend class EmulKbd;
+};
+
+#endif // !defined(EMULKBD_H)
+