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kled.h

00001 /* This file is part of the KDE libraries
00002     Copyright (C) 1998 J�rg Habenicht (j.habenicht@europemail.com)
00003 
00004     This library is free software; you can redistribute it and/or
00005     modify it under the terms of the GNU Library General Public
00006     License as published by the Free Software Foundation; either
00007     version 2 of the License, or (at your option) any later version.
00008 
00009     This library is distributed in the hope that it will be useful,
00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012     Library General Public License for more details.
00013 
00014     You should have received a copy of the GNU Library General Public License
00015     along with this library; see the file COPYING.LIB.  If not, write to
00016     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00017     Boston, MA 02110-1301, USA.
00018 */
00019 /*************************************************************************
00020  * $Id$
00021  *************************************************************************/
00022 
00023 #ifndef _KLED_H_
00024 #define _KLED_H_
00025 
00026 #include <tqwidget.h>
00027 #include <tdelibs_export.h>
00028 
00029 class TQColor;
00045 class TDEUI_EXPORT KLed : public TQWidget
00046 {
00047     Q_OBJECT
00048     TQ_ENUMS( State Shape Look )
00049     TQ_PROPERTY( State state READ state WRITE setState )
00050     TQ_PROPERTY( Shape shape READ shape WRITE setShape )
00051     TQ_PROPERTY( Look look READ look WRITE setLook )
00052     TQ_PROPERTY( TQColor color READ color WRITE setColor )
00053     TQ_PROPERTY( TQColor offColor READ color WRITE setOffColor )
00054     TQ_PROPERTY( int darkFactor READ darkFactor WRITE setDarkFactor )
00055 
00056 public:
00057 
00062   enum State { Off, On };
00063 
00068   enum Shape { Rectangular, Circular };
00069 
00090   enum Look  { Flat, Raised, Sunken };
00091 
00096   KLed(TQWidget *parent=0, const char *name=0);
00107   KLed(const TQColor &col, TQWidget *parent=0, const char *name=0);
00108 
00123   KLed(const TQColor& col, KLed::State state, KLed::Look look, KLed::Shape shape,
00124        TQWidget *parent=0, const char *name=0);
00125 
00126 
00131   ~KLed();
00132 
00139   State state() const;
00140 
00141   Shape shape() const;
00142 
00149   TQColor color() const;
00150 
00157   TQColor offColor() const;
00158 
00165   Look look() const;
00166 
00173   int darkFactor() const;
00174 
00184   void setState( State state );
00185 
00189   void setShape(Shape s);
00198   void toggleState() KDE_DEPRECATED;
00199 
00213   void setColor(const TQColor& color);
00214 
00230   void setOffColor(const TQColor& color);
00231 
00244   void setDarkFactor(int darkfactor);
00245 
00276   void setLook( Look look );
00277 
00278   virtual TQSize sizeHint() const;
00279   virtual TQSize minimumSizeHint() const;
00280 
00281 public slots:
00282 
00288   void toggle();
00289 
00296   void on();
00297 
00304   void off();
00305 
00306 protected:
00310   virtual void paintFlat();
00314   virtual void paintRound();
00318   virtual void paintSunken();
00322   virtual void paintRect();
00327   virtual void paintRectFrame(bool raised);
00328 
00329   void paintEvent( TQPaintEvent * );
00330 
00334   int ensureRoundLed();
00335 
00340   bool paintCachedPixmap();
00341 
00342 private:
00343   State led_state;
00344   TQColor led_color;
00345   TQColor led_off_color;
00346   Look  led_look;
00347   Shape led_shape;
00348 
00349 protected:
00350   virtual void virtual_hook( int id, void* data );
00351 private:
00352   class KLedPrivate;
00353   KLedPrivate *d;
00354 };
00355 
00356 #endif

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