kmag/kmagselrect.h

   1 /***************************************************************************
   2                           kmagselrect.h  -  description
   3                              -------------------
   4     begin                : Mon Feb 12 23:45:41 EST 2001
   5     copyright            : (C) 2001-2003 by Sarang Lakare
   6     email                : sarang#users.sf.net
   7     copyright            : (C) 2003-2004 by Olaf Schmidt
   8     email                : ojschmidt@kde.org
   9  ***************************************************************************/
  10
  11 /***************************************************************************
  12  *                                                                         *
  13  *   This program is free software; you can redistribute it and/or modify  *
  14  *   it under the terms of the GNU General Public License as published by  *
  15  *   the Free Software Foundation; either version 2 of the License, or     *
  16  *   (at your option) any later version.                                   *
  17  *                                                                         *
  18  ***************************************************************************/
  19
  20 #ifndef KMAGSELRECT_H
  21 #define KMAGSELRECT_H
  22
  23 #include <stdlib.h>
  24
  25 // Qt includes
  26 #include <QtCore/QRect>
  27 #include <QtGui/QWidget>
  28 #include <QtGui/QLabel>
  29 #include <QtGui/QMouseEvent>
  30
  31 class KMagSelWinCorner : public QLabel
  32 {
  33     Q_OBJECT
  34
  35 public:
  36
  37     explicit KMagSelWinCorner ( QWidget * parent = 0, Qt::WFlags f = 0 );
  38
  39     virtual ~KMagSelWinCorner();
  40
  41 signals:
  42
  43     void startResizing ();
  44     void resized ( QPoint offset );
  45
  46 protected:
  47
  48     QPoint oldPos;
  49
  50     virtual void mousePressEvent ( QMouseEvent * e );
  51     virtual void mouseReleaseEvent ( QMouseEvent * e );
  52     virtual void mouseMoveEvent ( QMouseEvent * e );
  53 };
  54
  55 class KMagSelWin : public QWidget
  56 {
  57     Q_OBJECT
  58
  59 public:
  60
  61     explicit KMagSelWin ( QWidget * parent = 0, Qt::WFlags f = 0 );
  62
  63     virtual ~KMagSelWin();
  64
  65     void setSelRect ( const QRect & selRect );
  66     QRect getSelRect ();
  67
  68 public slots:
  69
  70     void startResizing ();
  71     void titleMoved ( const QPoint & offset );
  72     void topLeftResized ( const QPoint & offset );
  73     void topRightResized ( const QPoint & offset );
  74     void bottomLeftResized ( const QPoint & offset );
  75     void bottomRightResized ( const QPoint & offset );
  76
  77 signals:
  78
  79     void resized();
  80
  81 protected:
  82
  83     QRect oldSelRect;
  84
  85     KMagSelWinCorner *titleBar;
  86     KMagSelWinCorner *topLeftCorner;
  87     KMagSelWinCorner *topRightCorner;
  88     KMagSelWinCorner *bottomLeftCorner;
  89     KMagSelWinCorner *bottomRightCorner;
  90 };
  91
  92 /**
  93  * This class stores the selected rectangular area for grabbing. It also displays the
  94  * rectangular area on demand.
  95  *
  96  * @author Original : Michael Forster
  97  * @author Current : Sarang Lakare
  98  */
  99 class KMagSelRect : public QObject, public QRect
 100 {
 101     Q_OBJECT
 102
 103 public:
 104     KMagSelRect(QWidget *parent=0);
 105     KMagSelRect(const QPoint &topLeft, const QPoint &bottomRight,
 106       QWidget *parent=0);
 107     KMagSelRect(const QPoint &topLeft, const QSize &size,
 108       QWidget *parent=0);
 109     KMagSelRect(int left, int top, int width, int height,
 110       QWidget *selWindowParent=0);
 111
 112     virtual ~KMagSelRect();
 113
 114     bool visible();
 115
 116     /// Makes the rectangle always visible
 117     void alwaysVisible(bool visible=true);
 118
 119     /// Returns true if always visible is set
 120     bool getAlwaysVisible() const {
 121       return (m_alwaysVisible);
 122     }
 123
 124 public slots:
 125
 126     void show();
 127     void hide();
 128     void update();
 129
 130     void selWinResized();
 131
 132 protected:
 133
 134     void init(QWidget *);
 135
 136     QWidget *selWindowParent;
 137     KMagSelWin *selectionwindow;
 138     bool m_alwaysVisible;
 139
 140 };
 141
 142 void setTitleColors (const QColor & title, const QColor & text, const QColor & titleBtn);
 143 void setFrameSize (int size);
 144
 145 #endif // KMAGSELRECT_H