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 <qrect.h>
  27 #include <qwidget.h>
  28 #include <qlabel.h>
  29 //Added by qt3to4:
  30 #include <QMouseEvent>
  31
  32 // Min function
  33 #define min(a,b) ((a) < (b) ? (a) : (b))
  34
  35 class KMagSelWinCorner : public QLabel
  36 {
  37     Q_OBJECT
  38
  39 public:
  40
  41     KMagSelWinCorner ( QWidget * parent = 0, const char * name = 0, Qt::WFlags f = 0 );
  42
  43     virtual ~KMagSelWinCorner();
  44
  45 signals:
  46
  47     void startResizing ();
  48     void resized ( QPoint offset );
  49
  50 protected:
  51
  52     QPoint oldPos;
  53
  54     virtual void mousePressEvent ( QMouseEvent * e );
  55     virtual void mouseReleaseEvent ( QMouseEvent * e );
  56     virtual void mouseMoveEvent ( QMouseEvent * e );
  57 };
  58
  59 class KMagSelWin : public QWidget
  60 {
  61     Q_OBJECT
  62
  63 public:
  64
  65     KMagSelWin ( QWidget * parent = 0, const char * name = 0, Qt::WFlags f = 0 );
  66
  67     virtual ~KMagSelWin();
  68
  69     void setSelRect ( QRect selRect );
  70     QRect getSelRect ();
  71
  72 public slots:
  73
  74     void startResizing ();
  75     void titleMoved ( QPoint offset );
  76     void topLeftResized ( QPoint offset );
  77     void topRightResized ( QPoint offset );
  78     void bottomLeftResized ( QPoint offset );
  79     void bottomRightResized ( QPoint offset );
  80
  81 signals:
  82
  83     void resized();
  84
  85 protected:
  86
  87     QRect oldSelRect;
  88
  89     KMagSelWinCorner *titleBar;
  90     KMagSelWinCorner *topLeftCorner;
  91     KMagSelWinCorner *topRightCorner;
  92     KMagSelWinCorner *bottomLeftCorner;
  93     KMagSelWinCorner *bottomRightCorner;
  94 };
  95
  96 /**
  97  * This class stores the selected rectangular area for grabbing. It also displays the
  98  * rectangular area on demand.
  99  *
 100  * @author Original : Michael Forster
 101  * @author Current : Sarang Lakare
 102  */
 103 class KMagSelRect : public QObject, public QRect
 104 {
 105     Q_OBJECT
 106
 107 public:
 108     KMagSelRect(QWidget *parent=0);
 109     KMagSelRect(const QPoint &topLeft, const QPoint &bottomRight,
 110       QWidget *parent=0);
 111     KMagSelRect(const QPoint &topLeft, const QSize &size,
 112       QWidget *parent=0);
 113     KMagSelRect(int left, int top, int width, int height,
 114       QWidget *selWindowParent=0);
 115
 116     virtual ~KMagSelRect();
 117
 118     bool visible();
 119
 120     /// Makes the rectangle always visible
 121     void alwaysVisible(bool visible=true);
 122
 123     /// Returns true if always visible is set
 124     bool getAlwaysVisible() const {
 125       return (m_alwaysVisible);
 126     };
 127
 128 public slots:
 129
 130     void show();
 131     void hide();
 132     void update();
 133
 134     void selWinResized();
 135
 136 protected:
 137
 138     void init(QWidget *);
 139
 140     QWidget *selWindowParent;
 141     KMagSelWin *selectionwindow;
 142     bool m_alwaysVisible;
 143
 144 };
 145
 146 void setTitleColors (QColor title, QColor text, QColor titleBtn);
 147 void setFrameSize (int size);
 148
 149 #endif // KMAGSELRECT_H