kget/ui/droptarget.h

   1 /* This file is part of the KDE project
   2
   3    Copyright (C) 2002 Patrick Charbonnier <pch@freeshell.org>
   4    Based On Caitoo v.0.7.3 (c) 1998 - 2000, Matej Koss
   5
   6    This program is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU General Public
   8    License as published by the Free Software Foundation; either
   9    version 2 of the License, or (at your option) any later version.
  10 */
  11
  12 #ifndef _DROPTARGET_H
  13 #define _DROPTARGET_H
  14
  15 #include <QWidget>
  16 #include <QDragEnterEvent>
  17 #include <QMouseEvent>
  18 #include <QDropEvent>
  19 #include <QCloseEvent>
  20
  21 class QAction;
  22 class QTimer;
  23 class KMenu;
  24
  25 class MainWindow;
  26
  27 class DropTarget : public QWidget
  28 {
  29 Q_OBJECT
  30
  31 public:
  32     DropTarget(MainWindow * parent);
  33     ~DropTarget();
  34
  35     void playAnimationShow();
  36     void playAnimationHide();
  37     void playAnimationSync();
  38     void setVisible( bool shown, bool internal = true );
  39
  40 protected:
  41     // drag and drop
  42     void dragEnterEvent(QDragEnterEvent *);
  43     void dropEvent(QDropEvent *);
  44
  45     // handle quit events as hide events
  46     void closeEvent( QCloseEvent * );
  47
  48     void mousePressEvent(QMouseEvent * e);
  49     void mouseReleaseEvent(QMouseEvent * e);
  50     void mouseDoubleClickEvent(QMouseEvent * e);
  51     void mouseMoveEvent(QMouseEvent * e);
  52
  53     // paint the drop target
  54     void paintEvent(QPaintEvent*);
  55
  56 private slots:
  57     void toggleSticky();
  58     void toggleMinimizeRestore();
  59     void slotStartStopToggled( bool );
  60     void slotAnimateShow();
  61     void slotAnimateHide();
  62     void slotAnimateSync();
  63     void slotClose();
  64
  65 private:
  66     KMenu * popupMenu;
  67     MainWindow * parentWidget;
  68     QTimer * animTimer;
  69     QPixmap cachedPixmap;
  70
  71     QAction * pop_sticky;
  72     QAction * pop_show;
  73
  74     QPoint position;
  75
  76     int dx;
  77     int dy;
  78     bool isdragging;
  79     bool showInformation;
  80
  81     float ani_y, ani_vy;
  82 };
  83
  84 #endif                          // _DROPTARGET_H