src/tooltip.h

   1 /*
   2   Copyright (c) 2006 Gábor Lehel <illissius@gmail.com>
   3
   4   This library is free software; you can redistribute it and/or
   5   modify it under the terms of the GNU Library General Public
   6   License as published by the Free Software Foundation; either
   7   version 2 of the License, or (at your option) any later version.
   8
   9   This library is distributed in the hope that it will be useful,
  10   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12   Library General Public License for more details.
  13
  14   You should have received a copy of the GNU Library General Public License
  15   along with this library; see the file COPYING.LIB.  If not, write to
  16   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17   Boston, MA 02110-1301, USA.
  18 */
  19
  20 #ifndef AMAROK_TOOLTIP_H
  21 #define AMAROK_TOOLTIP_H
  22
  23 #include <Q3ValueList>
  24 #include <QFrame>
  25 #include <QPoint>
  26 #include <QTimer>
  27 #include <QToolTip>
  28
  29 namespace Amarok
  30 {
  31
  32 class ToolTipClient
  33 {
  34 public:
  35     virtual ~ToolTipClient() {}
  36     virtual QPair<QString, QRect> toolTipText( QWidget *widget, const QPoint &pos ) const = 0;
  37 };
  38
  39 class ToolTip: public QFrame/*, public QToolTip*/
  40 {
  41     Q_OBJECT
  42
  43 public:
  44     static void add( ToolTipClient *client, QWidget *parent );
  45     static void remove( QWidget *parent );
  46     static void hideTips();
  47     static QString textFor( QWidget *widget, const QPoint &pos = QPoint() );
  48     static void updateTip();
  49
  50 private slots:
  51     void showTip();    void hideTip();
  52
  53 private:
  54     ToolTip( ToolTipClient *client, QWidget *parent );
  55     virtual ~ToolTip();
  56     void position();
  57     ToolTipClient *m_client;
  58     QTimer m_timer;
  59     static QPoint s_pos;
  60     static QRect s_rect;
  61     static QString s_text;
  62     static Q3ValueList<ToolTip*> s_tooltips;
  63     class Manager;
  64     friend class Manager;
  65     static Manager* s_manager;
  66
  67 public:
  68     virtual QSize sizeHint() const;
  69
  70 protected:
  71     virtual void maybeTip( const QPoint &pos );
  72     virtual void drawContents( QPainter *painter );
  73
  74 public:
  75     static int s_hack;
  76 };
  77
  78 }
  79
  80 #endif