rbutil/rbutilqt/preview.cpp

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  *
   9  *   Copyright (C) 2007 by Dominik Wenger
  10  *
  11  * All files in this archive are subject to the GNU General Public License.
  12  * See the file COPYING in the source tree root for full license agreement.
  13  *
  14  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  15  * KIND, either express or implied.
  16  *
  17  ****************************************************************************/
  18
  19 #include <QtGui>
  20
  21 #include "preview.h"
  22
  23 PreviewDlg::PreviewDlg(QWidget *parent) : QDialog(parent)
  24 {
  25     ui.setupUi(this);
  26     this->setModal(true);
  27     this->setMouseTracking(true);
  28     this->setWindowFlags(Qt::Dialog | Qt::FramelessWindowHint);
  29
  30 }
  31
  32 void PreviewDlg::setText(QString text)
  33 {
  34     ui.themePreview->setText(text);
  35 }
  36
  37 void PreviewDlg::setPixmap(QPixmap p)
  38 {
  39    ui.themePreview->setFixedSize(p.size());
  40    this->resize(QSize(10,10));
  41    ui.themePreview->setPixmap(p);
  42 }
  43
  44 void PreviewDlg::mouseMoveEvent(QMouseEvent * event)
  45 {
  46     (void) event;
  47     this->close();
  48 }
  49
  50 void PreviewDlg::leaveEvent(QEvent * event)
  51 {
  52     (void) event;
  53     this->close();
  54 }
  55
  56
  57 void PreviewDlg::changeEvent(QEvent *e)
  58 {
  59     if(e->type() == QEvent::LanguageChange) {
  60         ui.retranslateUi(this);
  61     } else {
  62         QWidget::changeEvent(e);
  63     }
  64 }
  65
  66 PreviewLabel::PreviewLabel(QWidget * parent, Qt::WindowFlags f)
  67             :QLabel(parent,f)
  68 {
  69     this->setMouseTracking(true);
  70
  71     preview = new PreviewDlg(parent);
  72
  73     hovertimer.setInterval(1500);  // wait for 1.5 seconds before showing the Fullsize Preview
  74     hovertimer.setSingleShot(true);
  75     connect(&hovertimer,SIGNAL(timeout ()),this,SLOT(timeout()));
  76 }
  77
  78 void PreviewLabel::mouseMoveEvent(QMouseEvent * event)
  79 {
  80     hovertimer.start();
  81     mousex = event->globalX();
  82     mousey = event->globalY();
  83 }
  84 void PreviewLabel::enterEvent(QEvent * event)
  85 {
  86     (void) event;
  87     hovertimer.start();
  88 }
  89 void PreviewLabel::leaveEvent(QEvent * event)
  90 {
  91     (void) event;
  92     hovertimer.stop();
  93 }
  94
  95 void PreviewLabel::timeout()
  96 {
  97     preview->move(mousex-(preview->width()/2) ,mousey-(preview->height()/2));
  98     preview->setVisible(true);
  99 }
 100
 101 void PreviewLabel::setPixmap(QPixmap p)
 102 {
 103     // set the image for the Fullsize Preview
 104     preview->setPixmap(p);
 105
 106     //scale the image for use in the label
 107     QSize img;
 108     img.setHeight(this->height());
 109     img.setWidth(this->width());
 110     QPixmap q;
 111     q = p.scaled(img, Qt::KeepAspectRatio, Qt::SmoothTransformation);
 112     this->setScaledContents(false);
 113     QLabel::setPixmap(q);
 114 }
 115
 116 void PreviewLabel::setText(QString text)
 117 {
 118     QLabel::setText(text);
 119     preview->setText(text);
 120 }
 121