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Member "cb2bib-2.0.1/src/c2bClipboard.cpp" (12 Feb 2021, 2963 Bytes) of package /linux/privat/cb2bib-2.0.1.tar.gz:


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    1 /***************************************************************************
    2  *   Copyright (C) 2004-2021 by Pere Constans
    3  *   constans@molspaces.com
    4  *   cb2Bib version 2.0.1. Licensed under the GNU GPL version 3.
    5  *   See the LICENSE file that comes with this distribution.
    6  ***************************************************************************/
    7 #include "c2bClipboard.h"
    8 #ifdef C2B_USE_CBPOLL
    9 #include "clipboardPoll.h"
   10 #endif
   11 
   12 #include <QApplication>
   13 
   14 
   15 c2bClipboard::c2bClipboard(QObject* parento) : QObject(parento)
   16 {
   17     // Connecting clipboard
   18     _cb = QApplication::clipboard();
   19     _supports_selection = _cb->supportsSelection();
   20     _is_connected = false;
   21     _cb_text = _cb->text(QClipboard::Clipboard);
   22     if (_supports_selection)
   23         _cbs_text = _cb->text(QClipboard::Selection);
   24 
   25     // Set polling
   26     _interval = 1000;
   27 #ifdef C2B_USE_CBPOLL
   28     _poll = new clipboardPoll();
   29     connect(_poll, SIGNAL(clipboardChanged(bool)), this, SLOT(newClipboardData(bool)));
   30 #else
   31     _timer = new QTimer(this);
   32     connect(_timer, SIGNAL(timeout()), this, SLOT(checkData()));
   33 #endif
   34 }
   35 
   36 c2bClipboard::~c2bClipboard()
   37 {
   38 #ifdef C2B_USE_CBPOLL
   39     delete _poll;
   40 #endif
   41 }
   42 
   43 
   44 void c2bClipboard::checkData()
   45 {
   46     if (_cb_text != _cb->text(QClipboard::Clipboard))
   47     {
   48         _cb_text = _cb->text(QClipboard::Clipboard);
   49         emit cbDataChanged(_cb_text);
   50     }
   51     if (_supports_selection && _cbs_text != _cb->text(QClipboard::Selection))
   52     {
   53         _cbs_text = _cb->text(QClipboard::Selection);
   54         emit cbDataChanged(_cbs_text);
   55     }
   56 }
   57 
   58 void c2bClipboard::dataChanged()
   59 {
   60     if (_cb_text != _cb->text(QClipboard::Clipboard))
   61     {
   62         _cb_text = _cb->text(QClipboard::Clipboard);
   63         emit cbDataChanged(_cb_text);
   64     }
   65 }
   66 
   67 void c2bClipboard::selectionChanged()
   68 {
   69     if (_supports_selection && _cbs_text != _cb->text(QClipboard::Selection))
   70     {
   71         _cbs_text = _cb->text(QClipboard::Selection);
   72         emit cbDataChanged(_cbs_text);
   73     }
   74 }
   75 
   76 void c2bClipboard::setConnected(bool zconn)
   77 {
   78     _is_connected = zconn;
   79     if (_is_connected)
   80     {
   81         _cb_text = _cb->text(QClipboard::Clipboard);
   82         connect(_cb, SIGNAL(dataChanged()), this, SLOT(dataChanged()));
   83         if (_supports_selection)
   84         {
   85             _cbs_text = _cb->text(QClipboard::Selection);
   86             connect(_cb, SIGNAL(selectionChanged()), this, SLOT(selectionChanged()));
   87         }
   88 #ifdef C2B_USE_CBPOLL
   89         _poll->startT(_interval);
   90 #else
   91         _timer->start(_interval);
   92 #endif
   93     }
   94     else
   95     {
   96 #ifdef C2B_USE_CBPOLL
   97         _poll->stopT();
   98 #else
   99         _timer->stop();
  100 #endif
  101         disconnect(_cb, SIGNAL(dataChanged()), this, SLOT(dataChanged()));
  102         if (_supports_selection)
  103             disconnect(_cb, SIGNAL(selectionChanged()), this, SLOT(selectionChanged()));
  104     }
  105 }
  106 
  107 void c2bClipboard::newClipboardData(bool selectionMode)
  108 {
  109     if (selectionMode)
  110         selectionChanged();
  111     else
  112         dataChanged();
  113 }