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97 lines
3.1 KiB
97 lines
3.1 KiB
# This is part of the dragdrop example.
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from qt import *
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import secret
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class DropSite(TQLabel):
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def __init__(self, parent=None, name=None):
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TQLabel.__init__( self, parent, name )
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self.setAcceptDrops(1)
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# this is a normal event
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def mousePressEvent( self, e ):
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if ( self.pixmap() ) :
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drobj = TQImageDrag( self.pixmap().convertToImage(), self )
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pm = TQPixmap()
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pm.convertFromImage(self.pixmap().convertToImage().smoothScale(
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self.pixmap().width()/3,self.pixmap().height()/3))
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drobj.setPixmap(pm,TQPoint(-5,-7))
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else :
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drobj = TQTextDrag( self.text(), self )
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drobj.dragCopy()
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def backgroundColorChange( self, qcolor ):
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# Reduce flicker by using repaint() rather than update()
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self.repaint()
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def dragMoveEvent( self, e ):
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# Check if you want the drag at e.pos()...
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# Give the user some feedback...
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pass
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def dragEnterEvent( self, e ):
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# Check if you want the drag...
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if (secret.canDecode( e ) or
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TQTextDrag.canDecode( e ) or
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TQImageDrag.canDecode( e ) or
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TQUriDrag.canDecode( e )):
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e.accept()
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# Give the user some feedback...
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t = ''
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i = 0
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while e.format( i ):
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if ( t != '' ):
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t += "\n"
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t += str(e.format( i ))
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i += 1
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self.emit(PYSIGNAL('message(TQString &)'), (TQString(t),))
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self.setBackgroundColor(TQt.white)
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def dragLeaveEvent( self, TQDragLeaveEvent ):
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# Give the user some feedback...
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self.emit(PYSIGNAL('message(TQString &)'), (TQString(''),))
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self.setBackgroundColor(TQt.lightGray)
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def dropEvent( self, e ):
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self.setBackgroundColor(TQt.lightGray)
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# Try to decode to the data you understand...
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str = TQString()
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if ( TQTextDrag.decode( e, str ) ) :
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self.setText( str )
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self.setMinimumSize( self.minimumSize().expandedTo(self.sizeHint()) )
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return
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pm = TQPixmap()
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if ( TQImageDrag.decode( e, pm ) ) :
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self.setPixmap( pm )
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self.setMinimumSize(self.minimumSize().expandedTo(self.sizeHint()))
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return
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# TQStrList strings
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#strings = TQStrList()
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strings = []
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if ( TQUriDrag.decode( e, strings ) ) :
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m = TQString("Full URLs:\n")
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for u in strings:
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m = m + " " + u + '\n'
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# TQStringList files
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files = []
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if ( TQUriDrag.decodeLocalFiles( e, files ) ) :
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m += "Files:\n"
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# for (TQStringList.Iterator i=files.begin() i!=files.end() ++i)
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for i in files:
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m = m + " " + i + '\n'
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self.setText( m )
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self.setMinimumSize(self.minimumSize().expandedTo(self.sizeHint()))
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return
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str = secret.decode( e )
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if str:
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self.setText( str )
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self.setMinimumSize(self.minimumSize().expandedTo(self.sizeHint()))
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return
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