def startDrag(self):
self.drag = QtGui.QDrag(self)
mime = QtCore.QMimeData()
#mime.setPlainText("asd")
self.drag.setMimeData(mime)
self.widgetArea.setStyleSheet(self.dragStyle)
self.update()
action = self.drag.exec_()
self.updateStyle()
def mouseMoveEvent(self, event):
'''If the current movement is a drag convert it into a QDrag. If the drag ends
outside the tab bar emit an onDetachTabSignal.
- event : a mouse move event.
'''
# Determine if the current movement is detected as a drag
if not self.dragStartPos.isNull() and (
(event.pos() - self.dragStartPos).manhattanLength() <
QtWidgets.QApplication.startDragDistance()):
self.dragInitiated = True
# If the current movement is a drag initiated by the left button
if (((event.buttons() & QtCore.Qt.LeftButton)) and self.dragInitiated):
# Stop the move event
finishMoveEvent = QtGui.QMouseEvent(QtCore.QEvent.MouseMove,
event.pos(),
QtCore.Qt.NoButton,
QtCore.Qt.NoButton,
QtCore.Qt.NoModifier)
QtWidgets.QTabBar.mouseMoveEvent(self, finishMoveEvent)
# Convert the move event into a drag
drag = QtGui.QDrag(self)
mimeData = QtCore.QMimeData()
drag.setMimeData(mimeData)
# Create the appearance of dragging the tab content
pixmap = self.parent().widget(self.tabAt(self.dragStartPos)).grab()
targetPixmap = QtGui.QPixmap(pixmap.size())
targetPixmap.fill(QtCore.Qt.transparent)
painter = QtGui.QPainter(targetPixmap)
painter.setOpacity(0.85)
painter.drawPixmap(0, 0, pixmap)
painter.end()
drag.setPixmap(targetPixmap)
# Initiate the drag
dropAction = drag.exec_(QtCore.Qt.MoveAction
| QtCore.Qt.CopyAction)
# For Linux: Here, drag.exec_() will not return MoveAction on Linux. So it
# must be set manually
if self.dragDropedPos.x() != 0 and self.dragDropedPos.y() != 0:
dropAction = QtCore.Qt.MoveAction
# If the drag completed outside of the tab bar, detach the tab and move
# the content to the current cursor position
if dropAction == QtCore.Qt.IgnoreAction:
event.accept()
self.onDetachTabSignal.emit(self.tabAt(self.dragStartPos),
self.mouseCursor.pos())
else:
QtWidgets.QTabBar.mouseMoveEvent(self, event)
def export(self, fileName=None, toBytes=False, copy=False):
if toBytes is False and copy is False and fileName is None:
self.fileSaveDialog(filter="Scalable Vector Graphics (*.svg)")
return
#self.svg = QtSvg.QSvgGenerator()
#self.svg.setFileName(fileName)
#dpi = QtGui.QDesktopWidget().physicalDpiX()
### not really sure why this works, but it seems to be important:
#self.svg.setSize(QtCore.QSize(self.params['width']*dpi/90., self.params['height']*dpi/90.))
#self.svg.setResolution(dpi)
##self.svg.setViewBox()
#targetRect = QtCore.QRect(0, 0, self.params['width'], self.params['height'])
#sourceRect = self.getSourceRect()
#painter = QtGui.QPainter(self.svg)
#try:
#self.setExportMode(True)
#self.render(painter, QtCore.QRectF(targetRect), sourceRect)
#finally:
#self.setExportMode(False)
#painter.end()
## Workaround to set pen widths correctly
#data = open(fileName).readlines()
#for i in range(len(data)):
#line = data[i]
#m = re.match(r'(<g .*)stroke-width="1"(.*transform="matrix\(([^\)]+)\)".*)', line)
#if m is not None:
##print "Matched group:", line
#g = m.groups()
#matrix = list(map(float, g[2].split(',')))
##print "matrix:", matrix
#scale = max(abs(matrix[0]), abs(matrix[3]))
#if scale == 0 or scale == 1.0:
#continue
#data[i] = g[0] + ' stroke-width="%0.2g" ' % (1.0/scale) + g[1] + '\n'
##print "old line:", line
##print "new line:", data[i]
#open(fileName, 'w').write(''.join(data))
## Qt's SVG generator is not complete. (notably, it lacks clipping)
## Instead, we will use Qt to generate SVG for each item independently,
## then manually reconstruct the entire document.
xml = generateSvg(self.item)
if toBytes:
return xml.encode('UTF-8')
elif copy:
md = QtCore.QMimeData()
md.setData('image/svg+xml', QtCore.QByteArray(xml.encode('UTF-8')))
QtGui.QApplication.clipboard().setMimeData(md)
else:
with open(fileName, 'w') as fh:
fh.write(xml.encode('UTF-8'))
def mimeData(self, indexes):
print "start drag"
mimedata = QtCore.QMimeData()
#data = QtCore.QByteArray()
#stream = QtCore.QDataStream(data, QtCore.QIODevice.WriteOnly)
#stream << indexes[0].internalPointer()
mimedata.setData('application/x-mavplot',
str(indexes[0].internalPointer().getFullKey()))
mimedata.setText(str(indexes[0].internalPointer().getFullKey()))
self.lastDraggedNode = indexes[0].internalPointer()
return mimedata
def copyHtml(self):
txt = '<table>\n'
txt += self._itemToHtml(self.ui.solutionTable,
self.ui.solutionTable.headerItem())
root = self.ui.solutionTable.invisibleRootItem()
for i in range(root.childCount()):
txt += self._itemToHtml(self.ui.solutionTable, root.child(i))
txt += '</table>\n'
# copy to clipboard
if os.sys.platform in ['darwin']:
QtGui.QApplication.clipboard().setText(txt)
else:
md = QtCore.QMimeData()
md.setHtml(txt)
QtGui.QApplication.clipboard().setMimeData(md)
def export(self, fileName=None, toBytes=False, copy=False):
if toBytes is False and copy is False and fileName is None:
self.fileSaveDialog(filter="Scalable Vector Graphics (*.svg)")
return
## Qt's SVG generator is not complete. (notably, it lacks clipping)
## Instead, we will use Qt to generate SVG for each item independently,
## then manually reconstruct the entire document.
xml = generateSvg(self.item)
if toBytes:
return xml.encode('UTF-8')
elif copy:
md = QtCore.QMimeData()
md.setData('image/svg+xml', QtCore.QByteArray(xml.encode('UTF-8')))
QtGui.QApplication.clipboard().setMimeData(md)
else:
with open(fileName, 'wb') as fh:
fh.write(asUnicode(xml).encode('utf-8'))
def copyHtml(self):
table = self.ui.recipeTable
# decide which columns to skip
skip = []
for col in range(table.columnCount()):
s = False
for row in (0, 1):
item = table.item(row, col)
if item is not None and str(item.text()) == '+':
s = True
break
skip.append(s)
# generate HTML table
txt = '<div style="font-family: sans-serif"><h2>%s</h2><table>\n' % self.recipeSet.name
for row in range(table.rowCount()):
txt += ' <tr>\n'
spanskip = 0
for col in range(table.columnCount()):
# skip cell if a previous cell has wide span
if spanskip > 0:
spanskip -= 1
continue
# skip column if it was a placeholder / adder column
if skip[col]:
continue
item = table.item(row, col)
span = table.columnSpan(row, col)
spanskip = span - 1
for c in range(col + 1, col + span):
if skip[c]:
span -= 1
width = table.horizontalHeader().sectionSize(col)
if item is None:
w = table.cellWidget(row, col)
if w is None:
t = ''
style = ''
else:
t = str(w.text())
fs = w.font().pointSize()
a = w.alignment()
if a & QtCore.Qt.AlignRight > 0:
align = 'right'
elif a & QtCore.Qt.AlignLeft > 0:
align = 'left'
elif a & QtCore.Qt.AlignCenter > 0:
align = 'center'
style = 'font-size: %dpt; text-align: %s' % (fs, align)
else:
t = asUnicode(item.text())
bg = item.background().color().name()
fg = item.foreground().color().name()
style = 'color: %s; background-color: %s;' % (fg, bg)
if hasattr(item, 'borders'):
for k, v in item.borders.items():
style += ' border-%s: 1px solid %s;' % (
k, v.color().name())
txt += ' <td style="font-family: sans-serif; font-size: 10pt; vertical-align: middle; width: %dpx; %s" colspan="%s">%s</td>\n' % (
width, style, span, t)
txt += ' </tr>\n'
txt += '</table>\n'
# copy notes
txt += '<span style="font-size: 10pt;">\n'
for i in range(self.ui.notesTree.topLevelItemCount()):
item = self.ui.notesTree.topLevelItem(i)
note = item.noteHtml()
if note != '':
txt += '\n<br><br>' + note
txt += '</span>\n'
txt += '\n</div>'
# copy to clipboard
if os.sys.platform in ['darwin']:
QtGui.QApplication.clipboard().setText(txt)
else:
md = QtCore.QMimeData()
md.setHtml(txt)
QtGui.QApplication.clipboard().setMimeData(md)
