def setLine(self, line):
cursor = QTextCursor(self.document())
cursor.movePosition(QTextCursor.End)
cursor.setPosition(self.newPromptPos, QTextCursor.KeepAnchor)
cursor.removeSelectedText()
cursor.insertText(line)
self.setTextCursor(cursor)
def setLine(self, line):
cursor = QTextCursor(self.document())
cursor.movePosition(QTextCursor.End)
cursor.setPosition(self.newPromptPos, QTextCursor.KeepAnchor)
cursor.removeSelectedText()
cursor.insertText(line)
self.setTextCursor(cursor)
def append(self, text):
"""Append line to the end
"""
cursor = QTextCursor(self._doc)
cursor.movePosition(QTextCursor.End)
cursor.insertBlock()
cursor.insertText(text)
def clone(self, parent=None) -> 'TerminalTextDocument':
"""Create a new TerminalTextDocument that is a copy of this document."""
clone = type(self)()
clone.setParent(parent)
clone.setDocumentLayout(QPlainTextDocumentLayout(clone))
cursor = QTextCursor(clone)
cursor.insertFragment(QTextDocumentFragment(self))
clone.rootFrame().setFrameFormat(self.rootFrame().frameFormat())
clone.setDefaultStyleSheet(self.defaultStyleSheet())
clone.setDefaultFont(self.defaultFont())
clone.setDefaultTextOption(self.defaultTextOption())
clone.setCurrentCharFormat(self.currentCharFormat())
for s, w in self.__streams:
clone.connectStream(s, w.charformat if w is not None else None)
return clone
def update_source_file(self):
if (self.source_file != ""):
#Update highlighter
filename, extension = os.path.splitext(self.source_file)
self.code_editor.set_highlighter(extension)
try:
with open(self.directory + "/" + self.source_file,
'r') as file:
code = file.read()
self.code_editor.setPlainText(code)
self.display_source_file()
except IOError:
_, err, _ = sys.exc_info()
self.display_error(str(err))
else:
self.display_no_source_selected()
return
if (self.source_line != -1):
#print(self.source_line)
block = self.code_editor.document().findBlockByLineNumber(
self.source_line - 1)
self.code_editor.setTextCursor(QTextCursor(block))
self.code_editor.moveCursor(QTextCursor.EndOfBlock)
def pasteFile(self, url):
new = read_file_content(url.toLocalFile())
if new:
# inserting text like this allows undo
cursor = QTextCursor(self.document())
cursor.select(QTextCursor.Document)
cursor.insertText(new)
def drawContents(self, painter):
"""
Reimplementation of drawContents to limit the drawing
inside `textRext`.
"""
painter.setPen(self.__color)
painter.setFont(self.font())
if self.__textRect:
rect = self.__textRect
else:
rect = self.rect().adjusted(5, 5, -5, -5)
tformat = self.__textFormat
if tformat == Qt.AutoText:
if mightBeRichText(self.__message):
tformat = Qt.RichText
else:
tformat = Qt.PlainText
if tformat == Qt.RichText:
doc = QTextDocument()
doc.setHtml(self.__message)
doc.setTextWidth(rect.width())
cursor = QTextCursor(doc)
cursor.select(QTextCursor.Document)
fmt = QTextBlockFormat()
fmt.setAlignment(self.__alignment)
cursor.mergeBlockFormat(fmt)
painter.save()
painter.translate(rect.topLeft())
doc.drawContents(painter)
painter.restore()
else:
painter.drawText(rect, self.__alignment, self.__message)
def cursors(self):
"""Cursors for rectangular selection.
1 cursor for every line
"""
cursors = []
if self._start is not None:
startLine, startVisibleCol = self._start
currentLine, currentCol = self._qpart.cursorPosition
if abs(startLine - currentLine) > self._MAX_SIZE or \
abs(startVisibleCol - currentCol) > self._MAX_SIZE:
# Too big rectangular selection freezes the GUI
self._qpart.userWarning.emit(
'Rectangular selection area is too big')
self._start = None
return []
currentBlockText = self._qpart.textCursor().block().text()
currentVisibleCol = self._realToVisibleColumn(
currentBlockText, currentCol)
for lineNumber in range(min(startLine, currentLine),
max(startLine, currentLine) + 1):
block = self._qpart.document().findBlockByNumber(lineNumber)
cursor = QTextCursor(block)
realStartCol = self._visibleToRealColumn(
block.text(), startVisibleCol)
realCurrentCol = self._visibleToRealColumn(
block.text(), currentVisibleCol)
if realStartCol is None:
realStartCol = block.length() # out of range value
if realCurrentCol is None:
realCurrentCol = block.length() # out of range value
cursor.setPosition(cursor.block().position() +
min(realStartCol,
block.length() - 1))
cursor.setPosition(
cursor.block().position() + min(realCurrentCol,
block.length() - 1),
QTextCursor.KeepAnchor)
cursors.append(cursor)
return cursors
def _makeMatchSelection(self, block, columnIndex, matched):
"""Make matched or unmatched QTextEdit.ExtraSelection
"""
selection = QTextEdit.ExtraSelection()
darkMode = QApplication.instance().property('darkMode')
if matched:
fgColor = self.MATCHED_COLOR
else:
fgColor = self.UNMATCHED_COLOR
selection.format.setForeground(fgColor)
# repaint hack
selection.format.setBackground(
Qt.white if not darkMode else QColor('#111111'))
selection.cursor = QTextCursor(block)
selection.cursor.setPosition(block.position() + columnIndex)
selection.cursor.movePosition(QTextCursor.Right,
QTextCursor.KeepAnchor)
return selection
def drawContents(self, painter):
"""
Reimplementation of drawContents to limit the drawing
inside `textRext`.
"""
painter.setPen(self.__color)
painter.setFont(self.font())
if self.__textRect:
rect = self.__textRect
else:
rect = self.rect().adjusted(5, 5, -5, -5)
tformat = self.__textFormat
if tformat == Qt.AutoText:
if mightBeRichText(self.__message):
tformat = Qt.RichText
else:
tformat = Qt.PlainText
if tformat == Qt.RichText:
doc = QTextDocument()
doc.setHtml(self.__message)
doc.setTextWidth(rect.width())
cursor = QTextCursor(doc)
cursor.select(QTextCursor.Document)
fmt = QTextBlockFormat()
fmt.setAlignment(self.__alignment)
cursor.mergeBlockFormat(fmt)
painter.save()
painter.translate(rect.topLeft())
doc.drawContents(painter)
painter.restore()
else:
painter.drawText(rect, self.__alignment, self.__message)
def cmdJoinLines(self, cmd, repeatLineCount=None):
if repeatLineCount is not None:
self._selectRangeForRepeat(repeatLineCount)
start, end = self._selectedLinesRange()
count = end - start
if not count: # nothing to join
return
self._saveLastEditLinesCmd(cmd, end - start + 1)
cursor = QTextCursor(self._qpart.document().findBlockByNumber(start))
with self._qpart:
for _ in range(count):
cursor.movePosition(QTextCursor.EndOfBlock)
cursor.movePosition(QTextCursor.NextCharacter,
QTextCursor.KeepAnchor)
self.moveToFirstNonSpace(cursor, QTextCursor.KeepAnchor)
nonEmptyBlock = cursor.block().length() > 1
cursor.removeSelectedText()
if nonEmptyBlock:
cursor.insertText(' ')
self._qpart.setTextCursor(cursor)
def write(self, data):
cursor = QTextCursor(self.document())
cursor.movePosition(QTextCursor.End, QTextCursor.MoveAnchor)
cursor.insertText(data)
self.setTextCursor(cursor)
self.ensureCursorVisible()
def insert(self, index, text):
"""Insert line to the document
"""
if index < 0 or index > self._doc.blockCount():
raise IndexError('Invalid block index', index)
if index == 0: # first
cursor = QTextCursor(self._doc.firstBlock())
cursor.insertText(text)
cursor.insertBlock()
elif index != self._doc.blockCount(): # not the last
cursor = QTextCursor(self._doc.findBlockByNumber(index).previous())
cursor.movePosition(QTextCursor.EndOfBlock)
cursor.insertBlock()
cursor.insertText(text)
else: # last append to the end
self.append(text)
def _setBlockText(blockIndex, text):
cursor = QTextCursor(self._doc.findBlockByNumber(blockIndex))
cursor.movePosition(QTextCursor.EndOfBlock, QTextCursor.KeepAnchor)
cursor.insertText(text)
def write(self, data):
cursor = QTextCursor(self.document())
cursor.movePosition(QTextCursor.End, QTextCursor.MoveAnchor)
cursor.insertText(data)
self.setTextCursor(cursor)
self.ensureCursorVisible()
def textCursor(self) -> QTextCursor:
"""Return a text cursor positioned at the end of the document."""
cursor = QTextCursor(self)
cursor.movePosition(QTextCursor.End, QTextCursor.MoveAnchor)
cursor.setCharFormat(self.__currentCharFormat)
return cursor
def onChangeSelectedBlocksIndent(self, increase, withSpace=False):
"""Tab or Space pressed and few blocks are selected, or Shift+Tab pressed
Insert or remove text from the beginning of blocks
"""
def blockIndentation(block):
text = block.text()
return text[:len(text) - len(text.lstrip())]
def cursorAtSpaceEnd(block):
cursor = QTextCursor(block)
cursor.setPosition(block.position() + len(blockIndentation(block)))
return cursor
def indentBlock(block):
cursor = cursorAtSpaceEnd(block)
cursor.insertText(' ' if withSpace else self.text())
def spacesCount(text):
return len(text) - len(text.rstrip(' '))
def unIndentBlock(block):
currentIndent = blockIndentation(block)
if currentIndent.endswith('\t'):
charsToRemove = 1
elif withSpace:
charsToRemove = 1 if currentIndent else 0
else:
if self.useTabs:
charsToRemove = min(spacesCount(currentIndent), self.width)
else: # spaces
if currentIndent.endswith(
self.text()): # remove indent level
charsToRemove = self.width
else: # remove all spaces
charsToRemove = min(spacesCount(currentIndent),
self.width)
if charsToRemove:
cursor = cursorAtSpaceEnd(block)
cursor.setPosition(cursor.position() - charsToRemove,
QTextCursor.KeepAnchor)
cursor.removeSelectedText()
cursor = self._qpart.textCursor()
startBlock = self._qpart.document().findBlock(cursor.selectionStart())
endBlock = self._qpart.document().findBlock(cursor.selectionEnd())
if (cursor.selectionStart() != cursor.selectionEnd()
and endBlock.position() == cursor.selectionEnd()
and endBlock.previous().isValid()):
# do not indent not selected line if indenting multiple lines
endBlock = endBlock.previous()
indentFunc = indentBlock if increase else unIndentBlock
if startBlock != endBlock: # indent multiply lines
stopBlock = endBlock.next()
block = startBlock
with self._qpart:
while block != stopBlock:
indentFunc(block)
block = block.next()
newCursor = QTextCursor(startBlock)
newCursor.setPosition(endBlock.position() + len(endBlock.text()),
QTextCursor.KeepAnchor)
self._qpart.setTextCursor(newCursor)
else: # indent 1 line
indentFunc(startBlock)
def _removeBlock(blockIndex):
block = self._doc.findBlockByNumber(blockIndex)
if block.next().isValid(): # not the last
cursor = QTextCursor(block)
cursor.movePosition(QTextCursor.NextBlock,
QTextCursor.KeepAnchor)
elif block.previous().isValid(): # the last, not the first
cursor = QTextCursor(block.previous())
cursor.movePosition(QTextCursor.EndOfBlock)
cursor.movePosition(QTextCursor.NextBlock,
QTextCursor.KeepAnchor)
cursor.movePosition(QTextCursor.EndOfBlock,
QTextCursor.KeepAnchor)
else: # only one block
cursor = QTextCursor(block)
cursor.movePosition(QTextCursor.EndOfBlock,
QTextCursor.KeepAnchor)
cursor.removeSelectedText()
def cursorAtSpaceEnd(block):
cursor = QTextCursor(block)
cursor.setPosition(block.position() + len(blockIndentation(block)))
return cursor
