def changeParagraphWidth(step): view = kate.activeView() doc = kate.activeDocument() pos = view.cursorPosition() originRange, isBlock = getParagraphRange(doc, pos) if originRange.isEmpty(): ui.popup("Sorry", "can't detect commented paragraph at cursor...", "face-sad") return # Dunno what to do on empty range! indent = common.getCurrentLineIndentation(view) # detect current align # Processing: # 0) split text into left stripped lines originalText = view.document().text(originRange) lines = [line.lstrip() for line in originalText.split('\n')] # 1) detect comment style comment = [c.strip() for c in lines[0].split(' ')][0] # 2) strip leading comments (and possible left spaces) from each line lines = [line[len(comment):].lstrip() for line in lines] # 3) get a desired width of the current paragraph if step == -1: # 3.1) For shrink it is really simple: we just want to fit last word # to the next line, and it is enough to specify max(line size) - 1 newSize = len(max(lines, key=len)) - 1 elif step == 1: # 3.2) To extend paragraph we just want to append a first word from the next # after longest line. currentMax = 0 prevLineWasLongest = False delta = 0 for line in lines: # 3.2.1) if current maximum was changed on prevoius iteration, # get length of a first word on a line if prevLineWasLongest: # NOTE +1 for one space delta = len([word.strip() for word in line.split(' ')][0]) + 1 # 3.2.2) is current line longer than we've seen before? lineSize = len(line) prevLineWasLongest = bool(currentMax < lineSize) if prevLineWasLongest: currentMax = lineSize newSize = currentMax + delta else: assert (not "Incorrect step specified") # 4) wrap the text res = textwrap.wrap(' '.join(lines), newSize, break_long_words=False) # 5) form a text from the result list align = ' ' * indent + comment + ' ' text = align + ('\n' + align).join(res) + '\n' # Return text only if smth really changed if originalText != text: # Update document only if smth really has changed doc.startEditing() # Start edit transaction: doc.removeText(originRange) # Remove the origin range doc.insertText(originRange.start(), text) # Insert modified text view.setCursorPosition(originRange.start( )) # Move cursor to the start of the origin range doc.endEditing() # End transaction
def changeParagraphWidth(step): view = kate.activeView() doc = kate.activeDocument() pos = view.cursorPosition() originRange, isBlock = getParagraphRange(doc, pos) if originRange.isEmpty(): ui.popup("Sorry", "can't detect commented paragraph at cursor...", "face-sad") return # Dunno what to do on empty range! indent = getCurrentLineIndentation(view) # detect current align # Processing: # 0) split text into left stripped lines originalText = view.document().text(originRange) lines = [line.lstrip() for line in originalText.split('\n')] # 1) detect comment style comment = [c.strip() for c in lines[0].split(' ')][0] # 2) strip leading comments (and possible left spaces) from each line lines = [line[len(comment):].lstrip() for line in lines] # 3) get a desired width of the current paragraph if step == -1: # 3.1) For shrink it is really simple: we just want to fit last word # to the next line, and it is enough to specify max(line size) - 1 newSize = len(max(lines, key=len)) - 1 elif step == 1: # 3.2) To extend paragraph we just want to append a first word from the next # after longest line. currentMax = 0 prevLineWasLongest = False delta = 0 for line in lines: # 3.2.1) if current maximum was changed on prevoius iteration, # get length of a first word on a line if prevLineWasLongest: # NOTE +1 for one space delta = len([word.strip() for word in line.split(' ')][0]) + 1 # 3.2.2) is current line longer than we've seen before? lineSize = len(line) prevLineWasLongest = bool(currentMax < lineSize) if prevLineWasLongest: currentMax = lineSize newSize = currentMax + delta else: assert(not "Incorrect step specified") # 4) wrap the text res = textwrap.wrap(' '.join(lines), newSize, break_long_words=False) # 5) form a text from the result list align = ' ' * indent + comment + ' ' text = align + ('\n' + align).join(res) + '\n' # Return text only if smth really changed if originalText != text: # Update document only if smth really has changed doc.startEditing() # Start edit transaction: doc.removeText(originRange) # Remove the origin range doc.insertText(originRange.start(), text) # Insert modified text view.setCursorPosition(originRange.start()) # Move cursor to the start of the origin range doc.endEditing() # End transaction
def killLeadOfLine(): ''' Remove text from a start of a line to the current crsor position NOTE This function suppose spaces as indentation character! ''' doc = kate.activeDocument() view = kate.activeView() pos = view.cursorPosition() indent = common.getCurrentLineIndentation(view) startPosition = KTextEditor.Cursor(pos.line(), 0) killRange = KTextEditor.Range(startPosition, pos) doc.startEditing() doc.removeText(killRange) doc.insertText(startPosition, ' ' * indent) doc.endEditing()
def killLeadOfLine(): ''' Remove text from a start of a line to the current cursor position but keep leading spaces (to avoid breaking indentation) NOTE This function suppose spaces as indentation character! TODO Get indent character from config ''' doc = kate.activeDocument() view = kate.activeView() pos = view.cursorPosition() indent = common.getCurrentLineIndentation(view) startPosition = KTextEditor.Cursor(pos.line(), 0) killRange = KTextEditor.Range(startPosition, pos) doc.startEditing() doc.removeText(killRange) doc.insertText(startPosition, ' ' * indent) doc.endEditing()