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olivierkes/textEditor.py

Last active March 27, 2022 20:11
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Fully functional PyQt Text Editor (http://thecodeinn.blogspot.ch/2013/07/fully-functional-pyqt-text-editor.html) ported to PyQt5.
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textEditor.py
import sys
import time
from PyQt5.QtGui import *
from PyQt5.QtWidgets import *
from PyQt5 import QtCore
from PyQt5.QtCore import Qt
var = 0
f = ""
choiceStr = ""
cs = False
wwo = False
tt = True
tf = True
ts = True
class Find(QDialog):
def __init__(self,parent = None):
QDialog.__init__(self, parent)
self.initUI()
def initUI(self):
self.lb1 = QLabel("Search for: ",self)
self.lb1.setStyleSheet("font-size: 15px; ")
self.lb1.move(10,10)
self.te = QTextEdit(self)
self.te.move(10,40)
self.te.resize(250,25)
self.src = QPushButton("Find",self)
self.src.move(270,40)
self.lb2 = QLabel("Replace all by: ",self)
self.lb2.setStyleSheet("font-size: 15px; ")
self.lb2.move(10,80)
self.rp = QTextEdit(self)
self.rp.move(10,110)
self.rp.resize(250,25)
self.rpb = QPushButton("Replace",self)
self.rpb.move(270,110)
self.opt1 = QCheckBox("Case sensitive",self)
self.opt1.move(10,160)
self.opt1.stateChanged.connect(self.CS)
self.opt2 = QCheckBox("Whole words only",self)
self.opt2.move(10,190)
self.opt2.stateChanged.connect(self.WWO)
self.close = QPushButton("Close",self)
self.close.move(270,220)
self.close.clicked.connect(self.Close)
self.setGeometry(300,300,360,250)
def CS(self, state):
global cs
if state == QtCore.Qt.Checked:
cs = True
else:
cs = False
def WWO(self, state):
global wwo
print(wwo)
if state == QtCore.Qt.Checked:
wwo = True
else:
wwo = False
def Close(self):
self.hide()
class Date(QDialog):
def __init__(self,parent = None):
QDialog.__init__(self, parent)
self.initUI()
def initUI(self):
self.form = QComboBox(self)
self.form.move(10,10)
self.form.addItem(time.strftime("%d.%m.%Y"))
self.form.addItem(time.strftime("%A, %d. %B %Y"))
self.form.addItem(time.strftime("%d. %B %Y"))
self.form.addItem(time.strftime("%d %m %Y"))
self.form.addItem(time.strftime("%X"))
self.form.addItem(time.strftime("%x"))
self.form.addItem(time.strftime("%H:%M"))
self.form.addItem(time.strftime("%A, %d. %B %Y %H:%M"))
self.form.addItem(time.strftime("%d.%m.%Y %H:%M"))
self.form.addItem(time.strftime("%d. %B %Y %H:%M"))
self.form.activated[str].connect(self.handleChoice)
self.ok = QPushButton("Insert",self)
self.ok.move(180,10)
self.cancel = QPushButton("Cancel",self)
self.cancel.move(180,40)
self.cancel.clicked.connect(self.Cancel)
self.setGeometry(300,300,280,70)
def handleChoice(self,choice):
global choiceStr
choiceStr = choice
print(choiceStr)
def Cancel(self):
self.close()
class Main(QMainWindow):
def __init__(self):
QMainWindow.__init__(self,None)
self.initUI()
def initUI(self):
#------- Toolbar --------------------------------------
#-- Upper Toolbar --
newAction = QAction(QIcon("icons/new.png"),"New",self)
newAction.setShortcut("Ctrl+N")
newAction.setStatusTip("Create a new document from scratch.")
newAction.triggered.connect(self.New)
openAction = QAction(QIcon("icons/open.png"),"Open file",self)
openAction.setStatusTip("Open existing document")
openAction.setShortcut("Ctrl+O")
openAction.triggered.connect(self.Open)
saveAction = QAction(QIcon("icons/save.png"),"Save",self)
saveAction.setStatusTip("Save document")
saveAction.setShortcut("Ctrl+S")
saveAction.triggered.connect(self.Save)
previewAction = QAction(QIcon("icons/preview.png"),"Page view",self)
previewAction.setStatusTip("Preview page before printing")
previewAction.setShortcut("Ctrl+Shift+P")
previewAction.triggered.connect(self.PageView)
findAction = QAction(QIcon("icons/find.png"),"Find",self)
findAction.setStatusTip("Find words in your document")
findAction.setShortcut("Ctrl+F")
findAction.triggered.connect(self.Find)
cutAction = QAction(QIcon("icons/cut.png"),"Cut to clipboard",self)
cutAction.setStatusTip("Delete and copy text to clipboard")
cutAction.setShortcut("Ctrl+X")
cutAction.triggered.connect(self.Cut)
copyAction = QAction(QIcon("icons/copy.png"),"Copy to clipboard",self)
copyAction.setStatusTip("Copy text to clipboard")
copyAction.setShortcut("Ctrl+C")
copyAction.triggered.connect(self.Copy)
pasteAction = QAction(QIcon("icons/paste.png"),"Paste from clipboard",self)
pasteAction.setStatusTip("Paste text from clipboard")
pasteAction.setShortcut("Ctrl+V")
pasteAction.triggered.connect(self.Paste)
undoAction = QAction(QIcon("icons/undo.png"),"Undo last action",self)
undoAction.setStatusTip("Undo last action")
undoAction.setShortcut("Ctrl+Z")
undoAction.triggered.connect(self.Undo)
redoAction = QAction(QIcon("icons/redo.png"),"Redo last undone thing",self)
redoAction.setStatusTip("Redo last undone thing")
redoAction.setShortcut("Ctrl+Y")
redoAction.triggered.connect(self.Redo)
dtAction = QAction(QIcon("icons/datetime.png"),"Insert current date/time",self)
dtAction.setStatusTip("Insert current date/time")
dtAction.setShortcut("Ctrl+D")
dtAction.triggered.connect(self.DateTime)
printAction = QAction(QIcon("icons/print.png"),"Print document",self)
printAction.setStatusTip("Print document")
printAction.setShortcut("Ctrl+P")
printAction.triggered.connect(self.Print)
self.toolbar = self.addToolBar("Options")
self.toolbar.addAction(newAction)
self.toolbar.addAction(openAction)
self.toolbar.addAction(saveAction)
self.toolbar.addSeparator()
self.toolbar.addAction(printAction)
#self.toolbar.addAction(pdfAction)
self.toolbar.addAction(previewAction)
self.toolbar.addSeparator()
self.toolbar.addAction(findAction)
self.toolbar.addAction(cutAction)
self.toolbar.addAction(copyAction)
self.toolbar.addAction(pasteAction)
self.toolbar.addAction(undoAction)
self.toolbar.addAction(redoAction)
self.toolbar.addSeparator()
self.toolbar.addAction(dtAction)
self.toolbar.addSeparator()
self.addToolBarBreak()
# -- Lower Toolbar --
self.fontFamily = QFontComboBox(self)
self.fontFamily.currentFontChanged.connect(self.FontFamily)
fontSize = QComboBox(self)
fontSize.setEditable(True)
fontSize.setMinimumContentsLength(3)
fontSize.activated.connect(self.FontSize)
flist = [6,7,8,9,10,11,12,13,14,15,16,18,20,22,24,26,28,32,36,40,44,48,
54,60,66,72,80,88,96]
for i in flist:
fontSize.addItem(str(i))
fontColor = QAction(QIcon("icons/color.png"),"Change font color",self)
fontColor.triggered.connect(self.FontColor)
boldAction = QAction(QIcon("icons/bold.png"),"Bold",self)
boldAction.triggered.connect(self.Bold)
italicAction = QAction(QIcon("icons/italic.png"),"Italic",self)
italicAction.triggered.connect(self.Italic)
underlAction = QAction(QIcon("icons/underl.png"),"Underline",self)
underlAction.triggered.connect(self.Underl)
alignLeft = QAction(QIcon("icons/alignLeft.png"),"Align left",self)
alignLeft.triggered.connect(self.alignLeft)
alignCenter = QAction(QIcon("icons/alignCenter.png"),"Align center",self)
alignCenter.triggered.connect(self.alignCenter)
alignRight = QAction(QIcon("icons/alignRight.png"),"Align right",self)
alignRight.triggered.connect(self.alignRight)
alignJustify = QAction(QIcon("icons/alignJustify.png"),"Align justify",self)
alignJustify.triggered.connect(self.alignJustify)
indentAction = QAction(QIcon("icons/indent.png"),"Indent Area",self)
indentAction.setShortcut("Ctrl+Tab")
indentAction.triggered.connect(self.Indent)
dedentAction = QAction(QIcon("icons/dedent.png"),"Dedent Area",self)
dedentAction.setShortcut("Shift+Tab")
dedentAction.triggered.connect(self.Dedent)
backColor = QAction(QIcon("icons/backcolor.png"),"Change background color",self)
backColor.triggered.connect(self.FontBackColor)
bulletAction = QAction(QIcon("icons/bullet.png"),"Insert Bullet List",self)
bulletAction.triggered.connect(self.BulletList)
numberedAction = QAction(QIcon("icons/number.png"),"Insert Numbered List",self)
numberedAction.triggered.connect(self.NumberedList)
space1 = QLabel(" ",self)
space2 = QLabel(" ",self)
space3 = QLabel(" ",self)
self.formatbar = self.addToolBar("Format")
self.formatbar.addWidget(self.fontFamily)
self.formatbar.addWidget(space1)
self.formatbar.addWidget(fontSize)
self.formatbar.addWidget(space2)
self.formatbar.addSeparator()
self.formatbar.addAction(fontColor)
self.formatbar.addAction(backColor)
self.formatbar.addSeparator()
self.formatbar.addAction(boldAction)
self.formatbar.addAction(italicAction)
self.formatbar.addAction(underlAction)
self.formatbar.addSeparator()
self.formatbar.addAction(alignLeft)
self.formatbar.addAction(alignCenter)
self.formatbar.addAction(alignRight)
self.formatbar.addAction(alignJustify)
self.formatbar.addSeparator()
self.formatbar.addAction(indentAction)
self.formatbar.addAction(dedentAction)
self.formatbar.addAction(bulletAction)
self.formatbar.addAction(numberedAction)
#------- Text Edit -----------------------------------
self.text = QTextEdit(self)
self.text.setTabStopWidth(12)
self.setCentralWidget(self.text)
#------- Statusbar ------------------------------------
self.status = self.statusBar()
self.text.cursorPositionChanged.connect(self.CursorPosition)
#---------Window settings --------------------------------
self.setGeometry(100,100,700,700)
self.setWindowTitle("Scriber")
self.setWindowIcon(QIcon("icons/feather.png"))
self.show()
#------- Menubar --------------------------------------
menubar = self.menuBar()
file = menubar.addMenu("File")
edit = menubar.addMenu("Edit")
view = menubar.addMenu("View")
file.addAction(newAction)
file.addAction(openAction)
file.addAction(saveAction)
file.addAction(printAction)
file.addAction(previewAction)
edit.addAction(undoAction)
edit.addAction(redoAction)
edit.addAction(cutAction)
edit.addAction(copyAction)
edit.addAction(findAction)
edit.addAction(dtAction)
toggleTool = QAction("Toggle Toolbar",self,checkable=True)
toggleTool.triggered.connect(self.handleToggleTool)
toggleFormat = QAction("Toggle Formatbar",self,checkable=True)
toggleFormat.triggered.connect(self.handleToggleFormat)
toggleStatus = QAction("Toggle Statusbar",self,checkable=True)
toggleStatus.triggered.connect(self.handleToggleStatus)
view.addAction(toggleTool)
view.addAction(toggleFormat)
view.addAction(toggleStatus)
def handleToggleTool(self):
global tt
if tt == True:
self.toolbar.hide()
tt = False
else:
self.toolbar.show()
tt = True
def handleToggleFormat(self):
global tf
if tf == True:
self.formatbar.hide()
tf = False
else:
self.formatbar.show()
tf = True
def handleToggleStatus(self):
global ts
if ts == True:
self.status.hide()
ts = False
else:
self.status.show()
ts = True
#-------- Toolbar slots -----------------------------------
def New(self):
self.text.clear()
def Open(self):
filename = QFileDialog.getOpenFileName(self, 'Open File')
f = open(filename, 'r')
filedata = f.read()
self.text.setText(filedata)
f.close()
def Save(self):
filename = QFileDialog.getSaveFileName(self, 'Save File')
f = open(filename, 'w')
filedata = self.text.toPlainText()
f.write(filedata)
f.close()
def PageView(self):
preview = QPrintPreviewDialog()
preview.paintRequested.connect(self.PaintPageView)
preview.exec_()
def Print(self):
dialog = QPrintDialog()
if dialog.exec_() == QDialog.Accepted:
self.text.document().print_(dialog.printer())
def PDF(self):
printer = QPrinter()
printer.setOutputFormat(printer.NativeFormat)
dialog = QPrintDialog(printer)
dialog.setOption(dialog.PrintToFile)
if dialog.exec_() == QDialog.Accepted:
self.text.document().print_(dialog.printer())
def PaintPageView(self, printer):
self.text.print_(printer)
def Find(self):
global f
find = Find(self)
find.show()
def handleFind():
f = find.te.toPlainText()
print(f)
if cs == True and wwo == False:
flag = QTextDocument.FindBackward and QTextDocument.FindCaseSensitively
elif cs == False and wwo == False:
flag = QTextDocument.FindBackward
elif cs == False and wwo == True:
flag = QTextDocument.FindBackward and QTextDocument.FindWholeWords
elif cs == True and wwo == True:
flag = QTextDocument.FindBackward and QTextDocument.FindCaseSensitively and QTextDocument.FindWholeWords
self.text.find(f,flag)
def handleReplace():
f = find.te.toPlainText()
r = find.rp.toPlainText()
text = self.text.toPlainText()
newText = text.replace(f,r)
self.text.clear()
self.text.append(newText)
find.src.clicked.connect(handleFind)
find.rpb.clicked.connect(handleReplace)
def Undo(self):
self.text.undo()
def Redo(self):
self.text.redo()
def Cut(self):
self.text.cut()
def Copy(self):
self.text.copy()
def Paste(self):
self.text.paste()
def DateTime(self):
date = Date(self)
date.show()
date.ok.clicked.connect(self.insertDate)
def insertDate(self):
global choiceStr
print(choiceStr)
self.text.append(choiceStr)
def CursorPosition(self):
line = self.text.textCursor().blockNumber()
col = self.text.textCursor().columnNumber()
linecol = ("Line: "+str(line)+" | "+"Column: "+str(col))
self.status.showMessage(linecol)
def FontFamily(self,font):
font = QFont(self.fontFamily.currentFont())
self.text.setCurrentFont(font)
def FontSize(self, fsize):
size = (int(fsize))
self.text.setFontPointSize(size)
def FontColor(self):
c = QColorDialog.getColor()
self.text.setTextColor(c)
def FontBackColor(self):
c = QColorDialog.getColor()
self.text.setTextBackgroundColor(c)
def Bold(self):
w = self.text.fontWeight()
if w == 50:
self.text.setFontWeight(QFont.Bold)
elif w == 75:
self.text.setFontWeight(QFont.Normal)
def Italic(self):
i = self.text.fontItalic()
if i == False:
self.text.setFontItalic(True)
elif i == True:
self.text.setFontItalic(False)
def Underl(self):
ul = self.text.fontUnderline()
if ul == False:
self.text.setFontUnderline(True)
elif ul == True:
self.text.setFontUnderline(False)
def lThrough(self):
lt = QFont.style()
print(lt)
def alignLeft(self):
self.text.setAlignment(Qt.AlignLeft)
def alignRight(self):
self.text.setAlignment(Qt.AlignRight)
def alignCenter(self):
self.text.setAlignment(Qt.AlignCenter)
def alignJustify(self):
self.text.setAlignment(Qt.AlignJustify)
def Indent(self):
tab = "\t"
cursor = self.text.textCursor()
start = cursor.selectionStart()
end = cursor.selectionEnd()
cursor.setPosition(end)
cursor.movePosition(cursor.EndOfLine)
end = cursor.position()
cursor.setPosition(start)
cursor.movePosition(cursor.StartOfLine)
start = cursor.position()
while cursor.position() < end:
global var
print(cursor.position(),end)
cursor.movePosition(cursor.StartOfLine)
cursor.insertText(tab)
cursor.movePosition(cursor.Down)
end += len(tab)
'''if cursor.position() == end:
var +=1
if var == 2:
break'''
def Dedent(self):
tab = "\t"
cursor = self.text.textCursor()
start = cursor.selectionStart()
end = cursor.selectionEnd()
cursor.setPosition(end)
cursor.movePosition(cursor.EndOfLine)
end = cursor.position()
cursor.setPosition(start)
cursor.movePosition(cursor.StartOfLine)
start = cursor.position()
while cursor.position() < end:
global var
cursor.movePosition(cursor.StartOfLine)
cursor.deleteChar()
cursor.movePosition(cursor.EndOfLine)
cursor.movePosition(cursor.Down)
end -= len(tab)
'''if cursor.position() == end:
var +=1
if var == 2:
break'''
def BulletList(self):
print("bullet connects!")
self.text.insertHtml("<ul><li> ...</li></ul>")
def NumberedList(self):
print("numbered connects!")
self.text.insertHtml("<ol><li> ...</li></ol>")
def main():
app = QApplication(sys.argv)
main= Main()
main.show()
sys.exit(app.exec_())
if __name__ == "__main__":
main()
@johnn405
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can you provide .ui file of this .py code

@ua-the-world
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ua-the-world commented Apr 29, 2020 •
edited
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Really good code imho. And, I think, will be a good template for learning this type of programs.
Thanks a lot dear olivierkes for sharing your project with community.

@keldack
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keldack commented Jul 16, 2020

Very nice ! But would you have icons available too ?

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