기능 구현이 너무 쉽고 간단하다.
전에 만들었던 Simple Text Editor에 기능 몇가지를 추가했다.
- File Close 기능
- Save Button Disable 기능, textBrowser에 변화가 있을 경우 활성화됨
- 파일 변경 후 Save 없이 Close할 경우 메시지박스로 저장할 것인지 확인함
[ Source ]
- Main.py
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 | # -*- coding: utf-8 -*- # Form implementation generated from reading ui file 'Main.ui' # # Created by: PyQt4 UI code generator 4.11.4 # # WARNING! All changes made in this file will be lost! from PyQt4 import QtCore, QtGui try: _fromUtf8 = QtCore.QString.fromUtf8 except AttributeError: def _fromUtf8(s): return s try: _encoding = QtGui.QApplication.UnicodeUTF8 def _translate(context, text, disambig): return QtGui.QApplication.translate(context, text, disambig, _encoding) except AttributeError: def _translate(context, text, disambig): return QtGui.QApplication.translate(context, text, disambig) class Ui_notepad(object): def setupUi(self, notepad): notepad.setObjectName(_fromUtf8("notepad")) notepad.resize(802, 625) self.centralwidget = QtGui.QWidget(notepad) self.centralwidget.setObjectName(_fromUtf8("centralwidget")) self.textBrowser = QtGui.QTextBrowser(self.centralwidget) self.textBrowser.setGeometry(QtCore.QRect(10, 40, 781, 541)) self.textBrowser.setTextInteractionFlags(QtCore.Qt.LinksAccessibleByKeyboard|QtCore.Qt.LinksAccessibleByMouse|QtCore.Qt.TextBrowserInteraction|QtCore.Qt.TextEditable|QtCore.Qt.TextEditorInteraction|QtCore.Qt.TextSelectableByKeyboard|QtCore.Qt.TextSelectableByMouse) self.textBrowser.setObjectName(_fromUtf8("textBrowser")) self.button_open = QtGui.QPushButton(self.centralwidget) self.button_open.setGeometry(QtCore.QRect(10, 10, 75, 23)) self.button_open.setObjectName(_fromUtf8("button_open")) self.button_save = QtGui.QPushButton(self.centralwidget) self.button_save.setGeometry(QtCore.QRect(90, 10, 75, 23)) self.button_save.setCheckable(False) self.button_save.setAutoDefault(False) self.button_save.setDefault(False) self.button_save.setFlat(False) self.button_save.setObjectName(_fromUtf8("button_save")) self.button_close = QtGui.QPushButton(self.centralwidget) self.button_close.setGeometry(QtCore.QRect(710, 10, 75, 23)) self.button_close.setObjectName(_fromUtf8("button_close")) notepad.setCentralWidget(self.centralwidget) self.menubar = QtGui.QMenuBar(notepad) self.menubar.setGeometry(QtCore.QRect(0, 0, 802, 21)) self.menubar.setObjectName(_fromUtf8("menubar")) notepad.setMenuBar(self.menubar) self.statusbar = QtGui.QStatusBar(notepad) self.statusbar.setObjectName(_fromUtf8("statusbar")) notepad.setStatusBar(self.statusbar) self.retranslateUi(notepad) QtCore.QMetaObject.connectSlotsByName(notepad) def retranslateUi(self, notepad): notepad.setWindowTitle(_translate("notepad", "Extended Text Editor", None)) self.button_open.setText(_translate("notepad", "Open", None)) self.button_save.setText(_translate("notepad", "Save", None)) self.button_close.setText(_translate("notepad", "Close", None)) | cs |
- Start.py
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 | import sys import codecs from os.path import isfile from PyQt4 import QtCore, QtGui from Main import Ui_notepad class StartQT4(QtGui.QMainWindow): def __init__(self, parent=None): QtGui.QWidget.__init__(self, parent) self.ui = Ui_notepad() self.ui.setupUi(self) self.filename = "" QtCore.QObject.connect(self.ui.button_open, QtCore.SIGNAL("clicked()"), self.file_dialog) QtCore.QObject.connect(self.ui.button_save, QtCore.SIGNAL("clicked()"), self.file_save) QtCore.QObject.connect(self.ui.textBrowser, QtCore.SIGNAL("textChanged()"), self.enable_save) QtCore.QObject.connect(self.ui.button_close, QtCore.SIGNAL("clicked()"), self.file_close) self.initalize() def initalize(self): self.ui.textBrowser.setPlainText("") self.ui.button_save.setEnabled(False) self.setWindowTitle("Extended Text Editor") def file_dialog(self): fd = QtGui.QFileDialog(self) self.filename = fd.getOpenFileName() if isfile(self.filename): s = codecs.open(self.filename, 'r', 'utf-8').read() self.ui.textBrowser.setPlainText(s) self.setWindowTitle(self.filename) self.ui.button_save.setEnabled(False) def enable_save(self): self.ui.button_save.setEnabled(True) def file_save(self): if isfile(self.filename): file = codecs.open(self.filename, 'w', 'utf-8') file.write(unicode(self.ui.textBrowser.toPlainText())) file.close() self.ui.button_save.setEnabled(False) def file_close(self): if isfile(self.filename): # not saved if self.ui.button_save.isEnabled(): message = QtGui.QMessageBox(self) message.setText('Would you like to save the file before closing?') message.setWindowTitle("Warning") message.setIcon(QtGui.QMessageBox.Question) message.addButton('Save', QtGui.QMessageBox.AcceptRole) message.addButton('Discard', QtGui.QMessageBox.DestructiveRole) message.addButton('Cancel', QtGui.QMessageBox.RejectRole) message.setDetailedText('Unsaved changes in file: ' + str(self.filename)) message.exec_() response = message.clickedButton().text() if response == 'Save': self.file_save() self.ui.button_save.setEnabled(False) elif response == 'Discard': self.initalize() else: pass else: self.initalize() if __name__ == "__main__": app = QtGui.QApplication(sys.argv) myapp = StartQT4() myapp.show() sys.exit(app.exec_()) | cs |
github : https://github.com/skyclad0x7b7/StudyPyQt4/tree/master/0x02.%20Extended%20Text%20Editor
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