[Mod] complete general functions of editor
This commit is contained in:
vn.py
parent
990db038ee
commit
31c7921c57
@ -12,7 +12,7 @@ class CodeEditor(QtWidgets.QMainWindow):
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""""""
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super().__init__()
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self.new_file_count = 1
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self.new_file_count = 0
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self.editor_path_map: Dict[Qsci.QsciScintilla, str] = {}
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self.init_ui()
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@ -27,6 +27,8 @@ class CodeEditor(QtWidgets.QMainWindow):
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def init_central(self):
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""""""
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self.tab = QtWidgets.QTabWidget()
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self.tab.currentChanged.connect(self.update_path_label)
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self.path_label = QtWidgets.QLabel()
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vbox = QtWidgets.QVBoxLayout()
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@ -42,34 +44,45 @@ class CodeEditor(QtWidgets.QMainWindow):
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""""""
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bar = self.menuBar()
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file_bar = bar.addMenu("文件")
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self.add_menu_action(file_bar, "新建", self.new_file)
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self.add_menu_action(file_bar, "打开", self.open_file)
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self.add_menu_action(file_bar, "保存", self.save_file)
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self.add_menu_action(file_bar, "另存为", self.save_file)
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file_menu = bar.addMenu("文件")
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self.add_menu_action(file_menu, "新建", self.new_file, "Ctrl+N")
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self.add_menu_action(file_menu, "打开", self.open_file, "Ctrl+O")
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self.add_menu_action(file_menu, "保存", self.save_file, "Ctrl+S")
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self.add_menu_action(
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file_menu,
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"另存为",
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self.save_file_as,
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"Ctrl+Shift+S"
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)
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file_menu.addSeparator()
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self.add_menu_action(file_menu, "退出", self.close)
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edit_bar = bar.addMenu("编辑")
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self.add_menu_action(edit_bar, "复制", self.copy)
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self.add_menu_action(edit_bar, "粘贴", self.paste)
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self.add_menu_action(edit_bar, "剪切", self.cut)
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edit_bar.addSeparator()
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self.add_menu_action(edit_bar, "查找", self.find)
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self.add_menu_action(edit_bar, "替换", self.replace)
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edit_menu = bar.addMenu("编辑")
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self.add_menu_action(edit_menu, "复制", self.copy, "Ctrl+C")
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self.add_menu_action(edit_menu, "粘贴", self.paste, "Ctrl+P")
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self.add_menu_action(edit_menu, "剪切", self.cut, "Ctrl+X")
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edit_menu.addSeparator()
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self.add_menu_action(edit_menu, "查找", self.find, "Ctrl+F")
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self.add_menu_action(edit_menu, "替换", self.replace, "Ctrl+H")
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help_bar = bar.addMenu("帮助")
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self.add_menu_action(help_bar, "快捷键", self.show_shortcut)
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help_menu = bar.addMenu("帮助")
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def add_menu_action(
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self,
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menu: QtWidgets.QMenu,
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action_name: str,
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func: Callable,
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shortcut: str = "",
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):
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""""""
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action = QtWidgets.QAction(action_name, self)
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action.triggered.connect(func)
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menu.addAction(action)
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if shortcut:
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sequence = QtGui.QKeySequence(shortcut)
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action.setShortcut(sequence)
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def new_editor(self):
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""""""
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# Create editor object
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@ -128,6 +141,8 @@ class CodeEditor(QtWidgets.QMainWindow):
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""""""
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# Show editor tab if file already opened
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if file_path:
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file_path = str(Path(file_path))
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for editor, path in self.editor_path_map.items():
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if file_path == path:
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editor.show()
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@ -135,15 +150,18 @@ class CodeEditor(QtWidgets.QMainWindow):
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# Otherwise create new editor
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editor = self.new_editor()
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self.editor_path_map[editor] = file_path
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if file_path:
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buf = open(file_path, encoding="UTF8").read()
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editor.setText(buf)
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file_name = Path(file_path).name
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self.editor_path_map[editor] = file_path
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else:
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file_name = f"{self.NEW_FILE_NAME}-{self.new_file_count}"
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self.new_file_count += 1
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file_name = f"{self.NEW_FILE_NAME}-{self.new_file_count}"
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self.editor_path_map[editor] = file_name
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i = self.tab.addTab(editor, file_name)
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self.tab.setCurrentIndex(i)
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@ -174,13 +192,33 @@ class CodeEditor(QtWidgets.QMainWindow):
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if self.NEW_FILE_NAME in file_path:
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file_path, _ = QtWidgets.QFileDialog.getSaveFileName(
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self, "保存", "", "Python(*.py)")
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file_path = str(Path(file_path))
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self.save_editor_text(editor, file_path)
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def save_file_as(self):
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""""""
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editor = self.get_active_editor()
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file_path, _ = QtWidgets.QFileDialog.getSaveFileName(
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self, "保存", "", "Python(*.py)")
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self.save_editor_text(editor, file_path)
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def save_editor_text(self, editor: Qsci.QsciScintilla, file_path: str):
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""""""
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if file_path:
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self.editor_path_map[editor] = file_path
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i = self.tab.currentIndex()
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file_name = Path(file_path).name
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self.tab.setTabText(i, file_name)
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with open(file_path, "w") as f:
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f.write(editor.text())
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self.update_path_label()
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def copy(self):
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""""""
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self.get_active_editor().copy()
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@ -193,22 +231,165 @@ class CodeEditor(QtWidgets.QMainWindow):
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""""""
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self.get_active_editor.cut()
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def show_shortcut(self):
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""""""
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pass
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def find(self):
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""""""
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pass
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dialog = FindDialog(
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self.get_active_editor(),
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False
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)
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dialog.exec_()
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def replace(self):
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""""""
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pass
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dialog = FindDialog(
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self.get_active_editor(),
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True
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)
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dialog.exec_()
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def get_active_editor(self):
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""""""
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return self.tab.currentWidget()
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def closeEvent(self, event):
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""""""
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for editor, path in self.editor_path_map.items():
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i = QtWidgets.QMessageBox.question(
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self,
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"退出保存",
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f"是否要保存{path}？",
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QtWidgets.QMessageBox.Save | QtWidgets.QMessageBox.No | QtWidgets.QMessageBox.Cancel,
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QtWidgets.QMessageBox.Save
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)
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if i == QtWidgets.QMessageBox.Save:
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if self.NEW_FILE_NAME in path:
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path, _ = QtWidgets.QFileDialog.getSaveFileName(
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self, "保存", "", "Python(*.py)")
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if path:
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self.save_editor_text(editor, path)
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elif i == QtWidgets.QMessageBox.Cancel:
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break
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event.accept()
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def update_path_label(self):
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""""""
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editor = self.get_active_editor()
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path = self.editor_path_map[editor]
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self.path_label.setText(path)
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class FindDialog(QtWidgets.QDialog):
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""""""
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def __init__(self, editor: Qsci.QsciScintilla, replace: bool = False):
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""""""
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super().__init__()
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self.editor = editor
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self.replace = replace
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self.text = ""
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self.case_sensitive = False
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self.whole_word = False
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self.selection = False
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self.init_ui()
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def init_ui(self):
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""""""
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find_label = QtWidgets.QLabel("查找")
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replace_label = QtWidgets.QLabel("替换")
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self.find_line = QtWidgets.QLineEdit()
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self.replace_line = QtWidgets.QLineEdit()
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self.case_check = QtWidgets.QCheckBox("大小写")
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self.whole_check = QtWidgets.QCheckBox("全词匹配")
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self.selection_check = QtWidgets.QCheckBox("选中区域")
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find_button = QtWidgets.QPushButton("查找")
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find_button.clicked.connect(self.find_text)
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replace_button = QtWidgets.QPushButton("替换")
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replace_button.clicked.connect(self.replace_text)
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check_hbox = QtWidgets.QHBoxLayout()
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check_hbox.addWidget(self.case_check)
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check_hbox.addStretch()
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check_hbox.addWidget(self.whole_check)
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check_hbox.addStretch()
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check_hbox.addWidget(self.selection_check)
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check_hbox.addStretch()
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button_hbox = QtWidgets.QHBoxLayout()
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button_hbox.addWidget(find_button)
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button_hbox.addWidget(replace_button)
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form = QtWidgets.QFormLayout()
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form.addRow(find_label, self.find_line)
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form.addRow(replace_label, self.replace_line)
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form.addRow(check_hbox)
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form.addRow(button_hbox)
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self.setLayout(form)
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if self.replace:
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self.setWindowTitle("替换")
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else:
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self.setWindowTitle("查找")
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replace_label.setVisible(False)
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self.replace_line.setVisible(False)
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replace_button.setVisible(False)
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def find_text(self):
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""""""
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new_text = self.find_line.text()
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new_case_sensitive = self.case_check.isChecked()
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new_whole_word = self.whole_check.isChecked()
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new_selection = self.selection_check.isChecked()
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if (
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new_text == self.text
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and new_case_sensitive == self.case_sensitive
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and new_whole_word == self.whole_word
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and new_selection == self.selection
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):
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self.editor.findNext()
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return
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self.text = new_text
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self.case_sensitive = new_case_sensitive
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self.whole_word = new_whole_word
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self.selection = new_selection
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if not self.selection:
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self.editor.findFirst(
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self.text,
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False,
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self.case_sensitive,
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self.whole_word,
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False,
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show=True
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)
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else:
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self.editor.findFirstInSelection(
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self.text,
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False,
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self.case_sensitive,
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self.whole_word,
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False,
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show=True
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)
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def replace_text(self):
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""""""
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new_text = self.replace_line.text()
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self.editor.replace(new_text)
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if __name__ == "__main__":
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import sys
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