网站改版设计流程,西安易扬众和网站建设,wordpress文章通过后发邮件,dw做网站设计一个简单的文本编辑器 features: 1.open 一个文件夹作为项目 2.save 保存当前窗口的内容 3.退出 4.双击文件可以打开文件内容 5.简单的python高亮 6.双击相同文件#xff0c;会找到之前打开过的文件 打开一个文件夹 打开项目#xff0c;双击打开文件 保存 代码#xf…一个简单的文本编辑器 features: 1.open 一个文件夹作为项目 2.save 保存当前窗口的内容 3.退出 4.双击文件可以打开文件内容 5.简单的python高亮 6.双击相同文件会找到之前打开过的文件 打开一个文件夹 打开项目双击打开文件 保存 代码 from PyQt6.QtCore import Qt from PyQt6.QtWidgets import * from PyQt6.QtCore import * from PyQt6.QtGui import * import sys import os from highlight import *class FileSystemModel(QFileSystemModel):def __init__(self, headName, parentNone):super().__init__(parent)self.headName headName只显示名称不显示类型和其他的信息def columnCount(self, parentQModelIndex()):return 1#修改表头的列名def headerData(self, section: int, orientation: Qt.Orientation, role: int ...):if orientation Qt.Orientation.Horizontal and role Qt.ItemDataRole.DisplayRole:return self.headNamereturn super().headerData(section, orientation, role)class TextEditor(QMainWindow):def __init__(self):super().__init__()self._initUI()self._initConnect()def _initUI(self):self.setWindowTitle(Text Editor)self.resize(800, 600)centerWidget QWidget()mainLayout QHBoxLayout()self.left_file_tree QTreeView()self.right_editor QTabWidget()self.right_editor.setDocumentMode(True)self.right_editor.setTabsClosable(True)mainLayout.addWidget(self.left_file_tree)mainLayout.addWidget(self.right_editor)mainLayout.setSpacing(0)mainLayout.setContentsMargins(0, 0, 0, 0)mainLayout.setStretchFactor(self.left_file_tree, 1)mainLayout.setStretchFactor(self.right_editor, 4)centerWidget.setLayout(mainLayout)self.setCentralWidget(centerWidget)self._init_menu()def _init_menu(self):menubar self.menuBar()menubar.setNativeMenuBar(False)fileMenu menubar.addMenu(File)fileMenu.addAction(Open, self._open_folder)fileMenu.addAction(Save, self.save)fileMenu.addAction(Exit, self.close)def save(self):currentWidget self.right_editor.currentWidget()if currentWidget:file_name currentWidget.objectName()with open(file_name, w) as f:text currentWidget.toPlainText()f.write(text)def _open_folder(self):dir QFileDialog.getExistingDirectory(self, Open Folder, ./)self.dir_path dirself._init_file_tree(dir)self.right_editor.clear()def _init_file_tree(self, dir_path):dirname os.path.basename(dir_path)self.model FileSystemModel(dirname)self.model.setRootPath(dir_path)self.left_file_tree.setModel(self.model)#这里需要强制指定,否则显示root目录self.left_file_tree.setRootIndex(self.model.index(dir_path))def _initConnect(self):self.left_file_tree.doubleClicked.connect(self.on_file_tree_clicked)self.right_editor.tabCloseRequested.connect(self.close_current_tab)def close_current_tab(self, index):self.right_editor.removeTab(index)def on_file_tree_clicked(self, index):isDir self.model.isDir(index)if not isDir:file_path self.model.filePath(index)file_name self.model.data(index)for i in range(self.right_editor.count()):tab self.right_editor.widget(i)if tab.objectName() file_path:self.right_editor.setCurrentIndex(i)returnfileEditor QTextEdit()highlighter SqlHighlighter(fileEditor.document())fileEditor.setObjectName(file_path)with open(file_path, r, encodingutf-8) as f:fileEditor.setText(f.read())self.right_editor.addTab(fileEditor, file_name)self.right_editor.setCurrentIndex(self.right_editor.count()-1)def close(self):self.close()if __name__ __main__:app QApplication(sys.argv)window TextEditor()window.show()sys.exit(app.exec()) from PyQt6.QtWidgets import * from PyQt6.QtGui import * from PyQt6.QtCore import *def format(color, style):Return a QTextCharFormat with the given attributes._color QColor()if type(color) is not str:_color.setRgb(color[0], color[1], color[2])else:_color.setNamedColor(color)_format QTextCharFormat()_format.setForeground(_color)if bold in style:_format.setFontWeight(QFont.Weight.Bold)if italic in style:_format.setFontItalic(True)return _formatSTYLES {keyword: format([50, 50, 150], bold),operator: format([150, 150, 150]),brace: format(darkGray),defclass: format([220, 220, 255], bold),string: format([20, 110, 100]),string2: format([30, 120, 110]),comment: format([128, 128, 128]),self: format([150, 85, 140], italic),numbers: format([100, 150, 190]), }class SqlHighlighter(QSyntaxHighlighter):keywords [def, return, for, in, while, if, elif, else,None, True, False, and, or, not, as, break,super, self, del, except, finally, is, class,lambda, try, with, from, nonlocal, pass, raise, assert, return, break, import, return, break, continue,yield, global,]braces [\{, \}, \(, \), \[, \],]def __init__(self, document):super().__init__(document)rules []# Keyword, operator, and brace rulesrules [(r\b%s\b % w, 0, STYLES[keyword])for w in SqlHighlighter.keywords]rules [(r%s % b, 0, STYLES[brace])for b in SqlHighlighter.braces]self.rules [(QRegularExpression(pat), index, fmt) for (pat, index, fmt) in rules]def highlightBlock(self, text: str) - None:Apply syntax highlighting to the given block of text.# Do other syntax formattingfor expression, nth, format in self.rules:matchIterator expression.globalMatch(text)while matchIterator.hasNext():# print(rule.pattern.pattern())match matchIterator.next()self.setFormat(match.capturedStart(), match.capturedLength(), format)self.setCurrentBlockState(0)代码地址 GitHub - chunlaiqingke/Tiny-Tool 公众号