{"id":3265,"date":"2021-07-25T23:59:28","date_gmt":"2021-07-25T15:59:28","guid":{"rendered":"https:\/\/www.yumefx.com\/?p=3265"},"modified":"2021-07-26T22:12:23","modified_gmt":"2021-07-26T14:12:23","slug":"pyqt%e5%b8%b8%e7%94%a8%e6%8e%a7%e4%bb%b6%e4%b9%8bqtree","status":"publish","type":"post","link":"https:\/\/www.yumefx.com\/?p=3265","title":{"rendered":"PyQt\u5e38\u7528\u63a7\u4ef6\u4e4bQTree"},"content":{"rendered":"\n

\u524d\u8a00<\/h1>\n

\u9996\u5148\u4e3a\u4e0a\u5468\u7684\u535a\u6587\u9e3d\u6389\u800c\u6beb\u65e0\u8bda\u610f\u5730\u9053\u4e2a\u6b49\uff0c\u6c6a\u6c6a\u3002\u4e0a\u5468\u7684\u6587\u7ae0\u5148\u8bb0\u5728\u8d26\u4e0a\uff0c\u4e4b\u540e\u6162\u6162\u8865\u3002<\/p>\n

\u56e0\u4e3a\u5de5\u4f5c\u548c\u751f\u6d3b\u7684\u53d8\u52a8\uff0c\u79fb\u5c45\u5230\u4e86\u53e6\u4e00\u4e2a\u57ce\u5e02\uff0c\u5404\u79cd\u8f9b\u82e6\u5c31\u4e0d\u8bf4\u4e86\uff0c\u76ee\u524d\u603b\u7b97\u662f\u544a\u4e00\u6bb5\u843d\uff0c\u4e5f\u7b97\u662f\u4e2a\u65b0\u7684\u5f00\u59cb\uff0c\u52a0\u6cb9\u3002<\/p>\n

\u4eca\u5929\u7ee7\u7eed\u6765\u8bf4\u4e00\u4e0bPyQt\u7684\u5e38\u7528\u63a7\u4ef6\u4e4bQTreeWidget\u548cQTreeView\uff0c\u4e24\u8005\u7684\u533a\u522b\u4e0eQList\u76f8\u540c\u5c31\u4e0d\u8d58\u8ff0\u4e86\uff0c\u76f4\u63a5\u5230\u4f7f\u7528\u73af\u8282\u3002<\/p>\n

QTree\u63a7\u4ef6\u6709\u53ef\u4ee5\u6709\u591a\u5c42\u5d4c\u5957\uff0c\u7ecf\u5e38\u4f1a\u7528\u5728\u6709\u5c42\u7ea7\u6216\u8005\u7236\u5b50\u5173\u7cfb\u7684\u6570\u636e\u5c55\u793a\u4e2d\uff0c\u4f8b\u5982\u6587\u4ef6\u8def\u5f84\u3001\u90e8\u95e8\u5c42\u7ea7\u3001\u7701\u5e02\u5730\u533a\u7b49\u7b49\u3002<\/p>\n

 <\/h1>\n

QTreeWidget<\/h1>\n

QTreeWidget\u7684\u4f7f\u7528\u5f88\u7b80\u5355\uff0c\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n

from Qt import QtCore, QtWidgets, QtGui<\/span>\nfrom Qt.QtCompat import load_ui, QFileDialog<\/span>\n<\/span>\n<\/span>\nclass testPanel(QtWidgets.QWidget):<\/span>\n<\/span>\n    def __init__(self):<\/span>\n        super(testPanel, self).__init__()<\/span>\n        DIR, file_name = os.path.split(os.path.abspath(__file__))<\/span>\n        load_ui(os.path.join(DIR, \"QTreeWidget.ui\"), self)<\/span>\n<\/span>\n        self.initUI()<\/span>\n<\/span>\n        self.bindEvent()<\/span>\n<\/span>\n    def initUI(self):<\/span>\n        self.treeWidget.setColumnCount(2)<\/span>\n        self.treeWidget.setColumnWidth(0,400)<\/span>\n        self.treeWidget.setHeaderLabels([\"name\", \"msg\"])<\/span>\n<\/span>\n<\/span>\n    def bindEvent(self):<\/span>\n        self.pushButton_1.clicked.connect(self.add)<\/span>\n        self.pushButton_2.clicked.connect(self.remove)<\/span>\n        self.treeWidget.clicked.connect(self.click)<\/span>\n<\/span>\n    # add Item<\/span>\n    def add(self):<\/span>\n        root = QtWidgets.QTreeWidgetItem()<\/span>\n        root.setText(0, \"zhangsan\")<\/span>\n        root.setIcon(0, QtGui.QIcon(\".\/logo.png\"))<\/span>\n        root.setCheckState(0, QtCore.Qt.Checked)<\/span>\n        child1 = QtWidgets.QTreeWidgetItem()<\/span>\n        child1.setText(0, \"zhangsan1\")<\/span>\n        child1.setIcon(0, QtGui.QIcon(\".\/logo.png\"))<\/span>\n        child1.setCheckState(0, QtCore.Qt.Checked)<\/span>\n        root.addChild(child1)<\/span>\n        child2 = QtWidgets.QTreeWidgetItem()<\/span>\n        child2.setText(0, \"zhangsan2\")<\/span>\n        child2.setText(1, \"\u6cd5\u5916\u72c2\u5f92\")<\/span>\n        child2.setIcon(0, QtGui.QIcon(\".\/logo.png\"))<\/span>\n        child2.setCheckState(0, QtCore.Qt.Checked)<\/span>\n        child1.addChild(child2)<\/span>\n        self.treeWidget.addTopLevelItem(root)<\/span>\n<\/span>\n    # remove item<\/span>\n    def remove(self):<\/span>\n        item = self.treeWidget.currentItem()<\/span>\n        parent = item.parent()<\/span>\n        if not parent:<\/span>\n            rootIndex = self.treeWidget.indexOfTopLevelItem(item)<\/span>\n            self.treeWidget.takeTopLevelItem(rootIndex)<\/span>\n        else:<\/span>\n            parent.removeChild(item)<\/span>\n<\/span>\n    # Item Clicked<\/span>\n    def click(self):<\/span>\n        item = self.treeWidget.currentItem()<\/span>\n        self.label.setText(\"key=%s,value=%s\"%(item.text(0),item.text(1)))<\/span>\n\t\t<\/span>\napp = QtWidgets.QApplication(sys.argv)<\/span>\nmt = testPanel()<\/span>\nmt.show()<\/span>\napp.exec_()<\/span>\n<\/pre>\n\n\n\n
\u6548\u679c\u5982\u4e0b\uff1a<\/p>\n
\"\"<\/p>\n
\u5982\u4e0a\u56fe\uff0c\u5c42\u7ea7\u4e4b\u95f4\u4e3a\u5305\u542b\u5173\u7cfb\uff0c\u6709\u590d\u9009\u6846\u53ca\u56fe\u6807\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u6dfb\u52a0\u548c\u5220\u9664\u4ee5\u53ca\u83b7\u53d6\u6570\u636e\u3002<\/p>\n
\u5e38\u7528\u7684\u6837\u5f0f\u8868\u5982\u4e0b\uff1a<\/p>\n\n\n\n
QTreeWidget {background-color:#2b2b2b;}<\/span>\nQTreeWidget::item:selected,QTreeWidget::item:hover {background-color:#fa8c16;border: none;}<\/span>\nQHeaderView::section {background-color: #5d5d5d;}<\/span>\nQTreeWidget::branch {color: #bbbbbb; }<\/span>\n<\/pre>\n\n\n\n
\u00a0<\/h1>\n
QTreeView<\/h1>\n
\u63a5\u4e0b\u6765\u5c31\u8981\u8bf4\u4e00\u8bf4\u524d\u6587<\/a>\u4e2d\u63d0\u5230\u7684QDirModel\uff0c\u4e0d\u8fc7\u5b9e\u9645\u4f7f\u7528\u4e2d\u66f4\u591a\u7684\u4f1a\u7528\u5230QFileSystemModel\uff0c\u76f8\u6bd4\u8d77\u6765\uff0c\u540e\u8005\u7684\u4f18\u70b9\u662f\u5f02\u6b65\u5904\u7406\uff0c\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u4e0d\u4f1a\u9020\u6210UI\u963b\u585e\u3002<\/p>\n
\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n
from Qt import QtCore, QtWidgets, QtGui<\/span>\nfrom Qt.QtCompat import load_ui, QFileDialog<\/span>\n<\/span>\nclass testPanel(QtWidgets.QWidget):<\/span>\n<\/span>\n    def __init__(self):<\/span>\n        super(testPanel, self).__init__()<\/span>\n        DIR, file_name = os.path.split(os.path.abspath(__file__))<\/span>\n        load_ui(os.path.join(DIR, \"QTreeView.ui\"), self)<\/span>\n<\/span>\n        self.initUI()<\/span>\n<\/span>\n        self.bindEvent()<\/span>\n<\/span>\n    def initUI(self):<\/span>\n        self.model = QtWidgets.QFileSystemModel()  # QtWidgets.QDirModel<\/span>\n        dirpath = \"C:\/Anaconda3\"<\/span>\n        self.model.setRootPath(dirpath)<\/span>\n        self.model.setNameFilters([\"*.py\"])<\/span>\n        self.model.setNameFilterDisables(False)<\/span>\n<\/span>\n        self.treeView.setModel(self.model)<\/span>\n        self.treeView.setRootIndex(self.model.index(dirpath))<\/span>\n        self.treeView.setColumnWidth(0, 400)<\/span>\n<\/span>\n    def bindEvent(self):<\/span>\n        self.treeView.clicked.connect(self.click)<\/span>\n<\/span>\n    # Item Clicked<\/span>\n    def click(self,QModelIndex):<\/span>\n        self.label.setText(\"path=%s,name=%s,size=%s\"%(self.model.filePath(QModelIndex),self.model.fileName(QModelIndex),self.model.fileInfo(QModelIndex).size()))<\/span>\n<\/span>\n<\/span>\napp = QtWidgets.QApplication(sys.argv)<\/span>\nmt = testPanel()<\/span>\nmt.show()<\/span>\napp.exec_()<\/span>\n<\/span>\n<\/pre>\n\n\n\n
\u6548\u679c\u5982\u4e0b\uff1a<\/p>\n
\"\"<\/p>\n
\u8fd9\u5c31\u662f\u4e00\u4e2a\u5e38\u7528\u7684\u6587\u4ef6\u6d4f\u89c8\u5668\u7684\u754c\u9762\u3002<\/p>\n
QTreeView\u7684\u5e38\u7528\u6837\u5f0f\u5982\u4e0b\uff1a<\/p>\n\n\n\n
QTreeView {background-color:#2b2b2b;}<\/span>\nQTreeView::item:selected,QTreeView::item:hover {background-color:#fa8c16;border: none;}<\/span>\nQHeaderView::section {background-color: #5d5d5d;}<\/span>\nQTreeView::branch {color: #bbbbbb; }<\/span>\n<\/pre>\n\n\n\n
\u5982\u679c\u8981\u7528QTreeView\u5b9e\u73b0\u4e0a\u9762QTreeWidget\u5462\uff0c\u5f53\u7136\u4e5f\u53ef\u4ee5\u901a\u8fc7QStandardItemModel\u8f7b\u677e\u5730\u5b9e\u73b0\uff0c\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n
from Qt import QtCore, QtWidgets, QtGui<\/span>\nfrom Qt.QtCompat import load_ui, QFileDialog<\/span>\n<\/span>\nclass testPanel(QtWidgets.QWidget):<\/span>\n<\/span>\n    def __init__(self):<\/span>\n        super(testPanel, self).__init__()<\/span>\n        DIR, file_name = os.path.split(os.path.abspath(__file__))<\/span>\n        load_ui(os.path.join(DIR, \"QTreeView.ui\"), self)<\/span>\n<\/span>\n        self.initUI()<\/span>\n<\/span>\n        self.bindEvent()<\/span>\n<\/span>\n    def initUI(self):<\/span>\n        self.model = QtGui.QStandardItemModel()<\/span>\n        self.treeView.setEditTriggers(QtWidgets.QAbstractItemView.NoEditTriggers)<\/span>\n<\/span>\n        self.treeView.setModel(self.model)<\/span>\n        self.model.setHorizontalHeaderLabels([\"name\", \"msg\"])<\/span>\n        self.model.setColumnCount(2)<\/span>\n        self.treeView.setAutoScroll(True)<\/span>\n        self.treeView.setColumnWidth(0, 400)<\/span>\n<\/span>\n    def bindEvent(self):<\/span>\n        self.pushButton_1.clicked.connect(self.add)<\/span>\n        self.pushButton_2.clicked.connect(self.remove)<\/span>\n        self.treeView.selectionModel().selectionChanged.connect(self.selectionChanged)<\/span>\n<\/span>\n    # add Item<\/span>\n    def add(self):<\/span>\n        icon = QtGui.QIcon('.\/logo.png')<\/span>\n<\/span>\n        item1 = QtGui.QStandardItem(icon, \"zhangsan1\")<\/span>\n        item1.setCheckState(QtCore.Qt.Checked)<\/span>\n        self.model.appendRow([item1])<\/span>\n<\/span>\n        item2 = QtGui.QStandardItem(icon, \"zhangsan2\")<\/span>\n        item2.setCheckState(QtCore.Qt.Checked)<\/span>\n        item1.appendRow([item2])<\/span>\n<\/span>\n        item3 = QtGui.QStandardItem(icon, \"zhangsan3\")<\/span>\n        item3.setCheckState(QtCore.Qt.Checked)<\/span>\n<\/span>\n        item3_1 = QtGui.QStandardItem(\"\u6cd5\u5916\u72c2\u5f92\")<\/span>\n        item2.appendRow([item3,item3_1])<\/span>\n<\/span>\n        self.model.sort(0)<\/span>\n<\/span>\n    # remove item<\/span>\n    def remove(self):<\/span>\n        index = self.treeView.currentIndex()<\/span>\n        if index:<\/span>\n            self.model.removeRow(index.row(), index.parent())<\/span>\n<\/span>\n<\/span>\n    # Item Change<\/span>\n    def selectionChanged(self,QModelIndex):<\/span>\n        indexs = self.treeView.selectedIndexes()<\/span>\n<\/span>\n        if indexs:<\/span>\n            item = self.model.itemFromIndex(indexs[0])<\/span>\n            self.label.setText(\"name=%s,msg=%s\"%(item.text(),indexs[0].sibling(indexs[0].row(), 1).data()))<\/span>\n<\/span>\napp = QtWidgets.QApplication(sys.argv)<\/span>\nmt = testPanel()<\/span>\nmt.show()<\/span>\napp.exec_()<\/span>\n<\/span>\n<\/pre>\n\n\n\n
\u6548\u679c\u5982\u4e0b\uff1a<\/p>\n
\"\"<\/p>\n
\u8fd9\u4e9b\u90fd\u662f\u6bd4\u8f83\u57fa\u7840\u7684\u7528\u6cd5\uff0c\u4f46\u957f\u65f6\u95f4\u4e0d\u7528\u603b\u662f\u96be\u514d\u751f\u758f\uff0c\u67e5\u627e\u8d44\u6599\u4e5f\u6bd4\u8f83\u8d39\u52b2\uff0c\u6545\u6574\u7406\u51fa\u6765\uff0c\u7559\u4f5c\u7b14\u8bb0\u3002<\/p>\n
 <\/p>\n\n\n\n
\n\n\n\n
\u6ca1\u6709\u88ab\u542c\u89c1\uff0c
\u4e0d\u662f\u6c89\u9ed8\u7684\u7406\u7531\u3002<\/p>\n
\u300a\u60b2\u60e8\u4e16\u754c\u300b
\u2014\u2014\u7ef4\u514b\u591a\u00b7\u96e8\u679c<\/p>\n","protected":false},"excerpt":{"rendered":"
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