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Python QTreeWidget.selectionModel方法代码示例

本文整理汇总了Python中PyQt5.QtWidgets.QTreeWidget.selectionModel方法的典型用法代码示例。如果您正苦于以下问题:Python QTreeWidget.selectionModel方法的具体用法?Python QTreeWidget.selectionModel怎么用?Python QTreeWidget.selectionModel使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在PyQt5.QtWidgets.QTreeWidget的用法示例。


在下文中一共展示了QTreeWidget.selectionModel方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: MiscTab

# 需要导入模块: from PyQt5.QtWidgets import QTreeWidget [as 别名]
# 或者: from PyQt5.QtWidgets.QTreeWidget import selectionModel [as 别名]
class MiscTab(QWidget):

    def __init__(self, parent=None):
        super().__init__(parent)
        self.name = self.tr("Misc")

        self.markColorLabel = QLabel(self.tr("Default flag colors:"), self)
        # TODO: enforce duplicate names avoidance
        self.markColorWidget = QTreeWidget(self)
        self.markColorWidget.setHeaderLabels(
            (self.tr("Color"), self.tr("Name")))
        self.markColorWidget.setRootIsDecorated(False)
        self.markColorWidget.setSelectionBehavior(
            QAbstractItemView.SelectRows)
        # TODO: make this work correctly, top-level items only
        # self.markColorWidget.setDragDropMode(QAbstractItemView.InternalMove)
        self.addItemButton = QPushButton("+", self)
        self.addItemButton.clicked.connect(self.addItem)
        self.removeItemButton = QPushButton("−", self)
        self.removeItemButton.clicked.connect(self.removeItem)

        self.loadRecentFileBox = QCheckBox(
            self.tr("Load most recent file on start"), self)

        layout = QGridLayout(self)
        l = 0
        layout.addWidget(self.markColorLabel, l, 0, 1, 3)
        l += 1
        layout.addWidget(self.markColorWidget, l, 0, 1, 3)
        l += 1
        layout.addWidget(self.addItemButton, l, 0)
        layout.addWidget(self.removeItemButton, l, 1)
        l += 1
        layout.addWidget(self.loadRecentFileBox, l, 0, 1, 3)
        self.setLayout(layout)

        self.readSettings()

    def addItem(self):
        def mangleNewName():
            name = self.tr("New")
            index = 0
            while self.markColorWidget.findItems(name, Qt.MatchExactly, 1):
                index += 1
                name = "{0} ({1})".format(name, index)
            return name

        # TODO: not DRY with ctor
        item = QTreeWidgetItem(self.markColorWidget)
        item.setFlags(item.flags() | Qt.ItemIsEditable)
        widget = ColorVignette(self)
        widget.setColor(QColor(Qt.white))
        widget.setMargins(2, 2, 2, 2)
        widget.setMayClearColor(False)
        self.markColorWidget.setItemWidget(item, 0, widget)
        item.setText(1, mangleNewName())

        self.markColorWidget.setCurrentItem(item)
        self.markColorWidget.editItem(item, 1)
        self.removeItemButton.setEnabled(True)

    def removeItem(self):
        i = self.markColorWidget.selectionModel().currentIndex().row()
        self.markColorWidget.takeTopLevelItem(i)
        if not self.markColorWidget.topLevelItemCount():
            self.removeItemButton.setEnabled(False)

    def readSettings(self):
        entries = settings.readMarkColors()
        for name, color in entries.items():
            item = QTreeWidgetItem(self.markColorWidget)
            item.setFlags(item.flags() | Qt.ItemIsEditable)
            widget = ColorVignette(self)
            widget.setColor(color)
            widget.setMargins(2, 2, 2, 2)
            widget.setMayClearColor(False)
            self.markColorWidget.setItemWidget(item, 0, widget)
            item.setText(1, name)
        if not len(entries):
            self.removeItemButton.setEnabled(False)

        loadRecentFile = settings.loadRecentFile()
        self.loadRecentFileBox.setChecked(loadRecentFile)

    def writeSettings(self):
        markColors = OrderedDict()
        for i in range(self.markColorWidget.topLevelItemCount()):
            item = self.markColorWidget.topLevelItem(i)
            name = item.text(1)
            color = self.markColorWidget.itemWidget(item, 0).color()
            markColors[name] = color
        settings.writeMarkColors(markColors)

        loadRecentFile = self.loadRecentFileBox.isChecked()
        settings.setLoadRecentFile(loadRecentFile)
开发者ID:madig,项目名称:trufont,代码行数:97,代码来源:settingsWindow.py

示例2: Preferences

# 需要导入模块: from PyQt5.QtWidgets import QTreeWidget [as 别名]
# 或者: from PyQt5.QtWidgets.QTreeWidget import selectionModel [as 别名]
class Preferences(QDialog):

    configuration = {}
    weight = 0
    # Signals
    savePreferences = pyqtSignal()

    def __init__(self, parent=None):
        super().__init__(parent, Qt.Dialog)
        self.setWindowTitle(translations.TR_PREFERENCES_TITLE)
        self.setMinimumSize(900, 650)
        box = QVBoxLayout(self)
        box.setContentsMargins(3, 3, 3, 3)
        self.setAutoFillBackground(True)
        # Header
        self._header_label = QLabel("")
        header_font = self._header_label.font()
        header_font.setBold(True)
        header_font.setPointSize(header_font.pointSize() + 4)
        self._header_label.setFont(header_font)

        hbox = QHBoxLayout()
        hbox.setContentsMargins(0, 0, 0, 0)

        self.tree = QTreeWidget()
        self.tree.header().setHidden(True)
        self.tree.setSelectionMode(QTreeWidget.SingleSelection)
        self.tree.setAnimated(True)
        self.tree.header().setSectionResizeMode(
            0, QHeaderView.ResizeToContents)
        self.tree.setFixedWidth(200)
        hbox.addWidget(self.tree)

        self.stacked = QStackedLayout()
        header_layout = QVBoxLayout()
        header_layout.setContentsMargins(0, 0, 0, 0)
        header_layout.addWidget(self._header_label)
        header_layout.addLayout(self.stacked)
        hbox.addLayout(header_layout)
        box.addLayout(hbox)

        # Footer buttons
        button_box = QDialogButtonBox(
            QDialogButtonBox.Ok | QDialogButtonBox.Cancel)
        box.addWidget(button_box)

        # Connections
        button_box.rejected.connect(self.close)
        button_box.accepted.connect(self._save_preferences)
        self.tree.selectionModel().currentRowChanged.connect(
            self._change_current)

        self.load_ui()

    @pyqtSlot()
    def _save_preferences(self):
        self.savePreferences.emit()
        self.close()

    def load_ui(self):
        sections = sorted(
            Preferences.configuration.keys(),
            key=lambda item: Preferences.configuration[item]['weight'])
        for section in sections:
            text = Preferences.configuration[section]['text']
            Widget = Preferences.configuration[section]['widget']
            widget = Widget(self)
            area = QScrollArea()
            area.setWidgetResizable(True)
            area.setWidget(widget)
            self.stacked.addWidget(area)
            index = self.stacked.indexOf(area)
            item = QTreeWidgetItem([text])
            item.setData(0, Qt.UserRole, index)
            self.tree.addTopLevelItem(item)

            # Sort Item Children
            subcontent = Preferences.configuration[section].get(
                'subsections', {})
            subsections = sorted(
                subcontent.keys(), key=lambda item: subcontent[item]['weight'])
            for sub in subsections:
                text = subcontent[sub]['text']
                Widget = subcontent[sub]['widget']
                widget = Widget(self)
                area = QScrollArea()
                area.setWidgetResizable(True)
                area.setWidget(widget)
                self.stacked.addWidget(area)
                index = self.stacked.indexOf(area)
                subitem = QTreeWidgetItem([text])
                subitem.setData(0, Qt.UserRole, index)
                item.addChild(subitem)

        self.tree.expandAll()
        self.tree.setCurrentIndex(self.tree.model().index(0, 0))

    def _change_current(self):
        item = self.tree.currentItem()
        index = item.data(0, Qt.UserRole)
#.........这里部分代码省略.........
开发者ID:ninja-ide,项目名称:ninja-ide,代码行数:103,代码来源:preferences.py


注:本文中的PyQt5.QtWidgets.QTreeWidget.selectionModel方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。