128 lines
4.4 KiB
Python
128 lines
4.4 KiB
Python
#!/usr/bin/env python
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"""
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tableview的模型.
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"""
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from PyQt5 import QtGui, QtWidgets, QtCore
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from PyQt5.QtCore import *
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from PyQt5.QtGui import *
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from PyQt5.QtWidgets import *
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PluginFileCol = 0
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h1 = 1
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h2 = 2
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MTime = 3
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CTime = 4
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AutoStartCol = 5
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class FileModel(QFileSystemModel):
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"""
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继承QFileSystemModel.
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"""
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RE_UN_LoadSignal = pyqtSignal(object)
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AutoStartSignal = pyqtSignal(object)
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def __init__(self , manager=None , *a, **kw):
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super(FileModel,self).__init__(*a,**kw )
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self.manager = manager
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def columnCount(self, index):
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"""
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添加了两列
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"""
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return 6
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def headerData(self, section, Orientation, role=Qt.DisplayRole):
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if Orientation==1:
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if section == PluginFileCol:
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return "文件名"
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# elif section == h1:
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# return "Si"
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# elif section == h2:
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# return "Ty"
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elif section == MTime:
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return "修改时间"
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elif section == CTime:
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return "创建时间"
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elif section == AutoStartCol:
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return "允许自启动"
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return super(FileModel,self).headerData(section, Orientation, role)
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# ===== 如何让model/view界面出现复选框 =====
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def flags(self, index):
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"""
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flag描述了view中数据项的状态信息
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"""
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column = index.column()
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if column==PluginFileCol:
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# 首先获取超类的flags返回值
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flag = super(FileModel, self).flags(index)
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# 或运算，将ItemIsEditable（可编辑）标志叠加上去
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return flag | Qt.ItemIsEnabled \
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| Qt.ItemIsUserCheckable\
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| Qt.ItemIsSelectable
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else:
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return Qt.ItemIsEnabled \
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| Qt.ItemIsSelectable\
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| Qt.ItemIsUserCheckable
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def data(self, index , role = Qt.DisplayRole):
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"""
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根据值来显示界面信息.
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"""
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if not index.isValid() :
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# 亦或者当前的索引值不在合理范围，即小于等于0，超出总行数
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return QVariant() # 返回一个QVariant，相当与空条目
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column = index.column()
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# 复选框角色
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if role == Qt.CheckStateRole:
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if column == PluginFileCol:
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mod = index.data()[:-3]
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return (Qt.Checked
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if self.manager.pluginsInfo["StartModule"][mod]["active"]
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else Qt.Unchecked)
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elif column == AutoStartCol:
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mod = self.index(index.row(), PluginFileCol,
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self.manager.index).data()[:-3]
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return (Qt.Checked
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if self.manager.jsonPlugin[mod]["Allow"]
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else Qt.Unchecked)
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# 文本角色
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if role == Qt.DisplayRole:
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if column == CTime:
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mod = self.index(index.row(), PluginFileCol,
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self.manager.index).data()[:-3]
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return self.manager.jsonPlugin[mod]["CreateTime"]
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elif column == AutoStartCol:
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mod = self.index(index.row(), PluginFileCol,
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self.manager.index).data()[:-3]
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return str(self.manager.jsonPlugin[mod]["Allow"] )
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return super(FileModel,self).data(index , role)
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def setData(self, index, value, role = Qt.DisplayRole):
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"""
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数据驱动界面 , 发射信号修改数据即可.
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"""
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if not index.isValid() :
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# 亦或者当前的索引值不在合理范围，即小于等于0，超出总行数
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return QVariant()
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if role == Qt.CheckStateRole:
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mod = self.index(index.row(), PluginFileCol,
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self.manager.index).data()[:-3]
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if index.column() == PluginFileCol:
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self.RE_UN_LoadSignal.emit((mod, index))
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elif index.column() == AutoStartCol:
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self.AutoStartSignal.emit(mod)
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return super(FileModel,self).setData(index , value, role)
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# ===== 如何让model/view界面出现复选框 =====
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