【PyQt4 實例28】保存窗口狀態

原創

2020-02-21 14:23

# -*- coding: utf-8 -*-
from PyQt4.QtGui import *
from PyQt4.QtCore import *
import sys
QTextCodec.setCodecForTr(QTextCodec.codecForName("utf8"))

class Settings(QDialog):
    def __init__(self,parent=None):
        super(Settings,self).__init__(parent)
        self.setWindowTitle(self.tr("保存窗口狀態"))
        
        self.label = QLabel(self.tr("Setting Test"))
        self.colorBtn = QPushButton(self.tr("Select Color"))
        self.edit = QTextEdit()
        
        layout = QGridLayout(self)
        layout.addWidget(self.label,0,0)
        layout.addWidget(self.colorBtn,0,1)
        layout.addWidget(self.edit,1,0,1,2)
         
        self.readSettings()
        
        self.connect(self.colorBtn,SIGNAL("clicked()"),self.slotColor)
    
    def closeEvent(self,e):
        self.writeSettings()
        
    def readSettings(self):
        setting = QSettings("MyPro","settings")
        pos = setting.value("position").toPoint()
        size = setting.value("size").toSize()
        
        color = QColor(setting.value("color"))
        text = setting.value("text").toString()
        
        self.move(pos)
        self.resize(size)
        p = self.label.palette()
        p.setColor(QPalette.Normal,QPalette.WindowText,color)
        self.label.setPalette(p)
        self.edit.setPlainText(text)
        
    def writeSettings(self):
        setting = QSettings("MyPro","Settings")
        setting.setValue("position",self.pos())
        setting.setValue("size",self.size())
        
        setting.setValue("color",self.label.palette().color(QPalette.WindowText))
        setting.setValue("text",self.edit.toPlainText())
    
    def slotColor(self):
        newcolor = QColorDialog.getColor()

    

app=QApplication(sys.argv)
dialog=Settings()
dialog.show()
app.exec_()