pyqt QGridLayout示例

原文：pyqt布局管理器QGridLayout简单示例

  

   

    

     

    
    

     

      import sys
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      from PyQt5.QtWidgets import *
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      class Example(QWidget):
     
    
   

    

     

    
    

     
 def __init__(self):
     
    
   

    

     

    
    

     

       super(Example,self).__init__()
     
    
   

    

     

    
    

     

       self.grid = QGridLayout()
     
    
   

    

     

    
    

     

       self.initUI()
     
    
   

    

     

    
    

     

       self.setWindowTitle('grid layout')
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
 def initUI(self):
     
    
   

    

     

    
    

     
 while self.grid.count():
     
    
   

    

     

    
    

     

       item = self.grid.takeAt(0)
     
    
   

    

     

    
    

     

       widget = item.widget()
     
    
   

    

     

    
    

     
 # if widget has some id attributes you need to
     
    
   

    

     

    
    

     
 # save in a list to maintain order, you can do that here
     
    
   

    

     

    
    

     
 # i.e.: aList.append(widget.someId)
     
    
   

    

     

    
    

     

       widget.deleteLater()
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

       names=['Cls','Bck','','Close','7','8','9','/','4',
     
    
   

    

     

    
    

     
 '5','6','*','1','2,','3','-','0','.','=','+']
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

       j=0
     
    
   

    

     

    
    

     

       pos=[(0,0),(0,1),(0,2),(0,3),
     
    
   

    

     

    
    

     

       (1,0),(1,1),(1,2),(1,3),
     
    
   

    

     

    
    

     

       (2,0),(2,1),(2,2),(2,3),
     
    
   

    

     

    
    

     

       (3,0),(3,1),(3,2),(3,3),
     
    
   

    

     

    
    

     

       (4,0),(4,1),(4,2),(4,3)]
     
    
   

    

     

    
    

     
 for iterm in names:
     
    
   

    

     

    
    

     

       button=QPushButton(iterm)
     
    
   

    

     

    
    

     
 if j==2:
     
    
   

    

     

    
    

     

       change=QPushButton(u'文本编辑器')
     
    
   

    

     

    
    

     

       self.grid.addWidget(change,0,2)
     
    
   

    

     

    
    

     

       change.clicked.connect(self.otherUI)
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
 else:
     
    
   

    

     

    
    

     

       self.grid.addWidget(button,pos[j][0],pos[j][1])
     
    
   

    

     

    
    

     

       j=j+1
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

       self.setLayout(self.grid)
     
    
   

    

     

    
    

     

       self.resize(300,300)
     
    
   

    

     

    
    

     
 def otherUI(self):
     
    
   

    

     

    
    

     
 while self.grid.count():
     
    
   

    

     

    
    

     

       item = self.grid.takeAt(0)
     
    
   

    

     

    
    

     

       widget = item.widget()
     
    
   

    

     

    
    

     
 # if widget has some id attributes you need to
     
    
   

    

     

    
    

     
 # save in a list to maintain order, you can do that here
     
    
   

    

     

    
    

     
 # i.e.: aList.append(widget.someId)
     
    
   

    

     

    
    

     

       widget.deleteLater()
     
    
   

    

     

    
    

     

       title=QLabel('Title')
     
    
   

    

     

    
    

     

       author=QLabel('Author')
     
    
   

    

     

    
    

     

       review=QLabel('Review')
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

       titleEdit=QLineEdit()
     
    
   

    

     

    
    

     

       authorEdit=QLineEdit()
     
    
   

    

     

    
    

     

       reviewEdit=QTextEdit()
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

       self.grid.setSpacing(10)
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

       self.grid.addWidget(title,1,0)
     
    
   

    

     

    
    

     
 #addWidget(self, a0: QWidget, row: int, column: int, rowSpan: int, columnSpan: int
     
    
   

    

     

    
    

     

       self.grid.addWidget(titleEdit,1,1,1,2)
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

       self.grid.addWidget(author,2,0)
     
    
   

    

     

    
    

     

       self.grid.addWidget(authorEdit,2,1)
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

       self.grid.addWidget(review,3,0)
     
    
   

    

     

    
    

     

       self.grid.addWidget(reviewEdit,3,1,5,1)
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

       back=QPushButton(u'返回')
     
    
   

    

     

    
    

     

       back.clicked.connect(self.initUI)
     
    
   

    

     

    
    

     

       self.grid.addWidget(back,6,2)
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

       self.setLayout(self.grid)
     
    
   

    

     

    
    

     

       self.resize(300,300)
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      app=QApplication(sys.argv)
     
    
   

    

     

    
    

     

      ex=Example()
     
    
   

    

     

    
    

     

      ex.show()
     
    
   

    

     

    
    

     

      sys.exit(app.exec_())
     
    
  
 

文章来源: blog.csdn.net，作者：网奇，版权归原作者所有，如需转载，请联系作者。

原文链接：blog.csdn.net/jacke121/article/details/78758922