上傳檔案到「pyqt5/CODE/元件使用範例」

pyqt5/CODE/元件使用範例/qt0407_QLabel.py

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+# -*- coding: utf-8 -*-
+
+'''
+    【簡介】
+	PyQT5中Qlabel範例
+    按住 Alt + N , Alt + P , Alt + O , Alt + C 切換元件控制項
+  
+'''
+
+from PyQt5.QtWidgets import *
+import sys  
+    
+class QlabelDemo(QDialog):  
+    def __init__(self ):  
+        super().__init__()
+         
+        self.setWindowTitle('Qlabel 範例')
+        nameLb1 = QLabel('&Name', self)
+        nameEd1 = QLineEdit( self )
+        nameLb1.setBuddy(nameEd1)
+        
+        nameLb2 = QLabel('&Password', self)
+        nameEd2 = QLineEdit( self )
+        nameLb2.setBuddy(nameEd2)
+        
+        btnOk = QPushButton('&OK')
+        btnCancel = QPushButton('&Cancel')
+        mainLayout = QGridLayout(self)
+        mainLayout.addWidget(nameLb1,0,0)
+        mainLayout.addWidget(nameEd1,0,1,1,2)
+        
+        mainLayout.addWidget(nameLb2,1,0)
+        mainLayout.addWidget(nameEd2,1,1,1,2)
+         
+        mainLayout.addWidget(btnOk,2,1)
+        mainLayout.addWidget(btnCancel,2,2) 
+        
+def link_hovered():
+    print("當滑鼠滑過label-2標籤時，觸發事件。")
+        
+def link_clicked():
+    print("當滑鼠點擊label-4標籤時，觸發事件。" )
+  
+if __name__ == "__main__":  
+    app = QApplication(sys.argv)  
+    labelDemo = QlabelDemo()  
+    labelDemo.show()  
+    sys.exit(app.exec_())

pyqt5/CODE/元件使用範例/qt0408_DownloadButton.py

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+# -*- coding: utf-8 -*-
+
+'''
+    【簡介】
+	PyQt5中QButton範例
+    
+  
+'''
+
+import sys
+from PyQt5.QtCore import *
+from PyQt5.QtGui import *
+from PyQt5.QtWidgets import *
+
+class Form(QDialog):
+	def __init__(self, parent=None):
+		super(Form, self).__init__(parent)
+		layout = QVBoxLayout()
+
+		self.btn4= QPushButton("&Download")
+		self.btn4.setDefault(True)
+		self.btn4.clicked.connect(lambda:self.whichbtn(self.btn4))
+		layout.addWidget(self.btn4)
+		self.setWindowTitle("Button demo")
+		
+		self.setLayout(layout)         
+
+
+	def btnstate(self):
+		if self.btn1.isChecked():
+			print("button pressed" ) 
+		else:
+			print("button released" ) 
+
+	def whichbtn(self,btn):
+		print("clicked button is " + btn.text() ) 
+
+if __name__ == '__main__':
+	app = QApplication(sys.argv)
+	btnDemo = Form()
+	btnDemo.show()
+	sys.exit(app.exec_())
+
+

pyqt5/CODE/元件使用範例/qt0408_QButton.py

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+# -*- coding: utf-8 -*-
+
+'''
+    【簡介】
+	PyQt5中QButton範例
+    
+  
+'''
+
+import sys
+from PyQt5.QtCore import *
+from PyQt5.QtGui import *
+from PyQt5.QtWidgets import *
+
+class Form(QDialog):
+	def __init__(self, parent=None):
+		super(Form, self).__init__(parent)
+		layout = QVBoxLayout()
+
+		self.btn1 = QPushButton("Button1")
+		self.btn1.setCheckable(True)
+		self.btn1.toggle()
+		self.btn1.clicked.connect(lambda:self.whichbtn(self.btn1) )
+		self.btn1.clicked.connect(self.btnstate)
+		layout.addWidget(self.btn1)
+            
+		self.btn2 = QPushButton('image')
+		self.btn2.setIcon(QIcon(QPixmap("./images/python.png")))
+		self.btn2.clicked.connect(lambda:self.whichbtn(self.btn2) )
+		layout.addWidget(self.btn2)
+		self.setLayout(layout) 
+
+		self.btn3 = QPushButton("Disabled")
+		self.btn3.setEnabled(False)
+		layout.addWidget(self.btn3)
+        
+		self.btn4= QPushButton("&Download")
+		self.btn4.setDefault(True)
+		self.btn4.clicked.connect(lambda:self.whichbtn(self.btn4))
+		layout.addWidget(self.btn4)
+		self.setWindowTitle("Button demo")
+
+	def btnstate(self):
+		if self.btn1.isChecked():
+			print("button pressed" ) 
+		else:
+			print("button released" ) 
+
+	def whichbtn(self,btn):
+		print("clicked button is " + btn.text() ) 
+
+if __name__ == '__main__':
+	app = QApplication(sys.argv)
+	btnDemo = Form()
+	btnDemo.show()
+	sys.exit(app.exec_())
+
+

pyqt5/CODE/元件使用範例/qt0409_QRadio.py

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+# -*- coding: utf-8 -*-
+
+'''
+    【簡介】
+	PyQt5中QRadio範例
+   
+  
+'''
+
+import sys
+from PyQt5.QtCore import *
+from PyQt5.QtGui import *
+from PyQt5.QtWidgets import *
+
+class Radiodemo(QWidget):
+	def __init__(self, parent=None):
+		super(Radiodemo, self).__init__(parent)
+		layout = QHBoxLayout()
+		self.btn1 = QRadioButton("Button1")
+		self.btn1.setChecked(True)
+		self.btn1.toggled.connect(lambda:self.btnstate(self.btn1))
+		layout.addWidget(self.btn1)
+        
+		self.btn2 = QRadioButton("Button2")
+		self.btn2.toggled.connect(lambda:self.btnstate(self.btn2))
+		layout.addWidget(self.btn2)
+		self.setLayout(layout)
+		self.setWindowTitle("RadioButton demo")
+	
+	def btnstate(self,btn):
+		if btn.text()=="Button1":
+			if btn.isChecked() == True:
+				print( btn.text() + " is selected" )
+			else:
+				print( btn.text() + " is deselected" )
+		
+		if btn.text()=="Button2":
+			if btn.isChecked()== True :
+				print( btn.text() + " is selected" )
+			else:
+				print( btn.text() + " is deselected" )
+
+if __name__ == '__main__':
+	app = QApplication(sys.argv)
+	radioDemo = Radiodemo()
+	radioDemo.show()
+	sys.exit(app.exec_())

pyqt5/CODE/元件使用範例/qt0410_QCheckbox.py

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+# -*- coding: utf-8 -*-
+
+'''
+    【簡介】
+	PyQt5中QCheckBox範例
+   
+  
+'''
+
+import sys
+from PyQt5.QtCore import *
+from PyQt5.QtGui import *
+from PyQt5.QtWidgets import *
+from PyQt5.QtCore import Qt
+
+class CheckBoxDemo(QWidget):
+
+	def __init__(self, parent=None):
+		super(CheckBoxDemo , self).__init__(parent)
+		
+		groupBox = QGroupBox("Checkboxes")
+		groupBox.setFlat( False )
+		
+		layout = QHBoxLayout()
+		self.checkBox1= QCheckBox("&Checkbox1")
+		self.checkBox1.setChecked(True)
+		self.checkBox1.stateChanged.connect( lambda:self.btnstate(self.checkBox1) )
+		layout.addWidget(self.checkBox1)
+        
+		self.checkBox2 = QCheckBox("Checkbox2")
+		self.checkBox2.toggled.connect( lambda:self.btnstate(self.checkBox2) )
+		layout.addWidget(self.checkBox2)
+
+		self.checkBox3 = QCheckBox("tristateBox")
+		self.checkBox3.setTristate(True)
+		self.checkBox3.setCheckState(Qt.PartiallyChecked )		
+		self.checkBox3.stateChanged.connect( lambda:self.btnstate(self.checkBox3) )
+		layout.addWidget(self.checkBox3)
+        
+		groupBox.setLayout(layout)
+		mainLayout = QVBoxLayout()
+		mainLayout.addWidget(groupBox)
+		
+		self.setLayout(mainLayout)
+		self.setWindowTitle("checkbox demo")
+	
+	def btnstate(self,btn ):
+		chk1Status = self.checkBox1.text()+", isChecked="+  str( self.checkBox1.isChecked() ) + ', chekState=' + str(self.checkBox1.checkState())   +"\n"		 
+		chk2Status = self.checkBox2.text()+", isChecked="+  str( self.checkBox2.isChecked() ) + ', checkState=' + str(self.checkBox2.checkState())   +"\n"	
+		chk3Status = self.checkBox3.text()+", isChecked="+  str( self.checkBox3.isChecked() ) + ', checkState=' + str(self.checkBox3.checkState())   +"\n"			
+		print(chk1Status + chk2Status + chk3Status )
+
+if __name__ == '__main__':
+	app = QApplication(sys.argv)
+	checkboxDemo = CheckBoxDemo()
+	checkboxDemo.show()
+	sys.exit(app.exec_())