# -*- coding: utf-8 -*-

'''
    【簡介】
	PyQt5中 QTextEdit範例       
  
'''

from PyQt5.QtWidgets import QApplication,  QWidget ,  QTextEdit, QVBoxLayout , QPushButton
import sys  

class TextEditDemo(QWidget):
	def __init__(self, parent=None):
		super(TextEditDemo, self).__init__(parent)
		self.setWindowTitle("QTextEdit 範例")
		self.resize(300, 270)    
		self.textEdit = QTextEdit( )      
		self.btnPress1 = QPushButton("顯示文字")
		self.btnPress2 = QPushButton("顯示HTML")        
		layout = QVBoxLayout()
		layout.addWidget(self.textEdit)
		layout.addWidget(self.btnPress1)   
		layout.addWidget(self.btnPress2)   		
		self.setLayout(layout)
		self.btnPress1.clicked.connect(self.btnPress1_Clicked)
		self.btnPress2.clicked.connect(self.btnPress2_Clicked)
		
	def btnPress1_Clicked(self):
		self.textEdit.setPlainText("Hello PyQt5!\n點擊按鈕")

	def btnPress2_Clicked(self):
		self.textEdit.setHtml("<font color='red' size='6'><red>Hello PyQt5!\n點擊按鈕。</font>")
		
if __name__ == "__main__":       
	app = QApplication(sys.argv)
	win = TextEditDemo()	
	win.show()	
	sys.exit(app.exec_())