005 QLabel (라벨)

1. 코드

from PyQt5.QtWidgets import QWidget,QApplication,QLabel,QVBoxLayout
from PyQt5.QtCore import Qt
import sys

class 라벨(QWidget):

    def __init__(self):
        super().__init__()
        self.UI초기화()

    def UI초기화(self):

        label_1 = QLabel(self)
        label_1.setText('라벨 1') 
        label_1.setAlignment(Qt.AlignLeft) 

        label_2 = QLabel('라벨 2',self) 
        label_2.setAlignment(Qt.AlignRight) 

        label_3 = QLabel('라벨 3',self)
        
        font_1 = label_1.font() 
        font_1.setPointSize(15)  
        font_1.setItalic(True)

        font_2 = label_2.font()
        font_2.setPointSize(20)  
        font_2.setFamily('Helvetica') 

        font_3 = label_3.font()
        font_3.setPointSize(30)
        font_3.setBold(True) 

        label_1.setFont(font_1) 
        label_2.setFont(font_2)
        label_3.setFont(font_3)

        vbox = QVBoxLayout() 
        vbox.addWidget(label_1) 
        vbox.addWidget(label_2)
        vbox.addWidget(label_3 ,alignment=Qt.AlignCenter)

        self.setLayout(vbox)
        self.setWindowTitle('QLabel')
        self.setGeometry(300, 300, 400, 200)
        self.show()


프로그램무한반복 = QApplication(sys.argv)
실행인스턴스 = 라벨()
프로그램무한반복.exec_()

2. 상세 내용

QLabel - Qt for Python

is used for displaying text or an image. No user interaction functionality is provided. The visual appearance of the label can be configured in various ways, and it can be used for specifying a focus mnemonic key for another widget.

https://doc.qt.io/qtforpython/PySide2/QtWidgets/QLabel.html

font_1 = label_1.font()
font_1.setPointSize(15)
font_1.setItalic(True)

font_2 = label_2.font()
font_2.setPointSize(20)
font_2.setFamily('Helvetica')

font_3 = label_3.font()
font_3.setPointSize(30)
font_3.setBold(True)

label_1.setFont(font_1)
label_2.setFont(font_2)
label_3.setFont(font_3)

• font() : 해당 라벨의 폰트 값을 가져옴

• setPointSize(15) : 폰트 크기를 15로 설정

• setItalic(True) : 이탤릭체 설정

• setFamily('Helvetica') : 글꼴 설정

• setBold(True) : 진한 글씨체 설정

3. 실행 화면