from PySide2 import QtCore, QtGui, QtWidgets
from PySide2.QtWidgets import (QWidget, QLabel, QApplication,
                             QHBoxLayout, QVBoxLayout, QFormLayout,QStyle )
from PySide2.QtGui import QPixmap,QIcon,Qt


class FileWidget(QWidget):
    icons = {
        "Folder": QStyle.SP_DirIcon,
        "File": QStyle.SP_FileIcon
    }
    def __init__(self, text, filetype, height=17):
        super().__init__()
        self.setFixedHeight(height)
        # self.setStyleSheet("*{border: 0.5px solid red}")
        self.text = text
        self.type = filetype
        self.icon = QLabel(self)
        self.icon.setFixedSize(height-2,height-2)
        self.fileName = QLabel(self)
        font = self.fileName.font()
        font.setPointSizeF(font.pointSizeF() - 0.5)
        self.fileName.setFont(font)
        self.setLayout(QFormLayout())
        self.layout().setMargin(0)
        # QFormLayout().setFormAlignment(Qt.AlignmentFlag.AlignTop)
        self.layout().setFormAlignment(Qt.AlignmentFlag.AlignTop)
        self.layout().setWidget(0, QtWidgets.QFormLayout.LabelRole, self.icon)
        self.layout().setWidget(0, QtWidgets.QFormLayout.FieldRole, self.fileName)

        self.set_icon()

        self.fileName.setText(text)

    def get_text(self):
        return self.text

    def set_icon(self):
        QStyle_SP_ICON = self.icons.get(self.type)
        if not QStyle_SP_ICON:
            # 在 file_list.py 中会有其它类型的文件，如：MP3，doc，video 等，图标默认只显示 File 即可
            QStyle_SP_ICON = self.icons.get("File")
        
        icon = QIcon(QApplication.style().standardIcon(QStyle_SP_ICON))
        m_pix = icon.pixmap(self.icon.size())
        self.icon.setPixmap(m_pix)
        self.icon.setScaledContents(True)


if __name__ == "__main__":
    import sys
    app = QtWidgets.QApplication(sys.argv)
    Form = FileWidget("Sample Folder", "Folder")
    Form.show()
    sys.exit(app.exec_())