--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/eric7/PdfViewer/PdfInfoWidget.py Mon Jan 16 11:56:23 2023 +0100
@@ -0,0 +1,176 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2023 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Module implementing an info widget showing data of a PDF document.
+"""
+
+from PyQt6.QtCore import Qt, pyqtSlot, QFileInfo
+from PyQt6.QtPdf import QPdfDocument
+from PyQt6.QtWidgets import QWidget, QFormLayout, QLabel
+
+from eric7.Globals import dataString
+
+
+class PdfInfoWidget(QWidget):
+ """
+ Class implementing an info widget showing data of a PDF document.
+ """
+
+ def __init__(self, document, parent=None):
+ """
+ Constructor
+
+ @param document reference to the PDF document object
+ @type QPdfDocument
+ @param parent reference to the parent widget (defaults to None)
+ @type QWidget (optional)
+ """
+ super().__init__(parent)
+
+ self.__document = document
+
+ self.__layout = QFormLayout(self)
+ self.__layout.setRowWrapPolicy(QFormLayout.RowWrapPolicy.WrapLongRows)
+ self.__layout.setFieldGrowthPolicy(
+ QFormLayout.FieldGrowthPolicy.AllNonFixedFieldsGrow
+ )
+ self.__layout.setFormAlignment(
+ Qt.AlignmentFlag.AlignLeft | Qt.AlignmentFlag.AlignTop
+ )
+ self.__layout.setLabelAlignment(Qt.AlignmentFlag.AlignRight)
+
+ self.__infoLabels = {
+ "filePath": QLabel(),
+ "fileSize": QLabel(),
+ "title": QLabel(),
+ "subject": QLabel(),
+ "author": QLabel(),
+ "creator": QLabel(),
+ "producer": QLabel(),
+ "pages": QLabel(),
+ "creationDate": QLabel(),
+ "modificationDate": QLabel(),
+ "keywords": QLabel(),
+ "security": QLabel(),
+ }
+ for label in self.__infoLabels.values():
+ label.setWordWrap(True)
+ self.__layout.addRow(self.tr("File Path:"), self.__infoLabels["filePath"])
+ self.__layout.addRow(self.tr("File Size:"), self.__infoLabels["fileSize"])
+ self.__layout.addRow(self.tr("Title:"), self.__infoLabels["title"])
+ self.__layout.addRow(self.tr("Subject:"), self.__infoLabels["subject"])
+ self.__layout.addRow(self.tr("Author:"), self.__infoLabels["author"])
+ self.__layout.addRow(self.tr("Created with:"), self.__infoLabels["creator"])
+ self.__layout.addRow(self.tr("Creator:"), self.__infoLabels["producer"])
+ self.__layout.addRow(self.tr("Pages:"), self.__infoLabels["pages"])
+ self.__layout.addRow(self.tr("Created at:"), self.__infoLabels["creationDate"])
+ self.__layout.addRow(
+ self.tr("Last Modified at:"), self.__infoLabels["modificationDate"]
+ )
+ self.__layout.addRow(self.tr("Keywords:"), self.__infoLabels["keywords"])
+ self.__layout.addRow(self.tr("Security:"), self.__infoLabels["security"])
+ #self.__layout.addRow(self.tr(""), self.__infoLabels[""])
+ # TODO: add more info labels
+
+ self.setLayout(self.__layout)
+
+ self.__document.statusChanged.connect(self.__populateInfoLabels)
+ self.__document.pageCountChanged.connect(self.__handlePageCountChanged)
+ self.__document.passwordChanged.connect(self.__handlePasswordChanged)
+
+ @pyqtSlot(QPdfDocument.Status)
+ def __populateInfoLabels(self, status):
+ """
+ Private slot to populate the info labels upon a change of the document status.
+
+ @param status document status
+ @type QPdfDocument.Status
+ """
+ ready = status == QPdfDocument.Status.Ready
+
+ self.__infoLabels["title"].setText(
+ self.__document.metaData(QPdfDocument.MetaDataField.Title) if ready else ""
+ )
+ self.__infoLabels["subject"].setText(
+ self.__document.metaData(QPdfDocument.MetaDataField.Subject)
+ if ready
+ else ""
+ )
+ self.__infoLabels["author"].setText(
+ self.__document.metaData(QPdfDocument.MetaDataField.Author) if ready else ""
+ )
+ self.__infoLabels["creator"].setText(
+ self.__document.metaData(QPdfDocument.MetaDataField.Creator)
+ if ready
+ else ""
+ )
+ self.__infoLabels["producer"].setText(
+ self.__document.metaData(QPdfDocument.MetaDataField.Producer)
+ if ready
+ else ""
+ )
+ self.__infoLabels["pages"].setText(
+ str(self.__document.pageCount()) if ready else ""
+ )
+ self.__infoLabels["creationDate"].setText(
+ self.__document.metaData(QPdfDocument.MetaDataField.CreationDate).toString(
+ "yyyy-MM-dd hh:mm:ss t"
+ ) if ready
+ else ""
+ )
+ self.__infoLabels["modificationDate"].setText(
+ self.__document.metaData(
+ QPdfDocument.MetaDataField.ModificationDate
+ ).toString("yyyy-MM-dd hh:mm:ss t")
+ if ready
+ else ""
+ )
+ self.__infoLabels["keywords"].setText(
+ self.__document.metaData(QPdfDocument.MetaDataField.Keywords)
+ if ready
+ else ""
+ )
+
+ if ready:
+ self.__handlePasswordChanged()
+ else:
+ self.__infoLabels["security"].setText("")
+
+ @pyqtSlot(int)
+ def __handlePageCountChanged(self, pageCount):
+ """
+ Private slot to handle a change of the page count.
+
+ @param pageCount changed page count
+ @type int
+ """
+ self.__infoLabels["pages"].setText(str(pageCount))
+
+ @pyqtSlot()
+ def __handlePasswordChanged(self):
+ """
+ Private slot to handle a change of the password.
+ """
+ self.__infoLabels["security"].setText(
+ self.tr("Encrypted")
+ if self.__document.password()
+ else self.tr("Not Encrypted")
+ )
+
+ def setFileName(self, filename):
+ """
+ Public method to set the file name info.
+
+ @param filename DESCRIPTION
+ @type TYPE
+ """
+ self.__infoLabels["filePath"].setText(filename)
+ if filename:
+ fi = QFileInfo(filename)
+ fileSize = fi.size()
+ self.__infoLabels["fileSize"].setText(dataString(fileSize))
+ else:
+ self.__infoLabels["fileSize"].setText("")
