xsl-validator/src/ui/AppSettings.py

from PySide6.QtWidgets import QDialog, QTableWidgetItem, QFileDialog, QHeaderView
from pathlib import Path

from ui.AppSettings_ui import Ui_Dialog
from ui.JavaVmConfigDialog_ui import Ui_JavaVmConfigDialog
from ui.DiffPdfConfigDialog_ui import Ui_DiffPdfConfigDialog
from ui.SaxonJarConfigDialog_ui import Ui_SaxonJarConfigDialog
from ui.ApacheFopConfigDialog_ui import Ui_ApacheFopConfigDialog
from ui.XslDirConfigDialog_ui import Ui_XslDirConfigDialog
from conf import AppSettings, JavaVm, DiffPdf, SaxonJar, ApacheFop, XslDir


# Dialog-Klassen für die Eingabe ohne ID
class JavaVmConfigDialog(QDialog):
    """Dialog zur Konfiguration einer Java VM ohne ID."""

    def __init__(self, parent=None):
        super().__init__(parent)

        # UI einrichten
        self.ui = Ui_JavaVmConfigDialog()
        self.ui.setupUi(self)

        # Signale verbinden
        self.ui.browseButton.clicked.connect(self.browse_binary_file)

    def browse_binary_file(self):
        """Öffnet einen Dateidialog für die Binary-Datei."""
        file_path, _ = QFileDialog.getOpenFileName(
            self, "Java Binary-Datei auswählen", "", "Executable Files (*.exe);;All Files (*)"
        )
        if file_path:
            self.ui.pathEdit.setText(file_path)

    def set_data(self, data):
        """Setzt die Daten in den Dialog."""
        if data:
            self.ui.versionEdit.setText(data.get("version", ""))
            self.ui.pathEdit.setText(str(data.get("path_to_binary_file", "")))

    def get_data(self):
        """Gibt die eingegebenen Daten zurück."""
        if not self.ui.versionEdit.text().strip() or not self.ui.pathEdit.text().strip():
            return None

        return {
            "version": self.ui.versionEdit.text().strip(),
            "path_to_binary_file": Path(self.ui.pathEdit.text().strip()),
        }


class DiffPdfConfigDialog(QDialog):
    """Dialog zur Konfiguration von DiffPdf ohne ID."""

    def __init__(self, parent=None):
        super().__init__(parent)

        # UI einrichten
        self.ui = Ui_DiffPdfConfigDialog()
        self.ui.setupUi(self)

        # Signale verbinden
        self.ui.browseButton.clicked.connect(self.browse_binary_file)

    def browse_binary_file(self):
        """Öffnet einen Dateidialog für die Binary-Datei."""
        file_path, _ = QFileDialog.getOpenFileName(
            self, "DiffPdf Binary-Datei auswählen", "", "Executable Files (*.exe);;All Files (*)"
        )
        if file_path:
            self.ui.pathEdit.setText(file_path)

    def set_data(self, data):
        """Setzt die Daten in den Dialog."""
        if data:
            self.ui.versionEdit.setText(data.get("version", ""))
            self.ui.pathEdit.setText(str(data.get("path_to_binary_file", "")))
            self.ui.paramsEdit.setPlainText("\n".join(data.get("default_params", [])))
            self.ui.extensionEdit.setText(data.get("output_file_extension", "pdf"))

    def get_data(self):
        """Gibt die eingegebenen Daten zurück."""
        if not self.ui.versionEdit.text().strip() or not self.ui.pathEdit.text().strip():
            return None

        # Parameter aus dem Text extrahieren
        params_text = self.ui.paramsEdit.toPlainText().strip()
        params = [line.strip() for line in params_text.split("\n") if line.strip()] if params_text else []

        return {
            "version": self.ui.versionEdit.text().strip(),
            "path_to_binary_file": Path(self.ui.pathEdit.text().strip()),
            "default_params": params,
            "output_file_extension": self.ui.extensionEdit.text().strip() or "pdf",
        }


class SaxonJarConfigDialog(QDialog):
    """Dialog zur Konfiguration von Saxon JAR ohne ID."""

    def __init__(self, parent=None):
        super().__init__(parent)

        # UI einrichten
        self.ui = Ui_SaxonJarConfigDialog()
        self.ui.setupUi(self)

        # Signale verbinden
        self.ui.browseButton.clicked.connect(self.browse_jar_file)

    def browse_jar_file(self):
        """Öffnet einen Dateidialog für die JAR-Datei."""
        file_path, _ = QFileDialog.getOpenFileName(
            self, "Saxon JAR-Datei auswählen", "", "JAR Files (*.jar);;All Files (*)"
        )
        if file_path:
            self.ui.pathEdit.setText(file_path)

    def set_data(self, data):
        """Setzt die Daten in den Dialog."""
        if data:
            self.ui.versionEdit.setText(data.get("version", ""))
            self.ui.pathEdit.setText(str(data.get("path_to_jar_file", "")))
            self.ui.extensionEdit.setText(data.get("output_file_extension", "fo"))

    def get_data(self):
        """Gibt die eingegebenen Daten zurück."""
        if not self.ui.versionEdit.text().strip() or not self.ui.pathEdit.text().strip():
            return None

        return {
            "version": self.ui.versionEdit.text().strip(),
            "path_to_jar_file": Path(self.ui.pathEdit.text().strip()),
            "output_file_extension": self.ui.extensionEdit.text().strip() or "fo",
        }


class ApacheFopConfigDialog(QDialog):
    """Dialog zur Konfiguration von Apache FOP ohne ID."""

    def __init__(self, parent=None):
        super().__init__(parent)

        # UI einrichten
        self.ui = Ui_ApacheFopConfigDialog()
        self.ui.setupUi(self)

        # Signale verbinden
        self.ui.browseButton.clicked.connect(self.browse_directory)

    def browse_directory(self):
        """Öffnet einen Verzeichnisdialog."""
        dir_path = QFileDialog.getExistingDirectory(self, "Apache FOP Verzeichnis auswählen")
        if dir_path:
            self.ui.pathEdit.setText(dir_path)

    def set_data(self, data):
        """Setzt die Daten in den Dialog."""
        if data:
            self.ui.versionEdit.setText(data.get("version", ""))
            self.ui.pathEdit.setText(str(data.get("path_to_dir", "")))
            self.ui.extensionEdit.setText(data.get("output_file_extension", "pdf"))

    def get_data(self):
        """Gibt die eingegebenen Daten zurück."""
        if not self.ui.versionEdit.text().strip() or not self.ui.pathEdit.text().strip():
            return None

        return {
            "version": self.ui.versionEdit.text().strip(),
            "path_to_dir": Path(self.ui.pathEdit.text().strip()),
            "output_file_extension": self.ui.extensionEdit.text().strip() or "pdf",
        }


class XslDirConfigDialog(QDialog):
    """Dialog zur Konfiguration von XSL-Verzeichnis ohne ID."""

    def __init__(self, parent=None):
        super().__init__(parent)

        # UI einrichten
        self.ui = Ui_XslDirConfigDialog()
        self.ui.setupUi(self)

        # Signale verbinden
        self.ui.browseButton.clicked.connect(self.browse_directory)

    def browse_directory(self):
        """Öffnet einen Verzeichnisdialog."""
        dir_path = QFileDialog.getExistingDirectory(self, "XSL Root-Verzeichnis auswählen")
        if dir_path:
            self.ui.pathEdit.setText(dir_path)

    def set_data(self, data):
        """Setzt die Daten in den Dialog."""
        if data:
            self.ui.nameEdit.setText(data.get("name", ""))
            self.ui.pathEdit.setText(str(data.get("path_to_root_dir", "")))

    def get_data(self):
        """Gibt die eingegebenen Daten zurück."""
        if not self.ui.nameEdit.text().strip() or not self.ui.pathEdit.text().strip():
            return None

        return {"name": self.ui.nameEdit.text().strip(), "path_to_root_dir": Path(self.ui.pathEdit.text().strip())}


class AppSettingsDlg(QDialog):
    """Dialog für die Anwendungseinstellungen mit vollständiger Funktionalität."""

    def __init__(
        self,
        parent=None,
        settings: AppSettings = AppSettings(java_vms=[], diff_pdfs=[], saxon_jars=[], apache_fops=[], xsl_dirs=[]),
    ):
        super().__init__(parent)

        # UI einrichten
        self.ui = Ui_Dialog()
        self.ui.setupUi(self)

        # Einstellungen speichern
        self.settings = settings

        # Temporäre Listen für Änderungen
        self.temp_java_vms = self.settings.java_vms.copy()
        self.temp_diff_pdfs = self.settings.diff_pdfs.copy()
        self.temp_saxon_jars = self.settings.saxon_jars.copy()
        self.temp_apache_fops = self.settings.apache_fops.copy()
        self.temp_xsl_dirs = self.settings.xsl_dirs.copy()

        # Signale verbinden
        self._connect_signals()

        # Tabellen initialisieren
        self._setup_tables()
        self._populate_tables()

    def _connect_signals(self):
        """Verbindet die Signale der UI-Elemente."""
        # XSL-Ordner Tab
        self.ui.addXsl.clicked.connect(self._add_xsl_dir)
        self.ui.removeXsl.clicked.connect(self._remove_xsl_dir)
        self.ui.tableXsls.itemSelectionChanged.connect(self._update_xsl_buttons)

        # Java VM Tab
        self.ui.addJavaVm.clicked.connect(self._add_java_vm)
        self.ui.removeJavaVm.clicked.connect(self._remove_java_vm)
        self.ui.tableJavaVms.itemSelectionChanged.connect(self._update_java_vm_buttons)

        # Saxon Tab
        self.ui.addSaxon.clicked.connect(self._add_saxon)
        self.ui.removveSaxon.clicked.connect(self._remove_saxon)
        self.ui.tableSaxons.itemSelectionChanged.connect(self._update_saxon_buttons)

        # Apache FOP Tab
        self.ui.addApacheFop.clicked.connect(self._add_apache_fop)
        self.ui.removeApacheFop.clicked.connect(self._remove_apache_fop)
        self.ui.tableApacheFops.itemSelectionChanged.connect(self._update_apache_fop_buttons)

        # Diff PDF Tab
        self.ui.addDiffPdf.clicked.connect(self._add_diff_pdf)
        self.ui.removeDiffPdf.clicked.connect(self._remove_diff_pdf)
        self.ui.tableDiffPdfs.itemSelectionChanged.connect(self._update_diff_pdf_buttons)

    def _setup_tables(self):
        """Richtet die Tabellen-Header ein und macht sie unveränderbar."""
        from PySide6.QtWidgets import QAbstractItemView

        # XSL-Ordner Tabelle
        self.ui.tableXsls.setHorizontalHeaderLabels(["Name", "Pfad"])
        self.ui.tableXsls.setEditTriggers(QAbstractItemView.EditTrigger.NoEditTriggers)
        self.ui.tableXsls.doubleClicked.connect(self._edit_xsl_dir)

        # Java VM Tabelle
        self.ui.tableJavaVms.setHorizontalHeaderLabels(["Version", "Pfad"])
        self.ui.tableJavaVms.setEditTriggers(QAbstractItemView.EditTrigger.NoEditTriggers)
        self.ui.tableJavaVms.doubleClicked.connect(self._edit_java_vm)

        # Saxon Tabelle
        self.ui.tableSaxons.setHorizontalHeaderLabels(["Version", "JAR-Pfad", "Erweiterung"])
        self.ui.tableSaxons.setEditTriggers(QAbstractItemView.EditTrigger.NoEditTriggers)
        self.ui.tableSaxons.doubleClicked.connect(self._edit_saxon)

        # Apache FOP Tabelle
        self.ui.tableApacheFops.setHorizontalHeaderLabels(["Version", "Pfad", "Erweiterung"])
        self.ui.tableApacheFops.setEditTriggers(QAbstractItemView.EditTrigger.NoEditTriggers)
        self.ui.tableApacheFops.doubleClicked.connect(self._edit_apache_fop)

        # Diff PDF Tabelle
        self.ui.tableDiffPdfs.setHorizontalHeaderLabels(["Version", "Pfad", "Parameter", "Erweiterung"])
        self.ui.tableDiffPdfs.setEditTriggers(QAbstractItemView.EditTrigger.NoEditTriggers)
        self.ui.tableDiffPdfs.doubleClicked.connect(self._edit_diff_pdf)

    def _populate_tables(self):
        """Füllt alle Tabellen mit den aktuellen Einstellungen."""
        self._populate_xsl_table()
        self._populate_java_vm_table()
        self._populate_saxon_table()
        self._populate_apache_fop_table()
        self._populate_diff_pdf_table()

    def _populate_xsl_table(self):
        """Füllt die XSL-Ordner Tabelle."""
        self.ui.tableXsls.setRowCount(len(self.temp_xsl_dirs))
        for row, xsl_dir in enumerate(self.temp_xsl_dirs):
            self.ui.tableXsls.setItem(row, 0, QTableWidgetItem(xsl_dir.name))
            self.ui.tableXsls.setItem(row, 1, QTableWidgetItem(str(xsl_dir.path_to_root_dir)))
        self.ui.tableXsls.horizontalHeader().setSectionResizeMode(QHeaderView.ResizeMode.ResizeToContents)

    def _populate_java_vm_table(self):
        """Füllt die Java VM Tabelle."""
        self.ui.tableJavaVms.setRowCount(len(self.temp_java_vms))
        for row, java_vm in enumerate(self.temp_java_vms):
            self.ui.tableJavaVms.setItem(row, 0, QTableWidgetItem(java_vm.version))
            self.ui.tableJavaVms.setItem(row, 1, QTableWidgetItem(str(java_vm.path_to_binary_file)))
        self.ui.tableJavaVms.horizontalHeader().setSectionResizeMode(QHeaderView.ResizeMode.ResizeToContents)

    def _populate_saxon_table(self):
        """Füllt die Saxon Tabelle."""
        self.ui.tableSaxons.setRowCount(len(self.temp_saxon_jars))
        for row, saxon in enumerate(self.temp_saxon_jars):
            self.ui.tableSaxons.setItem(row, 0, QTableWidgetItem(saxon.version))
            self.ui.tableSaxons.setItem(row, 1, QTableWidgetItem(str(saxon.path_to_jar_file)))
            self.ui.tableSaxons.setItem(row, 2, QTableWidgetItem(saxon.output_file_extension))
        self.ui.tableSaxons.horizontalHeader().setSectionResizeMode(QHeaderView.ResizeMode.ResizeToContents)

    def _populate_apache_fop_table(self):
        """Füllt die Apache FOP Tabelle."""
        self.ui.tableApacheFops.setRowCount(len(self.temp_apache_fops))
        for row, fop in enumerate(self.temp_apache_fops):
            self.ui.tableApacheFops.setItem(row, 0, QTableWidgetItem(fop.version))
            self.ui.tableApacheFops.setItem(row, 1, QTableWidgetItem(str(fop.path_to_dir)))
            self.ui.tableApacheFops.setItem(row, 2, QTableWidgetItem(fop.output_file_extension))
        self.ui.tableApacheFops.horizontalHeader().setSectionResizeMode(QHeaderView.ResizeMode.ResizeToContents)

    def _populate_diff_pdf_table(self):
        """Füllt die Diff PDF Tabelle."""
        self.ui.tableDiffPdfs.setRowCount(len(self.temp_diff_pdfs))
        for row, diff_pdf in enumerate(self.temp_diff_pdfs):
            self.ui.tableDiffPdfs.setItem(row, 0, QTableWidgetItem(diff_pdf.version))
            self.ui.tableDiffPdfs.setItem(row, 1, QTableWidgetItem(str(diff_pdf.path_to_binary_file)))
            self.ui.tableDiffPdfs.setItem(row, 2, QTableWidgetItem(", ".join(diff_pdf.default_params)))
            self.ui.tableDiffPdfs.setItem(row, 3, QTableWidgetItem(diff_pdf.output_file_extension))
        self.ui.tableDiffPdfs.horizontalHeader().setSectionResizeMode(QHeaderView.ResizeMode.ResizeToContents)

    # XSL-Ordner Methoden
    def _add_xsl_dir(self):
        """Fügt einen neuen XSL-Ordner hinzu."""
        dialog = XslDirConfigDialog(self)
        if dialog.exec() == QDialog.DialogCode.Accepted:
            data = dialog.get_data()
            if data:
                # Neue ID generieren
                new_id = max([x.id for x in self.temp_xsl_dirs], default=0) + 1
                new_xsl_dir = XslDir(id=new_id, name=data["name"], path_to_root_dir=data["path_to_root_dir"])
                self.temp_xsl_dirs.append(new_xsl_dir)
                self._populate_xsl_table()

    def _remove_xsl_dir(self):
        """Entfernt den ausgewählten XSL-Ordner."""
        current_row = self.ui.tableXsls.currentRow()
        if current_row >= 0:
            del self.temp_xsl_dirs[current_row]
            self._populate_xsl_table()
            self._update_xsl_buttons()

    def _update_xsl_buttons(self):
        """Aktualisiert den Status der XSL-Buttons."""
        has_selection = self.ui.tableXsls.currentRow() >= 0
        self.ui.removeXsl.setEnabled(has_selection)

    # Java VM Methoden
    def _add_java_vm(self):
        """Fügt eine neue Java VM hinzu."""
        dialog = JavaVmConfigDialog(self)
        if dialog.exec() == QDialog.DialogCode.Accepted:
            data = dialog.get_data()
            if data:
                new_id = max([x.id for x in self.temp_java_vms], default=0) + 1
                new_java_vm = JavaVm(
                    id=new_id, version=data["version"], path_to_binary_file=data["path_to_binary_file"]
                )
                self.temp_java_vms.append(new_java_vm)
                self._populate_java_vm_table()

    def _remove_java_vm(self):
        """Entfernt die ausgewählte Java VM."""
        current_row = self.ui.tableJavaVms.currentRow()
        if current_row >= 0:
            del self.temp_java_vms[current_row]
            self._populate_java_vm_table()
            self._update_java_vm_buttons()

    def _update_java_vm_buttons(self):
        """Aktualisiert den Status der Java VM-Buttons."""
        has_selection = self.ui.tableJavaVms.currentRow() >= 0
        self.ui.removeJavaVm.setEnabled(has_selection)

    # Saxon Methoden
    def _add_saxon(self):
        """Fügt eine neue Saxon JAR hinzu."""
        dialog = SaxonJarConfigDialog(self)
        if dialog.exec() == QDialog.DialogCode.Accepted:
            data = dialog.get_data()
            if data:
                new_id = max([x.id for x in self.temp_saxon_jars], default=0) + 1
                new_saxon = SaxonJar(
                    id=new_id,
                    version=data["version"],
                    path_to_jar_file=data["path_to_jar_file"],
                    output_file_extension=data["output_file_extension"],
                )
                self.temp_saxon_jars.append(new_saxon)
                self._populate_saxon_table()

    def _remove_saxon(self):
        """Entfernt die ausgewählte Saxon JAR."""
        current_row = self.ui.tableSaxons.currentRow()
        if current_row >= 0:
            del self.temp_saxon_jars[current_row]
            self._populate_saxon_table()
            self._update_saxon_buttons()

    def _update_saxon_buttons(self):
        """Aktualisiert den Status der Saxon-Buttons."""
        has_selection = self.ui.tableSaxons.currentRow() >= 0
        self.ui.removveSaxon.setEnabled(has_selection)

    # Apache FOP Methoden
    def _add_apache_fop(self):
        """Fügt eine neue Apache FOP Konfiguration hinzu."""
        dialog = ApacheFopConfigDialog(self)
        if dialog.exec() == QDialog.DialogCode.Accepted:
            data = dialog.get_data()
            if data:
                new_id = max([x.id for x in self.temp_apache_fops], default=0) + 1
                new_fop = ApacheFop(
                    id=new_id,
                    version=data["version"],
                    path_to_dir=data["path_to_dir"],
                    output_file_extension=data["output_file_extension"],
                )
                self.temp_apache_fops.append(new_fop)
                self._populate_apache_fop_table()

    def _remove_apache_fop(self):
        """Entfernt die ausgewählte Apache FOP Konfiguration."""
        current_row = self.ui.tableApacheFops.currentRow()
        if current_row >= 0:
            del self.temp_apache_fops[current_row]
            self._populate_apache_fop_table()
            self._update_apache_fop_buttons()

    def _update_apache_fop_buttons(self):
        """Aktualisiert den Status der Apache FOP-Buttons."""
        has_selection = self.ui.tableApacheFops.currentRow() >= 0
        self.ui.removeApacheFop.setEnabled(has_selection)

    # Diff PDF Methoden
    def _add_diff_pdf(self):
        """Fügt eine neue Diff PDF Konfiguration hinzu."""
        dialog = DiffPdfConfigDialog(self)
        if dialog.exec() == QDialog.DialogCode.Accepted:
            data = dialog.get_data()
            if data:
                new_id = max([x.id for x in self.temp_diff_pdfs], default=0) + 1
                new_diff_pdf = DiffPdf(
                    id=new_id,
                    version=data["version"],
                    path_to_binary_file=data["path_to_binary_file"],
                    default_params=data["default_params"],
                    output_file_extension=data["output_file_extension"],
                )
                self.temp_diff_pdfs.append(new_diff_pdf)
                self._populate_diff_pdf_table()

    def _remove_diff_pdf(self):
        """Entfernt die ausgewählte Diff PDF Konfiguration."""
        current_row = self.ui.tableDiffPdfs.currentRow()
        if current_row >= 0:
            del self.temp_diff_pdfs[current_row]
            self._populate_diff_pdf_table()
            self._update_diff_pdf_buttons()

    def _update_diff_pdf_buttons(self):
        """Aktualisiert den Status der Diff PDF-Buttons."""
        has_selection = self.ui.tableDiffPdfs.currentRow() >= 0
        self.ui.removeDiffPdf.setEnabled(has_selection)

    # Bearbeitungsmethoden für Doppelklick-Events
    def _edit_xsl_dir(self, index):
        """Bearbeitet einen XSL-Ordner per Doppelklick."""
        row = index.row()
        if 0 <= row < len(self.temp_xsl_dirs):
            xsl_dir = self.temp_xsl_dirs[row]
            dialog = XslDirConfigDialog(self)

            # Vorhandene Daten setzen
            data = {"name": xsl_dir.name, "path_to_root_dir": xsl_dir.path_to_root_dir}
            dialog.set_data(data)

            if dialog.exec() == QDialog.DialogCode.Accepted:
                new_data = dialog.get_data()
                if new_data:
                    # Daten aktualisieren
                    xsl_dir.name = new_data["name"]
                    xsl_dir.path_to_root_dir = new_data["path_to_root_dir"]
                    self._populate_xsl_table()

    def _edit_java_vm(self, index):
        """Bearbeitet eine Java VM per Doppelklick."""
        row = index.row()
        if 0 <= row < len(self.temp_java_vms):
            java_vm = self.temp_java_vms[row]
            dialog = JavaVmConfigDialog(self)

            # Vorhandene Daten setzen
            data = {"version": java_vm.version, "path_to_binary_file": java_vm.path_to_binary_file}
            dialog.set_data(data)

            if dialog.exec() == QDialog.DialogCode.Accepted:
                new_data = dialog.get_data()
                if new_data:
                    # Daten aktualisieren
                    java_vm.version = new_data["version"]
                    java_vm.path_to_binary_file = new_data["path_to_binary_file"]
                    self._populate_java_vm_table()

    def _edit_saxon(self, index):
        """Bearbeitet eine Saxon JAR per Doppelklick."""
        row = index.row()
        if 0 <= row < len(self.temp_saxon_jars):
            saxon = self.temp_saxon_jars[row]
            dialog = SaxonJarConfigDialog(self)

            # Vorhandene Daten setzen
            data = {
                "version": saxon.version,
                "path_to_jar_file": saxon.path_to_jar_file,
                "output_file_extension": saxon.output_file_extension,
            }
            dialog.set_data(data)

            if dialog.exec() == QDialog.DialogCode.Accepted:
                new_data = dialog.get_data()
                if new_data:
                    # Daten aktualisieren
                    saxon.version = new_data["version"]
                    saxon.path_to_jar_file = new_data["path_to_jar_file"]
                    saxon.output_file_extension = new_data["output_file_extension"]
                    self._populate_saxon_table()

    def _edit_apache_fop(self, index):
        """Bearbeitet eine Apache FOP Konfiguration per Doppelklick."""
        row = index.row()
        if 0 <= row < len(self.temp_apache_fops):
            fop = self.temp_apache_fops[row]
            dialog = ApacheFopConfigDialog(self)

            # Vorhandene Daten setzen
            data = {
                "version": fop.version,
                "path_to_dir": fop.path_to_dir,
                "output_file_extension": fop.output_file_extension,
            }
            dialog.set_data(data)

            if dialog.exec() == QDialog.DialogCode.Accepted:
                new_data = dialog.get_data()
                if new_data:
                    # Daten aktualisieren
                    fop.version = new_data["version"]
                    fop.path_to_dir = new_data["path_to_dir"]
                    fop.output_file_extension = new_data["output_file_extension"]
                    self._populate_apache_fop_table()

    def _edit_diff_pdf(self, index):
        """Bearbeitet eine Diff PDF Konfiguration per Doppelklick."""
        row = index.row()
        if 0 <= row < len(self.temp_diff_pdfs):
            diff_pdf = self.temp_diff_pdfs[row]
            dialog = DiffPdfConfigDialog(self)

            # Vorhandene Daten setzen
            data = {
                "version": diff_pdf.version,
                "path_to_binary_file": diff_pdf.path_to_binary_file,
                "default_params": diff_pdf.default_params,
                "output_file_extension": diff_pdf.output_file_extension,
            }
            dialog.set_data(data)

            if dialog.exec() == QDialog.DialogCode.Accepted:
                new_data = dialog.get_data()
                if new_data:
                    # Daten aktualisieren
                    diff_pdf.version = new_data["version"]
                    diff_pdf.path_to_binary_file = new_data["path_to_binary_file"]
                    diff_pdf.default_params = new_data["default_params"]
                    diff_pdf.output_file_extension = new_data["output_file_extension"]
                    self._populate_diff_pdf_table()

    def accept(self):
        """Übernimmt die Änderungen und schließt den Dialog."""
        # Aktualisiere die ursprünglichen Einstellungen
        self.settings.java_vms = self.temp_java_vms.copy()
        self.settings.diff_pdfs = self.temp_diff_pdfs.copy()
        self.settings.saxon_jars = self.temp_saxon_jars.copy()
        self.settings.apache_fops = self.temp_apache_fops.copy()
        self.settings.xsl_dirs = self.temp_xsl_dirs.copy()

        self.settings.save()

        super().accept()

    def get_settings(self) -> AppSettings:
        """Gibt die aktuellen Einstellungen zurück."""
        return self.settings