V3.3.0 — Edition contenu, actions CLI, menu contextuel enrichi

- Edition de contenu PDF (Annotations > Editer le contenu) :
  - Onglet Texte : liste le texte detecte, masquer des lignes
  - Onglet Images : liste les images, remplacer ou masquer
- Actions en ligne de commande (--action booklet_a4|booklet_a3|nup_2x2|unbooklet)
- Menu contextuel Windows enrichi :
  - Ouvrir, Livret A4, Livret A3, 2x2 par feuille, Delivretiser
- Bouton Editer dans la barre d'outils droite

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

app/dialogs/edit_content_dialog.py

@@ -0,0 +1,110 @@
+"""Dialogue Edition de contenu — texte et images existants."""
+
+from PyQt6.QtWidgets import (QDialog, QVBoxLayout, QHBoxLayout, QLabel,
+                              QGroupBox, QListWidget, QListWidgetItem,
+                              QPushButton, QDialogButtonBox, QTextEdit,
+                              QFileDialog, QTabWidget, QWidget, QMessageBox)
+from PyQt6.QtCore import Qt
+
+
+class EditContentDialog(QDialog):
+    def __init__(self, text_items=None, image_items=None, parent=None):
+        super().__init__(parent)
+        self.setWindowTitle("Edition de contenu")
+        self.setMinimumSize(500, 400)
+        self._text_items = text_items or []
+        self._image_items = image_items or []
+        self._actions = []  # liste de {"type": "mask_text"|"replace_image", ...}
+        self._setup_ui()
+
+    def _setup_ui(self):
+        layout = QVBoxLayout(self)
+
+        tabs = QTabWidget()
+
+        # Onglet Texte
+        text_tab = QWidget()
+        tl = QVBoxLayout(text_tab)
+        tl.addWidget(QLabel("Texte detecte sur la page (cliquez pour masquer) :"))
+        self._text_list = QListWidget()
+        for item in self._text_items:
+            li = QListWidgetItem(item["text"])
+            li.setData(Qt.ItemDataRole.UserRole, item)
+            self._text_list.addItem(li)
+        tl.addWidget(self._text_list)
+
+        btn_mask = QPushButton("Masquer le texte selectionne")
+        btn_mask.clicked.connect(self._mask_text)
+        tl.addWidget(btn_mask)
+
+        tabs.addTab(text_tab, "Texte")
+
+        # Onglet Images
+        img_tab = QWidget()
+        il = QVBoxLayout(img_tab)
+        il.addWidget(QLabel("Images detectees sur la page :"))
+        self._img_list = QListWidget()
+        for item in self._image_items:
+            li = QListWidgetItem(f"{item['name']} ({item['width']}x{item['height']})")
+            li.setData(Qt.ItemDataRole.UserRole, item)
+            self._img_list.addItem(li)
+        il.addWidget(self._img_list)
+
+        btn_layout = QHBoxLayout()
+        btn_replace = QPushButton("Remplacer par une image...")
+        btn_replace.clicked.connect(self._replace_image)
+        btn_layout.addWidget(btn_replace)
+        btn_delete = QPushButton("Masquer cette image")
+        btn_delete.clicked.connect(self._delete_image)
+        btn_layout.addWidget(btn_delete)
+        il.addLayout(btn_layout)
+
+        tabs.addTab(img_tab, "Images")
+
+        layout.addWidget(tabs)
+
+        # Actions en attente
+        self._actions_label = QLabel("Actions en attente : 0")
+        layout.addWidget(self._actions_label)
+
+        buttons = QDialogButtonBox(
+            QDialogButtonBox.StandardButton.Ok | QDialogButtonBox.StandardButton.Cancel
+        )
+        buttons.accepted.connect(self.accept)
+        buttons.rejected.connect(self.reject)
+        layout.addWidget(buttons)
+
+    def _mask_text(self):
+        item = self._text_list.currentItem()
+        if not item:
+            return
+        data = item.data(Qt.ItemDataRole.UserRole)
+        self._actions.append({"type": "mask_text", "text": data["text"], "line_index": data["line_index"]})
+        item.setForeground(Qt.GlobalColor.red)
+        item.setText(f"[MASQUE] {data['text']}")
+        self._actions_label.setText(f"Actions en attente : {len(self._actions)}")
+
+    def _replace_image(self):
+        item = self._img_list.currentItem()
+        if not item:
+            return
+        path, _ = QFileDialog.getOpenFileName(self, "Image de remplacement", "",
+                                               "Images (*.png *.jpg *.jpeg *.bmp)")
+        if path:
+            data = item.data(Qt.ItemDataRole.UserRole)
+            self._actions.append({"type": "replace_image", "name": data["name"], "new_path": path})
+            item.setText(f"[REMPLACE] {data['name']}")
+            self._actions_label.setText(f"Actions en attente : {len(self._actions)}")
+
+    def _delete_image(self):
+        item = self._img_list.currentItem()
+        if not item:
+            return
+        data = item.data(Qt.ItemDataRole.UserRole)
+        self._actions.append({"type": "mask_image", "name": data["name"]})
+        item.setForeground(Qt.GlobalColor.red)
+        item.setText(f"[MASQUE] {data['name']}")
+        self._actions_label.setText(f"Actions en attente : {len(self._actions)}")
+
+    def get_actions(self):
+        return self._actions