add style selection support

src/clangformat.py

@@ -5,8 +5,23 @@ import sys
 from src.errors import ClangError
 
 
-def clang_format(file_path) -> tuple[str, str]:
-    command = ["clang-format", "--dry-run", file_path]
+class Style:
+    """Preset of coding style"""
+
+    FILE = "file"  # .clang-format
+    LLVM = "LLVM"
+    GNU = "GNU"
+    Google = "Google"
+    Chromium = "Chromium"
+    Microsoft = "Microsoft"
+    Mozilla = "Mozilla"
+    WebKit = "WebKit"
+
+    PRESETS_LIST = [k for k in locals().keys() if not k.startswith("_")]
+
+
+def clang_format(file_path: str, style: str) -> tuple[str, str]:
+    command = ["clang-format", "--dry-run", file_path, f"--style={style}"]
     try:
         output = subprocess.check_output(command, stderr=subprocess.STDOUT, text=True)
     except subprocess.CalledProcessError as e:

src/gui.py

@@ -1,8 +1,8 @@
 import sys
-from tkinter import Button, Frame, Label, Tk, Toplevel
+from tkinter import Button, Frame, Label, Menu, Tk, Toplevel
 from tkinter.filedialog import askdirectory, askopenfile
 
-from src.clangformat import clang_format, parse_clang_format_output
+from src.clangformat import Style, clang_format, parse_clang_format_output
 from src.errors import ClangError
 from src.utils import analyze_args, exts_list
 
@@ -15,6 +15,8 @@ class GUI:
         self.f = Frame(self.parent)
 
         self.columnspan = 3
+        self.style = Style.FILE
+        self.current_location = ""
 
     def start(self) -> None:
         """Affiche la fenêtre"""
@@ -50,6 +52,7 @@ class GUI:
             exit(1)
         else:
             if chemin:
+                self.current_location = chemin.name
                 return self._analyse(start, chemin.name)
 
     def _open_directory(self, start: int) -> None:
@@ -59,8 +62,31 @@ class GUI:
             print("Impossible de trouver le dossier", file=sys.stderr)
             exit(1)
         else:
+            self.current_location = chemin
             return self._analyse(start, chemin)
 
+    def _add_styles_menu_bar(self, start: int) -> None:
+        def ev(s: str) -> str:
+            """Récupère la valeur du style"""
+            return eval(compile(f"Style.{s}", "<string>", "eval"))
+
+        for style in sorted(Style.PRESETS_LIST):
+            self.style_menu.add_command(
+                label=f"{style} (en cours)" if ev(style) == self.style else style,
+                command=lambda s=ev(style): self._update_style(s, start),
+            )
+
+    def _update_style(self, new_style: str, start: int) -> None:
+        if new_style != self.style:
+            self.style_menu.delete(0, len(Style.PRESETS_LIST))
+
+            self.style = new_style
+
+            self._add_styles_menu_bar(start)
+
+            if len(self.current_location):
+                self._analyse(start, self.current_location)
+
     def _main_screen(self) -> None:
         """Écran principal"""
         Label(
@@ -81,6 +107,23 @@ class GUI:
             command=lambda: self._open_directory(start),
         ).grid(column=self.columnspan - 1, row=1)
 
+        menu_bar = Menu(self.parent)
+        self.parent.config(menu=menu_bar)
+
+        file_menu = Menu(menu_bar)
+        self.style_menu = Menu(file_menu)
+        self._update_style(self.style, start)
+        file_menu.add_cascade(label="Selection style", menu=self.style_menu)
+        self._add_styles_menu_bar(start)
+
+        file_menu.add_separator()
+        file_menu.add_command(
+            label="Fermer",
+            command=self.parent.destroy,
+        )
+
+        menu_bar.add_cascade(label="Fichier", menu=file_menu)
+
     def _show_info(self, name_err: str, msg: str) -> None:
         title = f"{name_err} - {self.name}"
         info = Toplevel()
@@ -97,7 +140,7 @@ class GUI:
         files = analyze_args([path])
         data = []
         for file in files:
-            clang_format_output = clang_format(file)
+            clang_format_output = clang_format(file, self.style)
             data += parse_clang_format_output(clang_format_output)
         self._pager(1, data, start_row)