feat: dzgui 7 alpha

dzgui/views/dialogs/filepicker.py

@@ -0,0 +1,34 @@
+from pathlib import Path
+
+import gi  # noqa E402
+gi.require_version("Gtk", "3.0")
+from gi.repository import Gtk, Gdk, GLib, GObject
+
+from dzgui.util.strings import picker
+
+
+class FilePicker(Gtk.FileChooserDialog):
+    def __init__(self, parent: Gtk.Window) -> None:
+        super().__init__(
+            title=picker.title,
+            action=Gtk.FileChooserAction.SAVE,
+            parent=parent,
+            resizable=True,
+        )
+        self.add_buttons("_Cancel", Gtk.ResponseType.CANCEL)
+        self.add_buttons("_Save", Gtk.ResponseType.OK)
+        self.set_default_response(Gtk.ResponseType.OK)
+
+        self.set_current_name(picker.placeholder)
+
+    def pick_file(self) -> Path | None:
+        res = self.run()
+        if res in (Gtk.ResponseType.CANCEL, Gtk.ResponseType.DELETE_EVENT):
+            self.destroy()
+            return None
+        if res == Gtk.ResponseType.OK:
+            file = self.get_filename()
+            if file is not None:
+                self.destroy()
+                return Path(file)
+        return None