Switch to confuse for configuration

dev-environment.yml

@@ -14,7 +14,7 @@ channels:
   - defaults
 dependencies:
   # Project dependencies
-  - dynaconf
+  - confuse
   - labeling >= 0.1.12
   - magicgui >= 0.5.1
   - napari

environment.yml

@@ -14,7 +14,7 @@ channels:
   - defaults
 dependencies:
   # Project depenencies
-  - dynaconf
+  - confuse
   - labeling >= 0.1.12
   - magicgui >= 0.5.1
   - napari

setup.cfg

@@ -60,6 +60,7 @@ dev =
     autopep8
     black
     build
+    confuse
     flake8
     isort
     pyqt5

src/napari_imagej/__init__.py

@@ -17,4 +17,8 @@
 napari-imagej is built upon the PyImageJ project:
 https://pyimagej.readthedocs.io/en/latest/
 """
+import confuse
+
 __version__ = "0.0.1.dev0"
+
+settings = confuse.Configuration(appname="napari-imagej", modname=__name__)

src/napari_imagej/settings.toml → src/napari_imagej/config_default.yaml

@@ -1,18 +1,18 @@
-# napari-imagej Settings
+# napari-imagej Default Settings
 
 # USERS BEWARE:
-# This toml file will soon be replaced with napari's contribution configuration.
+# This yaml file will soon be replaced with napari's contribution configuration.
 
 # Path to a local ImageJ2 installation (e.g. /Applications/Fiji.app),
 # OR version of net.imagej:imagej artifact to launch (e.g. 2.3.0),
 # OR endpoint of another artifact built on ImageJ2 (e.g. sc.fiji:fiji),
 # OR list of Maven artifacts to include (e.g.
 #   ['net.imagej:imagej:2.3.0', 'net.imagej:imagej-legacy', 'net.preibisch:BigStitcher']).
-# The default is the latest version of ImageJ2.
-imagej_directory_or_endpoint = "net.imagej:imagej"
+# The default (null) will use the latest version of ImageJ2, downloading it if needed.
+imagej_directory_or_endpoint: 'net.imagej:imagej'
 
 # This can be used to identify whether transferred data between ImageJ2 and napari
 # should be selected via activation or by user selection via a dialog.
 # By default, the active layer/window is chosen for transfer between applications.
 # By setting this value to false, a popup will be shown instead.
-choose_active_layer = true
+choose_active_layer: true

src/napari_imagej/java.py

@@ -26,7 +26,7 @@
 from jpype import JClass
 from scyjava import config, jimport
 
-from napari_imagej.settings import preferences
+from napari_imagej import settings
 from napari_imagej.utilities.logging import log_debug
 
 # -- ImageJ API -- #
@@ -74,14 +74,14 @@ def _imagej_init():
     log_debug("Completed JVM Configuration")
 
     # Configure PyImageJ settings
-    settings = {
-        "ij_dir_or_version_or_endpoint": preferences.imagej_directory_or_endpoint,
+    ij_settings = {
+        "ij_dir_or_version_or_endpoint": settings["imagej_directory_or_endpoint"].get(),
         "mode": get_mode(),
         "add_legacy": False,
     }
 
     # Launch PyImageJ
-    _ij = imagej.init(**settings)
+    _ij = imagej.init(**ij_settings)
     log_debug(f"Initialized at version {_ij.getVersion()}")
 
     # Return the ImageJ gateway

src/napari_imagej/widgets/menu.py

@@ -14,8 +14,8 @@
 from qtpy.QtGui import QIcon, QPixmap
 from qtpy.QtWidgets import QHBoxLayout, QMessageBox, QPushButton, QWidget
 
+from napari_imagej import settings
 from napari_imagej.java import ensure_jvm_started, ij, jc, log_debug, running_headless
-from napari_imagej.settings import preferences
 from napari_imagej.utilities._module_utils import _get_layers_hack
 from napari_imagej.widgets.resources import resource_path
 
@@ -35,6 +35,9 @@ def __init__(self, viewer: Viewer):
         self.gui_button: GUIButton = GUIButton()
         self.layout().addWidget(self.gui_button)
 
+        self.settings_button: SettingsButton = SettingsButton(viewer)
+        self.layout().addWidget(self.settings_button)
+
         if running_headless():
             self.gui_button.clicked.connect(self.gui_button.disable_popup)
         else:
@@ -128,10 +131,11 @@ def __init__(self, viewer: Viewer):
         self.setEnabled(False)
         icon = QColoredSVGIcon.from_resources("long_right_arrow")
         self.setIcon(icon.colored(theme=viewer.theme))
-        self.setToolTip("Export active napari layer to ImageJ2")
-        if preferences.choose_active_layer:
+        if settings["choose_active_layer"].get():
+            self.setToolTip("Export active napari layer to ImageJ2")
             self.clicked.connect(self.send_active_layer)
         else:
+            self.setToolTip("Export napari layer to ImageJ2")
             self.clicked.connect(self.send_chosen_layer)
 
     def _set_icon(self, path: str):
@@ -173,10 +177,11 @@ def __init__(self, viewer: Viewer):
         self.setEnabled(False)
         icon = QColoredSVGIcon.from_resources("long_left_arrow")
         self.setIcon(icon.colored(theme=viewer.theme))
-        self.setToolTip("Import active ImageJ2 Dataset to napari")
-        if preferences.choose_active_layer:
+        if settings["choose_active_layer"].get():
+            self.setToolTip("Import active ImageJ2 Dataset to napari")
             self.clicked.connect(self.get_active_layer)
         else:
+            self.setToolTip("Import ImageJ2 Dataset to napari")
             self.clicked.connect(self.get_chosen_layer)
 
     def _set_icon(self, path: str):
@@ -281,3 +286,32 @@ def disable_popup(self):
         msg.setTextFormat(Qt.RichText)
         msg.setTextInteractionFlags(Qt.TextBrowserInteraction)
         msg.exec()
+
+
+class SettingsButton(QPushButton):
+    def __init__(self, viewer: Viewer):
+        super().__init__()
+        self.viewer = viewer
+
+        icon = QColoredSVGIcon(resource_path("gear"))
+        self.setIcon(icon.colored(theme=viewer.theme))
+
+        self.clicked.connect(self._update_settings)
+
+    def _update_settings(self):
+        args = {}
+        for k, v in settings.items():
+            args[k] = {}
+            args[k]["value"] = v.get()
+        choices = request_values(title="napari-imagej Settings", values=args)
+        if choices is not None:
+            any_changed = False
+            for k, v in choices.items():
+                if v != settings[k].get():
+                    any_changed = True
+                settings[k].set(v)
+
+            if any_changed:
+                output = settings.dump()
+                with open(settings.user_config_path(), "w") as f:
+                    f.write(output)