Updated App

calculator/.gitignore → .gitignore

@@ -44,6 +44,7 @@ lib64/
 parts/
 sdist/
 var/
+*.dist-info/
 *.egg-info/
 .installed.cfg
 *.egg
@@ -57,10 +58,5 @@ var/
 ## mpeltonen/sbt-idea plugin
 .idea_modules/
 
-# Briefcase build directories
-iOS/
-macOS/
-windows/
-android/
-linux/
-django/
+# Briefcase log files
+logs/

pyproject.toml

@@ -0,0 +1,149 @@
+[tool.briefcase]
+project_name = "Calculator"
+bundle = "com.abirshandilya.calculator"
+version = "0.0.1"
+url = "https://abirshandilya.com/calculator"
+license = "BSD license"
+author = 'Abir Shandilya'
+author_email = "abirshandilya@gmail.com"
+
+[tool.briefcase.app.calculator]
+formal_name = "Calculator"
+description = "A basic calculator beeware application"
+long_description = """More details about the app should go here.
+"""
+icon = "src/calculator/resources/calculator"
+sources = ['src/calculator',]
+test_sources = [
+    "tests",
+]
+requires = []
+test_requires = [
+    "pytest",
+]
+
+
+[tool.briefcase.app.calculator.macOS]
+requires = [
+    "toga-cocoa~=0.4.8",
+    "std-nslog~=1.0.0"
+]
+
+[tool.briefcase.app.calculator.linux]
+requires = [
+    "toga-gtk~=0.4.8",
+]
+
+[tool.briefcase.app.calculator.linux.system.debian]
+system_requires = [
+    # Needed to compile pycairo wheel
+    "libcairo2-dev",
+    # Needed to compile PyGObject wheel
+    "libgirepository1.0-dev",
+]
+
+system_runtime_requires = [
+    # Needed to provide GTK
+    "libgtk-3-0",
+    # Needed to provide GI bindings to GTK
+    "libgirepository-1.0-1",
+    "gir1.2-gtk-3.0",
+    # Needed to provide WebKit2 at runtime
+    # "libwebkit2gtk-4.0-37",
+    # "gir1.2-webkit2-4.0",
+]
+
+[tool.briefcase.app.calculator.linux.system.rhel]
+system_requires = [
+    # Needed to compile pycairo wheel
+    "cairo-gobject-devel",
+    # Needed to compile PyGObject wheel
+    "gobject-introspection-devel",
+]
+
+system_runtime_requires = [
+    # Needed to support Python bindings to GTK
+    "gobject-introspection",
+    # Needed to provide GTK
+    "gtk3",
+    # Needed to provide WebKit2 at runtime
+    # "webkit2gtk3",
+]
+
+[tool.briefcase.app.calculator.linux.system.arch]
+system_requires = [
+    # Needed to compile pycairo wheel
+    "cairo",
+    # Needed to compile PyGObject wheel
+    "gobject-introspection",
+    # Runtime dependencies that need to exist so that the
+    # Arch package passes final validation.
+    # Needed to provide GTK
+    "gtk3",
+    # Dependencies that GTK looks for at runtime
+    "libcanberra",
+    # Needed to provide WebKit2
+    # "webkit2gtk",
+]
+
+system_runtime_requires = [
+    # Needed to provide GTK
+    "gtk3",
+    # Needed to provide PyGObject bindings
+    "gobject-introspection-runtime",
+    # Dependencies that GTK looks for at runtime
+    "libcanberra",
+    # Needed to provide WebKit2 at runtime
+    # "webkit2gtk",
+]
+
+[tool.briefcase.app.calculator.linux.appimage]
+manylinux = "manylinux2014"
+
+system_requires = [
+    # Needed to compile pycairo wheel
+    "cairo-gobject-devel",
+    # Needed to compile PyGObject wheel
+    "gobject-introspection-devel",
+    # Needed to provide GTK
+    "gtk3-devel",
+    # Dependencies that GTK looks for at runtime, that need to be
+    # in the build environment to be picked up by linuxdeploy
+    "libcanberra-gtk3",
+    "PackageKit-gtk3-module",
+    "gvfs-client",
+    # Needed to provide WebKit2 at runtime
+    # "webkit2gtk3",
+]
+linuxdeploy_plugins = [
+    "DEPLOY_GTK_VERSION=3 gtk",
+]
+
+[tool.briefcase.app.calculator.linux.flatpak]
+flatpak_runtime = "org.gnome.Platform"
+flatpak_runtime_version = "44"
+flatpak_sdk = "org.gnome.Sdk"
+
+[tool.briefcase.app.calculator.windows]
+requires = [
+    "toga-winforms~=0.4.8",
+]
+
+# Mobile deployments
+[tool.briefcase.app.calculator.iOS]
+requires = [
+    "toga-iOS~=0.4.8",
+    "std-nslog~=1.0.0"
+]
+
+[tool.briefcase.app.calculator.android]
+requires = [
+    "toga-android~=0.4.8"
+]
+
+# Web deployments
+[tool.briefcase.app.calculator.web]
+requires = [
+    "toga-web~=0.4.8",
+]
+style_framework = "Shoelace v2.3"

calculator/src/calculator/app.py → src/calculator/app.py

@@ -108,6 +108,8 @@ def enterdata(self,widget,number):
 
     def calculate(self,widget):
         output = eval(self.input_text.value)
+        if output == "":
+            output = "ERROR!"
         self.input_text.value = output
 def main():
     return Calculator()