Initial Commit

The initial commit of gnome-image-viewer.
Things are in an MVP state, with image viewing and
opening from the desktop functional. We also can
open images externally, print them, and set them as
backgrounds.

src/meson.build

@@ -0,0 +1,43 @@
+configure_file(
+    input: 'config.rs.in',
+    output: 'config.rs',
+    configuration: conf
+)
+
+# Copy the config.rs output to the source directory.
+run_command(
+  'cp',
+  join_paths(meson.build_root(), 'src', 'config.rs'),
+  join_paths(meson.source_root(), 'src', 'config.rs'),
+  check: true
+)
+
+rust_sources = files(
+  'widgets/image_view.rs',
+  'widgets/mod.rs',
+  'application.rs',
+  'config.rs',
+  'main.rs',
+  'window.rs',
+)
+
+sources = [cargo_sources, rust_sources]
+
+cargo_script = find_program(join_paths(meson.source_root(), 'build-aux/cargo.sh'))
+cargo_release = custom_target(
+  'cargo-build',
+  build_by_default: true,
+  input: sources,
+  output: meson.project_name(),
+  console: true,
+  install: true,
+  install_dir: get_option('bindir'),
+  command: [
+    cargo_script,
+    meson.build_root(),
+    meson.source_root(),
+    '@OUTPUT@',
+    get_option('buildtype'),
+    meson.project_name(),
+  ]
+)