Add features for each sub-module of the zng

CHANGELOG.md

@@ -1,5 +1,6 @@
 # Unreleased
 
+* Add features for each sub-module of the `zng`. This enabled compile size optimization.
 
 # 0.13.5
 

crates/zng-ext-input/Cargo.toml

@@ -11,6 +11,11 @@ repository = "https://github.com/zng-ui/zng"
 categories = ["gui"]
 keywords = ["gui", "ui", "user-interface", "zng"]
 
+[features]
+default = []
+# Enable drag&drop.
+drag_drop = []
+
 [dependencies]
 zng-app-context = { path = "../zng-app-context", version = "0.5.13" }
 zng-clone-move = { path = "../zng-clone-move", version = "0.2.5" }

crates/zng-ext-input/src/drag_drop.rs

@@ -1,3 +1,5 @@
+#![cfg(feature = "drag_drop")]
+
 //! Drag & drop gesture events and service.
 
 use std::{mem, sync::Arc};

crates/zng-wgt-input/Cargo.toml

@@ -11,6 +11,12 @@ repository = "https://github.com/zng-ui/zng"
 categories = ["gui"]
 keywords = ["gui", "ui", "user-interface", "zng"]
 
+[features]
+default = []
+
+# Enable drag&drop.
+drag_drop = ["zng-ext-input/drag_drop"]
+
 [dependencies]
 zng-wgt = { path = "../zng-wgt", version = "0.6.4" }
 zng-wgt-transform = { path = "../zng-wgt-transform", version = "0.3.4" }

crates/zng-wgt-input/src/drag_drop.rs

@@ -1,4 +1,6 @@
-//! Drag& drop properties, event properties.
+#![cfg(feature = "drag_drop")]
+
+//! Drag&drop properties, event properties.
 
 use zng_ext_input::drag_drop::{
     DragEndArgs, DragHoveredArgs, DragStartArgs, DropArgs, WidgetInfoBuilderDragDropExt as _, DRAG_END_EVENT, DRAG_HOVERED_EVENT,

crates/zng/Cargo.toml

@@ -12,7 +12,39 @@ categories = ["gui"]
 keywords = ["gui", "ui", "user-interface", "zng"]
 
 [features]
-default = ["ipc", "debug_default", "view_software", "crash_handler"]
+default = [
+    "ipc", 
+    "debug_default", 
+    "view_software", 
+    "crash_handler",
+    "crash_handler_debug",
+    "window", 
+    "third_party", 
+    "third_party_default",
+    "checkerboard",
+    "clipboard",
+    "color_filter",
+    "config",
+    "data_context",
+    "data_view",
+    "dialog",
+    "drag_drop",
+    "fs_watcher",
+    "grid",
+    "image",
+    "markdown",
+    "menu",
+    "progress",
+    "rule_line",
+    "scroll",
+    "slider",
+    "toggle",
+    "stack",
+    "text_input",
+    "tooltip",
+    "undo",
+    "wrap",
+]
 
 # Include the default view-process implementation.
 #
@@ -101,7 +133,10 @@ single_instance = ["dep:zng-ext-single-instance"]
 # Builds with this feature spawn a crash monitor-process for each app-process.
 #
 # Only enables in `not(any(target_arch = "wasm32", target_os = "android"))` builds.
-crash_handler = ["zng-app/crash_handler", "zng-wgt-inspector/crash_handler"]
+crash_handler = ["zng-app/crash_handler"]
+
+# Enable debug crash handler view.
+crash_handler_debug = ["zng-wgt-inspector/crash_handler", "window"]
 
 # Instrument every widget outer-most node to trace UI methods.
 trace_widget = ["zng-app/trace_widget", "zng-wgt-style/trace_widget"]
@@ -195,6 +230,89 @@ android_game_activity = ["zng-view?/android_game_activity"]
 # See `https://docs.rs/winit/latest/winit/platform/android/` for more details. 
 android_native_activity = ["zng-view?/android_native_activity"]
 
+# Enable window, monitor services, widgets and properties.
+window = ["dep:zng-ext-window", "dep:zng-wgt-window"]
+
+# Enable third-party license service and types.
+third_party = []
+
+# Enable default third-party licenses default view.
+third_party_default = ["window"]
+
+# Enable ANSI text widget.
+#
+# Not enabled by default.
+ansi_text = ["dep:zng-wgt-ansi-text"]
+
+# Enable checkerboard widget.
+checkerboard = ["dep:zng-wgt-checkerboard"]
+
+# Enable clipboard service.
+clipboard = ["dep:zng-ext-clipboard"]
+
+# Enable color filter properties.
+color_filter = ["dep:zng-wgt-filter"]
+
+# Enable file system watcher service.
+fs_watcher = ["dep:zng-ext-fs-watcher"]
+
+# Enable the configuration service.
+config = ["dep:zng-ext-config"]
+
+# Enable data context service and properties.
+data_context = ["dep:zng-wgt-data"]
+
+# Enable data view widget.
+data_view = ["dep:zng-wgt-data-view"]
+
+# Enable modal dialog overlay widget and service.
+dialog = ["dep:zng-wgt-dialog"]
+
+# Enable drag&drop.
+drag_drop = ["zng-ext-input/drag_drop", "zng-wgt-input/drag_drop"]
+
+# Enable grid widget.
+grid = ["dep:zng-wgt-grid"]
+
+# Enable image service and widget.
+image = ["dep:zng-ext-image", "dep:zng-wgt-image"]
+
+# Enable markdown widget.
+markdown = ["dep:zng-wgt-markdown"]
+
+# Enable menu widgets.
+menu = ["dep:zng-wgt-menu"]
+
+# Enable progress indicator widgets.
+progress = ["dep:zng-wgt-progress"]
+
+# Enable rule line widgets.
+rule_line = ["dep:zng-wgt-rule-line"]
+
+# Enable scroll widget.
+scroll = ["dep:zng-wgt-scroll"]
+
+# Enable toggle widgets.
+toggle = ["dep:zng-wgt-toggle"]
+
+# Enable slider widget.
+slider = ["dep:zng-wgt-slider"]
+
+# Enable stack widget.
+stack = ["dep:zng-wgt-stack"]
+
+# Enable text input widgets.
+text_input = ["dep:zng-wgt-text-input"]
+
+# Enable tooltip widget.
+tooltip = ["dep:zng-wgt-tooltip"]
+
+# Enable undo/redo service.
+undo = ["dep:zng-ext-undo", "dep:zng-wgt-undo-history", "dep:zng-wgt-undo"]
+
+# Enable wrap widget.
+wrap = ["dep:zng-wgt-wrap"]
+
 [dependencies]
 # foundation
 zng-clone-move = { path = "../zng-clone-move", version = "0.2.5" }
@@ -210,55 +328,55 @@ zng-unique-id = { path = "../zng-unique-id", version = "0.4.8" }
 
 # app
 zng-app = { path = "../zng-app", version = "0.14.4", default-features = false }
-zng-ext-fs-watcher = { path = "../zng-ext-fs-watcher", version = "0.3.4" }
-zng-ext-config = { path = "../zng-ext-config", version = "0.4.4", default-features = false }
+zng-ext-fs-watcher = { path = "../zng-ext-fs-watcher", version = "0.3.4", optional = true }
+zng-ext-config = { path = "../zng-ext-config", version = "0.4.4", default-features = false, optional = true }
 zng-ext-font = { path = "../zng-ext-font", version = "0.5.5" }
 zng-ext-l10n = { path = "../zng-ext-l10n", version = "0.6.4", features = ["tar"] }
-zng-ext-image = { path = "../zng-ext-image", version = "0.3.4" }
+zng-ext-image = { path = "../zng-ext-image", version = "0.3.4", optional = true }
 zng-ext-svg = { path = "../zng-ext-svg", version = "0.2.4", optional = true }
-zng-ext-clipboard = { path = "../zng-ext-clipboard", version = "0.3.4" }
-zng-ext-window = { path = "../zng-ext-window", version = "0.4.4" }
+zng-ext-clipboard = { path = "../zng-ext-clipboard", version = "0.3.4", optional = true }
+zng-ext-window = { path = "../zng-ext-window", version = "0.4.4", optional = true }
 zng-ext-input = { path = "../zng-ext-input", version = "0.6.4" }
-zng-ext-undo = { path = "../zng-ext-undo", version = "0.3.4" }
+zng-ext-undo = { path = "../zng-ext-undo", version = "0.3.4", optional = true }
 zng-ext-hot-reload = { path = "../zng-ext-hot-reload", version = "0.2.4", optional = true }
 
 # widgets
 zng-wgt = { path = "../zng-wgt", version = "0.6.4" }
 zng-wgt-access = { path = "../zng-wgt-access", version = "0.3.4" }
 zng-wgt-transform = { path = "../zng-wgt-transform", version = "0.3.4" }
 zng-wgt-input = { path = "../zng-wgt-input", version = "0.3.4" }
-zng-wgt-data = { path = "../zng-wgt-data", version = "0.3.4" }
-zng-wgt-filter = { path = "../zng-wgt-filter", version = "0.3.4" }
+zng-wgt-data = { path = "../zng-wgt-data", version = "0.3.4", optional = true }
+zng-wgt-filter = { path = "../zng-wgt-filter", version = "0.3.4", optional = true }
 zng-wgt-size-offset = { path = "../zng-wgt-size-offset", version = "0.3.4" }
 zng-wgt-container = { path = "../zng-wgt-container", version = "0.5.4" }
-zng-wgt-undo = { path = "../zng-wgt-undo", version = "0.3.4" }
-zng-wgt-data-view = { path = "../zng-wgt-data-view", version = "0.4.4" }
+zng-wgt-undo = { path = "../zng-wgt-undo", version = "0.3.4", optional = true }
+zng-wgt-data-view = { path = "../zng-wgt-data-view", version = "0.4.4", optional = true }
 zng-wgt-fill = { path = "../zng-wgt-fill", version = "0.3.4" }
 zng-wgt-style = { path = "../zng-wgt-style", version = "0.4.4" }
-zng-wgt-checkerboard = { path = "../zng-wgt-checkerboard", version = "0.4.4" }
-zng-wgt-window = { path = "../zng-wgt-window", version = "0.7.5" }
+zng-wgt-checkerboard = { path = "../zng-wgt-checkerboard", version = "0.4.4", optional = true }
+zng-wgt-window = { path = "../zng-wgt-window", version = "0.7.5", optional = true }
 zng-wgt-layer = { path = "../zng-wgt-layer", version = "0.4.4" }
-zng-wgt-undo-history = { path = "../zng-wgt-undo-history", version = "0.4.5" }
-zng-wgt-image = { path = "../zng-wgt-image", version = "0.4.5" }
+zng-wgt-undo-history = { path = "../zng-wgt-undo-history", version = "0.4.5", optional = true }
+zng-wgt-image = { path = "../zng-wgt-image", version = "0.4.5", optional = true }
 zng-wgt-text = { path = "../zng-wgt-text", version = "0.5.5" }
-zng-wgt-text-input = { path = "../zng-wgt-text-input", version = "0.5.5" }
+zng-wgt-text-input = { path = "../zng-wgt-text-input", version = "0.5.5", optional = true }
 zng-wgt-button = { path = "../zng-wgt-button", version = "0.5.5" }
-zng-wgt-stack = { path = "../zng-wgt-stack", version = "0.4.4" }
+zng-wgt-stack = { path = "../zng-wgt-stack", version = "0.4.4", optional = true }
 zng-wgt-panel = { path = "../zng-wgt-panel", version = "0.4.5" }
-zng-wgt-grid = { path = "../zng-wgt-grid", version = "0.4.4" }
-zng-wgt-wrap = { path = "../zng-wgt-wrap", version = "0.4.5" }
-zng-wgt-rule-line = { path = "../zng-wgt-rule-line", version = "0.4.5" }
-zng-wgt-toggle = { path = "../zng-wgt-toggle", version = "0.4.5" }
-zng-wgt-menu = { path = "../zng-wgt-menu", version = "0.4.5" }
-zng-wgt-scroll = { path = "../zng-wgt-scroll", version = "0.5.4" }
-zng-wgt-ansi-text = { path = "../zng-wgt-ansi-text", version = "0.4.5" }
-zng-wgt-tooltip = { path = "../zng-wgt-tooltip", version = "0.5.5" }
-zng-wgt-markdown = { path = "../zng-wgt-markdown", version = "0.4.5" }
+zng-wgt-grid = { path = "../zng-wgt-grid", version = "0.4.4", optional = true }
+zng-wgt-wrap = { path = "../zng-wgt-wrap", version = "0.4.5", optional = true }
+zng-wgt-rule-line = { path = "../zng-wgt-rule-line", version = "0.4.5", optional = true }
+zng-wgt-toggle = { path = "../zng-wgt-toggle", version = "0.4.5", optional = true }
+zng-wgt-menu = { path = "../zng-wgt-menu", version = "0.4.5", optional = true }
+zng-wgt-scroll = { path = "../zng-wgt-scroll", version = "0.5.4", optional = true }
+zng-wgt-ansi-text = { path = "../zng-wgt-ansi-text", version = "0.4.5", optional = true }
+zng-wgt-tooltip = { path = "../zng-wgt-tooltip", version = "0.5.5", optional = true }
+zng-wgt-markdown = { path = "../zng-wgt-markdown", version = "0.4.5", optional = true }
 zng-wgt-inspector = { path = "../zng-wgt-inspector", version = "0.3.5" }
 zng-wgt-settings = { path = "../zng-wgt-settings", version = "0.2.5" }
-zng-wgt-dialog = { path = "../zng-wgt-dialog", version = "0.2.5" }
-zng-wgt-progress = { path = "../zng-wgt-progress", version = "0.2.5" }
-zng-wgt-slider = { path = "../zng-wgt-slider", version = "0.2.4" }
+zng-wgt-dialog = { path = "../zng-wgt-dialog", version = "0.2.5", optional = true }
+zng-wgt-progress = { path = "../zng-wgt-progress", version = "0.2.5", optional = true }
+zng-wgt-slider = { path = "../zng-wgt-slider", version = "0.2.4", optional = true }
 
 zng-wgt-material-icons = { path = "../zng-wgt-material-icons", version = "0.4.5", default-features = false, optional = true }
 zng-ext-single-instance = { path = "../zng-ext-single-instance", version = "0.4.4", optional = true }

crates/zng/src/ansi_text.rs

@@ -1,3 +1,5 @@
+#![cfg(feature = "ansi_text")]
+
 //! ANSI text widget.
 //!
 //! This widget displays text styled using [ANSI escape codes], commonly used to style terminal text.

crates/zng/src/app.rs

@@ -551,22 +551,33 @@ pub use zng_ext_single_instance::{AppInstanceArgs, APP_INSTANCE_EVENT};
 pub mod crash_handler {
     pub use zng_app::crash_handler::{crash_handler_config, BacktraceFrame, CrashArgs, CrashConfig, CrashError, CrashPanic};
 
+    #[cfg(feature = "crash_handler_debug")]
     pub use zng_wgt_inspector::crash_handler::debug_dialog;
 
     crash_handler_config!(|cfg| {
-        use crate::prelude::*;
         cfg.default_dialog(|args| {
             if let Some(c) = &args.dialog_crash {
                 eprintln!("DEBUG CRASH DIALOG ALSO CRASHED");
                 eprintln!("   {}", c.message());
                 eprintln!("ORIGINAL APP CRASH");
                 eprintln!("   {}", args.latest().message());
                 args.exit(0xBADC0DE)
-            }
-
-            APP.defaults()
-                .run_window(async_clmv!(args, { zng_wgt_inspector::crash_handler::debug_dialog(args) }));
+            } else {
+                #[cfg(feature = "crash_handler_debug")]
+                {
+                    use crate::prelude::*;
+                    APP.defaults()
+                        .run_window(async_clmv!(args, { zng_wgt_inspector::crash_handler::debug_dialog(args) }));
+                }
 
+                #[cfg(not(feature = "crash_handler_debug"))]
+                {
+                    eprintln!(
+                        "app crashed {}\n\nbuild with feature = \"crash_handler_debug\" to se the debug crash dialog",
+                        args.latest().message()
+                    );
+                }
+            }
             args.exit(0)
         });
     });

crates/zng/src/checkerboard.rs

@@ -1,3 +1,5 @@
+#![cfg(feature = "checkerboard")]
+
 //! Checkerboard visual widget.
 //!
 //! The widget appearance can be configured on it or in any parent widget, by default it looks like

crates/zng/src/clipboard.rs

@@ -1,3 +1,5 @@
+#![cfg(feature = "clipboard")]
+
 //! Clipboard service, commands and other types.
 //!
 //! This module provides the [`CLIPBOARD`] service and clipboard related commands and command handlers.

crates/zng/src/color.rs

@@ -115,6 +115,7 @@ pub use zng_wgt::{accent_color, base_color, color_scheme};
 pub use zng_wgt_fill::node::flood;
 
 /// Color filter types and properties.
+#[cfg(feature = "color_filter")]
 pub mod filter {
     pub use zng_color::filter::{ColorMatrix, Filter, RenderFilter};
 

crates/zng/src/config.rs

@@ -1,3 +1,5 @@
+#![cfg(feature = "config")]
+
 //! Config service, sources and other types.
 //!
 //! The configuration service [`CONFIG`] separates config using from config writing. A config
@@ -92,6 +94,7 @@ pub use zng_ext_config::{
     ReadOnlyConfig, SwapConfig, SwitchConfig, CONFIG,
 };
 
+#[cfg(feature = "window")]
 pub use zng_wgt_window::{save_state_node, SaveState};
 
 #[cfg(feature = "ron")]

crates/zng/src/data_context.rs

@@ -1,3 +1,5 @@
+#![cfg(feature = "data_context")]
+
 //! Data context service and properties.
 //!
 //! The [`data`](fn@data) property can be set on a widget to any type that can be used in variables ([`VarValue`]). The

crates/zng/src/data_view.rs

@@ -1,4 +1,6 @@
-//! Data view widgets and nodes.
+#![cfg(feature = "data_view")]
+
+//! Data view widget.
 //!
 //! The [`DataView!`](struct@DataView) widget can be used to dynamically presents data from a variable, unlike
 //! the [`widget::node::presenter`](crate::widget::node::presenter) node the generated UI can be retained

crates/zng/src/dialog.rs

@@ -1,3 +1,5 @@
+#![cfg(feature = "dialog")]
+
 //! Modal dialog overlay widget and service.
 //!
 //! The [`DIALOG`] service provides custom and modal native dialogs.

crates/zng/src/drag_drop.rs

@@ -1,3 +1,5 @@
+#![cfg(feature = "drag_drop")]
+
 //! Drag&drop service, types and events.
 //!
 //! The example below defines a window that shows the current dragging data that has entered any of the app windows.

crates/zng/src/fs_watcher.rs

@@ -1,3 +1,5 @@
+#![cfg(feature = "fs_watcher")]
+
 //! File system watcher service and other types.
 //!
 //! The [`WATCHER`] service can be used to get notifications when a file or directory is modified. It also provides

crates/zng/src/grid.rs

@@ -1,3 +1,5 @@
+#![cfg(feature = "grid")]
+
 //! Grid layout widgets.
 //!
 //! The [`Grid!`](struct@Grid) layout widget that defines a grid using column and row widgets and then size and position

crates/zng/src/image.rs

@@ -1,3 +1,5 @@
+#![cfg(feature = "image")]
+
 //! Images service, widget and other types.
 //!
 //! # Image