Send profvis output to editor

crates/amalthea/src/comm/connections_comm.rs

@@ -18,7 +18,12 @@ pub struct ObjectSchema {
 	pub name: String,
 
 	/// The object type (table, catalog, schema)
-	pub kind: String
+	pub kind: String,
+
+	/// Indicates if the object has children that can be listed. This property
+	/// is optional and when omitted, it is assumed that the object may have
+	/// children unless its kind is 'field'.
+	pub has_children: Option<bool>
 }
 
 /// FieldSchema in Schemas

crates/amalthea/src/comm/ui_comm.rs

@@ -98,6 +98,17 @@ pub struct Range {
 	pub end: Position
 }
 
+/// Source information for preview content
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
+pub struct PreviewSource {
+	/// The type of source that opened the preview
+	#[serde(rename = "type")]
+	pub preview_source_type: PreviewSourceType,
+
+	/// The ID of the source (session_id or terminal process ID)
+	pub id: String
+}
+
 /// Possible values for Kind in OpenEditor
 #[derive(Clone, Debug, Serialize, Deserialize, PartialEq, strum_macros::Display, strum_macros::EnumString)]
 pub enum OpenEditorKind {
@@ -110,6 +121,34 @@ pub enum OpenEditorKind {
 	Uri
 }
 
+/// Possible values for Destination in ShowHtmlFile
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, strum_macros::Display, strum_macros::EnumString)]
+pub enum ShowHtmlFileDestination {
+	#[serde(rename = "plot")]
+	#[strum(to_string = "plot")]
+	Plot,
+
+	#[serde(rename = "viewer")]
+	#[strum(to_string = "viewer")]
+	Viewer,
+
+	#[serde(rename = "editor")]
+	#[strum(to_string = "editor")]
+	Editor
+}
+
+/// Possible values for Type in PreviewSource
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, strum_macros::Display, strum_macros::EnumString)]
+pub enum PreviewSourceType {
+	#[serde(rename = "runtime")]
+	#[strum(to_string = "runtime")]
+	Runtime,
+
+	#[serde(rename = "terminal")]
+	#[strum(to_string = "terminal")]
+	Terminal
+}
+
 /// Parameters for the DidChangePlotsRenderSettings method.
 #[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub struct DidChangePlotsRenderSettingsParams {
@@ -305,6 +344,9 @@ pub struct ModifyEditorSelectionsParams {
 pub struct ShowUrlParams {
 	/// The URL to display
 	pub url: String,
+
+	/// Optional source information for the URL
+	pub source: Option<PreviewSource>,
 }
 
 /// Parameters for the ShowHtmlFile method.
@@ -317,8 +359,9 @@ pub struct ShowHtmlFileParams {
 	/// superseded by the title in the HTML file.
 	pub title: String,
 
-	/// Whether the HTML file is a plot-like object
-	pub is_plot: bool,
+	/// Where the file should be shown in Positron: as an interactive plot, in
+	/// the viewer pane, or in a new editor tab.
+	pub destination: ShowHtmlFileDestination,
 
 	/// The desired height of the HTML viewer, in pixels. The special value 0
 	/// indicates that no particular height is desired, and -1 indicates that

crates/ark/src/connections/r_connection.rs

@@ -126,6 +126,7 @@ impl RConnection {
                             .map(|(name, kind)| ObjectSchema {
                                 name: name.clone(),
                                 kind: kind.clone(),
+                                has_children: None,
                             })
                             .collect::<Vec<_>>();
 

crates/ark/src/modules/positron/html_widgets.R

@@ -1,7 +1,7 @@
 #
 # html_widgets.R
 #
-# Copyright (C) 2023-2024 Posit Software, PBC. All rights reserved.
+# Copyright (C) 2023-2025 Posit Software, PBC. All rights reserved.
 #
 #
 #' @export
@@ -14,7 +14,7 @@
     tmp_file <- htmltools::html_print(rendered, viewer = NULL)
 
     # Guess whether this is a plot-like widget based on its sizing policy.
-    is_plot <- isTRUE(x$sizingPolicy$knitr$figure)
+    destination <- if (isTRUE(x$sizingPolicy$knitr$figure)) "plot" else "viewer"
 
     # Derive the height of the viewer pane from the sizing policy of the widget.
     height <- .ps.validate.viewer.height(x$sizingPolicy$viewer$paneHeight)
@@ -30,7 +30,7 @@
 
     # Pass the widget to the viewer. Positron will assemble the final HTML
     # document from these components.
-    .ps.Call("ps_html_viewer", tmp_file, label, height, is_plot)
+    .ps.Call("ps_html_viewer", tmp_file, label, height, destination)
 }
 
 #' @export

crates/ark/src/modules/positron/options.R

@@ -1,7 +1,7 @@
 #
 # options.R
 #
-# Copyright (C) 2023-2024 Posit Software, PBC. All rights reserved.
+# Copyright (C) 2023-2025 Posit Software, PBC. All rights reserved.
 #
 #
 
@@ -36,3 +36,16 @@ options(plumber.docs.callback = function(url) {
 options(shiny.launch.browser = function(url) {
     .ps.ui.showUrl(url)
 })
+
+# Show Profvis output in the viewer
+options(profvis.print = function(x) {
+    # Render the widget to a tag list to create standalone HTML output.
+    # (htmltools is a Profvis dependency so it's guaranteed to be available)
+    rendered <- htmltools::as.tags(x, standalone = TRUE)
+
+    # Render the HTML content to a temporary file
+    tmp_file <- htmltools::html_print(rendered, viewer = NULL)
+
+    # Pass the file to the viewer
+    .ps.Call("ps_html_viewer", tmp_file, "R Profile", -1L, "editor")
+})

crates/ark/src/ui/events.rs

@@ -108,6 +108,7 @@ pub unsafe extern "C-unwind" fn ps_ui_set_selection_ranges(ranges: SEXP) -> anyh
 pub fn send_show_url_event(url: &str) -> anyhow::Result<()> {
     let params = ShowUrlParams {
         url: url.to_string(),
+        source: None,
     };
     let event = UiFrontendEvent::ShowUrl(params);
 

crates/ark/src/viewer.rs

@@ -5,6 +5,7 @@
 //
 //
 
+use amalthea::comm::ui_comm::ShowHtmlFileDestination;
 use amalthea::comm::ui_comm::ShowHtmlFileParams;
 use amalthea::comm::ui_comm::UiFrontendEvent;
 use amalthea::socket::iopub::IOPubMessage;
@@ -53,7 +54,7 @@ pub unsafe extern "C-unwind" fn ps_html_viewer(
     url: SEXP,
     label: SEXP,
     height: SEXP,
-    is_plot: SEXP,
+    destination: SEXP,
 ) -> anyhow::Result<SEXP> {
     // Convert url to a string; note that we are only passed URLs that
     // correspond to files in the temporary directory.
@@ -76,12 +77,18 @@ pub unsafe extern "C-unwind" fn ps_html_viewer(
                     }
                 },
                 SessionMode::Console => {
-                    let is_plot = RObject::view(is_plot).to::<bool>();
-                    let is_plot = match is_plot {
-                        Ok(is_plot) => is_plot,
+                    let destination = match RObject::view(destination).to::<String>() {
+                        Ok(s) => s.parse::<ShowHtmlFileDestination>().unwrap_or_else(|_| {
+                            log::warn!(
+                                "`destination` must be one of 'plot', 'editor', or 'viewer', using 'viewer' as a fallback."
+                            );
+                            ShowHtmlFileDestination::Viewer
+                        }),
                         Err(err) => {
-                            log::warn!("Can't convert `is_plot` into a bool, using `false` as a fallback: {err:?}");
-                            false
+                            log::warn!(
+                                "Can't convert `destination` to a string, using 'viewer' as a fallback: {err}"
+                            );
+                            ShowHtmlFileDestination::Viewer
                         },
                     };
 
@@ -98,7 +105,7 @@ pub unsafe extern "C-unwind" fn ps_html_viewer(
                         path,
                         title: label,
                         height,
-                        is_plot,
+                        destination,
                     };
 
                     let event = UiFrontendEvent::ShowHtmlFile(params);

crates/ark/tests/connections.rs

@@ -70,6 +70,7 @@ fn obj(name: &str, kind: &str) -> ObjectSchema {
     ObjectSchema {
         name: String::from(name),
         kind: String::from(kind),
+        has_children: None,
     }
 }