diff --git a/src/app/commands/blocks.rs b/src/app/commands/blocks.rs
index 383fa0d1c..ee8bcab08 100644
--- a/src/app/commands/blocks.rs
+++ b/src/app/commands/blocks.rs
@@ -669,6 +669,17 @@ impl OpenCADStudio {
             "_PDFIMPORTFILE" => {
                 return Some(Task::done(Message::PdfImportPick));
             }
+            // A file named after it skips the picker.
+            cmd if cmd.starts_with("_PDFIMPORTFILE ") => {
+                let path = cmd["_PDFIMPORTFILE ".len()..].trim().trim_matches('"').to_string();
+                match std::fs::read(&path) {
+                    Ok(bytes) => {
+                        crate::scene::model::pdf_raster::register_source(&path, std::sync::Arc::new(bytes));
+                        self.open_pdf_import_file(&path);
+                    }
+                    Err(_) => self.command_line.push_error(&format!("{path} not found.")),
+                }
+            }
             "PDFCLIP" | "CLIP" => {
                 use crate::command::CadCommand;
                 let command = crate::modules::insert::pdf_clip::PdfClipCommand::new(cmd == "CLIP");
diff --git a/src/app/control/actions.rs b/src/app/control/actions.rs
index f461d1094..d6bdecaad 100644
--- a/src/app/control/actions.rs
+++ b/src/app/control/actions.rs
@@ -50,6 +50,8 @@ pub(super) const NAMES: &[&str] = &[
     "pdf_dialog_ok",
     "pdf_layer_toggle",
     "pdf_page_select",
+    "ribbon_tab",
+    "ribbon_dropdown",
     "close_document",
     "toggle_properties",
     "toggle_layers",
@@ -683,6 +685,16 @@ impl OpenCADStudio {
                 state.selected = pages;
                 return Ok(Task::none());
             }
+            // Bring a ribbon tab forward by module id ("pdf_underlay" for the
+            // contextual underlay tab).
+            "ribbon_tab" => {
+                let id = string(req, "value")?;
+                if !self.ribbon.select_by_id(id) {
+                    return Err(failure("no_tab", "No such ribbon tab"));
+                }
+                return Ok(Task::none());
+            }
+            "ribbon_dropdown" => Message::ToggleRibbonDropdown(string(req, "value")?.into()),
             "pdf_dialog_ok" => {
                 use crate::ui::window::pdf_dialogs::PdfDialogMsg;
                 Message::PdfDialog(match self.active_modal {
diff --git a/src/ui/ribbon/underlay_tab.rs b/src/ui/ribbon/underlay_tab.rs
index 31a478b5f..ec36772c3 100644
--- a/src/ui/ribbon/underlay_tab.rs
+++ b/src/ui/ribbon/underlay_tab.rs
@@ -180,6 +180,21 @@ impl Ribbon {
         self.underlay_ctx.as_mut()
     }
 
+    /// Select a tab by its module id; "pdf_underlay" is the contextual tab.
+    pub fn select_by_id(&mut self, id: &str) -> bool {
+        if id == "pdf_underlay" {
+            self.select_underlay_tab();
+            return self.underlay_tab_active;
+        }
+        match self.modules.iter().position(|m| m.id() == id) {
+            Some(index) => {
+                self.select(index);
+                true
+            }
+            None => false,
+        }
+    }
+
     pub fn select_underlay_tab(&mut self) {
         if self.underlay_ctx.is_some() {
             self.underlay_tab_active = true;