Added the set_selectable plugin API function

1 files changed, 19 insertions, 3 deletions

diff --git a/src/wasm_vm.rs b/src/wasm_vm.rs
index 5324ee19..acb9e013 100644
--- a/src/wasm_vm.rs
+++ b/src/wasm_vm.rs
@@ -2,19 +2,22 @@ use std::{path::PathBuf, sync::mpsc::Sender};
 use wasmer::{imports, Function, ImportObject, Store, WasmerEnv};
 use wasmer_wasi::WasiEnv;
 
-use crate::{panes::PaneId, pty_bus::PtyInstruction, SenderWithContext};
+use crate::{panes::PaneId, pty_bus::PtyInstruction, screen::ScreenInstruction, SenderWithContext};
 
 #[derive(Clone, Debug)]
 pub enum PluginInstruction {
     Load(Sender<u32>, PathBuf),
     Draw(Sender<String>, u32, usize, usize), // String buffer, plugin id, rows, cols
-    Input(PaneId, Vec<u8>),                  // pane id, input bytes
+    Input(u32, Vec<u8>),                     // plugin id, input bytes
+    GlobalInput(Vec<u8>),                    // input bytes
     Unload(u32),
     Quit,
 }
 
 #[derive(WasmerEnv, Clone)]
 pub struct PluginEnv {
+    pub plugin_id: u32,
+    pub send_screen_instructions: SenderWithContext<ScreenInstruction>,
     pub send_pty_instructions: SenderWithContext<PtyInstruction>, // FIXME: This should be a big bundle of all of the channels
     pub wasi_env: WasiEnv,
 }
@@ -24,7 +27,8 @@ pub struct PluginEnv {
 pub fn mosaic_imports(store: &Store, plugin_env: &PluginEnv) -> ImportObject {
     imports! {
         "mosaic" => {
-            "host_open_file" => Function::new_native_with_env(store, plugin_env.clone(), host_open_file)
+            "host_open_file" => Function::new_native_with_env(store, plugin_env.clone(), host_open_file),
+            "host_set_selectable" => Function::new_native_with_env(store, plugin_env.clone(), host_set_selectable),
         }
     }
 }
@@ -38,6 +42,18 @@ fn host_open_file(plugin_env: &PluginEnv) {
         .unwrap();
 }
 
+// FIXME: Think about these naming conventions – should everything be prefixed by 'host'?
+fn host_set_selectable(plugin_env: &PluginEnv, selectable: i32) {
+    let selectable = selectable != 0;
+    plugin_env
+        .send_screen_instructions
+        .send(ScreenInstruction::SetSelectable(
+            PaneId::Plugin(plugin_env.plugin_id),
+            selectable,
+        ))
+        .unwrap()
+}
+
 // Helper Functions ---------------------------------------------------------------------------------------------------
 
 // FIXME: Unwrap city