Step 161: add plugin API and loader

editor/src/PluginAPI.h

@@ -0,0 +1,28 @@
+#pragma once
+// Step 161: Plugin API definition
+
+#include <string>
+
+struct PluginDescriptor {
+    std::string name;
+    std::string version;
+    std::string apiVersion;
+    std::string author;
+    std::string entrySymbol;
+};
+
+struct PluginHost {
+    void* ctx = nullptr;
+    void (*registerConcept)(void* ctx, const char* name) = nullptr;
+    void (*registerGenerator)(void* ctx, const char* language) = nullptr;
+    void (*registerGrammar)(void* ctx, const char* language) = nullptr;
+    void (*registerAnnotation)(void* ctx, const char* name) = nullptr;
+    void (*registerPanel)(void* ctx, const char* name) = nullptr;
+    void (*registerCommand)(void* ctx, const char* commandId) = nullptr;
+    void (*registerKeybinding)(void* ctx, const char* commandId,
+                               const char* keybinding) = nullptr;
+};
+
+using PluginInitFn = bool (*)(const PluginHost* host,
+                              PluginDescriptor* outDescriptor);
+using PluginShutdownFn = void (*)();