gir: Add GObject Introspection generation

Author: mjakeman

demo/main.c

@@ -60,7 +60,7 @@ int main(int argc, char **argv)
     app = gtk_application_new("com.mattjakeman.LibWebGTK", G_APPLICATION_DEFAULT_FLAGS);
 
     gtk_init();
-    webembed_init();
+    web_embed_init();
 
     g_signal_connect(app, "activate", G_CALLBACK (on_activate), NULL);
 

src/CMakeLists.txt

@@ -21,6 +21,11 @@ set(SOURCES
         Embed/webembed.cpp
 )
 
+set(EMBED
+        "Embed/webcontentview.h"
+        "Embed/webembed.h"
+)
+
 add_library(webembed ${SOURCES})
 
 set(DEPS ${GTK4_LIBRARIES} LibCore LibFileSystem LibGfx LibGUI LibIPC LibJS LibMain LibWeb LibWebView LibSQL LibWebSocket LibCrypto LibGemini LibHTTP LibTLS LibDiff)
@@ -42,4 +47,55 @@ add_subdirectory(SQLServer)
 add_subdirectory(WebContent)
 add_subdirectory(WebDriver)
 
-add_dependencies(webembed SQLServer WebContent WebDriver)
+add_dependencies(webembed SQLServer WebContent WebDriver)
+
+# Loosely inspired by HarfBuzz's Build System
+# Licensed under the "Old" MIT License
+set(INTROSPECTION ON)
+if (INTROSPECTION)
+    find_package(PkgConfig)
+    pkg_check_modules(GOBJECT_INTROSPECTION QUIET gobject-introspection-1.0)
+
+    find_program(G_IR_SCANNER g-ir-scanner
+            HINTS ${PC_g_ir_scanner}
+    )
+
+    find_program(G_IR_COMPILER g-ir-compiler
+            HINTS ${PC_g_ir_compiler}
+    )
+
+    set(G_IR_SCANNER_CMD "${G_IR_SCANNER}")
+    set(web_libpath "$<TARGET_FILE_DIR:webembed>")
+
+    add_custom_command (
+            TARGET webembed
+            WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+            POST_BUILD
+            COMMAND ${G_IR_SCANNER_CMD}
+            --warn-all --no-libtool --verbose
+            --namespace=Web
+            --nsversion=0.0
+            --identifier-prefix=Web
+            --symbol-prefix=web_
+            --include GObject-2.0
+            --include Gtk-4.0
+            --pkg-export=webembed
+            --library=webembed
+            -L${web_libpath}
+            ${GTK4_CFLAGS}
+            ${EMBED}
+            -o ${web_libpath}/Web-0.0.gir
+            DEPENDS webembed
+    )
+
+    add_custom_command (
+            TARGET webembed
+            POST_BUILD
+            COMMAND "${G_IR_COMPILER}"
+            --verbose --debug
+            --includedir ${CMAKE_CURRENT_BINARY_DIR}
+            ${web_libpath}/Web-0.0.gir
+            -o ${web_libpath}/Web-0.0.typelib
+            DEPENDS ${web_libpath}/Web-0.0.gir webembed
+    )
+endif ()

src/Embed/webembed.cpp

@@ -46,7 +46,7 @@ static ErrorOr<void> handle_attached_debugger()
 
 std::unique_ptr<Core::EventLoop> event_loop_ptr;
 
-void webembed_init()
+void web_embed_init()
 {
     gtk_init();
     Gtk::init_gtkmm_internals();

src/Embed/webembed.h

@@ -10,7 +10,7 @@
 extern "C" {
 #endif
 
-void webembed_init();
+void web_embed_init();
 
 #ifdef __cplusplus
 }