script_cgo.go RawHistoryFolder

1//go:build webkit_cgo
2
3package webkit
4
5/*
6#cgo pkg-config: webkitgtk-6.0 gtk4
7#cgo CFLAGS: -I/usr/include/webkitgtk-6.0
8#include <stdlib.h>
9#include <webkit/webkit.h>
10*/
11import "C"
12
13import "unsafe"
14
15func (w *WebView) InjectScript(js string) error {
16	if w == nil || w.destroyed || w.native == nil || w.native.wv == nil {
17		return ErrNotImplemented
18	}
19	cjs := C.CString(js)
20	defer C.free(unsafe.Pointer(cjs))
21	// Fire-and-forget evaluation using the modern API
22	// length: -1 (NUL-terminated), world_name/source_uri: NULL, starting_line_number: 0
23	C.webkit_web_view_evaluate_javascript(
24		w.native.wv,
25		(*C.gchar)(cjs),
26		C.gssize(-1),
27		nil, // world_name
28		nil, // source_uri
29		nil, // cancellable
30		nil, // callback
31		nil, // user_data
32	)
33	return nil
34}
35
36// InjectScriptIntoWorld evaluates JavaScript in the specified script world.
37func (w *WebView) InjectScriptIntoWorld(js string, worldName string) error {
38	if w == nil || w.destroyed || w.native == nil || w.native.wv == nil {
39		return ErrNotImplemented
40	}
41	cjs := C.CString(js)
42	defer C.free(unsafe.Pointer(cjs))
43
44	var cworld *C.gchar
45	if worldName != "" {
46		cworld = (*C.gchar)(C.CString(worldName))
47		defer C.free(unsafe.Pointer(cworld))
48	}
49
50	// Evaluate JavaScript in the specified world
51	C.webkit_web_view_evaluate_javascript(
52		w.native.wv,
53		(*C.gchar)(cjs),
54		C.gssize(-1),
55		cworld, // world_name
56		nil,    // source_uri
57		nil,    // cancellable
58		nil,    // callback
59		nil,    // user_data
60	)
61	return nil
62}