webview_related.go RawHistoryFolder
1package webkit
2
3/*
4#cgo pkg-config: webkitgtk-6.0 gtk4
5#include <webkit/webkit.h>
6#include <gtk/gtk.h>
7#include <stdlib.h>
8
9// create_related_web_view creates a WebView with the related-view property set
10// This is the WebKitGTK 6.0 way to share session/cookies between views (for popups)
11// The related-view property is construct-only, so it must be set during g_object_new
12static inline WebKitWebView* create_related_web_view(WebKitWebView* parent) {
13 return WEBKIT_WEB_VIEW(g_object_new(
14 WEBKIT_TYPE_WEB_VIEW,
15 "related-view", parent,
16 NULL
17 ));
18}
19*/
20import "C"
21import (
22 "log"
23 "runtime"
24 "unsafe"
25
26 webkit "github.com/diamondburned/gotk4-webkitgtk/pkg/webkit/v6"
27 coreglib "github.com/diamondburned/gotk4/pkg/core/glib"
28 "github.com/diamondburned/gotk4/pkg/glib/v2"
29 "github.com/diamondburned/gotk4/pkg/gtk/v4"
30)
31
32// NewBareRelatedWebView creates a bare gotk4 WebView with the related-view property set
33// This ensures the popup shares the same session/process context as the parent
34// The returned WebView is bare (no wrapper, no initialization) and must be initialized later
35//
36// Since gotk4-webkitgtk's wrapWebView() is internal and cannot be accessed,
37// we manually construct the WebView struct hierarchy using CGO.
38func NewBareRelatedWebView(parentView *webkit.WebView) *webkit.WebView {
39 if parentView == nil {
40 log.Printf("[webkit] NewBareRelatedWebView: parent is nil, creating unrelated WebView")
41 return webkit.NewWebView()
42 }
43
44 // Get the native C pointer from the gotk4 WebView
45 parentObj := glib.BaseObject(parentView)
46 if parentObj == nil {
47 log.Printf("[webkit] NewBareRelatedWebView: failed to get parent object, creating unrelated WebView")
48 return webkit.NewWebView()
49 }
50 parentNative := (*C.WebKitWebView)(unsafe.Pointer(parentObj.Native()))
51 if parentNative == nil {
52 log.Printf("[webkit] NewBareRelatedWebView: parent native pointer is nil, creating unrelated WebView")
53 return webkit.NewWebView()
54 }
55
56 log.Printf("[webkit] Creating bare WebView with related-view property (parent=%p)", parentNative)
57
58 // Create related WebView using CGO helper with g_object_new
59 log.Printf("[webkit] Step 3: About to call C.create_related_web_view")
60 webViewNative := C.create_related_web_view(parentNative)
61 log.Printf("[webkit] Step 4: C.create_related_web_view returned: %p", webViewNative)
62
63 if webViewNative == nil {
64 log.Printf("[webkit] NewBareRelatedWebView: C.create_related_web_view returned nil")
65 return nil
66 }
67
68 // Wrap the C object in a coreglib.Object
69 // This takes ownership of the floating reference
70 log.Printf("[webkit] Step 5: About to call coreglib.Take")
71 obj := coreglib.Take(unsafe.Pointer(webViewNative))
72 log.Printf("[webkit] Step 6: coreglib.Take succeeded, obj=%p", obj)
73
74 // Manually construct the WebView struct hierarchy
75 // WebView -> WebViewBase -> gtk.Widget -> coreglib.InitiallyUnowned -> coreglib.Object
76 //
77 // Since we cannot call the internal wrapWebView() function, we must
78 // manually construct the full struct hierarchy using the same pattern
79 // that gotk4 uses internally.
80
81 log.Printf("[webkit] Step 7: About to create gtk.Widget base")
82 // Create the gtk.Widget base
83 widget := gtk.Widget{
84 InitiallyUnowned: coreglib.InitiallyUnowned{
85 Object: obj,
86 },
87 Object: obj,
88 Accessible: gtk.Accessible{
89 Object: obj,
90 },
91 Buildable: gtk.Buildable{
92 Object: obj,
93 },
94 ConstraintTarget: gtk.ConstraintTarget{
95 Object: obj,
96 },
97 }
98 log.Printf("[webkit] Step 8: Created gtk.Widget base")
99
100 // Create the WebViewBase
101 log.Printf("[webkit] Step 9: About to create WebViewBase")
102 webViewBase := webkit.WebViewBase{
103 Widget: widget,
104 }
105 log.Printf("[webkit] Step 10: Created WebViewBase")
106
107 // Create the final WebView
108 log.Printf("[webkit] Step 11: About to create final WebView")
109 relatedView := &webkit.WebView{
110 WebViewBase: webViewBase,
111 }
112 log.Printf("[webkit] Step 12: Created final WebView: %p", relatedView)
113
114 // Ensure parentView is kept alive until after the CGO call completes
115 runtime.KeepAlive(parentView)
116
117 log.Printf("[webkit] Created bare related WebView (parent=%p)", parentNative)
118 return relatedView
119}