libreoffice support started, still broken. Some updates to how wine-access gets called.

internal/atspi/libreoffice_native.go

@@ -0,0 +1,148 @@
+// Copyright (c) 2026 Storm Dragon
+// Authors: Storm Dragon, Angus Kola
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package atspi
+
+/*
+#include "adapter_native.h"
+*/
+import "C"
+
+import "unsafe"
+
+// libreOfficeFocusTarget resolves only a Calc editor's direct text children.
+// F2 focuses its temporary panel; the paragraph can appear later, on typing.
+// The callback owns and releases the returned reference. No sheet is walked.
+func (adapter *Adapter) libreOfficeFocusTarget(event *C.AtspiEvent, eventType string) *C.AtspiAccessible {
+	if eventType != FocusEvent && eventType != FocusedStateEvent ||
+		!IsLibreOfficeProcess(adapter.applicationProcess(event.source)) {
+		return nil
+	}
+	role := C.atspi_accessible_get_role(event.source, nil)
+	if role == C.ATSPI_ROLE_TABLE {
+		parent := C.atspi_accessible_get_parent(event.source, nil)
+		if parent != nil {
+			if C.atspi_accessible_get_role(parent, nil) == C.ATSPI_ROLE_DOCUMENT_SPREADSHEET {
+				// Orca clears stale table state around Calc focus transitions.
+				C.atspi_accessible_clear_cache_single(event.source)
+			}
+			C.g_object_unref(C.gpointer(parent))
+		}
+		return nil
+	}
+	if role != C.ATSPI_ROLE_PANEL && role != C.ATSPI_ROLE_EXTENDED {
+		return nil
+	}
+	parent := C.atspi_accessible_get_parent(event.source, nil)
+	if parent == nil {
+		return nil
+	}
+	spreadsheet := C.atspi_accessible_get_role(parent, nil) == C.ATSPI_ROLE_DOCUMENT_SPREADSHEET
+	C.g_object_unref(C.gpointer(parent))
+	if !spreadsheet {
+		return nil
+	}
+	count := min(int(C.atspi_accessible_get_child_count(event.source, nil)), 4)
+	for index := 0; index < count; index++ {
+		child := C.atspi_accessible_get_child_at_index(event.source, C.gint(index), nil)
+		if child == nil {
+			continue
+		}
+		states := C.atspi_accessible_get_state_set(child)
+		focused := states != nil && C.atspi_state_set_contains(states, C.ATSPI_STATE_FOCUSED) != 0 &&
+			C.atspi_state_set_contains(states, C.ATSPI_STATE_DEFUNCT) == 0
+		if states != nil {
+			C.g_object_unref(C.gpointer(states))
+		}
+		if focused && C.atspi_accessible_get_role(child, nil) == C.ATSPI_ROLE_PARAGRAPH {
+			return child
+		}
+		C.g_object_unref(C.gpointer(child))
+	}
+	return nil
+}
+
+func captureLibreOfficeContext(source *C.AtspiAccessible, snapshot *Snapshot) {
+	if !IsLibreOfficeProcess(snapshot.ApplicationProcess) || snapshot.Defunct {
+		return
+	}
+	switch snapshot.Role {
+	case "table", "table cell", "paragraph", "panel", "extended":
+	default:
+		return
+	}
+	context := LibreOfficeContext{}
+	parentRole := C.AtspiRole(C.ATSPI_ROLE_INVALID)
+	grandparentRole := C.AtspiRole(C.ATSPI_ROLE_INVALID)
+	current := (*C.AtspiAccessible)(C.g_object_ref(C.gpointer(source)))
+	for depth := 0; current != nil && depth < 32; depth++ {
+		role := C.atspi_accessible_get_role(current, nil)
+		if depth == 1 {
+			parentRole = role
+			context.EditorParent = nativeObjectID(current)
+		}
+		if depth == 2 {
+			grandparentRole = role
+		}
+		if role == C.ATSPI_ROLE_TABLE {
+			states := C.atspi_accessible_get_state_set(current)
+			if states != nil {
+				context.ContainerFocused = C.atspi_state_set_contains(states, C.ATSPI_STATE_FOCUSED) != 0
+				C.g_object_unref(C.gpointer(states))
+			}
+		}
+		if role == C.ATSPI_ROLE_DOCUMENT_SPREADSHEET {
+			context.InSpreadsheet = true
+			C.g_object_unref(C.gpointer(current))
+			current = nil
+			break
+		}
+		if role == C.ATSPI_ROLE_FRAME || role == C.ATSPI_ROLE_DIALOG || role == C.ATSPI_ROLE_APPLICATION {
+			C.g_object_unref(C.gpointer(current))
+			current = nil
+			break
+		}
+		parent := C.atspi_accessible_get_parent(current, nil)
+		C.g_object_unref(C.gpointer(current))
+		current = parent
+	}
+	if current != nil {
+		C.g_object_unref(C.gpointer(current))
+	}
+	if !context.InSpreadsheet {
+		return
+	}
+	context.Cell = snapshot.Role == "table cell"
+	context.CellEditor = (snapshot.Role == "panel" || snapshot.Role == "extended") &&
+		parentRole == C.ATSPI_ROLE_DOCUMENT_SPREADSHEET ||
+		snapshot.Role == "paragraph" && (parentRole == C.ATSPI_ROLE_PANEL || parentRole == C.ATSPI_ROLE_EXTENDED) &&
+			grandparentRole == C.ATSPI_ROLE_DOCUMENT_SPREADSHEET
+	if context.Cell {
+		context.Coordinates = snapshot.Name
+		attributes := C.atspi_accessible_get_attributes(source, nil)
+		if attributes != nil {
+			columnKey, rowKey := C.CString("colindextext"), C.CString("rowindextext")
+			column := C.GoString((*C.gchar)(C.g_hash_table_lookup(attributes, C.gconstpointer(columnKey))))
+			row := C.GoString((*C.gchar)(C.g_hash_table_lookup(attributes, C.gconstpointer(rowKey))))
+			C.free(unsafe.Pointer(columnKey))
+			C.free(unsafe.Pointer(rowKey))
+			if column != "" && row != "" {
+				context.Coordinates = sanitizeSnapshotField(column + row)
+			}
+			C.g_hash_table_unref(attributes)
+		}
+		text := C.atspi_accessible_get_text_iface(source)
+		if text != nil {
+			// Calc's value is Text, while Name is the coordinate. Cell caret
+			// offsets can be invalid, so capture contents independently.
+			length := max(0, min(int(C.atspi_text_get_character_count(text, nil)), maxSnapshotFieldLength))
+			content := C.atspi_text_get_text(text, 0, C.gint(length), nil)
+			context.CellText = sanitizeTextContext(C.GoString(content))
+			C.g_free(C.gpointer(content))
+			C.g_object_unref(C.gpointer(text))
+		}
+	}
+	snapshot.Spreadsheet = true
+	snapshot.LibreOffice = &context
+}