Treeview: Add API for attaching and detaching from corewindows.

2 files changed, 51 insertions, 0 deletions

diff --git a/desktop/treeview.c b/desktop/treeview.c
index c348146b8..1d0ac52a3 100644
--- a/desktop/treeview.c
+++ b/desktop/treeview.c
@@ -1422,6 +1422,35 @@ nserror treeview_create(treeview **tree,
 
 
 /* Exported interface, documented in treeview.h */
+nserror treeview_cw_attach(treeview *tree,
+		const struct core_window_callback_table *cw_t,
+		struct core_window *cw)
+{
+	assert(cw_t != NULL);
+	assert(cw != NULL);
+
+	if (tree->cw_t != NULL || tree->cw_h != NULL) {
+		LOG("Treeview already attached.");
+		return NSERROR_UNKNOWN;
+	}
+	tree->cw_t = cw_t;
+	tree->cw_h = cw;
+
+	return NSERROR_OK;
+}
+
+
+/* Exported interface, documented in treeview.h */
+nserror treeview_cw_detach(treeview *tree)
+{
+	tree->cw_t = NULL;
+	tree->cw_h = NULL;
+
+	return NSERROR_OK;
+}
+
+
+/* Exported interface, documented in treeview.h */
 nserror treeview_destroy(treeview *tree)
 {
 	int f;
diff --git a/desktop/treeview.h b/desktop/treeview.h
index abe0e568d..518f045aa 100644
--- a/desktop/treeview.h
+++ b/desktop/treeview.h
@@ -150,6 +150,28 @@ nserror treeview_create(treeview **tree,
 		struct core_window *cw, treeview_flags flags);
 
 /**
+ * Attach a treeview to a corewindow.
+ *
+ * Treeview must be detached.
+ *
+ * \param tree		Treeview object
+ * \param cw_t		Callback table for core_window containing the treeview
+ * \param cw		The core_window in which the treeview is shown
+ * \return NSERROR_OK on success, appropriate error otherwise
+ */
+nserror treeview_cw_attach(treeview *tree,
+		const struct core_window_callback_table *cw_t,
+		struct core_window *cw);
+
+/**
+ * Detach a treeview from a corewindow
+ *
+ * \param tree		Treeview object
+ * \return NSERROR_OK on success, appropriate error otherwise
+ */
+nserror treeview_cw_detach(treeview *tree);
+
+/**
  * Destroy a treeview object
  *
  * \param tree		Treeview object to destroy