/**
* @brief Allocate a node into the UI memory
* @note It's not a dynamic memory allocation. Please only use it at the loading time
* @todo Assert out when we are not in parsing/loading stage
* @param[in] name Name of the new node, else nullptr if we don't want to edit it.
* @param[in] type Name of the node behavior
* @param[in] isDynamic Allocate a node in static or dynamic memory
* @todo This method can be merged with UI_AllocNodeWithoutNew. Since all nodes are dynamic, there is no
* real reason to distinguish between types of allocation.
*/
uiNode_t* UI_AllocNode (const char* name, const char* type, bool isDynamic)
{
uiNode_t* node = UI_AllocNodeWithoutNew(name, type, isDynamic);
/* default initializtion */
UI_Node_InitNode(node);
/* allocate memory */
if (node->dynamic) {
UI_Node_InitNodeDynamic(node);
}
/* initialize default properties */
UI_Node_Loading(node);
return node;
}
/**
* @brief Allocate a node into the UI memory (do not call behaviour->new)
* @note It's not a dynamic memory allocation. Please only use it at the loading time
* @todo Assert out when we are not in parsing/loading stage
* @param[in] name Name of the new node, else nullptr if we don't want to edit it.
* @param[in] type Name of the node behavior
* @param[in] isDynamic Allocate a node in static or dynamic memory
*/
static uiNode_t* UI_AllocNodeWithoutNew (const char* name, const char* type, bool isDynamic)
{
uiNode_t* node;
uiBehaviour_t *behaviour;
int nodeSize;
behaviour = UI_GetNodeBehaviour(type);
if (behaviour == nullptr)
Com_Error(ERR_FATAL, "UI_AllocNodeWithoutNew: Node behaviour '%s' doesn't exist", type);
nodeSize = sizeof(*node) + behaviour->extraDataSize;
if (!isDynamic) {
void *memory = UI_AllocHunkMemory(nodeSize, STRUCT_MEMORY_ALIGN, true);
if (memory == nullptr)
Com_Error(ERR_FATAL, "UI_AllocNodeWithoutNew: No more memory to allocate a new node - increase the cvar ui_hunksize");
node = static_cast<uiNode_t*>(memory);
ui_global.numNodes++;
} else {
node = static_cast<uiNode_t*>(Mem_PoolAlloc(nodeSize, ui_dynPool, 0));
node->dynamic = true;
}
node->behaviour = behaviour;
#ifdef DEBUG
UI_Node_DebugCountWidget(node, 1);
#endif
if (UI_Node_IsAbstract(node))
Com_Error(ERR_FATAL, "UI_AllocNodeWithoutNew: Node behavior '%s' is abstract. We can't instantiate it.", type);
if (name != nullptr) {
Q_strncpyz(node->name, name, sizeof(node->name));
if (strlen(node->name) != strlen(name))
Com_Printf("UI_AllocNodeWithoutNew: Node name \"%s\" truncated. New name is \"%s\"\n", name, node->name);
}
/* initialize default properties */
UI_Node_Loading(node);
return node;
}