/**
* @brief Manage the DND when we move the mouse
*/
static void UI_DNDMouseMove (int mousePosX, int mousePosY)
{
uiNode_t* node = UI_GetNodeAtPosition(mousePosX, mousePosY);
if (node != targetNode) {
if (nodeAcceptDND && targetNode) {
UI_Node_DndLeave(targetNode);
}
targetNode = node;
if (targetNode) {
nodeAcceptDND = UI_Node_DndEnter(targetNode);
}
}
if (targetNode == nullptr) {
nodeAcceptDND = false;
positionAcceptDND = false;
return;
}
if (!nodeAcceptDND) {
positionAcceptDND = false;
return;
}
positionAcceptDND = UI_Node_DndMove(targetNode, mousePosX, mousePosY);
}
void uiEditorNode::drawOverWindow (uiNode_t* node)
{
uiNode_t* hovered = nullptr;
if (UI_GetMouseCapture() != node) {
if (anchoredNode)
UI_EditorNodeHighlightNode(anchoredNode, red, false);
return;
}
if (dragStatus == ZONE_NONE) {
#if 0 /* it does nothing, remember why we need that... */
if (anchoredNode)
UI_EditorNodeGetElementAtPosition(anchoredNode, mousePosX, mousePosY);
#endif
hovered = UI_GetNodeAtPosition(mousePosX, mousePosY);
/* do not edit node from editor window */
if (hovered && hovered->root == node->root)
hovered = nullptr;
}
if (hovered && hovered != anchoredNode)
UI_EditorNodeHighlightNode(hovered, grey, true);
if (anchoredNode)
UI_EditorNodeHighlightNode(anchoredNode, red, true);
}
void uiEditorNode::onMouseDown (uiNode_t* node, int x, int y, int button)
{
uiNode_t* hovered;
if (UI_GetMouseCapture() != node)
return;
if (button != K_MOUSE1)
return;
hovered = UI_GetNodeAtPosition(mousePosX, mousePosY);
/* stop the capture */
if (hovered && hovered->root == node->root) {
UI_MouseRelease();
return;
}
if (hovered == anchoredNode)
hovered = nullptr;
if (anchoredNode) {
dragStatus = UI_EditorNodeGetElementAtPosition(anchoredNode, x, y);
if (dragStatus == ZONE_BODY) {
if (hovered == nullptr) {
startX = x;
startY = y;
return;
}
} else if (dragStatus != ZONE_NONE) {
startX = x;
startY = y;
return;
}
}
/* select the node */
UI_EditorNodeSelectNode(node, hovered);
}
/**
* @brief Is called every time the mouse position change
*/
void UI_MouseMove (int x, int y)
{
if (UI_DNDIsDragging())
return;
if (pressedNode && !capturedNode) {
if (pressedNodeLocationX != UI_STARTDRAG_ALREADY_SENT) {
UI_TimerStop(longPressTimer);
int dist = abs(pressedNodeLocationX - x) + abs(pressedNodeLocationY - y);
if (dist > 4) {
uiNode_t* node = pressedNode;
while (node) {
if (UI_Node_StartDragging(node, pressedNodeLocationX, pressedNodeLocationY, x, y, pressedNodeButton))
break;
node = node->parent;
}
pressedNodeLocationX = UI_STARTDRAG_ALREADY_SENT;
}
}
}
/* send the captured move mouse event */
if (capturedNode) {
UI_Node_CapturedMouseMove(capturedNode, x, y);
return;
}
hoveredNode = UI_GetNodeAtPosition(x, y);
/* update houvered node by sending messages */
if (oldHoveredNode != hoveredNode) {
uiNode_t* commonNode = hoveredNode;
uiNode_t* node;
/* search the common node */
while (commonNode) {
node = oldHoveredNode;
while (node) {
if (node == commonNode)
break;
node = node->parent;
}
if (node != nullptr)
break;
commonNode = commonNode->parent;
}
/* send 'leave' event from old node to common node */
node = oldHoveredNode;
while (node != commonNode) {
UI_Node_MouseLeave(node);
node = node->parent;
}
if (oldHoveredNode)
oldHoveredNode->state = false;
/* send 'enter' event from common node to new node */
while (commonNode != hoveredNode) {
/** @todo we can remove that loop with an array allocation */
node = hoveredNode;
while (node->parent != commonNode)
node = node->parent;
commonNode = node;
UI_Node_MouseEnter(node);
}
if (hoveredNode) {
hoveredNode->state = true;
UI_Node_MouseEnter(node);
}
}
oldHoveredNode = hoveredNode;
/* send the move event */
if (hoveredNode)
UI_Node_MouseMove(hoveredNode, x, y);
}
