我使用的是带有JavaFX ContextMenu和GridPane的矩形,在GridPane上也放置有自己的ContextMenus的矩形。两个上下文菜单都在鼠标右键单击时启动。this.addEventHandler(MouseEvent.MOUSE_CLICKED, event -> { ContextMenu cm = new ContextMenu();
MenuItem n
我试图在c++中创建对象数组,但我得到了某种奇怪的错误,我不知道为什么。{ for (int i = 0; i < x; i ++) tab[i] = new Complex[y];错误是:
1>matrix.obj :错误矩阵:未解析的外部符号"public:__thiscall Complex::Comple