我用fillrectangle创建了个矩形,鼠标移动上去后没有触发cleardevice()
#include<graphics.h>
#include<conio.h>
void menu()
{
initgraph(1200, 700); //加载图形化窗口
MOUSEMSG m;
m = GetMouseMsg();
HWND hWnd = GetHWnd(); //获取当前窗口句柄
LONG oldstyle = GetWindowLong(hWnd, GWL_STYLE);
SetWindowLong(hWnd, GWL_STYLE, oldstyle | WS_MAXIMIZEBOX | WS_SIZEBOX);
IMAGE image;
loadimage(&image, "D:/编程/c语言/game/Release/Test.gif");
putimage(0, 0, &image);
fillrectangle(200, 140, 600, 160);
while (1)
{
if (m.x >= 200 && m.x <= 600 && m.y >= 140 && m.y <= 160){//检测鼠标的位置 是否满足条件
cleardevice();
}
}
closegraph();
}
int main()
{
void menu();
menu();
}