EasyX realizes button effect

#undef UNICODE		// To add , otherwise outtextxy Report errors 
#include <stdio.h>
#include <graphics.h>

int main() {
ABC:;
	MOUSEMSG m;

	initgraph(600, 600);	// Set the length and width of the window （ Along the x Shaft length , Along the y Shaft length ）

	setbkcolor(GREEN);	// Set the window background to green 


	cleardevice();	// Refresh once   Slightly equal to that system(cls), Be sure to add , Otherwise, the background color is set but cannot be updated 

	setfillcolor(LIGHTBLUE);	// Set the window fill color to blue , That is, the color of the rectangle below 

	// Distance window    On the left 30  above 300  On the left 100  high 330   A rectangle surrounded 
	fillrectangle(30, 300, 100, 330);
	fillrectangle(110, 300, 180, 330);
	fillrectangle(190, 300, 260, 330);

	settextstyle(17, 0, " Song style ");// Format text （ Text size , Text vertical compression , typeface ）
	setbkmode(TRANSPARENT);// Remove the text background , Otherwise, the text in the rectangle will also have a green shadow 

	// Distance window   On the left 30  above 310
	outtextxy(40, 310, " Button 1");
	outtextxy(120, 310, " Button 2");
	outtextxy(200, 310, " Refresh ");

	while (1) {		// Be careful while loop , In this way, you can keep getting the position of the mouse , So as to update the corresponding operation 

		m = GetMouseMsg();		// Get mouse object 

		if (m.x >= 30 && m.x <= 100 && m.y >= 300 && m.y <= 330) {
			setlinecolor(RED);

			// Draw a rectangle , Larger than the original rectangle 5
			rectangle(25, 295, 105, 335);

			settextstyle(50, 0, " Song style ");// Format text （ Text size , Text vertical compression , typeface ）
			settextcolor(BLACK);	// Set the font color to black 
			if (m.uMsg == WM_LBUTTONDOWN) {
				outtextxy(200, 200, " Ah Wei is your father ");
			}
		}
		else if (m.x >= 110 && m.x <= 180 && m.y >= 300 && m.y <= 330) {
			setlinecolor(RED);

			// Draw a rectangle , Larger than the original rectangle 5
			rectangle(105, 295, 185, 335);

			settextstyle(50, 0, " Song style ");// Format text （ Text size , Text vertical compression , typeface ）
			settextcolor(BLACK);	// Set the font color to black 
			if (m.uMsg == WM_LBUTTONDOWN) {
				outtextxy(200, 200, " PigHead ");
			}
		}
		else if (m.x >= 190 && m.x <= 260 && m.y >= 300 && m.y <= 330) {
			setlinecolor(RED);

			// Draw a rectangle , Larger than the original rectangle 5
			rectangle(185, 295, 265, 335);

			settextstyle(50, 0, " Song style ");// Format text （ Text size , Text vertical compression , typeface ）
			settextcolor(BLACK);	// Set the font color to black 
			if (m.uMsg == WM_LBUTTONDOWN) {
				cleardevice();
				goto ABC;
			}
		}
		else {
			setlinecolor(WHITE);	// When the mouse focus is not on the button , Reset the border to white , Only by combining the following can you successfully set 

			rectangle(25, 295, 105, 335);	// Button 1 Frame 
			rectangle(105, 295, 185, 335);	// Button 2 Frame 
			rectangle(185, 295, 265, 335);	// Refresh border 

		}

	}

	return 0;
}

effect ：