jinzhongjia · July 23, 2024 02:29
diff --git a/index.html b/index.html
 <html>
  <head>
    <script src="/webui.js"></script>
  </head>
  Hello World !
  <img src="logo.png" alt="图片描述" />
 </html>
diff --git a/main.zig b/main.zig
 const std = @import("std");
 const mem = std.mem;

 const webui = @cImport({
    @cInclude("webui.h");
 });

 const indexHTML = @embedFile("index.html");
 const logo = @embedFile("logo.png");
 var buf: []u8 = undefined;

 fn file_handler(tmp_filename: [*c]const u8, length: [*c]c_int) callconv(.C) ?*const anyopaque {
    if (mem.eql(u8, tmp_filename[0..std.mem.len(tmp_filename)], "/logo.png")) {
        // generate content 
        const content = std.fmt.bufPrint(buf,
            \\HTTP/1.1 200 OK
            \\Content-Type: image/png
            \\Content-Length: {}
            \\
            \\{s}
        , .{ logo.len, logo }) catch unreachable;

        length.* = @intCast(content.len);
        return @ptrCast(content.ptr);
    }
    return null;
 }

 pub fn main() !void {
    // malloca memory
    buf = @as(*[20480]u8, @ptrCast(webui.malloc(20480)));
    // defer free memory
    defer webui.free(@ptrCast(buf.ptr));

    const mainWindow = webui.webui_new_window();
    webui.webui_set_file_handler(mainWindow, file_handler);

    _ = webui.webui_show(mainWindow, indexHTML);
    webui.webui_wait();
 }
	const std = @import("std");
	const mem = std.mem;

	const webui = @cImport({
	@cInclude("webui.h");
	});

	const indexHTML = @embedFile("index.html");
	const logo = @embedFile("logo.png");
	var buf: []u8 = undefined;

	fn file_handler(tmp_filename: [c]const u8, length: [c]c_int) callconv(.C) ?*const anyopaque {
	if (mem.eql(u8, tmp_filename[0..std.mem.len(tmp_filename)], "/logo.png")) {
	// generate content
	const content = std.fmt.bufPrint(buf,
	\\HTTP/1.1 200 OK
	\\Content-Type: image/png
	\\Content-Length: {}
	\\
	\\{s}
	, .{ logo.len, logo }) catch unreachable;

	length.* = @intCast(content.len);
	return @ptrCast(content.ptr);
	}
	return null;
	}

	pub fn main() !void {
	// malloca memory
	buf = @as(*[20480]u8, @ptrCast(webui.malloc(20480)));
	// defer free memory
	defer webui.free(@ptrCast(buf.ptr));

	const mainWindow = webui.webui_new_window();
	webui.webui_set_file_handler(mainWindow, file_handler);

	_ = webui.webui_show(mainWindow, indexHTML);
	webui.webui_wait();
	}