main.zig

//!zig-autodoc-section: BaseEx\\main.zig
//! main.zig :
//!	  Template for a console program that hide the console window.
// Build using Zig 0.12.0

const std = @import("std");
const win = struct {
  usingnamespace std.os.windows;
  usingnamespace std.os.windows.kernel32;
};

pub fn main() void {
  HideConsoleWindow();
  _ = MessageBoxA(null, "Console window is hide.", "BaseEx", MB_OK);
}

fn HideConsoleWindow() void {
  const BUF_TITLE = 1024;
  var hwndFound: win.HWND = undefined;
  var pszWindowTitle: [BUF_TITLE:0]win.CHAR = std.mem.zeroes([BUF_TITLE:0]win.CHAR); 

  _ = GetConsoleTitleA(&pszWindowTitle, BUF_TITLE);
  hwndFound=FindWindowA(null, &pszWindowTitle);
  _ = ShowWindow(hwndFound, SW_HIDE);
}

// ============================================================================
// Helpers
//
pub extern "kernel32" fn GetConsoleTitleA(
  lpConsoleTitle: win.LPSTR,
  nSize: win.DWORD,
) callconv(win.WINAPI) win.DWORD;

pub extern "kernel32" fn FindWindowA(
  lpClassName: ?win.LPSTR,
  lpWindowName: ?win.LPSTR,
) callconv(win.WINAPI) win.HWND;

pub const SW_HIDE = 0;
pub extern "user32" fn ShowWindow(
  hWnd: win.HWND,
  nCmdShow: i32
) callconv(win.WINAPI) win.BOOL;

pub const MB_OK = 0x00000000;
pub extern "user32" fn MessageBoxA(
  hWnd: ?win.HWND,
  lpText: [*:0]const u8,
  lpCaption: [*:0]const u8,
  uType: win.UINT
) callconv(win.WINAPI) win.INT;

// ============================================================================
// Tests
//
test " " {
}