msgbox in a proper windows message loop
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1 changed files with 340 additions and 3 deletions
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@ -3,12 +3,349 @@ const w = std.os.windows;
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extern "user32" fn MessageBoxA(hWnd: ?w.HANDLE, lpText: ?w.LPCSTR, lpCaption: ?w.LPCSTR, uType: w.UINT) callconv(w.WINAPI) c_int;
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const WINDOW_EX_STYLE = enum(u32) {
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DLGMODALFRAME = 1,
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NOPARENTNOTIFY = 4,
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TOPMOST = 8,
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ACCEPTFILES = 16,
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TRANSPARENT = 32,
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MDICHILD = 64,
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TOOLWINDOW = 128,
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WINDOWEDGE = 256,
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CLIENTEDGE = 512,
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CONTEXTHELP = 1024,
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RIGHT = 4096,
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LEFT = 0,
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RTLREADING = 8192,
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// LTRREADING = 0, this enum value conflicts with LEFT
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LEFTSCROLLBAR = 16384,
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// RIGHTSCROLLBAR = 0, this enum value conflicts with LEFT
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CONTROLPARENT = 65536,
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STATICEDGE = 131072,
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APPWINDOW = 262144,
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OVERLAPPEDWINDOW = 768,
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PALETTEWINDOW = 392,
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LAYERED = 524288,
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NOINHERITLAYOUT = 1048576,
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NOREDIRECTIONBITMAP = 2097152,
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LAYOUTRTL = 4194304,
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COMPOSITED = 33554432,
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NOACTIVATE = 134217728,
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_,
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pub fn initFlags(o: struct {
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DLGMODALFRAME: u1 = 0,
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NOPARENTNOTIFY: u1 = 0,
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TOPMOST: u1 = 0,
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ACCEPTFILES: u1 = 0,
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TRANSPARENT: u1 = 0,
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MDICHILD: u1 = 0,
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TOOLWINDOW: u1 = 0,
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WINDOWEDGE: u1 = 0,
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CLIENTEDGE: u1 = 0,
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CONTEXTHELP: u1 = 0,
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RIGHT: u1 = 0,
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LEFT: u1 = 0,
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RTLREADING: u1 = 0,
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LEFTSCROLLBAR: u1 = 0,
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CONTROLPARENT: u1 = 0,
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STATICEDGE: u1 = 0,
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APPWINDOW: u1 = 0,
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OVERLAPPEDWINDOW: u1 = 0,
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PALETTEWINDOW: u1 = 0,
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LAYERED: u1 = 0,
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NOINHERITLAYOUT: u1 = 0,
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NOREDIRECTIONBITMAP: u1 = 0,
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LAYOUTRTL: u1 = 0,
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COMPOSITED: u1 = 0,
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NOACTIVATE: u1 = 0,
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}) WINDOW_EX_STYLE {
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return @intToEnum(WINDOW_EX_STYLE, (if (o.DLGMODALFRAME == 1) @enumToInt(WINDOW_EX_STYLE.DLGMODALFRAME) else 0) | (if (o.NOPARENTNOTIFY == 1) @enumToInt(WINDOW_EX_STYLE.NOPARENTNOTIFY) else 0) | (if (o.TOPMOST == 1) @enumToInt(WINDOW_EX_STYLE.TOPMOST) else 0) | (if (o.ACCEPTFILES == 1) @enumToInt(WINDOW_EX_STYLE.ACCEPTFILES) else 0) | (if (o.TRANSPARENT == 1) @enumToInt(WINDOW_EX_STYLE.TRANSPARENT) else 0) | (if (o.MDICHILD == 1) @enumToInt(WINDOW_EX_STYLE.MDICHILD) else 0) | (if (o.TOOLWINDOW == 1) @enumToInt(WINDOW_EX_STYLE.TOOLWINDOW) else 0) | (if (o.WINDOWEDGE == 1) @enumToInt(WINDOW_EX_STYLE.WINDOWEDGE) else 0) | (if (o.CLIENTEDGE == 1) @enumToInt(WINDOW_EX_STYLE.CLIENTEDGE) else 0) | (if (o.CONTEXTHELP == 1) @enumToInt(WINDOW_EX_STYLE.CONTEXTHELP) else 0) | (if (o.RIGHT == 1) @enumToInt(WINDOW_EX_STYLE.RIGHT) else 0) | (if (o.LEFT == 1) @enumToInt(WINDOW_EX_STYLE.LEFT) else 0) | (if (o.RTLREADING == 1) @enumToInt(WINDOW_EX_STYLE.RTLREADING) else 0) | (if (o.LEFTSCROLLBAR == 1) @enumToInt(WINDOW_EX_STYLE.LEFTSCROLLBAR) else 0) | (if (o.CONTROLPARENT == 1) @enumToInt(WINDOW_EX_STYLE.CONTROLPARENT) else 0) | (if (o.STATICEDGE == 1) @enumToInt(WINDOW_EX_STYLE.STATICEDGE) else 0) | (if (o.APPWINDOW == 1) @enumToInt(WINDOW_EX_STYLE.APPWINDOW) else 0) | (if (o.OVERLAPPEDWINDOW == 1) @enumToInt(WINDOW_EX_STYLE.OVERLAPPEDWINDOW) else 0) | (if (o.PALETTEWINDOW == 1) @enumToInt(WINDOW_EX_STYLE.PALETTEWINDOW) else 0) | (if (o.LAYERED == 1) @enumToInt(WINDOW_EX_STYLE.LAYERED) else 0) | (if (o.NOINHERITLAYOUT == 1) @enumToInt(WINDOW_EX_STYLE.NOINHERITLAYOUT) else 0) | (if (o.NOREDIRECTIONBITMAP == 1) @enumToInt(WINDOW_EX_STYLE.NOREDIRECTIONBITMAP) else 0) | (if (o.LAYOUTRTL == 1) @enumToInt(WINDOW_EX_STYLE.LAYOUTRTL) else 0) | (if (o.COMPOSITED == 1) @enumToInt(WINDOW_EX_STYLE.COMPOSITED) else 0) | (if (o.NOACTIVATE == 1) @enumToInt(WINDOW_EX_STYLE.NOACTIVATE) else 0));
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}
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};
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extern "USER32" fn CreateWindowExA(
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dwExStyle: WINDOW_EX_STYLE,
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lpClassName: ?[*:0]const u8,
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lpWindowName: ?[*:0]const u8,
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dwStyle: WINDOW_STYLE,
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X: i32,
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Y: i32,
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nWidth: i32,
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nHeight: i32,
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hWndParent: ?w.HWND,
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hMenu: ?w.HMENU,
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hInstance: ?w.HINSTANCE,
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lpParam: ?*c_void,
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) callconv(w.WINAPI) ?w.HWND;
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const WNDPROC = fn (
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param0: w.HWND,
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param1: u32,
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param2: w.WPARAM,
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param3: w.LPARAM,
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) callconv(w.WINAPI) w.LRESULT;
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const WNDCLASS_STYLES = enum(u32) {
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VREDRAW = 1,
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HREDRAW = 2,
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DBLCLKS = 8,
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OWNDC = 32,
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CLASSDC = 64,
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PARENTDC = 128,
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NOCLOSE = 512,
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SAVEBITS = 2048,
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BYTEALIGNCLIENT = 4096,
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BYTEALIGNWINDOW = 8192,
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GLOBALCLASS = 16384,
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IME = 65536,
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DROPSHADOW = 131072,
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_,
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pub fn initFlags(o: struct {
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VREDRAW: u1 = 0,
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HREDRAW: u1 = 0,
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DBLCLKS: u1 = 0,
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OWNDC: u1 = 0,
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CLASSDC: u1 = 0,
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PARENTDC: u1 = 0,
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NOCLOSE: u1 = 0,
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SAVEBITS: u1 = 0,
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BYTEALIGNCLIENT: u1 = 0,
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BYTEALIGNWINDOW: u1 = 0,
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GLOBALCLASS: u1 = 0,
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IME: u1 = 0,
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DROPSHADOW: u1 = 0,
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}) WNDCLASS_STYLES {
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return @intToEnum(WNDCLASS_STYLES, (if (o.VREDRAW == 1) @enumToInt(WNDCLASS_STYLES.VREDRAW) else 0) | (if (o.HREDRAW == 1) @enumToInt(WNDCLASS_STYLES.HREDRAW) else 0) | (if (o.DBLCLKS == 1) @enumToInt(WNDCLASS_STYLES.DBLCLKS) else 0) | (if (o.OWNDC == 1) @enumToInt(WNDCLASS_STYLES.OWNDC) else 0) | (if (o.CLASSDC == 1) @enumToInt(WNDCLASS_STYLES.CLASSDC) else 0) | (if (o.PARENTDC == 1) @enumToInt(WNDCLASS_STYLES.PARENTDC) else 0) | (if (o.NOCLOSE == 1) @enumToInt(WNDCLASS_STYLES.NOCLOSE) else 0) | (if (o.SAVEBITS == 1) @enumToInt(WNDCLASS_STYLES.SAVEBITS) else 0) | (if (o.BYTEALIGNCLIENT == 1) @enumToInt(WNDCLASS_STYLES.BYTEALIGNCLIENT) else 0) | (if (o.BYTEALIGNWINDOW == 1) @enumToInt(WNDCLASS_STYLES.BYTEALIGNWINDOW) else 0) | (if (o.GLOBALCLASS == 1) @enumToInt(WNDCLASS_STYLES.GLOBALCLASS) else 0) | (if (o.IME == 1) @enumToInt(WNDCLASS_STYLES.IME) else 0) | (if (o.DROPSHADOW == 1) @enumToInt(WNDCLASS_STYLES.DROPSHADOW) else 0));
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}
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};
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const WINDOW_STYLE = enum(u32) {
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OVERLAPPED = 0,
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POPUP = 2147483648,
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CHILD = 1073741824,
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MINIMIZE = 536870912,
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VISIBLE = 268435456,
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DISABLED = 134217728,
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CLIPSIBLINGS = 67108864,
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CLIPCHILDREN = 33554432,
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MAXIMIZE = 16777216,
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CAPTION = 12582912,
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BORDER = 8388608,
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DLGFRAME = 4194304,
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VSCROLL = 2097152,
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HSCROLL = 1048576,
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SYSMENU = 524288,
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THICKFRAME = 262144,
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GROUP = 131072,
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TABSTOP = 65536,
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// MINIMIZEBOX = 131072, this enum value conflicts with GROUP
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// MAXIMIZEBOX = 65536, this enum value conflicts with TABSTOP
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// TILED = 0, this enum value conflicts with OVERLAPPED
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// ICONIC = 536870912, this enum value conflicts with MINIMIZE
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// SIZEBOX = 262144, this enum value conflicts with THICKFRAME
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TILEDWINDOW = 13565952,
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// OVERLAPPEDWINDOW = 13565952, this enum value conflicts with TILEDWINDOW
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POPUPWINDOW = 2156396544,
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// CHILDWINDOW = 1073741824, this enum value conflicts with CHILD
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ACTIVECAPTION = 1,
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_,
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pub fn initFlags(o: struct {
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OVERLAPPED: u1 = 0,
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POPUP: u1 = 0,
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CHILD: u1 = 0,
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MINIMIZE: u1 = 0,
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VISIBLE: u1 = 0,
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DISABLED: u1 = 0,
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CLIPSIBLINGS: u1 = 0,
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CLIPCHILDREN: u1 = 0,
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MAXIMIZE: u1 = 0,
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CAPTION: u1 = 0,
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BORDER: u1 = 0,
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DLGFRAME: u1 = 0,
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VSCROLL: u1 = 0,
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HSCROLL: u1 = 0,
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SYSMENU: u1 = 0,
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THICKFRAME: u1 = 0,
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GROUP: u1 = 0,
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TABSTOP: u1 = 0,
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TILEDWINDOW: u1 = 0,
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POPUPWINDOW: u1 = 0,
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ACTIVECAPTION: u1 = 0,
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}) WINDOW_STYLE {
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return @intToEnum(WINDOW_STYLE, (if (o.OVERLAPPED == 1) @enumToInt(WINDOW_STYLE.OVERLAPPED) else 0) | (if (o.POPUP == 1) @enumToInt(WINDOW_STYLE.POPUP) else 0) | (if (o.CHILD == 1) @enumToInt(WINDOW_STYLE.CHILD) else 0) | (if (o.MINIMIZE == 1) @enumToInt(WINDOW_STYLE.MINIMIZE) else 0) | (if (o.VISIBLE == 1) @enumToInt(WINDOW_STYLE.VISIBLE) else 0) | (if (o.DISABLED == 1) @enumToInt(WINDOW_STYLE.DISABLED) else 0) | (if (o.CLIPSIBLINGS == 1) @enumToInt(WINDOW_STYLE.CLIPSIBLINGS) else 0) | (if (o.CLIPCHILDREN == 1) @enumToInt(WINDOW_STYLE.CLIPCHILDREN) else 0) | (if (o.MAXIMIZE == 1) @enumToInt(WINDOW_STYLE.MAXIMIZE) else 0) | (if (o.CAPTION == 1) @enumToInt(WINDOW_STYLE.CAPTION) else 0) | (if (o.BORDER == 1) @enumToInt(WINDOW_STYLE.BORDER) else 0) | (if (o.DLGFRAME == 1) @enumToInt(WINDOW_STYLE.DLGFRAME) else 0) | (if (o.VSCROLL == 1) @enumToInt(WINDOW_STYLE.VSCROLL) else 0) | (if (o.HSCROLL == 1) @enumToInt(WINDOW_STYLE.HSCROLL) else 0) | (if (o.SYSMENU == 1) @enumToInt(WINDOW_STYLE.SYSMENU) else 0) | (if (o.THICKFRAME == 1) @enumToInt(WINDOW_STYLE.THICKFRAME) else 0) | (if (o.GROUP == 1) @enumToInt(WINDOW_STYLE.GROUP) else 0) | (if (o.TABSTOP == 1) @enumToInt(WINDOW_STYLE.TABSTOP) else 0) | (if (o.TILEDWINDOW == 1) @enumToInt(WINDOW_STYLE.TILEDWINDOW) else 0) | (if (o.POPUPWINDOW == 1) @enumToInt(WINDOW_STYLE.POPUPWINDOW) else 0) | (if (o.ACTIVECAPTION == 1) @enumToInt(WINDOW_STYLE.ACTIVECAPTION) else 0));
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}
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};
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const WNDCLASSA = extern struct {
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style: WNDCLASS_STYLES,
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lpfnWndProc: ?WNDPROC,
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cbClsExtra: i32,
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cbWndExtra: i32,
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hInstance: ?w.HINSTANCE,
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hIcon: ?w.HICON,
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hCursor: ?w.HCURSOR,
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hbrBackground: ?w.HBRUSH,
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lpszMenuName: ?[*:0]const u8,
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lpszClassName: ?[*:0]const u8,
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};
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extern "USER32" fn RegisterClassA(
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lpWndClass: ?*const WNDCLASSA,
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) callconv(w.WINAPI) u16;
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const WS_OVERLAPPEDWINDOW = WINDOW_STYLE.TILEDWINDOW;
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const CW_USEDEFAULT = @as(i32, -2147483648);
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const BOOL = i32;
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const MSG = extern struct {
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hwnd: ?w.HWND,
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message: u32,
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wParam: w.WPARAM,
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lParam: w.LPARAM,
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time: u32,
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pt: w.POINT,
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};
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const SHOW_WINDOW_CMD = enum(u32) {
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FORCEMINIMIZE = 11,
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HIDE = 0,
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MAXIMIZE = 3,
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MINIMIZE = 6,
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RESTORE = 9,
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SHOW = 5,
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SHOWDEFAULT = 10,
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// SHOWMAXIMIZED = 3, this enum value conflicts with MAXIMIZE
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SHOWMINIMIZED = 2,
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SHOWMINNOACTIVE = 7,
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SHOWNA = 8,
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SHOWNOACTIVATE = 4,
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SHOWNORMAL = 1,
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// NORMAL = 1, this enum value conflicts with SHOWNORMAL
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// MAX = 11, this enum value conflicts with FORCEMINIMIZE
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// PARENTCLOSING = 1, this enum value conflicts with SHOWNORMAL
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// OTHERZOOM = 2, this enum value conflicts with SHOWMINIMIZED
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// PARENTOPENING = 3, this enum value conflicts with MAXIMIZE
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// OTHERUNZOOM = 4, this enum value conflicts with SHOWNOACTIVATE
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// SCROLLCHILDREN = 1, this enum value conflicts with SHOWNORMAL
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// INVALIDATE = 2, this enum value conflicts with SHOWMINIMIZED
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// ERASE = 4, this enum value conflicts with SHOWNOACTIVATE
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SMOOTHSCROLL = 16,
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_,
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pub fn initFlags(o: struct {
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FORCEMINIMIZE: u1 = 0,
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HIDE: u1 = 0,
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MAXIMIZE: u1 = 0,
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MINIMIZE: u1 = 0,
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RESTORE: u1 = 0,
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SHOW: u1 = 0,
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SHOWDEFAULT: u1 = 0,
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SHOWMINIMIZED: u1 = 0,
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SHOWMINNOACTIVE: u1 = 0,
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SHOWNA: u1 = 0,
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SHOWNOACTIVATE: u1 = 0,
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SHOWNORMAL: u1 = 0,
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SMOOTHSCROLL: u1 = 0,
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}) SHOW_WINDOW_CMD {
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return @intToEnum(SHOW_WINDOW_CMD, (if (o.FORCEMINIMIZE == 1) @enumToInt(SHOW_WINDOW_CMD.FORCEMINIMIZE) else 0) | (if (o.HIDE == 1) @enumToInt(SHOW_WINDOW_CMD.HIDE) else 0) | (if (o.MAXIMIZE == 1) @enumToInt(SHOW_WINDOW_CMD.MAXIMIZE) else 0) | (if (o.MINIMIZE == 1) @enumToInt(SHOW_WINDOW_CMD.MINIMIZE) else 0) | (if (o.RESTORE == 1) @enumToInt(SHOW_WINDOW_CMD.RESTORE) else 0) | (if (o.SHOW == 1) @enumToInt(SHOW_WINDOW_CMD.SHOW) else 0) | (if (o.SHOWDEFAULT == 1) @enumToInt(SHOW_WINDOW_CMD.SHOWDEFAULT) else 0) | (if (o.SHOWMINIMIZED == 1) @enumToInt(SHOW_WINDOW_CMD.SHOWMINIMIZED) else 0) | (if (o.SHOWMINNOACTIVE == 1) @enumToInt(SHOW_WINDOW_CMD.SHOWMINNOACTIVE) else 0) | (if (o.SHOWNA == 1) @enumToInt(SHOW_WINDOW_CMD.SHOWNA) else 0) | (if (o.SHOWNOACTIVATE == 1) @enumToInt(SHOW_WINDOW_CMD.SHOWNOACTIVATE) else 0) | (if (o.SHOWNORMAL == 1) @enumToInt(SHOW_WINDOW_CMD.SHOWNORMAL) else 0) | (if (o.SMOOTHSCROLL == 1) @enumToInt(SHOW_WINDOW_CMD.SMOOTHSCROLL) else 0));
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}
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};
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extern "USER32" fn ShowWindow(
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hWnd: ?w.HWND,
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nCmdShow: SHOW_WINDOW_CMD,
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) callconv(w.WINAPI) BOOL;
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extern "USER32" fn GetMessageA(
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lpMsg: ?*MSG,
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hWnd: ?w.HWND,
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wMsgFilterMin: u32,
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wMsgFilterMax: u32,
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) callconv(w.WINAPI) BOOL;
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extern "USER32" fn TranslateMessage(
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lpMsg: ?*const MSG,
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) callconv(w.WINAPI) BOOL;
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const LRESULT = isize;
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extern "USER32" fn DispatchMessageA(
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lpMsg: ?*const MSG,
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) callconv(w.WINAPI) LRESULT;
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pub export fn wWinMain(hInstance: w.HINSTANCE, hPrevInstance: ?w.HINSTANCE, lpCmdLine: w.PWSTR, nCmdShow: w.INT) w.INT {
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_ = hInstance;
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_ = hPrevInstance;
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_ = lpCmdLine;
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_ = nCmdShow;
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_ = MessageBoxA(null, "all your codebase are belong to us", "title", 0);
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// Register the window class.
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var wc: WNDCLASSA = .{
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.lpszClassName = "Clipboard watcher",
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.hInstance = hInstance,
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.lpfnWndProc = MainWndProc,
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// default vals
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.style = WNDCLASS_STYLES.initFlags(.{}),
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.cbClsExtra = 0,
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.cbWndExtra = 0,
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.hIcon = null,
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.hCursor = null,
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.hbrBackground = null,
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.lpszMenuName = null,
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};
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_ = RegisterClassA(&wc);
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// Create the window.
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var hwnd = CreateWindowExA(
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WINDOW_EX_STYLE.initFlags(.{}), // Optional window styles.
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wc.lpszClassName.?, // Window class
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"Windows program - in zig", // Window text
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WS_OVERLAPPEDWINDOW, // Window style
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// Size and position
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CW_USEDEFAULT,
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CW_USEDEFAULT,
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CW_USEDEFAULT,
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CW_USEDEFAULT,
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null, // Parent window
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null, // Menu
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hInstance, // Instance handle
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null, // Additional application data
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);
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if (hwnd == null)
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return 0;
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_ = ShowWindow(hwnd, @intToEnum(SHOW_WINDOW_CMD, nCmdShow));
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// Run the message loop.
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var msg: MSG = .{
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.hwnd = null,
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.message = 0,
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.wParam = 0,
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.lParam = 0,
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||||
.time = 0,
|
||||
.pt = .{
|
||||
.x = 0,
|
||||
.y = 0,
|
||||
},
|
||||
};
|
||||
|
||||
while (GetMessageA(&msg, null, 0, 0) > 0) {
|
||||
_ = TranslateMessage(&msg);
|
||||
_ = DispatchMessageA(&msg);
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
fn MainWndProc(hwnd: w.HWND, uMsg: u32, wParam: w.WPARAM, lParam: w.LPARAM) callconv(w.WINAPI) w.LRESULT { //APIENTRY {
|
||||
_ = hwnd;
|
||||
_ = uMsg; // uMsg is actually a pointer to the message
|
||||
_ = wParam;
|
||||
_ = lParam;
|
||||
|
||||
_ = MessageBoxA(null, "all your codebase are belong to us", "title", 0);
|
||||
std.time.sleep(2 * std.time.ns_per_s);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue