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| ///////////////////////////////////////////////////////////////////////////
// //
// Copyright (c) 2015 by Charta Software B.V. //
// All rights reserved //
// //
// Version: 1.7.0.83525 //
// Web site: https://pascal.chartasoftware.com/ //
// //
// This code and information are provided "as is" without warranty of //
// any kind. Dissemination of this information or reproduction of //
// this material is strictly forbidden unless prior written permission //
// is obtained from Charta Software B.V.. //
// //
///////////////////////////////////////////////////////////////////////////
unit Windows.Api.Messages;
interface
uses
Integer._32,
Windows.Api,
Windows.Api.Type_,
Windows.Api.Type_.Geometry;
const
WM_NULL = $0000;
WM_CREATE = $0001;
WM_DESTROY = $0002;
WM_MOVE = $0003;
WM_SIZE = $0005;
WM_ACTIVATE = $0006;
WM_SETFOCUS = $0007;
WM_KILLFOCUS = $0008;
WM_PAINT = $000F;
WM_CLOSE = $0010;
WM_QUIT = $0012;
WM_ERASEBKGND = $0014;
WM_SHOWWINDOW = $0018;
WM_ACTIVATEAPP = $001C;
WM_SETCURSOR = $0020;
WM_MOUSEACTIVATE = $0021;
WM_CHILDACTIVATE = $0022;
WM_GETMINMAXINFO = $0024;
WM_DISPLAYCHANGE = $007E;
WM_NCDESTROY = $0082;
WM_NCCALCSIZE = $0083;
WM_NCHITTEST = $0084;
WM_NCMOUSEMOVE = $00A0;
WM_NCLBUTTONDOWN = $00A1;
WM_NCLBUTTONUP = $00A2;
WM_NCLBUTTONDBLCLK = $00A3;
WM_NCRBUTTONDOWN = $00A4;
WM_NCRBUTTONUP = $00A5;
WM_NCRBUTTONDBLCLK = $00A6;
WM_NCMBUTTONDOWN = $00A7;
WM_NCMBUTTONUP = $00A8;
WM_NCMBUTTONDBLCLK = $00A9;
WM_KEYDOWN = $0100;
WM_KEYUP = $0101;
WM_CHAR = $0102;
WM_DEADCHAR = $0103;
WM_SYSKEYDOWN = $0104;
WM_SYSKEYUP = $0105;
WM_SYSCHAR = $0106;
WM_SYSDEADCHAR = $0107;
WM_SYSCOMMAND = $0112;
WM_MENUSELECT = $011F;
WM_MOUSEMOVE = $0200;
WM_LBUTTONDOWN = $0201;
WM_LBUTTONUP = $0202;
WM_LBUTTONDBLCLK = $0203;
WM_RBUTTONDOWN = $0204;
WM_RBUTTONUP = $0205;
WM_RBUTTONDBLCLK = $0206;
WM_MBUTTONDOWN = $0207;
WM_MBUTTONUP = $0208;
WM_MBUTTONDBLCLK = $0209;
WM_MOUSEWHEEL = $020A;
WM_SIZING = $0214;
WM_MOVING = $0216;
WM_MOUSEHOVER = $02A1;
WM_MOUSELEAVE = $02A3;
WM_USER = $0400;
type
TWParam = UINT_PTR;
TLParam = LONG_PTR;
LRESULT = LONG_PTR;
PMsg = ^TMsg;
TMSG = record
public
hwnd: THWND;
message: UINT;
wParam: TWParam;
lParam: TLParam;
time: DWORD;
pt: TPoint;
end;
const
MK_LBUTTON = 1;
MK_RBUTTON = 2;
MK_SHIFT = 4;
MK_CONTROL = 8;
MK_MBUTTON = 16;
const
SIZE_RESTORED = 0;
SIZE_MINIMIZED = 1;
SIZE_MAXIMIZED = 2;
SIZE_MAXSHOW = 3;
SIZE_MAXHIDE = 4;
const
WA_INACTIVE = 0;
WA_ACTIVE = 1;
WA_CLICKACTIVE = 2;
const
HT_ERROR = -2;
HT_TRANSPARENT = -1;
HT_NOWHERE = 0;
HT_CLIENT = 1;
HT_CAPTION = 2;
HT_SYSMENU = 3;
HT_GROWBOX = 4;
HT_MENU = 5;
HT_HSCROLL = 6;
HT_VSCROLL = 7;
HT_MINBUTTON = 8;
HT_MAXBUTTON = 9;
HT_LEFT = 10;
HT_RIGHT = 11;
HT_TOP = 12;
HT_TOPLEFT = 13;
HT_TOPRIGHT = 14;
HT_BOTTOM = 15;
HT_BOTTOMLEFT = $10;
HT_BOTTOMRIGHT = 17;
HT_BORDER = 18;
HT_OBJECT = 19;
HT_CLOSE = 20;
HT_HELP = 21;
const
PM_NOREMOVE = 0;
PM_REMOVE = 1;
PM_NOYIELD = 2;
function PeekMessage(var lpMsg: TMsg; hWnd: THWND; wMsgFilterMin: UINT; wMsgFilterMax: UINT; wRemoveMsg: UINT): BOOL; stdcall; external Dll32_User name 'PeekMessage' + WindowsApiCharacterSuffix;
function GetMessage(var lpMsg: TMsg; hWnd: THWND; wMsgFilterMin: UINT; wMsgFilterMax: UINT): BOOL; stdcall; external Dll32_User name 'GetMessage' + WindowsApiCharacterSuffix;
function SendMessage(hWnd: THWND; Msg: UINT; wParam: TWParam; lParam: TLParam): LRESULT; stdcall; external Dll32_User name 'SendMessage' + WindowsApiCharacterSuffix;
function PostMessage(hWnd: THWND; Msg: UINT; wParam: TWParam; lParam: TLParam): BOOL; stdcall; external Dll32_User name 'PostMessage' + WindowsApiCharacterSuffix;
function PostThreadMessage(idThread: DWORD; Msg: UINT; wParam: TWParam; lParam: TLParam): BOOL; stdcall; external Dll32_User name 'PostThreadMessage' + WindowsApiCharacterSuffix;
function DispatchMessage(const lpMsg: TMsg): Longint; stdcall; external Dll32_User name 'DispatchMessage' + WindowsApiCharacterSuffix;
function TranslateMessage(const lpMsg: TMsg): BOOL; stdcall; external Dll32_User name 'TranslateMessage';
procedure PostQuitMessage(nExitCode: TInteger32); stdcall; external Dll32_User name 'PostQuitMessage';
function GetPointFromLParam(Value: TLParam): TSmallPoint;
implementation
function GetPointFromLParam(Value: TLParam): TSmallPoint;
var
Value32: TInteger32;
begin
Value32 := Value;
Result := TSmallPoint(Value32);
end;
end.
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