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107 lines
3.4 KiB
PHP
107 lines
3.4 KiB
PHP
{
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This file is part of the Free Pascal run time library.
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Copyright (c) 1999-2000 by the Free Pascal development team
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See the file COPYING.FPC, included in this distribution,
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for details about the copyright.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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**********************************************************************}
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const
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{ We have an errorcode base of 1030 }
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errMouseBase = 1030;
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errMouseInitError = errMouseBase + 0;
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errMouseNotImplemented = errMouseBase + 1;
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type
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PMouseEvent=^TMouseEvent;
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TMouseEvent=packed record { 8 bytes }
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buttons : word;
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x,y : word;
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Action : word;
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end;
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const
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MouseActionDown = $0001; { Mouse down event }
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MouseActionUp = $0002; { Mouse up event }
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MouseActionMove = $0004; { Mouse move event }
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MouseLeftButton = $01; { Left mouse button }
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MouseRightButton = $02; { Right mouse button }
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MouseMiddleButton = $04; { Middle mouse button }
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MouseEventBufSize = 16; { Size of event queue }
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var
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MouseIntFlag : Byte; { Mouse in int flag }
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MouseButtons : Byte; { Mouse button state }
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MouseWhereX,
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MouseWhereY : Word; { Mouse position }
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Type
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TMouseDriver = Record
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UseDefaultQueue : Boolean;
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InitDriver : Procedure;
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DoneDriver : Procedure;
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DetectMouse : Function : Byte;
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ShowMouse : Procedure;
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HideMouse : Procedure;
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GetMouseX : Function : Word;
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GetMouseY : Function : Word;
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GetMouseButtons : Function : Word;
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SetMouseXY : procedure (x,y:word);
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GetMouseEvent : procedure (var MouseEvent:TMouseEvent);
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PollMouseEvent : function (var MouseEvent: TMouseEvent):boolean;
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PutMouseEvent : procedure (Const MouseEvent:TMouseEvent);
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end;
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procedure InitMouse;
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{ Initialize the mouse interface }
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procedure DoneMouse;
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{ Deinitialize the mouse interface }
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function DetectMouse:byte;
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{ Detect if a mouse is present, returns the amount of buttons or 0
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if no mouse is found }
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procedure ShowMouse;
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{ Show the mouse cursor }
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procedure HideMouse;
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{ Hide the mouse cursor }
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function GetMouseX:word;
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{ Return the current X position of the mouse }
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function GetMouseY:word;
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{ Return the current Y position of the mouse }
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function GetMouseButtons:word;
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{ Return the current button state of the mouse }
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procedure SetMouseXY(x,y:word);
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{ Place the mouse cursor on x,y }
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procedure GetMouseEvent(var MouseEvent:TMouseEvent);
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{ Returns the last Mouseevent, and waits for one if not available }
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procedure PutMouseEvent(const MouseEvent: TMouseEvent);
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{ Adds the given MouseEvent to the input queue. Please note that depending on
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the implementation this can hold only one value (NO FIFOs etc) }
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function PollMouseEvent(var MouseEvent: TMouseEvent):boolean;
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{ Checks if a Mouseevent is available, and returns it if one is found. If no
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event is pending, it returns 0 }
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Procedure SetMouseDriver(Const Driver : TMouseDriver);
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{ Sets the mouse driver. }
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Procedure GetMouseDriver(Var Driver : TMouseDriver);
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{ Returns the currently active mouse driver }
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