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+{ This file is part of fpterm - a terminal emulator, written in Free Pascal
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+
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+ This unit implements a pointing device for the terminal, using unit 'Mouse'.
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+
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+ Copyright (C) 2024 Nikolay Nikolov <[email protected]>
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+
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+ This library is free software; you can redistribute it and/or modify it
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+ under the terms of the GNU Library General Public License as published by
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+ the Free Software Foundation; either version 2 of the License, or (at your
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+ option) any later version with the following modification:
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+
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+ As a special exception, the copyright holders of this library give you
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+ permission to link this library with independent modules to produce an
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+ executable, regardless of the license terms of these independent modules,and
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+ to copy and distribute the resulting executable under terms of your choice,
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+ provided that you also meet, for each linked independent module, the terms
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+ and conditions of the license of that module. An independent module is a
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+ module which is not derived from or based on this library. If you modify
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+ this library, you may extend this exception to your version of the library,
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+ but you are not obligated to do so. If you do not wish to do so, delete this
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+ exception statement from your version.
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+
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+ This program is distributed in the hope that it will be useful, but WITHOUT
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+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
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+ for more details.
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+
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+ You should have received a copy of the GNU Library General Public License
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+ along with this library; if not, write to the Free Software Foundation,
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+ Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1335, USA.
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+}
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+
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+unit System.Terminal.PointingDeviceInput.Mouse;
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+
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+{$mode objfpc}{$H+}
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+
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+interface
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+
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+uses
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+ System.Terminal.Base, System.Terminal.PointingDeviceInput;
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+
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+type
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+
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+ { TTerminalPointingDeviceInput_Mouse }
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+
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+ TTerminalPointingDeviceInput_Mouse = class(TTerminalPointingDeviceInput)
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+ protected
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+ function IsEventAvailable: Boolean; override;
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+ public
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+ constructor Create; override;
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+ destructor Destroy; override;
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+
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+ procedure GetEvent(out Event: TPointingDeviceEvent); override;
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+ end;
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+
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+implementation
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+
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+uses
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+{$IFDEF FPC_DOTTEDUNITS}
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+ System.Console.Mouse;
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+{$ELSE FPC_DOTTEDUNITS}
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+ Mouse;
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+{$ENDIF FPC_DOTTEDUNITS}
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+
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+procedure MouseEvent2TerminalPointingDeviceEvent(const me: TMouseEvent; var tpde: TPointingDeviceEvent);
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+var
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+ b: TPointingDeviceButton;
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+ bs: TPointingDeviceButtonState;
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+begin
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+ tpde.X := me.x;
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+ tpde.Y := me.y;
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+ bs := [];
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+ for b := Low(TPointingDeviceButton) to High(TPointingDeviceButton) do
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+ if (me.buttons and (Word(1) shl Ord(b))) <> 0 then
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+ Include(bs, b);
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+ tpde.ButtonState := bs;
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+end;
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+
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+{ TTerminalPointingDeviceInput_Mouse }
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+
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+function TTerminalPointingDeviceInput_Mouse.IsEventAvailable: Boolean;
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+var
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+ me: TMouseEvent;
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+begin
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+ Result := PollMouseEvent(me);
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+end;
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+
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+constructor TTerminalPointingDeviceInput_Mouse.Create;
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+begin
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+ inherited Create;
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+ InitMouse;
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+end;
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+
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+destructor TTerminalPointingDeviceInput_Mouse.Destroy;
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+begin
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+ DoneMouse;
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+ inherited Destroy;
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+end;
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+
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+procedure TTerminalPointingDeviceInput_Mouse.GetEvent(out Event: TPointingDeviceEvent);
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+var
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+ me: TMouseEvent;
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+begin
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+ FillChar(Event, SizeOf(Event), 0);
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+ GetMouseEvent(me);
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+ MouseEvent2TerminalPointingDeviceEvent(me, Event);
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+end;
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+
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+end.
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+
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