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73 lines
2.0 KiB
ArmAsm
73 lines
2.0 KiB
ArmAsm
;
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; Mouse callbacks for GEOS.
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;
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; GEOS has a built-in mouse architecture. Half of this file does nothing
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; -- it exists merely to allow portable programs to link and run.
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;
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; 2.7.2001, Maciej 'YTM/Elysium' Witkowiak
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; 2004-03-20, Ullrich von Bassewitz
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; 2004-09-24, Greg King
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;
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; .constructor init_pointer
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.export _mouse_def_callbacks
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; .include "mouse-kernel.inc"
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; .include "const.inc"
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; .include "geossym.inc"
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.include "jumptab.inc"
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; .macpack generic
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; The functions below must be interrupt-safe,
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; because they might be called from an interrupt-handler.
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; --------------------------------------------------------------------------
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; Hide the mouse pointer. Always called with interrupts disabled.
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hide := MouseOff
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; --------------------------------------------------------------------------
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; Show the mouse pointer. Always called with interrupts disabled.
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show := MouseUp
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; --------------------------------------------------------------------------
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; Prepare to move the mouse pointer. Always called with interrupts disabled.
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prep:
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; Fall through
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; --------------------------------------------------------------------------
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; Draw the mouse pointer. Always called with interrupts disabled.
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draw:
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; Fall through
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; --------------------------------------------------------------------------
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; Move the mouse pointer X position to the value in .XA. Always called with
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; interrupts disabled.
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movex:
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; Fall through
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; --------------------------------------------------------------------------
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; Move the mouse pointer Y position to the value in .XA. Always called with
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; interrupts disabled.
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movey:
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rts
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; --------------------------------------------------------------------------
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; Callback structure
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.rodata
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_mouse_def_callbacks:
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.addr hide
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.addr show
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.addr prep
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.addr draw
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.addr movex
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.addr movey
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