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dmxbackend.c File Reference

#include "dmxinputinit.h"
-#include "dmxbackend.h"
-#include "dmxcommon.h"
-#include "dmxconsole.h"
-#include "dmxcursor.h"
-#include "dmxprop.h"
-#include "dmxsync.h"
-#include "dmxcb.h"
-#include "dmxevents.h"
-#include "ChkNotMaskEv.h"
-#include "inputstr.h"
-#include "input.h"
-#include <X11/keysym.h>
-#include "mipointer.h"
-#include "scrnintstr.h"
-#include "windowstr.h"
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Data Structures
struct	_myPrivate
Defines
#define	DMX_BACKEND_DEBUG 0
#define	DMXDBG0(f)
#define	DMXDBG1(f, a)
#define	DMXDBG2(f, a, b)
#define	DMXDBG3(f, a, b, c)
#define	DMXDBG4(f, a, b, c, d)
#define	DMXDBG5(f, a, b, c, d, e)
#define	DMXDBG6(f, a, b, c, d, e, g)
#define	DMXDBG7(f, a, b, c, d, e, g, h)
#define	DMXDBG8(f, a, b, c, d, e, g, h, i)
#define	DMXDBG9(f, a, b, c, d, e, g, h, i, j)
Typedefs
typedef struct _myPrivate	myPrivate
Functions
pointer	dmxBackendCreatePrivate (DeviceIntPtr pDevice)
void	dmxBackendDestroyPrivate (pointer private)
static void *	dmxBackendTestScreen (DMXScreenInfo dmxScreen, void closure)
static int	dmxBackendSameDisplay (myPrivate *priv, long screen)
static void *	dmxBackendTestEvents (DMXScreenInfo dmxScreen, void closure)
static void *	dmxBackendTestMotionEvent (DMXScreenInfo dmxScreen, void closure)
static DMXScreenInfo *	dmxBackendGetEvent (myPrivate priv, XEvent X)
static DMXScreenInfo *	dmxBackendPendingMotionEvent (myPrivate *priv, int save)
static void *	dmxBackendTestWindow (DMXScreenInfo dmxScreen, void closure)
static DMXScreenInfo *	dmxBackendFindWindow (myPrivate *priv, Window win)
static int	dmxBackendFindOverlapping (myPrivate *priv, int screen, int x, int y)
static int	dmxBackendOffscreen (int screen, int x, int y)
void	dmxBackendUpdatePosition (pointer private, int x, int y)
void	dmxBackendCollectEvents (DevicePtr pDev, dmxMotionProcPtr motion, dmxEnqueueProcPtr enqueue, dmxCheckSpecialProcPtr checkspecial, DMXBlockType block)
void	dmxBackendProcessInput (pointer private)
static void	dmxBackendComputeCenter (myPrivate *priv)
static DMXScreenInfo *	dmxBackendInitPrivate (DevicePtr pDev)
void	dmxBackendLateReInit (DevicePtr pDev)
void	dmxBackendInit (DevicePtr pDev)
void	dmxBackendMouGetInfo (DevicePtr pDev, DMXLocalInitInfoPtr info)
void	dmxBackendKbdGetInfo (DevicePtr pDev, DMXLocalInitInfoPtr info)
int	dmxBackendFunctions (pointer private, DMXFunctionType function)

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Detailed Description

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These routines support taking input from devices on the backend (output) displays.

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See also:: dmxcommon.c.

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Define Documentation

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#define DMX_BACKEND_DEBUG 0

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#define DMXDBG0 ( f )

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#define DMXDBG1	(	f,
		a		)

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#define DMXDBG2	(	f,
		a,
		b	)

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#define DMXDBG3	(	f,
		a,
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		c	)

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#define DMXDBG4	(	f,
		a,
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		c,
		d	)

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#define DMXDBG5	(	f,
		a,
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		c,
		d,
		e	)

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#define DMXDBG6	(	f,
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		c,
		d,
		e,
		g	)

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#define DMXDBG7	(	f,
		a,
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		c,
		d,
		e,
		g,
		h	)

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#define DMXDBG8	(	f,
		a,
		b,
		c,
		d,
		e,
		g,
		h,
		i	)

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Referenced by dmxBackendCollectEvents().

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#define DMXDBG9	(	f,
		a,
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		h,
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		j	)

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Referenced by dmxBackendCollectEvents(), and dmxBackendUpdatePosition().

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Typedef Documentation

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typedef struct _myPrivate myPrivate

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Function Documentation

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void dmxBackendCollectEvents	(	DevicePtr	pDev,
		dmxMotionProcPtr	motion,
		dmxEnqueueProcPtr	enqueue,
		dmxCheckSpecialProcPtr	checkspecial,
		DMXBlockType	block
	)

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Get events from the X queue on the backend servers and put the events into the DMX event queue.

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References _DMXScreenInfo::beDisplay, DMX_ABSOLUTE, DMX_RELATIVE, dmxBackendFindWindow(), dmxBackendGetEvent(), dmxBackendPendingMotionEvent(), dmxCommonRestoreState(), dmxCommonSaveState(), DMXDBG2, DMXDBG4, DMXDBG5, DMXDBG7, DMXDBG8, DMXDBG9, dmxError, dmxFatal, dmxLog(), dmxSync(), GETDMXINPUTFROMPRIV, GETPRIVFROMPDEV, _DMXScreenInfo::index, _DMXScreenInfo::name, _DMXScreenInfo::rootHeight, _DMXScreenInfo::rootWidth, _DMXScreenInfo::rootX, _DMXScreenInfo::rootXOrigin, _DMXScreenInfo::rootY, _DMXScreenInfo::rootYOrigin, and _DMXScreenInfo::scrnWin.

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static void dmxBackendComputeCenter ( myPrivate * priv ) [static]

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References _myPrivate::centerX, and _myPrivate::centerY.

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Referenced by dmxBackendInit(), and dmxBackendLateReInit().

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pointer dmxBackendCreatePrivate ( DeviceIntPtr pDevice )

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Create and return a private data structure.

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References GETDMXLOCALFROMPDEVICE.

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void dmxBackendDestroyPrivate ( pointer private )

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Destroy the private data structure. No checking is performed to verify that the structure was actually created by dmxBackendCreatePrivate.

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static int dmxBackendFindOverlapping	(	myPrivate *	priv,
		int	screen,
		int	x,
		int	y
	)			`[static]`

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References dmxOnScreen(), dmxScreens, _DMXScreenInfo::index, _myPrivate::myScreen, and _DMXScreenInfo::over.

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Referenced by dmxBackendUpdatePosition().

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static DMXScreenInfo* dmxBackendFindWindow	(	myPrivate *	priv,
		Window	win
	)			`[static]`

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References dmxBackendTestWindow(), and dmxPropertyIterate().

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Referenced by dmxBackendCollectEvents().

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int dmxBackendFunctions	(	pointer	private,
		DMXFunctionType	function
	)

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Process DMXFunctionType functions. The only function handled here is to acknowledge a pending server shutdown.

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References DMX_FUNCTION_TERMINATE.

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static DMXScreenInfo* dmxBackendGetEvent	(	myPrivate *	priv,
		XEvent *	X
	)			`[static]`

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References dmxBackendTestEvents(), and dmxPropertyIterate().

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Referenced by dmxBackendCollectEvents().

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void dmxBackendInit ( DevicePtr pDev )

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Initialized the backend device described by pDev.

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References DMX_LOCAL_KEYBOARD, DMX_LOCAL_MOUSE, dmxBackendComputeCenter(), dmxBackendInitPrivate(), dmxBackendSameDisplay(), GETPRIVFROMPDEV, and _DMXScreenInfo::index.

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static DMXScreenInfo* dmxBackendInitPrivate ( DevicePtr pDev ) [static]

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References _DMXScreenInfo::beDisplay, dmxFatal, dmxInputs, dmxLog(), dmxNumScreens, dmxPropertySameDisplay(), dmxScreens, GETPRIVFROMPDEV, _DMXInputInfo::name, and _DMXScreenInfo::scrnWin.

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Referenced by dmxBackendInit(), dmxBackendLateReInit(), and dmxBackendMouGetInfo().

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void dmxBackendKbdGetInfo	(	DevicePtr	pDev,
		DMXLocalInitInfoPtr	info
	)

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Get information about the backend keyboard (for initialization).

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References dmxCommonKbdGetInfo(), dmxCommonKbdGetMap(), _DMXLocalInitInfo::focusClass, _DMXLocalInitInfo::freemap, _DMXLocalInitInfo::kbdFeedbackClass, _DMXLocalInitInfo::keyboard, _DMXLocalInitInfo::keyClass, _DMXLocalInitInfo::keySyms, and _DMXLocalInitInfo::modMap.

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void dmxBackendLateReInit ( DevicePtr pDev )

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Re-initialized the backend device described by pDev (after a reconfig).

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References dmxBackendComputeCenter(), dmxBackendInitPrivate(), dmxBackendSameDisplay(), dmxBackendUpdatePosition(), DMXDBG1, dmxGetGlobalPosition(), dmxInvalidateGlobalPosition(), and GETPRIVFROMPDEV.

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void dmxBackendMouGetInfo	(	DevicePtr	pDev,
		DMXLocalInitInfoPtr	info
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Get information about the backend pointer (for initialization).

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References _DMXScreenInfo::beHeight, _DMXScreenInfo::beWidth, _DMXLocalInitInfo::buttonClass, dmxBackendInitPrivate(), dmxCommonMouGetMap(), _DMXLocalInitInfo::map, _DMXLocalInitInfo::maxres, _DMXLocalInitInfo::maxval, _DMXLocalInitInfo::minres, _DMXLocalInitInfo::minval, _DMXLocalInitInfo::numButtons, _DMXLocalInitInfo::numRelAxes, _DMXLocalInitInfo::ptrFeedbackClass, _DMXLocalInitInfo::res, and _DMXLocalInitInfo::valuatorClass.

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static int dmxBackendOffscreen	(	int	screen,
		int	x,
		int	y
	)			`[static]`

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References dmxOnScreen(), and dmxScreens.

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Referenced by dmxBackendUpdatePosition().

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static DMXScreenInfo* dmxBackendPendingMotionEvent	(	myPrivate *	priv,
		int	save
	)			`[static]`

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References _DMXScreenInfo::beDisplay, dmxBackendTestMotionEvent(), and dmxPropertyIterate().

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Referenced by dmxBackendCollectEvents(), and dmxBackendUpdatePosition().

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void dmxBackendProcessInput ( pointer private )

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Called after input events are processed from the DMX queue. No event processing actually takes place here, but this is a convenient place to update the pointer.

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References DMXDBG4, DMXDBG6, dmxScreens, dmxSync(), and GETPRIVFROMPRIVATE.

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