Data Structures | Defines | Typedefs | Functions
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"

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)

Detailed Description

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

See also:
dmxcommon.c.

Define Documentation

#define DMX_BACKEND_DEBUG   0
#define DMXDBG0 (   f)

Referenced by dmxBackendUpdatePosition().

#define DMXDBG1 (   f,
  a 
)

Referenced by dmxBackendLateReInit().

#define DMXDBG2 (   f,
  a,
  b 
)

Referenced by dmxBackendCollectEvents(), and dmxBackendUpdatePosition().

#define DMXDBG3 (   f,
  a,
  b,
  c 
)
#define DMXDBG4 (   f,
  a,
  b,
  c,
  d 
)

Referenced by dmxBackendCollectEvents(), and dmxBackendProcessInput().

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

Referenced by dmxBackendCollectEvents(), and dmxBackendUpdatePosition().

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

Referenced by dmxBackendProcessInput().

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

Referenced by dmxBackendCollectEvents().

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

Referenced by dmxBackendCollectEvents().

#define DMXDBG9 (   f,
  a,
  b,
  c,
  d,
  e,
  g,
  h,
  i,
  j 
)

Referenced by dmxBackendCollectEvents(), and dmxBackendUpdatePosition().

Typedef Documentation

typedef struct _myPrivate myPrivate

Function Documentation

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

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

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.

static void dmxBackendComputeCenter ( myPrivate *  priv) [static]

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

Referenced by dmxBackendInit(), and dmxBackendLateReInit().

pointer dmxBackendCreatePrivate ( DeviceIntPtr  pDevice)

Create and return a private data structure.

References GETDMXLOCALFROMPDEVICE.

void dmxBackendDestroyPrivate ( pointer  private)

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

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

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

Referenced by dmxBackendUpdatePosition().

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

References dmxBackendTestWindow(), and dmxPropertyIterate().

Referenced by dmxBackendCollectEvents().

int dmxBackendFunctions ( pointer  private,
DMXFunctionType  function 
)

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

References DMX_FUNCTION_TERMINATE.

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

References dmxBackendTestEvents(), and dmxPropertyIterate().

Referenced by dmxBackendCollectEvents().

void dmxBackendInit ( DevicePtr  pDev)

Initialized the backend device described by pDev.

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

static DMXScreenInfo* dmxBackendInitPrivate ( DevicePtr  pDev) [static]

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

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

void dmxBackendKbdGetInfo ( DevicePtr  pDev,
DMXLocalInitInfoPtr  info 
)

Get information about the backend keyboard (for initialization).

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

void dmxBackendLateReInit ( DevicePtr  pDev)

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

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

void dmxBackendMouGetInfo ( DevicePtr  pDev,
DMXLocalInitInfoPtr  info 
)

Get information about the backend pointer (for initialization).

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.

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

References dmxOnScreen(), and dmxScreens.

Referenced by dmxBackendUpdatePosition().

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

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

Referenced by dmxBackendCollectEvents(), and dmxBackendUpdatePosition().

void dmxBackendProcessInput ( pointer  private)

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.

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

static int dmxBackendSameDisplay ( myPrivate *  priv,
long  screen 
) [static]

References dmxBackendTestScreen(), dmxNumScreens, dmxPropertyIterate(), and _myPrivate::myScreen.

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

static void* dmxBackendTestEvents ( DMXScreenInfo *  dmxScreen,
void *  closure 
) [static]

References _DMXScreenInfo::beDisplay, and XCheckNotMaskEvent().

Referenced by dmxBackendGetEvent().

static void* dmxBackendTestMotionEvent ( DMXScreenInfo *  dmxScreen,
void *  closure 
) [static]

References _DMXScreenInfo::beDisplay.

Referenced by dmxBackendPendingMotionEvent().

static void* dmxBackendTestScreen ( DMXScreenInfo *  dmxScreen,
void *  closure 
) [static]

References _DMXScreenInfo::index.

Referenced by dmxBackendSameDisplay().

static void* dmxBackendTestWindow ( DMXScreenInfo *  dmxScreen,
void *  closure 
) [static]

References _DMXScreenInfo::scrnWin.

Referenced by dmxBackendFindWindow().

void dmxBackendUpdatePosition ( pointer  private,
int  x,
int  y 
)

This routine is called from dmxCoreMotion for each motion event. x and y are global coordinants.

References dmxBackendFindOverlapping(), dmxBackendOffscreen(), dmxBackendPendingMotionEvent(), dmxBackendSameDisplay(), dmxCheckCursor(), dmxConsoleCapture(), dmxConsoleUncapture(), DMXDBG0, DMXDBG2, DMXDBG5, DMXDBG9, dmxHideCursor(), dmxScreens, dmxSync(), and GETPRIVFROMPRIVATE.

Referenced by dmxBackendLateReInit().