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/**************************************************************************/
/* */
/* Copyright (c) 2001, 2010 NoMachine, http://www.nomachine.com/. */
/* */
/* NXCOMPSHAD, NX protocol compression and NX extensions to this software */
/* are copyright of NoMachine. Redistribution and use of the present */
/* software is allowed according to terms specified in the file LICENSE */
/* which comes in the source distribution. */
/* */
/* Check http://www.nomachine.com/licensing.html for applicability. */
/* */
/* NX and NoMachine are trademarks of Medialogic S.p.A. */
/* */
/* All rights reserved. */
/* */
/**************************************************************************/
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/keysym.h>
#include <string.h>
#define PANIC
#define WARNING
#undef TEST
#undef DEBUG
#include "Manager.h"
#include "Logger.h"
UpdateManager::UpdateManager(int w, int h, char *f, Input *i)
: width_(w), height_(h), frameBuffer_(f), input_(i)
{
logTrace("UpdateManager::UpdateManager");
nUpdater = 0;
updaterVector = NULL;
updateManagerRegion_ = NULL;
}
UpdateManager::~UpdateManager()
{
logTrace("UpdateManager::~UpdateManager");
for (int i = 0; i < nUpdater; i++)
{
delete updaterVector[i];
}
delete [] updaterVector;
}
Updater *UpdateManager::createUpdater(char *displayName, Display *display)
{
Updater *updater = new Updater(displayName, display);
if (updater == NULL)
{
logError("UpdateManager::createUpdater", ESET(ENOMEM));
return NULL;
}
if (updater -> init(width_, height_, frameBuffer_, input_) == -1)
{
logError("UpdateManager::createUpdater", EGET());
delete updater;
return NULL;
}
return updater;
}
UpdaterHandle UpdateManager::addUpdater(char *displayName, Display *display)
{
Updater *newUpdater = createUpdater(displayName, display);
if (newUpdater == NULL)
{
logError("UpdateManager::addUpdater", EGET());
return NULL;
}
Updater **newUpdaterVector = new Updater*[nUpdater + 1];
if (newUpdaterVector == NULL)
{
logError("UpdateManager::addUpdater", ESET(ENOMEM));
delete newUpdater;
return NULL;
}
for (int i = 0; i < nUpdater; i++)
{
newUpdaterVector[i] = updaterVector[i];
}
newUpdaterVector[nUpdater] = newUpdater;
delete [] updaterVector;
updaterVector = newUpdaterVector;
nUpdater++;
logTest("UpdateManager::AddUpdater", "Number of updaters [%d].", nUpdater);
return reinterpret_cast<UpdaterHandle>(newUpdater);
}
int UpdateManager::removeAllUpdaters()
{
logTest("UpdateManager::removeAllUpdaters", "Number of updaters [%d].", nUpdater);
int nullUpdaters = 0;
for (int i = nUpdater; i > 0; i--)
{
if (removeUpdater(reinterpret_cast<UpdaterHandle>(updaterVector[i - 1])) == 0)
{
nullUpdaters++;
}
}
if (nUpdater == 0)
{
return 1;
}
if (nUpdater == nullUpdaters)
{
logTest("UpdateManager::removeAllUpdaters", "Ignored null records in Updater vector.");
return 0;
}
logTest("UpdateManager::removeAllUpdaters", "Failed to remove some updaters.");
return -1;
}
int UpdateManager::removeUpdater(UpdaterHandle handle)
{
Updater * const updater = (Updater*) handle;
logTest("UpdateManager::removeUpdater", "Removing Updater [%p].", updater);
if (updater == NULL)
{
return 0;
}
for (int i = 0; i < nUpdater; i++)
{
if (updater == updaterVector[i])
{
updaterVector[i] = updaterVector[nUpdater - 1];
nUpdater--;
delete updater;
return 1;
}
}
logTest("UpdateManager::removeUpdater", "Couldn't find Updater [%p].", updater);
return -1;
}
void UpdateManager::addRegion(Region region)
{
logTrace("UpdateManager::addRegion");
for (int i = 0; i < nUpdater; i++)
{
updaterVector[i] -> addRegion(region);
}
XDestroyRegion(region);
}
void UpdateManager::update()
{
logTrace("UpdateManager::update");
for (int i = 0; i < nUpdater; i++)
{
/*updaterVector[i] -> update();*/
if (updaterVector[i] -> getUpdateRegion())
{
logDebug("UpdateManager::update", "pRegion [%p] rect[%ld].",
updaterVector[i] -> getUpdateRegion(), (updaterVector[i] -> getUpdateRegion()) -> numRects);
updateManagerRegion_ = updaterVector[i] -> getUpdateRegion();
//
// FIXME: Remove me.
//
for (int j = 0; j < updateManagerRegion_ -> numRects; j++)
{
int x = updateManagerRegion_ -> rects[j].x1;
int y = updateManagerRegion_ -> rects[j].y1;
unsigned int width = updateManagerRegion_ -> rects[j].x2 - updateManagerRegion_ -> rects[j].x1;
unsigned int height = updateManagerRegion_ -> rects[j].y2 - updateManagerRegion_ -> rects[j].y1;
logDebug("UpdateManager::update", "x[%d]y[%d]width[%u]height[%u], updateManagerRegion_[%p]",
x, y, width, height, updateManagerRegion_);
}
}
}
}
void UpdateManager::handleInput()
{
logTrace("UpdateManager::handleInput");
for (int i = 0; i < nUpdater; i++)
{
try
{
updaterVector[i] -> handleInput();
}
catch (UpdaterClosing u)
{
logTest("UpdateManager::handleInput", "Catched exception UpdaterClosing().");
removeUpdater((UpdaterHandle)updaterVector[i]);
//
// Now the i-element of the updaterVector
// is changed. We don't want to skip it.
//
i--;
}
}
}
void UpdateManager::newRegion()
{
logTrace("UpdateManager::newRegion");
for (int i = 0; i < nUpdater; i++)
{
updaterVector[i] -> newRegion();
}
}
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