vos/gui/gui/display.cc

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/* $Id: display.cc,v 1.7 2003/08/05 14:23:15 reed Exp $ */


/*

    Copyright (C) 2002 Reed Hedges

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA
*/


/** @file container.cc Code: a MetaObject for Display object types. */

#include <vos/corelibs/vos/vos.hh>
#include <vos/metaobjects/property/property.hh>
#include "container.hh"
#include "display.hh"

using namespace VOSGUI;

/* Constructor */
Display::Display(MetaObject* s) : MetaObject(s),
    accessControl(&NoPropertyAccessControl::static_) {
}

Display::~Display() {
}


/* Get/Set default AC */
void Display::setPropertyAccessControl(PropertyAccessControl* ac) {
    accessControl = ac;
}

PropertyAccessControl* Display::getPropertyAccessControl() {
    return accessControl;
}

void Display::initialize(PropertyAccessControl* ac) {
    setPropertyAccessControl(ac);
}

void Display::initialize() {
    initialize(&NoPropertyAccessControl::static_);
}


LocalDisplay::LocalDisplay(MetaObject* s) : Display(s), MetaObject(s) {
}



RemoteDisplay::RemoteDisplay(MetaObject* s) : Display(s), MetaObject(s) {
}


const string Display::getType() {
    return string("gui:display");
}

/* Register extenders with libvos MetaFactory */
void Display::registerExtenders() {
    LocalSite::addLocalObjectExtension(typeid(LocalDisplay).name(), &LocalDisplay::new_LocalDisplay);
    LocalSite::addLocalObjectExtension(typeid(Display).name(), &LocalDisplay::new_LocalDisplay);
    LocalSite::addLocalObjectExtension("gui:display", &LocalDisplay::new_LocalDisplay);
    RemoteSite::addRemoteObjectExtension(typeid(RemoteDisplay).name(), &RemoteDisplay::new_RemoteDisplay);
    RemoteSite::addRemoteObjectExtension(typeid(Display).name(), &RemoteDisplay::new_RemoteDisplay);
    RemoteSite::addRemoteObjectExtension("gui:display", &RemoteDisplay::new_RemoteDisplay);
}



/* Get and set Subproperties and other Subobjects */

string Display::getAppInfo() {
    string s;
    vRef<Vobject> v = findObject("gui:display-app-info");
    Property* p = meta_cast<Property*>(&v);
    if(!p) throw bad_cast();
    p->read(s);
    return s;
}

void Display::setAppInfo(const string& value, PropertyAccessControl* ac) {
    if(!ac)
        ac = accessControl;
    Property::setProperty(*this, "gui:display-app-info", value, "text/plain", ac);
}


string Display::getUserId() {
    string s;
    vRef<Vobject> v = findObject("gui:display-user-id");
    Property* p = meta_cast<Property*>(&v);
    if(!p) throw bad_cast();
    p->read(s);
    return s;
}

void Display::setUserId(const string& value, PropertyAccessControl* ac) {
    if(!ac)
        ac = accessControl;
    Property::setProperty(*this, "gui:display-user-id", value, "text/plain", ac);
}

bool Display::getAppDedicated() {
    string s;
    try {
        vRef<Vobject> v = findObject("gui:display-app-dedicated");
        Property* p = meta_cast<Property*>(&v);
        if(!p) throw bad_cast();
        p->read(s);
    } catch(Vobject::NoSuchObjectError) {
       return false;
    } catch(bad_cast) {
        return false;
    }
    if(s == "no")
        return false;
    else
        return true;
}

void Display::setAppDedicated(bool value, PropertyAccessControl* ac) {
    if(!ac)
        ac = accessControl;
    Property::setProperty(*this, "gui:display-app-dedicated", value?"yes":"no", "text/x-yes-no", ac);
}


void Display::addWindow(Container* c, const string& contextName) {
    try {
        ParentChildRelation& rel = c->findParent(*this);
        c->raise();
    } catch(NoSuchObjectError) {
        if(contextName == "")
            insertChild(-1, c->getName(), c); 
        else
            insertChild(-1, contextName, c);
    }
}

void Display::removeWindow(Container* c) {
    LOG("VOSGUI::Display", 2, "Removing child from display...");
    ParentChildRelation& rel = c->findParent(*this);
    removeChild(rel.position);
}

void Display::addSubDisplay(Display* c, const string& contextName) {
    if(contextName == "")
        insertChild(-1, c->getName(), c); 
    else
        insertChild(-1, contextName, c);
}

void Display::removeSubDisplay(Display* c) {
    ParentChildRelation& rel = c->findParent(*this);
    removeChild(rel.position);
}


MetaObject* LocalDisplay::new_LocalDisplay(MetaObject *s, const string& type) {
    return new LocalDisplay(s);
}

MetaObject* RemoteDisplay::new_RemoteDisplay(MetaObject *s, const string& type) {
    return new RemoteDisplay(s);
}

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