[2] | 1 | // %flair:license{
|
---|
| 2 | // This file is part of the Flair framework distributed under the
|
---|
| 3 | // CECILL-C License, Version 1.0.
|
---|
| 4 | // %flair:license}
|
---|
| 5 | // created: 2012/05/02
|
---|
| 6 | // filename: Widget.cpp
|
---|
| 7 | //
|
---|
| 8 | // author: Guillaume Sanahuja
|
---|
| 9 | // Copyright Heudiasyc UMR UTC/CNRS 7253
|
---|
| 10 | //
|
---|
| 11 | // version: $Id: $
|
---|
| 12 | //
|
---|
| 13 | // purpose: classe pour widget
|
---|
| 14 | //
|
---|
| 15 | //
|
---|
| 16 | /*********************************************************************/
|
---|
| 17 |
|
---|
| 18 | #include "Widget.h"
|
---|
| 19 | #include "Widget_impl.h"
|
---|
| 20 | #include "Object_impl.h"
|
---|
| 21 | #include "FrameworkManager.h"
|
---|
| 22 | #include "FrameworkManager_impl.h"
|
---|
| 23 | #include "config.h"
|
---|
| 24 | #ifdef __XENO__
|
---|
| 25 | #include <native/heap.h>
|
---|
| 26 | #else
|
---|
| 27 | #include <errno.h>
|
---|
| 28 | #include <cstring>
|
---|
| 29 | #endif
|
---|
| 30 |
|
---|
| 31 | using std::string;
|
---|
| 32 | using std::vector;
|
---|
| 33 | using namespace flair::core;
|
---|
| 34 | using namespace flair::gui;
|
---|
| 35 |
|
---|
| 36 | namespace{
|
---|
| 37 | #ifdef __XENO__
|
---|
| 38 | RT_HEAP xml_heap;
|
---|
| 39 |
|
---|
| 40 | void xml2_free(void *mem)
|
---|
| 41 | {
|
---|
| 42 | //Printf("free %x\n",mem);
|
---|
| 43 | if(mem==NULL) return;
|
---|
| 44 | int status=rt_heap_free(&xml_heap,mem);
|
---|
| 45 |
|
---|
| 46 | if(status!=0)
|
---|
| 47 | {
|
---|
| 48 | printf("libxml2: rt_heap_free error (%s)\n",strerror(-status));
|
---|
| 49 | }
|
---|
| 50 | }
|
---|
| 51 |
|
---|
| 52 | void *xml2_alloc(size_t sz)
|
---|
| 53 | {
|
---|
| 54 | void *ptr;
|
---|
| 55 | //printf("alloc %i\n",sz);
|
---|
| 56 | int status=rt_heap_alloc(&xml_heap,sz,TM_NONBLOCK ,&ptr);
|
---|
| 57 | if(status!=0)
|
---|
| 58 | {
|
---|
| 59 | printf("libxml2: rt_heap_alloc error (%s)\n",strerror(-status));
|
---|
| 60 | }
|
---|
| 61 | //Printf("alloc %x %i\n",ptr,sz);
|
---|
| 62 |
|
---|
| 63 | return ptr;
|
---|
| 64 |
|
---|
| 65 | }
|
---|
| 66 |
|
---|
| 67 | void *xml2_realloc(void *emem,size_t sz)
|
---|
| 68 | {
|
---|
| 69 | //Printf("realloc %x %i -> %i\n",emem,sz,sz);
|
---|
| 70 | void *mem_re;
|
---|
| 71 |
|
---|
| 72 |
|
---|
| 73 | if (emem == NULL)
|
---|
| 74 | {
|
---|
| 75 | return xml2_alloc(sz);
|
---|
| 76 | }
|
---|
| 77 | else if (sz == 0)
|
---|
| 78 | {
|
---|
| 79 | xml2_free(emem);
|
---|
| 80 | }
|
---|
| 81 |
|
---|
| 82 | mem_re = xml2_alloc(sz);
|
---|
| 83 |
|
---|
| 84 | memcpy(mem_re, emem, sz);
|
---|
| 85 |
|
---|
| 86 | xml2_free(emem);
|
---|
| 87 |
|
---|
| 88 | return mem_re;
|
---|
| 89 | }
|
---|
| 90 |
|
---|
| 91 | char *xml2_strdup(const char * str)
|
---|
| 92 | {
|
---|
| 93 | // printf("strdup %s\n",str);
|
---|
| 94 | char *s = (char*)xml2_alloc(strlen(str) + 1);
|
---|
| 95 | if (s == NULL)
|
---|
| 96 | return NULL;
|
---|
| 97 |
|
---|
| 98 | strcpy(s, str);
|
---|
| 99 | return s;
|
---|
| 100 |
|
---|
| 101 | }
|
---|
| 102 | #endif //__XENO__
|
---|
| 103 | }
|
---|
| 104 |
|
---|
| 105 | Widget_impl::Widget_impl(Widget* self,const Widget* parent,string name,string type)
|
---|
| 106 | {
|
---|
| 107 | //Printf("Widget %s\n",name.c_str());
|
---|
| 108 | isenabled=true;
|
---|
| 109 | file_node=NULL;
|
---|
| 110 | this->self=self;
|
---|
| 111 |
|
---|
| 112 | //n'est execute qu'une fois lorsqu'on construit le FrameworkManager
|
---|
| 113 | if(parent==NULL)
|
---|
| 114 | {
|
---|
| 115 | #ifdef __XENO__
|
---|
| 116 | string tmp_name;
|
---|
| 117 | tmp_name=name + "-xml";
|
---|
| 118 | int status=rt_heap_create(&xml_heap,tmp_name.c_str(),XML_HEAP,H_FIFO);
|
---|
| 119 | if(status!=0)
|
---|
| 120 | {
|
---|
| 121 | self->Err("rt_heap_create error (%s)\n",strerror(-status));
|
---|
| 122 | }
|
---|
| 123 |
|
---|
| 124 | xmlMemSetup(xml2_free,xml2_alloc, xml2_realloc,xml2_strdup);
|
---|
| 125 | #endif //__XENO__
|
---|
| 126 | }
|
---|
| 127 |
|
---|
| 128 | //xml init
|
---|
| 129 | if(parent==NULL)
|
---|
| 130 | {
|
---|
| 131 | //create local doc
|
---|
| 132 | send_doc = xmlNewDoc((xmlChar*)"1.0");
|
---|
| 133 | send_node = xmlNewNode(NULL, (xmlChar*)type.c_str());
|
---|
| 134 | xmlDocSetRootElement(send_doc, send_node);
|
---|
| 135 | xmlSetProp(send_node,(xmlChar*)"name",(xmlChar*)self->ObjectName().c_str());
|
---|
| 136 | }
|
---|
| 137 | else
|
---|
| 138 | {
|
---|
| 139 | parent->pimpl_->AddChild(self);
|
---|
| 140 |
|
---|
| 141 | //get node corresponding to this widget in the xml file
|
---|
| 142 | if(parent->pimpl_->file_node!=NULL)
|
---|
| 143 | {
|
---|
| 144 | xmlChar* search=xmlCharStrdup(type.c_str());
|
---|
| 145 | file_node=GetNodeByProp(parent->pimpl_->file_node->xmlChildrenNode,search,(xmlChar*)"name",(xmlChar*)name.c_str());
|
---|
| 146 | xmlFree(search);
|
---|
| 147 | }
|
---|
| 148 | else
|
---|
| 149 | {
|
---|
| 150 | self->Err("parent->file_node is NULL\n");
|
---|
| 151 | }
|
---|
| 152 |
|
---|
| 153 | if(file_node==NULL)
|
---|
| 154 | {
|
---|
| 155 | self->Warn("%s, no match found in xml file\n",type.c_str());
|
---|
| 156 | xmlNode *node;
|
---|
| 157 | node=xmlNewNode(NULL, (xmlChar*)type.c_str());
|
---|
| 158 | xmlSetProp(node,(xmlChar*)"name",(xmlChar*)name.c_str());
|
---|
| 159 | file_node=xmlAddChild(parent->pimpl_->file_node,node);
|
---|
| 160 | //((Widget*)getFrameworkManager())->pimpl_->PrintXml();
|
---|
| 161 | }
|
---|
| 162 |
|
---|
| 163 | send_doc=parent->pimpl_->CopyDoc();
|
---|
| 164 |
|
---|
| 165 | //on recupere le dernier node
|
---|
| 166 | xmlNodePtr node=xmlDocGetRootElement(send_doc);
|
---|
| 167 | while(node->children!=NULL) node=node->children;
|
---|
| 168 |
|
---|
| 169 | //on ajoute le node du widget
|
---|
| 170 | send_node = xmlNewNode(NULL, (xmlChar*)type.c_str());
|
---|
| 171 | xmlSetProp(send_node,(xmlChar*)"name",(xmlChar*)name.c_str());
|
---|
| 172 | xmlAddChild(node,send_node);
|
---|
| 173 | }
|
---|
| 174 |
|
---|
| 175 | //Printf("Widget ok %s\n",name.c_str());
|
---|
| 176 | }
|
---|
| 177 |
|
---|
| 178 | Widget_impl::~Widget_impl()
|
---|
| 179 | {
|
---|
| 180 | //Printf("destruction widget %s\n",self->ObjectName().c_str());
|
---|
| 181 |
|
---|
| 182 | if(self->Parent()!=NULL) ((Widget*)(self->Parent()))->pimpl_->RemoveChild(self);
|
---|
| 183 |
|
---|
| 184 | //on efface les widgets enfants avant d'envoyer son propre delete au sol
|
---|
| 185 | //dans le delete child on modifie le child du parent, donc on se refere toujours au premier
|
---|
| 186 | while(childs.size()!=0)
|
---|
| 187 | {
|
---|
| 188 | //Printf("child %i %s\n",childs.size(),childs.front()->ObjectName().c_str());
|
---|
| 189 | if(childs.front()!=NULL) delete childs.front();
|
---|
| 190 | }
|
---|
| 191 | childs.clear();
|
---|
| 192 |
|
---|
| 193 | self->SetVolatileXmlProp("Delete",true);
|
---|
| 194 |
|
---|
| 195 | if(self->Parent()!=NULL) SendXml();
|
---|
| 196 |
|
---|
| 197 | xmlFreeDoc(send_doc);
|
---|
| 198 |
|
---|
| 199 | if(self->Parent()==NULL)
|
---|
| 200 | {
|
---|
| 201 | xmlCleanupParser();
|
---|
| 202 | #ifdef __XENO__
|
---|
| 203 | int status;
|
---|
| 204 | RT_HEAP_INFO info;
|
---|
| 205 | status=rt_heap_inquire(&xml_heap,&info);
|
---|
| 206 | if(status!=0)
|
---|
| 207 | {
|
---|
| 208 | self->Err("rt_heap_inquire error (%s)\n",strerror(-status));
|
---|
| 209 | }
|
---|
| 210 | if(info.usedmem!=0) self->Err("fuite memoire xml heap (%ld)\n",info.usedmem);
|
---|
| 211 | //Printf("fin heap xml\n");
|
---|
| 212 | status=rt_heap_delete(&xml_heap);
|
---|
| 213 | if(status!=0)
|
---|
| 214 | {
|
---|
| 215 | self->Err("rt_heap_delete error (%s)\n",strerror(-status));
|
---|
| 216 | }
|
---|
| 217 | #endif
|
---|
| 218 | }
|
---|
| 219 | //Printf("destruction widget %s ok\n",self->ObjectName().c_str());
|
---|
| 220 | }
|
---|
| 221 |
|
---|
| 222 | void Widget_impl::AddChild(const Widget* child)
|
---|
| 223 | {
|
---|
| 224 | childs.push_back((Widget*)child);
|
---|
| 225 | }
|
---|
| 226 |
|
---|
| 227 | void Widget_impl::RemoveChild(const Widget* child)
|
---|
| 228 | {
|
---|
| 229 | for(vector<Widget*>::iterator it=childs.begin() ; it < childs.end(); it++ )
|
---|
| 230 | {
|
---|
| 231 | if(*it==child)
|
---|
| 232 | {
|
---|
| 233 | childs.erase(it);
|
---|
| 234 | break;
|
---|
| 235 | }
|
---|
| 236 | }
|
---|
| 237 | }
|
---|
| 238 |
|
---|
| 239 | xmlDocPtr Widget_impl::CopyDoc(void)
|
---|
| 240 | {
|
---|
| 241 | return xmlCopyDoc(send_doc,1);
|
---|
| 242 | }
|
---|
| 243 |
|
---|
| 244 | void Widget_impl::ClearXmlProps(void) {
|
---|
| 245 | xmlUnlinkNode(send_node);
|
---|
| 246 | xmlFreeNode(send_node);
|
---|
| 247 |
|
---|
| 248 | xmlNodePtr node;
|
---|
| 249 | node=xmlDocGetRootElement(send_doc);
|
---|
| 250 |
|
---|
| 251 | if(node==NULL) {//il ne reste plus rien, on refait le rootelement
|
---|
| 252 | send_node = xmlNewNode(NULL, (xmlChar*)XML_ROOT_TYPE);
|
---|
| 253 | xmlSetProp(send_node,(xmlChar*)"name",(xmlChar*)self->ObjectName().c_str());
|
---|
| 254 | xmlDocSetRootElement(send_doc, send_node);
|
---|
| 255 | } else {
|
---|
| 256 | while(node->children!=NULL) node=node->children;
|
---|
| 257 | send_node = xmlNewNode(NULL, (xmlChar*)self->ObjectType().c_str());
|
---|
| 258 | xmlSetProp(send_node,(xmlChar*)"name",(xmlChar*)self->ObjectName().c_str());
|
---|
| 259 | xmlAddChild(node,send_node);
|
---|
| 260 | }
|
---|
| 261 | }
|
---|
| 262 |
|
---|
| 263 | void Widget_impl::printSendNode() {
|
---|
| 264 |
|
---|
| 265 | xmlChar *xmlbuff;
|
---|
| 266 | int buffersize;
|
---|
| 267 | xmlDocDumpFormatMemory(send_doc, &xmlbuff, &buffersize, 1);
|
---|
| 268 | Printf("xml:\n%s\n",xmlbuff);
|
---|
| 269 | xmlFree(xmlbuff);
|
---|
| 270 | }
|
---|
| 271 |
|
---|
| 272 | void Widget_impl::SendXml(void)
|
---|
| 273 | {
|
---|
| 274 | if(getUiCom()!=NULL) {
|
---|
| 275 | xmlChar *xmlbuff;
|
---|
| 276 | int buffersize;
|
---|
| 277 | xmlDocDumpFormatMemory(send_doc, &xmlbuff, &buffersize, 0);
|
---|
| 278 | getUiCom()->Send((char*)xmlbuff,buffersize);
|
---|
| 279 | xmlFree(xmlbuff);
|
---|
| 280 |
|
---|
| 281 | ClearXmlProps();
|
---|
| 282 | }
|
---|
| 283 | }
|
---|
| 284 |
|
---|
| 285 | void Widget_impl::setEnabled(bool status) {
|
---|
| 286 | self->SetVolatileXmlProp("IsEnabled",status);
|
---|
| 287 | SendXml();
|
---|
| 288 | }
|
---|
| 289 |
|
---|
| 290 |
|
---|
| 291 | void Widget_impl::ProcessXML(xmlNode *node)
|
---|
| 292 | {
|
---|
| 293 | //Printf("ProcessXML %s %s\n",xmlGetProp(send_node, (xmlChar*)"name"),send_node->name);
|
---|
| 294 | xmlNode *cur_node = NULL;
|
---|
| 295 |
|
---|
| 296 | for(size_t i=0;i<childs.size();i++)
|
---|
| 297 | {
|
---|
| 298 | for (cur_node = node; cur_node; cur_node = cur_node->next)
|
---|
| 299 | {
|
---|
| 300 | if (cur_node->type == XML_ELEMENT_NODE)
|
---|
| 301 | {
|
---|
| 302 | //Printf("recherche %s\n", xmlGetProp(cur_node, (xmlChar*)"name"));
|
---|
| 303 | xmlChar* name=NULL;
|
---|
| 304 | name=xmlGetProp(cur_node, (xmlChar*)"name");
|
---|
| 305 | if (!xmlStrcmp((xmlChar *)childs[i]->ObjectName().c_str(), name))
|
---|
| 306 | {
|
---|
| 307 | //Printf("correspond %s\n",childs[i]->ObjectName().c_str());
|
---|
| 308 | xmlChar* new_name=NULL;
|
---|
| 309 | new_name=xmlGetProp(cur_node, (xmlChar*)"new_name");
|
---|
| 310 | if(new_name!=NULL)
|
---|
| 311 | {
|
---|
| 312 | unsigned char* ren_name=new_name;//xmlGetProp(cur_node, (xmlChar*)"new_name");
|
---|
| 313 | self->Warn("%s existe deja, renommage en %s; possiblite de problemes!!\n",childs[i]->ObjectName().c_str(),new_name);
|
---|
| 314 | childs[i]->Object::pimpl_->name=((const char*)ren_name);
|
---|
| 315 | xmlSetProp(childs[i]->pimpl_->send_node,(xmlChar*)"name",xmlGetProp(cur_node, (xmlChar*)"new_name"));
|
---|
| 316 | xmlFree(new_name);
|
---|
| 317 | if(name!=NULL) xmlFree(name);
|
---|
| 318 | break;
|
---|
| 319 | }
|
---|
| 320 |
|
---|
| 321 | if(name!=NULL) xmlFree(name);
|
---|
| 322 |
|
---|
| 323 | //update file node
|
---|
| 324 | xmlAttr *cur_prop = NULL;
|
---|
| 325 | //xmlAttr *file_prop = NULL;
|
---|
| 326 | for (cur_prop = cur_node->properties; cur_prop; cur_prop = cur_prop->next)
|
---|
| 327 | {
|
---|
| 328 | //Printf("rcv prop %s %s\n",cur_prop->name,cur_prop->children->content);
|
---|
| 329 | xmlSetProp(childs[i]->pimpl_->file_node,cur_prop->name,cur_prop->children->content);
|
---|
| 330 | }
|
---|
| 331 |
|
---|
| 332 | childs[i]->XmlEvent();
|
---|
| 333 |
|
---|
| 334 | childs[i]->pimpl_->ProcessXML(cur_node->children);
|
---|
| 335 | break;
|
---|
| 336 |
|
---|
| 337 | }
|
---|
| 338 | if(name!=NULL) xmlFree(name);
|
---|
| 339 | }
|
---|
| 340 | }
|
---|
| 341 | }
|
---|
| 342 |
|
---|
| 343 | //printf("fin ProcessXML %s %s\n",xmlGetProp(send_node, (xmlChar*)"name"),send_node->name);
|
---|
| 344 | }
|
---|
| 345 |
|
---|
| 346 |
|
---|
| 347 | xmlNodePtr Widget_impl::GetNodeByProp(xmlNodePtr doc,xmlChar *type,xmlChar *prop,xmlChar *value)
|
---|
| 348 | {
|
---|
| 349 | //printf("cherche keyword: %s %s %s\n", type,prop,value);
|
---|
| 350 | xmlNode *cur_node = NULL;
|
---|
| 351 | for (cur_node = doc; cur_node; cur_node = cur_node->next)
|
---|
| 352 | {
|
---|
| 353 | if (cur_node->type == XML_ELEMENT_NODE)
|
---|
| 354 | {
|
---|
| 355 | //printf("node %s %s\n",xmlGetProp(cur_node, (xmlChar*)"name"),cur_node->name);
|
---|
| 356 | xmlChar *test = NULL;
|
---|
| 357 | test=xmlGetProp(cur_node, prop);
|
---|
| 358 | if(!xmlStrcmp(test,value) && !xmlStrcmp(cur_node->name,type ))
|
---|
| 359 | {
|
---|
| 360 | //printf("ok\n");
|
---|
| 361 | if(test!=NULL) xmlFree(test);
|
---|
| 362 | return cur_node;
|
---|
| 363 | }
|
---|
| 364 | if(test!=NULL) xmlFree(test);
|
---|
| 365 | }
|
---|
| 366 | }
|
---|
| 367 |
|
---|
| 368 | return NULL;
|
---|
| 369 | }
|
---|