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annotate cpp/qt_qtd/qtd_core.cpp @ 371:12f60887ed15

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add elasticnodes example and necessary changes to the library.
author Eldar Insafutdinov
date Wed, 07 Jul 2010 22:54:12 +0100
parents 9784459f0750
children 1f189d0ceab4
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1 /**
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2 Copyright: Copyright QtD Team, 2008-2010
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3 License: Boost License 1.0
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4 */
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5
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6 #include "qtd_core.h"
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7 #include <iostream>
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8
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9 QTD_EXPORT(CORE, toUtf8);
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10 QTD_EXPORT(CORE, QtdObject_delete);
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11
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12 QTD_EXTERN QTD_DLL_EXPORT void qtd_initCore()
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13 {
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14 QObjectLink::userDataId = QObject::registerUserData();
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15 }
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16
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17 QTD_EXTERN QTD_DLL_PUBLIC QModelIndex qtd_to_QModelIndex(QModelIndexAccessor mia)
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18 {
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19 return * (QModelIndex *) (&mia) ;
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20 }
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21
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22 QTD_EXTERN QTD_DLL_PUBLIC QModelIndexAccessor qtd_from_QModelIndex(const QModelIndex &index)
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23 {
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24 QModelIndexAccessor mia = {
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25 index.row(),
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26 index.column(),
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27 index.internalPointer(),
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28 (QAbstractItemModel *) index.model()
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29 };
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30
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31 return mia;
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32 }
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33
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34 QTD_EXTERN QTD_DLL_PUBLIC const char* qtd_qVersion()
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35 {
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36 return qVersion();
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37 }
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38
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39 QTD_EXTERN QTD_DLL_PUBLIC bool qtd_qSharedBuild()
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40 {
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41 return qSharedBuild();
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42 }
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43
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44 extern bool qRegisterResourceData
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45 (int, const unsigned char *, const unsigned char *, const unsigned char *);
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46
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47 extern bool qUnregisterResourceData
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48 (int, const unsigned char *, const unsigned char *, const unsigned char *);
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49
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50 QTD_EXTERN QTD_DLL_PUBLIC bool qtd_register_resource_data(int version, const unsigned char *tree,
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51 const unsigned char *name, const unsigned char *data)
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52 {
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53 return qRegisterResourceData(version, tree, name, data);
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54 }
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55
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56 QTD_EXTERN QTD_DLL_PUBLIC bool qtd_unregister_resource_data(int version, const unsigned char *tree,
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57 const unsigned char *name, const unsigned char *data)
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58 {
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59 return qUnregisterResourceData(version, tree, name, data);
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60 }
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61
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62 QTD_EXTERN QTD_DLL_PUBLIC int qtd_qrand()
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63 {
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64 return qrand();
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65 }
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66
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67 QTD_EXTERN QTD_DLL_PUBLIC void qtd_qsrand(uint seed)
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68 {
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69 qsrand(seed);
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70 }
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71
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72 //
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73 // QObjectLink implementation
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74 //
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75
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76 QObjectLink::QObjectLink(QObject *qObject, void* dId) :
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77 QtdObjectLink(dId),
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78 flags(None)
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79 {
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80 qObject->setUserData(userDataId, this);
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81 }
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82
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83 uint QObjectLink::userDataId;
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84
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85 QObjectLink* QObjectLink::getLink(const QObject *qObject)
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86 {
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87 return static_cast<QObjectLink*>(qObject->userData(userDataId));
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88 }
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89
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90 void* QObjectLink::getDId(const QObject* qObject)
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91 {
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92 QObjectLink* link = getLink(qObject);
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93 return link ? link->dId : NULL;
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94 }
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95
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96 void QObjectLink::destroyLink(QObject* qObject)
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97 {
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98 Q_ASSERT(dId);
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99 qtd_QtdObject_delete(dId);
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100 if (qObject)
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101 {
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102 qObject->setUserData(userDataId, NULL);
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103 dId = NULL;
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104 }
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105 }
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106
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107 bool QObjectLink::createdByD()
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108 {
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109 return CreatedByD & flags;
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110 }
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111
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112 QObjectLink::~QObjectLink()
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113 {
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114 if (dId)
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115 destroyLink();
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116 }
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117