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annotate cpp/qt_qtd/qtd_core.cpp @ 355:08c1ca7975ab

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obviated redundant virtual dispatch callbacks
author Max Samukha <maxter@spambox.com>
date Tue, 25 May 2010 17:23:11 +0300
parents 18bd68f586c6
children 9784459f0750
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1 /**
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2 *
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3 * Copyright: Copyright QtD Team, 2008-2009
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4 * License: <a href="http://www.boost.org/LICENSE_1_0.txt>Boost License 1.0</a>
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5 *
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6 * Copyright QtD Team, 2008-2009
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7 * Distributed under the Boost Software License, Version 1.0.
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8 * (See accompanying file boost-license-1.0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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9 *
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10 */
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11
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12 #include "qtd_core.h"
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13 #include <iostream>
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14
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15 uint userDataId;
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16
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17 extern "C" 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 extern "C" 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 extern "C" 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 extern "C" 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 //TODO: this has to be replaced with something that makes some sense
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45 #ifdef CPP_SHARED
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46 QTD_EXPORT_VAR(qtd_toUtf8);
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47 QTD_EXPORT_VAR(qtd_QtdObject_delete);
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48
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49 extern "C" DLL_PUBLIC void qtd_core_initCallBacks(pfunc_abstr d_func, pfunc_abstr del_d_qobj) {
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50 QTD_EXPORT_VAR_SET(qtd_toUtf8, d_func);
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51 QTD_EXPORT_VAR_SET(qtd_QtdObject_delete, del_d_qobj);
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52
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53 userDataId = QObject::registerUserData();
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54 }
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55 #endif
57
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56
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57 extern bool qRegisterResourceData
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58 (int, const unsigned char *, const unsigned char *, const unsigned char *);
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59
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60 extern bool qUnregisterResourceData
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61 (int, const unsigned char *, const unsigned char *, const unsigned char *);
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62
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63 extern "C" DLL_PUBLIC bool qtd_register_resource_data(int version, const unsigned char *tree,
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64 const unsigned char *name, const unsigned char *data)
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65 {
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66 return qRegisterResourceData(version, tree, name, data);
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67 }
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68
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69 extern "C" DLL_PUBLIC bool qtd_unregister_resource_data(int version, const unsigned char *tree,
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70 const unsigned char *name, const unsigned char *data)
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71 {
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72 return qUnregisterResourceData(version, tree, name, data);
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73 }
355
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74
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75 //
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76 // QObjectLink implementation
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77 //
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78
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79 QObjectLink::QObjectLink(QObject *qObject, void* dId) :
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80 QtdObjectLink(dId),
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81 flags(None)
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82 {
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83 qObject->setUserData(userDataId, this);
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84 }
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85
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86 QObjectLink* QObjectLink::getLink(const QObject *qObject)
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87 {
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88 return static_cast<QObjectLink*>(qObject->userData(userDataId));
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89 }
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90
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91 void* QObjectLink::getDId(const QObject* qObject)
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92 {
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93 QObjectLink* link = getLink(qObject);
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94 return link ? link->dId : NULL;
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95 }
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96
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97 void QObjectLink::destroyLink(QObject* qObject)
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98 {
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99 Q_ASSERT(dId);
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100 qtd_QtdObject_delete(dId);
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101 if (qObject)
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102 {
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103 qObject->setUserData(userDataId, NULL);
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104 dId = NULL;
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105 }
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106 }
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107
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108 bool QObjectLink::createdByD()
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109 {
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110 return CreatedByD & flags;
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111 }
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112
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113 QObjectLink::~QObjectLink()
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114 {
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115 if (dId)
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116 destroyLink();
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117 }
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118