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00020 #include "kexidataawarepropertyset.h"
00021 #include "kexitableviewdata.h"
00022 #include "kexidataawareobjectiface.h"
00023
00024 #include <koproperty/property.h>
00025 #include <kexiviewbase.h>
00026
00027 #define MAX_FIELDS 101 //nice prime number (default buffer vector size)
00028
00029 KexiDataAwarePropertySet::KexiDataAwarePropertySet(KexiViewBase *view,
00030 KexiDataAwareObjectInterface* dataObject)
00031 : QObject( view, QCString(view->name())+"KexiDataAwarePropertySet" )
00032 , m_view(view)
00033 , m_dataObject(dataObject)
00034 , m_row(-99)
00035 {
00036 m_sets.setAutoDelete(true);
00037
00038
00039
00040 m_dataObject->connectDataSetSignal(this, SLOT(slotDataSet(KexiTableViewData*)));
00041
00042
00043 m_dataObject->connectCellSelectedSignal(this, SLOT(slotCellSelected(int,int)));
00044
00045 slotDataSet( m_dataObject->data() );
00046 const bool wasDirty = view->dirty();
00047 clear();
00048 if (!wasDirty)
00049 view->setDirty(false);
00050 }
00051
00052 KexiDataAwarePropertySet::~KexiDataAwarePropertySet()
00053 {
00054 }
00055
00056 void KexiDataAwarePropertySet::slotDataSet( KexiTableViewData *data )
00057 {
00058 if (!m_currentTVData.isNull()) {
00059 m_currentTVData->disconnect( this );
00060 clear();
00061 }
00062 m_currentTVData = data;
00063 if (!m_currentTVData.isNull()) {
00064 connect(m_currentTVData, SIGNAL(rowDeleted()), this, SLOT(slotRowDeleted()));
00065 connect(m_currentTVData, SIGNAL(rowsDeleted( const QValueList<int> & )),
00066 this, SLOT(slotRowsDeleted( const QValueList<int> & )));
00067 connect(m_currentTVData, SIGNAL(rowInserted(KexiTableItem*,uint,bool)),
00068 this, SLOT(slotRowInserted(KexiTableItem*,uint,bool)));
00069 connect(m_currentTVData, SIGNAL(reloadRequested()),
00070 this, SLOT(slotReloadRequested()));
00071 }
00072 }
00073
00074 void KexiDataAwarePropertySet::removeCurrentPropertySet()
00075 {
00076 remove( m_dataObject->currentRow() );
00077 }
00078
00079 void KexiDataAwarePropertySet::remove(uint row)
00080 {
00081 KoProperty::Set *buf = m_sets.at(row);
00082 if (!buf)
00083 return;
00084 buf->debug();
00085 m_sets.remove(row);
00086 m_view->setDirty();
00087 m_view->propertySetSwitched();
00088 }
00089
00090 uint KexiDataAwarePropertySet::size() const
00091 {
00092 return m_sets.size();
00093 }
00094
00095 void KexiDataAwarePropertySet::clear(uint minimumSize)
00096 {
00097 m_sets.clear();
00098 m_sets.resize(QMAX(minimumSize, MAX_FIELDS));
00099 m_view->setDirty(true);
00100 m_view->propertySetSwitched();
00101 }
00102
00103 void KexiDataAwarePropertySet::slotReloadRequested()
00104 {
00105 clear();
00106 }
00107
00108 void KexiDataAwarePropertySet::insert(uint row, KoProperty::Set* buf, bool newOne)
00109 {
00110 if (!buf || row >= m_sets.size()) {
00111 kexiwarn << "KexiDataAwarePropertySet::insert() invalid args: rew="<< row<< " buf="<< buf<< endl;
00112 return;
00113 }
00114 if (buf->parent() && buf->parent()!=this) {
00115 kexiwarn << "KexiDataAwarePropertySet::insert() buffer's parent must be NULL or this KexiDataAwarePropertySet" << endl;
00116 return;
00117 }
00118
00119
00120
00121
00122
00123
00124
00125
00126
00127
00128 m_sets.insert(row, buf);
00129
00130
00131
00132 connect(buf,SIGNAL(propertyChanged()), m_view, SLOT(setDirty()));
00133
00134 if (newOne) {
00135
00136
00137 KoProperty::Property* prop = new KoProperty::Property("newrow");
00138 prop->setVisible(false);
00139 buf->addProperty( prop );
00140 m_view->setDirty();
00141 }
00142 }
00143
00144 KoProperty::Set* KexiDataAwarePropertySet::currentPropertySet() const
00145 {
00146 return (m_dataObject->currentRow() >= 0) ? m_sets.at( m_dataObject->currentRow() ) : 0;
00147 }
00148
00149 void KexiDataAwarePropertySet::slotRowDeleted()
00150 {
00151 m_view->setDirty();
00152 removeCurrentPropertySet();
00153
00154
00155 m_sets.setAutoDelete(false);
00156 const int r = m_dataObject->currentRow();
00157 for (int i=r;i<int(m_sets.size()-1);i++) {
00158 KoProperty::Set *b = m_sets[i+1];
00159 m_sets.insert( i , b );
00160 }
00161 m_sets.insert( m_sets.size()-1, 0 );
00162 m_sets.setAutoDelete(true);
00163
00164 m_view->propertySetSwitched();
00165 emit rowDeleted();
00166 }
00167
00168 void KexiDataAwarePropertySet::slotRowsDeleted( const QValueList<int> &rows )
00169 {
00170
00171 m_sets.setAutoDelete(false);
00172 const int orig_size = size();
00173 int prev_r = -1;
00174 int num_removed = 0, cur_r = -1;
00175 for (QValueList<int>::ConstIterator r_it = rows.constBegin(); r_it!=rows.constEnd() && *r_it < orig_size; ++r_it) {
00176 cur_r = *r_it;
00177 if (prev_r>=0) {
00178
00179 int i=prev_r;
00180 KoProperty::Set *b = m_sets.take(i+num_removed);
00181 kdDebug() << "buffer " << i+num_removed << " deleted" << endl;
00182 delete b;
00183 num_removed++;
00184 for (; (i+num_removed)<cur_r; i++) {
00185 m_sets.insert( i, m_sets[i+num_removed] );
00186 kdDebug() << i << " <- " << i+num_removed << endl;
00187 }
00188 }
00189 prev_r = cur_r - num_removed;
00190 }
00191
00192 if (cur_r>=0) {
00193 KoProperty::Set *b = m_sets.take(cur_r);
00194 kdDebug() << "buffer " << cur_r << " deleted" << endl;
00195 delete b;
00196 num_removed++;
00197 for (int i=prev_r; (i+num_removed)<orig_size; i++) {
00198 m_sets.insert( i, m_sets[i+num_removed] );
00199 kdDebug() << i << " <- " << i+num_removed << endl;
00200 }
00201 }
00202
00203 for (int i=orig_size-num_removed; i<orig_size; i++) {
00204 kdDebug() << i << " <- zero" << endl;
00205 m_sets.insert( i, 0 );
00206 }
00207 m_sets.setAutoDelete(true);
00208
00209 if (num_removed>0)
00210 m_view->setDirty();
00211 m_view->propertySetSwitched();
00212 }
00213
00214
00215 void KexiDataAwarePropertySet::slotRowInserted(KexiTableItem*, uint row, bool )
00216 {
00217 m_view->setDirty();
00218
00219
00220 m_sets.setAutoDelete(false);
00221
00222 m_sets.resize(m_sets.size()+1);
00223 for (int i=int(m_sets.size())-1; i>(int)row; i--) {
00224 KoProperty::Set *b = m_sets[i-1];
00225 m_sets.insert( i , b );
00226 }
00227 m_sets.insert( row, 0 );
00228 m_sets.setAutoDelete(true);
00229
00230 m_view->propertySetSwitched();
00231
00232 emit rowInserted();
00233 }
00234
00235 void KexiDataAwarePropertySet::slotCellSelected(int, int row)
00236 {
00237 if(row == m_row)
00238 return;
00239 m_row = row;
00240 m_view->propertySetSwitched();
00241 }
00242
00243 KoProperty::Set* KexiDataAwarePropertySet::listForItem(KexiTableItem& item)
00244 {
00245 if (m_currentTVData.isNull())
00246 return 0;
00247 int idx = m_currentTVData->findRef(&item);
00248 if (idx<0)
00249 return 0;
00250 return m_sets[idx];
00251 }
00252
00253 #include "kexidataawarepropertyset.moc"
00254