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Fixed #34: Добавлен фильтр ddmNeighborCountyFilter - соседи первого п…
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#include "filters/ddmNeighborCountyFilter.h" | ||
#include "models/ddmNeighborCountyFilterModel.h" | ||
#include "ddmMapView.h" | ||
#include "ddmSettings.h" | ||
#include "widgets/ddmNeighborCountyFilterWidget.h" | ||
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/** | ||
* Конструктор класса | ||
* | ||
* @param parent Родитель (владелец) | ||
* @author Марунин А.В. | ||
* @since 2.8 | ||
*/ | ||
ddmNeighborCountyFilter::ddmNeighborCountyFilter( QObject* parent ) : ddmBaseCountyFilter( parent ) | ||
{ | ||
} | ||
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/** | ||
* Создает фильтр | ||
* | ||
* Создает модель фильтра и виджет, настраивает сигнал-слоты | ||
* | ||
* @author Марунин А.В. | ||
* @since 2.8 | ||
*/ | ||
void ddmNeighborCountyFilter::setup() | ||
{ | ||
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ddmNeighborCountyFilterModel* model = new ddmNeighborCountyFilterModel( this ); | ||
ddmNeighborCountyFilterWidget* widget = new ddmNeighborCountyFilterWidget( this ); | ||
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this->m_model = model; | ||
this->m_widget = widget; | ||
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ddmBaseCountyFilter::setup(); | ||
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} | ||
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/** | ||
* Обновляет выделенные графства | ||
* | ||
* Помечает текущее графство и выделяет его соседей | ||
* | ||
* @author Марунин А.В. | ||
* @since 2.8 | ||
*/ | ||
void ddmNeighborCountyFilter::updateSelection() | ||
{ | ||
ddmNeighborCountyFilterModel* model = this->model_cast<ddmNeighborCountyFilterModel>(); | ||
this->resetSelection(); | ||
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ddmCounty* currentCounty = model->currentCounty(); | ||
currentCounty->show(); | ||
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foreach ( int county_id, model->neighbors() ) | ||
{ | ||
ddmCounty* neighbor = model->county( county_id ); | ||
neighbor->show(); | ||
neighbor->select(); | ||
} | ||
Q_EMIT selectionUpdated(); | ||
} | ||
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/** | ||
* Деструктор класса | ||
* | ||
* @author Марунин А.В. | ||
* @since 2.8 | ||
*/ | ||
ddmNeighborCountyFilter::~ddmNeighborCountyFilter() | ||
{ | ||
} |
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#ifndef DDM_NEIGHBOR_COUNTY_FILTER_H | ||
#define DDM_NEIGHBOR_COUNTY_FILTER_H | ||
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#include "filters/ddmBaseCountyFilter.h" | ||
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/** | ||
* Класс ddmNeighborCountyFilter описывает фильтр для отображения одного графства | ||
* | ||
* @author Марунин А.В. | ||
* @since 2.8 | ||
*/ | ||
class ddmNeighborCountyFilter : public ddmBaseCountyFilter | ||
{ | ||
Q_OBJECT | ||
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public: | ||
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ddmNeighborCountyFilter( QObject* parent = 0 ); | ||
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virtual ~ddmNeighborCountyFilter(); | ||
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protected: | ||
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virtual void setup(); | ||
virtual void updateSelection(); | ||
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}; | ||
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#endif // DDM_COUNTY_FILTER_H |
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#include <QSqlRecord> | ||
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#include "models/ddmNeighborCountyFilterModel.h" | ||
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/** | ||
* Конструктор класса | ||
* | ||
* @param parent Владелец модели | ||
* @author Марунин А.В. | ||
* @since 2.8 | ||
*/ | ||
ddmNeighborCountyFilterModel::ddmNeighborCountyFilterModel( QObject* parent ) : ddmBaseCountyFilterModel( parent ) | ||
{ | ||
} | ||
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/** | ||
* Загружает данные из БД | ||
* | ||
* @author Марунин А.В. | ||
* @since 2.8 | ||
*/ | ||
void ddmNeighborCountyFilterModel::reloadData() | ||
{ | ||
if ( this->currentState() ) | ||
{ | ||
this->loadState( this->currentState()->id() ); | ||
this->updateCountyNames(); | ||
if ( this->currentCounty() ) | ||
{ | ||
this->updateNeighbors(); | ||
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QStringList neighbors; | ||
neighbors.append( QString( "%1" ).arg( this->currentCounty()->id() ) ); | ||
foreach ( int county_id, this->m_neighbors ) | ||
{ | ||
neighbors.append( QString( "%1" ).arg( county_id ) ); | ||
} | ||
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// Выбираем соседние графства текущего штата и само текущее графство | ||
QString sqlQuery = QString( "SELECT * FROM cache_boundaries WHERE county_id IN (%1)" ).arg( neighbors.join( ',' ) ); | ||
//qDebug() << sqlQuery; | ||
this->execQuery( sqlQuery ); | ||
} | ||
} | ||
} | ||
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/** | ||
* Обновляет список соседей у текущего графства | ||
* | ||
* Находит все id соседей первого порядка | ||
* | ||
* @author Марунин А.В. | ||
* @since 2.8 | ||
*/ | ||
void ddmNeighborCountyFilterModel::updateNeighbors() | ||
{ | ||
this->m_neighbors.clear(); | ||
if ( this->currentCounty() ) | ||
{ | ||
ddmDatabase& db = this->database(); | ||
QString sql; | ||
QSqlQueryModel* query; | ||
int i, rowCount; | ||
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sql = QString( "SELECT county_b FROM ddm_county_neighbors WHERE county_a = %1" ).arg( this->currentCounty()->id() ); | ||
query = db.select( sql ); | ||
Q_ASSERT( db.hasErrors() == false ); | ||
rowCount = query->rowCount(); | ||
for ( i = 0; i < rowCount; i++ ) | ||
{ | ||
int county_id = query->data( query->index( i, 0 ) ).toInt(); | ||
this->m_neighbors.insert( county_id ); | ||
// qDebug() << county_id; | ||
} | ||
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sql = QString( "SELECT county_a FROM ddm_county_neighbors WHERE county_b = %1" ).arg( this->currentCounty()->id() ); | ||
query = db.select( sql ); | ||
Q_ASSERT( db.hasErrors() == false ); | ||
rowCount = query->rowCount(); | ||
for ( i = 0; i < rowCount; i++ ) | ||
{ | ||
int county_id = query->data( query->index( i, 0 ) ).toInt(); | ||
this->m_neighbors.insert( county_id ); | ||
// qDebug() << county_id; | ||
} | ||
} | ||
} | ||
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/** | ||
* Возвращает список id соседей | ||
* | ||
* @return Объект типа QSet<int> | ||
* @author Марунин А.В. | ||
* @since 2.8 | ||
*/ | ||
QSet<int> ddmNeighborCountyFilterModel::neighbors() const | ||
{ | ||
return this->m_neighbors; | ||
} | ||
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/** | ||
* Деструктор класса | ||
* | ||
* @author Марунин А.В. | ||
* @since 2.8 | ||
*/ | ||
ddmNeighborCountyFilterModel::~ddmNeighborCountyFilterModel() | ||
{ | ||
} |
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#ifndef DDM_NEIGHBOR_COUNTY_FILTER_MODEL_H | ||
#define DDM_NEIGHBOR_COUNTY_FILTER_MODEL_H | ||
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#include <QSet> | ||
#include "models/ddmBaseCountyFilterModel.h" | ||
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/** | ||
* Класс ddmNeighborCountyFilterModel определяет модель фильтра ddmNeighborCountyFilter | ||
* Отображает соседей первого порядка для выбранного графства | ||
* | ||
* Основными элементами модели являются: | ||
* - neighbors список идентификаторов соседей | ||
* | ||
* @author Марунин А.В. | ||
* @since 2.8 | ||
*/ | ||
class ddmNeighborCountyFilterModel : public ddmBaseCountyFilterModel | ||
{ | ||
Q_OBJECT | ||
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public: | ||
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ddmNeighborCountyFilterModel( QObject* parent = 0 ); | ||
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virtual void reloadData(); | ||
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QSet<int> neighbors() const; | ||
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virtual ~ddmNeighborCountyFilterModel(); | ||
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protected: | ||
QSet<int> m_neighbors; | ||
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void updateNeighbors(); | ||
}; | ||
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#endif // DDM_NEIGHBOR_COUNTY_FILTER_MODEL_H |
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#include "widgets/ddmNeighborCountyFilterWidget.h" | ||
#include "filters/ddmNeighborCountyFilter.h" | ||
#include "ui_ddmNeighborCountyFilterWidget.h" | ||
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/** | ||
* Конструктор класса | ||
* | ||
* @param filter Фильтр, которому принадлежит виджет | ||
* @param parent Родитель (владелец) виджета | ||
* @author Марунин А.В. | ||
* @since 2.8 | ||
*/ | ||
ddmNeighborCountyFilterWidget::ddmNeighborCountyFilterWidget( ddmNeighborCountyFilter* filter, QWidget* parent ) : ddmBaseCountyFilterWidget( filter, parent ) | ||
{ | ||
} | ||
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/** | ||
* Деструктор класса | ||
* | ||
* @author Марунин А.В. | ||
* @since 2.8 | ||
*/ | ||
ddmNeighborCountyFilterWidget::~ddmNeighborCountyFilterWidget() | ||
{ | ||
} |
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#ifndef DDM_NEIGHBOR_COUNTY_FILTER_WIDGET_H | ||
#define DDM_NEIGHBOR_COUNTY_FILTER_WIDGET_H | ||
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#include <QComboBox> | ||
#include "widgets/ddmBaseCountyFilterWidget.h" | ||
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class ddmNeighborCountyFilter; | ||
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/** | ||
* Класс ddmNeighborCountyFilterWidget описывает виджет для задания параметров фильтра ddmNeighborCountyFilter | ||
* | ||
* @author Марунин А.В. | ||
* @since 2.8 | ||
* @todo Если понадобятся доп.настройки, то нужно создать панель (см.ddmCountyInfoFilterWidgetPanel) | ||
*/ | ||
class ddmNeighborCountyFilterWidget : public ddmBaseCountyFilterWidget | ||
{ | ||
Q_OBJECT | ||
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public: | ||
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ddmNeighborCountyFilterWidget( ddmNeighborCountyFilter* filter, QWidget* parent = NULL ); | ||
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virtual ~ddmNeighborCountyFilterWidget(); | ||
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private: | ||
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}; | ||
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#endif // DDM_NEIGHBOR_COUNTY_FILTER_WIDGET_H |
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