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QueryResultModel inherits from QAbstractTableModel now instead of BaseTableModel and the tableview now gets a custom delegate.

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This commit is contained in:
eelke 2018-01-15 12:23:41 +01:00
parent 3ac1d21728
commit 208883462c
3 changed files with 51 additions and 41 deletions
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78
pglab/QueryResultModel.cpp
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@ -1,6 +1,7 @@
#include "QueryResultModel.h"
#include "ResultTableModelUtil.h"
#include "Pgsql_declare.h"
#include "Pgsql_oids.h"
#include "PgDatabaseCatalog.h"
#include <QBrush>
#include <QColor>
@ -9,7 +10,7 @@ using namespace Pgsql;
QueryResultModel::QueryResultModel(QObject *parent, std::shared_ptr<Pgsql::Result> r
, std::shared_ptr<PgDatabaseCatalog> cat)
: BaseTableModel(parent)
: QAbstractTableModel(parent)
, result(std::move(r))
, catalog(cat)
{}
@ -27,48 +28,51 @@ int QueryResultModel::columnCount(const QModelIndex &) const
return r;
}
Oid QueryResultModel::getType(int column) const
{
return result->type(column);
}
//Oid QueryResultModel::getType(int column) const
//{
// return result->type(column);
//}
QVariant QueryResultModel::getData(const QModelIndex &index) const
{
QVariant r;
int rij = index.row();
int col = index.column();
if (result->null(col, rij)) {
r = "null";
}
else {
Oid o = result->type(col);
auto value = result->get(col, rij);
switch (o) {
case BOOLOID:
r = bool(value); //s = (s == "t") ? "TRUE" : "FALSE";
break;
default: {
QString s = value;
if (s.length() > 256) {
s.truncate(256);
}
r = s;
}
}
}
return r;
}
//QVariant QueryResultModel::getData(const QModelIndex &index) const
//{
// QVariant r;
// int rij = index.row();
// int col = index.column();
// return r;
//}
QVariant QueryResultModel::data(const QModelIndex &index, int role) const
{
if (role == Qt::ForegroundRole) {
int rij = index.row();
int col = index.column();
// static const QString null_str("null");
QVariant v;
const int col = index.column();
const int rij = index.row();
const Oid oid = result->type(col);
if (role == Qt::DisplayRole) {
if (result->null(col, rij)) {
return QBrush(Qt::gray);
//v = nullptr;
}
else {
auto value = result->val(col, rij);
if (oid == bool_oid) {
bool b = value;
v = b;
}
else {
QString s = value;
if (s.length() > 256) {
s.truncate(256);
}
v = s;
}
}
}
return BaseTableModel::data(index, role);
else if (role == Qt::UserRole) {
v = oid;
}
return v;
}
QVariant QueryResultModel::headerData(int section, Qt::Orientation orientation, int role) const
@ -78,7 +82,7 @@ QVariant QueryResultModel::headerData(int section, Qt::Orientation orientation,
if (orientation == Qt::Horizontal) {
QString s(result->getColName(section));
s += "\n";
s += getTypeDisplayString(*catalog, getType(section));
s += getTypeDisplayString(*catalog, result->type(section));
r = s;
}
else {