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Fix updateData signal signature so it actually works + cleanups

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This commit is contained in:
Artem Pavlenko 2021-03-08 13:19:11 +00:00
parent b532beccde
commit fb325f527b
3 changed files with 29 additions and 27 deletions
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15
demo/viewer/layerlistmodel.cpp
View file

@ -21,13 +21,12 @@
#include "layerlistmodel.hpp"
#include <QIcon>
#include <iostream>
#include <QBrush>
#include <mapnik/layer.hpp>
using mapnik::Map;
LayerListModel::LayerListModel(std::shared_ptr<Map> map,QObject *parent)
LayerListModel::LayerListModel(std::shared_ptr<Map> map, QObject *parent)
: QAbstractListModel(parent),
map_(map) {}
@ -37,7 +36,7 @@ int LayerListModel::rowCount(QModelIndex const&) const
return 0;
}
QVariant LayerListModel::data(QModelIndex const& index,int role) const
QVariant LayerListModel::data(QModelIndex const& index, int role) const
{
if (!index.isValid() || !map_)
return QVariant();
@ -64,6 +63,13 @@ QVariant LayerListModel::data(QModelIndex const& index,int role) const
else
return QVariant(Qt::Unchecked);
}
else if (role == Qt::ForegroundRole)
{
if (map_->layers().at(index.row()).active())
return QBrush(QColor("black"));
else
return QBrush(QColor("lightgrey"));
}
else
{
return QVariant();
@ -101,7 +107,6 @@ bool LayerListModel::setData(const QModelIndex &index,
Qt::ItemFlags LayerListModel::flags(QModelIndex const& index) const
{
Qt::ItemFlags flags = QAbstractItemModel::flags(index);
if (index.isValid())
flags |= Qt::ItemIsUserCheckable;
return flags;

13
demo/viewer/layerwidget.cpp
View file

@ -29,12 +29,9 @@
#include <qscrollbar.h>
#include <qrubberband.h>
#include <qdebug.h>
#include <iostream>
#include "layerlistmodel.hpp"
#include "layer_info_dialog.hpp"
using namespace std;
LayerTab::LayerTab(QWidget* parent)
: QListView(parent) {}
@ -45,11 +42,11 @@ void LayerTab::paintEvent(QPaintEvent *e)
}
void LayerTab::dataChanged(const QModelIndex &topLeft,
const QModelIndex &bottomRight)
const QModelIndex &bottomRight,
const QVector<int> &roles)
{
QListView::dataChanged(topLeft, bottomRight);
qDebug("FIXME : update map view!");
emit update_mapwidget();
emit update_mapwidget();
QListView::dataChanged(topLeft, bottomRight, roles);
}
void LayerTab::selectionChanged(const QItemSelection & selected, const QItemSelection &)
@ -57,7 +54,7 @@ void LayerTab::selectionChanged(const QItemSelection & selected, const QItemSele
QModelIndexList list = selected.indexes();
if (list.size() != 0)
{
std::cout << "SELECTED LAYER ->" << list[0].row() << "\n";
qDebug("SELECTED LAYER -> %d",list[0].row());
emit layerSelected(list[0].row());
}
}

28
demo/viewer/layerwidget.hpp
View file

@ -27,19 +27,19 @@
class LayerTab : public QListView
{
Q_OBJECT
public:
LayerTab(QWidget* parent=0);
void paintEvent(QPaintEvent *e);
signals:
void update_mapwidget();
void layerSelected(int) const;
public slots:
void layerInfo();
void layerInfo2(QModelIndex const&);
protected slots:
void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight);
void selectionChanged(const QItemSelection & selected, const QItemSelection &);
Q_OBJECT
public:
LayerTab(QWidget* parent=0);
void paintEvent(QPaintEvent *e);
signals:
void update_mapwidget();
void layerSelected(int) const;
public slots:
void layerInfo();
void layerInfo2(QModelIndex const&);
protected slots:
void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight, const QVector<int> &roles);
void selectionChanged(const QItemSelection & selected, const QItemSelection &);
};
class StyleTab : public QTreeView
@ -48,7 +48,7 @@ class StyleTab : public QTreeView
public:
StyleTab(QWidget* parent=0);
protected:
void contextMenuEvent(QContextMenuEvent * event );
void contextMenuEvent(QContextMenuEvent * event );
};
#endif