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/*
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version
2 of the License, or (at your option) any later version.
*/
#include <QPushButton>
#include <QHBoxLayout>
#include <QVBoxLayout>
#include <QSettings>
#include "mappingeditwidget.h"
#include "mappingtreewidget.h"
#include "mappingtreeresultview.h"
#include "mappingtreeresultmodel.h"
#include "mappingtreeview.h"
#include "mappingtreeproxy.h"
#include "mappingdata.h"
MappingEditWidget::MappingEditWidget(QWidget *parent) : QWidget(parent){
//the views
mMappingTree = new MappingTreeWidget;
mMappingResult = new MappingTreeResultView;
mResultModel = new MappingTreeResultModel(QStringList() << tr("Name") << tr("MappingId") << tr("ParentId") << tr("MyId"), this);
mMappingResult->setModel(mResultModel);
mMappingResult->setAlternatingRowColors(true);
mMappingResult->setColumnHidden(1, true);
mMappingResult->setColumnHidden(2, true);
mMappingResult->setColumnHidden(3, true);
connect(mMappingTree->mappingTreeView(), &MappingTreeView::addMapping, this, &MappingEditWidget::addMapping);
connect(mMappingTree->mappingTreeView(), &MappingTreeView::clearMappings, this, &MappingEditWidget::clearMapping);
connect(mMappingTree->mappingTreeView(), &MappingTreeView::shiftFocus, this, &MappingEditWidget::shiftFocusResult);
connect(mMappingResult, &MappingTreeResultView::shiftFocus, this, &MappingEditWidget::shiftFocusMappings);
connect(mMappingResult, &MappingTreeResultView::removeMapping, this, &MappingEditWidget::removeMapping);
connect(mMappingResult->selectionModel(), &QItemSelectionModel::currentChanged, this, &MappingEditWidget::resultSelectionChanged);
//buttons
QPushButton *addMappingB = new QPushButton(tr(">>"));
addMappingB->setFocusPolicy(Qt::ClickFocus);
connect(addMappingB, &QPushButton::clicked, this, &MappingEditWidget::addMapping);
QPushButton *removeMappingB = new QPushButton(tr("<<"));
removeMappingB->setFocusPolicy(Qt::ClickFocus);
connect(removeMappingB, &QPushButton::clicked, this, &MappingEditWidget::removeMapping);
QPushButton *clearMappingB = new QPushButton(tr("&Clear"));
clearMappingB->setFocusPolicy(Qt::ClickFocus);
connect(clearMappingB, &QPushButton::clicked, this, &MappingEditWidget::clearMapping);
QPushButton *addTreeB = new QPushButton(tr(">>>>"));
addTreeB->setFocusPolicy(Qt::ClickFocus);
connect(addTreeB, &QPushButton::clicked, this, &MappingEditWidget::addTree);
QPushButton *copyActorB = new QPushButton(tr("Copy"));
copyActorB->setFocusPolicy(Qt::ClickFocus);
connect(copyActorB, &QPushButton::clicked, this, &MappingEditWidget::copyActor);
//layout
QHBoxLayout *mainLayout = new QHBoxLayout;
mainLayout->addWidget(mMappingTree);
QVBoxLayout *buttonLayout = new QVBoxLayout;
buttonLayout->addStretch();
buttonLayout->addWidget(addMappingB);
buttonLayout->addWidget(removeMappingB);
buttonLayout->addWidget(clearMappingB);
buttonLayout->addWidget(addTreeB);
buttonLayout->addWidget(copyActorB);
buttonLayout->addStretch();
mainLayout->addLayout(buttonLayout);
mainLayout->addWidget(mMappingResult);
setLayout(mainLayout);
mMappingTree->mappingTreeView()->setFocus();
}
void MappingEditWidget::addMapping(){
MappingData selected = mMappingTree->selectedItem();
mResultModel->addItem(selected);
mMappingResult->expandAll();
mMappingTree->mappingTreeView()->setFocus();
}
void MappingEditWidget::addTree(){
QList<MappingData> retval = mMappingTree->selectedTree();
for(const MappingData &md : retval){
mResultModel->addItem(md);
}
mMappingResult->expandAll();
mMappingTree->mappingTreeView()->setFocus();
}
void MappingEditWidget::removeMapping(){
QModelIndexList sel = mMappingResult->selectionModel()->selectedRows();
if(sel.isEmpty()){
return;
}
QModelIndex firstIdx = sel.first();
if(firstIdx.isValid()){
// removing an item from the model inevitably calls resultSelctionChanged
// check and clear the flag there!
blockResultChange(true);
mResultModel->removeItem(firstIdx);
}
mMappingResult->expandAll();
mMappingTree->mappingTreeView()->setFocus();
}
void MappingEditWidget::clearMapping(){
mResultModel->clearData();
mMappingTree->mappingTreeView()->setFocus();
}
void MappingEditWidget::setMappings(const QList<MappingData> &mappings){
if(mappings.isEmpty()){
return;
}
mResultModel->clearData();
for(const MappingData &d : mappings){
mResultModel->addItem(d);
}
mMappingResult->expandAll();
}
void MappingEditWidget::expandAllResults(){
mMappingResult->expandAll();
}
void MappingEditWidget::shiftFocusResult(){
mMappingResult->setFocus();
}
void MappingEditWidget::shiftFocusMappings(){
mMappingTree->mappingTreeView()->setFocus();
}
void MappingEditWidget::saveMappings(QString where){
const QList<MappingData> mappingData = model()->mappingData();
QByteArray saveVal;
QDataStream in(&saveVal, QIODevice::WriteOnly);
for(const MappingData &md : mappingData){
in << md;
}
QSettings s;
s.setValue(where, saveVal);
}
void MappingEditWidget::loadMappings(QString from){
QSettings s;
QByteArray val = s.value(from).toByteArray();
QDataStream out(&val, QIODevice::ReadOnly);
MappingData md;
while(!out.atEnd()){
out >> md;
model()->addItem(md);
}
expandAllResults();
}
void MappingEditWidget::resultSelectionChanged(const QModelIndex ¤t, const QModelIndex &previous){
Q_UNUSED(previous)
if(mBlockResultChange){
blockResultChange(false);
return;
}
QStringList path;
QModelIndex c = current;
// gather elements from leaf to root
while(c != QModelIndex()){
path << c.data().toString();
c = c.parent();
}
std::reverse(path.begin(), path.end());
MappingTreeModel *srcModel = mMappingTree->mappingTreeModel();
QModelIndex srcIdx = srcModel->rootIndex();
// now search the source tree starting at the top,
// that's why we reversed the QStringList above
for(const QString &p : path){
srcIdx = srcModel->find(p, 0, srcIdx);
if(!srcIdx.isValid()){
return;
}
}
// yes, we have a valid index. Map it to the Proxy...
QModelIndex real = mMappingTree->mappingTreeProxy()->mapFromSource(srcIdx);
// select it and make sure it's visible!
mMappingTree->mappingTreeView()->selectionModel()->clear();
mMappingTree->mappingTreeView()->selectionModel()->select(real, QItemSelectionModel::SelectCurrent | QItemSelectionModel::Rows);
mMappingTree->mappingTreeView()->selectionModel()->setCurrentIndex(real, QItemSelectionModel::SelectCurrent | QItemSelectionModel::Rows);
mMappingTree->mappingTreeView()->scrollTo(real, QAbstractItemView::PositionAtCenter);
}
void MappingEditWidget::copyActor(){
MappingData selected = mMappingTree->selectedItem();
QList<MappingData> data = mMappingTree->mappingTreeModel()->siblingMappingDataFromId(selected.mappingId);
setMappings(data);
}
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