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#include "modeldelegates.h"
#include "../dive.h"
#include "../divelist.h"
#include "starwidget.h"
#include "models.h"
#include <QtDebug>
#include <QPainter>
#include <QSortFilterProxyModel>
#include <QStyle>
#include <QStyleOption>
#include <QComboBox>
#include <QCompleter>
#include <QLineEdit>
#include <QKeyEvent>
#include <QAbstractItemView>
// Gets the index of the model in the currentRow and column.
// currCombo is defined below.
#define IDX( XX ) mymodel->index(currCombo.currRow, XX)
StarWidgetsDelegate::StarWidgetsDelegate(QWidget* parent):
QStyledItemDelegate(parent),
parentWidget(parent)
{
}
void StarWidgetsDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const
{
QStyledItemDelegate::paint(painter, option, index);
if (!index.isValid())
return;
QVariant value = index.model()->data(index, DiveTripModel::STAR_ROLE);
if (!value.isValid())
return;
int rating = value.toInt();
painter->save();
painter->setRenderHint(QPainter::Antialiasing, true);
for(int i = 0; i < rating; i++)
painter->drawPixmap(option.rect.x() + i * IMG_SIZE + SPACING, option.rect.y(), StarWidget::starActive());
for(int i = rating; i < TOTALSTARS; i++)
painter->drawPixmap(option.rect.x() + i * IMG_SIZE + SPACING, option.rect.y(), StarWidget::starInactive());
painter->restore();
}
QSize StarWidgetsDelegate::sizeHint(const QStyleOptionViewItem& option, const QModelIndex& index) const
{
return QSize(IMG_SIZE * TOTALSTARS + SPACING * (TOTALSTARS-1), IMG_SIZE);
}
ComboBoxDelegate::ComboBoxDelegate(QAbstractItemModel *model, QObject* parent): QStyledItemDelegate(parent), model(model)
{
connect(this, SIGNAL(closeEditor(QWidget*,QAbstractItemDelegate::EndEditHint)),
this, SLOT(revertModelData(QWidget*, QAbstractItemDelegate::EndEditHint)));
}
void ComboBoxDelegate::setEditorData(QWidget* editor, const QModelIndex& index) const
{
QComboBox *c = qobject_cast<QComboBox*>(editor);
QString data = index.model()->data(index, Qt::DisplayRole).toString();
int i = c->findText(data);
if (i != -1)
c->setCurrentIndex(i);
else
c->setEditText(data);
}
struct CurrSelected{
QComboBox *comboEditor;
int currRow;
QString activeText;
QAbstractItemModel *model;
} currCombo;
QWidget* ComboBoxDelegate::createEditor(QWidget* parent, const QStyleOptionViewItem& option, const QModelIndex& index) const
{
QComboBox *comboDelegate = new QComboBox(parent);
comboDelegate->setModel(model);
comboDelegate->setEditable(true);
comboDelegate->setAutoCompletion(true);
comboDelegate->setAutoCompletionCaseSensitivity(Qt::CaseInsensitive);
comboDelegate->completer()->setCompletionMode(QCompleter::PopupCompletion);
comboDelegate->lineEdit()->installEventFilter( const_cast<QObject*>(qobject_cast<const QObject*>(this)));
comboDelegate->view()->installEventFilter( const_cast<QObject*>(qobject_cast<const QObject*>(this)));
connect(comboDelegate, SIGNAL(highlighted(QString)), this, SLOT(testActivation(QString)));
currCombo.comboEditor = comboDelegate;
currCombo.currRow = index.row();
currCombo.model = const_cast<QAbstractItemModel*>(index.model());
return comboDelegate;
}
void ComboBoxDelegate::testActivation(const QString& s)
{
currCombo.activeText = s;
setModelData(currCombo.comboEditor, currCombo.model, QModelIndex());
}
bool ComboBoxDelegate::eventFilter(QObject* object, QEvent* event)
{
// Reacts on Key_UP and Key_DOWN to show the QComboBox - list of choices.
if (event->type() == QEvent::KeyPress){
if (object == currCombo.comboEditor){ // the 'LineEdit' part
QKeyEvent *ev = static_cast<QKeyEvent*>(event);
if(ev->key() == Qt::Key_Up || ev->key() == Qt::Key_Down){
currCombo.comboEditor->showPopup();
}
}
else{ // the 'Drop Down Menu' part.
QKeyEvent *ev = static_cast<QKeyEvent*>(event);
if( ev->key() == Qt::Key_Enter || ev->key() == Qt::Key_Return
|| ev->key() == Qt::Key_Tab || ev->key() == Qt::Key_Backtab
|| ev->key() == Qt::Key_Escape){
// treat Qt as a silly little boy - pretending that the key_return nwas pressed on the combo,
// instead of the list of choices. this can be extended later for
// other imputs, like tab navigation and esc.
QStyledItemDelegate::eventFilter(currCombo.comboEditor, event);
}
}
}
return QStyledItemDelegate::eventFilter(object, event);
}
void ComboBoxDelegate::updateEditorGeometry(QWidget* editor, const QStyleOptionViewItem& option, const QModelIndex& index) const
{
QRect defaultRect = option.rect;
defaultRect.setX( defaultRect.x() -1);
defaultRect.setY( defaultRect.y() -1);
defaultRect.setWidth( defaultRect.width() + 2);
defaultRect.setHeight( defaultRect.height() + 2);
editor->setGeometry(defaultRect);
}
struct RevertCylinderData{
QString type;
int pressure;
int size;
} currCylinderData;
void TankInfoDelegate::setModelData(QWidget* editor, QAbstractItemModel* model, const QModelIndex& thisindex) const
{
CylindersModel *mymodel = qobject_cast<CylindersModel *>(currCombo.model);
TankInfoModel *tanks = TankInfoModel::instance();
QModelIndexList matches = tanks->match(tanks->index(0,0), Qt::DisplayRole, currCombo.activeText);
int row;
if (matches.isEmpty()) {
// we need to add this
tanks->insertRows(tanks->rowCount(), 1);
tanks->setData(tanks->index(tanks->rowCount() -1, 0), currCombo.activeText);
row = tanks->rowCount() - 1;
} else {
row = matches.first().row();
}
int tankSize = tanks->data(tanks->index(row, TankInfoModel::ML)).toInt();
int tankPressure = tanks->data(tanks->index(row, TankInfoModel::BAR)).toInt();
// don't fuck the other data, jimmy.
if ( mymodel->data(thisindex, CylindersModel::TYPE).toString() == currCombo.activeText){
return;
}
mymodel->setData(IDX(CylindersModel::TYPE), currCombo.activeText, Qt::EditRole);
mymodel->passInData(IDX(CylindersModel::WORKINGPRESS), tankPressure);
mymodel->passInData(IDX(CylindersModel::SIZE), tankSize);
}
TankInfoDelegate::TankInfoDelegate(QObject* parent): ComboBoxDelegate(TankInfoModel::instance(), parent)
{
}
void TankInfoDelegate::revertModelData(QWidget* widget, QAbstractItemDelegate::EndEditHint hint)
{
if (hint == QAbstractItemDelegate::NoHint || hint == QAbstractItemDelegate::RevertModelCache){
CylindersModel *mymodel = qobject_cast<CylindersModel *>(currCombo.model);
mymodel->setData(IDX(CylindersModel::TYPE), currCylinderData.type, Qt::EditRole);
mymodel->passInData(IDX(CylindersModel::WORKINGPRESS), currCylinderData.pressure);
mymodel->passInData(IDX(CylindersModel::SIZE), currCylinderData.size);
}
}
QWidget* TankInfoDelegate::createEditor(QWidget* parent, const QStyleOptionViewItem& option, const QModelIndex& index) const
{
// ncreate editor needs to be called before because it will populate a few
// things in the currCombo global var.
QWidget *delegate = ComboBoxDelegate::createEditor(parent, option, index);
CylindersModel *mymodel = qobject_cast<CylindersModel *>(currCombo.model);
cylinder_t *cyl = mymodel->cylinderAt(index);
currCylinderData.type = cyl->type.description;
currCylinderData.pressure = cyl->type.workingpressure.mbar;
currCylinderData.size = cyl->type.size.mliter;
return delegate;
}
struct RevertWeigthData {
QString type;
int weigth;
} currWeigth;
void WSInfoDelegate::revertModelData(QWidget* widget, QAbstractItemDelegate::EndEditHint hint)
{
if (hint == QAbstractItemDelegate::NoHint || hint == QAbstractItemDelegate::RevertModelCache){
WeightModel *mymodel = qobject_cast<WeightModel *>(currCombo.model);
mymodel->setData(IDX(WeightModel::TYPE), currWeigth.type, Qt::EditRole);
mymodel->passInData(IDX(WeightModel::WEIGHT), currWeigth.weigth);
}
}
void WSInfoDelegate::setModelData(QWidget* editor, QAbstractItemModel* model, const QModelIndex& thisindex) const
{
WeightModel *mymodel = qobject_cast<WeightModel *>(currCombo.model);
WSInfoModel *wsim = WSInfoModel::instance();
QModelIndexList matches = wsim->match(wsim->index(0,0), Qt::DisplayRole, currCombo.activeText);
int row;
if (matches.isEmpty()) {
// we need to add this puppy
wsim->insertRows(wsim->rowCount(), 1);
wsim->setData(wsim->index(wsim->rowCount() - 1, 0), currCombo.activeText);
row = wsim->rowCount() - 1;
} else {
row = matches.first().row();
}
int grams = wsim->data(wsim->index(row, WSInfoModel::GR)).toInt();
QVariant v = QString(currCombo.activeText);
// don't set if it's the same as it was before setting.
if (mymodel->data(thisindex, WeightModel::TYPE).toString() == currCombo.activeText){
return;
}
mymodel->setData(IDX(WeightModel::TYPE), v, Qt::EditRole);
mymodel->passInData(IDX(WeightModel::WEIGHT), grams);
qDebug() << "Fixme, every weigth is 0.0 grams. see:" << grams;
}
WSInfoDelegate::WSInfoDelegate(QObject* parent): ComboBoxDelegate(WSInfoModel::instance(), parent)
{
}
QWidget* WSInfoDelegate::createEditor(QWidget* parent, const QStyleOptionViewItem& option, const QModelIndex& index) const
{
/* First, call the combobox-create editor, it will setup our globals. */
QWidget *editor = ComboBoxDelegate::createEditor(parent, option, index);
WeightModel *mymodel = qobject_cast<WeightModel *>(currCombo.model);
weightsystem_t *ws = mymodel->weightSystemAt(index);
currWeigth.type = ws->description;
currWeigth.weigth = ws->weight.grams;
return editor;
}
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