Sandboxie/SandboxiePlus/MiscHelpers/Common/ItemChooser.cpp

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2021-10-16 16:19:51 +01:00
#include "stdafx.h"
#include "ItemChooser.h"
CItemChooser::CItemChooser(const QString& Prompt, QWidget *parent)
: QDialog(parent)
{
this->setWindowTitle(tr("Item Chooser"));
m_pMainLayout = new QVBoxLayout();
this->setLayout(m_pMainLayout);
m_pLabel = new QLabel(Prompt.isNull() ? tr("Select items that will be used.") : Prompt, this);
m_pLabel->setWordWrap(true);
m_pMainLayout->addWidget(m_pLabel);
m_pCenterLayout = new QHBoxLayout();
m_pMainLayout->addLayout(m_pCenterLayout);
m_pListAll = new QListWidget(this);
m_pCenterLayout->addWidget(m_pListAll);
m_pListAll->setSelectionMode(QAbstractItemView::ExtendedSelection);
connect(m_pListAll, SIGNAL(itemDoubleClicked(QListWidgetItem*)), this, SLOT(OnAdd()));
m_pMidleLayout = new QVBoxLayout();
m_pCenterLayout->addLayout(m_pMidleLayout);
m_pMidleLayout->addItem(new QSpacerItem(20, 40, QSizePolicy::Minimum, QSizePolicy::Expanding));
m_pBtnAdd = new QPushButton(tr("Add >"), this);
connect(m_pBtnAdd, SIGNAL(clicked(bool)), this, SLOT(OnAdd()));
m_pMidleLayout->addWidget(m_pBtnAdd);
m_pBtnRemove = new QPushButton(tr("< Remove"), this);
connect(m_pBtnRemove, SIGNAL(clicked(bool)), this, SLOT(OnRemove()));
m_pMidleLayout->addWidget(m_pBtnRemove);
m_pMidleLayout->addItem(new QSpacerItem(20, 40, QSizePolicy::Minimum, QSizePolicy::Expanding));
m_pListChoosen = new QListWidget(this);
m_pCenterLayout->addWidget(m_pListChoosen);
m_pListChoosen->setSelectionMode(QAbstractItemView::ExtendedSelection);
connect(m_pListChoosen, SIGNAL(itemDoubleClicked(QListWidgetItem*)), this, SLOT(OnRemove()));
m_pRightLayout = new QVBoxLayout();
m_pCenterLayout->addLayout(m_pRightLayout);
m_pBtnUp = new QPushButton(tr("Move Up"), this);
connect(m_pBtnUp, SIGNAL(clicked(bool)), this, SLOT(OnUp()));
m_pRightLayout->addWidget(m_pBtnUp);
m_pBtnDown = new QPushButton(tr("Move Down"), this);
connect(m_pBtnDown, SIGNAL(clicked(bool)), this, SLOT(OnDown()));
m_pRightLayout->addWidget(m_pBtnDown);
m_pRightLayout->addItem(new QSpacerItem(20, 40, QSizePolicy::Minimum, QSizePolicy::Expanding));
m_InsertIndex = m_pMainLayout->count();
m_pButtonBox = new QDialogButtonBox(this);
m_pMainLayout->addWidget(m_pButtonBox);
m_pButtonBox->setStandardButtons(QDialogButtonBox::Cancel|QDialogButtonBox::Ok);
connect(m_pButtonBox, SIGNAL(accepted()), this, SLOT(accept()));
connect(m_pButtonBox, SIGNAL(rejected()), this, SLOT(reject()));
}
void CItemChooser::closeEvent(QCloseEvent *e)
{
this->deleteLater();
}
void CItemChooser::SetPrompt(const QString& Text)
{
m_pLabel->setText(Text);
}
void CItemChooser::AddWidgets(QList<QWidget*> Widgets)
{
foreach(QWidget* pWidget, Widgets)
AddWidget(pWidget);
}
void CItemChooser::AddWidget(QWidget* pWidget)
{
m_pMainLayout->insertWidget(m_InsertIndex++, pWidget);
}
void CItemChooser::AddItem(const QString& Label, const QVariant& Data)
{
QListWidgetItem* pItem = new QListWidgetItem(Label);
pItem->setData(Qt::UserRole, Data);
m_pListAll->addItem(pItem);
}
void CItemChooser::OnAdd()
{
foreach(QListWidgetItem* pItem, m_pListAll->selectedItems())
AddItem(pItem);
}
void CItemChooser::OnRemove()
{
foreach(QListWidgetItem* pItem, m_pListChoosen->selectedItems())
RemoveItem(pItem);
}
void CItemChooser::AddItem(QListWidgetItem* pItem)
{
pItem->setFlags(pItem->flags() & ~Qt::ItemIsSelectable & ~Qt::ItemIsEnabled);
if (m_pListChoosen->findItems(pItem->text(), Qt::MatchExactly).count() > 0)
return; // already added
QListWidgetItem* pChoosenItem = new QListWidgetItem(pItem->text());
pChoosenItem->setData(Qt::UserRole, pItem->data(Qt::UserRole));
m_pListChoosen->addItem(pChoosenItem);
}
void CItemChooser::RemoveItem(QListWidgetItem* pChoosenItem)
{
foreach(QListWidgetItem* pItem, m_pListAll->findItems(pChoosenItem->text(), Qt::MatchExactly))
pItem->setFlags(pItem->flags() | Qt::ItemIsSelectable | Qt::ItemIsEnabled);
delete pChoosenItem;
}
void CItemChooser::OnUp()
{
for (int i = 0; i < m_pListChoosen->count(); i++)
{
QListWidgetItem* pItem = m_pListChoosen->item(i);
if (!pItem->isSelected())
continue;
if (!MoveItem(pItem, -1))
break;
}
}
void CItemChooser::OnDown()
{
for (int i = m_pListChoosen->count()-1; i >= 0 ; i--)
{
QListWidgetItem* pItem = m_pListChoosen->item(i);
if (!pItem->isSelected())
continue;
if (!MoveItem(pItem, 1))
break;
}
}
bool CItemChooser::MoveItem(QListWidgetItem* pItem, int Pos)
{
int currIndex = m_pListChoosen->row(pItem);
QListWidgetItem *pPrev = m_pListChoosen->item(m_pListChoosen->row(pItem) + Pos);
if (!pPrev)
return false;
int prevIndex = m_pListChoosen->row(pPrev);
QListWidgetItem *pTemp = m_pListChoosen->takeItem(prevIndex);
m_pListChoosen->insertItem(prevIndex, pItem);
m_pListChoosen->insertItem(currIndex, pTemp);
return true;
}
QVariantList CItemChooser::GetChoosenItems()
{
QVariantList ChoosenItems;
for(int i=0; i < m_pListChoosen->count(); i++)
ChoosenItems.append(m_pListChoosen->item(i)->data(Qt::UserRole));
return ChoosenItems;
}
void CItemChooser::ChooseItems(const QVariantList& ChoosenItems)
{
foreach(const QVariant& Data, ChoosenItems)
ChooseItem(Data);
}
void CItemChooser::ChooseItem(const QVariant& Data)
{
QListWidgetItem* pItem = NULL;
for (int i = 0; i < m_pListAll->count(); i++)
{
if (m_pListAll->item(i)->data(Qt::UserRole) == Data)
{
pItem = m_pListAll->item(i);
break;
}
}
if (pItem)
AddItem(pItem);
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}