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authorWladimir J. van der Laan <laanwj@gmail.com>2011-11-08 21:18:36 +0100
committerWladimir J. van der Laan <laanwj@gmail.com>2011-11-08 21:18:36 +0100
commitdead0ff8cd90eb39f1d9278539d2b3579982b3de (patch)
tree566823e2886404bf81b3ee94d99ba03497119590
parent0fb0a38339e5cb404147c89f73ff10d962a47ca5 (diff)
Add robustness against null models
-rw-r--r--src/qt/aboutdialog.cpp5
-rw-r--r--src/qt/addressbookpage.cpp25
-rw-r--r--src/qt/addressbookpage.h2
-rw-r--r--src/qt/askpassphrasedialog.cpp2
-rw-r--r--src/qt/bitcoingui.cpp95
-rw-r--r--src/qt/csvmodelwriter.cpp6
-rw-r--r--src/qt/editaddressdialog.cpp4
-rw-r--r--src/qt/overviewpage.cpp36
-rw-r--r--src/qt/sendcoinsdialog.cpp15
-rw-r--r--src/qt/sendcoinsentry.cpp6
-rw-r--r--src/qt/transactionview.cpp73
11 files changed, 171 insertions, 98 deletions
diff --git a/src/qt/aboutdialog.cpp b/src/qt/aboutdialog.cpp
index 13d263b75c..a3aa6de841 100644
--- a/src/qt/aboutdialog.cpp
+++ b/src/qt/aboutdialog.cpp
@@ -12,7 +12,10 @@ AboutDialog::AboutDialog(QWidget *parent) :
void AboutDialog::setModel(ClientModel *model)
{
- ui->versionLabel->setText(model->formatFullVersion());
+ if(model)
+ {
+ ui->versionLabel->setText(model->formatFullVersion());
+ }
}
AboutDialog::~AboutDialog()
diff --git a/src/qt/addressbookpage.cpp b/src/qt/addressbookpage.cpp
index 6be59a082f..0a147c9e10 100644
--- a/src/qt/addressbookpage.cpp
+++ b/src/qt/addressbookpage.cpp
@@ -57,6 +57,8 @@ AddressBookPage::~AddressBookPage()
void AddressBookPage::setModel(AddressTableModel *model)
{
this->model = model;
+ if(!model)
+ return;
// Refresh list from core
model->updateList();
@@ -96,16 +98,13 @@ void AddressBookPage::setModel(AddressTableModel *model)
selectionChanged();
}
-QTableView *AddressBookPage::getCurrentTable()
-{
- return ui->tableView;
-}
-
void AddressBookPage::on_copyToClipboard_clicked()
{
// Copy currently selected address to clipboard
// (or nothing, if nothing selected)
- QTableView *table = getCurrentTable();
+ QTableView *table = ui->tableView;
+ if(!table->selectionModel())
+ return;
QModelIndexList indexes = table->selectionModel()->selectedRows(AddressTableModel::Address);
foreach (QModelIndex index, indexes)
@@ -117,6 +116,8 @@ void AddressBookPage::on_copyToClipboard_clicked()
void AddressBookPage::on_newAddressButton_clicked()
{
+ if(!model)
+ return;
EditAddressDialog dlg(
tab == SendingTab ?
EditAddressDialog::NewSendingAddress :
@@ -139,7 +140,9 @@ void AddressBookPage::on_newAddressButton_clicked()
void AddressBookPage::on_deleteButton_clicked()
{
- QTableView *table = getCurrentTable();
+ QTableView *table = ui->tableView;
+ if(!table->selectionModel())
+ return;
QModelIndexList indexes = table->selectionModel()->selectedRows();
if(!indexes.isEmpty())
{
@@ -150,7 +153,9 @@ void AddressBookPage::on_deleteButton_clicked()
void AddressBookPage::selectionChanged()
{
// Set button states based on selected tab and selection
- QTableView *table = getCurrentTable();
+ QTableView *table = ui->tableView;
+ if(!table->selectionModel())
+ return;
if(table->selectionModel()->hasSelection())
{
@@ -174,12 +179,14 @@ void AddressBookPage::selectionChanged()
void AddressBookPage::done(int retval)
{
+ QTableView *table = ui->tableView;
+ if(!table->selectionModel() || !table->model())
+ return;
// When this is a tab/widget and not a model dialog, ignore "done"
if(mode == ForEditing)
return;
// Figure out which address was selected, and return it
- QTableView *table = getCurrentTable();
QModelIndexList indexes = table->selectionModel()->selectedRows(AddressTableModel::Address);
foreach (QModelIndex index, indexes)
diff --git a/src/qt/addressbookpage.h b/src/qt/addressbookpage.h
index 53c7728c8c..ef64d17539 100644
--- a/src/qt/addressbookpage.h
+++ b/src/qt/addressbookpage.h
@@ -47,8 +47,6 @@ private:
QString returnValue;
QSortFilterProxyModel *proxyModel;
- QTableView *getCurrentTable();
-
private slots:
void on_deleteButton_clicked();
void on_newAddressButton_clicked();
diff --git a/src/qt/askpassphrasedialog.cpp b/src/qt/askpassphrasedialog.cpp
index a297513a62..89cdf43ba4 100644
--- a/src/qt/askpassphrasedialog.cpp
+++ b/src/qt/askpassphrasedialog.cpp
@@ -72,6 +72,8 @@ void AskPassphraseDialog::setModel(WalletModel *model)
void AskPassphraseDialog::accept()
{
std::string oldpass, newpass1, newpass2;
+ if(!model)
+ return;
// TODO: mlock memory / munlock on return so they will not be swapped out, really need "mlockedstring" wrapper class to do this safely
oldpass.reserve(MAX_PASSPHRASE_SIZE);
newpass1.reserve(MAX_PASSPHRASE_SIZE);
diff --git a/src/qt/bitcoingui.cpp b/src/qt/bitcoingui.cpp
index b9995fdd62..5ae3ce33e8 100644
--- a/src/qt/bitcoingui.cpp
+++ b/src/qt/bitcoingui.cpp
@@ -267,58 +267,62 @@ void BitcoinGUI::createToolBars()
void BitcoinGUI::setClientModel(ClientModel *clientModel)
{
this->clientModel = clientModel;
-
- if(clientModel->isTestNet())
+ if(clientModel)
{
- QString title_testnet = windowTitle() + QString(" ") + tr("[testnet]");
- setWindowTitle(title_testnet);
+ if(clientModel->isTestNet())
+ {
+ QString title_testnet = windowTitle() + QString(" ") + tr("[testnet]");
+ setWindowTitle(title_testnet);
#ifndef Q_WS_MAC
- setWindowIcon(QIcon(":icons/bitcoin_testnet"));
+ setWindowIcon(QIcon(":icons/bitcoin_testnet"));
#else
- MacDockIconHandler::instance()->setIcon(QIcon(":icons/bitcoin_testnet"));
+ MacDockIconHandler::instance()->setIcon(QIcon(":icons/bitcoin_testnet"));
#endif
- if(trayIcon)
- {
- trayIcon->setToolTip(title_testnet);
- trayIcon->setIcon(QIcon(":/icons/toolbar_testnet"));
+ if(trayIcon)
+ {
+ trayIcon->setToolTip(title_testnet);
+ trayIcon->setIcon(QIcon(":/icons/toolbar_testnet"));
+ }
}
- }
- // Keep up to date with client
- setNumConnections(clientModel->getNumConnections());
- connect(clientModel, SIGNAL(numConnectionsChanged(int)), this, SLOT(setNumConnections(int)));
+ // Keep up to date with client
+ setNumConnections(clientModel->getNumConnections());
+ connect(clientModel, SIGNAL(numConnectionsChanged(int)), this, SLOT(setNumConnections(int)));
- setNumBlocks(clientModel->getNumBlocks());
- connect(clientModel, SIGNAL(numBlocksChanged(int)), this, SLOT(setNumBlocks(int)));
+ setNumBlocks(clientModel->getNumBlocks());
+ connect(clientModel, SIGNAL(numBlocksChanged(int)), this, SLOT(setNumBlocks(int)));
- // Report errors from network/worker thread
- connect(clientModel, SIGNAL(error(QString,QString)), this, SLOT(error(QString,QString)));
+ // Report errors from network/worker thread
+ connect(clientModel, SIGNAL(error(QString,QString)), this, SLOT(error(QString,QString)));
+ }
}
void BitcoinGUI::setWalletModel(WalletModel *walletModel)
{
this->walletModel = walletModel;
+ if(walletModel)
+ {
+ // Report errors from wallet thread
+ connect(walletModel, SIGNAL(error(QString,QString)), this, SLOT(error(QString,QString)));
- // Report errors from wallet thread
- connect(walletModel, SIGNAL(error(QString,QString)), this, SLOT(error(QString,QString)));
-
- // Put transaction list in tabs
- transactionView->setModel(walletModel);
+ // Put transaction list in tabs
+ transactionView->setModel(walletModel);
- overviewPage->setModel(walletModel);
- addressBookPage->setModel(walletModel->getAddressTableModel());
- receiveCoinsPage->setModel(walletModel->getAddressTableModel());
- sendCoinsPage->setModel(walletModel);
+ overviewPage->setModel(walletModel);
+ addressBookPage->setModel(walletModel->getAddressTableModel());
+ receiveCoinsPage->setModel(walletModel->getAddressTableModel());
+ sendCoinsPage->setModel(walletModel);
- setEncryptionStatus(walletModel->getEncryptionStatus());
- connect(walletModel, SIGNAL(encryptionStatusChanged(int)), this, SLOT(setEncryptionStatus(int)));
+ setEncryptionStatus(walletModel->getEncryptionStatus());
+ connect(walletModel, SIGNAL(encryptionStatusChanged(int)), this, SLOT(setEncryptionStatus(int)));
- // Balloon popup for new transaction
- connect(walletModel->getTransactionTableModel(), SIGNAL(rowsInserted(QModelIndex,int,int)),
- this, SLOT(incomingTransaction(QModelIndex,int,int)));
+ // Balloon popup for new transaction
+ connect(walletModel->getTransactionTableModel(), SIGNAL(rowsInserted(QModelIndex,int,int)),
+ this, SLOT(incomingTransaction(QModelIndex,int,int)));
- // Ask for passphrase if needed
- connect(walletModel, SIGNAL(requireUnlock()), this, SLOT(unlockWallet()));
+ // Ask for passphrase if needed
+ connect(walletModel, SIGNAL(requireUnlock()), this, SLOT(unlockWallet()));
+ }
}
void BitcoinGUI::createTrayIcon()
@@ -369,6 +373,8 @@ void BitcoinGUI::trayIconActivated(QSystemTrayIcon::ActivationReason reason)
void BitcoinGUI::optionsClicked()
{
+ if(!clientModel || !clientModel->getOptionsModel())
+ return;
OptionsDialog dlg;
dlg.setModel(clientModel->getOptionsModel());
dlg.exec();
@@ -398,6 +404,8 @@ void BitcoinGUI::setNumConnections(int count)
void BitcoinGUI::setNumBlocks(int count)
{
+ if(!clientModel)
+ return;
int initTotal = clientModel->getNumBlocksAtStartup();
int total = clientModel->getNumBlocksOfPeers();
QString tooltip;
@@ -492,13 +500,16 @@ void BitcoinGUI::changeEvent(QEvent *e)
void BitcoinGUI::closeEvent(QCloseEvent *event)
{
-#ifndef Q_WS_MAC // Ignored on Mac
- if(!clientModel->getOptionsModel()->getMinimizeToTray() &&
- !clientModel->getOptionsModel()->getMinimizeOnClose())
+ if(clientModel)
{
- qApp->quit();
- }
+#ifndef Q_WS_MAC // Ignored on Mac
+ if(!clientModel->getOptionsModel()->getMinimizeToTray() &&
+ !clientModel->getOptionsModel()->getMinimizeOnClose())
+ {
+ qApp->quit();
+ }
#endif
+ }
QMainWindow::closeEvent(event);
}
@@ -517,6 +528,8 @@ void BitcoinGUI::askFee(qint64 nFeeRequired, bool *payFee)
void BitcoinGUI::incomingTransaction(const QModelIndex & parent, int start, int end)
{
+ if(!walletModel || !clientModel)
+ return;
TransactionTableModel *ttm = walletModel->getTransactionTableModel();
qint64 amount = ttm->index(start, TransactionTableModel::Amount, parent)
.data(Qt::EditRole).toULongLong();
@@ -654,6 +667,8 @@ void BitcoinGUI::setEncryptionStatus(int status)
void BitcoinGUI::encryptWallet(bool status)
{
+ if(!walletModel)
+ return;
AskPassphraseDialog dlg(status ? AskPassphraseDialog::Encrypt:
AskPassphraseDialog::Decrypt, this);
dlg.setModel(walletModel);
@@ -671,6 +686,8 @@ void BitcoinGUI::changePassphrase()
void BitcoinGUI::unlockWallet()
{
+ if(!walletModel)
+ return;
// Unlock wallet when requested by wallet model
if(walletModel->getEncryptionStatus() == WalletModel::Locked)
{
diff --git a/src/qt/csvmodelwriter.cpp b/src/qt/csvmodelwriter.cpp
index 62c0b949aa..4b21b8c4be 100644
--- a/src/qt/csvmodelwriter.cpp
+++ b/src/qt/csvmodelwriter.cpp
@@ -48,7 +48,11 @@ bool CSVModelWriter::write()
return false;
QTextStream out(&file);
- int numRows = model->rowCount();
+ int numRows = 0;
+ if(model)
+ {
+ numRows = model->rowCount();
+ }
// Header row
for(int i=0; i<columns.size(); ++i)
diff --git a/src/qt/editaddressdialog.cpp b/src/qt/editaddressdialog.cpp
index 457e8cf0dc..8cc3c85d7a 100644
--- a/src/qt/editaddressdialog.cpp
+++ b/src/qt/editaddressdialog.cpp
@@ -56,6 +56,8 @@ void EditAddressDialog::loadRow(int row)
bool EditAddressDialog::saveCurrentRow()
{
+ if(!model)
+ return false;
switch(mode)
{
case NewReceivingAddress:
@@ -78,6 +80,8 @@ bool EditAddressDialog::saveCurrentRow()
void EditAddressDialog::accept()
{
+ if(!model)
+ return;
if(!saveCurrentRow())
{
switch(model->getEditStatus())
diff --git a/src/qt/overviewpage.cpp b/src/qt/overviewpage.cpp
index 6dedde0272..fe0987178c 100644
--- a/src/qt/overviewpage.cpp
+++ b/src/qt/overviewpage.cpp
@@ -143,30 +143,34 @@ void OverviewPage::setNumTransactions(int count)
void OverviewPage::setModel(WalletModel *model)
{
this->model = model;
+ if(model)
+ {
+ // Set up transaction list
+ TransactionFilterProxy *filter = new TransactionFilterProxy();
+ filter->setSourceModel(model->getTransactionTableModel());
+ filter->setLimit(NUM_ITEMS);
+ filter->setDynamicSortFilter(true);
+ filter->setSortRole(Qt::EditRole);
+ filter->sort(TransactionTableModel::Status, Qt::DescendingOrder);
- // Set up transaction list
- TransactionFilterProxy *filter = new TransactionFilterProxy();
- filter->setSourceModel(model->getTransactionTableModel());
- filter->setLimit(NUM_ITEMS);
- filter->setDynamicSortFilter(true);
- filter->setSortRole(Qt::EditRole);
- filter->sort(TransactionTableModel::Status, Qt::DescendingOrder);
-
- ui->listTransactions->setModel(filter);
- ui->listTransactions->setModelColumn(TransactionTableModel::ToAddress);
+ ui->listTransactions->setModel(filter);
+ ui->listTransactions->setModelColumn(TransactionTableModel::ToAddress);
- // Keep up to date with wallet
- setBalance(model->getBalance(), model->getUnconfirmedBalance());
- connect(model, SIGNAL(balanceChanged(qint64, qint64)), this, SLOT(setBalance(qint64, qint64)));
+ // Keep up to date with wallet
+ setBalance(model->getBalance(), model->getUnconfirmedBalance());
+ connect(model, SIGNAL(balanceChanged(qint64, qint64)), this, SLOT(setBalance(qint64, qint64)));
- setNumTransactions(model->getNumTransactions());
- connect(model, SIGNAL(numTransactionsChanged(int)), this, SLOT(setNumTransactions(int)));
+ setNumTransactions(model->getNumTransactions());
+ connect(model, SIGNAL(numTransactionsChanged(int)), this, SLOT(setNumTransactions(int)));
- connect(model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(displayUnitChanged()));
+ connect(model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(displayUnitChanged()));
+ }
}
void OverviewPage::displayUnitChanged()
{
+ if(!model || !model->getOptionsModel())
+ return;
if(currentBalance != -1)
setBalance(currentBalance, currentUnconfirmedBalance);
diff --git a/src/qt/sendcoinsdialog.cpp b/src/qt/sendcoinsdialog.cpp
index 719cc51880..762f27dfa6 100644
--- a/src/qt/sendcoinsdialog.cpp
+++ b/src/qt/sendcoinsdialog.cpp
@@ -43,9 +43,11 @@ void SendCoinsDialog::setModel(WalletModel *model)
entry->setModel(model);
}
}
-
- setBalance(model->getBalance(), model->getUnconfirmedBalance());
- connect(model, SIGNAL(balanceChanged(qint64, qint64)), this, SLOT(setBalance(qint64, qint64)));
+ if(model)
+ {
+ setBalance(model->getBalance(), model->getUnconfirmedBalance());
+ connect(model, SIGNAL(balanceChanged(qint64, qint64)), this, SLOT(setBalance(qint64, qint64)));
+ }
}
SendCoinsDialog::~SendCoinsDialog()
@@ -57,6 +59,10 @@ void SendCoinsDialog::on_sendButton_clicked()
{
QList<SendCoinsRecipient> recipients;
bool valid = true;
+
+ if(!model)
+ return;
+
for(int i = 0; i < ui->entries->count(); ++i)
{
SendCoinsEntry *entry = qobject_cast<SendCoinsEntry*>(ui->entries->itemAt(i)->widget());
@@ -255,6 +261,9 @@ void SendCoinsDialog::handleURL(const QUrl *url)
void SendCoinsDialog::setBalance(qint64 balance, qint64 unconfirmedBalance)
{
Q_UNUSED(unconfirmedBalance);
+ if(!model || !model->getOptionsModel())
+ return;
+
int unit = model->getOptionsModel()->getDisplayUnit();
ui->labelBalance->setText(BitcoinUnits::formatWithUnit(unit, balance));
}
diff --git a/src/qt/sendcoinsentry.cpp b/src/qt/sendcoinsentry.cpp
index 1802095b3a..23b11ccdde 100644
--- a/src/qt/sendcoinsentry.cpp
+++ b/src/qt/sendcoinsentry.cpp
@@ -44,6 +44,8 @@ void SendCoinsEntry::on_pasteButton_clicked()
void SendCoinsEntry::on_addressBookButton_clicked()
{
+ if(!model)
+ return;
AddressBookPage dlg(AddressBookPage::ForSending, AddressBookPage::SendingTab, this);
dlg.setModel(model->getAddressTableModel());
if(dlg.exec())
@@ -55,6 +57,8 @@ void SendCoinsEntry::on_addressBookButton_clicked()
void SendCoinsEntry::on_payTo_textChanged(const QString &address)
{
+ if(!model)
+ return;
ui->addAsLabel->setText(model->getAddressTableModel()->labelForAddress(address));
}
@@ -74,7 +78,7 @@ void SendCoinsEntry::clear()
ui->addAsLabel->clear();
ui->payAmount->clear();
ui->payTo->setFocus();
- if(model)
+ if(model && model->getOptionsModel())
{
ui->payAmount->setDisplayUnit(model->getOptionsModel()->getDisplayUnit());
}
diff --git a/src/qt/transactionview.cpp b/src/qt/transactionview.cpp
index d39227c81f..2dcbf1ea8a 100644
--- a/src/qt/transactionview.cpp
+++ b/src/qt/transactionview.cpp
@@ -155,36 +155,39 @@ TransactionView::TransactionView(QWidget *parent) :
void TransactionView::setModel(WalletModel *model)
{
this->model = model;
-
- transactionProxyModel = new TransactionFilterProxy(this);
- transactionProxyModel->setSourceModel(model->getTransactionTableModel());
- transactionProxyModel->setDynamicSortFilter(true);
-
- transactionProxyModel->setSortRole(Qt::EditRole);
-
- transactionView->setModel(transactionProxyModel);
- transactionView->setAlternatingRowColors(true);
- transactionView->setSelectionBehavior(QAbstractItemView::SelectRows);
- transactionView->setSelectionMode(QAbstractItemView::ExtendedSelection);
- transactionView->setSortingEnabled(true);
- transactionView->sortByColumn(TransactionTableModel::Status, Qt::DescendingOrder);
- transactionView->verticalHeader()->hide();
-
- transactionView->horizontalHeader()->resizeSection(
- TransactionTableModel::Status, 23);
- transactionView->horizontalHeader()->resizeSection(
- TransactionTableModel::Date, 120);
- transactionView->horizontalHeader()->resizeSection(
- TransactionTableModel::Type, 120);
- transactionView->horizontalHeader()->setResizeMode(
- TransactionTableModel::ToAddress, QHeaderView::Stretch);
- transactionView->horizontalHeader()->resizeSection(
- TransactionTableModel::Amount, 100);
-
+ if(model)
+ {
+ transactionProxyModel = new TransactionFilterProxy(this);
+ transactionProxyModel->setSourceModel(model->getTransactionTableModel());
+ transactionProxyModel->setDynamicSortFilter(true);
+
+ transactionProxyModel->setSortRole(Qt::EditRole);
+
+ transactionView->setModel(transactionProxyModel);
+ transactionView->setAlternatingRowColors(true);
+ transactionView->setSelectionBehavior(QAbstractItemView::SelectRows);
+ transactionView->setSelectionMode(QAbstractItemView::ExtendedSelection);
+ transactionView->setSortingEnabled(true);
+ transactionView->sortByColumn(TransactionTableModel::Status, Qt::DescendingOrder);
+ transactionView->verticalHeader()->hide();
+
+ transactionView->horizontalHeader()->resizeSection(
+ TransactionTableModel::Status, 23);
+ transactionView->horizontalHeader()->resizeSection(
+ TransactionTableModel::Date, 120);
+ transactionView->horizontalHeader()->resizeSection(
+ TransactionTableModel::Type, 120);
+ transactionView->horizontalHeader()->setResizeMode(
+ TransactionTableModel::ToAddress, QHeaderView::Stretch);
+ transactionView->horizontalHeader()->resizeSection(
+ TransactionTableModel::Amount, 100);
+ }
}
void TransactionView::chooseDate(int idx)
{
+ if(!transactionProxyModel)
+ return;
QDate current = QDate::currentDate();
dateRangeWidget->setVisible(false);
switch(dateWidget->itemData(idx).toInt())
@@ -231,17 +234,23 @@ void TransactionView::chooseDate(int idx)
void TransactionView::chooseType(int idx)
{
+ if(!transactionProxyModel)
+ return;
transactionProxyModel->setTypeFilter(
typeWidget->itemData(idx).toInt());
}
void TransactionView::changedPrefix(const QString &prefix)
{
+ if(!transactionProxyModel)
+ return;
transactionProxyModel->setAddressPrefix(prefix);
}
void TransactionView::changedAmount(const QString &amount)
{
+ if(!transactionProxyModel)
+ return;
qint64 amount_parsed = 0;
if(BitcoinUnits::parse(model->getOptionsModel()->getDisplayUnit(), amount, &amount_parsed))
{
@@ -294,6 +303,8 @@ void TransactionView::contextualMenu(const QPoint &point)
void TransactionView::copyAddress()
{
+ if(!transactionView->selectionModel())
+ return;
QModelIndexList selection = transactionView->selectionModel()->selectedRows();
if(!selection.isEmpty())
{
@@ -303,6 +314,8 @@ void TransactionView::copyAddress()
void TransactionView::copyLabel()
{
+ if(!transactionView->selectionModel())
+ return;
QModelIndexList selection = transactionView->selectionModel()->selectedRows();
if(!selection.isEmpty())
{
@@ -312,10 +325,14 @@ void TransactionView::copyLabel()
void TransactionView::editLabel()
{
+ if(!transactionView->selectionModel() ||!model)
+ return;
QModelIndexList selection = transactionView->selectionModel()->selectedRows();
if(!selection.isEmpty())
{
AddressTableModel *addressBook = model->getAddressTableModel();
+ if(!addressBook)
+ return;
QString address = selection.at(0).data(TransactionTableModel::AddressRole).toString();
if(address.isEmpty())
{
@@ -354,6 +371,8 @@ void TransactionView::editLabel()
void TransactionView::showDetails()
{
+ if(!transactionView->selectionModel())
+ return;
QModelIndexList selection = transactionView->selectionModel()->selectedRows();
if(!selection.isEmpty())
{
@@ -400,6 +419,8 @@ QWidget *TransactionView::createDateRangeWidget()
void TransactionView::dateRangeChanged()
{
+ if(!transactionProxyModel)
+ return;
transactionProxyModel->setDateRange(
QDateTime(dateFrom->date()),
QDateTime(dateTo->date()).addDays(1));