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/*
SPDX-FileCopyrightText: 2018 Amish K. Naidu <amhndu@gmail.com>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "scratchpadview.h"
#include "scratchpad.h"
#include <debug.h>
#include <interfaces/icore.h>
#include <interfaces/idocumentcontroller.h>
#include <interfaces/iuicontroller.h>
#include <interfaces/idocument.h>
#include <sublime/message.h>
#include <KLocalizedString>
#include <QAction>
#include <QStandardItemModel>
#include <QSortFilterProxyModel>
#include <QStyledItemDelegate>
#include <QWidgetAction>
#include <QLineEdit>
#include <QInputDialog>
#include <QPainter>
#include <QAbstractItemView>
// Use a delegate because the dataChanged signal doesn't tell us the previous name
class FileRenameDelegate
: public QStyledItemDelegate
{
Q_OBJECT
public:
FileRenameDelegate(QObject* parent, Scratchpad* scratchpad)
: QStyledItemDelegate(parent)
, m_scratchpad(scratchpad)
{
}
void setModelData(QWidget* editor, QAbstractItemModel* model, const QModelIndex& index) const override
{
const QString previousName = index.data().toString();
QStyledItemDelegate::setModelData(editor, model, index);
const auto* proxyModel = static_cast<QAbstractProxyModel*>(model);
m_scratchpad->renameScratch(proxyModel->mapToSource(index), previousName);
}
private:
Scratchpad* m_scratchpad;
};
EmptyMessageListView::EmptyMessageListView(QWidget* parent)
: QListView(parent)
{
}
void EmptyMessageListView::paintEvent(QPaintEvent* event)
{
if (model() && model()->rowCount(rootIndex()) > 0) {
QListView::paintEvent(event);
} else {
QPainter painter(viewport());
const auto margin =
QMargins(parentWidget()->style()->pixelMetric(QStyle::PM_LayoutLeftMargin), 0,
parentWidget()->style()->pixelMetric(QStyle::PM_LayoutRightMargin), 0);
painter.drawText(rect() - margin, Qt::AlignCenter | Qt::TextWordWrap, m_message);
}
}
void EmptyMessageListView::setEmptyMessage(const QString& message)
{
m_message = message;
}
ScratchpadView::ScratchpadView(QWidget* parent, Scratchpad* scratchpad)
: QWidget(parent)
, m_scratchpad(scratchpad)
{
setupUi(this);
setupActions();
setWindowTitle(i18nc("@title:window", "Scratchpad"));
setWindowIcon(QIcon::fromTheme(QStringLiteral("note")));
auto* const modelProxy = new QSortFilterProxyModel(this);
modelProxy->setSourceModel(m_scratchpad->model());
modelProxy->setFilterCaseSensitivity(Qt::CaseInsensitive);
modelProxy->setSortCaseSensitivity(Qt::CaseInsensitive);
modelProxy->setSortRole(Qt::DisplayRole);
connect(m_filter, &QLineEdit::textEdited,
modelProxy, &QSortFilterProxyModel::setFilterWildcard);
scratchView->setModel(modelProxy);
scratchView->setItemDelegate(new FileRenameDelegate(this, m_scratchpad));
scratchView->setEmptyMessage(i18n("Scratchpad lets you quickly run and experiment with code without a full project, and even store todos. Create a new scratch to start."));
connect(scratchView, &QListView::activated, this, &ScratchpadView::scratchActivated);
connect(m_scratchpad, &Scratchpad::actionFailed, this, [](const QString& messageText) {
// TODO: could be also messagewidget inside toolview?
auto* message = new Sublime::Message(messageText, Sublime::Message::Error);
KDevelop::ICore::self()->uiController()->postMessage(message);
});
connect(commandWidget, &QLineEdit::returnPressed, this, &ScratchpadView::runSelectedScratch);
connect(commandWidget, &QLineEdit::returnPressed, this, [this] {
m_scratchpad->setCommand(proxyModel()->mapToSource(currentIndex()), commandWidget->text());
});
commandWidget->setToolTip(i18nc("@info:tooltip", "Command to run this scratch. '$f' will expand to the scratch path."));
commandWidget->setPlaceholderText(commandWidget->toolTip());
// change active scratch when changing document
connect(KDevelop::ICore::self()->documentController(), &KDevelop::IDocumentController::documentActivated, this,
[this](const KDevelop::IDocument* document) {
if (document->url().isLocalFile()) {
const auto* model = scratchView->model();
const auto index = model->match(model->index(0, 0), Scratchpad::FullPathRole,
document->url().toLocalFile()).value({});
if (index.isValid()) {
scratchView->setCurrentIndex(index);
}
}
});
connect(scratchView, &QAbstractItemView::pressed, this, &ScratchpadView::validateItemActions);
validateItemActions();
}
void ScratchpadView::setupActions()
{
auto* action = new QAction(QIcon::fromTheme(QStringLiteral("list-add")), i18nc("@action", "New Scratch"), this);
connect(action, &QAction::triggered, this, &ScratchpadView::createScratch);
addAction(action);
action = new QAction(QIcon::fromTheme(QStringLiteral("edit-delete")), i18nc("@action", "Remove Scratch"), this);
connect(action, &QAction::triggered, this, [this] {
m_scratchpad->removeScratch(proxyModel()->mapToSource(currentIndex()));
validateItemActions();
});
addAction(action);
m_itemActions.push_back(action);
action = new QAction(QIcon::fromTheme(QStringLiteral("edit-rename")), i18nc("@action", "Rename Scratch"), this);
connect(action, &QAction::triggered, this, [this] {
scratchView->edit(scratchView->currentIndex());
});
addAction(action);
m_itemActions.push_back(action);
action = m_scratchpad->runAction();
action->setIcon(QIcon::fromTheme(QStringLiteral("media-playback-start")));
action->setText(i18nc("@action", "Run Scratch"));
connect(action, &QAction::triggered, this, &ScratchpadView::runSelectedScratch);
addAction(action);
m_itemActions.push_back(action);
m_filter = new QLineEdit(this);
m_filter->setPlaceholderText(i18nc("@info:placeholder", "Filter..."));
auto filterAction = new QWidgetAction(this);
filterAction->setDefaultWidget(m_filter);
addAction(filterAction);
}
void ScratchpadView::validateItemActions()
{
bool enable = currentIndex().isValid();
for (auto* action : std::as_const(m_itemActions)) {
action->setEnabled(enable);
}
commandWidget->setReadOnly(!enable);
if (!enable) {
commandWidget->clear();
}
commandWidget->setText(currentIndex().data(Scratchpad::RunCommandRole).toString());
}
void ScratchpadView::runSelectedScratch()
{
const auto sourceIndex = proxyModel()->mapToSource(currentIndex());
if (auto* document = KDevelop::ICore::self()->documentController()->documentForUrl(
QUrl::fromLocalFile(sourceIndex.data(Scratchpad::FullPathRole).toString()))) {
document->save();
}
m_scratchpad->setCommand(sourceIndex, commandWidget->text());
m_scratchpad->runScratch(sourceIndex);
}
void ScratchpadView::scratchActivated(const QModelIndex& index)
{
validateItemActions();
m_scratchpad->openScratch(proxyModel()->mapToSource(index));
}
void ScratchpadView::createScratch()
{
QString name = QInputDialog::getText(this, i18nc("@title:window", "Create New Scratch"),
i18nc("@label:textbox", "Name for scratch file:"),
QLineEdit::Normal,
QStringLiteral("example.cpp"));
if (!name.isEmpty()) {
m_scratchpad->createScratch(name);
}
}
QAbstractProxyModel* ScratchpadView::proxyModel() const
{
return static_cast<QAbstractProxyModel*>(scratchView->model());
}
QModelIndex ScratchpadView::currentIndex() const
{
return scratchView->currentIndex();
}
#include "scratchpadview.moc"
#include "moc_emptymessagelistview.cpp"
#include "moc_scratchpadview.cpp"
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