PrismLauncher/gui/pagedialog/PageDialog.cpp

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/* Copyright 2014 MultiMC Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "PageDialog.h"
#include "gui/Platform.h"
#include <QStackedLayout>
#include <QPushButton>
#include <QSortFilterProxyModel>
#include <QUrl>
#include "MultiMC.h"
#include <QStyledItemDelegate>
#include <QListView>
#include <QLineEdit>
#include <QLabel>
#include <QDialogButtonBox>
#include <QGridLayout>
#include <QDesktopServices>
#include <settingsobject.h>
#include "PageDialog_p.h"
#include <gui/widgets/IconLabel.h>
class PageEntryFilterModel : public QSortFilterProxyModel
{
public:
explicit PageEntryFilterModel(QObject *parent = 0) : QSortFilterProxyModel(parent)
{
}
protected:
bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const
{
const QString pattern = filterRegExp().pattern();
const auto model = static_cast<PageModel *>(sourceModel());
const auto page = model->pages().at(sourceRow);
if(!page->shouldDisplay())
return false;
// Regular contents check, then check page-filter.
return QSortFilterProxyModel::filterAcceptsRow(sourceRow, sourceParent);
}
};
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PageDialog::PageDialog(BasePageProviderPtr pageProvider, QString defaultId, QWidget *parent) : QDialog(parent)
{
MultiMCPlatform::fixWM_CLASS(this);
createUI();
setWindowTitle(pageProvider->dialogTitle());
restoreGeometry(QByteArray::fromBase64(MMC->settings()->get("PagedGeometry").toByteArray()));
m_model = new PageModel(this);
m_proxyModel = new PageEntryFilterModel(this);
int firstIndex = -1;
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int counter = 0;
auto pages = pageProvider->getPages();
for(auto page: pages)
{
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page->stackIndex = m_pageStack->addWidget(dynamic_cast<QWidget *>(page));
page->listIndex = counter;
counter++;
if(firstIndex == -1)
{
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firstIndex = page->stackIndex;
}
}
m_model->setPages(pages);
m_proxyModel->setSourceModel(m_model);
m_proxyModel->setFilterCaseSensitivity(Qt::CaseInsensitive);
m_pageList->setIconSize(QSize(pageIconSize, pageIconSize));
m_pageList->setSelectionMode(QAbstractItemView::SingleSelection);
m_pageList->setVerticalScrollMode(QAbstractItemView::ScrollPerPixel);
m_pageList->setModel(m_proxyModel);
connect(m_pageList->selectionModel(), SIGNAL(currentRowChanged(QModelIndex,QModelIndex)),
this, SLOT(currentChanged(QModelIndex)));
m_pageStack->setStackingMode(QStackedLayout::StackOne);
m_pageList->setFocus();
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// now find what we want to have selected...
auto page = m_model->findPageEntryById(defaultId);
QModelIndex index;
if(page)
{
index = m_proxyModel->mapFromSource(m_model->index(page->listIndex));
}
else
{
index = m_proxyModel->index(0,0);
}
if(index.isValid())
m_pageList->setCurrentIndex(index);
}
void PageDialog::createUI()
{
m_pageStack = new QStackedLayout;
m_filter = new QLineEdit;
m_pageList = new PageView;
m_header = new QLabel();
m_iconHeader = new IconLabel(this, QIcon(), QSize(24,24));
QFont headerLabelFont = m_header->font();
headerLabelFont.setBold(true);
const int pointSize = headerLabelFont.pointSize();
if (pointSize > 0)
headerLabelFont.setPointSize(pointSize + 2);
m_header->setFont(headerLabelFont);
QHBoxLayout *headerHLayout = new QHBoxLayout;
const int leftMargin = MMC->style()->pixelMetric(QStyle::PM_LayoutLeftMargin);
headerHLayout->addSpacerItem(
new QSpacerItem(leftMargin, 0, QSizePolicy::Fixed, QSizePolicy::Ignored));
headerHLayout->addWidget(m_header);
headerHLayout->addSpacerItem(
new QSpacerItem(0, 0, QSizePolicy::Expanding, QSizePolicy::Ignored));
headerHLayout->addWidget(m_iconHeader);
m_pageStack->setMargin(0);
m_pageStack->addWidget(new QWidget(this));
QDialogButtonBox *buttons =
new QDialogButtonBox(QDialogButtonBox::Help | QDialogButtonBox::Close);
buttons->button(QDialogButtonBox::Close)->setDefault(true);
connect(buttons->button(QDialogButtonBox::Close), SIGNAL(clicked()), this, SLOT(close()));
connect(buttons->button(QDialogButtonBox::Help), SIGNAL(clicked()), this, SLOT(help()));
QGridLayout *mainGridLayout = new QGridLayout;
mainGridLayout->addLayout(headerHLayout, 0, 1, 1, 1);
mainGridLayout->addWidget(m_pageList, 0, 0, 2, 1);
mainGridLayout->addLayout(m_pageStack, 1, 1, 1, 1);
mainGridLayout->addWidget(buttons, 2, 0, 1, 2);
mainGridLayout->setColumnStretch(1, 4);
setLayout(mainGridLayout);
}
void PageDialog::showPage(int row)
{
if(row != -1)
{
m_currentPage = m_model->pages().at(row);
}
else
{
m_currentPage = nullptr;
}
if(m_currentPage)
{
m_pageStack->setCurrentIndex(m_currentPage->stackIndex);
m_header->setText(m_currentPage->displayName());
m_iconHeader->setIcon(m_currentPage->icon());
}
else
{
m_pageStack->setCurrentIndex(0);
m_header->setText(QString());
m_iconHeader->setIcon(QIcon::fromTheme("bug"));
}
}
void PageDialog::help()
{
if(m_currentPage)
{
QString pageId = m_currentPage->helpPage();
if(pageId.isEmpty())
return;
QDesktopServices::openUrl(QUrl("https://github.com/MultiMC/MultiMC5/wiki/" + pageId));
}
}
void PageDialog::currentChanged(const QModelIndex &current)
{
showPage(current.isValid() ? m_proxyModel->mapToSource(current).row() : -1);
}
void PageDialog::closeEvent(QCloseEvent * event)
{
bool accepted = true;
for(auto page: m_model->pages())
{
accepted &= page->apply();
}
if(accepted)
{
MMC->settings()->set("PagedGeometry", saveGeometry().toBase64());
QDialog::closeEvent(event);
}
}