Pave.

13 files changed, 0 insertions, 1846 deletions

diff --git a/depends/groupview/.clang-format b/depends/groupview/.clang-format
deleted file mode 100644
index 167a8fa7..00000000
--- a/depends/groupview/.clang-format
+++ /dev/null
@@ -1,24 +0,0 @@
-UseTab: true
-IndentWidth: 4
-TabWidth:    4
-ConstructorInitializerIndentWidth: 4
-AccessModifierOffset: -4
-IndentCaseLabels: false
-IndentFunctionDeclarationAfterType: false
-NamespaceIndentation: None
-
-BreakBeforeBraces: Allman
-AllowShortIfStatementsOnASingleLine: false
-ColumnLimit: 96
-MaxEmptyLinesToKeep: 1
-
-Standard: Cpp11
-Cpp11BracedListStyle: true
-
-SpacesInParentheses: false
-SpaceInEmptyParentheses: false
-SpacesInCStyleCastParentheses: false
-SpaceAfterControlStatementKeyword: true
-
-AlignTrailingComments: true
-SpacesBeforeTrailingComments: 1
diff --git a/depends/groupview/.gitignore b/depends/groupview/.gitignore
deleted file mode 100644
index a5d18fa3..00000000
--- a/depends/groupview/.gitignore
+++ /dev/null
@@ -1,2 +0,0 @@
-build/
-*.user*
diff --git a/depends/groupview/CMakeLists.txt b/depends/groupview/CMakeLists.txt
deleted file mode 100644
index e2a85950..00000000
--- a/depends/groupview/CMakeLists.txt
+++ /dev/null
@@ -1,40 +0,0 @@
-cmake_minimum_required(VERSION 2.8.9)
-
-project(GroupView)
-
-set(CMAKE_AUTOMOC ON)
-
-IF(APPLE)
-	message(STATUS "Using APPLE CMAKE_CXX_FLAGS")
-	SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -Wall")
-ELSEIF(UNIX)
-	# assume GCC, add C++0x/C++11 stuff
-	MESSAGE(STATUS "Using UNIX CMAKE_CXX_FLAGS")
-	SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -Wall")
-ELSEIF(MINGW)
-	MESSAGE(STATUS "Using MINGW CMAKE_CXX_FLAGS")
-	SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++11 -Wall")
-ENDIF()
-
-find_package(Qt5Core REQUIRED)
-find_package(Qt5Gui REQUIRED)
-find_package(Qt5Widgets REQUIRED)
-
-include_directories(${Qt5Core_INCLUDE_DIRS} ${Qt5Gui_INCLUDE_DIRS} ${Qt5Widgets_INCLUDE_DIRS})
-
-set(SOURCES
-	main.cpp
-	main.h
-
-	GroupView.h
-	GroupView.cpp
-	Group.h
-	Group.cpp
-	GroupedProxyModel.h
-	GroupedProxyModel.cpp
-	InstanceDelegate.h
-	InstanceDelegate.cpp
-)
-
-add_executable(GroupView ${SOURCES})
-qt5_use_modules(GroupView Core Gui Widgets)
diff --git a/depends/groupview/Group.cpp b/depends/groupview/Group.cpp
deleted file mode 100644
index f216cc6e..00000000
--- a/depends/groupview/Group.cpp
+++ /dev/null
@@ -1,169 +0,0 @@
-#include "Group.h"
-
-#include <QModelIndex>
-#include <QPainter>
-#include <QtMath>
-
-#include "GroupView.h"
-
-Group::Group(const QString &text, GroupView *view) : view(view), text(text), collapsed(false)
-{
-}
-
-Group::Group(const Group *other)
-	: view(other->view), text(other->text), collapsed(other->collapsed)
-{
-}
-
-void Group::update()
-{
-	firstItemIndex = firstItem().row();
-
-	rowHeights = QVector<int>(numRows());
-	for (int i = 0; i < numRows(); ++i)
-	{
-		rowHeights[i] = view->categoryRowHeight(
-			view->model()->index(i * view->itemsPerRow() + firstItemIndex, 0));
-	}
-}
-
-Group::HitResults Group::hitScan(const QPoint &pos) const
-{
-	Group::HitResults results = Group::NoHit;
-	int y_start = verticalPosition();
-	int body_start = y_start + headerHeight();
-	int body_end = body_start + contentHeight() + 5; // FIXME: wtf is this 5?
-	int y = pos.y();
-	// int x = pos.x();
-	if(y < y_start)
-	{
-		results = Group::NoHit;
-	}
-	else if(y < body_start)
-	{
-		results = Group::HeaderHit;
-		int collapseSize = headerHeight() - 4;
-
-		// the icon
-		QRect iconRect = QRect(view->m_leftMargin + 2, 2 + y_start, collapseSize, collapseSize);
-		if(iconRect.contains(pos))
-		{
-			results |= Group::CheckboxHit;
-		}
-	}
-	else if (y < body_end)
-	{
-		results |= Group::BodyHit;
-	}
-	return results;
-}
-
-void Group::drawHeader(QPainter *painter, const int y)
-{
-	painter->save();
-
-	int height = headerHeight() - 4;
-	int collapseSize = height;
-
-	// the icon
-	QRect iconRect = QRect(view->m_leftMargin + 2, 2 + y, collapseSize, collapseSize);
-	painter->setPen(QPen(Qt::black, 1));
-	painter->drawRect(iconRect);
-	static const int margin = 2;
-	QRect iconSubrect = iconRect.adjusted(margin, margin, -margin, -margin);
-	int midX = iconSubrect.center().x();
-	int midY = iconSubrect.center().y();
-	if (collapsed)
-	{
-		painter->drawLine(midX, iconSubrect.top(), midX, iconSubrect.bottom());
-	}
-	painter->drawLine(iconSubrect.left(), midY, iconSubrect.right(), midY);
-
-	// the text
-	int textWidth = painter->fontMetrics().width(text);
-	QRect textRect = QRect(iconRect.right() + 4, y, textWidth, headerHeight());
-	painter->setBrush(view->viewOptions().palette.text());
-	view->style()->drawItemText(painter, textRect, Qt::AlignHCenter | Qt::AlignVCenter,
-								view->viewport()->palette(), true, text);
-
-	// the line
-	painter->drawLine(textRect.right() + 4, y + headerHeight() / 2,
-					  view->contentWidth() - view->m_rightMargin, y + headerHeight() / 2);
-
-	painter->restore();
-}
-
-int Group::totalHeight() const
-{
-	return headerHeight() + 5 + contentHeight(); // FIXME: wtf is that '5'?
-}
-
-int Group::headerHeight() const
-{
-	return view->viewport()->fontMetrics().height() + 4;
-}
-
-int Group::contentHeight() const
-{
-	if (collapsed)
-	{
-		return 0;
-	}
-	int result = 0;
-	for (int i = 0; i < rowHeights.size(); ++i)
-	{
-		result += rowHeights[i];
-	}
-	return result;
-}
-
-int Group::numRows() const
-{
-	return qMax(1, qCeil((qreal)numItems() / (qreal)view->itemsPerRow()));
-}
-
-int Group::verticalPosition() const
-{
-	int res = 0;
-	const QList<Group *> cats = view->m_groups;
-	for (int i = 0; i < cats.size(); ++i)
-	{
-		if (cats.at(i) == this)
-		{
-			break;
-		}
-		res += cats.at(i)->totalHeight() + view->m_categoryMargin;
-	}
-	return res;
-}
-
-QList<QModelIndex> Group::items() const
-{
-	QList<QModelIndex> indices;
-	for (int i = 0; i < view->model()->rowCount(); ++i)
-	{
-		const QModelIndex index = view->model()->index(i, 0);
-		if (index.data(GroupViewRoles::GroupRole).toString() == text)
-		{
-			indices.append(index);
-		}
-	}
-	return indices;
-}
-
-int Group::numItems() const
-{
-	return items().size();
-}
-
-QModelIndex Group::firstItem() const
-{
-	QList<QModelIndex> indices = items();
-	return indices.isEmpty() ? QModelIndex() : indices.first();
-}
-
-QModelIndex Group::lastItem() const
-{
-	QList<QModelIndex> indices = items();
-	return indices.isEmpty() ? QModelIndex() : indices.last();
-}
diff --git a/depends/groupview/Group.h b/depends/groupview/Group.h
deleted file mode 100644
index 455ee1a8..00000000
--- a/depends/groupview/Group.h
+++ /dev/null
@@ -1,67 +0,0 @@
-#pragma once
-
-#include <QString>
-#include <QRect>
-#include <QVector>
-
-class GroupView;
-class QPainter;
-class QModelIndex;
-
-struct Group
-{
-/* constructors */
-	Group(const QString &text, GroupView *view);
-	Group(const Group *other);
-
-/* data */
-	GroupView *view;
-	QString text;
-	bool collapsed;
-	QVector<int> rowHeights;
-	int firstItemIndex;
-
-/* logic */
-	/// do stuff. and things. TODO: redo.
-	void update();
-
-	/// draw the header at y-position.
-	void drawHeader(QPainter *painter, const int y);
-
-	/// height of the group, in total. includes a small bit of padding.
-	int totalHeight() const;
-
-	/// height of the group header, in pixels
-	int headerHeight() const;
-
-	/// height of the group content, in pixels
-	int contentHeight() const;
-
-	/// the number of visual rows this group has
-	int numRows() const;
-
-	/// the height at which this group starts, in pixels
-	int verticalPosition() const;
-
-	enum HitResult
-	{
-		NoHit = 0x0,
-		TextHit = 0x1,
-		CheckboxHit = 0x2,
-		HeaderHit = 0x4,
-		BodyHit = 0x8
-	};
-	Q_DECLARE_FLAGS(HitResults, HitResult)
-
-	/// shoot! BANG! what did we hit?
-	HitResults hitScan (const QPoint &pos) const;
-
-	/// super derpy thing.
-	QList<QModelIndex> items() const;
-	/// I don't even
-	int numItems() const;
-	QModelIndex firstItem() const;
-	QModelIndex lastItem() const;
-};
-
-Q_DECLARE_OPERATORS_FOR_FLAGS(Group::HitResults)
diff --git a/depends/groupview/GroupView.cpp b/depends/groupview/GroupView.cpp
deleted file mode 100644
index 89e3e223..00000000
--- a/depends/groupview/GroupView.cpp
+++ /dev/null
@@ -1,908 +0,0 @@
-#include "GroupView.h"
-
-#include <QPainter>
-#include <QApplication>
-#include <QtMath>
-#include <QDebug>
-#include <QMouseEvent>
-#include <QListView>
-#include <QPersistentModelIndex>
-#include <QDrag>
-#include <QMimeData>
-#include <QScrollBar>
-
-#include "Group.h"
-
-template <typename T> bool listsIntersect(const QList<T> &l1, const QList<T> t2)
-{
-	for (auto &item : l1)
-	{
-		if (t2.contains(item))
-		{
-			return true;
-		}
-	}
-	return false;
-}
-
-GroupView::GroupView(QWidget *parent)
-	: QAbstractItemView(parent), m_leftMargin(5), m_rightMargin(5), m_bottomMargin(5),
-	  m_categoryMargin(5) //, m_updatesDisabled(false), m_categoryEditor(0), m_editedCategory(0)
-{
-	// setViewMode(IconMode);
-	// setMovement(Snap);
-	setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
-	setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
-	// setWordWrap(true);
-	// setDragDropMode(QListView::InternalMove);
-	setAcceptDrops(true);
-	m_spacing = 5;
-}
-
-GroupView::~GroupView()
-{
-	qDeleteAll(m_groups);
-	m_groups.clear();
-}
-
-void GroupView::dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight,
-							const QVector<int> &roles)
-{
-	if (roles.contains(GroupViewRoles::GroupRole) || roles.contains(Qt::DisplayRole))
-	{
-		updateGeometries();
-	}
-	viewport()->update();
-}
-void GroupView::rowsInserted(const QModelIndex &parent, int start, int end)
-{
-	updateGeometries();
-	viewport()->update();
-}
-
-void GroupView::rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end)
-{
-	updateGeometries();
-	viewport()->update();
-}
-
-void GroupView::updateGeometries()
-{
-	int previousScroll = verticalScrollBar()->value();
-
-	QMap<QString, Group *> cats;
-
-	for (int i = 0; i < model()->rowCount(); ++i)
-	{
-		const QString groupName =
-			model()->index(i, 0).data(GroupViewRoles::GroupRole).toString();
-		if (!cats.contains(groupName))
-		{
-			Group *old = this->category(groupName);
-			if (old)
-			{
-				cats.insert(groupName, new Group(old));
-			}
-			else
-			{
-				cats.insert(groupName, new Group(groupName, this));
-			}
-		}
-	}
-
-	/*if (m_editedCategory)
-	{
-		m_editedCategory = cats[m_editedCategory->text];
-	}*/
-
-	qDeleteAll(m_groups);
-	m_groups = cats.values();
-
-	for (auto cat : m_groups)
-	{
-		cat->update();
-	}
-
-	if (m_groups.isEmpty())
-	{
-		verticalScrollBar()->setRange(0, 0);
-	}
-	else
-	{
-		int totalHeight = 0;
-		for (auto category : m_groups)
-		{
-			totalHeight += category->totalHeight() + m_categoryMargin;
-		}
-		// remove the last margin (we don't want it)
-		totalHeight -= m_categoryMargin;
-		totalHeight += m_bottomMargin;
-		verticalScrollBar()->setRange(0, totalHeight - height());
-	}
-
-	verticalScrollBar()->setValue(qMin(previousScroll, verticalScrollBar()->maximum()));
-
-	viewport()->update();
-}
-
-bool GroupView::isIndexHidden(const QModelIndex &index) const
-{
-	Group *cat = category(index);
-	if (cat)
-	{
-		return cat->collapsed;
-	}
-	else
-	{
-		return false;
-	}
-}
-
-Group *GroupView::category(const QModelIndex &index) const
-{
-	return category(index.data(GroupViewRoles::GroupRole).toString());
-}
-
-Group *GroupView::category(const QString &cat) const
-{
-	for (auto group : m_groups)
-	{
-		if (group->text == cat)
-		{
-			return group;
-		}
-	}
-	return nullptr;
-}
-
-Group *GroupView::categoryAt(const QPoint &pos) const
-{
-	for (auto group : m_groups)
-	{
-		if(group->hitScan(pos) & Group::CheckboxHit)
-		{
-			return group;
-		}
-	}
-	return nullptr;
-}
-
-int GroupView::itemsPerRow() const
-{
-	return qFloor((qreal)(contentWidth()) / (qreal)(itemWidth() + m_spacing));
-}
-
-int GroupView::contentWidth() const
-{
-	return width() - m_leftMargin - m_rightMargin;
-}
-
-int GroupView::itemWidth() const
-{
-	return itemDelegate()
-		->sizeHint(viewOptions(), model()->index(model()->rowCount() - 1, 0))
-		.width();
-}
-
-int GroupView::categoryRowHeight(const QModelIndex &index) const
-{
-	QModelIndexList indices;
-	int internalRow = categoryInternalPosition(index).second;
-	for (auto &i : category(index)->items())
-	{
-		if (categoryInternalPosition(i).second == internalRow)
-		{
-			indices.append(i);
-		}
-	}
-
-	int largestHeight = 0;
-	for (auto &i : indices)
-	{
-		largestHeight =
-			qMax(largestHeight, itemDelegate()->sizeHint(viewOptions(), i).height());
-	}
-	return largestHeight;
-}
-
-QPair<int, int> GroupView::categoryInternalPosition(const QModelIndex &index) const
-{
-	QList<QModelIndex> indices = category(index)->items();
-	int x = 0;
-	int y = 0;
-	const int perRow = itemsPerRow();
-	for (int i = 0; i < indices.size(); ++i)
-	{
-		if (indices.at(i) == index)
-		{
-			break;
-		}
-		++x;
-		if (x == perRow)
-		{
-			x = 0;
-			++y;
-		}
-	}
-	return qMakePair(x, y);
-}
-
-int GroupView::categoryInternalRowTop(const QModelIndex &index) const
-{
-	Group *cat = category(index);
-	int categoryInternalRow = categoryInternalPosition(index).second;
-	int result = 0;
-	for (int i = 0; i < categoryInternalRow; ++i)
-	{
-		result += cat->rowHeights.at(i);
-	}
-	return result;
-}
-
-int GroupView::itemHeightForCategoryRow(const Group *category, const int internalRow) const
-{
-	for (auto &i : category->items())
-	{
-		QPair<int, int> pos = categoryInternalPosition(i);
-		if (pos.second == internalRow)
-		{
-			return categoryRowHeight(i);
-		}
-	}
-	return -1;
-}
-
-void GroupView::mousePressEvent(QMouseEvent *event)
-{
-	// endCategoryEditor();
-
-	QPoint pos = event->pos() + offset();
-	QPersistentModelIndex index = indexAt(pos);
-
-	m_pressedIndex = index;
-	m_pressedAlreadySelected = selectionModel()->isSelected(m_pressedIndex);
-	QItemSelectionModel::SelectionFlags selection_flags = selectionCommand(index, event);
-	m_pressedPosition = pos;
-
-	m_pressedCategory = categoryAt(m_pressedPosition);
-	if (m_pressedCategory)
-	{
-		setState(m_pressedCategory->collapsed ? ExpandingState : CollapsingState);
-		event->accept();
-		return;
-	}
-
-	if (index.isValid() && (index.flags() & Qt::ItemIsEnabled))
-	{
-		// we disable scrollTo for mouse press so the item doesn't change position
-		// when the user is interacting with it (ie. clicking on it)
-		bool autoScroll = hasAutoScroll();
-		setAutoScroll(false);
-		selectionModel()->setCurrentIndex(index, QItemSelectionModel::NoUpdate);
-		setAutoScroll(autoScroll);
-		QRect rect(m_pressedPosition, pos);
-		setSelection(rect, QItemSelectionModel::ClearAndSelect);
-
-		// signal handlers may change the model
-		emit pressed(index);
-	}
-	else
-	{
-		// Forces a finalize() even if mouse is pressed, but not on a item
-		selectionModel()->select(QModelIndex(), QItemSelectionModel::Select);
-	}
-}
-
-void GroupView::mouseMoveEvent(QMouseEvent *event)
-{
-	QPoint topLeft;
-	QPoint pos = event->pos() + offset();
-
-	if (state() == ExpandingState || state() == CollapsingState)
-	{
-		return;
-	}
-
-	if (state() == DraggingState)
-	{
-		topLeft = m_pressedPosition - offset();
-		if ((topLeft - event->pos()).manhattanLength() > QApplication::startDragDistance())
-		{
-			m_pressedIndex = QModelIndex();
-			startDrag(model()->supportedDragActions());
-			setState(NoState);
-			stopAutoScroll();
-		}
-		return;
-	}
-
-	if (selectionMode() != SingleSelection)
-	{
-		topLeft = m_pressedPosition - offset();
-	}
-	else
-	{
-		topLeft = pos;
-	}
-
-	if (m_pressedIndex.isValid() && (state() != DragSelectingState) &&
-		(event->buttons() != Qt::NoButton) && !selectedIndexes().isEmpty())
-	{
-		setState(DraggingState);
-		return;
-	}
-
-	if ((event->buttons() & Qt::LeftButton) && selectionModel())
-	{
-		setState(DragSelectingState);
-
-		setSelection(QRect(pos, pos), QItemSelectionModel::ClearAndSelect);
-		QModelIndex index = indexAt(pos);
-
-		// set at the end because it might scroll the view
-		if (index.isValid() && (index != selectionModel()->currentIndex()) &&
-			(index.flags() & Qt::ItemIsEnabled))
-		{
-			selectionModel()->setCurrentIndex(index, QItemSelectionModel::NoUpdate);
-		}
-	}
-}
-
-void GroupView::mouseReleaseEvent(QMouseEvent *event)
-{
-	QPoint pos = event->pos() + offset();
-	QPersistentModelIndex index = indexAt(pos);
-
-	bool click = (index == m_pressedIndex && index.isValid()) ||
-				 (m_pressedCategory && m_pressedCategory == categoryAt(pos));
-
-	if (click && m_pressedCategory)
-	{
-		if (state() == ExpandingState)
-		{
-			m_pressedCategory->collapsed = false;
-			updateGeometries();
-			viewport()->update();
-			event->accept();
-			return;
-		}
-		else if (state() == CollapsingState)
-		{
-			m_pressedCategory->collapsed = true;
-			updateGeometries();
-			viewport()->update();
-			event->accept();
-			return;
-		}
-	}
-
-	m_ctrlDragSelectionFlag = QItemSelectionModel::NoUpdate;
-
-	setState(NoState);
-
-	if (click)
-	{
-		if (event->button() == Qt::LeftButton)
-		{
-			emit clicked(index);
-		}
-		QStyleOptionViewItem option = viewOptions();
-		if (m_pressedAlreadySelected)
-		{
-			option.state |= QStyle::State_Selected;
-		}
-		if ((model()->flags(index) & Qt::ItemIsEnabled) &&
-			style()->styleHint(QStyle::SH_ItemView_ActivateItemOnSingleClick, &option, this))
-		{
-			emit activated(index);
-		}
-	}
-}
-
-void GroupView::mouseDoubleClickEvent(QMouseEvent *event)
-{
-	QModelIndex index = indexAt(event->pos());
-	if (!index.isValid() || !(index.flags() & Qt::ItemIsEnabled) || (m_pressedIndex != index))
-	{
-		QMouseEvent me(QEvent::MouseButtonPress, event->localPos(), event->windowPos(),
-					   event->screenPos(), event->button(), event->buttons(),
-					   event->modifiers());
-		mousePressEvent(&me);
-		return;
-	}
-	// signal handlers may change the model
-	QPersistentModelIndex persistent = index;
-	emit doubleClicked(persistent);
-}
-
-void GroupView::paintEvent(QPaintEvent *event)
-{
-	QPainter painter(this->viewport());
-
-	int y = -verticalOffset();
-	for (int i = 0; i < m_groups.size(); ++i)
-	{
-		Group *category = m_groups.at(i);
-		category->drawHeader(&painter, y);
-		y += category->totalHeight() + m_categoryMargin;
-	}
-
-	for (int i = 0; i < model()->rowCount(); ++i)
-	{
-		const QModelIndex index = model()->index(i, 0);
-		if (isIndexHidden(index))
-		{
-			continue;
-		}
-		Qt::ItemFlags flags = index.flags();
-		QStyleOptionViewItemV4 option(viewOptions());
-		option.rect = visualRect(index);
-		option.widget = this;
-		option.features |=
-			QStyleOptionViewItemV2::WrapText; // FIXME: what is the meaning of this anyway?
-		if (flags & Qt::ItemIsSelectable && selectionModel()->isSelected(index))
-		{
-			option.state |= selectionModel()->isSelected(index) ? QStyle::State_Selected
-																: QStyle::State_None;
-		}
-		else
-		{
-			option.state &= ~QStyle::State_Selected;
-		}
-		option.state |= (index == currentIndex()) ? QStyle::State_HasFocus : QStyle::State_None;
-		if (!(flags & Qt::ItemIsEnabled))
-		{
-			option.state &= ~QStyle::State_Enabled;
-		}
-		itemDelegate()->paint(&painter, option, index);
-	}
-
-	/*
-	 * Drop indicators for manual reordering...
-	 */
-#if 0
-	if (!m_lastDragPosition.isNull())
-	{
-		QPair<Group *, int> pair = rowDropPos(m_lastDragPosition);
-		Group *category = pair.first;
-		int row = pair.second;
-		if (category)
-		{
-			int internalRow = row - category->firstItemIndex;
-			QLine line;
-			if (internalRow >= category->numItems())
-			{
-				QRect toTheRightOfRect = visualRect(category->lastItem());
-				line = QLine(toTheRightOfRect.topRight(), toTheRightOfRect.bottomRight());
-			}
-			else
-			{
-				QRect toTheLeftOfRect = visualRect(model()->index(row, 0));
-				line = QLine(toTheLeftOfRect.topLeft(), toTheLeftOfRect.bottomLeft());
-			}
-			painter.save();
-			painter.setPen(QPen(Qt::black, 3));
-			painter.drawLine(line);
-			painter.restore();
-		}
-	}
-#endif
-}
-
-void GroupView::resizeEvent(QResizeEvent *event)
-{
-	// QListView::resizeEvent(event);
-
-	//	if (m_categoryEditor)
-	//	{
-	//		m_categoryEditor->resize(qMax(contentWidth() / 2,
-	// m_editedCategory->textRect.width()),
-	// m_categoryEditor->height());
-	//	}
-
-	updateGeometries();
-}
-
-void GroupView::dragEnterEvent(QDragEnterEvent *event)
-{
-	if (!isDragEventAccepted(event))
-	{
-		return;
-	}
-	m_lastDragPosition = event->pos() + offset();
-	viewport()->update();
-	event->accept();
-}
-
-void GroupView::dragMoveEvent(QDragMoveEvent *event)
-{
-	if (!isDragEventAccepted(event))
-	{
-		return;
-	}
-	m_lastDragPosition = event->pos() + offset();
-	viewport()->update();
-	event->accept();
-}
-
-void GroupView::dragLeaveEvent(QDragLeaveEvent *event)
-{
-	m_lastDragPosition = QPoint();
-	viewport()->update();
-}
-
-void GroupView::dropEvent(QDropEvent *event)
-{
-	m_lastDragPosition = QPoint();
-
-	stopAutoScroll();
-	setState(NoState);
-
-	if (event->source() != this || !(event->possibleActions() & Qt::MoveAction))
-	{
-		return;
-	}
-
-	QPair<Group *, int> dropPos = rowDropPos(event->pos() + offset());
-	const Group *category = dropPos.first;
-	const int row = dropPos.second;
-
-	if (row == -1)
-	{
-		viewport()->update();
-		return;
-	}
-
-	const QString categoryText = category->text;
-	if (model()->dropMimeData(event->mimeData(), Qt::MoveAction, row, 0, QModelIndex()))
-	{
-		model()->setData(model()->index(row, 0), categoryText,
-						 GroupViewRoles::GroupRole);
-		event->setDropAction(Qt::MoveAction);
-		event->accept();
-	}
-	updateGeometries();
-	viewport()->update();
-}
-
-void GroupView::startDrag(Qt::DropActions supportedActions)
-{
-	QModelIndexList indexes = selectionModel()->selectedIndexes();
-	if (indexes.count() > 0)
-	{
-		QMimeData *data = model()->mimeData(indexes);
-		if (!data)
-		{
-			return;
-		}
-		QRect rect;
-		QPixmap pixmap = renderToPixmap(indexes, &rect);
-		//rect.translate(offset());
-		// rect.adjust(horizontalOffset(), verticalOffset(), 0, 0);
-		QDrag *drag = new QDrag(this);
-		drag->setPixmap(pixmap);
-		drag->setMimeData(data);
-		drag->setHotSpot(m_pressedPosition - rect.topLeft());
-		Qt::DropAction defaultDropAction = Qt::IgnoreAction;
-		if (this->defaultDropAction() != Qt::IgnoreAction &&
-			(supportedActions & this->defaultDropAction()))
-		{
-			defaultDropAction = this->defaultDropAction();
-		}
-		if (drag->exec(supportedActions, defaultDropAction) == Qt::MoveAction)
-		{
-			const QItemSelection selection = selectionModel()->selection();
-
-			for (auto it = selection.constBegin(); it != selection.constEnd(); ++it)
-			{
-				QModelIndex parent = (*it).parent();
-				if ((*it).left() != 0)
-				{
-					continue;
-				}
-				if ((*it).right() != (model()->columnCount(parent) - 1))
-				{
-					continue;
-				}
-				int count = (*it).bottom() - (*it).top() + 1;
-				model()->removeRows((*it).top(), count, parent);
-			}
-		}
-	}
-}
-
-QRect GroupView::visualRect(const QModelIndex &index) const
-{
-	return geometryRect(index).translated(-offset());
-}
-
-QRect GroupView::geometryRect(const QModelIndex &index) const
-{
-	if (!index.isValid() || isIndexHidden(index) || index.column() > 0)
-	{
-		return QRect();
-	}
-
-	const Group *cat = category(index);
-	QPair<int, int> pos = categoryInternalPosition(index);
-	int x = pos.first;
-	// int y = pos.second;
-
-	QRect out;
-	out.setTop(cat->verticalPosition() + cat->headerHeight() + 5 + categoryInternalRowTop(index));
-	out.setLeft(m_spacing + x * (itemWidth() + m_spacing));
-	out.setSize(itemDelegate()->sizeHint(viewOptions(), index));
-
-	return out;
-}
-
-/*
-void CategorizedView::startCategoryEditor(Category *category)
-{
-	if (m_categoryEditor != 0)
-	{
-		return;
-	}
-	m_editedCategory = category;
-	m_categoryEditor = new QLineEdit(m_editedCategory->text, this);
-	QRect rect = m_editedCategory->textRect;
-	rect.setWidth(qMax(contentWidth() / 2, rect.width()));
-	m_categoryEditor->setGeometry(rect);
-	m_categoryEditor->show();
-	m_categoryEditor->setFocus();
-	connect(m_categoryEditor, &QLineEdit::returnPressed, this,
-&CategorizedView::endCategoryEditor);
-}
-
-void CategorizedView::endCategoryEditor()
-{
-	if (m_categoryEditor == 0)
-	{
-		return;
-	}
-	m_editedCategory->text = m_categoryEditor->text();
-	m_updatesDisabled = true;
-	foreach (const QModelIndex &index, itemsForCategory(m_editedCategory))
-	{
-		const_cast<QAbstractItemModel *>(index.model())->setData(index,
-m_categoryEditor->text(), CategoryRole);
-	}
-	m_updatesDisabled = false;
-	delete m_categoryEditor;
-	m_categoryEditor = 0;
-	m_editedCategory = 0;
-	updateGeometries();
-}
-*/
-
-QModelIndex GroupView::indexAt(const QPoint &point) const
-{
-	for (int i = 0; i < model()->rowCount(); ++i)
-	{
-		QModelIndex index = model()->index(i, 0);
-		if (geometryRect(index).contains(point))
-		{
-			return index;
-		}
-	}
-	return QModelIndex();
-}
-
-void GroupView::setSelection(const QRect &rect,
-							 const QItemSelectionModel::SelectionFlags commands)
-{
-	for (int i = 0; i < model()->rowCount(); ++i)
-	{
-		QModelIndex index = model()->index(i, 0);
-		QRect itemRect = geometryRect(index);
-		if (itemRect.intersects(rect))
-		{
-			selectionModel()->select(index, commands);
-			update(itemRect.translated(-offset()));
-		}
-	}
-	
-}
-
-QPixmap GroupView::renderToPixmap(const QModelIndexList &indices, QRect *r) const
-{
-	Q_ASSERT(r);
-	auto paintPairs = draggablePaintPairs(indices, r);
-	if (paintPairs.isEmpty())
-	{
-		return QPixmap();
-	}
-	QPixmap pixmap(r->size());
-	pixmap.fill(Qt::transparent);
-	QPainter painter(&pixmap);
-	QStyleOptionViewItem option = viewOptions();
-	option.state |= QStyle::State_Selected;
-	for (int j = 0; j < paintPairs.count(); ++j)
-	{
-		option.rect = paintPairs.at(j).first.translated(-r->topLeft());
-		const QModelIndex &current = paintPairs.at(j).second;
-		itemDelegate()->paint(&painter, option, current);
-	}
-	return pixmap;
-}
-
-QList<QPair<QRect, QModelIndex>> GroupView::draggablePaintPairs(const QModelIndexList &indices,
-																QRect *r) const
-{
-	Q_ASSERT(r);
-	QRect &rect = *r;
-	QList<QPair<QRect, QModelIndex>> ret;
-	for (int i = 0; i < indices.count(); ++i)
-	{
-		const QModelIndex &index = indices.at(i);
-		const QRect current = geometryRect(index);
-		ret += qMakePair(current, index);
-		rect |= current;
-	}
-	return ret;
-}
-
-bool GroupView::isDragEventAccepted(QDropEvent *event)
-{
-	if (event->source() != this)
-	{
-		return false;
-	}
-	if (!listsIntersect(event->mimeData()->formats(), model()->mimeTypes()))
-	{
-		return false;
-	}
-	if (!model()->canDropMimeData(event->mimeData(), event->dropAction(),
-								  rowDropPos(event->pos()).second, 0, QModelIndex()))
-	{
-		return false;
-	}
-	return true;
-}
-
-QPair<Group *, int> GroupView::rowDropPos(const QPoint &pos)
-{
-	// check that we aren't on a category header and calculate which category we're in
-	Group *category = 0;
-	{
-		int y = 0;
-		for (auto cat : m_groups)
-		{
-			if (pos.y() > y && pos.y() < (y + cat->headerHeight()))
-			{
-				return qMakePair(nullptr, -1);
-			}
-			y += cat->totalHeight() + m_categoryMargin;
-			if (pos.y() < y)
-			{
-				category = cat;
-				break;
-			}
-		}
-		if (category == 0)
-		{
-			return qMakePair(nullptr, -1);
-		}
-	}
-
-	QList<QModelIndex> indices = category->items();
-
-	// calculate the internal column
-	int internalColumn = -1;
-	{
-		const int itemWidth = this->itemWidth();
-		if (pos.x() >= (itemWidth * itemsPerRow()))
-		{
-			internalColumn = itemsPerRow();
-		}
-		else
-		{
-			for (int i = 0, c = 0; i < contentWidth(); i += itemWidth + 10 /*spacing()*/, ++c)
-			{
-				if (pos.x() > (i - itemWidth / 2) && pos.x() <= (i + itemWidth / 2))
-				{
-					internalColumn = c;
-					break;
-				}
-			}
-		}
-		if (internalColumn == -1)
-		{
-			return qMakePair(nullptr, -1);
-		}
-	}
-
-	// calculate the internal row
-	int internalRow = -1;
-	{
-		// FIXME rework the drag and drop code
-		const int top = category->verticalPosition();
-		for (int r = 0, h = top; r < category->numRows();
-			 h += itemHeightForCategoryRow(category, r), ++r)
-		{
-			if (pos.y() > h && pos.y() < (h + itemHeightForCategoryRow(category, r)))
-			{
-				internalRow = r;
-				break;
-			}
-		}
-		if (internalRow == -1)
-		{
-			return qMakePair(nullptr, -1);
-		}
-		// this happens if we're in the margin between a one category and another
-		// categories header
-		if (internalRow > (indices.size() / itemsPerRow()))
-		{
-			return qMakePair(nullptr, -1);
-		}
-	}
-
-	// flaten the internalColumn/internalRow to one row
-	int categoryRow = internalRow * itemsPerRow() + internalColumn;
-
-	// this is used if we're past the last item
-	if (categoryRow >= indices.size())
-	{
-		return qMakePair(category, indices.last().row() + 1);
-	}
-
-	return qMakePair(category, indices.at(categoryRow).row());
-}
-
-QPoint GroupView::offset() const
-{
-	return QPoint(horizontalOffset(), verticalOffset());
-}
-
-QRegion GroupView::visualRegionForSelection(const QItemSelection &selection) const
-{
-	QRegion region;
-	for (auto &range : selection)
-	{
-		int start_row = range.top();
-		int end_row = range.bottom();
-		for (int row = start_row; row <= end_row; ++row)
-		{
-			int start_column = range.left();
-			int end_column = range.right();
-			for (int column = start_column; column <= end_column; ++column)
-			{
-				QModelIndex index = model()->index(row, column, rootIndex());
-				region += visualRect(index); // OK
-			}
-		}
-	}
-	return region;
-}
-QModelIndex GroupView::moveCursor(QAbstractItemView::CursorAction cursorAction,
-								  Qt::KeyboardModifiers modifiers)
-{
-	auto current = currentIndex();
-	if(!current.isValid())
-	{
-		qDebug() << "model row: invalid";
-		return current;
-	}
-	qDebug() << "model row: " << current.row();
-	auto cat = category(current);
-	int i = m_groups.indexOf(cat);
-	if(i >= 0)
-	{
-		// this is a pile of something foul
-		auto real_group = m_groups[i];
-		int beginning_row = 0;
-		for(auto group: m_groups)
-		{
-			if(group == real_group)
-				break;
-			beginning_row += group->numRows();
-		}
-		qDebug() << "category: " << real_group->text;
-		QPair<int, int> pos = categoryInternalPosition(current);
-		int row = beginning_row + pos.second;
-		qDebug() << "row: " << row;
-		qDebug() << "column: " << pos.first;
-	}
-	return current;
-}
diff --git a/depends/groupview/GroupView.h b/depends/groupview/GroupView.h
deleted file mode 100644
index 329a3503..00000000
--- a/depends/groupview/GroupView.h
+++ /dev/null
@@ -1,139 +0,0 @@
-#pragma once
-
-#include <QListView>
-#include <QLineEdit>
-#include <QScrollBar>
-
-struct GroupViewRoles
-{
-	enum
-	{
-		GroupRole = Qt::UserRole,
-		ProgressValueRole,
-		ProgressMaximumRole
-	};
-};
-
-struct Group;
-
-class GroupView : public QAbstractItemView
-{
-	Q_OBJECT
-
-public:
-	GroupView(QWidget *parent = 0);
-	~GroupView();
-
-	QRect geometryRect(const QModelIndex &index) const;
-	virtual QRect visualRect(const QModelIndex &index) const override;
-	QModelIndex indexAt(const QPoint &point) const;
-	void setSelection(const QRect &rect,
-					  const QItemSelectionModel::SelectionFlags commands) override;
-
-	virtual int horizontalOffset() const override
-	{
-		return horizontalScrollBar()->value();
-	}
-
-	virtual int verticalOffset() const override
-	{
-		return verticalScrollBar()->value();
-	}
-
-	virtual void scrollContentsBy(int dx, int dy) override
-	{
-		scrollDirtyRegion(dx, dy);
-		viewport()->scroll(dx, dy);
-	}
-
-	/*
-	 * TODO!
-	 */
-	virtual void scrollTo(const QModelIndex &index, ScrollHint hint = EnsureVisible) override
-	{
-		return;
-	}
-
-	virtual QModelIndex moveCursor(CursorAction cursorAction,
-								   Qt::KeyboardModifiers modifiers) override;
-
-	virtual QRegion visualRegionForSelection(const QItemSelection &selection) const override;
-
-protected
-slots:
-	virtual void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight,
-							 const QVector<int> &roles) override;
-	virtual void rowsInserted(const QModelIndex &parent, int start, int end) override;
-	virtual void rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end) override;
-	virtual void updateGeometries() override;
-
-protected:
-	virtual bool isIndexHidden(const QModelIndex &index) const override;
-	void mousePressEvent(QMouseEvent *event) override;
-	void mouseMoveEvent(QMouseEvent *event) override;
-	void mouseReleaseEvent(QMouseEvent *event) override;
-	void mouseDoubleClickEvent(QMouseEvent *event) override;
-	void paintEvent(QPaintEvent *event) override;
-	void resizeEvent(QResizeEvent *event) override;
-
-	void dragEnterEvent(QDragEnterEvent *event) override;
-	void dragMoveEvent(QDragMoveEvent *event) override;
-	void dragLeaveEvent(QDragLeaveEvent *event) override;
-	void dropEvent(QDropEvent *event) override;
-
-	void startDrag(Qt::DropActions supportedActions) override;
-
-private:
-	friend struct Group;
-
-	QList<Group *> m_groups;
-
-	int m_leftMargin;
-	int m_rightMargin;
-	int m_bottomMargin;
-	int m_categoryMargin;
-
-	// bool m_updatesDisabled;
-
-	Group *category(const QModelIndex &index) const;
-	Group *category(const QString &cat) const;
-	Group *categoryAt(const QPoint &pos) const;
-
-	int itemsPerRow() const;
-	int contentWidth() const;
-
-private:
-	int itemWidth() const;
-	int categoryRowHeight(const QModelIndex &index) const;
-
-	/*QLineEdit *m_categoryEditor;
-	Category *m_editedCategory;
-	void startCategoryEditor(Category *category);
-
-private slots:
-	void endCategoryEditor();*/
-
-private: /* variables */
-	QPoint m_pressedPosition;
-	QPersistentModelIndex m_pressedIndex;
-	bool m_pressedAlreadySelected;
-	Group *m_pressedCategory;
-	QItemSelectionModel::SelectionFlag m_ctrlDragSelectionFlag;
-	QPoint m_lastDragPosition;
-	int m_spacing = 5;
-
-private: /* methods */
-	QPair<int, int> categoryInternalPosition(const QModelIndex &index) const;
-	int categoryInternalRowTop(const QModelIndex &index) const;
-	int itemHeightForCategoryRow(const Group *category, const int internalRow) const;
-
-	QPixmap renderToPixmap(const QModelIndexList &indices, QRect *r) const;
-	QList<QPair<QRect, QModelIndex>> draggablePaintPairs(const QModelIndexList &indices,
-														 QRect *r) const;
-
-	bool isDragEventAccepted(QDropEvent *event);
-
-	QPair<Group *, int> rowDropPos(const QPoint &pos);
-
-	QPoint offset() const;
-};
diff --git a/depends/groupview/GroupedProxyModel.cpp b/depends/groupview/GroupedProxyModel.cpp
deleted file mode 100644
index 57d7ff5c..00000000
--- a/depends/groupview/GroupedProxyModel.cpp
+++ /dev/null
@@ -1,21 +0,0 @@
-#include "GroupedProxyModel.h"
-
-#include "GroupView.h"
-
-GroupedProxyModel::GroupedProxyModel(QObject *parent) : QSortFilterProxyModel(parent)
-{
-}
-
-bool GroupedProxyModel::lessThan(const QModelIndex &left, const QModelIndex &right) const
-{
-	const QString leftCategory = left.data(GroupViewRoles::GroupRole).toString();
-	const QString rightCategory = right.data(GroupViewRoles::GroupRole).toString();
-	if (leftCategory == rightCategory)
-	{
-		return left.row() < right.row();
-	}
-	else
-	{
-		return leftCategory < rightCategory;
-	}
-}
diff --git a/depends/groupview/GroupedProxyModel.h b/depends/groupview/GroupedProxyModel.h
deleted file mode 100644
index cae87ecd..00000000
--- a/depends/groupview/GroupedProxyModel.h
+++ /dev/null
@@ -1,14 +0,0 @@
-#pragma once
-
-#include <QSortFilterProxyModel>
-
-class GroupedProxyModel : public QSortFilterProxyModel
-{
-	Q_OBJECT
-
-public:
-	GroupedProxyModel(QObject *parent = 0);
-
-protected:
-	bool lessThan(const QModelIndex &left, const QModelIndex &right) const;
-};
diff --git a/depends/groupview/InstanceDelegate.cpp b/depends/groupview/InstanceDelegate.cpp
deleted file mode 100644
index 8527e2bc..00000000
--- a/depends/groupview/InstanceDelegate.cpp
+++ /dev/null
@@ -1,281 +0,0 @@
-/* Copyright 2013 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 "InstanceDelegate.h"
-#include <QPainter>
-#include <QTextOption>
-#include <QTextLayout>
-#include <QApplication>
-#include <QtCore/qmath.h>
-
-#include "GroupView.h"
-
-// Origin: Qt
-static void viewItemTextLayout(QTextLayout &textLayout, int lineWidth, qreal &height,
-							   qreal &widthUsed)
-{
-	height = 0;
-	widthUsed = 0;
-	textLayout.beginLayout();
-	QString str = textLayout.text();
-	while (true)
-	{
-		QTextLine line = textLayout.createLine();
-		if (!line.isValid())
-			break;
-		if (line.textLength() == 0)
-			break;
-		line.setLineWidth(lineWidth);
-		line.setPosition(QPointF(0, height));
-		height += line.height();
-		widthUsed = qMax(widthUsed, line.naturalTextWidth());
-	}
-	textLayout.endLayout();
-}
-
-#define QFIXED_MAX (INT_MAX / 256)
-
-ListViewDelegate::ListViewDelegate(QObject *parent) : QStyledItemDelegate(parent)
-{
-}
-
-void drawSelectionRect(QPainter *painter, const QStyleOptionViewItemV4 &option,
-					   const QRect &rect)
-{
-	if ((option.state & QStyle::State_Selected))
-		painter->fillRect(rect, option.palette.brush(QPalette::Highlight));
-	else
-	{
-		QColor backgroundColor = option.palette.color(QPalette::Background);
-		backgroundColor.setAlpha(160);
-		painter->fillRect(rect, QBrush(backgroundColor));
-	}
-}
-
-void drawFocusRect(QPainter *painter, const QStyleOptionViewItemV4 &option, const QRect &rect)
-{
-	if (!(option.state & QStyle::State_HasFocus))
-		return;
-	QStyleOptionFocusRect opt;
-	opt.direction = option.direction;
-	opt.fontMetrics = option.fontMetrics;
-	opt.palette = option.palette;
-	opt.rect = rect;
-	// opt.state           = option.state | QStyle::State_KeyboardFocusChange |
-	// QStyle::State_Item;
-	auto col = option.state & QStyle::State_Selected ? QPalette::Highlight : QPalette::Base;
-	opt.backgroundColor = option.palette.color(col);
-	// Apparently some widget styles expect this hint to not be set
-	painter->setRenderHint(QPainter::Antialiasing, false);
-
-	QStyle *style = option.widget ? option.widget->style() : QApplication::style();
-
-	style->drawPrimitive(QStyle::PE_FrameFocusRect, &opt, painter, option.widget);
-
-	painter->setRenderHint(QPainter::Antialiasing);
-}
-
-// TODO this can be made a lot prettier
-void drawProgressOverlay(QPainter *painter, const QStyleOptionViewItemV4 &option,
-						 const int value, const int maximum)
-{
-	if (maximum == 0 || value == maximum)
-	{
-		return;
-	}
-
-	painter->save();
-
-	qreal percent = (qreal)value / (qreal)maximum;
-	QColor color = option.palette.color(QPalette::Dark);
-	color.setAlphaF(0.70f);
-	painter->setBrush(color);
-	painter->setPen(QPen(QBrush(), 0));
-	painter->drawPie(option.rect, 90 * 16, -percent * 360 * 16);
-
-	painter->restore();
-}
-
-static QSize viewItemTextSize(const QStyleOptionViewItemV4 *option)
-{
-	QStyle *style = option->widget ? option->widget->style() : QApplication::style();
-	QTextOption textOption;
-	textOption.setWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere);
-	QTextLayout textLayout;
-	textLayout.setTextOption(textOption);
-	textLayout.setFont(option->font);
-	textLayout.setText(option->text);
-	const int textMargin =
-		style->pixelMetric(QStyle::PM_FocusFrameHMargin, option, option->widget) + 1;
-	QRect bounds(0, 0, 100 - 2 * textMargin, 600);
-	qreal height = 0, widthUsed = 0;
-	viewItemTextLayout(textLayout, bounds.width(), height, widthUsed);
-	const QSize size(qCeil(widthUsed), qCeil(height));
-	return QSize(size.width() + 2 * textMargin, size.height());
-}
-
-void ListViewDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option,
-							 const QModelIndex &index) const
-{
-	QStyleOptionViewItemV4 opt = option;
-	initStyleOption(&opt, index);
-	painter->save();
-	painter->setClipRect(opt.rect);
-
-	opt.features |= QStyleOptionViewItem::WrapText;
-	opt.text = index.data().toString();
-	opt.textElideMode = Qt::ElideRight;
-	opt.displayAlignment = Qt::AlignTop | Qt::AlignHCenter;
-
-	QStyle *style = opt.widget ? opt.widget->style() : QApplication::style();
-
-	// const int iconSize =  style->pixelMetric(QStyle::PM_IconViewIconSize);
-	const int iconSize = 48;
-	QRect iconbox = opt.rect;
-	const int textMargin = style->pixelMetric(QStyle::PM_FocusFrameHMargin, 0, opt.widget) + 1;
-	QRect textRect = opt.rect;
-	QRect textHighlightRect = textRect;
-	// clip the decoration on top, remove width padding
-	textRect.adjust(textMargin, iconSize + textMargin + 5, -textMargin, 0);
-
-	textHighlightRect.adjust(0, iconSize + 5, 0, 0);
-
-	// draw background
-	{
-		// FIXME: unused
-		// QSize textSize = viewItemTextSize ( &opt );
-		QPalette::ColorGroup cg;
-		QStyleOptionViewItemV4 opt2(opt);
-
-		if ((opt.widget && opt.widget->isEnabled()) || (opt.state & QStyle::State_Enabled))
-		{
-			if (!(opt.state & QStyle::State_Active))
-				cg = QPalette::Inactive;
-			else
-				cg = QPalette::Normal;
-		}
-		else
-		{
-			cg = QPalette::Disabled;
-		}
-		opt2.palette.setCurrentColorGroup(cg);
-
-		// fill in background, if any
-		if (opt.backgroundBrush.style() != Qt::NoBrush)
-		{
-			QPointF oldBO = painter->brushOrigin();
-			painter->setBrushOrigin(opt.rect.topLeft());
-			painter->fillRect(opt.rect, opt.backgroundBrush);
-			painter->setBrushOrigin(oldBO);
-		}
-
-		if (opt.showDecorationSelected)
-		{
-			drawSelectionRect(painter, opt2, opt.rect);
-			drawFocusRect(painter, opt2, opt.rect);
-			// painter->fillRect ( opt.rect, opt.palette.brush ( cg, QPalette::Highlight ) );
-		}
-		else
-		{
-
-			// if ( opt.state & QStyle::State_Selected )
-			{
-				// QRect textRect = subElementRect ( QStyle::SE_ItemViewItemText,  opt,
-				// opt.widget );
-				// painter->fillRect ( textHighlightRect, opt.palette.brush ( cg,
-				// QPalette::Highlight ) );
-				drawSelectionRect(painter, opt2, textHighlightRect);
-				drawFocusRect(painter, opt2, textHighlightRect);
-			}
-		}
-	}
-
-	// draw the icon
-	{
-		QIcon::Mode mode = QIcon::Normal;
-		if (!(opt.state & QStyle::State_Enabled))
-			mode = QIcon::Disabled;
-		else if (opt.state & QStyle::State_Selected)
-			mode = QIcon::Selected;
-		QIcon::State state = opt.state & QStyle::State_Open ? QIcon::On : QIcon::Off;
-
-		iconbox.setHeight(iconSize);
-		opt.icon.paint(painter, iconbox, Qt::AlignCenter, mode, state);
-	}
-	// set the text colors
-	QPalette::ColorGroup cg =
-		opt.state & QStyle::State_Enabled ? QPalette::Normal : QPalette::Disabled;
-	if (cg == QPalette::Normal && !(opt.state & QStyle::State_Active))
-		cg = QPalette::Inactive;
-	if (opt.state & QStyle::State_Selected)
-	{
-		painter->setPen(opt.palette.color(cg, QPalette::HighlightedText));
-	}
-	else
-	{
-		painter->setPen(opt.palette.color(cg, QPalette::Text));
-	}
-
-	// draw the text
-	QTextOption textOption;
-	textOption.setWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere);
-	textOption.setTextDirection(opt.direction);
-	textOption.setAlignment(QStyle::visualAlignment(opt.direction, opt.displayAlignment));
-	QTextLayout textLayout;
-	textLayout.setTextOption(textOption);
-	textLayout.setFont(opt.font);
-	textLayout.setText(opt.text);
-
-	qreal width, height;
-	viewItemTextLayout(textLayout, textRect.width(), height, width);
-
-	const int lineCount = textLayout.lineCount();
-
-	const QRect layoutRect = QStyle::alignedRect(
-		opt.direction, opt.displayAlignment, QSize(textRect.width(), int(height)), textRect);
-	const QPointF position = layoutRect.topLeft();
-	for (int i = 0; i < lineCount; ++i)
-	{
-		const QTextLine line = textLayout.lineAt(i);
-		line.draw(painter, position);
-	}
-
-	drawProgressOverlay(painter, opt,
-						index.data(GroupViewRoles::ProgressValueRole).toInt(),
-						index.data(GroupViewRoles::ProgressMaximumRole).toInt());
-
-	painter->restore();
-}
-
-QSize ListViewDelegate::sizeHint(const QStyleOptionViewItem &option,
-								 const QModelIndex &index) const
-{
-	QStyleOptionViewItemV4 opt = option;
-	initStyleOption(&opt, index);
-	opt.features |= QStyleOptionViewItem::WrapText;
-	opt.text = index.data().toString();
-	opt.textElideMode = Qt::ElideRight;
-	opt.displayAlignment = Qt::AlignTop | Qt::AlignHCenter;
-
-	QStyle *style = opt.widget ? opt.widget->style() : QApplication::style();
-	const int textMargin =
-		style->pixelMetric(QStyle::PM_FocusFrameHMargin, &option, opt.widget) + 1;
-	int height = 48 + textMargin * 2 + 5; // TODO: turn constants into variables
-	QSize szz = viewItemTextSize(&opt);
-	height += szz.height();
-	// FIXME: maybe the icon items could scale and keep proportions?
-	QSize sz(100, height);
-	return sz;
-}
diff --git a/depends/groupview/InstanceDelegate.h b/depends/groupview/InstanceDelegate.h
deleted file mode 100644
index de2f429b..00000000
--- a/depends/groupview/InstanceDelegate.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/* Copyright 2013 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.
- */
-
-#pragma once
-
-#include <QStyledItemDelegate>
-
-class ListViewDelegate : public QStyledItemDelegate
-{
-public:
-	explicit ListViewDelegate(QObject *parent = 0);
-
-protected:
-	void paint(QPainter *painter, const QStyleOptionViewItem &option,
-			   const QModelIndex &index) const;
-	QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const;
-};
diff --git a/depends/groupview/main.cpp b/depends/groupview/main.cpp
deleted file mode 100644
index df14e3bd..00000000
--- a/depends/groupview/main.cpp
+++ /dev/null
@@ -1,98 +0,0 @@
-#include "main.h"
-
-#include <QApplication>
-#include <QStandardItemModel>
-#include <QPainter>
-#include <QTime>
-
-#include "GroupView.h"
-#include "GroupedProxyModel.h"
-#include "InstanceDelegate.h"
-
-Progresser *progresser;
-
-QPixmap icon(const Qt::GlobalColor color)
-{
-	QPixmap p = QPixmap(32, 32);
-	p.fill(QColor(color));
-	return p;
-}
-QPixmap icon(const int number)
-{
-	QPixmap p = icon(Qt::white);
-	QPainter painter(&p);
-	QFont font = painter.font();
-	font.setBold(true);
-	font.setPixelSize(28);
-	painter.setFont(font);
-	painter.drawText(QRect(QPoint(0, 0), p.size()), Qt::AlignVCenter | Qt::AlignHCenter,
-					 QString::number(number));
-	painter.end();
-	return p;
-}
-QStandardItem *createItem(const Qt::GlobalColor color, const QString &text,
-						  const QString &category)
-{
-	QStandardItem *item = new QStandardItem;
-	item->setText(text);
-	item->setData(icon(color), Qt::DecorationRole);
-	item->setData(category, GroupViewRoles::GroupRole);
-	item->setFlags(Qt::ItemIsEnabled | Qt::ItemIsSelectable);
-	// progresser->addTrackedIndex(item);
-	return item;
-}
-QStandardItem *createItem(const int index, const QString &category)
-{
-	QStandardItem *item = new QStandardItem;
-	item->setText(QString("Item #%1").arg(index));
-	item->setData(icon(index), Qt::DecorationRole);
-	item->setData(category, GroupViewRoles::GroupRole);
-	item->setFlags(Qt::ItemIsEnabled | Qt::ItemIsSelectable);
-	// progresser->addTrackedIndex(item);
-	return item;
-}
-
-int main(int argc, char *argv[])
-{
-	QApplication a(argc, argv);
-
-	qsrand(QTime::currentTime().msec());
-
-	progresser = new Progresser();
-
-	QStandardItemModel model;
-	model.setRowCount(10);
-	model.setColumnCount(1);
-
-	model.setItem(
-		0, createItem(Qt::red,
-					  "Red is a color. Some more text. I'm out of ideas. 42. What's your name?",
-					  "Colorful"));
-	model.setItem(1, createItem(Qt::blue, "Blue", "Colorful"));
-	model.setItem(2, createItem(Qt::yellow, "Yellow", "Colorful"));
-
-	model.setItem(3, createItem(Qt::black, "Black", "Not Colorful"));
-	model.setItem(4, createItem(Qt::darkGray, "Dark Gray", "Not Colorful"));
-	model.setItem(5, createItem(Qt::gray, "Gray", "Not Colorful"));
-	model.setItem(6, createItem(Qt::lightGray, "Light Gray", "Not Colorful"));
-	model.setItem(7, createItem(Qt::white, "White", "Not Colorful"));
-
-	model.setItem(8, createItem(Qt::darkGreen, "Dark Green", ""));
-	model.setItem(9, progresser->addTrackedIndex(createItem(Qt::green, "Green", "")));
-
-	for (int i = 0; i < 20; ++i)
-	{
-		model.setItem(i + 10, createItem(i + 1, "Items 1-20"));
-	}
-
-	GroupedProxyModel pModel;
-	pModel.setSourceModel(&model);
-
-	GroupView w;
-	w.setItemDelegate(new ListViewDelegate);
-	w.setModel(&pModel);
-	w.resize(640, 480);
-	w.show();
-
-	return a.exec();
-}
diff --git a/depends/groupview/main.h b/depends/groupview/main.h
deleted file mode 100644
index 2a358329..00000000
--- a/depends/groupview/main.h
+++ /dev/null
@@ -1,54 +0,0 @@
-#pragma once
-
-#include <QObject>
-#include <QTimer>
-#include <QList>
-#include <QStandardItem>
-#include <QDebug>
-
-#include "GroupView.h"
-
-class Progresser : public QObject
-{
-	Q_OBJECT
-public:
-	explicit Progresser(QObject *parent = 0) : QObject(parent)
-	{
-		QTimer *timer = new QTimer(this);
-		connect(timer, SIGNAL(timeout()), this, SLOT(timeout()));
-		timer->start(50);
-	}
-
-	QStandardItem *addTrackedIndex(QStandardItem *item)
-	{
-		item->setData(1000, GroupViewRoles::ProgressMaximumRole);
-		m_items.append(item);
-		return item;
-	}
-
-public
-slots:
-	void timeout()
-	{
-		QList<QStandardItem *> toRemove;
-		for (auto item : m_items)
-		{
-			int maximum = item->data(GroupViewRoles::ProgressMaximumRole).toInt();
-			int value = item->data(GroupViewRoles::ProgressValueRole).toInt();
-			int newvalue = std::min(value + 3, maximum);
-			item->setData(newvalue, GroupViewRoles::ProgressValueRole);
-
-			if(newvalue >= maximum)
-			{
-				toRemove.append(item);
-			}
-		}
-		for(auto remove : toRemove)
-		{
-			m_items.removeAll(remove);
-		}
-	}
-
-private:
-	QList<QStandardItem *> m_items;
-};