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Diffstat (limited to 'launcher/instanceview/InstanceDelegate.cpp')
| -rw-r--r-- | launcher/instanceview/InstanceDelegate.cpp | 428 |
1 files changed, 0 insertions, 428 deletions
diff --git a/launcher/instanceview/InstanceDelegate.cpp b/launcher/instanceview/InstanceDelegate.cpp deleted file mode 100644 index 3c4ca63f..00000000 --- a/launcher/instanceview/InstanceDelegate.cpp +++ /dev/null @@ -1,428 +0,0 @@ -/* Copyright 2013-2021 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 <QtMath> -#include <QDebug> - -#include "InstanceView.h" -#include "BaseInstance.h" -#include "InstanceList.h" -#include <xdgicon.h> -#include <QTextEdit> - -// 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(); -} - -ListViewDelegate::ListViewDelegate(QObject *parent) : QStyledItemDelegate(parent) -{ -} - -void drawSelectionRect(QPainter *painter, const QStyleOptionViewItem &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 QStyleOptionViewItem &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 QStyleOptionViewItem &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(); -} - -void drawBadges(QPainter *painter, const QStyleOptionViewItem &option, BaseInstance *instance, QIcon::Mode mode, QIcon::State state) -{ - QList<QString> pixmaps; - if (instance->isRunning()) - { - pixmaps.append("status-running"); - } - else if (instance->hasCrashed() || instance->hasVersionBroken()) - { - pixmaps.append("status-bad"); - } - if (instance->hasUpdateAvailable()) - { - pixmaps.append("checkupdate"); - } - - static const int itemSide = 24; - static const int spacing = 1; - const int itemsPerRow = qMax(1, qFloor(double(option.rect.width() + spacing) / double(itemSide + spacing))); - const int rows = qCeil((double)pixmaps.size() / (double)itemsPerRow); - QListIterator<QString> it(pixmaps); - painter->translate(option.rect.topLeft()); - for (int y = 0; y < rows; ++y) - { - for (int x = 0; x < itemsPerRow; ++x) - { - if (!it.hasNext()) - { - return; - } - // FIXME: inject this. - auto icon = XdgIcon::fromTheme(it.next()); - // opt.icon.paint(painter, iconbox, Qt::AlignCenter, mode, state); - const QPixmap pixmap; - // itemSide - QRect badgeRect( - option.rect.width() - x * itemSide + qMax(x - 1, 0) * spacing - itemSide, - y * itemSide + qMax(y - 1, 0) * spacing, - itemSide, - itemSide - ); - icon.paint(painter, badgeRect, Qt::AlignCenter, mode, state); - } - } - painter->translate(-option.rect.topLeft()); -} - -static QSize viewItemTextSize(const QStyleOptionViewItem *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 -{ - QStyleOptionViewItem 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 ); - drawSelectionRect(painter, opt, textHighlightRect); - /* - QPalette::ColorGroup cg; - QStyleOptionViewItem 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); - } - - drawSelectionRect(painter, opt2, textHighlightRect); - */ - - /* - 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); - } - } - */ - } - - // icon mode and state, also used for badges - 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; - - // draw the icon - { - 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); - } - - // FIXME: this really has no business of being here. Make generic. - auto instance = (BaseInstance*)index.data(InstanceList::InstancePointerRole) - .value<void *>(); - if (instance) - { - drawBadges(painter, opt, instance, mode, state); - } - - drawProgressOverlay(painter, opt, index.data(InstanceViewRoles::ProgressValueRole).toInt(), - index.data(InstanceViewRoles::ProgressMaximumRole).toInt()); - - painter->restore(); -} - -QSize ListViewDelegate::sizeHint(const QStyleOptionViewItem &option, - const QModelIndex &index) const -{ - QStyleOptionViewItem 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; -} - -class NoReturnTextEdit: public QTextEdit -{ - Q_OBJECT -public: - explicit NoReturnTextEdit(QWidget *parent) : QTextEdit(parent) - { - setTextInteractionFlags(Qt::TextEditorInteraction); - setHorizontalScrollBarPolicy(Qt::ScrollBarPolicy::ScrollBarAlwaysOff); - setVerticalScrollBarPolicy(Qt::ScrollBarPolicy::ScrollBarAlwaysOff); - } - bool event(QEvent * event) override - { - auto eventType = event->type(); - if(eventType == QEvent::KeyPress || eventType == QEvent::KeyRelease) - { - QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event); - auto key = keyEvent->key(); - if (key == Qt::Key_Return || key == Qt::Key_Enter) - { - emit editingDone(); - return true; - } - if(key == Qt::Key_Tab) - { - return true; - } - } - return QTextEdit::event(event); - } -signals: - void editingDone(); -}; - -void ListViewDelegate::updateEditorGeometry(QWidget* editor, const QStyleOptionViewItem& option, const QModelIndex& index) const -{ - const int iconSize = 48; - QRect textRect = option.rect; - // QStyle *style = option.widget ? option.widget->style() : QApplication::style(); - textRect.adjust(0, iconSize + 5, 0, 0); - editor->setGeometry(textRect); -} - -void ListViewDelegate::setEditorData(QWidget* editor, const QModelIndex& index) const -{ - auto text = index.data(Qt::EditRole).toString(); - QTextEdit * realeditor = qobject_cast<NoReturnTextEdit *>(editor); - realeditor->setAlignment(Qt::AlignHCenter | Qt::AlignTop); - realeditor->append(text); - realeditor->selectAll(); - realeditor->document()->clearUndoRedoStacks(); -} - -void ListViewDelegate::setModelData(QWidget* editor, QAbstractItemModel* model, const QModelIndex& index) const -{ - QTextEdit * realeditor = qobject_cast<NoReturnTextEdit *>(editor); - QString text = realeditor->toPlainText(); - text.replace(QChar('\n'), QChar(' ')); - text = text.trimmed(); - if(text.size() != 0) - { - model->setData(index, text); - } -} - -QWidget * ListViewDelegate::createEditor(QWidget* parent, const QStyleOptionViewItem& option, const QModelIndex& index) const -{ - auto editor = new NoReturnTextEdit(parent); - connect(editor, &NoReturnTextEdit::editingDone, this, &ListViewDelegate::editingDone); - return editor; -} - -void ListViewDelegate::editingDone() -{ - NoReturnTextEdit *editor = qobject_cast<NoReturnTextEdit *>(sender()); - emit commitData(editor); - emit closeEditor(editor); -} - -#include "InstanceDelegate.moc" |