mirror of
https://github.com/MultiMC/MultiMC5.git
synced 2024-12-26 00:15:16 +00:00
344 lines
12 KiB
C++
344 lines
12 KiB
C++
/* Copyright 2013-2018 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 "GroupView.h"
|
|
#include "BaseInstance.h"
|
|
#include "InstanceList.h"
|
|
#include <xdgicon.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();
|
|
}
|
|
|
|
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 );
|
|
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(GroupViewRoles::ProgressValueRole).toInt(),
|
|
index.data(GroupViewRoles::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;
|
|
}
|
|
|