PrismLauncher/application/dialogs/IconPickerDialog.cpp
2019-01-16 21:14:24 +01:00

163 lines
5.4 KiB
C++

/* Copyright 2013-2019 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 <QKeyEvent>
#include <QPushButton>
#include <QFileDialog>
#include "MultiMC.h"
#include "IconPickerDialog.h"
#include "ui_IconPickerDialog.h"
#include "groupview/InstanceDelegate.h"
#include "icons/IconList.h"
#include <DesktopServices.h>
IconPickerDialog::IconPickerDialog(QWidget *parent)
: QDialog(parent), ui(new Ui::IconPickerDialog)
{
ui->setupUi(this);
setWindowModality(Qt::WindowModal);
auto contentsWidget = ui->iconView;
contentsWidget->setViewMode(QListView::IconMode);
contentsWidget->setFlow(QListView::LeftToRight);
contentsWidget->setIconSize(QSize(48, 48));
contentsWidget->setMovement(QListView::Static);
contentsWidget->setResizeMode(QListView::Adjust);
contentsWidget->setSelectionMode(QAbstractItemView::SingleSelection);
contentsWidget->setSpacing(5);
contentsWidget->setWordWrap(false);
contentsWidget->setWrapping(true);
contentsWidget->setUniformItemSizes(true);
contentsWidget->setTextElideMode(Qt::ElideRight);
contentsWidget->setVerticalScrollMode(QAbstractItemView::ScrollPerPixel);
contentsWidget->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
contentsWidget->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
contentsWidget->setItemDelegate(new ListViewDelegate());
// contentsWidget->setAcceptDrops(true);
contentsWidget->setDropIndicatorShown(true);
contentsWidget->viewport()->setAcceptDrops(true);
contentsWidget->setDragDropMode(QAbstractItemView::DropOnly);
contentsWidget->setDefaultDropAction(Qt::CopyAction);
contentsWidget->installEventFilter(this);
contentsWidget->setModel(MMC->icons().get());
// NOTE: ResetRole forces the button to be on the left, while the OK/Cancel ones are on the right. We win.
auto buttonAdd = ui->buttonBox->addButton(tr("Add Icon"), QDialogButtonBox::ResetRole);
auto buttonRemove = ui->buttonBox->addButton(tr("Remove Icon"), QDialogButtonBox::ResetRole);
connect(buttonAdd, SIGNAL(clicked(bool)), SLOT(addNewIcon()));
connect(buttonRemove, SIGNAL(clicked(bool)), SLOT(removeSelectedIcon()));
connect(contentsWidget, SIGNAL(doubleClicked(QModelIndex)), SLOT(activated(QModelIndex)));
connect(contentsWidget->selectionModel(), SIGNAL(selectionChanged(QItemSelection, QItemSelection)), SLOT(selectionChanged(QItemSelection, QItemSelection)));
auto buttonFolder = ui->buttonBox->addButton(tr("Open Folder"), QDialogButtonBox::ResetRole);
connect(buttonFolder, &QPushButton::clicked, this, &IconPickerDialog::openFolder);
}
bool IconPickerDialog::eventFilter(QObject *obj, QEvent *evt)
{
if (obj != ui->iconView)
return QDialog::eventFilter(obj, evt);
if (evt->type() != QEvent::KeyPress)
{
return QDialog::eventFilter(obj, evt);
}
QKeyEvent *keyEvent = static_cast<QKeyEvent *>(evt);
switch (keyEvent->key())
{
case Qt::Key_Delete:
removeSelectedIcon();
return true;
case Qt::Key_Plus:
addNewIcon();
return true;
default:
break;
}
return QDialog::eventFilter(obj, evt);
}
void IconPickerDialog::addNewIcon()
{
//: The title of the select icons open file dialog
QString selectIcons = tr("Select Icons");
//: The type of icon files
QStringList fileNames = QFileDialog::getOpenFileNames(this, selectIcons, QString(),
tr("Icons") + "(*.png *.jpg *.jpeg *.ico *.svg *.gif)");
MMC->icons()->installIcons(fileNames);
}
void IconPickerDialog::removeSelectedIcon()
{
MMC->icons()->deleteIcon(selectedIconKey);
}
void IconPickerDialog::activated(QModelIndex index)
{
selectedIconKey = index.data(Qt::UserRole).toString();
accept();
}
void IconPickerDialog::selectionChanged(QItemSelection selected, QItemSelection deselected)
{
if (selected.empty())
return;
QString key = selected.first().indexes().first().data(Qt::UserRole).toString();
if (!key.isEmpty())
selectedIconKey = key;
}
int IconPickerDialog::execWithSelection(QString selection)
{
auto list = MMC->icons();
auto contentsWidget = ui->iconView;
selectedIconKey = selection;
int index_nr = list->getIconIndex(selection);
auto model_index = list->index(index_nr);
contentsWidget->selectionModel()->select(
model_index, QItemSelectionModel::Current | QItemSelectionModel::Select);
QMetaObject::invokeMethod(this, "delayed_scroll", Qt::QueuedConnection,
Q_ARG(QModelIndex, model_index));
return QDialog::exec();
}
void IconPickerDialog::delayed_scroll(QModelIndex model_index)
{
auto contentsWidget = ui->iconView;
contentsWidget->scrollTo(model_index);
}
IconPickerDialog::~IconPickerDialog()
{
delete ui;
}
void IconPickerDialog::openFolder()
{
DesktopServices::openDirectory(MMC->icons()->getDirectory(), true);
}