Add/remove/drag&drop for the icon picker.

gui/IconPickerDialog.cpp

@@ -2,6 +2,9 @@
 #include "instancedelegate.h"
 #include "ui_IconPickerDialog.h"
 #include "logic/IconListModel.h"
+#include <QKeyEvent>
+#include <QPushButton>
+#include <QFileDialog>
 
 IconPickerDialog::IconPickerDialog(QWidget *parent) :
 	QDialog(parent),
@@ -25,9 +28,24 @@ IconPickerDialog::IconPickerDialog(QWidget *parent) :
 	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);
+	
 	IconList * list = IconList::instance();
 	contentsWidget->setModel(list);
 	
+	auto buttonAdd = ui->buttonBox->addButton("Add Icon",QDialogButtonBox::ResetRole);
+	auto buttonRemove = ui->buttonBox->addButton("Remove Icon",QDialogButtonBox::ResetRole);
+	
+	
+	connect(buttonAdd,SIGNAL(clicked(bool)),SLOT(addNewIcon()));
+	connect(buttonRemove,SIGNAL(clicked(bool)),SLOT(removeSelectedIcon()));
+	
 	connect
 	(
 		contentsWidget,
@@ -42,6 +60,43 @@ IconPickerDialog::IconPickerDialog(QWidget *parent) :
 		SLOT(selectionChanged(QItemSelection,QItemSelection))
 	);
 }
+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);
+	IconList * list = IconList::instance();
+	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()
+{
+	QStringList fileNames = QFileDialog::getOpenFileNames(this, "Select Icons", QString(), "Icons (*.png *.jpg *.jpeg)");
+	IconList * list = IconList::instance();
+	list->installIcons(fileNames);
+}
+
+void IconPickerDialog::removeSelectedIcon()
+{
+	IconList * list = IconList::instance();
+	list->deleteIcon(selectedIconKey);
+}
+
 
 void IconPickerDialog::activated ( QModelIndex index )
 {

gui/IconPickerDialog.h

@@ -15,7 +15,8 @@ public:
 	~IconPickerDialog();
 	int exec(QString selection);
 	QString selectedIconKey;
-	
+protected:
+	virtual bool eventFilter ( QObject* , QEvent* );
 private:
 	Ui::IconPickerDialog *ui;
 	
@@ -23,4 +24,6 @@ private slots:
 	void selectionChanged ( QItemSelection,QItemSelection );
 	void activated ( QModelIndex );
 	void delayed_scroll ( QModelIndex );
+	void addNewIcon();
+	void removeSelectedIcon();
 };

gui/aboutdialog.cpp

@@ -1,5 +1,6 @@
 #include "aboutdialog.h"
 #include "ui_aboutdialog.h"
+#include <AppVersion.h>
 
 #include <QIcon>
 #include <QApplication>
@@ -11,7 +12,7 @@ AboutDialog::AboutDialog(QWidget *parent) :
 	ui->setupUi(this);
 
 	ui->icon->setPixmap(QIcon(":/icons/multimc/scalable/apps/multimc.svg").pixmap(64));
-
+	ui->title->setText("MultiMC " + AppVersion::current.toString());
 	connect(ui->closeButton, SIGNAL(clicked()), SLOT(close()));
 
 	QApplication::instance()->connect(ui->aboutQt, SIGNAL(clicked()), SLOT(aboutQt()));

gui/instancesettings.ui

@@ -42,13 +42,6 @@
           <bool>false</bool>
          </property>
          <layout class="QVBoxLayout" name="verticalLayout_4">
-          <item>
-           <widget class="QCheckBox" name="compatModeCheckBox">
-            <property name="text">
-             <string>Compatibility mode?</string>
-            </property>
-           </widget>
-          </item>
           <item>
            <widget class="QCheckBox" name="maximizedCheckBox">
             <property name="text">
@@ -403,7 +396,6 @@
  <tabstops>
   <tabstop>settingsTabs</tabstop>
   <tabstop>windowSizeGroupBox</tabstop>
-  <tabstop>compatModeCheckBox</tabstop>
   <tabstop>maximizedCheckBox</tabstop>
   <tabstop>windowWidthSpinBox</tabstop>
   <tabstop>windowHeightSpinBox</tabstop>

gui/mainwindow.cpp

@@ -87,6 +87,7 @@ MainWindow::MainWindow ( QWidget *parent ) :
 		// the rename label is inside the rename tool button
 		renameButton = new LabeledToolButton();
 		renameButton->setText("Instance Name");
+		renameButton->setToolTip(ui->actionRenameInstance->toolTip());
 		connect(renameButton, SIGNAL(clicked(bool)), SLOT(on_actionRenameInstance_triggered()));
 		ui->instanceToolBar->insertWidget(ui->actionLaunchInstance, renameButton);
 		ui->instanceToolBar->insertSeparator(ui->actionLaunchInstance);

gui/settingsdialog.cpp

@@ -43,12 +43,8 @@ void SettingsDialog::showEvent ( QShowEvent* ev )
 
 void SettingsDialog::updateCheckboxStuff()
 {
-	ui->windowWidthSpinBox->setEnabled(!(ui->compatModeCheckBox->isChecked() || 
-										 ui->maximizedCheckBox->isChecked()));
-	ui->windowHeightSpinBox->setEnabled(!(ui->compatModeCheckBox->isChecked() || 
-										  ui->maximizedCheckBox->isChecked()));
-	
-	ui->maximizedCheckBox->setEnabled(!ui->compatModeCheckBox->isChecked());
+	ui->windowWidthSpinBox->setEnabled(!ui->maximizedCheckBox->isChecked());
+	ui->windowHeightSpinBox->setEnabled(! ui->maximizedCheckBox->isChecked());
 }
 
 void SettingsDialog::on_instDirBrowseBtn_clicked()

gui/settingsdialog.ui

@@ -54,6 +54,9 @@
             <property name="text">
              <string>By last launched</string>
             </property>
+            <attribute name="buttonGroup">
+             <string notr="true">sortingModeGroup</string>
+            </attribute>
            </widget>
           </item>
           <item>
@@ -61,6 +64,9 @@
             <property name="text">
              <string>By name</string>
             </property>
+            <attribute name="buttonGroup">
+             <string notr="true">sortingModeGroup</string>
+            </attribute>
            </widget>
           </item>
          </layout>
@@ -175,13 +181,6 @@
           <string>Window Size</string>
          </property>
          <layout class="QVBoxLayout" name="verticalLayout_4">
-          <item>
-           <widget class="QCheckBox" name="compatModeCheckBox">
-            <property name="text">
-             <string>Compatibility mode?</string>
-            </property>
-           </widget>
-          </item>
           <item>
            <widget class="QCheckBox" name="maximizedCheckBox">
             <property name="text">
@@ -504,4 +503,7 @@
    </hints>
   </connection>
  </connections>
+ <buttongroups>
+  <buttongroup name="sortingModeGroup"/>
+ </buttongroups>
 </ui>

logic/IconListModel.cpp

@@ -3,7 +3,8 @@
 #include <QMap>
 #include <QEventLoop>
 #include <QDir>
-
+#include <QMimeData>
+#include <QUrl>
 #define MAX_SIZE 1024
 IconList* IconList::m_Instance = 0;
 QMutex IconList::mutex;
@@ -14,6 +15,7 @@ struct entry
 	QString name;
 	QIcon icon;
 	bool is_builtin;
+	QString filename;
 };
 
 class Private : public QObject
@@ -56,6 +58,61 @@ IconList::~IconList()
 	d = nullptr;
 }
 
+QStringList IconList::mimeTypes() const
+{
+	QStringList types;
+	types << "text/uri-list";
+	return types;
+}
+Qt::DropActions IconList::supportedDropActions() const
+{
+	return Qt::CopyAction;
+}
+
+bool IconList::dropMimeData ( const QMimeData* data, Qt::DropAction action, int row, int column, const QModelIndex& parent )
+{
+	if (action == Qt::IgnoreAction)
+        return true;
+	// check if the action is supported
+	if (!data || !(action & supportedDropActions()))
+		return false;
+
+	// files dropped from outside?
+	if(data->hasUrls())
+	{
+		/*
+		bool was_watching = is_watching;
+		if(was_watching)
+			stopWatching();
+		*/
+		auto urls = data->urls();
+		QStringList iconFiles;
+		for(auto url: urls)
+		{
+			// only local files may be dropped...
+			if(!url.isLocalFile())
+				continue;
+			iconFiles += url.toLocalFile();
+		}
+		installIcons(iconFiles);
+		/*
+		if(was_watching)
+			startWatching();
+		*/
+		return true;
+	}
+	return false;
+}
+
+Qt::ItemFlags IconList::flags ( const QModelIndex& index ) const
+{
+	Qt::ItemFlags defaultFlags = QAbstractListModel::flags ( index );
+	if (index.isValid())
+		return Qt::ItemIsDropEnabled | defaultFlags;
+	else
+		return Qt::ItemIsDropEnabled | defaultFlags;
+}
+
 QVariant IconList::data ( const QModelIndex& index, int role ) const
 {
 	if(!index.isValid())
@@ -84,18 +141,65 @@ int IconList::rowCount ( const QModelIndex& parent ) const
 	return d->icons.size();
 }
 
+void IconList::installIcons ( QStringList iconFiles )
+{
+	for(QString file: iconFiles)
+	{
+		QFileInfo fileinfo(file);
+		if(!fileinfo.isReadable() || !fileinfo.isFile())
+			continue;
+		QString target = PathCombine("icons", fileinfo.fileName());
+		
+		QString suffix = fileinfo.suffix();
+		if(suffix != "jpeg" && suffix != "png" && suffix != "jpg")
+			continue;
+		
+		if(!QFile::copy(file, target))
+			continue;
+		
+		QString key = fileinfo.baseName();
+		addIcon(key, key, target);
+	}
+}
+
+bool IconList::deleteIcon ( QString key )
+{
+	int iconIdx = getIconIndex(key);
+	if(iconIdx == -1)
+		return false;
+	auto & iconEntry = d->icons[iconIdx];
+	if(iconEntry.is_builtin)
+		return false;
+	if(QFile::remove(iconEntry.filename))
+	{
+		beginRemoveRows(QModelIndex(), iconIdx, iconIdx);
+		d->icons.remove(iconIdx);
+		reindex();
+		endRemoveRows();
+	}
+	return true;
+}
+
 bool IconList::addIcon ( QString key, QString name, QString path, bool is_builtin )
 {
 	auto iter = d->index.find(key);
 	if(iter != d->index.end())
 	{
-		if(d->icons[*iter].is_builtin) return false;
+		if(d->icons[*iter].is_builtin)
+			return false;
 		
 		QIcon icon(path);
-		if(icon.isNull()) return false;
+		if(icon.isNull())
+			return false;
+		
+		auto & oldOne = d->icons[*iter];
+		
+		if(!QFile::remove(oldOne.filename))
+			return false;
 
 		// replace the icon
-		d->icons[*iter] = {key, name, icon, is_builtin};
+		oldOne = {key, name, icon, is_builtin, path};
+		dataChanged(index(*iter),index(*iter));
 		return true;
 	}
 	else
@@ -104,12 +208,25 @@ bool IconList::addIcon ( QString key, QString name, QString path, bool is_builti
 		if(icon.isNull()) return false;
 		
 		// add a new icon
-		d->icons.push_back({key, name, icon, is_builtin});
+		beginInsertRows(QModelIndex(), d->icons.size(),d->icons.size());
+		d->icons.push_back({key, name, icon, is_builtin, path});
 		d->index[key] = d->icons.size() - 1;
+		endInsertRows();
 		return true;
 	}
 }
 
+void IconList::reindex()
+{
+	d->index.clear();
+	int i = 0;
+	for(auto& iter: d->icons)
+	{
+		d->index[iter.key] = i;
+		i++;
+	}
+}
+
 
 QIcon IconList::getIcon ( QString key )
 {

logic/IconListModel.h

@@ -18,7 +18,14 @@ public:
 	virtual int rowCount ( const QModelIndex& parent = QModelIndex() ) const;
 	
 	bool addIcon(QString key, QString name, QString path, bool is_builtin = false);
+	bool deleteIcon(QString key);
 	
+	virtual QStringList mimeTypes() const;
+	virtual Qt::DropActions supportedDropActions() const;
+	virtual bool dropMimeData ( const QMimeData* data, Qt::DropAction action, int row, int column, const QModelIndex& parent );
+	virtual Qt::ItemFlags flags ( const QModelIndex& index ) const;
+	
+	void installIcons ( QStringList iconFiles );
 	
 private:
 	virtual ~IconList();
@@ -27,6 +34,7 @@ private:
 	IconList ( const IconList & ) = delete;
 	// hide assign op
 	IconList& operator= ( const IconList & ) = delete;
+	void reindex();
 	static IconList* m_Instance;
 	static QMutex mutex;
 	Private* d;