16 files changed, 161 insertions, 12 deletions
diff --git a/application/CMakeLists.txt b/application/CMakeLists.txt
index d7cb5777..d3962819 100644
--- a/application/CMakeLists.txt
+++ b/application/CMakeLists.txt
@@ -251,6 +251,8 @@ SET(MULTIMC_SOURCES
 	widgets/ServerStatus.h
 	widgets/VersionListView.cpp
 	widgets/VersionListView.h
+	widgets/ProgressWidget.h
+	widgets/ProgressWidget.cpp
 
 
 	# GUI - instance group view
diff --git a/application/MainWindow.cpp b/application/MainWindow.cpp
index 9ff120bd..99c94bf8 100644
--- a/application/MainWindow.cpp
+++ b/application/MainWindow.cpp
@@ -383,6 +383,7 @@ namespace Ui {
 #include "JavaCommon.h"
 #include "InstancePageProvider.h"
 #include "minecraft/SkinUtils.h"
+#include "resources/Resource.h"
 
 //#include "minecraft/LegacyInstance.h"
 
@@ -1758,7 +1759,7 @@ void MainWindow::launchInstance(InstancePtr instance, AuthSessionPtr session,
 	this->hide();
 
 	console = new ConsoleWindow(proc);
-	connect(console, SIGNAL(isClosing()), this, SLOT(instanceEnded()));
+	connect(console, &ConsoleWindow::isClosing, this, &MainWindow::instanceEnded);
 
 	proc->setHeader("MultiMC version: " + BuildConfig.printableVersionString() + "\n\n");
 	proc->arm();
diff --git a/application/MultiMC.cpp b/application/MultiMC.cpp
index 39cc8503..2c6b387c 100644
--- a/application/MultiMC.cpp
+++ b/application/MultiMC.cpp
@@ -40,6 +40,8 @@
 #include "settings/Setting.h"
 
 #include "trans/TranslationDownloader.h"
+#include "resources/Resource.h"
+#include "resources/IconResourceHandler.h"
 
 #include "ftb/FTBPlugin.h"
 
@@ -331,6 +333,37 @@ void MultiMC::initIcons()
 	{
 		ENV.m_icons->directoryChanged(value.toString());
 	});
+
+	Resource::registerTransformer([](const QVariantMap &map) -> QIcon
+	{
+		QIcon icon;
+		for (auto it = map.constBegin(); it != map.constEnd(); ++it)
+		{
+			icon.addFile(it.key(), QSize(it.value().toInt(), it.value().toInt()));
+		}
+		return icon;
+	});
+	Resource::registerTransformer([](const QVariantMap &map) -> QPixmap
+	{
+		QVariantList sizes = map.values();
+		if (sizes.isEmpty())
+		{
+			return QPixmap();
+		}
+		std::sort(sizes.begin(), sizes.end());
+		if (sizes.last().toInt() != -1) // only scalable available
+		{
+			return QPixmap(map.key(sizes.last()));
+		}
+		else
+		{
+			return QPixmap();
+		}
+	});
+	Resource::registerTransformer([](const QByteArray &data) -> QPixmap
+	{ return QPixmap::fromImage(QImage::fromData(data)); });
+	Resource::registerTransformer([](const QByteArray &data) -> QIcon
+	{ return QIcon(QPixmap::fromImage(QImage::fromData(data))); });
 }
 
 
@@ -610,6 +643,7 @@ void MultiMC::installUpdates(const QString updateFilesDir, UpdateFlags flags)
 void MultiMC::setIconTheme(const QString& name)
 {
 	XdgIcon::setThemeName(name);
+	IconResourceHandler::setTheme(name);
 }
 
 QIcon MultiMC::getThemedIcon(const QString& name)
diff --git a/application/MultiMC.h b/application/MultiMC.h
index 8215e4ad..e4a54115 100644
--- a/application/MultiMC.h
+++ b/application/MultiMC.h
@@ -146,13 +146,10 @@ private slots:
 
 private:
 	void initLogger();
-
 	void initIcons();
-
 	void initGlobalSettings(bool test_mode);
-
 	void initTranslations();
-    void initSSL();
+	void initSSL();
 
 private:
 	friend class UpdateCheckerTest;
diff --git a/application/main.cpp b/application/main.cpp
index 111a61ac..12c97f09 100644
--- a/application/main.cpp
+++ b/application/main.cpp
@@ -13,7 +13,6 @@ int main_gui(MultiMC &app)
 	mainWin.checkInstancePathForProblems();
 	return app.exec();
 }
-
 int main(int argc, char *argv[])
 {
 	// initialize Qt
diff --git a/application/pages/VersionPage.cpp b/application/pages/VersionPage.cpp
index cbb5c107..efc0b446 100644
--- a/application/pages/VersionPage.cpp
+++ b/application/pages/VersionPage.cpp
@@ -47,7 +47,7 @@
 #include <minecraft/MinecraftVersion.h>
 #include <minecraft/MinecraftVersionList.h>
 #include "icons/IconList.h"
-
+#include "Exception.h"
 
 QIcon VersionPage::icon() const
 {
@@ -118,7 +118,7 @@ bool VersionPage::reloadMinecraftProfile()
 		m_inst->reloadProfile();
 		return true;
 	}
-	catch (MMCError &e)
+	catch (Exception &e)
 	{
 		QMessageBox::critical(this, tr("Error"), e.cause());
 		return false;
@@ -199,7 +199,7 @@ void VersionPage::on_resetOrderBtn_clicked()
 	{
 		m_version->resetOrder();
 	}
-	catch (MMCError &e)
+	catch (Exception &e)
 	{
 		QMessageBox::critical(this, tr("Error"), e.cause());
 	}
@@ -212,7 +212,7 @@ void VersionPage::on_moveUpBtn_clicked()
 	{
 		m_version->move(currentRow(), MinecraftProfile::MoveUp);
 	}
-	catch (MMCError &e)
+	catch (Exception &e)
 	{
 		QMessageBox::critical(this, tr("Error"), e.cause());
 	}
@@ -225,7 +225,7 @@ void VersionPage::on_moveDownBtn_clicked()
 	{
 		m_version->move(currentRow(), MinecraftProfile::MoveDown);
 	}
-	catch (MMCError &e)
+	catch (Exception &e)
 	{
 		QMessageBox::critical(this, tr("Error"), e.cause());
 	}
diff --git a/application/pages/global/AccountListPage.h b/application/pages/global/AccountListPage.h
index bfadc1bd..7803e044 100644
--- a/application/pages/global/AccountListPage.h
+++ b/application/pages/global/AccountListPage.h
@@ -21,7 +21,7 @@
 #include "pages/BasePage.h"
 
 #include "auth/MojangAccountList.h"
-#include <MultiMC.h>
+#include "MultiMC.h"
 
 namespace Ui
 {
diff --git a/application/resources/multimc/150x150/hourglass.png b/application/resources/multimc/150x150/hourglass.png
new file mode 100644
index 00000000..f2623d1e
--- /dev/null
+++ b/application/resources/multimc/150x150/hourglass.png
diff --git a/application/resources/multimc/16x16/hourglass.png b/application/resources/multimc/16x16/hourglass.png
new file mode 100644
index 00000000..ab36234b
--- /dev/null
+++ b/application/resources/multimc/16x16/hourglass.png
diff --git a/application/resources/multimc/22x22/hourglass.png b/application/resources/multimc/22x22/hourglass.png
new file mode 100644
index 00000000..8cb343ac
--- /dev/null
+++ b/application/resources/multimc/22x22/hourglass.png
diff --git a/application/resources/multimc/32x32/hourglass.png b/application/resources/multimc/32x32/hourglass.png
new file mode 100644
index 00000000..a558ec99
--- /dev/null
+++ b/application/resources/multimc/32x32/hourglass.png
diff --git a/application/resources/multimc/48x48/hourglass.png b/application/resources/multimc/48x48/hourglass.png
new file mode 100644
index 00000000..8f10ab7a
--- /dev/null
+++ b/application/resources/multimc/48x48/hourglass.png
diff --git a/application/resources/multimc/index.theme b/application/resources/multimc/index.theme
index 5f7d3f3f..a21fea2c 100644
--- a/application/resources/multimc/index.theme
+++ b/application/resources/multimc/index.theme
@@ -35,6 +35,9 @@ Size=64
 [256x256]
 Size=256
 
+[150x150]
+Size=150
+
 [scalable]
 Size=48
 Type=Scalable
diff --git a/application/resources/multimc/multimc.qrc b/application/resources/multimc/multimc.qrc
index 4ced586a..31a7b44f 100644
--- a/application/resources/multimc/multimc.qrc
+++ b/application/resources/multimc/multimc.qrc
@@ -207,6 +207,13 @@
 		<file>48x48/log.png</file>
 		<file>64x64/log.png</file>
 
+		<!-- Hour glass, CC-BY, http://findicons.com/icon/84653/hourglass?id=360551 -->
+		<file>16x16/hourglass.png</file>
+		<file>22x22/hourglass.png</file>
+		<file>32x32/hourglass.png</file>
+		<file>48x48/hourglass.png</file>
+		<file>150x150/hourglass.png</file>
+
 		<!-- placeholder when loading screenshot images -->
 		<file>scalable/screenshot-placeholder.svg</file>
     </qresource>
diff --git a/application/widgets/ProgressWidget.cpp b/application/widgets/ProgressWidget.cpp
new file mode 100644
index 00000000..7b51eca0
--- /dev/null
+++ b/application/widgets/ProgressWidget.cpp
@@ -0,0 +1,74 @@
+// Licensed under the Apache-2.0 license. See README.md for details.
+
+#include "ProgressWidget.h"
+
+#include <QProgressBar>
+#include <QLabel>
+#include <QVBoxLayout>
+#include <QEventLoop>
+
+#include "tasks/Task.h"
+
+ProgressWidget::ProgressWidget(QWidget *parent)
+	: QWidget(parent)
+{
+	m_label = new QLabel(this);
+	m_label->setWordWrap(true);
+	m_bar = new QProgressBar(this);
+	m_bar->setMinimum(0);
+	m_bar->setMaximum(100);
+	QVBoxLayout *layout = new QVBoxLayout(this);
+	layout->addWidget(m_label);
+	layout->addWidget(m_bar);
+	layout->addStretch();
+	setLayout(layout);
+}
+
+void ProgressWidget::start(std::shared_ptr<Task> task)
+{
+	if (m_task)
+	{
+		disconnect(m_task.get(), 0, this, 0);
+	}
+	m_task = task;
+	connect(m_task.get(), &Task::finished, this, &ProgressWidget::handleTaskFinish);
+	connect(m_task.get(), &Task::status, this, &ProgressWidget::handleTaskStatus);
+	connect(m_task.get(), &Task::progress, this, &ProgressWidget::handleTaskProgress);
+	connect(m_task.get(), &Task::destroyed, this, &ProgressWidget::taskDestroyed);
+	if (!m_task->isRunning())
+	{
+		QMetaObject::invokeMethod(m_task.get(), "start", Qt::QueuedConnection);
+	}
+}
+bool ProgressWidget::exec(std::shared_ptr<Task> task)
+{
+	QEventLoop loop;
+	connect(task.get(), &Task::finished, &loop, &QEventLoop::quit);
+	start(task);
+	if (task->isRunning())
+	{
+		loop.exec();
+	}
+	return task->successful();
+}
+
+void ProgressWidget::handleTaskFinish()
+{
+	if (!m_task->successful())
+	{
+		m_label->setText(m_task->failReason());
+	}
+}
+void ProgressWidget::handleTaskStatus(const QString &status)
+{
+	m_label->setText(status);
+}
+void ProgressWidget::handleTaskProgress(qint64 current, qint64 total)
+{
+	m_bar->setMaximum(total);
+	m_bar->setValue(current);
+}
+void ProgressWidget::taskDestroyed()
+{
+	m_task = nullptr;
+}
diff --git a/application/widgets/ProgressWidget.h b/application/widgets/ProgressWidget.h
new file mode 100644
index 00000000..08d8a157
--- /dev/null
+++ b/application/widgets/ProgressWidget.h
@@ -0,0 +1,32 @@
+// Licensed under the Apache-2.0 license. See README.md for details.
+
+#pragma once
+
+#include <QWidget>
+#include <memory>
+
+class Task;
+class QProgressBar;
+class QLabel;
+
+class ProgressWidget : public QWidget
+{
+	Q_OBJECT
+public:
+	explicit ProgressWidget(QWidget *parent = nullptr);
+
+public slots:
+	void start(std::shared_ptr<Task> task);
+	bool exec(std::shared_ptr<Task> task);
+
+private slots:
+	void handleTaskFinish();
+	void handleTaskStatus(const QString &status);
+	void handleTaskProgress(qint64 current, qint64 total);
+	void taskDestroyed();
+
+private:
+	QLabel *m_label;
+	QProgressBar *m_bar;
+	std::shared_ptr<Task> m_task;
+};