Started working on task system and login system.

gui/taskdialog.cpp

@@ -0,0 +1,109 @@
+/* Copyright 2013 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 "taskdialog.h"
+#include "ui_taskdialog.h"
+
+#include <QKeyEvent>
+
+#include "tasks/task.h"
+
+TaskDialog::TaskDialog(QWidget *parent) :
+	QDialog(parent),
+	ui(new Ui::TaskDialog)
+{
+	ui->setupUi(this);
+	updateSize();
+	
+	changeProgress(0);
+}
+
+TaskDialog::~TaskDialog()
+{
+	delete ui;
+}
+
+void TaskDialog::updateSize()
+{
+	resize(QSize(480, minimumSizeHint().height()));
+}
+
+void TaskDialog::exec(Task *task)
+{
+	this->task = task;
+	
+	// Connect signals.
+	connect(task, SIGNAL(taskStarted(Task*)),
+			this, SLOT(onTaskStarted(Task*)));
+	connect(task, SIGNAL(taskEnded(Task*)),
+			this, SLOT(onTaskEnded(Task*)));
+	connect(task, SIGNAL(statusChanged(const QString&)),
+			this, SLOT(changeStatus(const QString&)));
+	connect(task, SIGNAL(progressChanged(int)),
+			this, SLOT(changeProgress(int)));
+	
+	task->startTask();
+	QDialog::exec();
+}
+
+Task* TaskDialog::getTask()
+{
+	return task;
+}
+
+void TaskDialog::onTaskStarted(Task*)
+{
+	
+}
+
+void TaskDialog::onTaskEnded(Task*)
+{
+	close();
+}
+
+void TaskDialog::changeStatus(const QString &status)
+{
+	ui->statusLabel->setText(status);
+	updateSize();
+}
+
+void TaskDialog::changeProgress(int progress)
+{
+	if (progress < 0)
+		progress = 0;
+	else if (progress > 100)
+		progress = 100;
+	
+	ui->taskProgressBar->setValue(progress);
+}
+
+void TaskDialog::keyPressEvent(QKeyEvent* e)
+{
+	if (e->key() == Qt::Key_Escape)
+		return;
+	QDialog::keyPressEvent(e);
+}
+
+void TaskDialog::closeEvent(QCloseEvent* e)
+{
+	if (task && task->isRunning())
+	{
+		e->ignore();
+	}
+	else
+	{
+		QDialog::closeEvent(e);
+	}
+}