GH-2150 Split out custom commands into a custom widget

Now it is used from a global page and from a sub-page in the instance settings.

application/widgets/CustomCommands.cpp

@@ -0,0 +1,48 @@
+#include "CustomCommands.h"
+#include "ui_CustomCommands.h"
+
+CustomCommands::~CustomCommands()
+{
+}
+
+CustomCommands::CustomCommands(QWidget* parent):
+	QWidget(parent),
+	ui(new Ui::CustomCommands)
+{
+	ui->setupUi(this);
+}
+
+void CustomCommands::initialize(bool checkable, bool checked, const QString& prelaunch, const QString& wrapper, const QString& postexit)
+{
+	ui->customCommandsGroupBox->setCheckable(checkable);
+	if(checkable)
+	{
+		ui->customCommandsGroupBox->setChecked(checked);
+	}
+	ui->preLaunchCmdTextBox->setText(prelaunch);
+	ui->wrapperCmdTextBox->setText(wrapper);
+	ui->postExitCmdTextBox->setText(postexit);
+}
+
+
+bool CustomCommands::checked() const
+{
+	if(!ui->customCommandsGroupBox->isCheckable())
+		return true;
+	return ui->customCommandsGroupBox->isChecked();
+}
+
+QString CustomCommands::prelaunchCommand() const
+{
+	return ui->preLaunchCmdTextBox->text();
+}
+
+QString CustomCommands::wrapperCommand() const
+{
+	return ui->wrapperCmdTextBox->text();
+}
+
+QString CustomCommands::postexitCommand() const
+{
+	return ui->postExitCmdTextBox->text();
+}