Add PTZDeviceList::removeDevice()

Adds an api for removing devices without direct accsss to the PTZDevice
pointer.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

Author: glikely

src/ptz-device.cpp

@@ -211,6 +211,13 @@ void PTZListModel::add(PTZDevice *ptz)
 	do_reset();
 }
 
+void PTZListModel::removeDevice(const QModelIndex &index)
+{
+	PTZDevice *ptz = getDevice(index);
+	if (ptz)
+		delete ptz;
+}
+
 void PTZListModel::remove(PTZDevice *ptz)
 {
 	if (ptz == devices.value(ptz->id)) {

src/ptz-device.hpp

@@ -59,6 +59,7 @@ class PTZListModel : public QAbstractListModel {
 	QModelIndex indexFromDeviceId(uint32_t device_id);
 	void renameDevice(QString new_name, QString prev_name);
 	obs_data_array_t *getConfigs();
+	void removeDevice(const QModelIndex &index);
 	void add(PTZDevice *ptz);
 	void remove(PTZDevice *ptz);
 	void delete_all();

src/settings.cpp

@@ -420,10 +420,7 @@ void PTZSettings::on_addPTZ_clicked()
 
 void PTZSettings::on_removePTZ_clicked()
 {
-	PTZDevice *ptz = ptzDeviceList.getDevice(ui->deviceList->currentIndex());
-	if (!ptz)
-		return;
-	delete ptz;
+	ptzDeviceList.removeDevice(ui->deviceList->currentIndex());
 }
 
 void PTZSettings::on_applyButton_clicked()