Modernize the code with nullptr

10 files changed, 34 insertions, 34 deletions

diff --git a/src/cardwidget.cc b/src/cardwidget.cc
index 9fecefe..f86ff30 100644
--- a/src/cardwidget.cc
+++ b/src/cardwidget.cc
@@ -64,7 +64,7 @@ void CardWidget::changeProfile(const QByteArray & name)
 {
     pa_operation* o;
 
-    if (!(o = pa_context_set_card_profile_by_index(get_context(), index, name.constData(), NULL, NULL))) {
+    if (!(o = pa_context_set_card_profile_by_index(get_context(), index, name.constData(), nullptr, nullptr))) {
         show_error(tr("pa_context_set_card_profile_by_index() failed").toUtf8().constData());
         return;
     }
diff --git a/src/devicewidget.cc b/src/devicewidget.cc
index 4af15e2..95c7ef4 100644
--- a/src/devicewidget.cc
+++ b/src/devicewidget.cc
@@ -61,7 +61,7 @@ DeviceWidget::DeviceWidget(MainWindow* parent, QByteArray deviceType) :
     connect(offsetButton, static_cast<void(QSpinBox::*)(int)>(&QSpinBox::valueChanged), this, &DeviceWidget::onOffsetChange);
 
     for (unsigned i = 0; i < PA_CHANNELS_MAX; i++)
-        channels[i] = NULL;
+        channels[i] = nullptr;
 
 
     // FIXME:
@@ -151,7 +151,7 @@ void DeviceWidget::onOffsetChange() {
     card_name = QByteArray::fromStdString(card_stream.str());
 
     if (!(o = pa_context_set_port_latency_offset(get_context(),
-            card_name, activePort, offset, NULL, NULL))) {
+            card_name, activePort, offset, nullptr, nullptr))) {
         show_error(tr("pa_context_set_port_latency_offset() failed").toUtf8().constData());
         return;
     }
@@ -236,7 +236,7 @@ void DeviceWidget::renamePopup() {
         pa_operation* o;
         gchar *key = g_markup_printf_escaped("%s:%s", mDeviceType.constData(), name.constData());
 
-        if (!(o = pa_ext_device_manager_set_device_description(get_context(), key, new_name.toUtf8().constData(), NULL, NULL)))
+        if (!(o = pa_ext_device_manager_set_device_description(get_context(), key, new_name.toUtf8().constData(), nullptr, nullptr)))
             show_error(tr("pa_ext_device_manager_set_device_description() failed").toUtf8().constData());
         else
             pa_operation_unref(o);
diff --git a/src/minimalstreamwidget.cc b/src/minimalstreamwidget.cc
index 11eb4c7..ae6d924 100644
--- a/src/minimalstreamwidget.cc
+++ b/src/minimalstreamwidget.cc
@@ -32,7 +32,7 @@ MinimalStreamWidget::MinimalStreamWidget(QWidget *parent) :
     QWidget(parent),
     peakProgressBar(new QProgressBar(this)),
     lastPeak(0),
-    peak(NULL),
+    peak(nullptr),
     updating(false),
     volumeMeterEnabled(false),
     volumeMeterVisible(true) {
diff --git a/src/pavucontrol.cc b/src/pavucontrol.cc
index cf2975c..1692a8d 100644
--- a/src/pavucontrol.cc
+++ b/src/pavucontrol.cc
@@ -51,8 +51,8 @@
 #include <QCommandLineOption>
 #include <QString>
 
-static pa_context* context = NULL;
-static pa_mainloop_api* api = NULL;
+static pa_context* context = nullptr;
+static pa_mainloop_api* api = nullptr;
 static int n_outstanding = 0;
 static int default_tab = 0;
 static bool retry = false;
@@ -470,7 +470,7 @@ void context_state_callback(pa_context *c, void *userdata) {
                                             PA_SUBSCRIPTION_MASK_SOURCE_OUTPUT|
                                             PA_SUBSCRIPTION_MASK_CLIENT|
                                             PA_SUBSCRIPTION_MASK_SERVER|
-                                            PA_SUBSCRIPTION_MASK_CARD), NULL, NULL))) {
+                                            PA_SUBSCRIPTION_MASK_CARD), nullptr, nullptr))) {
                 show_error(QObject::tr("pa_context_subscribe() failed").toUtf8().constData());
                 return;
             }
@@ -535,7 +535,7 @@ void context_state_callback(pa_context *c, void *userdata) {
 
                 pa_ext_stream_restore_set_subscribe_cb(c, ext_stream_restore_subscribe_cb, w);
 
-                if ((o = pa_ext_stream_restore_subscribe(c, 1, NULL, NULL)))
+                if ((o = pa_ext_stream_restore_subscribe(c, 1, nullptr, nullptr)))
                     pa_operation_unref(o);
 
             } else
@@ -549,7 +549,7 @@ void context_state_callback(pa_context *c, void *userdata) {
 
                 pa_ext_device_restore_set_subscribe_cb(c, ext_device_restore_subscribe_cb, w);
 
-                if ((o = pa_ext_device_restore_subscribe(c, 1, NULL, NULL)))
+                if ((o = pa_ext_device_restore_subscribe(c, 1, nullptr, nullptr)))
                     pa_operation_unref(o);
 
             } else
@@ -562,7 +562,7 @@ void context_state_callback(pa_context *c, void *userdata) {
 
                 pa_ext_device_manager_set_subscribe_cb(c, ext_device_manager_subscribe_cb, w);
 
-                if ((o = pa_ext_device_manager_subscribe(c, 1, NULL, NULL)))
+                if ((o = pa_ext_device_manager_subscribe(c, 1, nullptr, nullptr)))
                     pa_operation_unref(o);
 
             } else
@@ -578,7 +578,7 @@ void context_state_callback(pa_context *c, void *userdata) {
             w->removeAllWidgets();
             w->updateDeviceVisibility();
             pa_context_unref(context);
-            context = NULL;
+            context = nullptr;
 
             if (reconnect_timeout > 0) {
                 g_debug("%s", QObject::tr("Connection failed, attempting reconnect").toUtf8().constData());
@@ -609,7 +609,7 @@ gboolean connect_to_pulse(gpointer userdata) {
     pa_proplist_sets(proplist, PA_PROP_APPLICATION_ICON_NAME, "audio-card");
     pa_proplist_sets(proplist, PA_PROP_APPLICATION_VERSION, PACKAGE_VERSION);
 
-    context = pa_context_new_with_proplist(api, NULL, proplist);
+    context = pa_context_new_with_proplist(api, nullptr, proplist);
     g_assert(context);
 
     pa_proplist_free(proplist);
@@ -617,7 +617,7 @@ gboolean connect_to_pulse(gpointer userdata) {
     pa_context_set_state_callback(context, context_state_callback, w);
 
     w->setConnectingMessage();
-    if (pa_context_connect(context, NULL, PA_CONTEXT_NOFAIL, NULL) < 0) {
+    if (pa_context_connect(context, nullptr, PA_CONTEXT_NOFAIL, nullptr) < 0) {
         if (pa_context_errno(context) == PA_ERR_INVALID) {
             w->setConnectingMessage(QObject::tr("Connection to PulseAudio failed. Automatic retry in 5s\n\n"
                 "In this case this is likely because PULSE_SERVER in the Environment/X11 Root Window Properties\n"
diff --git a/src/rolewidget.cc b/src/rolewidget.cc
index 685d766..a37fb48 100644
--- a/src/rolewidget.cc
+++ b/src/rolewidget.cc
@@ -51,11 +51,11 @@ void RoleWidget::executeVolumeUpdate() {
     info.channel_map.channels = 1;
     info.channel_map.map[0] = PA_CHANNEL_POSITION_MONO;
     info.volume = volume;
-    info.device = device == "" ? NULL : device.constData();
+    info.device = device == "" ? nullptr : device.constData();
     info.mute = muteToggleButton->isChecked();
 
     pa_operation* o;
-    if (!(o = pa_ext_stream_restore_write(get_context(), PA_UPDATE_REPLACE, &info, 1, TRUE, NULL, NULL))) {
+    if (!(o = pa_ext_stream_restore_write(get_context(), PA_UPDATE_REPLACE, &info, 1, TRUE, nullptr, nullptr))) {
         show_error(tr("pa_ext_stream_restore_write() failed").toUtf8().constData());
         return;
     }
diff --git a/src/sinkinputwidget.cc b/src/sinkinputwidget.cc
index e6479f9..ddfadef 100644
--- a/src/sinkinputwidget.cc
+++ b/src/sinkinputwidget.cc
@@ -60,7 +60,7 @@ uint32_t SinkInputWidget::sinkIndex() {
 void SinkInputWidget::executeVolumeUpdate() {
     pa_operation* o;
 
-    if (!(o = pa_context_set_sink_input_volume(get_context(), index, &volume, NULL, NULL))) {
+    if (!(o = pa_context_set_sink_input_volume(get_context(), index, &volume, nullptr, nullptr))) {
         show_error(tr("pa_context_set_sink_input_volume() failed").toUtf8().constData());
         return;
     }
@@ -75,7 +75,7 @@ void SinkInputWidget::onMuteToggleButton() {
         return;
 
     pa_operation* o;
-    if (!(o = pa_context_set_sink_input_mute(get_context(), index, muteToggleButton->isChecked(), NULL, NULL))) {
+    if (!(o = pa_context_set_sink_input_mute(get_context(), index, muteToggleButton->isChecked(), nullptr, nullptr))) {
         show_error(tr("pa_context_set_sink_input_mute() failed").toUtf8().constData());
         return;
     }
@@ -85,7 +85,7 @@ void SinkInputWidget::onMuteToggleButton() {
 
 void SinkInputWidget::onKill() {
     pa_operation* o;
-    if (!(o = pa_context_kill_sink_input(get_context(), index, NULL, NULL))) {
+    if (!(o = pa_context_kill_sink_input(get_context(), index, nullptr, nullptr))) {
         show_error(tr("pa_context_kill_sink_input() failed").toUtf8().constData());
         return;
     }
@@ -110,7 +110,7 @@ void SinkInputWidget::SinkMenuItem::onToggle() {
     return;*/
 
   pa_operation* o;
-  if (!(o = pa_context_move_sink_input_by_index(get_context(), widget->index, index, NULL, NULL))) {
+  if (!(o = pa_context_move_sink_input_by_index(get_context(), widget->index, index, nullptr, nullptr))) {
     show_error(tr("pa_context_move_sink_input_by_index() failed").toUtf8().constData());
     return;
   }
diff --git a/src/sinkwidget.cc b/src/sinkwidget.cc
index da69b7e..f91a99a 100644
--- a/src/sinkwidget.cc
+++ b/src/sinkwidget.cc
@@ -77,7 +77,7 @@ SinkWidget::SinkWidget(MainWindow *parent) :
 
 void SinkWidget::executeVolumeUpdate() {
     pa_operation* o;
-    if (!(o = pa_context_set_sink_volume_by_index(get_context(), index, &volume, NULL, NULL))) {
+    if (!(o = pa_context_set_sink_volume_by_index(get_context(), index, &volume, nullptr, nullptr))) {
         show_error(tr("pa_context_set_sink_volume_by_index() failed").toUtf8().constData());
         return;
     }
@@ -92,7 +92,7 @@ void SinkWidget::onMuteToggleButton() {
         return;
 
     pa_operation* o;
-    if (!(o = pa_context_set_sink_mute_by_index(get_context(), index, muteToggleButton->isChecked(), NULL, NULL))) {
+    if (!(o = pa_context_set_sink_mute_by_index(get_context(), index, muteToggleButton->isChecked(), nullptr, nullptr))) {
         show_error(tr("pa_context_set_sink_mute_by_index() failed").toUtf8().constData());
         return;
     }
@@ -106,7 +106,7 @@ void SinkWidget::onDefaultToggleButton() {
     if (updating)
         return;
 
-    if (!(o = pa_context_set_default_sink(get_context(), name, NULL, NULL))) {
+    if (!(o = pa_context_set_default_sink(get_context(), name, nullptr, nullptr))) {
         show_error(tr("pa_context_set_default_sink() failed").toUtf8().constData());
         return;
     }
@@ -122,7 +122,7 @@ void SinkWidget::onPortChange() {
         pa_operation* o;
         QByteArray port = portList->itemData(sel).toString().toUtf8();
 
-        if (!(o = pa_context_set_sink_port_by_index(get_context(), index, port.constData(), NULL, NULL))) {
+        if (!(o = pa_context_set_sink_port_by_index(get_context(), index, port.constData(), nullptr, nullptr))) {
             show_error(tr("pa_context_set_sink_port_by_index() failed").toUtf8().constData());
             return;
         }
@@ -162,7 +162,7 @@ void SinkWidget::onEncodingsChange() {
         }
     }
 
-    if (!(o = pa_ext_device_restore_save_formats(get_context(), PA_DEVICE_TYPE_SINK, index, n_formats, formats, NULL, NULL))) {
+    if (!(o = pa_ext_device_restore_save_formats(get_context(), PA_DEVICE_TYPE_SINK, index, n_formats, formats, nullptr, nullptr))) {
         show_error(tr("pa_ext_device_restore_save_sink_formats() failed").toUtf8().constData());
         free(formats);
         return;
diff --git a/src/sourceoutputwidget.cc b/src/sourceoutputwidget.cc
index ed3c252..8595f02 100644
--- a/src/sourceoutputwidget.cc
+++ b/src/sourceoutputwidget.cc
@@ -68,7 +68,7 @@ uint32_t SourceOutputWidget::sourceIndex() {
 void SourceOutputWidget::executeVolumeUpdate() {
     pa_operation* o;
 
-    if (!(o = pa_context_set_source_output_volume(get_context(), index, &volume, NULL, NULL))) {
+    if (!(o = pa_context_set_source_output_volume(get_context(), index, &volume, nullptr, nullptr))) {
         show_error(tr("pa_context_set_source_output_volume() failed").toUtf8().constData());
         return;
     }
@@ -83,7 +83,7 @@ void SourceOutputWidget::onMuteToggleButton() {
         return;
 
     pa_operation* o;
-    if (!(o = pa_context_set_source_output_mute(get_context(), index, muteToggleButton->isChecked(), NULL, NULL))) {
+    if (!(o = pa_context_set_source_output_mute(get_context(), index, muteToggleButton->isChecked(), nullptr, nullptr))) {
         show_error(tr("pa_context_set_source_output_mute() failed").toUtf8().constData());
         return;
     }
@@ -94,7 +94,7 @@ void SourceOutputWidget::onMuteToggleButton() {
 
 void SourceOutputWidget::onKill() {
     pa_operation* o;
-    if (!(o = pa_context_kill_source_output(get_context(), index, NULL, NULL))) {
+    if (!(o = pa_context_kill_source_output(get_context(), index, nullptr, nullptr))) {
         show_error(tr("pa_context_kill_source_output() failed").toUtf8().constData());
         return;
     }
@@ -121,7 +121,7 @@ void SourceOutputWidget::SourceMenuItem::onToggle() {
     return;*/
 
   pa_operation* o;
-  if (!(o = pa_context_move_source_output_by_index(get_context(), widget->index, index, NULL, NULL))) {
+  if (!(o = pa_context_move_source_output_by_index(get_context(), widget->index, index, nullptr, nullptr))) {
     show_error(tr("pa_context_move_source_output_by_index() failed").toUtf8().constData());
     return;
   }
diff --git a/src/sourcewidget.cc b/src/sourcewidget.cc
index 66b3efc..a2f4427 100644
--- a/src/sourcewidget.cc
+++ b/src/sourcewidget.cc
@@ -31,7 +31,7 @@ SourceWidget::SourceWidget(MainWindow *parent) :
 void SourceWidget::executeVolumeUpdate() {
     pa_operation* o;
 
-    if (!(o = pa_context_set_source_volume_by_index(get_context(), index, &volume, NULL, NULL))) {
+    if (!(o = pa_context_set_source_volume_by_index(get_context(), index, &volume, nullptr, nullptr))) {
         show_error(tr("pa_context_set_source_volume_by_index() failed").toUtf8().constData());
         return;
     }
@@ -46,7 +46,7 @@ void SourceWidget::onMuteToggleButton() {
         return;
 
     pa_operation* o;
-    if (!(o = pa_context_set_source_mute_by_index(get_context(), index, muteToggleButton->isChecked(), NULL, NULL))) {
+    if (!(o = pa_context_set_source_mute_by_index(get_context(), index, muteToggleButton->isChecked(), nullptr, nullptr))) {
         show_error(tr("pa_context_set_source_mute_by_index() failed").toUtf8().constData());
         return;
     }
@@ -60,7 +60,7 @@ void SourceWidget::onDefaultToggleButton() {
     if (updating)
         return;
 
-    if (!(o = pa_context_set_default_source(get_context(), name, NULL, NULL))) {
+    if (!(o = pa_context_set_default_source(get_context(), name, nullptr, nullptr))) {
         show_error(tr("pa_context_set_default_source() failed").toUtf8().constData());
         return;
     }
@@ -76,7 +76,7 @@ void SourceWidget::onPortChange() {
         pa_operation* o;
         QByteArray port = portList->itemData(current).toByteArray();
 
-        if (!(o = pa_context_set_source_port_by_index(get_context(), index, port.constData(), NULL, NULL))) {
+        if (!(o = pa_context_set_source_port_by_index(get_context(), index, port.constData(), nullptr, nullptr))) {
             show_error(tr("pa_context_set_source_port_by_index() failed").toUtf8().constData());
         return;
     }
diff --git a/src/streamwidget.cc b/src/streamwidget.cc
index 018f1eb..d55a3fd 100644
--- a/src/streamwidget.cc
+++ b/src/streamwidget.cc
@@ -49,7 +49,7 @@ StreamWidget::StreamWidget(MainWindow *parent) :
     setContextMenuPolicy(Qt::ActionsContextMenu);
 
     for (unsigned i = 0; i < PA_CHANNELS_MAX; i++)
-        channels[i] = NULL;
+        channels[i] = nullptr;
 }
 
 void StreamWidget::setChannelMap(const pa_channel_map &m, bool can_decibel) {