Use nullptr when aligning relative to parent

9 files changed, 33 insertions, 33 deletions

diff --git a/src/displayapp/screens/Alarm.cpp b/src/displayapp/screens/Alarm.cpp
index 879e50d..b8c16f3 100644
--- a/src/displayapp/screens/Alarm.cpp
+++ b/src/displayapp/screens/Alarm.cpp
@@ -59,7 +59,7 @@ Alarm::Alarm(DisplayApp* app,
   btnHoursUp->user_data = this;
   lv_obj_set_event_cb(btnHoursUp, btnEventHandler);
   lv_obj_set_size(btnHoursUp, 60, 40);
-  lv_obj_align(btnHoursUp, lv_scr_act(), LV_ALIGN_IN_LEFT_MID, 20, -85);
+  lv_obj_align(btnHoursUp, nullptr, LV_ALIGN_IN_LEFT_MID, 20, -85);
   txtHrUp = lv_label_create(btnHoursUp, nullptr);
   lv_label_set_text_static(txtHrUp, "+");
 
@@ -67,7 +67,7 @@ Alarm::Alarm(DisplayApp* app,
   btnHoursDown->user_data = this;
   lv_obj_set_event_cb(btnHoursDown, btnEventHandler);
   lv_obj_set_size(btnHoursDown, 60, 40);
-  lv_obj_align(btnHoursDown, lv_scr_act(), LV_ALIGN_IN_LEFT_MID, 20, 35);
+  lv_obj_align(btnHoursDown, nullptr, LV_ALIGN_IN_LEFT_MID, 20, 35);
   txtHrDown = lv_label_create(btnHoursDown, nullptr);
   lv_label_set_text_static(txtHrDown, "-");
 
@@ -75,7 +75,7 @@ Alarm::Alarm(DisplayApp* app,
   btnMinutesUp->user_data = this;
   lv_obj_set_event_cb(btnMinutesUp, btnEventHandler);
   lv_obj_set_size(btnMinutesUp, 60, 40);
-  lv_obj_align(btnMinutesUp, lv_scr_act(), LV_ALIGN_IN_RIGHT_MID, -20, -85);
+  lv_obj_align(btnMinutesUp, nullptr, LV_ALIGN_IN_RIGHT_MID, -20, -85);
   txtMinUp = lv_label_create(btnMinutesUp, nullptr);
   lv_label_set_text_static(txtMinUp, "+");
 
@@ -83,7 +83,7 @@ Alarm::Alarm(DisplayApp* app,
   btnMinutesDown->user_data = this;
   lv_obj_set_event_cb(btnMinutesDown, btnEventHandler);
   lv_obj_set_size(btnMinutesDown, 60, 40);
-  lv_obj_align(btnMinutesDown, lv_scr_act(), LV_ALIGN_IN_RIGHT_MID, -20, 35);
+  lv_obj_align(btnMinutesDown, nullptr, LV_ALIGN_IN_RIGHT_MID, -20, 35);
   txtMinDown = lv_label_create(btnMinutesDown, nullptr);
   lv_label_set_text_static(txtMinDown, "-");
 
@@ -101,7 +101,7 @@ Alarm::Alarm(DisplayApp* app,
   btnRecur->user_data = this;
   lv_obj_set_event_cb(btnRecur, btnEventHandler);
   lv_obj_set_size(btnRecur, 115, 50);
-  lv_obj_align(btnRecur, lv_scr_act(), LV_ALIGN_IN_BOTTOM_RIGHT, 0, 0);
+  lv_obj_align(btnRecur, nullptr, LV_ALIGN_IN_BOTTOM_RIGHT, 0, 0);
   txtRecur = lv_label_create(btnRecur, nullptr);
   SetRecurButtonState();
 
@@ -109,7 +109,7 @@ Alarm::Alarm(DisplayApp* app,
   btnInfo->user_data = this;
   lv_obj_set_event_cb(btnInfo, btnEventHandler);
   lv_obj_set_size(btnInfo, 50, 40);
-  lv_obj_align(btnInfo, lv_scr_act(), LV_ALIGN_CENTER, 0, -85);
+  lv_obj_align(btnInfo, nullptr, LV_ALIGN_CENTER, 0, -85);
   txtInfo = lv_label_create(btnInfo, nullptr);
   lv_label_set_text_static(txtInfo, "i");
 
@@ -288,7 +288,7 @@ void Alarm::ShowInfo() {
   lv_obj_set_event_cb(btnMessage, btnEventHandler);
   lv_obj_set_height(btnMessage, 200);
   lv_obj_set_width(btnMessage, 150);
-  lv_obj_align(btnMessage, lv_scr_act(), LV_ALIGN_CENTER, 0, 0);
+  lv_obj_align(btnMessage, nullptr, LV_ALIGN_CENTER, 0, 0);
   txtMessage = lv_label_create(btnMessage, nullptr);
   lv_obj_set_style_local_bg_color(btnMessage, LV_BTN_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_NAVY);
 
diff --git a/src/displayapp/screens/Error.cpp b/src/displayapp/screens/Error.cpp
index 1dbc344..d546d61 100644
--- a/src/displayapp/screens/Error.cpp
+++ b/src/displayapp/screens/Error.cpp
@@ -36,7 +36,7 @@ Error::Error(Pinetime::Applications::DisplayApp* app, System::BootErrors error)
   btnOk->user_data = this;
   lv_obj_set_event_cb(btnOk, ButtonEventCallback);
   lv_obj_set_size(btnOk, LV_HOR_RES, 50);
-  lv_obj_align(btnOk, lv_scr_act(), LV_ALIGN_IN_BOTTOM_MID, 0, 0);
+  lv_obj_align(btnOk, nullptr, LV_ALIGN_IN_BOTTOM_MID, 0, 0);
   lv_obj_set_style_local_value_str(btnOk, LV_BTN_PART_MAIN, LV_STATE_DEFAULT, "Proceed");
   lv_obj_set_style_local_bg_color(btnOk, LV_BTN_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_ORANGE);
 }
diff --git a/src/displayapp/screens/Metronome.cpp b/src/displayapp/screens/Metronome.cpp
index f6f269d..8b511ca 100644
--- a/src/displayapp/screens/Metronome.cpp
+++ b/src/displayapp/screens/Metronome.cpp
@@ -32,7 +32,7 @@ Metronome::Metronome(DisplayApp* app, Controllers::MotorController& motorControl
   lv_arc_set_value(bpmArc, bpm);
   lv_obj_set_size(bpmArc, 210, 210);
   lv_arc_set_adjustable(bpmArc, true);
-  lv_obj_align(bpmArc, lv_scr_act(), LV_ALIGN_IN_TOP_MID, 0, 0);
+  lv_obj_align(bpmArc, nullptr, LV_ALIGN_IN_TOP_MID, 0, 0);
 
   bpmValue = createLabel("120", bpmArc, LV_ALIGN_IN_TOP_MID, &jetbrains_mono_76, 0, 55);
   createLabel("bpm", bpmValue, LV_ALIGN_OUT_BOTTOM_MID, &jetbrains_mono_bold_20, 0, 0);
@@ -50,7 +50,7 @@ Metronome::Metronome(DisplayApp* app, Controllers::MotorController& motorControl
   lv_obj_set_style_local_pad_left(bpbDropdown, LV_DROPDOWN_PART_MAIN, LV_STATE_DEFAULT, 20);
   lv_obj_set_style_local_pad_left(bpbDropdown, LV_DROPDOWN_PART_LIST, LV_STATE_DEFAULT, 20);
   lv_obj_set_size(bpbDropdown, 115, 50);
-  lv_obj_align(bpbDropdown, lv_scr_act(), LV_ALIGN_IN_BOTTOM_LEFT, 0, 0);
+  lv_obj_align(bpbDropdown, nullptr, LV_ALIGN_IN_BOTTOM_LEFT, 0, 0);
   lv_dropdown_set_options(bpbDropdown, "1\n2\n3\n4\n5\n6\n7\n8\n9");
   lv_dropdown_set_selected(bpbDropdown, bpb - 1);
   lv_dropdown_set_show_selected(bpbDropdown, false);
@@ -58,13 +58,13 @@ Metronome::Metronome(DisplayApp* app, Controllers::MotorController& motorControl
 
   currentBpbText = lv_label_create(bpbDropdown, nullptr);
   lv_label_set_text_fmt(currentBpbText, "%d bpb", bpb);
-  lv_obj_align(currentBpbText, bpbDropdown, LV_ALIGN_CENTER, 0, 0);
+  lv_obj_align(currentBpbText, nullptr, LV_ALIGN_CENTER, 0, 0);
 
   playPause = lv_btn_create(lv_scr_act(), nullptr);
   playPause->user_data = this;
   lv_obj_set_event_cb(playPause, eventHandler);
   lv_obj_set_size(playPause, 115, 50);
-  lv_obj_align(playPause, lv_scr_act(), LV_ALIGN_IN_BOTTOM_RIGHT, 0, 0);
+  lv_obj_align(playPause, nullptr, LV_ALIGN_IN_BOTTOM_RIGHT, 0, 0);
   lv_obj_set_style_local_value_str(playPause, LV_BTN_PART_MAIN, LV_STATE_DEFAULT, Symbols::play);
 
   taskRefresh = lv_task_create(RefreshTaskCallback, LV_DISP_DEF_REFR_PERIOD, LV_TASK_PRIO_MID, this);
diff --git a/src/displayapp/screens/Steps.cpp b/src/displayapp/screens/Steps.cpp
index 3e7f820..9e2dcc7 100644
--- a/src/displayapp/screens/Steps.cpp
+++ b/src/displayapp/screens/Steps.cpp
@@ -59,7 +59,7 @@ Steps::Steps(Pinetime::Applications::DisplayApp* app,
   lv_obj_set_event_cb(resetBtn, lap_event_handler);
   lv_obj_set_height(resetBtn, 50);
   lv_obj_set_width(resetBtn, 115);
-  lv_obj_align(resetBtn, lv_scr_act(), LV_ALIGN_IN_BOTTOM_MID, 0, 0);
+  lv_obj_align(resetBtn, nullptr, LV_ALIGN_IN_BOTTOM_MID, 0, 0);
   resetButtonLabel = lv_label_create(resetBtn, nullptr);
   lv_label_set_text(resetButtonLabel, "Reset");
 
diff --git a/src/displayapp/screens/StopWatch.cpp b/src/displayapp/screens/StopWatch.cpp
index 8749839..702515a 100644
--- a/src/displayapp/screens/StopWatch.cpp
+++ b/src/displayapp/screens/StopWatch.cpp
@@ -56,20 +56,20 @@ StopWatch::StopWatch(DisplayApp* app, System::SystemTask& systemTask)
   lv_obj_set_style_local_text_font(time, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, &jetbrains_mono_76);
   lv_obj_set_style_local_text_color(time, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_GRAY);
   lv_label_set_text(time, "00:00");
-  lv_obj_align(time, lv_scr_act(), LV_ALIGN_CENTER, 0, -45);
+  lv_obj_align(time, nullptr, LV_ALIGN_CENTER, 0, -45);
 
   msecTime = lv_label_create(lv_scr_act(), nullptr);
   // lv_obj_set_style_local_text_font(msecTime, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, &jetbrains_mono_bold_20);
   lv_obj_set_style_local_text_color(msecTime, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_GRAY);
   lv_label_set_text(msecTime, "00");
-  lv_obj_align(msecTime, lv_scr_act(), LV_ALIGN_CENTER, 0, 3);
+  lv_obj_align(msecTime, nullptr, LV_ALIGN_CENTER, 0, 3);
 
   btnPlayPause = lv_btn_create(lv_scr_act(), nullptr);
   btnPlayPause->user_data = this;
   lv_obj_set_event_cb(btnPlayPause, play_pause_event_handler);
   lv_obj_set_height(btnPlayPause, 50);
   lv_obj_set_width(btnPlayPause, 115);
-  lv_obj_align(btnPlayPause, lv_scr_act(), LV_ALIGN_IN_BOTTOM_RIGHT, 0, 0);
+  lv_obj_align(btnPlayPause, nullptr, LV_ALIGN_IN_BOTTOM_RIGHT, 0, 0);
   txtPlayPause = lv_label_create(btnPlayPause, nullptr);
   lv_label_set_text(txtPlayPause, Symbols::play);
 
@@ -78,7 +78,7 @@ StopWatch::StopWatch(DisplayApp* app, System::SystemTask& systemTask)
   lv_obj_set_event_cb(btnStopLap, stop_lap_event_handler);
   lv_obj_set_height(btnStopLap, 50);
   lv_obj_set_width(btnStopLap, 115);
-  lv_obj_align(btnStopLap, lv_scr_act(), LV_ALIGN_IN_BOTTOM_LEFT, 0, 0);
+  lv_obj_align(btnStopLap, nullptr, LV_ALIGN_IN_BOTTOM_LEFT, 0, 0);
   lv_obj_set_style_local_bg_color(btnStopLap, LV_BTN_PART_MAIN, LV_STATE_DISABLED, lv_color_hex(0x080808));
   txtStopLap = lv_label_create(btnStopLap, nullptr);
   lv_obj_set_style_local_text_color(txtStopLap, LV_BTN_PART_MAIN, LV_STATE_DISABLED, lv_color_hex(0x888888));
@@ -89,13 +89,13 @@ StopWatch::StopWatch(DisplayApp* app, System::SystemTask& systemTask)
   lapOneText = lv_label_create(lv_scr_act(), nullptr);
   // lv_obj_set_style_local_text_font(lapOneText, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, &jetbrains_mono_bold_20);
   lv_obj_set_style_local_text_color(lapOneText, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_YELLOW);
-  lv_obj_align(lapOneText, lv_scr_act(), LV_ALIGN_IN_LEFT_MID, 50, 30);
+  lv_obj_align(lapOneText, nullptr, LV_ALIGN_IN_LEFT_MID, 50, 30);
   lv_label_set_text(lapOneText, "");
 
   lapTwoText = lv_label_create(lv_scr_act(), nullptr);
   // lv_obj_set_style_local_text_font(lapTwoText, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, &jetbrains_mono_bold_20);
   lv_obj_set_style_local_text_color(lapTwoText, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_YELLOW);
-  lv_obj_align(lapTwoText, lv_scr_act(), LV_ALIGN_IN_LEFT_MID, 50, 55);
+  lv_obj_align(lapTwoText, nullptr, LV_ALIGN_IN_LEFT_MID, 50, 55);
   lv_label_set_text(lapTwoText, "");
 
   taskRefresh = lv_task_create(RefreshTaskCallback, LV_DISP_DEF_REFR_PERIOD, LV_TASK_PRIO_MID, this);
diff --git a/src/displayapp/screens/SystemInfo.cpp b/src/displayapp/screens/SystemInfo.cpp
index e0138f8..0586877 100644
--- a/src/displayapp/screens/SystemInfo.cpp
+++ b/src/displayapp/screens/SystemInfo.cpp
@@ -92,7 +92,7 @@ std::unique_ptr<Screen> SystemInfo::CreateScreen1() {
                         __TIME__,
                         BootloaderVersion::VersionString());
   lv_label_set_align(label, LV_LABEL_ALIGN_CENTER);
-  lv_obj_align(label, lv_scr_act(), LV_ALIGN_CENTER, 0, 0);
+  lv_obj_align(label, nullptr, LV_ALIGN_CENTER, 0, 0);
   return std::make_unique<Screens::Label>(0, 5, app, label);
 }
 
@@ -165,7 +165,7 @@ std::unique_ptr<Screen> SystemInfo::CreateScreen2() {
                         touchPanel.GetChipId(),
                         touchPanel.GetVendorId(),
                         touchPanel.GetFwVersion());
-  lv_obj_align(label, lv_scr_act(), LV_ALIGN_CENTER, 0, 0);
+  lv_obj_align(label, nullptr, LV_ALIGN_CENTER, 0, 0);
   return std::make_unique<Screens::Label>(1, 5, app, label);
 }
 
@@ -196,7 +196,7 @@ std::unique_ptr<Screen> SystemInfo::CreateScreen3() {
                         mon.max_used,
                         mon.frag_pct,
                         static_cast<int>(mon.free_biggest_size));
-  lv_obj_align(label, lv_scr_act(), LV_ALIGN_CENTER, 0, 0);
+  lv_obj_align(label, nullptr, LV_ALIGN_CENTER, 0, 0);
   return std::make_unique<Screens::Label>(2, 5, app, label);
 }
 
@@ -274,6 +274,6 @@ std::unique_ptr<Screen> SystemInfo::CreateScreen5() {
                            "#FFFF00 InfiniTimeOrg/#\n"
                            "#FFFF00 InfiniTime#");
   lv_label_set_align(label, LV_LABEL_ALIGN_CENTER);
-  lv_obj_align(label, lv_scr_act(), LV_ALIGN_CENTER, 0, 0);
+  lv_obj_align(label, nullptr, LV_ALIGN_CENTER, 0, 0);
   return std::make_unique<Screens::Label>(4, 5, app, label);
 }
\ No newline at end of file
diff --git a/src/displayapp/screens/Timer.cpp b/src/displayapp/screens/Timer.cpp
index 5cd496c..2427320 100644
--- a/src/displayapp/screens/Timer.cpp
+++ b/src/displayapp/screens/Timer.cpp
@@ -69,7 +69,7 @@ Timer::Timer(DisplayApp* app, Controllers::TimerController& timerController)
   btnPlayPause = lv_btn_create(lv_scr_act(), nullptr);
   btnPlayPause->user_data = this;
   lv_obj_set_event_cb(btnPlayPause, btnEventHandler);
-  lv_obj_align(btnPlayPause, lv_scr_act(), LV_ALIGN_IN_BOTTOM_MID, 0, -10);
+  lv_obj_align(btnPlayPause, nullptr, LV_ALIGN_IN_BOTTOM_MID, 0, -10);
   lv_obj_set_height(btnPlayPause, 40);
   txtPlayPause = lv_label_create(btnPlayPause, nullptr);
   if (timerController.IsRunning()) {
diff --git a/src/displayapp/screens/WatchFaceDigital.cpp b/src/displayapp/screens/WatchFaceDigital.cpp
index 6a91488..591f41f 100644
--- a/src/displayapp/screens/WatchFaceDigital.cpp
+++ b/src/displayapp/screens/WatchFaceDigital.cpp
@@ -35,7 +35,7 @@ WatchFaceDigital::WatchFaceDigital(DisplayApp* app,
 
   batteryIcon = lv_label_create(lv_scr_act(), nullptr);
   lv_label_set_text_static(batteryIcon, Symbols::batteryFull);
-  lv_obj_align(batteryIcon, lv_scr_act(), LV_ALIGN_IN_TOP_RIGHT, 0, 0);
+  lv_obj_align(batteryIcon, nullptr, LV_ALIGN_IN_TOP_RIGHT, 0, 0);
 
   batteryPlug = lv_label_create(lv_scr_act(), nullptr);
   lv_obj_set_style_local_text_color(batteryPlug, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(0xFF0000));
@@ -53,7 +53,7 @@ WatchFaceDigital::WatchFaceDigital(DisplayApp* app,
   lv_obj_align(notificationIcon, nullptr, LV_ALIGN_IN_TOP_LEFT, 0, 0);
 
   label_date = lv_label_create(lv_scr_act(), nullptr);
-  lv_obj_align(label_date, lv_scr_act(), LV_ALIGN_CENTER, 0, 60);
+  lv_obj_align(label_date, nullptr, LV_ALIGN_CENTER, 0, 60);
   lv_obj_set_style_local_text_color(label_date, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(0x999999));
 
   label_time = lv_label_create(lv_scr_act(), nullptr);
@@ -75,7 +75,7 @@ WatchFaceDigital::WatchFaceDigital(DisplayApp* app,
   heartbeatIcon = lv_label_create(lv_scr_act(), nullptr);
   lv_label_set_text_static(heartbeatIcon, Symbols::heartBeat);
   lv_obj_set_style_local_text_color(heartbeatIcon, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(0xCE1B1B));
-  lv_obj_align(heartbeatIcon, lv_scr_act(), LV_ALIGN_IN_BOTTOM_LEFT, 0, 0);
+  lv_obj_align(heartbeatIcon, nullptr, LV_ALIGN_IN_BOTTOM_LEFT, 0, 0);
 
   heartbeatValue = lv_label_create(lv_scr_act(), nullptr);
   lv_obj_set_style_local_text_color(heartbeatValue, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(0xCE1B1B));
@@ -85,7 +85,7 @@ WatchFaceDigital::WatchFaceDigital(DisplayApp* app,
   stepValue = lv_label_create(lv_scr_act(), nullptr);
   lv_obj_set_style_local_text_color(stepValue, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(0x00FFE7));
   lv_label_set_text_static(stepValue, "0");
-  lv_obj_align(stepValue, lv_scr_act(), LV_ALIGN_IN_BOTTOM_RIGHT, 0, 0);
+  lv_obj_align(stepValue, nullptr, LV_ALIGN_IN_BOTTOM_RIGHT, 0, 0);
 
   stepIcon = lv_label_create(lv_scr_act(), nullptr);
   lv_obj_set_style_local_text_color(stepIcon, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(0x00FFE7));
diff --git a/src/displayapp/screens/Weather.cpp b/src/displayapp/screens/Weather.cpp
index 1d0a83b..9174afb 100644
--- a/src/displayapp/screens/Weather.cpp
+++ b/src/displayapp/screens/Weather.cpp
@@ -97,7 +97,7 @@ std::unique_ptr<Screen> Weather::CreateScreenTemperature() {
                           current->expires);
   }
   lv_label_set_align(label, LV_LABEL_ALIGN_CENTER);
-  lv_obj_align(label, lv_scr_act(), LV_ALIGN_CENTER, 0, 0);
+  lv_obj_align(label, nullptr, LV_ALIGN_CENTER, 0, 0);
   return std::unique_ptr<Screen>(new Screens::Label(0, 5, app, label));
 }
 
@@ -130,7 +130,7 @@ std::unique_ptr<Screen> Weather::CreateScreenAir() {
                           current->expires);
   }
   lv_label_set_align(label, LV_LABEL_ALIGN_CENTER);
-  lv_obj_align(label, lv_scr_act(), LV_ALIGN_CENTER, 0, 0);
+  lv_obj_align(label, nullptr, LV_ALIGN_CENTER, 0, 0);
   return std::unique_ptr<Screen>(new Screens::Label(0, 5, app, label));
 }
 
@@ -159,7 +159,7 @@ std::unique_ptr<Screen> Weather::CreateScreenClouds() {
                           current->expires);
   }
   lv_label_set_align(label, LV_LABEL_ALIGN_CENTER);
-  lv_obj_align(label, lv_scr_act(), LV_ALIGN_CENTER, 0, 0);
+  lv_obj_align(label, nullptr, LV_ALIGN_CENTER, 0, 0);
   return std::unique_ptr<Screen>(new Screens::Label(0, 5, app, label));
 }
 
@@ -188,7 +188,7 @@ std::unique_ptr<Screen> Weather::CreateScreenPrecipitation() {
                           current->expires);
   }
   lv_label_set_align(label, LV_LABEL_ALIGN_CENTER);
-  lv_obj_align(label, lv_scr_act(), LV_ALIGN_CENTER, 0, 0);
+  lv_obj_align(label, nullptr, LV_ALIGN_CENTER, 0, 0);
   return std::unique_ptr<Screen>(new Screens::Label(0, 5, app, label));
 }
 
@@ -217,6 +217,6 @@ std::unique_ptr<Screen> Weather::CreateScreenHumidity() {
                           current->expires);
   }
   lv_label_set_align(label, LV_LABEL_ALIGN_CENTER);
-  lv_obj_align(label, lv_scr_act(), LV_ALIGN_CENTER, 0, 0);
+  lv_obj_align(label, nullptr, LV_ALIGN_CENTER, 0, 0);
   return std::unique_ptr<Screen>(new Screens::Label(0, 5, app, label));
 }