Unsupport the invert colors accessibility feature (#281)

Author: swift-kim

shell/platform/tizen/accessibility_settings.cc

@@ -32,26 +32,16 @@ AccessibilitySettings::AccessibilitySettings(FlutterTizenEngine* engine)
 #endif
 
 #ifdef TV_PROFILE
-  bool nagative_color = false;
-  ret = system_settings_get_value_bool(
-      SYSTEM_SETTINGS_KEY_ACCESSIBILITY_NEGATIVE_COLOR, &nagative_color);
-  if (ret != SYSTEM_SETTINGS_ERROR_NONE) {
-    FT_LOG(Error) << "Failed to get value of accessibility negative color.";
-  }
-  system_settings_set_changed_cb(
-      SYSTEM_SETTINGS_KEY_ACCESSIBILITY_NEGATIVE_COLOR,
-      OnAccessibilityFeatureStateChanged, this);
-
   int high_contrast = 0;
   ret = system_settings_get_value_int(
       SYSTEM_SETTINGS_KEY_ACCESSIBILITY_HIGHCONTRAST, &high_contrast);
   if (ret != SYSTEM_SETTINGS_ERROR_NONE) {
     FT_LOG(Error) << "Failed to get value of accessibility high contrast.";
   }
   system_settings_set_changed_cb(SYSTEM_SETTINGS_KEY_ACCESSIBILITY_HIGHCONTRAST,
-                                 OnAccessibilityFeatureStateChanged, this);
+                                 OnHighContrastStateChanged, this);
 
-  engine_->UpdateAccessibilityFeatures(nagative_color, high_contrast);
+  engine_->UpdateAccessibilityFeatures(false, high_contrast);
 #endif
 }
 
@@ -60,34 +50,26 @@ AccessibilitySettings::~AccessibilitySettings() {
   system_settings_unset_changed_cb(SYSTEM_SETTINGS_KEY_ACCESSIBILITY_TTS);
 #endif
 #ifdef TV_PROFILE
-  system_settings_unset_changed_cb(
-      SYSTEM_SETTINGS_KEY_ACCESSIBILITY_NEGATIVE_COLOR);
   system_settings_unset_changed_cb(
       SYSTEM_SETTINGS_KEY_ACCESSIBILITY_HIGHCONTRAST);
 #endif
 }
 
-void AccessibilitySettings::OnAccessibilityFeatureStateChanged(
+void AccessibilitySettings::OnHighContrastStateChanged(
     system_settings_key_e key,
     void* user_data) {
 #ifdef TV_PROFILE
   auto* self = reinterpret_cast<AccessibilitySettings*>(user_data);
 
-  bool nagative_color = false;
-  int ret = system_settings_get_value_bool(
-      SYSTEM_SETTINGS_KEY_ACCESSIBILITY_NEGATIVE_COLOR, &nagative_color);
-  if (ret != SYSTEM_SETTINGS_ERROR_NONE) {
-    FT_LOG(Error) << "Failed to get value of accessibility negative color.";
-  }
-
-  int high_contrast = 0;
-  ret = system_settings_get_value_int(
-      SYSTEM_SETTINGS_KEY_ACCESSIBILITY_HIGHCONTRAST, &high_contrast);
+  int enabled = 0;
+  int ret = system_settings_get_value_int(
+      SYSTEM_SETTINGS_KEY_ACCESSIBILITY_HIGHCONTRAST, &enabled);
   if (ret != SYSTEM_SETTINGS_ERROR_NONE) {
     FT_LOG(Error) << "Failed to get value of accessibility high contrast.";
+    return;
   }
 
-  self->engine_->UpdateAccessibilityFeatures(nagative_color, high_contrast);
+  self->engine_->UpdateAccessibilityFeatures(false, enabled);
 #endif
 }
 

shell/platform/tizen/accessibility_settings.h

@@ -17,8 +17,8 @@ class AccessibilitySettings {
   virtual ~AccessibilitySettings();
 
  private:
-  static void OnAccessibilityFeatureStateChanged(system_settings_key_e key,
-                                                 void* user_data);
+  static void OnHighContrastStateChanged(system_settings_key_e key,
+                                         void* user_data);
   static void OnScreenReaderStateChanged(system_settings_key_e key,
                                          void* user_data);