app: a couple of style fixes + format

Signed-off-by: Marcus Fritzsch <marcus_fritzsch@mentor.com>

diff --git a/src/app.cpp b/src/app.cpp
index 4bd7393..240c7e4 100644 (file)
--- a/src/app.cpp
+++ b/src/app.cpp
@@ -376,7 +376,7 @@ char const *App::api_activate_surface(char const *drawing_name) {
 
    auto o_state = *this->layers.get_layout_state(*surface_id);
 
-   if (!o_state) {
+   if (o_state == nullptr) {
       return "Could not find layer for surface";
    }
 
@@ -482,7 +482,7 @@ char const *App::api_deactivate_surface(char const *drawing_name) {
 
    auto o_state = *this->layers.get_layout_state(*surface_id);
 
-   if (!o_state) {
+   if (o_state == nullptr) {
       return "Could not find layer for surface";
    }
 
@@ -742,7 +742,7 @@ bool App::can_split(struct LayoutState const &state, int new_id) {
    return false;
 }
 
-void App::try_layout(struct LayoutState &state,
+void App::try_layout(struct LayoutState & /*state*/,
                      struct LayoutState const &new_layout,
                      std::function<void(LayoutState const &nl)> apply) {
    if (this->policy.layout_is_valid(new_layout)) {
@@ -764,10 +764,13 @@ void controller_hooks::surface_removed(uint32_t surface_id) {
    this->app->surface_removed(surface_id);
 }
 
-void controller_hooks::surface_visibility(uint32_t surface_id, uint32_t v) {
-}
+void controller_hooks::surface_visibility(uint32_t /*surface_id*/,
+                                          uint32_t /*v*/) {}
 
-void controller_hooks::surface_destination_rectangle(uint32_t surface_id, uint32_t x, uint32_t y, uint32_t w, uint32_t h) {
-}
+void controller_hooks::surface_destination_rectangle(uint32_t /*surface_id*/,
+                                                     uint32_t /*x*/,
+                                                     uint32_t /*y*/,
+                                                     uint32_t /*w*/,
+                                                     uint32_t /*h*/) {}
 
 }  // namespace wm