Plan cursor visibility in app core

src/app_core/document_platform_io.h

@@ -19,6 +19,11 @@ enum class VirtualKeyboardAction {
     hide_keyboard,
 };
 
+enum class CursorVisibilityAction {
+    show_cursor,
+    hide_cursor,
+};
+
 [[nodiscard]] constexpr PickedPathAction plan_picked_path(std::string_view path) noexcept
 {
     return path.empty()
@@ -40,4 +45,11 @@ enum class VirtualKeyboardAction {
         : VirtualKeyboardAction::hide_keyboard;
 }
 
+[[nodiscard]] constexpr CursorVisibilityAction plan_cursor_visibility(bool visible) noexcept
+{
+    return visible
+        ? CursorVisibilityAction::show_cursor
+        : CursorVisibilityAction::hide_cursor;
+}
+
 }

src/app_events.cpp

@@ -27,6 +27,14 @@ void invoke_picked_path_if_selected(
         : action == pp::app::VirtualKeyboardAction::hide_keyboard;
 }
 
+[[nodiscard]] bool should_dispatch_cursor_visibility(bool visible) noexcept
+{
+    const auto action = pp::app::plan_cursor_visibility(visible);
+    return visible
+        ? action == pp::app::CursorVisibilityAction::show_cursor
+        : action == pp::app::CursorVisibilityAction::hide_cursor;
+}
+
 }
 
 #ifdef __ANDROID__
@@ -120,6 +128,9 @@ void App::resize(float w, float h)
 
 void App::show_cursor()
 {
+    if (!should_dispatch_cursor_visibility(true))
+        return;
+
 #ifdef _WIN32
     win32_show_cursor(true);
 #elif __OSX__
@@ -129,6 +140,9 @@ void App::show_cursor()
 
 void App::hide_cursor()
 {
+    if (!should_dispatch_cursor_visibility(false))
+        return;
+
 #ifdef _WIN32
     win32_show_cursor(false);
 #elif __OSX__