imgui: rework gamepad navigation

src/core/libraries/np_trophy/trophy_ui.h

@@ -31,10 +31,6 @@ public:
     void Finish();
 
     void Draw() override;
-
-    bool ShouldGrabGamepad() override {
-        return false;
-    }
 };
 
 }; // namespace Libraries::NpTrophy

src/core/libraries/system/msgdialog.cpp

@@ -39,11 +39,6 @@ Error PS4_SYSV_ABI sceMsgDialogGetResult(DialogResult* result) {
     if (result == nullptr) {
         return Error::ARG_NULL;
     }
-    for (const auto v : result->reserved) {
-        if (v != 0) {
-            return Error::PARAM_INVALID;
-        }
-    }
     *result = g_result;
     return Error::OK;
 }

src/core/libraries/system/msgdialog_ui.cpp

@@ -266,11 +266,13 @@ void MsgDialogUi::Draw() {
 
     CentralizeWindow();
     SetNextWindowSize(window_size);
-    SetNextWindowFocus();
     SetNextWindowCollapsed(false);
+    if (first_render || !io.NavActive) {
+        SetNextWindowFocus();
+    }
     KeepNavHighlight();
-    // Hack to allow every dialog to have a unique window
+    if (Begin("Message Dialog##MessageDialog", nullptr,
-    if (Begin("Message Dialog##MessageDialog", nullptr, ImGuiWindowFlags_NoSavedSettings)) {
+              ImGuiWindowFlags_NoDecoration | ImGuiWindowFlags_NoSavedSettings)) {
         switch (state->GetMode()) {
         case MsgDialogMode::USER_MSG:
             DrawUser();

src/core/libraries/system/msgdialog_ui.h

@@ -174,10 +174,6 @@ public:
     void SetProgressBarValue(u32 value, bool increment);
 
     void Draw() override;
-
-    bool ShouldGrabGamepad() override {
-        return true;
-    }
 };
 
 // Utility function to show a message dialog

src/imgui/imgui_layer.h

@@ -12,10 +12,6 @@ public:
     static void RemoveLayer(Layer* layer);
 
     virtual void Draw() = 0;
-
-    virtual bool ShouldGrabGamepad() {
-        return false;
-    }
 };
 
 } // namespace ImGui

src/imgui/layer/video_info.cpp

@@ -10,7 +10,7 @@ void ImGui::Layers::VideoInfo::Draw() {
     m_show = IsKeyPressed(ImGuiKey_F10, false) ^ m_show;
 
     if (m_show) {
-        if (Begin("Video Info")) {
+        if (Begin("Video Info", 0, ImGuiWindowFlags_NoNav)) {
             Text("Frame time: %.3f ms (%.1f FPS)", 1000.0f / io.Framerate, io.Framerate);
         }
         End();

src/imgui/renderer/imgui_core.cpp

@@ -9,6 +9,7 @@
 #include "imgui_core.h"
 #include "imgui_impl_sdl3.h"
 #include "imgui_impl_vulkan.h"
+#include "imgui_internal.h"
 #include "sdl_window.h"
 #include "texture_manager.h"
 #include "video_core/renderer_vulkan/renderer_vulkan.h"
@@ -97,24 +98,19 @@ void Shutdown(const vk::Device& device) {
 bool ProcessEvent(SDL_Event* event) {
     Sdl::ProcessEvent(event);
     switch (event->type) {
+    // Don't block release/up events
     case SDL_EVENT_MOUSE_MOTION:
     case SDL_EVENT_MOUSE_WHEEL:
     case SDL_EVENT_MOUSE_BUTTON_DOWN:
-    case SDL_EVENT_MOUSE_BUTTON_UP:
         return GetIO().WantCaptureMouse;
     case SDL_EVENT_TEXT_INPUT:
     case SDL_EVENT_KEY_DOWN:
-    case SDL_EVENT_KEY_UP:
         return GetIO().WantCaptureKeyboard;
     case SDL_EVENT_GAMEPAD_BUTTON_DOWN:
-    case SDL_EVENT_GAMEPAD_BUTTON_UP:
     case SDL_EVENT_GAMEPAD_AXIS_MOTION:
-    case SDL_EVENT_GAMEPAD_ADDED:
-    case SDL_EVENT_GAMEPAD_REMOVED:
     case SDL_EVENT_GAMEPAD_TOUCHPAD_DOWN:
-    case SDL_EVENT_GAMEPAD_TOUCHPAD_UP:
     case SDL_EVENT_GAMEPAD_TOUCHPAD_MOTION:
-        return (GetIO().BackendFlags & ImGuiBackendFlags_HasGamepad) != 0;
+        return GetIO().NavActive;
     default:
         return false;
     }
@@ -138,17 +134,8 @@ void NewFrame() {
     Sdl::NewFrame();
     ImGui::NewFrame();
 
-    bool capture_gamepad = false;
     for (auto* layer : layers) {
         layer->Draw();
-        if (layer->ShouldGrabGamepad()) {
-            capture_gamepad = true;
-        }
-    }
-    if (capture_gamepad) {
-        GetIO().BackendFlags |= ImGuiBackendFlags_HasGamepad;
-    } else {
-        GetIO().BackendFlags &= ~ImGuiBackendFlags_HasGamepad;
     }
 }