Add a viewer for touch priority

Author: Kingminer7

src/DevTools.cpp

@@ -36,6 +36,7 @@ struct matjson::Serialize<Settings> {
         assign(value["button_game"], s.buttonInGame);
         assign(value["button_enabled"], s.buttonEnabled);
         assign(value["tree_drag_reorder"], s.treeDragReorder);
+        assign(value["show_touch_prio"], s.showTouchPrio);
 
         return Ok(s);
     }
@@ -58,7 +59,8 @@ struct matjson::Serialize<Settings> {
             { "button_editor", settings.buttonInEditor },
             { "button_game", settings.buttonInGame },
             { "button_enabled", settings.buttonEnabled },
-            { "tree_drag_reorder", settings.treeDragReorder }
+            { "tree_drag_reorder", settings.treeDragReorder },
+            { "show_touch_prio", settings.showTouchPrio },
         });
     }
 };
@@ -254,6 +256,13 @@ void DevTools::drawPages() {
             &DevTools::drawMemory
         );
     }
+
+    if (m_settings.showTouchPrio) {
+        this->drawPage(
+            U8STR(FEATHER_TABLET " Touch Priority Viewer###devtools/touchprio"),
+            &DevTools::drawPrioTree
+        );
+    }
 }
 
 void DevTools::draw(GLRenderCtx* ctx) {

src/DevTools.hpp

@@ -36,6 +36,7 @@ struct Settings {
     bool buttonInGame = false;
     bool buttonEnabled = false;
     bool treeDragReorder = false;
+    bool showTouchPrio = false;
 };
 
 class DevTools {
@@ -66,6 +67,8 @@ class DevTools {
     void setupPlatform();
 
     void drawTree();
+    void drawPrioTree();
+    void drawPrioHandler(CCTouchHandler* handler);
     void drawTreeBranch(CCNode* node, size_t index, bool drag, bool visible);
     void drawSettings();
     void drawAdvancedSettings();

src/pages/PrioTree.cpp

@@ -0,0 +1,63 @@
+#include <Geode/utils/cocos.hpp>
+#include "../DevTools.hpp"
+#include <misc/cpp/imgui_stdlib.h>
+#include <Geode/utils/string.hpp>
+
+using namespace geode::prelude;
+
+std::string formatNodeName(CCNode* node, int prio) {
+    std::string name = fmt::format("[{}] {} ", prio, geode::cocos::getObjectName(node));
+    if (node->getTag() != -1) {
+        name += fmt::format("({}) ", node->getTag());
+    }
+    if (node->getID().size()) {
+        name += fmt::format("\"{}\" ", node->getID());
+    }
+    return name;
+}
+
+void DevTools::drawPrioHandler(CCTouchHandler* handler) {
+    auto node = typeinfo_cast<CCNode*>(handler->getDelegate());
+    if (node) {
+        bool selected = DevTools::get()->getSelectedNode() == node;
+
+        ImGuiTreeNodeFlags flags = ImGuiTreeNodeFlags_Leaf;
+        if (selected) {
+            flags |= ImGuiTreeNodeFlags_Selected;
+        }
+
+        const auto name = formatNodeName(node, handler->getPriority());
+        bool expanded = ImGui::TreeNodeEx(node, flags, "%s", name.c_str());
+
+        if (ImGui::IsItemClicked()) {
+            DevTools::get()->selectNode(node);
+            selected = true;
+
+            CCNode* parent = node->getParent();
+            while (parent) {
+                m_nodeOpen[parent] = true;
+                parent = parent->getParent();
+            }
+        }
+        if (expanded) {
+            ImGui::TreePop();
+        }
+    }
+}
+
+void DevTools::drawPrioTree() {
+#ifdef GEODE_IS_MOBILE
+    ImGui::Dummy({0.f, 60.f});
+#endif
+    ImGui::Text("Standard Handlers");
+
+    for (auto d : CCTouchDispatcher::get()->m_pStandardHandlers->asExt<CCTouchHandler>()) {
+        drawPrioHandler(d);
+    }
+
+    ImGui::Text("Targeted Handlers");
+
+    for (auto d : CCTouchDispatcher::get()->m_pTargetedHandlers->asExt<CCTouchHandler>()) {
+        drawPrioHandler(d);
+    }
+}

src/pages/Settings.cpp

@@ -82,6 +82,12 @@ void DevTools::drawSettings() {
             "Shows the mod graph window."
         );
     }
+    ImGui::Checkbox("Show Touch Priority Viewer", &m_settings.showTouchPrio);
+    if (ImGui::IsItemHovered()) {
+        ImGui::SetTooltip(
+            "Shows the touch priority viewer window."
+        );
+    }
     ImGui::PopStyleVar();
 
     ImGui::Separator();