改进ProjectPanel右键菜单交互逻辑

ui/src/panels/ProjectPanel.cpp

@@ -28,8 +28,7 @@ void ProjectPanel::Render() {
     ImGui::Text("%s", manager.GetCurrentPath().c_str());
     
     ImGui::SameLine();
-    float refreshBtnWidth = 60.0f;
-    ImGui::SetCursorPosX(ImGui::GetWindowWidth() - refreshBtnWidth - 80.0f);
+    ImGui::SetCursorPosX(ImGui::GetWindowWidth() - 140.0f);
     if (ImGui::Button("Refresh")) {
         manager.RefreshCurrentFolder();
     }
@@ -48,7 +47,7 @@ void ProjectPanel::Render() {
     
     ImGui::Separator();
     
-    ImGui::BeginChild("AssetList", ImVec2(0, 0), false);
+    ImGui::PushStyleVar(ImGuiStyleVar_ItemSpacing, ImVec2(10, 10));
     
     float buttonWidth = 80.0f;
     float padding = 10.0f;
@@ -58,20 +57,46 @@ void ProjectPanel::Render() {
     
     auto& items = manager.GetCurrentItems();
     std::string searchStr = m_searchBuffer;
-    for (int i = 0; i < items.size(); i++) {
+    int itemIndex = 0;
+    
+    for (int i = 0; i < (int)items.size(); i++) {
         if (!searchStr.empty()) {
             if (items[i]->name.find(searchStr) == std::string::npos) {
                 continue;
             }
         }
         
-        if (i > 0 && i % columns != 0) {
+        if (itemIndex > 0 && itemIndex % columns != 0) {
             ImGui::SameLine();
         }
         RenderAssetItem(items[i], i);
+        itemIndex++;
     }
     
-    if (ImGui::BeginPopupContextWindow("ProjectContextMenu")) {
+    ImGui::PopStyleVar();
+    
+    if (ImGui::BeginPopup("ItemContextMenu")) {
+        if (m_contextMenuIndex >= 0 && m_contextMenuIndex < (int)items.size()) {
+            auto& item = items[m_contextMenuIndex];
+            if (item->isFolder) {
+                if (ImGui::MenuItem("Open")) {
+                    manager.NavigateToFolder(item);
+                }
+                ImGui::Separator();
+            }
+            if (ImGui::MenuItem("Delete")) {
+                manager.DeleteItem(m_contextMenuIndex);
+                m_contextMenuIndex = -1;
+            }
+        }
+        ImGui::EndPopup();
+    }
+    
+    if (ImGui::IsWindowHovered() && ImGui::IsMouseClicked(1) && !ImGui::IsAnyItemHovered()) {
+        ImGui::OpenPopup("EmptyContextMenu");
+    }
+    
+    if (ImGui::BeginPopup("EmptyContextMenu")) {
         if (ImGui::MenuItem("Create Folder")) {
             m_showCreateFolderPopup = true;
             strcpy_s(m_newFolderName, "NewFolder");
@@ -83,10 +108,11 @@ void ProjectPanel::Render() {
         ImGui::EndPopup();
     }
     
-    ImGui::EndChild();
+    ImGui::End();
     
     if (m_showCreateFolderPopup) {
         ImGui::OpenPopup("Create Folder");
+        m_showCreateFolderPopup = false;
     }
     
     if (ImGui::BeginPopupModal("Create Folder", nullptr, ImGuiWindowFlags_AlwaysAutoResize)) {
@@ -94,56 +120,42 @@ void ProjectPanel::Render() {
         ImGui::Separator();
         if (ImGui::Button("Create", ImVec2(80, 0))) {
             CreateNewFolder(m_newFolderName);
-            m_showCreateFolderPopup = false;
             ImGui::CloseCurrentPopup();
         }
         ImGui::SameLine();
         if (ImGui::Button("Cancel", ImVec2(80, 0))) {
-            m_showCreateFolderPopup = false;
             ImGui::CloseCurrentPopup();
         }
         ImGui::EndPopup();
     }
-    
-    ImGui::End();
 }
 
 void ProjectPanel::RenderAssetItem(const AssetItemPtr& item, int index) {
     auto& manager = ProjectManager::Get();
     bool isSelected = (manager.GetSelectedIndex() == index);
     
-    std::string popupId = "ItemMenu" + std::to_string(index);
+    ImGui::PushID(index);
     
     if (isSelected) {
         ImGui::PushStyleColor(ImGuiCol_Button, ImVec4(0.40f, 0.40f, 0.40f, 0.50f));
     }
     
     ImVec2 buttonSize(80.0f, 90.0f);
-    if (ImGui::Button(("##Asset" + std::to_string(index)).c_str(), buttonSize)) {
+    
+    if (ImGui::Button("##AssetBtn", buttonSize)) {
         manager.SetSelectedIndex(index);
     }
     
-    if (ImGui::IsItemClicked(ImGuiMouseButton_Right)) {
+    bool doubleClicked = false;
+    if (ImGui::IsItemHovered() && ImGui::IsMouseDoubleClicked(0)) {
+        doubleClicked = true;
+    }
+    
+    bool openContextMenu = false;
+    if (ImGui::IsItemClicked(1)) {
         manager.SetSelectedIndex(index);
-        ImGui::OpenPopup(popupId.c_str());
-    }
-    
-    if (item->isFolder && ImGui::IsItemHovered() && ImGui::IsMouseDoubleClicked(0)) {
-        manager.NavigateToFolder(item);
-    }
-    
-    if (ImGui::BeginPopup(popupId.c_str())) {
-        if (item->isFolder) {
-            if (ImGui::MenuItem("Open")) {
-                manager.NavigateToFolder(item);
-            }
-        }
-        ImGui::Separator();
-        if (ImGui::MenuItem("Delete")) {
-            manager.SetSelectedIndex(index);
-            DeleteSelectedItem();
-        }
-        ImGui::EndPopup();
+        m_contextMenuIndex = index;
+        openContextMenu = true;
     }
     
     if (isSelected) {
@@ -180,6 +192,16 @@ void ProjectPanel::RenderAssetItem(const AssetItemPtr& item, int index) {
     ImGui::PushClipRect(min, ImVec2(min.x + 80.0f, min.y + 90.0f), true);
     drawList->AddText(ImVec2(min.x + textOffset, min.y + 60.0f), ImGui::GetColorU32(textColor), item->name.c_str());
     ImGui::PopClipRect();
+    
+    if (doubleClicked && item->isFolder) {
+        manager.NavigateToFolder(item);
+    }
+    
+    ImGui::PopID();
+    
+    if (openContextMenu) {
+        ImGui::OpenPopup("ItemContextMenu");
+    }
 }
 
 void ProjectPanel::CreateNewFolder(const std::string& name) {
@@ -187,12 +209,4 @@ void ProjectPanel::CreateNewFolder(const std::string& name) {
     manager.CreateFolder(name);
 }
 
-void ProjectPanel::DeleteSelectedItem() {
-    auto& manager = ProjectManager::Get();
-    int selectedIndex = manager.GetSelectedIndex();
-    if (selectedIndex >= 0) {
-        manager.DeleteItem(selectedIndex);
-    }
-}
-
 }

ui/src/panels/ProjectPanel.h

@@ -13,13 +13,12 @@ public:
 
 private:
     void RenderAssetItem(const AssetItemPtr& item, int index);
-    void RenderContextMenu();
     void CreateNewFolder(const std::string& name);
-    void DeleteSelectedItem();
     
     char m_searchBuffer[256] = "";
     bool m_showCreateFolderPopup = false;
     char m_newFolderName[256] = "NewFolder";
+    int m_contextMenuIndex = -1;
 };
 
 }