From 4887bdd7fec6317ab5b89632bc52a26a51c89730 Mon Sep 17 00:00:00 2001
From: ssdfasd <2156608475@qq.com>
Date: Thu, 12 Mar 2026 20:11:56 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E6=B7=BB=E5=8A=A0Project=E9=9D=A2?=
 =?UTF-8?q?=E6=9D=BF=E6=8B=96=E6=8B=BD=E5=8A=9F=E8=83=BD?=
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---
 ui/src/panels/ProjectPanel.cpp | 21 +++++++++++++++++++++
 ui/src/panels/ProjectPanel.h   |  1 +
 2 files changed, 22 insertions(+)

diff --git a/ui/src/panels/ProjectPanel.cpp b/ui/src/panels/ProjectPanel.cpp
index e1bc072c..8e435170 100644
--- a/ui/src/panels/ProjectPanel.cpp
+++ b/ui/src/panels/ProjectPanel.cpp
@@ -16,6 +16,13 @@ void ProjectPanel::Initialize(const std::string& projectPath) {
 }
 
 void ProjectPanel::Render() {
+    const ImGuiPayload* payload = ImGui::GetDragDropPayload();
+    if (payload && payload->IsDataType(DRAG_DROP_TYPE)) {
+        m_draggingPath = (const char*)payload->Data;
+    } else if (!ImGui::IsMouseDown(0)) {
+        m_draggingPath.clear();
+    }
+    
     ImGui::Begin(m_name.c_str(), nullptr, ImGuiWindowFlags_None);
     
     auto& manager = ProjectManager::Get();
@@ -74,6 +81,10 @@ void ProjectPanel::Render() {
     
     ImGui::PopStyleVar();
     
+    if (ImGui::IsWindowHovered() && ImGui::IsMouseClicked(0) && !ImGui::IsAnyItemHovered()) {
+        manager.SetSelectedIndex(-1);
+    }
+    
     if (ImGui::BeginPopup("ItemContextMenu")) {
         if (m_contextMenuIndex >= 0 && m_contextMenuIndex < (int)items.size()) {
             auto& item = items[m_contextMenuIndex];
@@ -137,6 +148,9 @@ void ProjectPanel::RenderAssetItem(const AssetItemPtr& item, int index) {
     
     if (isSelected) {
         ImGui::PushStyleColor(ImGuiCol_Button, ImVec4(0.40f, 0.40f, 0.40f, 0.50f));
+    } else {
+        ImGui::PushStyleColor(ImGuiCol_Button, ImVec4(0, 0, 0, 0));
+        ImGui::PushStyleColor(ImGuiCol_ButtonHovered, ImVec4(0.30f, 0.30f, 0.30f, 0.40f));
     }
     
     ImVec2 buttonSize(80.0f, 90.0f);
@@ -159,11 +173,18 @@ void ProjectPanel::RenderAssetItem(const AssetItemPtr& item, int index) {
     
     if (isSelected) {
         ImGui::PopStyleColor();
+    } else {
+        ImGui::PopStyleColor(2);
     }
     
     ImVec2 min = ImGui::GetItemRectMin();
+    ImVec2 max = ImVec2(min.x + buttonSize.x, min.y + buttonSize.y);
     ImDrawList* drawList = ImGui::GetWindowDrawList();
     
+    if (!m_draggingPath.empty() && item->fullPath == m_draggingPath) {
+        drawList->AddRectFilled(min, max, IM_COL32(0, 0, 0, 60), 0.0f);
+    }
+    
     ImU32 iconColor;
     if (item->isFolder) {
         iconColor = IM_COL32(200, 180, 100, 255);
diff --git a/ui/src/panels/ProjectPanel.h b/ui/src/panels/ProjectPanel.h
index 803c7cd1..5aea84d7 100644
--- a/ui/src/panels/ProjectPanel.h
+++ b/ui/src/panels/ProjectPanel.h
@@ -20,6 +20,7 @@ private:
     bool m_showCreateFolderPopup = false;
     char m_newFolderName[256] = "NewFolder";
     int m_contextMenuIndex = -1;
+    std::string m_draggingPath;
 };
 
 }
\ No newline at end of file