添加简单文件资产视图, 添加资源拖拽功能

2025-06-11 00:22:53 +08:00
parent f4aa895bbb
commit 91af2392ed
15 changed files with 194 additions and 10 deletions
--- a/Sandbox/src/Editor/Panels/ContentBroswerPanel.cpp
+++ b/Sandbox/src/Editor/Panels/ContentBroswerPanel.cpp
@ -0,0 +1,101 @@
+//
+// Created by sfd on 25-6-10.
+//
+
+#include "ContentBroswerPanel.h"
+
+#include <filesystem>
+#include <../../../../Hazel/vendor/imgui/imgui.h>
+#include <string>
+
+namespace Hazel
+{
+
+    extern const std::filesystem::path g_AssetPath = "assets";
+
+    ContentBroswerPanel::ContentBroswerPanel()
+        : m_CurrentDirectory(g_AssetPath)
+    {
+        m_DirectoryIcon = Texture2D::Create("Resources/Icons/ContentBrowser/DirectoryIcon.png");
+        m_FileIcon = Texture2D::Create("Resources/Icons/ContentBrowser/FileIcon.png");
+    }
+
+
+    void ContentBroswerPanel::OnImGuiRender()
+    {
+        ImGui::Begin("ContentBroswerPanel");
+
+        ImGui::Text("%s", m_CurrentDirectory.string().c_str());
+        ImGui::Separator();
+
+        if (m_CurrentDirectory != std::filesystem::path(g_AssetPath))
+        {
+            if (ImGui::Button(".."))
+            {
+                m_CurrentDirectory = m_CurrentDirectory.parent_path();
+            }
+        }
+
+        static float folderSize = 90.0f;
+        static float padding = 16.0f;
+        float cellSize = folderSize + padding;
+
+        float panelWidth = ImGui::GetContentRegionAvail().x;
+        int columnsCount = (int)panelWidth / cellSize;
+        if (columnsCount <= 1)
+            columnsCount = 1;
+
+        ImGui::Columns(columnsCount, 0, false);
+
+        for (auto& directory : std::filesystem::directory_iterator(m_CurrentDirectory))
+        {
+            auto& path = directory.path();
+            auto relativePath = std::filesystem::relative(directory.path(), g_AssetPath);
+            std::string filePathString = relativePath.filename().string();
+
+
+            ImGui::PushStyleColor(ImGuiCol_Button, ImVec4(0, 0, 0, 0));
+            Ref<Texture2D> icon = directory.is_directory() ? m_DirectoryIcon : m_FileIcon;
+            ImGui::ImageButton(std::to_string(hash_value(path)).c_str(),icon->GetRendererID(), {folderSize, folderSize}, {0, 1}, {1, 0});
+            ImGui::PopStyleColor();
+
+            if (ImGui::BeginDragDropSource())
+            {
+                const wchar_t* itemPath = relativePath.c_str();
+                ImGui::SetDragDropPayload("CONTENT_BROSWER_ITEM", itemPath, (wcslen(itemPath) + 1) * sizeof(wchar_t), ImGuiCond_Once);
+                ImGui::EndDragDropSource();
+            }
+
+            if (ImGui::IsItemHovered() && ImGui::IsMouseClicked(ImGuiMouseButton_Left))
+            {
+                if (directory.is_directory())
+                    m_CurrentDirectory /= path.filename();
+            }
+            ImGui::TextWrapped(filePathString.c_str());
+            ImGui::NextColumn();
+
+            /*
+            if (directory.is_directory())
+            {
+                if (ImGui::Button(filePathString.c_str()))
+                {
+                    m_CurrentDirectory /= path.filename();
+                }
+            }else
+            {
+                if (ImGui::Button(filePathString.c_str()))
+                {
+                }
+            }
+            */
+
+        }
+
+        ImGui::Columns(1);
+
+        ImGui::SliderFloat("folder size", &folderSize, 16, 512);
+        ImGui::SliderFloat("padding", &padding, 0, 32);
+
+        ImGui::End();
+    }
+}