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feat(tesseratos): add file selector plugin
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tools/tesseratos/src/tesseratos/file_selector/plugin.cpp
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#include "plugin.hpp" | ||
#include <filesystem> | ||
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#include <imgui.h> | ||
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#include <cubos/core/data/fs/file_system.hpp> | ||
#include <cubos/core/memory/standard_stream.hpp> | ||
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#include <cubos/engine/imgui/plugin.hpp> | ||
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using cubos::core::data::FileSystem; | ||
using cubos::engine::Cubos; | ||
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namespace fs = std::filesystem; | ||
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using namespace tesseratos; | ||
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namespace | ||
{ | ||
struct FileSelectorState | ||
{ | ||
CUBOS_ANONYMOUS_REFLECT(FileSelectorState); | ||
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// Absolute path to the current directory (for the filesystem not for the virtual filesystem) | ||
std::string currentPath = | ||
(fs::current_path().parent_path().parent_path() / "tools" / "tesseratos" / "assets").string(); | ||
// bool isLocal = true to use the virtual filesystem | ||
bool isLocal = true; | ||
bool isGridMode = true; | ||
bool showFileSelector = false; | ||
std::string selectedFile; | ||
}; | ||
} // namespace | ||
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static std::optional<std::string> showFileSelector(FileSelectorState& state) | ||
{ | ||
if (!state.showFileSelector) | ||
{ | ||
return std::nullopt; | ||
} | ||
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ImGui::Begin("File Selector"); | ||
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// Absolue path for the virtual filesystem | ||
std::string relativePath = | ||
fs::relative(state.currentPath, fs::current_path().parent_path().parent_path() / "tools" / "tesseratos") | ||
.string(); | ||
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std::replace(relativePath.begin(), relativePath.end(), '\\', '/'); | ||
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ImGui::Text("Current Path: %s", state.isLocal ? std::string(relativePath).c_str() : state.currentPath.c_str()); | ||
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ImGui::Separator(); | ||
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// Search bar | ||
static char searchBuffer[256] = ""; | ||
ImGui::InputTextWithHint("##search", "Search...", searchBuffer, sizeof(searchBuffer)); | ||
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ImGui::SameLine(); | ||
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// Parent directory button | ||
if (!(state.isLocal && relativePath == "assets")) | ||
{ | ||
if (ImGui::Button("Up")) | ||
{ | ||
state.currentPath = fs::path(state.currentPath).parent_path().string(); | ||
} | ||
} | ||
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ImGui::SameLine(); | ||
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// View mode toggle | ||
if (ImGui::RadioButton("Grid", state.isGridMode)) | ||
{ | ||
state.isGridMode = true; | ||
} | ||
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ImGui::SameLine(); | ||
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if (ImGui::RadioButton("List", !state.isGridMode)) | ||
{ | ||
state.isGridMode = false; | ||
} | ||
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ImGui::Separator(); | ||
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float cellSize = 100.0F; // Size of each grid cell | ||
float padding = 10.0F; // Padding between cells | ||
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if (state.isGridMode) | ||
{ | ||
// Calculate number of columns for grid layout | ||
float panelWidth = ImGui::GetContentRegionAvail().x; | ||
int columns = (int)(panelWidth / (cellSize + padding)); | ||
if (columns < 1) | ||
{ | ||
columns = 1; | ||
} | ||
ImGui::Columns(columns, nullptr, false); | ||
} | ||
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for (const auto& entry : fs::directory_iterator(state.currentPath)) | ||
{ | ||
// Filter files and directories based on search query | ||
std::string fileName = entry.path().filename().string(); | ||
if (strlen(searchBuffer) > 0 && fileName.find(searchBuffer) == std::string::npos) | ||
continue; | ||
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if (entry.is_directory()) | ||
{ | ||
// Directories | ||
if (ImGui::Button((fileName + "/").c_str(), state.isGridMode ? ImVec2(cellSize, cellSize) : ImVec2(0, 0))) | ||
{ | ||
state.currentPath = entry.path().string(); | ||
} | ||
} | ||
else if (entry.is_regular_file()) | ||
{ | ||
// Files | ||
if (ImGui::Selectable(fileName.c_str(), state.selectedFile == entry.path().string(), 0, | ||
state.isGridMode ? ImVec2(cellSize, cellSize) : ImVec2(0, 0))) | ||
{ | ||
std::string selectedFilePath = entry.path().string(); | ||
if (state.isLocal) | ||
{ | ||
selectedFilePath = fs::relative(selectedFilePath, fs::current_path().parent_path().parent_path() / | ||
"tools" / "tesseratos") | ||
.string(); | ||
std::replace(selectedFilePath.begin(), selectedFilePath.end(), '\\', '/'); | ||
state.selectedFile = selectedFilePath; | ||
} | ||
else | ||
{ | ||
state.selectedFile = selectedFilePath; | ||
} | ||
} | ||
} | ||
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if (state.isGridMode) | ||
ImGui::NextColumn(); // Move to next column in grid layout | ||
} | ||
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if (state.isGridMode) | ||
ImGui::Columns(1); // End grid layout | ||
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ImGui::Separator(); | ||
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// Display selected file | ||
if (!state.selectedFile.empty()) | ||
{ | ||
ImGui::Text("Selected File: %s", state.selectedFile.c_str()); | ||
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// Confirm button | ||
if (ImGui::Button("Select")) | ||
{ | ||
ImGui::End(); | ||
std::string selectedFile = state.selectedFile; | ||
state.selectedFile.clear(); | ||
state.showFileSelector = false; | ||
return selectedFile; | ||
} | ||
} | ||
else | ||
{ | ||
ImGui::Text("No file selected."); | ||
} | ||
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ImGui::End(); | ||
return std::nullopt; | ||
} | ||
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static std::optional<std::string> createFileSelectorButton(FileSelectorState& state, const char* label) | ||
{ | ||
if (ImGui::Button(label)) | ||
{ | ||
state.showFileSelector = true; | ||
} | ||
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auto selectedFile = showFileSelector(state); | ||
return selectedFile; | ||
} | ||
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void tesseratos::fileSelectorPlugin(Cubos& cubos) | ||
{ | ||
cubos.depends(cubos::engine::imguiPlugin); | ||
cubos.resource<FileSelectorState>(); | ||
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cubos.system("show File Selector UI").tagged(cubos::engine::imguiTag).call([](FileSelectorState& state) { | ||
ImGui::Begin("File Selector"); | ||
createFileSelectorButton(state, "Open File Selector"); | ||
ImGui::End(); | ||
}); | ||
} |
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/// @dir | ||
/// @brief @ref tesseratos-file-selector-plugin plugin directory. | ||
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/// @file | ||
/// @brief Plugin entry point. | ||
/// @ingroup tesseratos-file-selector-plugin | ||
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#pragma once | ||
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#include <cubos/engine/prelude.hpp> | ||
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namespace tesseratos | ||
{ | ||
/// @defgroup tesseratos-file-selector-plugin Asset explorer | ||
/// @ingroup tesseratos | ||
/// @brief Allows selecting files in the filesystem | ||
/// | ||
/// ## Dependencies | ||
/// - @ref imgui-plugin | ||
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/// @brief Plugin entry function. | ||
/// @param cubos @b Cubos main class | ||
/// @ingroup tesseratos-file-selector-plugin | ||
void fileSelectorPlugin(cubos::engine::Cubos& cubos); | ||
} // namespace tesseratos |
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