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151 lines
4.0 KiB
C++
151 lines
4.0 KiB
C++
/**
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* @file file.cpp
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* @brief Contains code for file-management-related UI elements and logic.
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*
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* Copyright (C) 2021 Clyne Sullivan
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*
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* Distributed under the GNU GPL v3 or later. You should have received a copy of
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* the GNU General Public License along with this program.
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* If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "imgui.h"
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#include "backends/imgui_impl_sdl.h"
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#include "backends/imgui_impl_opengl2.h"
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#include "ImGuiFileDialog.h"
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#include "TextEditor.h"
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#include "stmdsp_code.hpp"
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#include <cstdlib>
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#include <filesystem>
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#include <fstream>
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#include <iostream>
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#include <sstream>
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#include <string>
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#include <vector>
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extern TextEditor editor;
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extern void log(const std::string& str);
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enum class FileAction {
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None,
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Open,
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Save,
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SaveAs
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};
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static FileAction fileAction = FileAction::None;
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static std::string fileCurrentPath;
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static std::vector<std::filesystem::path> fileTemplateList;
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static void saveCurrentFile()
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{
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if (std::ofstream ofs (fileCurrentPath, std::ios::binary); ofs.good()) {
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const auto& text = editor.GetText();
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ofs.write(text.data(), text.size());
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log("Saved.");
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}
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}
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static void openCurrentFile()
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{
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if (std::ifstream ifs (fileCurrentPath); ifs.good()) {
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std::ostringstream sstr;
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sstr << ifs.rdbuf();
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editor.SetText(sstr.str());
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}
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}
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void fileScanTemplates()
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{
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auto path = std::filesystem::current_path() / "templates";
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for (const auto& file : std::filesystem::recursive_directory_iterator{path})
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fileTemplateList.push_back(file.path());
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}
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void fileRenderMenu()
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{
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if (ImGui::BeginMenu("File")) {
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if (ImGui::MenuItem("New")) {
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// TODO modified?
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fileCurrentPath.clear();
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editor.SetText(stmdsp::file_content);
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log("Ready.");
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}
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if (ImGui::MenuItem("Open")) {
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fileAction = FileAction::Open;
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ImGuiFileDialog::Instance()->OpenModal(
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"ChooseFileOpenSave", "Choose File", ".cpp", ".");
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}
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if (ImGui::BeginMenu("Open Template")) {
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for (const auto& file : fileTemplateList) {
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if (ImGui::MenuItem(file.filename().c_str())) {
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fileCurrentPath = file.string();
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openCurrentFile();
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// Treat like new file.
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fileCurrentPath.clear();
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log("Ready.");
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}
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}
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ImGui::EndMenu();
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}
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if (ImGui::MenuItem("Save")) {
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if (fileCurrentPath.size() > 0) {
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saveCurrentFile();
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} else {
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fileAction = FileAction::SaveAs;
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ImGuiFileDialog::Instance()->OpenModal(
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"ChooseFileOpenSave", "Choose File", ".cpp", ".");
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}
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}
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if (ImGui::MenuItem("Save As")) {
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fileAction = FileAction::SaveAs;
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ImGuiFileDialog::Instance()->OpenModal(
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"ChooseFileOpenSave", "Choose File", ".cpp", ".");
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}
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ImGui::Separator();
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if (ImGui::MenuItem("Quit")) {
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extern bool done;
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done = true;
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}
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ImGui::EndMenu();
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}
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}
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void fileRenderDialog()
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{
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if (ImGuiFileDialog::Instance()->Display("ChooseFileOpenSave",
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ImGuiWindowFlags_NoCollapse,
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ImVec2(460, 540)))
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{
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if (ImGuiFileDialog::Instance()->IsOk()) {
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std::string filePathName = ImGuiFileDialog::Instance()->GetFilePathName();
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switch (fileAction) {
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case FileAction::None:
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break;
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case FileAction::Open:
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fileCurrentPath = filePathName;
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openCurrentFile();
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log("Ready.");
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break;
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case FileAction::SaveAs:
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fileCurrentPath = filePathName;
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saveCurrentFile();
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break;
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}
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}
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ImGuiFileDialog::Instance()->Close();
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}
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}
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