kopia lustrzana https://github.com/AlexandreRouma/SDRPlusPlus
114 wiersze
3.5 KiB
C++
114 wiersze
3.5 KiB
C++
#include <gui/widgets/file_select.h>
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#include <regex>
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#include <options.h>
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#include <filesystem>
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FileSelect::FileSelect(std::string defaultPath, char* filter) {
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path = defaultPath;
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strcpy(_filter, filter);
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pathValid = std::filesystem::is_regular_file(path);
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strcpy(strPath, path.c_str());
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}
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void FileSelect::render(std::string id) {
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#ifdef _WIN32
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float menuColumnWidth = ImGui::GetContentRegionAvailWidth();
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float buttonWidth = ImGui::CalcTextSize("...").x + 20.0f;
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bool lastPathValid = pathValid;
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if (!lastPathValid) {
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ImGui::PushStyleColor(ImGuiCol_Text, ImVec4(1.0f, 0.0f, 0.0f, 1.0f));
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}
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ImGui::SetNextItemWidth(menuColumnWidth - buttonWidth);
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if (ImGui::InputText(id.c_str(), strPath, 2047)) {
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path = std::string(strPath);
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std::string expandedPath = expandString(strPath);
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if (!std::filesystem::is_regular_file(expandedPath)) {
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pathValid = false;
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}
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else {
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pathValid = true;
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_pathChanged = true;
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}
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}
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if (!lastPathValid) {
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ImGui::PopStyleColor();
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}
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ImGui::SameLine();
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if (ImGui::Button(("..." + id + "_winselect").c_str(), ImVec2(buttonWidth - 8.0f, 0)) && !dialogOpen) {
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dialogOpen = true;
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if (workerThread.joinable()) { workerThread.join(); }
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workerThread = std::thread(&FileSelect::windowsWorker, this);
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}
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#else
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bool lastPathValid = pathValid;
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if (!lastPathValid) {
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ImGui::PushStyleColor(ImGuiCol_Text, ImVec4(1.0f, 0.0f, 0.0f, 1.0f));
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}
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if (ImGui::InputText(id.c_str(), strPath, 2047)) {
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path = std::string(strPath);
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std::string expandedPath = expandString(strPath);
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if (!std::filesystem::is_regular_file(expandedPath)) {
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pathValid = false;
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}
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else {
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pathValid = true;
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_pathChanged = true;
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}
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}
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if (!lastPathValid) {
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ImGui::PopStyleColor();
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}
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#endif
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}
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std::string FileSelect::expandString(std::string input) {
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input = std::regex_replace(input, std::regex("%ROOT%"), options::opts.root);
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return std::regex_replace(input, std::regex("//"), "/");
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}
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bool FileSelect::pathIsValid() {
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return pathValid;
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}
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bool FileSelect::pathChanged() {
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if (_pathChanged) {
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_pathChanged = false;
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return true;
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}
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return false;
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}
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#ifdef _WIN32
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void FileSelect::windowsWorker() {
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OPENFILENAMEA ofn; // common dialog box structure
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char szFile[2048]; // buffer for file name
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HWND hwnd; // owner window
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HANDLE hf; // file handle
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// Initialize OPENFILENAME
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ZeroMemory(&ofn, sizeof(ofn));
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ofn.lStructSize = sizeof(ofn);
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ofn.hwndOwner = GetFocus();
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ofn.lpstrFile = (LPSTR)szFile;
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// Set lpstrFile[0] to '\0' so that GetOpenFileName does not
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// use the contents of szFile to initialize itself.
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ofn.lpstrFile[0] = '\0';
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ofn.nMaxFile = sizeof(szFile);
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ofn.lpstrFilter = (LPCSTR)_filter;
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ofn.nFilterIndex = 1;
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ofn.lpstrFileTitle = NULL;
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ofn.nMaxFileTitle = 0;
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ofn.lpstrInitialDir = NULL;
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ofn.Flags = OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST | OFN_EXTENSIONDIFFERENT;
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// Display the Open dialog box.
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if (GetOpenFileNameA(&ofn)==TRUE) {
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strcpy(strPath, szFile);
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_pathChanged = true;
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}
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pathValid = std::filesystem::is_regular_file(strPath);
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dialogOpen = false;
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}
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#endif |