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DLT_Splitter/Src/UI_Layout.cpp

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#include "UI_Layout.hpp"
#include "imgui_impl_win32.h"
#include "Global_Variables.hpp"
#include "Config.hpp"
#include "DLT_Utilities.hpp"
extern "C"
{
#include "windows.h"
#include "stdio.h"
}
#include "thread"
// UI布局
void UI_Layout()
{
// 配置窗口绘制位置为Dear ImGUI生成的主窗口
const ImGuiViewport *viewport = ImGui::GetMainViewport();
// 下一个窗体绘制到主窗体位置
ImGui::SetNextWindowPos(viewport->WorkPos);
// 下一个窗体绘制为主窗体大小
ImGui::SetNextWindowSize(viewport->WorkSize);
// 设置下一个焦点窗体为主窗体
ImGui::SetNextWindowViewport(viewport->ID);
ImGui::PushStyleVar(ImGuiStyleVar_WindowRounding, 0.0f); // 绘制风格栈压入窗口圆角为0
ImGui::PushStyleVar(ImGuiStyleVar_WindowBorderSize, 0.0f); // 绘制风格栈压入窗体边框宽度为0
// 窗体选项配置
ImGuiWindowFlags window_flags = ImGuiWindowFlags_None;
// 设置窗体相关属性，无标题栏，无折叠标志，不可重塑大小，不可移动
window_flags |= ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove;
// 设置窗体相关属性，收到焦点时不移动到前台，禁用焦点事件
window_flags |= ImGuiWindowFlags_NoBringToFrontOnFocus | ImGuiWindowFlags_NoNavFocus;
// 设置窗体相关属性，不允许停靠
window_flags |= ImGuiWindowFlags_NoDocking;
ImGui::Begin("Main Panel", NULL, window_flags); // 创建主面板
ImGui::PopStyleVar(2); // 退出绘制风格栈中的设置项
{
const ImGuiStyle &style = ImGui::GetStyle();
float main_scale = ImGui_ImplWin32_GetDpiScaleForMonitor(MonitorFromPoint(POINT{0, 0}, MONITOR_DEFAULTTOPRIMARY));
// 拖拽输入区域
Widgets::Drag_Input_Area(ImVec2(ImGui::GetContentRegionAvail().x, ImGui::GetContentRegionAvail().x / 2 > MAIN_FRAME_SIZE_WIDTH_MIN / 2 ? MAIN_FRAME_SIZE_WIDTH_MIN / 2 : ImGui::GetContentRegionAvail().x / 2));
// 文件列表组件
Widgets::File_List_Area(ImVec2(ImGui::GetContentRegionAvail().x, ImGui::GetContentRegionAvail().y - (ImGui::GetTextLineHeightWithSpacing() + 20 * main_scale + style.ItemSpacing.y)));
// 导出文件
Widgets::Control_Panel(ImVec2(ImGui::GetContentRegionAvail().x, ImGui::GetTextLineHeightWithSpacing() + 20 * main_scale));
}
ImGui::End();
// ImGui::ShowDemoWindow(nullptr);
}
void Widgets::Drag_Input_Area(const ImVec2 &size)
{
ImGui::BeginChild("Drag_Drop_Area", size);
{
ImGui::PushStyleVar(ImGuiStyleVar_FrameRounding, 10.0f); // 绘制风格栈压入窗口圆角为0
ImGui::PushStyleVar(ImGuiStyleVar_FrameBorderSize, 1.0f);
// 显示一个按钮，作为拖拽源
static bool pressed_hover = false;
if (ImGui::Button(pressed_hover ? u8"松开左键以添加" : u8"单击选择文件或拖拽文件到此处", ImVec2(ImGui::GetContentRegionAvail().x, ImGui::GetContentRegionAvail().y)))
{
OPENFILENAMEW ofn; // common dialog box structure
wchar_t szFile[MAX_PATH * MAX_SINGLE_SELECT_FILE_COUNT] = {L'\0'}; // buffer for file name
// Initialize OPENFILENAME
ZeroMemory(&ofn, sizeof(ofn));
ofn.lStructSize = sizeof(ofn); // 结构体大小
ofn.hwndOwner = Main_Window_hWnd; // 对话框唤起窗体
ofn.lpstrFile = szFile; // 输出缓冲区
ofn.nMaxFile = sizeof(szFile); // 缓冲区大小
ofn.lpstrFilter = L"(.dlt)\0*.dlt\0"; // 文件格式筛选器
ofn.nFilterIndex = 1; // 默认选择的筛选器
// 文件路径必须存在 | 文件本身必须存在 | 允许多文件选择 | 使用资源管理器
ofn.Flags = OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST | OFN_ALLOWMULTISELECT | OFN_EXPLORER;
// Display the Open dialog box.
// 处理文件输入
if (GetOpenFileNameW(&ofn))
{
// 重复输入检测
bool with_duplicated_input = false;
wchar_t *p_first_str = ofn.lpstrFile;
// 单文件
if ((p_first_str[wcslen(p_first_str)] == L'\0') && (p_first_str[wcslen(p_first_str) + 1] == L'\0'))
{
char file_path_multi_byte[MAX_PATH] = {'\0'};
int size_needed = WideCharToMultiByte(CP_UTF8, 0, p_first_str, -1, NULL, 0, NULL, NULL);
WideCharToMultiByte(CP_UTF8, 0, p_first_str, -1, file_path_multi_byte, size_needed, NULL, NULL);
for (Input_File_Node *p_file_node = input_dlt_file_list_head; p_file_node != nullptr; p_file_node = p_file_node->p_next)
if (!strcmp(p_file_node->file_name_str, file_path_multi_byte))
{
with_duplicated_input = true;
break;
}
if (with_duplicated_input)
{
MessageBoxW(Main_Window_hWnd, L"存在重复输入", L"", MB_OK | MB_ICONWARNING);
}
else
{
// 开辟新文件节点
Input_File_Node *p_new_file_node = (Input_File_Node *)malloc(sizeof(Input_File_Node));
p_new_file_node->file_name_str = (char *)malloc(strlen(file_path_multi_byte) + 1);
memset(p_new_file_node->file_name_str, '\0', strlen(file_path_multi_byte) + 1);
memcpy(p_new_file_node->file_name_str, file_path_multi_byte, strlen(file_path_multi_byte) + 1);
p_new_file_node->p_next = nullptr;
// 插入文件列表
if (input_dlt_file_list_head == nullptr)
input_dlt_file_list_head = p_new_file_node;
else
{
Input_File_Node *p_target_node = input_dlt_file_list_head;
for (size_t count = 1; count < input_dlt_file_count; count++)
p_target_node = p_target_node->p_next;
p_target_node->p_next = p_new_file_node;
}
input_dlt_file_count++;
}
}
else
{
// 多文件输入时
char public_path_multi_byte[MAX_PATH] = {'\0'};
int size_needed = WideCharToMultiByte(CP_UTF8, 0, p_first_str, -1, NULL, 0, NULL, NULL);
WideCharToMultiByte(CP_UTF8, 0, p_first_str, -1, public_path_multi_byte, size_needed, NULL, NULL);
for (wchar_t *p_file_name_str = ofn.lpstrFile + wcslen(ofn.lpstrFile) + 1; *p_file_name_str != L'\0'; p_file_name_str += (wcslen(p_file_name_str) + 1))
{
char file_name_multi_byte[MAX_PATH] = {'\0'};
char file_path_multi_byte[MAX_PATH] = {'\0'};
int size_needed = WideCharToMultiByte(CP_UTF8, 0, p_file_name_str, -1, NULL, 0, NULL, NULL);
WideCharToMultiByte(CP_UTF8, 0, p_file_name_str, -1, file_name_multi_byte, size_needed, NULL, NULL);
// 拼接完整路径
sprintf(file_path_multi_byte, "%s\\%s", public_path_multi_byte, file_name_multi_byte);
for (Input_File_Node *p_file_node = input_dlt_file_list_head; p_file_node != nullptr; p_file_node = p_file_node->p_next)
if (!strcmp(p_file_node->file_name_str, file_path_multi_byte))
{
with_duplicated_input = true;
break;
}
if (with_duplicated_input)
continue;
// 开辟新文件节点
Input_File_Node *p_new_file_node = (Input_File_Node *)malloc(sizeof(Input_File_Node));
p_new_file_node->file_name_str = (char *)malloc(strlen(file_path_multi_byte) + 1);
memset(p_new_file_node->file_name_str, '\0', strlen(file_path_multi_byte) + 1);
memcpy(p_new_file_node->file_name_str, file_path_multi_byte, strlen(file_path_multi_byte) + 1);
p_new_file_node->p_next = nullptr;
// 插入文件列表
if (input_dlt_file_list_head == nullptr)
input_dlt_file_list_head = p_new_file_node;
else
{
Input_File_Node *p_target_node = input_dlt_file_list_head;
for (size_t count = 1; count < input_dlt_file_count; count++)
p_target_node = p_target_node->p_next;
p_target_node->p_next = p_new_file_node;
}
input_dlt_file_count++;
}
if (with_duplicated_input)
{
MessageBoxW(Main_Window_hWnd, L"存在重复输入", L"", MB_OK);
}
}
}
}
// 仅在外部拖拽入内时触发，内部拖拽不触发
pressed_hover = (ImGui::IsItemHovered() && (GetAsyncKeyState(VK_LBUTTON) < 0) && (!ImGui::IsMouseDown(ImGuiMouseButton_Left)));
ImGui::PopStyleVar(2);
}
ImGui::EndChild();
}
void Widgets::File_List_Area(const ImVec2 &size)
{
ImGui::PushStyleVar(ImGuiStyleVar_ChildRounding, 10.0f);
ImGui::BeginChild("File_List_Area_Wrapper", size, ImGuiChildFlags_Border);
ImGui::PopStyleVar();
{
int element_id = 0;
Input_File_Node *p_file_node_pre = nullptr;
Input_File_Node *p_file_node = input_dlt_file_list_head;
for (size_t count = 0; count < input_dlt_file_count; count++)
{
ImGui::PushID(element_id++);
// 点击了删除
if (ImGui::Button("X"))
{
if (p_file_node == input_dlt_file_list_head)
{
free(input_dlt_file_list_head->file_name_str);
input_dlt_file_list_head = input_dlt_file_list_head->p_next;
free(p_file_node);
p_file_node = input_dlt_file_list_head;
}
else
{
p_file_node_pre->p_next = p_file_node->p_next;
free(p_file_node->file_name_str);
free(p_file_node);
}
input_dlt_file_count--;
count--;
ImGui::PopID();
continue;
}
ImGui::SameLine();
ImGui::SetNextItemWidth(ImGui::GetContentRegionAvail().x);
ImGui::InputText("##Text_Show", p_file_node->file_name_str, strlen(p_file_node->file_name_str) + 1, ImGuiInputTextFlags_ElideLeft | ImGuiInputTextFlags_ReadOnly | ImGuiInputTextFlags_NoUndoRedo);
ImGui::PopID();
p_file_node = p_file_node->p_next;
if (count == 0)
p_file_node_pre = input_dlt_file_list_head;
else
p_file_node_pre = p_file_node_pre->p_next;
}
}
ImGui::EndChild();
}
void Widgets::Workflow_Area(const ImVec2 &size)
{
ImNodes::BeginNodeEditor();
{
ImNodes::BeginNode(1);
ImNodes::BeginNodeTitleBar();
ImGui::TextUnformatted("output node");
ImNodes::EndNodeTitleBar();
ImGui::Text("Test Format %%d :%d", 123);
ImGui::Button("Click");
ImGui::SameLine();
static bool check = false;
ImGui::Checkbox("", &check);
ImNodes::EndNode();
}
ImNodes::EndNodeEditor();
}
void Widgets::Control_Panel(const ImVec2 &size)
{
ImGui::PushStyleVar(ImGuiStyleVar_ChildRounding, 10.0f);
ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, ImVec2(0, 0));
ImGui::BeginChild("Control_Panel", size, ImGuiChildFlags_Border);
ImGui::PopStyleVar(2);
{
static bool export_confirmed = false;
static bool export_task_created = false;
static char export_file_path_str[MAX_PATH] = {'\0'};
if (!export_confirmed)
{
ImGui::PushStyleVar(ImGuiStyleVar_FrameRounding, 10.0f);
if (ImGui::Button(u8"导出", ImVec2(ImGui::GetContentRegionAvail().x, ImGui::GetContentRegionAvail().y)))
{
if (input_dlt_file_list_head == nullptr)
MessageBoxW(Main_Window_hWnd, L"需要至少输入一个文件", L"", MB_OK | MB_ICONERROR);
else
{
OPENFILENAMEW ofn; // common dialog box structure
static wchar_t szFile[MAX_PATH] = {L'\0'}; // buffer for file name
// Initialize OPENFILENAME
ZeroMemory(&ofn, sizeof(ofn));
ofn.lStructSize = sizeof(ofn); // 结构体大小
ofn.hwndOwner = Main_Window_hWnd; // 对话框唤起窗体
ofn.lpstrFile = szFile; // 输出缓冲区
ofn.nMaxFile = sizeof(szFile); // 缓冲区大小
ofn.lpstrFilter = L"(.csv)\0*.csv\0"; // 文件格式筛选器
ofn.nFilterIndex = 1; // 默认选择的筛选器
// 文件路径必须存在 | 文件本身必须存在 | 使用资源管理器
ofn.Flags = OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST | OFN_EXPLORER;
if (GetSaveFileNameW(&ofn))
{
// 提取文件路径
memset(export_file_path_str, '\0', sizeof(export_file_path_str));
int size_needed = WideCharToMultiByte(CP_UTF8, 0, szFile, -1, NULL, 0, NULL, NULL);
WideCharToMultiByte(CP_UTF8, 0, szFile, -1, export_file_path_str, size_needed, NULL, NULL);
wchar_t File_Name[MAX_PATH] = {L'\0'};
wchar_t *p_str_end = szFile + wcslen(szFile);
// 处理后缀
char *p_extension_name = export_file_path_str + (strlen(export_file_path_str) - 4);
if (p_extension_name[0] != '.' || toupper(p_extension_name[1]) != 'C' || toupper(p_extension_name[2]) != 'S' || toupper(p_extension_name[3]) != 'V')
{
p_extension_name += 4;
p_extension_name[0] = '.';
p_extension_name[1] = 'c';
p_extension_name[2] = 's';
p_extension_name[3] = 'v';
p_str_end[0] = L'.';
p_str_end[1] = L'c';
p_str_end[2] = L's';
p_str_end[3] = L'v';
}
while (p_str_end != szFile && *(p_str_end - 1) != L'\\')
p_str_end--;
size_t len = wcslen(p_str_end);
for (size_t count = 0; count < len; count++, p_str_end++)
File_Name[count] = *p_str_end;
memcpy(szFile, File_Name, sizeof(File_Name));
// 判定是否覆盖文件
FILE *p_file = fopen(export_file_path_str, "rb");
if (p_file != nullptr)
{
fclose(p_file);
if (MessageBoxW(Main_Window_hWnd, L"文件已存在，是否覆盖?", L"", MB_YESNO | MB_DEFBUTTON2 | MB_ICONWARNING) == IDYES)
export_confirmed = true;
}
else
export_confirmed = true;
}
}
}
ImGui::PopStyleVar();
}
else
{
// 创建导出任务
if (!export_task_created)
{
export_task_created = true;
// 执行导出任务的线程
std::thread export_thread(
[&]()
{
DLT_Log Log;
Input_File_Node *p_file_list = input_dlt_file_list_head;
DLT_Type::DLT_Err err;
while (p_file_list != nullptr)
{
err = Log.load_from_file(p_file_list->file_name_str);
if (err != DLT_Type::DLT_ERROR_NONE)
break;
p_file_list = p_file_list->p_next;
}
if (err != DLT_Type::DLT_ERROR_NONE)
{
switch (err)
{
case DLT_Type::DLT_ERROR_FILE_OPEN_FAILED: // 文件打开失败
MessageBoxW(Main_Window_hWnd, L"文件打开失败，检查路径是否存在特殊字符", L"", MB_OK | MB_ICONERROR);
break;
default:
MessageBoxW(Main_Window_hWnd, L"文件加载失败", L"", MB_OK | MB_ICONERROR);
}
}
else
{
err = Log.export_to_csv(export_file_path_str);
if (err == DLT_Type::DLT_ERROR_NONE)
MessageBoxW(Main_Window_hWnd, L"导出完成", L"", MB_OK);
else
MessageBoxW(Main_Window_hWnd, L"导出失败，检查文件占用", L"", MB_OK | MB_ICONERROR);
}
export_confirmed = false;
export_task_created = false;
});
// 分离线程
export_thread.detach();
}
ImGui::PushStyleVar(ImGuiStyleVar_FrameRounding, 12.5f);
ImGui::ProgressBar(-1.0f * (float)ImGui::GetTime(), ImVec2(ImGui::GetContentRegionAvail().x, ImGui::GetContentRegionAvail().y), u8"正在导出...");
ImGui::PopStyleVar();
}
}
ImGui::EndChild();
}
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