269 lines
12 KiB
C++
269 lines
12 KiB
C++
#include "UI_Layout.hpp"
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#include "imgui_impl_win32.h"
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#include "Global_Variables.hpp"
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#include "Config.hpp"
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extern "C"
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{
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#include "windows.h"
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#include "stdio.h"
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}
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// UI布局
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void UI_Layout()
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{
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// 配置窗口绘制位置为Dear ImGUI生成的主窗口
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const ImGuiViewport *viewport = ImGui::GetMainViewport();
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// 下一个窗体绘制到主窗体位置
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ImGui::SetNextWindowPos(viewport->WorkPos);
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// 下一个窗体绘制为主窗体大小
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ImGui::SetNextWindowSize(viewport->WorkSize);
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// 设置下一个焦点窗体为主窗体
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ImGui::SetNextWindowViewport(viewport->ID);
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ImGui::PushStyleVar(ImGuiStyleVar_WindowRounding, 0.0f); // 绘制风格栈压入窗口圆角为0
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ImGui::PushStyleVar(ImGuiStyleVar_WindowBorderSize, 0.0f); // 绘制风格栈压入窗体边框宽度为0
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// 窗体选项配置
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ImGuiWindowFlags window_flags = ImGuiWindowFlags_None;
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// 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
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window_flags |= ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove;
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// 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
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window_flags |= ImGuiWindowFlags_NoBringToFrontOnFocus | ImGuiWindowFlags_NoNavFocus;
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// 设置窗体相关属性，不允许停靠
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window_flags |= ImGuiWindowFlags_NoDocking;
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ImGui::Begin("Main Panel", NULL, window_flags); // 创建主面板
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ImGui::PopStyleVar(2); // 退出绘制风格栈中的设置项
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{
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// 拖拽输入区域
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Widgets::Drag_Input_Area(ImVec2(ImGui::GetContentRegionAvail().x, ImGui::GetContentRegionAvail().x / 2));
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// 文件列表组件
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Widgets::File_List_Area();
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}
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ImGui::End();
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ImGui::ShowDemoWindow(nullptr);
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}
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void Widgets::Drag_Input_Area(const ImVec2 &size)
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{
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ImGui::BeginChild("Drag_Drop_Area", size);
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{
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ImGui::PushStyleVar(ImGuiStyleVar_FrameRounding, 10.0f); // 绘制风格栈压入窗口圆角为0
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ImGui::PushStyleVar(ImGuiStyleVar_FrameBorderSize, 1.0f);
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// 显示一个按钮，作为拖拽源
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static bool pressed_hover = false;
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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)))
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{
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OPENFILENAMEW ofn; // common dialog box structure
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wchar_t szFile[MAX_PATH * MAX_SINGLE_SELECT_FILE_COUNT] = {L'\0'}; // buffer for file name
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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 = Main_Window_hWnd;
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ofn.lpstrFile = 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.nMaxFile = sizeof(szFile);
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ofn.lpstrFilter = L"(.dlt)\0*.dlt\0";
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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_ALLOWMULTISELECT | OFN_EXPLORER;
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// Display the Open dialog box.
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// 处理文件输入
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if (GetOpenFileNameW(&ofn) == TRUE)
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{
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// 重复输入检测
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bool with_duplicated_input = false;
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wchar_t *p_first_str = ofn.lpstrFile;
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// 单文件
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if ((p_first_str[wcslen(p_first_str)] == L'\0') && (p_first_str[wcslen(p_first_str) + 1] == L'\0'))
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{
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char file_path_multi_byte[MAX_PATH] = {'\0'};
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int size_needed = WideCharToMultiByte(CP_UTF8, 0, p_first_str, -1, NULL, 0, NULL, NULL);
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WideCharToMultiByte(CP_UTF8, 0, p_first_str, -1, file_path_multi_byte, size_needed, NULL, NULL);
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for (Input_File_Node *p_file_node = input_dlt_file_list_head; p_file_node != nullptr; p_file_node = p_file_node->p_next)
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if (!strcmp(p_file_node->file_name_str, file_path_multi_byte))
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{
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with_duplicated_input = true;
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break;
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}
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if (with_duplicated_input)
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{
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MessageBoxW(Main_Window_hWnd, L"存在重复输入", L"", MB_OK);
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}
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else
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{
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// 开辟新文件节点
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Input_File_Node *p_new_file_node = (Input_File_Node *)malloc(sizeof(Input_File_Node));
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p_new_file_node->file_name_str = (char *)malloc(strlen(file_path_multi_byte) + 1);
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memset(p_new_file_node->file_name_str, '\0', strlen(file_path_multi_byte) + 1);
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memcpy(p_new_file_node->file_name_str, file_path_multi_byte, strlen(file_path_multi_byte) + 1);
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p_new_file_node->p_next = nullptr;
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// 插入文件列表
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if (input_dlt_file_list_head == nullptr)
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input_dlt_file_list_head = p_new_file_node;
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else
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{
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Input_File_Node *p_target_node = input_dlt_file_list_head;
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for (size_t count = 1; count < input_dlt_file_count; count++)
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p_target_node = p_target_node->p_next;
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p_target_node->p_next = p_new_file_node;
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}
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input_dlt_file_count++;
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}
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}
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else
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{
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// 多文件输入时
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char public_path_multi_byte[MAX_PATH] = {'\0'};
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int size_needed = WideCharToMultiByte(CP_UTF8, 0, p_first_str, -1, NULL, 0, NULL, NULL);
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WideCharToMultiByte(CP_UTF8, 0, p_first_str, -1, public_path_multi_byte, size_needed, NULL, NULL);
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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))
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{
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char file_name_multi_byte[MAX_PATH] = {'\0'};
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char file_path_multi_byte[MAX_PATH] = {'\0'};
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int size_needed = WideCharToMultiByte(CP_UTF8, 0, p_file_name_str, -1, NULL, 0, NULL, NULL);
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WideCharToMultiByte(CP_UTF8, 0, p_file_name_str, -1, file_name_multi_byte, size_needed, NULL, NULL);
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// 拼接完整路径
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sprintf(file_path_multi_byte, "%s\\%s", public_path_multi_byte, file_name_multi_byte);
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for (Input_File_Node *p_file_node = input_dlt_file_list_head; p_file_node != nullptr; p_file_node = p_file_node->p_next)
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if (!strcmp(p_file_node->file_name_str, file_path_multi_byte))
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{
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with_duplicated_input = true;
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break;
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}
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if (with_duplicated_input)
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continue;
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// 开辟新文件节点
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Input_File_Node *p_new_file_node = (Input_File_Node *)malloc(sizeof(Input_File_Node));
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p_new_file_node->file_name_str = (char *)malloc(strlen(file_path_multi_byte) + 1);
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memset(p_new_file_node->file_name_str, '\0', strlen(file_path_multi_byte) + 1);
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memcpy(p_new_file_node->file_name_str, file_path_multi_byte, strlen(file_path_multi_byte) + 1);
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p_new_file_node->p_next = nullptr;
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// 插入文件列表
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if (input_dlt_file_list_head == nullptr)
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input_dlt_file_list_head = p_new_file_node;
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else
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{
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Input_File_Node *p_target_node = input_dlt_file_list_head;
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for (size_t count = 1; count < input_dlt_file_count; count++)
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p_target_node = p_target_node->p_next;
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p_target_node->p_next = p_new_file_node;
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}
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input_dlt_file_count++;
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}
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if (with_duplicated_input)
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{
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MessageBoxW(Main_Window_hWnd, L"存在重复输入", L"", MB_OK);
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}
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}
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}
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}
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// 仅在外部拖拽入内时触发，内部拖拽不触发
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pressed_hover = (ImGui::IsItemHovered() && (GetAsyncKeyState(VK_LBUTTON) < 0) && (!ImGui::IsMouseDown(ImGuiMouseButton_Left)));
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ImGui::PopStyleVar(2);
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}
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ImGui::EndChild();
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}
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void Widgets::File_List_Area(const ImVec2 &size)
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{
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ImGui::PushStyleVar(ImGuiStyleVar_ChildRounding, 10.0f);
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ImGui::BeginChild("File_List_Area_Wrapper", ImVec2(size.x, size.y), ImGuiChildFlags_Border);
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ImGui::PopStyleVar();
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{
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int element_id = 0;
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Input_File_Node *p_file_node_pre = nullptr;
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Input_File_Node *p_file_node = input_dlt_file_list_head;
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for (size_t count = 0; count < input_dlt_file_count; count++)
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{
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ImGui::PushID(element_id++);
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// 点击了删除
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if (ImGui::Button("X"))
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{
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if (p_file_node == input_dlt_file_list_head)
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{
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free(input_dlt_file_list_head->file_name_str);
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input_dlt_file_list_head = input_dlt_file_list_head->p_next;
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free(p_file_node);
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p_file_node = input_dlt_file_list_head;
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}
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else
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{
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p_file_node_pre->p_next = p_file_node->p_next;
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free(p_file_node->file_name_str);
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free(p_file_node);
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}
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input_dlt_file_count--;
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count--;
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ImGui::PopID();
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continue;
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}
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ImGui::SameLine();
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ImGui::SetNextItemWidth(ImGui::GetContentRegionAvail().x);
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ImGui::InputText("##Text_Show", p_file_node->file_name_str, strlen(p_file_node->file_name_str) + 1, ImGuiInputTextFlags_ElideLeft | ImGuiInputTextFlags_ReadOnly | ImGuiInputTextFlags_NoUndoRedo);
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ImGui::PopID();
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p_file_node = p_file_node->p_next;
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if (count == 0)
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p_file_node_pre = input_dlt_file_list_head;
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else
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p_file_node_pre = p_file_node_pre->p_next;
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}
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}
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ImGui::EndChild();
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}
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void Widgets::Workflow_Area(const ImVec2 &size)
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{
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ImNodes::BeginNodeEditor();
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{
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ImNodes::BeginNode(1);
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ImNodes::BeginNodeTitleBar();
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ImGui::TextUnformatted("output node");
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ImNodes::EndNodeTitleBar();
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ImGui::Text("Test Format %%d :%d", 123);
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ImGui::Button("Click");
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ImGui::SameLine();
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static bool check = false;
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ImGui::Checkbox("", &check);
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ImNodes::EndNode();
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}
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ImNodes::EndNodeEditor();
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} |