577 lines
22 KiB
C++
577 lines
22 KiB
C++
#include "window.hpp"
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#include <hex.hpp>
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#include <hex/api/content_registry.hpp>
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#include <iostream>
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#include <numeric>
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#include <typeinfo>
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#include <imgui.h>
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#include <imgui_internal.h>
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#include <imgui_impl_glfw.h>
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#include <imgui_impl_opengl3.h>
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#include <imgui_freetype.h>
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#include <imgui_imhex_extensions.h>
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#include "helpers/plugin_handler.hpp"
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#include <glad/glad.h>
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#include <GLFW/glfw3.h>
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namespace hex {
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void *ImHexSettingsHandler_ReadOpenFn(ImGuiContext *ctx, ImGuiSettingsHandler *, const char *) {
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return ctx; // Unused, but the return value has to be non-null
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}
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void ImHexSettingsHandler_ReadLine(ImGuiContext*, ImGuiSettingsHandler *handler, void *, const char* line) {
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for (auto &view : ContentRegistry::Views::getEntries()) {
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std::string format = std::string(view->getName()) + "=%d";
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sscanf(line, format.c_str(), &view->getWindowOpenState());
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}
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}
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void ImHexSettingsHandler_WriteAll(ImGuiContext* ctx, ImGuiSettingsHandler *handler, ImGuiTextBuffer *buf) {
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buf->reserve(buf->size() + 0x20); // Ballpark reserve
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buf->appendf("[%s][General]\n", handler->TypeName);
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for (auto &view : ContentRegistry::Views::getEntries()) {
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buf->appendf("%s=%d\n", typeid(*view).name(), view->getWindowOpenState());
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}
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buf->append("\n");
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}
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Window::Window(int &argc, char **&argv) {
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hex::SharedData::mainArgc = argc;
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hex::SharedData::mainArgv = argv;
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this->initGLFW();
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this->initImGui();
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ImGui::GetStyle().Colors[ImGuiCol_DockingEmptyBg] = ImGui::GetStyle().Colors[ImGuiCol_WindowBg];
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EventManager::subscribe(Events::SettingsChanged, this, [](auto) -> std::any {
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{
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int theme = ContentRegistry::Settings::getSettingsData()["Interface"]["Color theme"];
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switch (theme) {
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default:
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case 0: /* Dark theme */
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ImGui::StyleColorsDark();
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break;
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case 1: /* Light theme */
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ImGui::StyleColorsLight();
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break;
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case 2: /* Classic theme */
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ImGui::StyleColorsClassic();
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break;
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}
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ImGui::GetStyle().Colors[ImGuiCol_DockingEmptyBg] = ImGui::GetStyle().Colors[ImGuiCol_WindowBg];
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}
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{
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std::string language = ContentRegistry::Settings::getSettingsData()["Interface"]["Language"];
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LangEntry::loadLanguage(language);
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}
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return { };
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});
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EventManager::subscribe(Events::FileLoaded, this, [this](auto userData) -> std::any {
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auto path = std::any_cast<std::string>(userData);
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this->m_recentFiles.push_front(path);
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{
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std::list<std::string> uniques;
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for (auto &file : this->m_recentFiles) {
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bool exists = false;
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for (auto &unique : uniques) {
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if (file == unique)
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exists = true;
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}
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if (!exists)
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uniques.push_back(file);
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if (uniques.size() > 5)
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break;
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}
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this->m_recentFiles = uniques;
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}
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{
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std::vector<std::string> recentFilesVector;
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std::copy(this->m_recentFiles.begin(), this->m_recentFiles.end(), std::back_inserter(recentFilesVector));
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ContentRegistry::Settings::write("ImHex", "RecentFiles", recentFilesVector);
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}
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return { };
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});
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EventManager::subscribe(Events::CloseImHex, this, [this](auto) -> std::any {
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glfwSetWindowShouldClose(this->m_window, true);
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return { };
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});
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ContentRegistry::Settings::load();
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View::postEvent(Events::SettingsChanged);
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for (const auto &path : ContentRegistry::Settings::read("ImHex", "RecentFiles"))
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this->m_recentFiles.push_back(path);
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this->initPlugins();
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}
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Window::~Window() {
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this->deinitImGui();
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this->deinitGLFW();
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ContentRegistry::Settings::store();
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this->deinitPlugins();
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EventManager::unsubscribe(Events::SettingsChanged, this);
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}
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void Window::loop() {
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while (!glfwWindowShouldClose(this->m_window)) {
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this->frameBegin();
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for (const auto &call : View::getDeferedCalls())
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call();
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View::getDeferedCalls().clear();
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for (auto &view : ContentRegistry::Views::getEntries()) {
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view->drawAlwaysVisible();
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if (!view->shouldProcess())
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continue;
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auto minSize = view->getMinSize();
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minSize.x *= this->m_globalScale;
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minSize.y *= this->m_globalScale;
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ImGui::SetNextWindowSizeConstraints(minSize, view->getMaxSize());
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view->drawContent();
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}
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View::drawCommonInterfaces();
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#ifdef DEBUG
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if (this->m_demoWindowOpen)
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ImGui::ShowDemoWindow(&this->m_demoWindowOpen);
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#endif
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this->frameEnd();
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}
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}
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bool Window::setFont(const std::filesystem::path &path) {
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if (!std::filesystem::exists(path))
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return false;
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auto &io = ImGui::GetIO();
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// If we have a custom font, then rescaling is unnecessary and will make it blurry
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io.FontGlobalScale = 1.0f;
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// Load font data & build atlas
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std::uint8_t *px;
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int w, h;
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io.Fonts->AddFontFromFileTTF(path.string().c_str(), std::floor(14.0f * this->m_fontScale)); // Needs conversion to char for Windows
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ImGuiFreeType::BuildFontAtlas(io.Fonts, ImGuiFreeType::Monochrome);
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io.Fonts->GetTexDataAsRGBA32(&px, &w, &h);
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// Create new font atlas
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GLuint tex;
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glGenTextures(1, &tex);
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glBindTexture(GL_TEXTURE_2D, tex);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, w, h, 0, GL_RGBA8, GL_UNSIGNED_INT, px);
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io.Fonts->SetTexID(reinterpret_cast<ImTextureID>(tex));
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return true;
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}
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void Window::frameBegin() {
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glfwPollEvents();
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ImGui_ImplOpenGL3_NewFrame();
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ImGui_ImplGlfw_NewFrame();
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ImGui::NewFrame();
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ImGuiViewport* viewport = ImGui::GetMainViewport();
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ImGui::SetNextWindowPos(viewport->GetWorkPos());
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ImGui::SetNextWindowSize(viewport->GetWorkSize());
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ImGui::SetNextWindowViewport(viewport->ID);
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ImGui::PushStyleVar(ImGuiStyleVar_WindowRounding, 0.0f);
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ImGui::PushStyleVar(ImGuiStyleVar_WindowBorderSize, 0.0f);
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ImGuiWindowFlags windowFlags = ImGuiWindowFlags_MenuBar | ImGuiWindowFlags_NoDocking
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| ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoCollapse
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| ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize
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| ImGuiWindowFlags_NoNavFocus | ImGuiWindowFlags_NoBringToFrontOnFocus;
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ImGui::GetIO().ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard;
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if (ImGui::Begin("DockSpace", nullptr, windowFlags)) {
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ImGui::PopStyleVar(2);
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ImGui::DockSpace(ImGui::GetID("MainDock"), ImVec2(0.0f, 0.0f));
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if (ImGui::BeginMenuBar()) {
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auto MenuBarItems = { "hex.menu.file"_lang, "hex.menu.edit"_lang, "hex.menu.view"_lang, "hex.menu.help"_lang };
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for (auto menu : MenuBarItems)
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if (ImGui::BeginMenu(menu)) ImGui::EndMenu();
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if (ImGui::BeginMenu("hex.menu.view"_lang)) {
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for (auto &view : ContentRegistry::Views::getEntries()) {
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if (view->hasViewMenuItemEntry())
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ImGui::MenuItem((std::string(view->getName()) + " " + "hex.menu.view"_lang).c_str(), "", &view->getWindowOpenState());
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}
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ImGui::EndMenu();
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}
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for (auto &view : ContentRegistry::Views::getEntries()) {
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view->drawMenu();
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}
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if (ImGui::BeginMenu("hex.menu.view"_lang)) {
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ImGui::Separator();
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ImGui::MenuItem("hex.menu.view.fps"_lang, "", &this->m_fpsVisible);
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#ifdef DEBUG
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ImGui::MenuItem("hex.menu.view.demo"_lang, "", &this->m_demoWindowOpen);
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#endif
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ImGui::EndMenu();
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}
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if (this->m_fpsVisible) {
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char buffer[0x20];
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snprintf(buffer, 0x20, "%.1f FPS", ImGui::GetIO().Framerate);
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ImGui::SameLine(ImGui::GetWindowWidth() - ImGui::GetFontSize() * strlen(buffer) + 20);
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ImGui::TextUnformatted(buffer);
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}
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ImGui::EndMenuBar();
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}
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if (auto &[key, mods] = Window::s_currShortcut; key != -1) {
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for (auto &view : ContentRegistry::Views::getEntries()) {
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if (view->shouldProcess()) {
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if (view->handleShortcut(key, mods))
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break;
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}
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}
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Window::s_currShortcut = { -1, -1 };
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}
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bool anyViewOpen = false;
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for (auto &view : ContentRegistry::Views::getEntries())
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anyViewOpen = anyViewOpen || (view->getWindowOpenState() && view->isAvailable());
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if (!anyViewOpen && SharedData::currentProvider == nullptr) {
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char title[256];
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ImFormatString(title, IM_ARRAYSIZE(title), "%s/DockSpace_%08X", ImGui::GetCurrentWindow()->Name, ImGui::GetID("MainDock"));
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if (ImGui::Begin(title)) {
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ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, ImVec2(10 * this->m_globalScale, 10 * this->m_globalScale));
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if (ImGui::BeginChild("Welcome Screen", ImVec2(0, 0), false, ImGuiWindowFlags_AlwaysUseWindowPadding | ImGuiWindowFlags_NoDecoration)) {
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this->drawWelcomeScreen();
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}
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ImGui::EndChild();
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ImGui::PopStyleVar();
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}
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ImGui::End();
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}
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}
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ImGui::End();
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}
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void Window::frameEnd() {
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ImGui::Render();
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int displayWidth, displayHeight;
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glfwGetFramebufferSize(this->m_window, &displayWidth, &displayHeight);
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glViewport(0, 0, displayWidth, displayHeight);
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glClearColor(0.45f, 0.55f, 0.60f, 1.00f);
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glClear(GL_COLOR_BUFFER_BIT);
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ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
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GLFWwindow* backup_current_context = glfwGetCurrentContext();
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ImGui::UpdatePlatformWindows();
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ImGui::RenderPlatformWindowsDefault();
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glfwMakeContextCurrent(backup_current_context);
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glfwSwapBuffers(this->m_window);
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}
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void Window::drawWelcomeScreen() {
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ImGui::UnderlinedText("hex.welcome.header.main"_lang, ImGui::GetStyleColorVec4(ImGuiCol_HeaderActive));
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ImGui::NewLine();
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auto availableSpace = ImGui::GetContentRegionAvail();
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ImGui::Indent();
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if (ImGui::BeginTable("Welcome Left", 1, ImGuiTableFlags_NoBordersInBody, ImVec2(availableSpace.x / 2, availableSpace.y))) {
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ImGui::TableNextRow(ImGuiTableRowFlags_None, 100);
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ImGui::TableNextColumn();
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ImGui::Text("hex.welcome.header.start"_lang);
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{
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if (ImGui::BulletHyperlink("hex.welcome.start.open_file"_lang))
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EventManager::post(Events::OpenWindow, "Open File");
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if (ImGui::BulletHyperlink("hex.welcome.start.open_project"_lang))
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EventManager::post(Events::OpenWindow, "Open Project");
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}
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ImGui::TableNextRow(ImGuiTableRowFlags_None, 100);
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ImGui::TableNextColumn();
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ImGui::Text("hex.welcome.start.recent"_lang);
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{
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if (!this->m_recentFiles.empty()) {
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for (auto &path : this->m_recentFiles) {
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if (ImGui::BulletHyperlink(std::filesystem::path(path).filename().string().c_str())) {
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EventManager::post(Events::FileDropped, path.c_str());
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break;
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}
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}
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}
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}
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ImGui::TableNextRow(ImGuiTableRowFlags_None, 100);
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ImGui::TableNextColumn();
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ImGui::Text("hex.welcome.header.help"_lang);
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{
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if (ImGui::BulletHyperlink("hex.welcome.help.repo"_lang)) hex::openWebpage("hex.welcome.help.repo.link"_lang);
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if (ImGui::BulletHyperlink("hex.welcome.help.gethelp"_lang)) hex::openWebpage("hex.welcome.help.gethelp.link"_lang);
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}
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ImGui::EndTable();
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}
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ImGui::SameLine();
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if (ImGui::BeginTable("Welcome Right", 1, ImGuiTableFlags_NoBordersInBody, ImVec2(availableSpace.x / 2, availableSpace.y))) {
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ImGui::TableNextRow(ImGuiTableRowFlags_None, 100);
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ImGui::TableNextColumn();
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ImGui::Text("hex.welcome.header.customize"_lang);
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{
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if (ImGui::DescriptionButton("hex.welcome.customize.settings.title"_lang, "hex.welcome.customize.settings.desc"_lang, ImVec2(ImGui::GetContentRegionAvail().x * 0.8f, 0)))
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EventManager::post(Events::OpenWindow, "Preferences");
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}
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ImGui::TableNextRow(ImGuiTableRowFlags_None, 100);
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ImGui::TableNextColumn();
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ImGui::Text("hex.welcome.header.learn"_lang);
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{
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if (ImGui::DescriptionButton("hex.welcome.learn.latest.title"_lang, "hex.welcome.learn.latest.desc"_lang, ImVec2(ImGui::GetContentRegionAvail().x * 0.8, 0)))
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hex::openWebpage("hex.welcome.learn.latest.link"_lang);
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if (ImGui::DescriptionButton("hex.welcome.learn.pattern.title"_lang, "hex.welcome.learn.pattern.desc"_lang, ImVec2(ImGui::GetContentRegionAvail().x * 0.8, 0)))
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hex::openWebpage("hex.welcome.learn.pattern.link"_lang);
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if (ImGui::DescriptionButton("hex.welcome.learn.plugins.title"_lang, "hex.welcome.learn.plugins.desc"_lang, ImVec2(ImGui::GetContentRegionAvail().x * 0.8, 0)))
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hex::openWebpage("hex.welcome.learn.plugins.link"_lang);
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}
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ImGui::EndTable();
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}
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}
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void Window::initGLFW() {
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glfwSetErrorCallback([](int error, const char* desc) {
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fprintf(stderr, "Glfw Error %d: %s\n", error, desc);
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});
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if (!glfwInit())
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throw std::runtime_error("Failed to initialize GLFW!");
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#ifdef __APPLE__
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glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
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#endif
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if (auto *monitor = glfwGetPrimaryMonitor(); monitor) {
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float xscale, yscale;
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glfwGetMonitorContentScale(monitor, &xscale, &yscale);
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// In case the horizontal and vertical scale are different, fall back on the average
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this->m_globalScale = this->m_fontScale = std::midpoint(xscale, yscale);
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}
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glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
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glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 2);
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glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
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this->m_window = glfwCreateWindow(1280 * this->m_globalScale, 720 * this->m_globalScale, "ImHex", nullptr, nullptr);
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if (this->m_window == nullptr)
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throw std::runtime_error("Failed to create window!");
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glfwMakeContextCurrent(this->m_window);
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glfwSwapInterval(1);
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{
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int x = 0, y = 0;
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glfwGetWindowPos(this->m_window, &x, &y);
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SharedData::windowPos = ImVec2(x, y);
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}
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{
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int width = 0, height = 0;
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glfwGetWindowSize(this->m_window, &width, &height);
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SharedData::windowSize = ImVec2(width, height);
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}
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glfwSetWindowPosCallback(this->m_window, [](GLFWwindow *window, int x, int y) {
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SharedData::windowPos = ImVec2(x, y);
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});
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glfwSetWindowSizeCallback(this->m_window, [](GLFWwindow *window, int width, int height) {
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SharedData::windowSize = ImVec2(width, height);
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});
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glfwSetKeyCallback(this->m_window, [](GLFWwindow *window, int key, int scancode, int action, int mods) {
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if (action == GLFW_PRESS) {
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Window::s_currShortcut = { key, mods };
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auto &io = ImGui::GetIO();
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io.KeysDown[key] = true;
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io.KeyCtrl = (mods & GLFW_MOD_CONTROL) != 0;
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io.KeyShift = (mods & GLFW_MOD_SHIFT) != 0;
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io.KeyAlt = (mods & GLFW_MOD_ALT) != 0;
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}
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else if (action == GLFW_RELEASE) {
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auto &io = ImGui::GetIO();
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io.KeysDown[key] = false;
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io.KeyCtrl = (mods & GLFW_MOD_CONTROL) != 0;
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io.KeyShift = (mods & GLFW_MOD_SHIFT) != 0;
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io.KeyAlt = (mods & GLFW_MOD_ALT) != 0;
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}
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});
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glfwSetDropCallback(this->m_window, [](GLFWwindow *window, int count, const char **paths) {
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if (count != 1)
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return;
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View::postEvent(Events::FileDropped, paths[0]);
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});
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glfwSetWindowCloseCallback(this->m_window, [](GLFWwindow *window) {
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View::postEvent(Events::WindowClosing, window);
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});
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glfwSetWindowSizeLimits(this->m_window, 720, 480, GLFW_DONT_CARE, GLFW_DONT_CARE);
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if (gladLoadGL() == 0)
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throw std::runtime_error("Failed to initialize OpenGL loader!");
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}
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void Window::initImGui() {
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IMGUI_CHECKVERSION();
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auto *ctx = ImGui::CreateContext();
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GImGui = ctx;
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ImGuiIO& io = ImGui::GetIO();
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ImGuiStyle& style = ImGui::GetStyle();
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io.ConfigFlags |= ImGuiConfigFlags_DockingEnable | ImGuiConfigFlags_ViewportsEnable | ImGuiConfigFlags_NavEnableKeyboard;
|
|
io.ConfigViewportsNoTaskBarIcon = true;
|
|
io.KeyMap[ImGuiKey_Tab] = GLFW_KEY_TAB;
|
|
io.KeyMap[ImGuiKey_LeftArrow] = GLFW_KEY_LEFT;
|
|
io.KeyMap[ImGuiKey_RightArrow] = GLFW_KEY_RIGHT;
|
|
io.KeyMap[ImGuiKey_UpArrow] = GLFW_KEY_UP;
|
|
io.KeyMap[ImGuiKey_DownArrow] = GLFW_KEY_DOWN;
|
|
io.KeyMap[ImGuiKey_PageUp] = GLFW_KEY_PAGE_UP;
|
|
io.KeyMap[ImGuiKey_PageDown] = GLFW_KEY_PAGE_DOWN;
|
|
io.KeyMap[ImGuiKey_Home] = GLFW_KEY_HOME;
|
|
io.KeyMap[ImGuiKey_End] = GLFW_KEY_END;
|
|
io.KeyMap[ImGuiKey_Insert] = GLFW_KEY_INSERT;
|
|
io.KeyMap[ImGuiKey_Delete] = GLFW_KEY_DELETE;
|
|
io.KeyMap[ImGuiKey_Backspace] = GLFW_KEY_BACKSPACE;
|
|
io.KeyMap[ImGuiKey_Space] = GLFW_KEY_SPACE;
|
|
io.KeyMap[ImGuiKey_Enter] = GLFW_KEY_ENTER;
|
|
io.KeyMap[ImGuiKey_Escape] = GLFW_KEY_ESCAPE;
|
|
io.KeyMap[ImGuiKey_KeyPadEnter] = GLFW_KEY_KP_ENTER;
|
|
io.KeyMap[ImGuiKey_A] = GLFW_KEY_A;
|
|
io.KeyMap[ImGuiKey_C] = GLFW_KEY_C;
|
|
io.KeyMap[ImGuiKey_V] = GLFW_KEY_V;
|
|
io.KeyMap[ImGuiKey_X] = GLFW_KEY_X;
|
|
io.KeyMap[ImGuiKey_Y] = GLFW_KEY_Y;
|
|
io.KeyMap[ImGuiKey_Z] = GLFW_KEY_Z;
|
|
|
|
if (this->m_globalScale != 0.0f)
|
|
style.ScaleAllSizes(this->m_globalScale);
|
|
|
|
#if defined(OS_WINDOWS)
|
|
std::filesystem::path resourcePath = std::filesystem::path((SharedData::mainArgv)[0]).parent_path();
|
|
#elif defined(OS_LINUX) || defined(OS_MACOS)
|
|
std::filesystem::path resourcePath = "/usr/share/ImHex";
|
|
#else
|
|
std::filesystem::path resourcePath = "";
|
|
#warning "Unsupported OS for custom font support"
|
|
#endif
|
|
|
|
if (!resourcePath.empty() && this->setFont(resourcePath / "font.ttf")) {
|
|
|
|
}
|
|
else if ((this->m_fontScale != 0.0f) && (this->m_fontScale != 1.0f)) {
|
|
io.Fonts->Clear();
|
|
|
|
ImFontConfig cfg;
|
|
cfg.OversampleH = cfg.OversampleV = 1, cfg.PixelSnapH = true;
|
|
cfg.SizePixels = 13.0f * this->m_fontScale;
|
|
io.Fonts->AddFontDefault(&cfg);
|
|
}
|
|
|
|
style.WindowMenuButtonPosition = ImGuiDir_None;
|
|
style.IndentSpacing = 10.0F;
|
|
|
|
// Install custom settings handler
|
|
ImGuiSettingsHandler handler;
|
|
handler.TypeName = "ImHex";
|
|
handler.TypeHash = ImHashStr("ImHex");
|
|
handler.ReadOpenFn = ImHexSettingsHandler_ReadOpenFn;
|
|
handler.ReadLineFn = ImHexSettingsHandler_ReadLine;
|
|
handler.WriteAllFn = ImHexSettingsHandler_WriteAll;
|
|
handler.UserData = this;
|
|
ctx->SettingsHandlers.push_back(handler);
|
|
|
|
ImGui::StyleColorsDark();
|
|
|
|
ImGui_ImplGlfw_InitForOpenGL(this->m_window, true);
|
|
ImGui_ImplOpenGL3_Init("#version 150");
|
|
}
|
|
|
|
void Window::initPlugins() {
|
|
try {
|
|
auto pluginFolderPath = std::filesystem::path((SharedData::mainArgv)[0]).parent_path() / "plugins";
|
|
PluginHandler::load(pluginFolderPath.string());
|
|
} catch (std::runtime_error &e) { return; }
|
|
|
|
for (const auto &plugin : PluginHandler::getPlugins()) {
|
|
plugin.initializePlugin();
|
|
}
|
|
}
|
|
|
|
void Window::deinitGLFW() {
|
|
glfwDestroyWindow(this->m_window);
|
|
glfwTerminate();
|
|
}
|
|
|
|
void Window::deinitImGui() {
|
|
ImGui_ImplOpenGL3_Shutdown();
|
|
ImGui_ImplGlfw_Shutdown();
|
|
ImGui::DestroyContext();
|
|
}
|
|
|
|
void Window::deinitPlugins() {
|
|
PluginHandler::unload();
|
|
}
|
|
|
|
} |