90 lines
2.5 KiB
C++
90 lines
2.5 KiB
C++
#pragma once
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#include <hex.hpp>
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#include "imgui.h"
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#include "helpers/event.hpp"
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#include <functional>
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#include <string>
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#include <vector>
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namespace hex {
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class View {
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public:
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View(std::string viewName) : m_viewName(viewName) { }
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virtual ~View() { }
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virtual void createView() = 0;
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virtual void createMenu() { }
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virtual bool handleShortcut(int key, int mods) { return false; }
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static std::vector<std::function<void()>>& getDeferedCalls() {
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return View::s_deferedCalls;
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}
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static void postEvent(Events eventType, const void *userData = nullptr) {
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View::s_eventManager.post(eventType, userData);
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}
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static void drawCommonInterfaces() {
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if (ImGui::BeginPopupModal("Error", nullptr, ImGuiWindowFlags_NoResize)) {
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ImGui::NewLine();
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if (ImGui::BeginChild("##scrolling", ImVec2(300, 100))) {
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ImGui::SetCursorPosX((300 - ImGui::CalcTextSize(View::s_errorMessage.c_str(), nullptr, false).x) / 2.0F);
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ImGui::TextWrapped("%s", View::s_errorMessage.c_str());
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ImGui::EndChild();
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}
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ImGui::NewLine();
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ImGui::SetCursorPosX(75);
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if (ImGui::Button("Okay", ImVec2(150, 20)))
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ImGui::CloseCurrentPopup();
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ImGui::EndPopup();
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}
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}
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static void showErrorPopup(std::string_view errorMessage) {
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View::s_errorMessage = errorMessage;
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ImGui::OpenPopup("Error");
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}
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virtual bool hasViewMenuItemEntry() { return true; }
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bool& getWindowOpenState() {
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return this->m_windowOpen;
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}
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const std::string getName() const {
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return this->m_viewName;
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}
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protected:
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void subscribeEvent(Events eventType, std::function<void(const void*)> callback) {
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View::s_eventManager.subscribe(eventType, this, callback);
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}
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void unsubscribeEvent(Events eventType) {
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View::s_eventManager.unsubscribe(eventType, this);
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}
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void doLater(std::function<void()> &&function) {
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View::s_deferedCalls.push_back(function);
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}
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private:
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std::string m_viewName;
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bool m_windowOpen = false;
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static inline EventManager s_eventManager;
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static inline std::vector<std::function<void()>> s_deferedCalls;
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static inline std::string s_errorMessage;
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};
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} |