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mirror of synced 2024-11-19 05:17:12 +01:00
ImHex/include/views/view.hpp

90 lines
2.5 KiB
C++

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