147 lines
5.0 KiB
C++
147 lines
5.0 KiB
C++
/**
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* @author Christian Burger (christian@krikkel.de)
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*/
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#include "DemoApp.hpp"
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#include "Debug.hpp"
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#include <kNCurses/VerticalTilingWindowManager.hpp>
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#include <kNCurses/HorizontalTilingWindowManager.hpp>
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#include <kNCurses/Window.hpp>
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#include <kNCurses/PtyWindow.hpp>
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#include <unistd.h>
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#include <utmp.h>
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#include <cstdlib>
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namespace krikkel::NCurses
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{
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using std::scoped_lock;
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DemoApp::DemoApp() : NCursesApplication(false)
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{
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}
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int DemoApp::run()
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{
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setUpWindows();
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forkShell();
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mainLoop();
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return 0;
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}
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void DemoApp::setUpWindows()
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{
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windowManager
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= new VerticalTilingWindowManager(Root_Window, &ncursesMutex);
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topWindowManager
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= new HorizontalTilingWindowManager(new Window(), &ncursesMutex);
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bottomWindowManager
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= new HorizontalTilingWindowManager(new Window(), &ncursesMutex);
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windowManager->addWindow(topWindowManager);
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ptyWindow = new PtyWindow(&ncursesMutex, 0, 0, 0, 0);
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windowManager->addWindow(ptyWindow);
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windowManager->addWindow(bottomWindowManager);
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windowManager->updateLayout();
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windowManager->refresh();
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dummyWindowTopLeft = new Window();
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topWindowManager->addWindow(dummyWindowTopLeft, 1);
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dummyWindowTopLeft->addstr("t\no\np\n \nl\ne\nf\nt\n w\ni\nn\nd\no\nw");
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dummyWindowTopRight = new Window(topWindowManager);
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dummyWindowTopRight->addstr("top right window");
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topWindowManager->updateLayout();
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topWindowManager->refresh();
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dummyWindowBottomLeft = new Window(bottomWindowManager);
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dummyWindowBottomLeft->addstr("bottom left window");
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dummyWindowBottomRight = new Window(bottomWindowManager);
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dummyWindowBottomRight->addstr("bottom right window");
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bottomWindowManager->updateLayout();
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bottomWindowManager->refresh();
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}
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void DemoApp::forkShell()
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{
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if(fork() == 0)
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{
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const char *shellPath = getenv("SHELL");
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if(!shellPath)
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shellPath = "/bin/bash";
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login_tty(ptyWindow->getFdPtyClient());
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const int sizeArg = 2;
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const char *arg[sizeArg] = {shellPath, NULL};
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fprintf(stderr, "<CTRL>+C exits shell.\n\n");
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execv(shellPath, const_cast<char * const *>(arg));
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fprintf(stderr, "Well, well, well … could not start a shell. We "
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"tried `%s`. Maybe set `SHELL` environment variable"
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" to a working value?", shellPath);
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exit(1);
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}
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}
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void DemoApp::mainLoop()
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{
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while(true)
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{
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SingleUserInput input = windowManager->readSingleUserInput();
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if(input.isNormalKey())
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{
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ptyWindow->writeUnicodeCharToClient(input.getRawInput());
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{
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scoped_lock lock(ncursesMutex);
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dummyWindowTopRight->addch(input.getRawInput());
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dummyWindowTopRight->refresh();
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}
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}
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if(input.isFunctionKey())
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{
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switch(input.getRawInput())
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{
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case KEY_RESIZE:
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windowManager->updateLayout();
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break;
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case KEY_F(1):
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if(topWindowManager->isHidden())
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windowManager->showWindow(topWindowManager);
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else
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windowManager->hideWindow(topWindowManager);
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windowManager->updateLayout();
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windowManager->refresh();
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break;
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case KEY_F(2):
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if(ptyWindow->isHidden())
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windowManager->showWindow(ptyWindow);
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else
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windowManager->hideWindow(ptyWindow);
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windowManager->updateLayout();
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windowManager->refresh();
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break;
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case KEY_F(3):
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if(bottomWindowManager->isHidden())
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windowManager->showWindow(bottomWindowManager);
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else
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windowManager->hideWindow(bottomWindowManager);
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windowManager->updateLayout();
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windowManager->refresh();
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break;
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case KEY_F(4):
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windowManager->invertWindowsVisibility();
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windowManager->updateLayout();
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windowManager->refresh();
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case KEY_F(5):
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windowManager->refresh();
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break;
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default:
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ptyWindow->writeFunctionKeyToClient(input.mapKeyNcursesToVTerm());
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}
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}
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}
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}
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}
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