screen-recorder/main-window.cpp

#include "main-window.hpp"
#include "obs-manager.hpp"

#include <iostream>
#include <string>
#include <gdk/gdkx.h>

using namespace std;

MainWindow::MainWindow(Glib::RefPtr<Gtk::Application> app, OBSManager *obs)
: mBoxMain(Gtk::Orientation::ORIENTATION_VERTICAL, 6),
  mBoxSpacer(Gtk::Orientation::ORIENTATION_VERTICAL, 0),
  mButtonPreview("View Preview"),
  mButtonStart("Start Recording"),
  mButtonSettings("Settings"),
  mButtonExit("Exit"),
  mLabelVersion("Version: "),
  mSettingsWindow(obs),
  mPreviewWindow(obs)
{
    set_title("New Recording");
    set_default_size(1048, 720);
    set_border_width(10);
    
    mApp = app;
    mOBS = obs;
    mOBS->sigStartPreview.connect(sigc::mem_fun(*this, &MainWindow::onPreviewStarted));
    mOBS->sigStartRecording.connect(sigc::mem_fun(*this, &MainWindow::onRecordingStarted));
    mOBS->sigStopRecording.connect(sigc::mem_fun(*this, &MainWindow::onRecordingStopped));
    
    mButtonPreview.signal_clicked().connect(
        sigc::mem_fun(*this, &MainWindow::onPreviewClicked));
    mButtonStart.signal_clicked().connect(
        sigc::mem_fun(*this, &MainWindow::onStartClicked));
    mButtonSettings.signal_clicked().connect(
        sigc::mem_fun(*this, &MainWindow::onSettingsClicked));
    mButtonExit.signal_clicked().connect(
        sigc::mem_fun(*this, &MainWindow::onExitClicked));
    
    mButtonStart.set_sensitive(false);
    
    mBoxMain.pack_start(mButtonPreview, Gtk::PACK_SHRINK);
    mBoxMain.pack_start(mButtonStart, Gtk::PACK_SHRINK);
    mBoxMain.pack_start(mBoxSpacer, Gtk::PACK_EXPAND_WIDGET);
    mBoxMain.pack_start(mButtonSettings, Gtk::PACK_SHRINK);
    mBoxMain.pack_start(mButtonExit, Gtk::PACK_SHRINK);
    mBoxMain.pack_start(mLabelVersion, Gtk::PACK_SHRINK);
    
    add(mBoxMain);
    mBoxMain.show_all();
    
    string version;
    version.append("OBS Version: ");
    version.append(obs->GetVersion());
    mLabelVersion.set_text(version);
}

MainWindow::~MainWindow()
{
    mOBS->Cleanup();
}

void MainWindow::on_show()
{
    Gtk::Widget::on_show();
    
    Gdk::Rectangle rect;
    auto screen = get_screen();
    auto monitor = screen->get_monitor_at_window(screen->get_active_window());
    screen->get_monitor_geometry(monitor, rect);
    
    mOBS->Initialize(rect);
    onSettingsClicked();
}

void MainWindow::onPreviewClicked()
{
    mPreviewWindow.show();
}

void MainWindow::onStartClicked()
{
    if (mOBS->IsRecording())
        mOBS->StopRecording();
    else
        mOBS->StartRecording();
}

void MainWindow::onSettingsClicked()
{
    mSettingsWindow.set_transient_for(*this);
    mSettingsWindow.show();
}

void MainWindow::onExitClicked()
{
    mOBS->sigCleanup.connect(sigc::mem_fun(*this, &MainWindow::onCleanupDone));
    mOBS->Cleanup();
}

void MainWindow::onCleanupDone()
{
    mApp->quit();
}

void MainWindow::onPreviewStarted()
{
    mButtonStart.set_sensitive(true);
}

void MainWindow::onRecordingStarted()
{
    mButtonStart.set_label("Stop Recording");
}

void MainWindow::onRecordingStopped()
{
    mButtonStart.set_label("Start Recording");
}