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#include <iostream>
#include <regex>
#include <QtWidgets/QApplication>
#include <QtGui/QWindow>
#include <QtWidgets/QMainWindow>
#include <QtWebEngineWidgets/QWebEngineView>
#include <QtWidgets/QWidget>
#include <QtWidgets/QLayout>
#include <QtWidgets/QLabel>
#include <QtWidgets/QMenu>
#include <QtGui/QKeyEvent>
#include <QtX11Extras/QX11Info>
#include <X11/Xlib.h>
bool is_valid_url(const std::string & url);
void open_url(const std::string & url);
void search();
void page_scroll(int scroll);
class Main;
void get_window_id();
uint32_t parent_id = 0;
bool is_valid_url(const std::string & url) {
std::regex r(".*://.*\\..*");
std::smatch m;
return std::regex_match(url, m, r);
}
QWebEngineView * web;
Main * view;
Display * dpy;
class Main : public QMainWindow {
protected:
void keyPressEvent(QKeyEvent * event) {
if (event->text() == "o")
search();
else if (event->text() == "j")
page_scroll(20);
else if (event->text() == "k")
page_scroll(-20);
else if (event->text() == "H")
web->back();
else if (event->text() == "L")
web->forward();
else if (event->text() == "r")
web->reload();
}
};
std::string read_from_dmenu() {
std::string output;
std::string cmd = "printf '' | dmenu -p 'open: ' -w ";
cmd += std::to_string(view->winId());
FILE * f = popen(cmd.c_str(), "r");
char string[8092] = {0};
fgets(string, 8092, f);
fclose(f);
if (string[0] != 0) {
output = string;
output.pop_back();
}
return output;
}
void open_url(const std::string & url) {
web->load(QString::fromStdString(url));
}
void search() {
auto url = read_from_dmenu();
if (url.empty())
return;
if (is_valid_url(url)) {
open_url(url);
return;
}
if (is_valid_url("https://" + url)) {
open_url("https://" + url);
return;
}
open_url("https://duckduckgo.com/?q=" + url);
}
void page_scroll(int scroll) {
std::string js = "window.scrollBy(0, " + std::to_string(scroll) + ");";
web->page()->runJavaScript(QString::fromStdString(js));
}
void help(char *arg0) {
std::cout << arg0 << '\n';
std::cout << "-e [xid] - embed in other X window\n";
}
int
main(int argc, char **argv) {
QApplication app(argc, argv);
view = new Main();
web = new QWebEngineView();
std::cout << getenv("WWW_HOME") << '\n';
web->load(QUrl(getenv("WWW_HOME")));
if (argc == 3) {
if (argv[1] == std::string("-e")) {
dpy = XOpenDisplay(NULL);
parent_id = std::stoi(argv[2]);
XReparentWindow(dpy, view->winId(), parent_id, 0, 0);
XFlush(dpy);
} else {
help(argv[0]);
}
} else if (argc != 1) {
help(argv[0]);
}
view->show();
view->setCentralWidget(web);
web->connect(web, &QWebEngineView::titleChanged, [&](const QString & title) {
view->setWindowTitle(title);
});
if (parent_id != 0) {
web->setContextMenuPolicy(Qt::CustomContextMenu);
web->connect(web,
&QWebEngineView::customContextMenuRequested, [&](){
auto menu = web->page()->createStandardContextMenu();
menu->popup(QCursor::pos());
return menu;
});
}
return app.exec();
}
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