+/*
+ Presence VNC
+ Copyright (C) 2010 Christian Pulvermacher
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along
+ with this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+#include "connectdialog.h"
+#include "fullscreenexitbutton.h"
+#include "keymenu.h"
#include "mainwindow.h"
+#include "preferences.h"
#include "vncview.h"
+#ifdef Q_WS_MAEMO_5
#include <QtMaemo5>
#include <QX11Info>
#include <X11/Xlib.h>
#include <X11/Xatom.h>
+#endif
-#include <iostream>
MainWindow::MainWindow(QString url, int quality):
QMainWindow(0),
vnc_view(0),
- scroll_area(new QScrollArea(0))
+ scroll_area(new ScrollArea(0)),
+ key_menu(new KeyMenu(this))
{
setWindowTitle("Presence VNC");
-// swipe_start = QPoint(0,0);
+#ifdef Q_WS_MAEMO_5
setAttribute(Qt::WA_Maemo5StackedWindow);
+#endif
+
+ migrateConfiguration();
//set up toolbar
toolbar = new QToolBar(0);
- toolbar->addAction("Mod"); //TODO
- toolbar->addAction("Tab", this, SLOT(sendTab()));
- toolbar->addAction("Esc", this, SLOT(sendEsc()));
- toolbar->addAction("PgUp", this, SLOT(sendPgUp()));
- toolbar->addAction("PgDn", this, SLOT(sendPgDn()));
+ toolbar->addAction(QChar(0x2026), this, SLOT(showKeyMenu())); //"..." button
+ toolbar->addAction(tr("Tab"), this, SLOT(sendTab()));
+ toolbar->addAction(tr("Esc"), this, SLOT(sendEsc()));
+ toolbar->addAction(tr("PgUp"), this, SLOT(sendPgUp()));
+ toolbar->addAction(tr("PgDn"), this, SLOT(sendPgDn()));
+#ifdef Q_WS_MAEMO_5
+ toolbar->addAction(QIcon("/usr/share/icons/hicolor/48x48/hildon/chat_enter.png"), "", this, SLOT(sendReturn()));
+ toolbar->addAction(QIcon("/usr/share/icons/hicolor/48x48/hildon/control_keyboard.png"), "", this, SLOT(showInputPanel()));
+#endif
+
+ /*
+ //move remaining buttons to the right
+ QWidget *spacer = new QWidget();
+ spacer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+ toolbar->addWidget(spacer);
+ */
+
+ QSettings settings;
+ zoom_slider = new QSlider(Qt::Horizontal, 0);
+ zoom_slider->setRange(0, 100);
+ connect(zoom_slider, SIGNAL(valueChanged(int)),
+ this, SLOT(setZoomLevel(int)));
+ connect(zoom_slider, SIGNAL(sliderReleased()),
+ this, SLOT(forceRepaint()));
+ zoom_slider->setValue(settings.value("zoomlevel", 95).toInt());
+ toolbar->addWidget(zoom_slider);
+
toolbar->addAction(QIcon("/usr/share/icons/hicolor/48x48/hildon/general_fullsize.png"), "", this, SLOT(toggleFullscreen()));
addToolBar(toolbar);
+ toolbar->setVisible(settings.value("show_toolbar", true).toBool());
//set up menu
- QMenuBar *menu = new QMenuBar(this);
- QAction *connect_action = new QAction("Connect", this);
- disconnect_action = new QAction("Disconnect", this);
- menu->addAction(connect_action);
- menu->addAction(disconnect_action);
- scaling = new QAction("Rescale Remote Screen", this);
- scaling->setCheckable(true);
- scaling->setChecked(true);
- menu->addAction(scaling);
- QAction *show_toolbar = new QAction("Show Toolbar", this);
+ QAction *connect_action = new QAction(tr("Connect"), this);
+ disconnect_action = new QAction(tr("Disconnect"), this);
+ show_toolbar = new QAction(tr("Show Toolbar"), this);
show_toolbar->setCheckable(true);
- show_toolbar->setChecked(true);
- menu->addAction(show_toolbar);
- QAction *about_action = new QAction("About", this);
- menu->addAction(about_action);
+ show_toolbar->setChecked(settings.value("show_toolbar", true).toBool());
+ QAction *pref_action = new QAction(tr("Preferences"), this);
+ QAction *about_action = new QAction(tr("About"), this);
- //menu->setAttribute(Qt::WA_Maemo5StackedWindow);
- //menu->hide();
+#ifdef Q_WS_MAEMO_5
+ menuBar()->addAction(connect_action);
+ menuBar()->addAction(disconnect_action);
+ menuBar()->addAction(show_toolbar);
+ menuBar()->addAction(pref_action);
+ menuBar()->addAction(about_action);
+#else
+ QMenu* session_menu = menuBar()->addMenu(tr("&Session"));
+ session_menu->addAction(connect_action);
+ session_menu->addAction(disconnect_action);
+ session_menu->addSeparator();
+ session_menu->addAction(pref_action);
+ session_menu->addSeparator();
+ session_menu->addAction(tr("&Quit"), this, SLOT(close()));
+
+ QMenu* view_menu = menuBar()->addMenu(tr("&View"));
+ view_menu->addAction(show_toolbar);
+
+ QMenu* help_menu = menuBar()->addMenu(tr("&Help"));
+ help_menu->addAction(about_action);
+#endif
connect(about_action, SIGNAL(triggered()),
this, SLOT(about()));
+ connect(pref_action, SIGNAL(triggered()),
+ this, SLOT(showPreferences()));
connect(connect_action, SIGNAL(triggered()),
- this, SLOT(connectDialog()));
+ this, SLOT(showConnectDialog()));
connect(disconnect_action, SIGNAL(triggered()),
this, SLOT(disconnectFromHost()));
connect(show_toolbar, SIGNAL(toggled(bool)),
this, SLOT(forceResizeDelayed()));
setCentralWidget(scroll_area);
+ new FullScreenExitButton(this);
grabZoomKeys(true);
- setAttribute(Qt::WA_Maemo5AutoOrientation, true);
- //setAttribute(Qt::WA_Maemo5PortraitOrientation, true);
-
- connect(QApplication::desktop(), SIGNAL(resized(int)),
- this, SLOT(forceResize()));
+ reloadSettings();
if(url.isNull()) {
disconnect_action->setEnabled(false);
toolbar->setEnabled(false);
- connectDialog();
+ showConnectDialog();
} else {
- vnc_view = new VncView(0, url, RemoteView::Quality(quality));
- connect(scaling, SIGNAL(toggled(bool)),
- vnc_view, SLOT(enableScaling(bool)));
- connect(scaling, SIGNAL(toggled(bool)),
- scroll_area, SLOT(setWidgetResizable(bool)));
+ vnc_view = new VncView(this, url, RemoteView::Quality(quality));
connect(vnc_view, SIGNAL(statusChanged(RemoteView::RemoteStatus)),
this, SLOT(statusChanged(RemoteView::RemoteStatus)));
scroll_area->setWidget(vnc_view);
void MainWindow::grabZoomKeys(bool grab)
{
+#ifdef Q_WS_MAEMO_5
unsigned long val = (grab)?1:0;
Atom atom = XInternAtom(QX11Info::display(), "_HILDON_ZOOM_KEY_ATOM", False);
if(!atom) {
}
XChangeProperty(QX11Info::display(), winId(), atom, XA_INTEGER,
32, PropModeReplace, reinterpret_cast<unsigned char *>(&val), 1);
+#endif
}
void MainWindow::closeEvent(QCloseEvent*) {
- hide();
grabZoomKeys(false);
+
+ QSettings settings;
+ settings.setValue("show_toolbar", show_toolbar->isChecked());
+ settings.setValue("zoomlevel", zoom_slider->value());
+ settings.sync();
+
+ hide();
+
disconnectFromHost();
}
void MainWindow::about() {
QMessageBox::about(this, tr("About Presence VNC"),
- tr("<center><h1>Presence VNC 0.1 alpha</h1>\
-A touch screen friendly VNC client\
-<small><p>©2010 Christian Pulvermacher <pulvermacher@gmx.de></p>\
-<p>Based on KRDC, © 2007-2008 Urs Wolfer</small></center>\
-<p>This program is free software; License: <a href=\"http://www.gnu.org/licenses/gpl-2.0.html\">GNU GPL 2</a> or later.</p>"));
-}
-
-/* swipe not used, and doesn't work without scaling anyway :/
-virtual bool event(QEvent *event) {
- if(event->type() == QEvent::MouseMove) {
- QMouseEvent *ev = dynamic_cast<QMouseEvent* >(event);
- if(!swipe_start.isNull()) {
- QPoint diff = swipe_start - ev->pos();
- const int swipe_dist = 60;
- if(diff.x() > swipe_dist and diff.y() < swipe_dist and diff.y() > -swipe_dist) { //
- menu->show();
- swipe_start = QPoint(0,0);
- }
- } else if((width() - ev->x()) < 10) {
- swipe_start = ev->pos();
- }
- std::cout << "mousex: " << width() - ev->x() << "\n";
- //TODO: make scrolling over border result in wheel events? i get weird (out of range) mouse events when that happens
- return true;
- } else if(event->type() == QEvent::MouseButtonRelease) {
- swipe_start = QPoint(0,0);
- return true;
- } else {
-// std::cout << "event " << event->type() << "\n";
- return QScrollArea::event(event);
- }
+ tr("<center><h1>Presence VNC 0.6</h1>\
+<p>A touchscreen friendly VNC client</p>\
+<p><a href=\"https://garage.maemo.org/projects/presencevnc/\">https://garage.maemo.org/projects/presencevnc</a></p></center>\
+<small><p>©2010 Christian Pulvermacher <pulvermacher@gmx.de><br />\
+Based on KRDC, © 2007-2008 Urs Wolfer<br />\
+and LibVNCServer, © 2001-2003 Johannes E. Schindelin</p>\
+<p>This program is free software; License: <a href=\"http://www.gnu.org/licenses/gpl-2.0.html\">GNU GPL 2</a> or later.</p></small>"));
}
-*/
-void MainWindow::connectDialog()
+void MainWindow::showConnectDialog()
{
- QSettings settings;
- QString url = QInputDialog::getText(this, "Connect to Host", "VNC Server:", QLineEdit::Normal, settings.value("last_hostname", "").toString());
- if(url.isEmpty()) { //dialog dismissed or nothing entered
- return;
- }
- settings.setValue("last_hostname", url);
- url = "vnc://" + url;
+ ConnectDialog *connect_dialog = new ConnectDialog(this);
+ connect(connect_dialog, SIGNAL(connectToHost(QString, int, int)),
+ this, SLOT(connectToHost(QString, int, int)));
+ connect_dialog->exec();
+}
+void MainWindow::connectToHost(QString url, int quality, int listen_port)
+{
disconnectFromHost();
- vnc_view = new VncView(0, url, RemoteView::Quality(2)); //TODO: get quality in dialog
- scroll_area->setWidget(vnc_view);
+ vnc_view = new VncView(this, url, RemoteView::Quality(quality), listen_port);
- connect(scaling, SIGNAL(toggled(bool)),
- vnc_view, SLOT(enableScaling(bool)));
- connect(scaling, SIGNAL(toggled(bool)),
- scroll_area, SLOT(setWidgetResizable(bool)));
connect(vnc_view, SIGNAL(statusChanged(RemoteView::RemoteStatus)),
this, SLOT(statusChanged(RemoteView::RemoteStatus)));
+ scroll_area->setWidget(vnc_view);
vnc_view->start();
+
disconnect_action->setEnabled(true);
toolbar->setEnabled(true);
+
+ //reset key menu
+ delete key_menu;
+ key_menu = new KeyMenu(this);
}
void MainWindow::disconnectFromHost()
if(!vnc_view)
return;
- vnc_view->startQuitting();
scroll_area->setWidget(0);
- vnc_view->disconnect(); //remove all connections
delete vnc_view;
vnc_view = 0;
disconnect_action->setEnabled(false);
switch(status) {
case RemoteView::Connecting:
+#ifdef Q_WS_MAEMO_5
setAttribute(Qt::WA_Maemo5ShowProgressIndicator, true);
+#endif
break;
case RemoteView::Connected:
+#ifdef Q_WS_MAEMO_5
setAttribute(Qt::WA_Maemo5ShowProgressIndicator, false);
+#endif
+ vnc_view->setZoomLevel(zoom_slider->value());
+ vnc_view->forceFullRepaint();
break;
case RemoteView::Disconnecting:
if(old_status != RemoteView::Disconnected) { //Disconnecting also occurs while connecting, so check last state
- QMaemo5InformationBox::information(this, "Connection lost");
+#ifdef Q_WS_MAEMO_5
+ QMaemo5InformationBox::information(this, tr("Connection lost"));
+#endif
+
+ //clean up
+ scroll_area->setWidget(0);
+ vnc_view = 0;
+ disconnect_action->setEnabled(false);
+ toolbar->setEnabled(false);
+
+ //exit fullscreen mode
+ if(windowState() & Qt::WindowFullScreen)
+ setWindowState(windowState() ^ Qt::WindowFullScreen);
}
break;
case RemoteView::Disconnected:
+#ifdef Q_WS_MAEMO_5
+ setAttribute(Qt::WA_Maemo5ShowProgressIndicator, false);
+#endif
if(old_status == RemoteView::Disconnecting) {
scroll_area->setWidget(0); //remove widget
}
break;
+ default: //avoid compiler warnings
+ break;
}
old_status = status;
}
-//when rescaling is enabled, this resizes the widget to use available screen space
+void MainWindow::forceRepaint()
+{
+ if(vnc_view)
+ vnc_view->forceFullRepaint();
+}
+
+//updates available screen space for current zoom level
//necessary when rotating, showing fullscreen, etc.
void MainWindow::forceResize()
{
- if(vnc_view and scaling->isChecked()) {
+ if(vnc_view) {
vnc_view->resize(scroll_area->size());
}
}
void MainWindow::toggleFullscreen()
{
+ bool in_fullscreen = windowState() & Qt::WindowFullScreen;
+
+ //hide menu/toolbar in fullscreen (new state is !in_fullscreen)
+ toolbar->setVisible(show_toolbar->isChecked() and in_fullscreen);
+
+#ifndef Q_WS_MAEMO_5
+ //menu bar is invisible by default on maemo
+ menuBar()->setVisible(in_fullscreen);
+#endif
+
setWindowState(windowState() ^ Qt::WindowFullScreen);
forceResizeDelayed();
}
+
+void MainWindow::showKeyMenu()
+{
+ key_menu->exec();
+ vnc_view->sendKeySequence(key_menu->getKeySequence());
+}
+
+void MainWindow::showPreferences()
+{
+ Preferences *p = new Preferences(this);
+ p->exec();
+ delete p;
+
+ reloadSettings();
+}
+
+void MainWindow::reloadSettings()
+{
+ QSettings settings;
+#ifdef Q_WS_MAEMO_5
+ int rotation = settings.value("screen_rotation", 0).toInt();
+ setAttribute(Qt::WA_Maemo5AutoOrientation, rotation == 0);
+ setAttribute(Qt::WA_Maemo5LandscapeOrientation, rotation == 1);
+ setAttribute(Qt::WA_Maemo5PortraitOrientation, rotation == 2);
+#endif
+
+ if(vnc_view)
+ vnc_view->reloadSettings();
+}
+
+void MainWindow::resizeEvent(QResizeEvent *event)
+{
+ QMainWindow::resizeEvent(event);
+
+ forceResize();
+ if(vnc_view)
+ vnc_view->setZoomLevel(zoom_slider->value());
+
+#ifdef Q_WS_MAEMO_5
+ //hide zoom slider in portrait mode
+ zoom_slider->setVisible(height() < width());
+#endif
+}
+
+void MainWindow::showInputPanel()
+{
+#ifdef Q_WS_MAEMO_5
+ //TODO: when hardware keyboard is open, this will only cause the IM to mess up 'real' key events
+ vnc_view->setAttribute(Qt::WA_InputMethodEnabled, true);
+ vnc_view->setInputMethodHints(Qt::ImhNoAutoUppercase); //without this, IM starts with caps lock
+
+ QEvent event(QEvent::RequestSoftwareInputPanel);
+ QApplication::sendEvent(vnc_view, &event);
+#endif
+}
+
+void MainWindow::setZoomLevel(int level)
+{
+ if(!vnc_view)
+ return;
+
+ int old_width = vnc_view->width();
+ QPoint center = vnc_view->visibleRegion().boundingRect().center();
+
+ vnc_view->setZoomLevel(level);
+
+ int new_width = vnc_view->width();
+
+ //scroll to center, if zoom level actually changed
+ if(new_width != old_width) {
+ center = center * (double(new_width)/old_width);
+ scroll_area->ensureVisible(center.x(), center.y(),
+ scroll_area->width()/2, scroll_area->height()/2);
+ vnc_view->update();
+ }
+}