#include "keymenu.h"
#include "mainwindow.h"
#include "preferences.h"
+#include "scrollarea.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):
+MainWindow::MainWindow(QString url, int quality, bool view_only):
QMainWindow(0),
vnc_view(0),
- scroll_area(new ScrollArea(0))
+ scroll_area(new ScrollArea(0)),
+ input_toolbuttons(new QActionGroup(this)),
+ key_menu(new KeyMenu(this))
{
setWindowTitle("Presence VNC");
+#ifdef Q_WS_MAEMO_5
+ setContextMenuPolicy(Qt::NoContextMenu);
setAttribute(Qt::WA_Maemo5StackedWindow);
+#endif
migrateConfiguration();
- QSettings settings;
-
//set up toolbar
toolbar = new QToolBar(0);
- 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()));
- 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()));
-
- //move fullscreen button to the right
- QWidget *spacer = new QWidget();
- spacer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
- toolbar->addWidget(spacer);
+ input_toolbuttons->addAction(toolbar->addAction(QChar(0x2026), this, SLOT(showKeyMenu()))); //"..." button
+ input_toolbuttons->addAction(toolbar->addAction(tr("Tab"), this, SLOT(sendTab())));
+ input_toolbuttons->addAction(toolbar->addAction(tr("Esc"), this, SLOT(sendEsc())));
+ input_toolbuttons->addAction(toolbar->addAction(tr("PgUp"), this, SLOT(sendPgUp())));
+ input_toolbuttons->addAction(toolbar->addAction(tr("PgDn"), this, SLOT(sendPgDn())));
+#ifdef Q_WS_MAEMO_5
+ input_toolbuttons->addAction(toolbar->addAction(QIcon("/usr/share/icons/hicolor/48x48/hildon/chat_enter.png"), "", this, SLOT(sendReturn())));
+ input_toolbuttons->addAction(toolbar->addAction(QIcon("/usr/share/icons/hicolor/48x48/hildon/control_keyboard.png"), "", this, SLOT(showInputPanel())));
+#endif
+
+ 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(zoomSliderReleased()));
+ 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());
+ toolbar->setEnabled(false);
//set up menu
- QMenuBar *menu = new QMenuBar(this);
QAction *connect_action = new QAction(tr("Connect"), this);
disconnect_action = new QAction(tr("Disconnect"), this);
- menu->addAction(connect_action);
- menu->addAction(disconnect_action);
- scaling = new QAction(tr("Fit to Screen"), this);
- scaling->setCheckable(true);
- scaling->setChecked(settings.value("rescale", true).toBool());
- menu->addAction(scaling);
- show_toolbar = new QAction(tr("Show Toolbar"), this);
+ show_toolbar = new QAction(tr("Show toolbar"), this);
show_toolbar->setCheckable(true);
show_toolbar->setChecked(settings.value("show_toolbar", true).toBool());
- menu->addAction(show_toolbar);
QAction *pref_action = new QAction(tr("Preferences"), this);
- menu->addAction(pref_action);
QAction *about_action = new QAction(tr("About"), this);
- menu->addAction(about_action);
+
+#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(show_toolbar, SIGNAL(toggled(bool)),
toolbar, SLOT(setVisible(bool)));
connect(show_toolbar, SIGNAL(toggled(bool)),
- this, SLOT(forceResizeDelayed()));
+ this, SLOT(updateScreenSpaceDelayed()));
setCentralWidget(scroll_area);
- new FullScreenExitButton(this);
+
+ FullScreenExitButton* fullscreen_exit_button = new FullScreenExitButton(this);
+ connect(fullscreen_exit_button, SIGNAL(clicked()),
+ this, SLOT(toggleFullscreen()));
grabZoomKeys(true);
reloadSettings();
- connect(QApplication::desktop(), SIGNAL(resized(int)),
- this, SLOT(forceResize()));
-
- if(url.isNull()) {
+ if(url.isEmpty()) {
disconnect_action->setEnabled(false);
- toolbar->setEnabled(false);
showConnectDialog();
} else {
vnc_view = new VncView(this, url, RemoteView::Quality(quality));
- connect(scaling, SIGNAL(toggled(bool)),
- vnc_view, SLOT(enableScaling(bool)));
connect(vnc_view, SIGNAL(statusChanged(RemoteView::RemoteStatus)),
this, SLOT(statusChanged(RemoteView::RemoteStatus)));
scroll_area->setWidget(vnc_view);
+ vnc_view->setViewOnly(view_only);
vnc_view->start();
- vnc_view->enableScaling(scaling->isChecked());
}
}
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*) {
QSettings settings;
settings.setValue("show_toolbar", show_toolbar->isChecked());
- settings.setValue("rescale", scaling->isChecked());
+ settings.setValue("zoomlevel", zoom_slider->value());
settings.sync();
hide();
void MainWindow::about() {
QMessageBox::about(this, tr("About Presence VNC"),
- tr("<center><h1>Presence VNC 0.5</h1>\
+ tr("<center><h1>Presence VNC 0.8</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></p>\
-<p>Based on KRDC, © 2007-2008 Urs Wolfer</p>\
-<p>and LibVNCServer, © 2001-2003 Johannes E. Schindelin</p>\
+<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::showConnectDialog()
{
ConnectDialog *connect_dialog = new ConnectDialog(this);
- connect(connect_dialog, SIGNAL(connectToHost(QString)),
- this, SLOT(connectToHost(QString)));
+ connect(connect_dialog, SIGNAL(connectToHost(QString, int, int)),
+ this, SLOT(connectToHost(QString, int, int)));
connect_dialog->exec();
}
-void MainWindow::connectToHost(QString url)
+void MainWindow::connectToHost(QString url, int quality, int listen_port)
{
disconnectFromHost();
- vnc_view = new VncView(this, url, RemoteView::Quality(2));
+ vnc_view = new VncView(this, url, RemoteView::Quality(quality), listen_port);
- connect(scaling, SIGNAL(toggled(bool)),
- vnc_view, SLOT(enableScaling(bool)));
connect(vnc_view, SIGNAL(statusChanged(RemoteView::RemoteStatus)),
this, SLOT(statusChanged(RemoteView::RemoteStatus)));
scroll_area->setWidget(vnc_view);
vnc_view->start();
- vnc_view->enableScaling(scaling->isChecked());
+
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;
+ disconnect_action->setEnabled(false);
+ toolbar->setEnabled(false);
scroll_area->setWidget(0);
- vnc_view->disconnect(); //remove all signal-slot connections
delete vnc_view;
vnc_view = 0;
- disconnect_action->setEnabled(false);
- toolbar->setEnabled(false);
}
void MainWindow::statusChanged(RemoteView::RemoteStatus status)
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);
- if(!scaling->isChecked()) {
- //ugly hack to force a refresh (forceFullRepaint() doesn't repaint?? -> vnc_view hidden???)
- vnc_view->resize(scroll_area->size());
- vnc_view->enableScaling(false);
- }
+#endif
+ toolbar->setEnabled(true);
+
+ //disable key input buttons in view only mode
+ input_toolbuttons->setEnabled(!vnc_view->viewOnly());
+
+ vnc_view->setZoomLevel(zoom_slider->value());
+ vnc_view->useFastTransformations(false);
+ vnc_view->repaint();
break;
case RemoteView::Disconnecting:
- if(old_status != RemoteView::Disconnected) { //Disconnecting also occurs while connecting, so check last state
- QMaemo5InformationBox::information(this, tr("Connection lost"));
-
- //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);
- }
+ if(old_status == RemoteView::Disconnected) //Disconnecting also occurs while connecting, so check last state
+ break;
+
+ if(disconnect_action->isEnabled()) //don't show when manually disconnecting
+ scroll_area->showMessage(tr("Connection lost"));
+
+ //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
+//updates available screen space for current zoom level
//necessary when rotating, showing fullscreen, etc.
-void MainWindow::forceResize()
+void MainWindow::updateScreenSpace()
{
- if(vnc_view and scaling->isChecked()) {
- vnc_view->resize(scroll_area->size());
+ if(vnc_view) {
+ vnc_view->setZoomLevel();
}
}
-void MainWindow::forceResizeDelayed()
+void MainWindow::updateScreenSpaceDelayed()
{
- QTimer::singleShot(500, this, SLOT(forceResize()));
+ QTimer::singleShot(500, this, SLOT(updateScreenSpace()));
}
void MainWindow::toggleFullscreen()
{
- toolbar->setVisible(show_toolbar->isChecked() and (windowState() & Qt::WindowFullScreen)); //hide toolbar in fullscreen
+ 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();
+ updateScreenSpaceDelayed();
}
void MainWindow::showKeyMenu()
{
- static KeyMenu *key_menu = new KeyMenu(this);
key_menu->exec();
-
vnc_view->sendKeySequence(key_menu->getKeySequence());
}
void MainWindow::reloadSettings()
{
QSettings settings;
+ zoom_to_cursor = settings.value("zoom_to_cursor", true).toBool();
+
+#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);
+
+ updateScreenSpace();
+ 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;
+
+ const qreal old_factor = vnc_view->zoomFactor();
+ QPoint center = vnc_view->visibleRegion().boundingRect().center();
+
+ vnc_view->setZoomLevel(level);
+
+ const qreal new_factor = vnc_view->zoomFactor();
+
+ //scroll to center, if zoom level actually changed
+ if(old_factor != new_factor) {
+ if(zoom_to_cursor)
+ center = new_factor * vnc_view->cursorPosition();
+ else //zoom to center of visible region
+ center = center * (double(new_factor)/old_factor);
+
+ scroll_area->ensureVisible(center.x(), center.y(),
+ vnc_view->visibleRegion().boundingRect().width()/2,
+ vnc_view->visibleRegion().boundingRect().height()/2);
+
+ vnc_view->useFastTransformations(zoom_slider->isSliderDown());
+ vnc_view->update();
+
+ scroll_area->showMessage(tr("Zoom: %1\%").arg(qRound(100*new_factor)));
+ }
+}
+
+void MainWindow::zoomSliderReleased()
+{
+ static QTime time;
+ if(!time.isNull() and time.elapsed() < 500) //double clicked
+ zoom_slider->setValue(95); //100%
+
+ time.restart();
+
+ //stopped zooming, reenable high quality
+ vnc_view->useFastTransformations(false);
}
+
+void MainWindow::sendTab() { vnc_view->sendKey(Qt::Key_Tab); }
+void MainWindow::sendEsc() { vnc_view->sendKey(Qt::Key_Escape); }
+void MainWindow::sendPgUp() { vnc_view->sendKey(Qt::Key_PageUp); }
+void MainWindow::sendPgDn() { vnc_view->sendKey(Qt::Key_PageDown); }
+void MainWindow::sendReturn() { vnc_view->sendKey(Qt::Key_Return); }