Merge pull request #75 from debauchee/master

pull in recent patches from master

CMakeLists.txt

@@ -193,7 +193,7 @@ if (UNIX)
             message (FATAL_ERROR "Missing header: " ${XKBlib})
         endif()
 
-        if (NOT HAVE_DNSSD)
+        if (BARRIER_BUILD_GUI AND NOT HAVE_DNSSD)
             message (FATAL_ERROR "Missing header: dns_sd.h")
         endif()
 

debian/changelog

@@ -0,0 +1,5 @@
+barrier (2.1-1) unstable; urgency=low
+
+  * Initial release (Closes: #123456)
+
+ -- Debauchee Open Source Group <debauchee.oss@gmail.com>  Sat, 01 Apr 2018 00:00:00 +0000

src/gui/CMakeLists.txt

@@ -22,7 +22,7 @@ add_executable (barrier WIN32
 
 include_directories (./src)
 
-qt5_use_modules (barrier Core Widgets Network)
+target_link_libraries (barrier Qt5::Core Qt5::Widgets Qt5::Network)
 target_compile_definitions (barrier PRIVATE -DBARRIER_VERSION_STAGE="${BARRIER_VERSION_STAGE}")
 target_compile_definitions (barrier PRIVATE -DBARRIER_REVISION="${BARRIER_REVISION}")
 

src/gui/src/ActionDialog.cpp

@@ -25,6 +25,7 @@
 
 #include <QtCore>
 #include <QtGui>
+#include <QButtonGroup>
 
 ActionDialog::ActionDialog(QWidget* parent, ServerConfig& config, Hotkey& hotkey, Action& action) :
     QDialog(parent, Qt::WindowTitleHint | Qt::WindowSystemMenuHint),

src/gui/src/NewScreenWidget.cpp

@@ -1,4 +1,4 @@
-/*
+/*
  * barrier -- mouse and keyboard sharing utility
  * Copyright (C) 2012-2016 Symless Ltd.
  * Copyright (C) 2008 Volker Lanz (vl@fidra.de)

src/gui/src/ScreenSettingsDialog.cpp

@@ -23,6 +23,19 @@
 #include <QtGui>
 #include <QMessageBox>
 
+static const QRegExp ValidScreenName("[a-z0-9\\._-]{,255}", Qt::CaseInsensitive);
+
+static QString check_name_param(QString name)
+{
+    // after internationalization happens the default name "Unnamed" might
+    // be translated with spaces (or other chars). let's replace the spaces
+    // with dashes and just give up if that doesn't pass the regexp
+    name.replace(' ', '-');
+    if (ValidScreenName.exactMatch(name))
+        return name;
+    return "";
+}
+
 ScreenSettingsDialog::ScreenSettingsDialog(QWidget* parent, Screen* pScreen) :
     QDialog(parent, Qt::WindowTitleHint | Qt::WindowSystemMenuHint),
     Ui::ScreenSettingsDialogBase(),
@@ -30,13 +43,11 @@ ScreenSettingsDialog::ScreenSettingsDialog(QWidget* parent, Screen* pScreen) :
 {
     setupUi(this);
 
-    QRegExp validScreenName("[a-z0-9\\._-]{,255}", Qt::CaseInsensitive);
-
-    m_pLineEditName->setText(m_pScreen->name());
-    m_pLineEditName->setValidator(new QRegExpValidator(validScreenName, m_pLineEditName));
+    m_pLineEditName->setText(check_name_param(m_pScreen->name()));
+    m_pLineEditName->setValidator(new QRegExpValidator(ValidScreenName, m_pLineEditName));
     m_pLineEditName->selectAll();
 
-    m_pLineEditAlias->setValidator(new QRegExpValidator(validScreenName, m_pLineEditName));
+    m_pLineEditAlias->setValidator(new QRegExpValidator(ValidScreenName, m_pLineEditName));
 
     for (int i = 0; i < m_pScreen->aliases().count(); i++)
         new QListWidgetItem(m_pScreen->aliases()[i], m_pListAliases);

src/gui/src/ScreenSetupView.cpp

@@ -22,6 +22,7 @@
 
 #include <QtCore>
 #include <QtGui>
+#include <QHeaderView>
 
 ScreenSetupView::ScreenSetupView(QWidget* parent) :
     QTableView(parent)

src/lib/platform/OSXScreen.h

@@ -144,10 +144,10 @@ private:
     ButtonID            mapMacButtonToBarrier(UInt16) const;
 
     // map mac scroll wheel value to a barrier scroll wheel value
-    SInt32                mapScrollWheelToBarrier(SInt32) const;
+    SInt32                mapScrollWheelToBarrier(float) const;
 
     // map barrier scroll wheel value to a mac scroll wheel value
-    SInt32                mapScrollWheelFromBarrier(SInt32) const;
+    SInt32                mapScrollWheelFromBarrier(float) const;
 
     // get the current scroll wheel speed
     double                getScrollSpeed() const;

src/lib/platform/OSXScreen.mm

@@ -1421,7 +1421,7 @@ OSXScreen::mapMacButtonToBarrier(UInt16 macButton) const
 }
 
 SInt32
-OSXScreen::mapScrollWheelToBarrier(SInt32 x) const
+OSXScreen::mapScrollWheelToBarrier(float x) const
 {
 	// return accelerated scrolling but not exponentially scaled as it is
 	// on the mac.
@@ -1430,7 +1430,7 @@ OSXScreen::mapScrollWheelToBarrier(SInt32 x) const
 }
 
 SInt32
-OSXScreen::mapScrollWheelFromBarrier(SInt32 x) const
+OSXScreen::mapScrollWheelFromBarrier(float x) const
 {
 	// use server's acceleration with a little boost since other platforms
 	// take one wheel step as a larger step than the mac does.
@@ -1948,9 +1948,9 @@ OSXScreen::handleCGInputEvent(CGEventTapProxy proxy,
 			break;
 		case kCGEventScrollWheel:
 			screen->onMouseWheel(screen->mapScrollWheelToBarrier(
-								 CGEventGetIntegerValueField(event, kCGScrollWheelEventDeltaAxis2)),
+								 CGEventGetIntegerValueField(event, kCGScrollWheelEventFixedPtDeltaAxis2) / 65536.0f),
 								 screen->mapScrollWheelToBarrier(
-								 CGEventGetIntegerValueField(event, kCGScrollWheelEventDeltaAxis1)));
+								 CGEventGetIntegerValueField(event, kCGScrollWheelEventFixedPtDeltaAxis1) / 65536.0f));
 			break;
 		case kCGEventKeyDown:
 		case kCGEventKeyUp:

src/lib/platform/XWindowsScreen.cpp

@@ -99,6 +99,7 @@ XWindowsScreen::XWindowsScreen(
 		IEventQueue* events) :
 	m_isPrimary(isPrimary),
 	m_mouseScrollDelta(mouseScrollDelta),
+    m_accumulatedScroll(0),
 	m_display(NULL),
 	m_root(None),
 	m_window(None),
@@ -865,9 +866,11 @@ XWindowsScreen::fakeMouseWheel(SInt32, SInt32 yDelta) const
 		return;
 	}
 
-	// choose button depending on rotation direction
-	const unsigned int xButton = mapButtonToX(static_cast<ButtonID>(
-												(yDelta >= 0) ? -1 : -2));
+    int numEvents = accumulateMouseScroll(yDelta);
+
+    // choose button depending on rotation direction
+    const unsigned int xButton = mapButtonToX(static_cast<ButtonID>(
+												(numEvents >= 0) ? -1 : -2));
 	if (xButton == 0) {
 		// If we get here, then the XServer does not support the scroll
 		// wheel buttons, so send PageUp/PageDown keystrokes instead.
@@ -886,20 +889,14 @@ XWindowsScreen::fakeMouseWheel(SInt32, SInt32 yDelta) const
 		return;
 	}
 
-	// now use absolute value of delta
-	if (yDelta < 0) {
-		yDelta = -yDelta;
-	}
-
-	if (yDelta < m_mouseScrollDelta) {
-		LOG((CLOG_WARN "Wheel scroll delta (%d) smaller than threshold (%d)", yDelta, m_mouseScrollDelta));
-	}
+    numEvents = std::abs(numEvents);
 
 	// send as many clicks as necessary
-	for (; yDelta >= m_mouseScrollDelta; yDelta -= m_mouseScrollDelta) {
+    for (; numEvents > 0; numEvents--) {
 		XTestFakeButtonEvent(m_display, xButton, True, CurrentTime);
 		XTestFakeButtonEvent(m_display, xButton, False, CurrentTime);
 	}
+
 	XFlush(m_display);
 }
 
@@ -1643,6 +1640,15 @@ XWindowsScreen::onMouseMove(const XMotionEvent& xmotion)
 	}
 }
 
+int
+XWindowsScreen::accumulateMouseScroll(SInt32 yDelta) const
+{
+    m_accumulatedScroll += yDelta;
+    int numEvents = m_accumulatedScroll / m_mouseScrollDelta;
+    m_accumulatedScroll -= numEvents * m_mouseScrollDelta;
+    return numEvents;
+}
+
 Cursor
 XWindowsScreen::createBlankCursor() const
 {

src/lib/platform/XWindowsScreen.h

@@ -136,6 +136,10 @@ private:
     void                onMouseRelease(const XButtonEvent&);
     void                onMouseMove(const XMotionEvent&);
 
+    // Returns the number of scroll events needed after the current delta has
+    // been taken into account
+    int                 accumulateMouseScroll(SInt32 yDelta) const;
+
     bool                detectXI2();
 #ifdef HAVE_XI2
     void                selectXIRawMotion();
@@ -172,8 +176,15 @@ private:
 
     // true if screen is being used as a primary screen, false otherwise
     bool                m_isPrimary;
+
+    // The size of a smallest supported scroll event, in points
     int                 m_mouseScrollDelta;
 
+    // Accumulates scrolls of less than m_mouseScrollDelta across multiple
+    // scroll events. We dispatch a scroll event whenever the accumulated scroll
+    // becomes larger than m_mouseScrollDelta
+    mutable int         m_accumulatedScroll;
+
     Display*            m_display;
     Window                m_root;
     Window                m_window;