Initial commit

Lts/Plugins/VirtualKeyboard/CMakeLists.txt

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+#
+# $Id$
+# $HeadURL$
+# $Author$
+#
+# Created by Dassow Philipp, NLST, 2018-02-26
+#
+
+ADD_SUBDIRECTORY(Gui)
+
+#
+# Gui Plugin Interface
+#
+ADD_INTERFACE_LIBRARY(VbkGuiPluginInterface
+  ${CMAKE_CURRENT_SOURCE_DIR}/vkb_gui_plugin_interface.h
+  ${CMAKE_CURRENT_SOURCE_DIR}/..
+  GuiPluginInterface
+)

Lts/Plugins/VirtualKeyboard/Gui/CMakeLists.txt

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+#
+# $Id$
+# $HeadURL$
+# $Author$
+#
+
+ADD_SUBDIRECTORY(VirtualKeyboard)
+

Lts/Plugins/VirtualKeyboard/Gui/VirtualKeyboard/CMakeLists.txt

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+#
+# $Id$
+# $HeadURL$
+# $Author$
+# Created by Patric Karwat, SLSE, 2018-01-17
+#
+
+SET(vbk_SRCS
+  vkb_gui_plugin.cpp
+  vkb_gui_plugin.h
+)
+
+
+NGL_ADD_LIBRARY(WS VkbPlugin MODULE ${vbk_SRCS})
+NGL_TARGET_LINK_LIBRARIES(VkbPlugin
+  NGLLogger
+  LtsSession
+  LtsSessionData
+  LtsWidgets
+  LtsVirtualKeyboard
+  VbkGuiPluginInterface
+  Qt5::Widgets
+)
+
+NGL_INSTALL_TARGET(VkbPlugin)

Lts/Plugins/VirtualKeyboard/Gui/VirtualKeyboard/vkb_gui_plugin.cpp

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+/**
+  * @RDE_HEADER@
+  * Gui Plugin for Virtual Keyboard
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  * Created by Patric Karwat, SLSE, 2018-06-07
+  */
+
+#include "vkb_gui_plugin.h"
+
+#include <NGLLogger/NGLLoggerBootstrap.h>
+#include <LtsSession/lts_session.h>
+#include <LtsSession/lts_session_data.h>
+#include <LtsVirtualKeyboard/LtsVirtualKeyboard.h>
+#include <LtsVirtualKeyboard/LtsKeyPushButton.h>
+
+#include <QApplication>
+#include <QDesktopWidget>
+#include <QDoubleSpinBox>
+#include <QLineEdit>
+#include <QPlainTextEdit>
+#include <QScrollArea>
+#include <QSpinBox>
+#include <QTextEdit>
+#include <QComboBox>
+#ifdef Q_OS_WIN
+#include <windows.h>
+#endif
+
+namespace VirtualKeyboard
+{
+
+bool isHardwareKeyboardAvailable()
+{
+#ifdef Q_OS_WIN
+  UINT numDevices = 0;
+  int count = 0;
+  int maxCount = 0;
+  if (strcmp(PROJECTBUILD, "demotablet") == 0)  //somehow the other tablet has an internal keyboard so we need to skipt the first one =_= 
+    maxCount = 1;
+  if (GetRawInputDeviceList(nullptr, &numDevices, sizeof(RAWINPUTDEVICELIST)) != 0)
+    return false;
+  std::vector<RAWINPUTDEVICELIST> devices(numDevices);
+  if (GetRawInputDeviceList(&devices[0], &numDevices, sizeof(RAWINPUTDEVICELIST)) == (UINT)-1)
+    return false;
+  RID_DEVICE_INFO rdi;
+  UINT len = sizeof(rdi);
+  for (const RAWINPUTDEVICELIST &device : devices)
+  {
+    if (device.dwType != RIM_TYPEKEYBOARD)
+      continue;
+    GetRawInputDeviceInfo(device.hDevice, RIDI_DEVICEINFO, &rdi, &len);
+    if (rdi.dwType != RIM_TYPEKEYBOARD)
+      continue;
+    if (rdi.keyboard.dwType == 81) // no documentation about this, try'n'error... :(
+    {
+      count++;
+    }
+   }
+  if (count > maxCount)
+    return true;
+
+#endif
+  return false;
+}
+std::shared_ptr<GuiPluginBase::Interface> GuiPlugin::createGuiInterface(LtsSession::LtsSession *session)
+{
+  return std::make_shared<InterfaceImpl>(session);
+}
+
+
+InterfaceImpl::InterfaceImpl(LtsSession::LtsSession *session)
+  : GuiPluginBase::Interface(session, NGL::NGLLoggerBootstrap::getNGLRootLogger().getNGLLogger("Plugins.Gui.Vkb"))
+{}
+
+
+InterfaceImpl::~InterfaceImpl()
+{
+  if (m_keyboard)
+    m_keyboard->cleanupLtsVirtualKeyboard();
+}
+
+
+bool InterfaceImpl::fetchInterfaces()
+{
+  return true;
+}
+
+void InterfaceImpl::clearInterfaces()
+{}
+
+QString InterfaceImpl::menuGroup() const
+{
+  return QStringLiteral("VirtualKeyboard");
+}
+
+
+void InterfaceImpl::init()
+{
+  onShowKey(nullptr);
+
+  m_hasInit = false; // HACK: saves 5 lines of code, do not use this elsewhere! - MW
+}
+
+
+QVector<LtsWidgets::PluginData> InterfaceImpl::getActions()
+{
+  QVector<LtsWidgets::PluginData> ret;
+  LtsWidgets::PluginData plData;
+  // Action 'Keyboard'
+  plData.menuText   = menuGroup();
+  plData.identifier = QStringLiteral("vkm2");
+  plData.layoutArea = LtsWidgets::LayoutArea::eMainTab;
+  plData.menuIcon = QIcon(QLatin1String("icon:presets.svg"));
+  plData.menuGroup = QStringLiteral("vkm");
+  plData.operatorRight    = 0;
+  plData.closable = false;
+  plData.createInstant = LtsWidgets::CreateInstantType::CreateInstantAndDiscardAction;
+  plData.createWidgetFunc = [this](QWidget * parent)
+  {
+    return onShowKey(parent);
+  };
+  ret.append(plData);
+
+  return ret;
+}
+
+LtsWidgets::LtsDialog *InterfaceImpl::onShowKey(QWidget *)
+{
+  //  if (appId() == static_cast<int>(LtsSession::LtsSession::App::OC) ||
+  //      appId() == static_cast<int>(LtsSession::LtsSession::App::Login))
+
+  if (LtsSessionData::LtsSessionData::getInstance()->isTablet())
+    connect(qApp, &QApplication::focusChanged, this, &InterfaceImpl::onFocusChanged);
+
+  return nullptr;
+}
+
+bool InterfaceImpl::eventFilter(QObject *watched, QEvent *event)
+{
+  if (watched != m_activeEventFilter)
+  {
+    if (watched)
+      watched->removeEventFilter(this);
+    return false;
+  }
+  if (event->type() == QEvent::MouseButtonPress)
+    onFocusChanged(nullptr, m_activeEventFilter);
+  return false;
+}
+
+template <class T>
+bool isEditable(const QWidget *w)
+{
+  auto myWidget = qobject_cast<const T *>(w);
+  return myWidget && !myWidget->isReadOnly();
+}
+
+void InterfaceImpl::onFocusChanged(QWidget *old, QWidget *now)
+{
+  Q_UNUSED(old)
+  if (!now)
+    return;
+
+  if (qobject_cast<LtsVirtualKeyboard::LtsVirtualKeyboard *>(now)
+      || (now->objectName() == QLatin1String("internalLE"))
+      || qobject_cast<QScrollArea *>(now))
+    return;
+
+  if (isHardwareKeyboardAvailable())
+  {
+    if (m_keyboard)
+      m_keyboard->hide(true);
+    return;
+  }
+
+  if (m_activeEventFilter)
+  {
+    m_activeEventFilter->removeEventFilter(this);
+    m_activeEventFilter = nullptr;
+  }
+
+  auto cbx = qobject_cast<const QComboBox *>(now);
+  if (cbx && cbx->isEditable() && cbx->lineEdit())
+  {
+    m_activeEventFilter = cbx->lineEdit();
+    m_activeEventFilter->installEventFilter(this);
+    return;
+  }
+
+  if (isEditable<QLineEdit>(now) ||
+      isEditable<QTextEdit>(now) ||
+      isEditable<QPlainTextEdit>(now) ||
+      isEditable<QSpinBox>(now) ||
+      isEditable<QDoubleSpinBox>(now))
+  {
+    bool isSb = (now->inherits("QSpinBox") || now->inherits("QDoubleSpinBox"));
+    //isSb = false;
+    if (!m_keyboard || m_oldParent != now->parentWidget() || m_keyboard->isNumericPad() != isSb)
+    {
+      m_oldParent = now->parentWidget();
+      m_keyboard = LtsVirtualKeyboard::LtsVirtualKeyboard::getInstance(m_session, m_oldParent /* must not be 0ptr ! */, isSb);
+    }
+
+    if (!m_keyboard)
+      return;
+
+    if (!m_keyboard->isVisible())
+      m_keyboard->show(now, true);
+
+    m_keyboard->focusThis(now, isSb);
+
+    //m_keyboard-> move((qApp->desktop()->availableGeometry().width()-m_keyboard->width())/2, qApp->desktop()->availableGeometry().height()-m_keyboard->height()-10);
+  }
+  else
+  {
+    if (m_keyboard && m_keyboard->isVisible())
+      m_keyboard->hide(true);
+  }
+}
+
+} // namespace VirtualKeyboard

Lts/Plugins/VirtualKeyboard/Gui/VirtualKeyboard/vkb_gui_plugin.h

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+/**
+  * @RDE_HEADER@
+  * Gui Plugin for Virtual Keyboard
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  * Created by Patric Karwat, SLSE, 2018-06-07
+*/
+
+#pragma once
+#include <PluginInterfaces/gui_plugin_interface.h>
+
+#include <Plugins/VirtualKeyboard/vkb_gui_plugin_interface.h>
+#include <NGLLogger/INGLLogger.h>
+#include <QPointer>
+
+namespace LtsVirtualKeyboard
+{
+class LtsVirtualKeyboard;
+}
+
+
+namespace VirtualKeyboard
+{
+
+class GuiPlugin final : public QObject, public GuiPluginBase::Plugin
+{
+  Q_PLUGIN_METADATA(IID "gui:3:vkb")
+  Q_INTERFACES(GuiPluginBase::Plugin)
+
+  Q_OBJECT
+public:
+  GuiPlugin() = default;
+  ~GuiPlugin() = default;
+
+  QString pluginName() override { return QStringLiteral("VirtualKeyboard"); }
+  std::shared_ptr<GuiPluginBase::Interface> createGuiInterface(LtsSession::LtsSession *session) override;
+  bool availableInPartition(IDL::PartitionType partition) const override
+  {
+    return partition == IDL::PartitionType::Exercise ||
+           partition == IDL::PartitionType::Global ||
+           partition == IDL::PartitionType::Replay;
+  }
+};
+
+class InterfaceImpl final : public QObject, public ForeignGuiInterface, public GuiPluginBase::Interface
+{
+  Q_OBJECT
+public:
+  explicit InterfaceImpl(LtsSession::LtsSession *session);
+  ~InterfaceImpl();
+
+  bool fetchInterfaces() override;
+  void clearInterfaces() override;
+  QString menuGroup() const override;
+  void init() override;
+
+  QVector<LtsWidgets::PluginData> getActions() override;
+  bool availableInPartition(IDL::PartitionType partition) const override
+  {
+    return partition == IDL::PartitionType::Exercise ||
+           partition == IDL::PartitionType::Global ||
+           partition == IDL::PartitionType::Replay;
+  }
+
+private:
+  LtsWidgets::LtsDialog *onShowKey(QWidget *parent);
+  bool eventFilter(QObject *watched, QEvent *event) override;
+
+private slots:
+  void onFocusChanged(QWidget *old, QWidget *now);
+
+private:
+  LtsVirtualKeyboard::LtsVirtualKeyboard *m_keyboard = nullptr;
+  QPointer<QWidget> m_activeEventFilter;
+  QWidget *m_oldParent = nullptr;
+};
+
+} // namespace VirtualKeyboard

Lts/Plugins/VirtualKeyboard/vkb_gui_plugin_interface.h

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+/**
+  * @RDE_HEADER@
+  * HMI Plugin for VirtualKeyboard(Interface for access from other Plugins)
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  * Created by Patric Karwat, SLSE, 2018-06-07
+  */
+
+#pragma once
+
+namespace VirtualKeyboard
+{
+class ForeignGuiInterface
+{
+public:
+  ForeignGuiInterface() = default;
+  virtual ~ForeignGuiInterface() = default;
+};
+
+} //namespace VirtualKeyboard