Initial commit

Lts/Common/LtsNotification/CMakeLists.txt

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+#
+# $Id$
+# $HeadURL$
+# $Author$
+# Created by Mike Wille, SLSE, 2016-01-13
+#
+
+
+SET(LtsNoti_SRCS
+  lts_notification.h
+  lts_notification.cpp
+  lts_notification_ctl.h
+  lts_notification_ctl.cpp
+
+  lts_notification_export.h
+)
+
+NGL_ADD_LIBRARY(WS LtsNotification SHARED ${LtsNoti_SRCS})
+
+NGL_TARGET_INCLUDE_DIRECTORIES(LtsNotification
+  PUBLIC
+    ${CMAKE_CURRENT_SOURCE_DIR}/../
+)
+
+NGL_TARGET_LINK_LIBRARIES(LtsNotification
+  Qt5::Widgets
+)
+
+NGL_INSTALL_TARGET(LtsNotification)

Lts/Common/LtsNotification/lts_notification.cpp

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+// TODO: hdr
+
+#include "lts_notification.h"
+#include "lts_notification_ctl.h"
+
+#include <QIcon>
+
+
+namespace LtsNotification
+{
+
+LtsNotification::LtsNotification(LtsNotificationController *ctl)
+  : QObject()
+  , m_controller(ctl)
+{
+  connect(ctl, &LtsNotificationController::destroyed,
+          this, &LtsNotification::slotCtlDestroyed);
+}
+
+
+LtsNotification::~LtsNotification()
+{
+  delete m_controller;
+}
+
+
+void LtsNotification::setIcon(const QIcon& icon)
+{
+  m_controller->setIcon(icon);
+}
+
+
+void LtsNotification::setAction(const std::function<void(void)> &action)
+{
+  m_controller->setAction(action);
+}
+
+
+void LtsNotification::setToolTip(const QString &toolTip)
+{
+  m_controller->setToolTip(toolTip);
+}
+
+
+const QString &LtsNotification::tooltip() const
+{
+  return m_controller->tooltip();
+}
+
+
+void LtsNotification::setCount(const int count)
+{
+  m_controller->setCount(count);
+}
+
+void LtsNotification::setEnabled(bool enable)
+{
+  m_controller->setEnabled(enable);
+}
+
+void LtsNotification::setBackground(const int r, const int g, const int b)
+{
+  m_controller->setBackground(r, g, b);
+}
+
+
+//void LtsNotification::setToolTip()
+//{
+
+//}
+
+
+//void LtsNotification::setVisible()
+//{
+
+//}
+
+
+//void LtsNotification::setMenu()
+//{
+
+//}
+
+
+void LtsNotification::slotCtlDestroyed(QObject *obj)
+{
+  (void)obj;
+
+  m_controller = nullptr;
+}
+
+} // namespace LtsWidgets

Lts/Common/LtsNotification/lts_notification.h

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+// TODO: hdr
+
+#pragma once
+
+#include "lts_notification_export.h"
+
+#include <QList>
+#include <QObject>
+#include <memory>
+#include <functional>
+
+
+namespace LtsSession
+{
+class LtsSession;
+}
+
+
+namespace LtsNotification
+{
+class LtsNotificationController;
+
+/**
+ * @brief The LtsNotification class provides a Notification Icon which is automatically added, when created, to (and deleted from) the BaseLayout.
+ * >>> !! Do not use by yourself! Call 'createNotification' from LtsSession to create a new LtsNotification !! <<<
+ */
+class LTSNOTIFICATION_EXPORT LtsNotification : public QObject
+{
+  Q_OBJECT
+
+public:
+  // Attn: LtsNotification takes ownership of ctl!
+  explicit LtsNotification(LtsNotificationController *ctl);
+  ~LtsNotification();
+
+  void setIcon(const QIcon &icon);
+  void setAction(const std::function<void(void)> &action);
+  void setToolTip(const QString &toolTip);
+  void setCount(const int count);
+  void setEnabled(bool enable);
+  void setBackground(const int r, const int g, const int b);
+
+  const QString &tooltip() const;
+
+  // TODO: add these
+//  void setVisible();
+//  void setMenu();
+
+private:
+  LtsNotificationController *m_controller; // TODO: connect to destroyed to set this to nullptr ! but needed?
+  //QList<LtsNotificationIconWidget *> m_notiList; // all notis on all blws of one session
+  //LtsSession::LtsSession *m_session; // the selected session    FIXME: ShdPtr ?! but there can't be a LNI without a Session, so I think this is okay
+
+private slots:
+  void slotCtlDestroyed(QObject *obj);
+
+};
+
+} // namespace LtsWidgets

Lts/Common/LtsNotification/lts_notification_ctl.cpp

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+// TODO: hdr
+
+#include "lts_notification_ctl.h"
+
+#include <QToolButton>
+#include <QImage>
+#include <QPainter>
+#include <QIcon>
+#include <QColor>
+#include <QDebug>
+
+
+namespace LtsNotification
+{
+
+LtsNotificationController::LtsNotificationController(const QString &identifier)
+  : QObject()
+  , m_count(0)
+  , m_identifier(QStringLiteral("LtsNotification%1").arg(identifier))
+{}
+
+
+LtsNotificationController::~LtsNotificationController()
+{
+  qDeleteAll(m_notiList);
+}
+
+
+void LtsNotificationController::setIcon(const QIcon& icon)
+{
+  m_icon = icon;
+
+  setAllIcons();
+}
+
+
+void LtsNotificationController::setCount(const int count)
+{
+  m_count = count;
+
+  setAllIcons();
+}
+/*!
+ * \brief LtsNotificationController::setBackground
+ * \param r red
+ * \param g green
+ * \param b yellow
+ * \author Niklas Schmidt
+ * \details If all params(r,g,b) are -1, than reset Stylesheet = non stylesheet
+ */
+//TODO: Extra function resetBackground instead of -1 params
+void LtsNotificationController::setBackground(const int r, const int g, const int b)
+{
+
+  for (QToolButton *tb : qAsConst(m_notiList))
+  {
+
+    QString stylesheet;
+
+    if(r == -1 && g == -1 && b == -1)
+      stylesheet = QStringLiteral("");
+    else
+     stylesheet = QStringLiteral("QToolButton {background-color: rgb(") +
+        QString::number(r) + QStringLiteral(",") +
+        QString::number(g) + QStringLiteral(",") +
+        QString::number(b) + QStringLiteral(");}");
+
+    tb->setStyleSheet(stylesheet);
+  }
+}
+
+void LtsNotificationController::setEnabled(bool enable)
+{
+  m_enable = enable;
+
+  setAllIcons();
+}
+
+
+void LtsNotificationController::setAction(const std::function<void(void)> &action)
+{
+  m_action = action;
+}
+
+
+void LtsNotificationController::setToolTip(const QString &toolTip)
+{
+  m_toolTip = toolTip;
+
+  for (QToolButton *tb : qAsConst(m_notiList))
+  {
+    tb->setToolTip(toolTip);
+    tb->setIconSize(QSize(30,30));
+  }
+}
+
+
+void LtsNotificationController::setAllIcons()
+{
+  if (m_icon.isNull())
+    return;
+
+  // prepare new Icon (add count), then set to all ToolButtons
+  QIcon icon = modifyIcon(m_icon);
+
+  for (QToolButton *tb : qAsConst(m_notiList))
+  {
+    tb->setIcon(icon);
+    tb->setIconSize(QSize(30,30));
+    tb->setEnabled(m_enable);
+  }
+}
+
+
+#define SIZE 40
+
+QIcon LtsNotificationController::modifyIcon(const QIcon &icon) // TODO: automatic advanced scope ??!
+{
+  /* FIXME: it is impossible to check if QIcon is valid, so calling modifyIcon will start
+   * a painter on an invalid QPixmap (hence the QIcon) which produces error messages in
+   * the log file & stdout.
+   */
+
+  if (m_count < 1) // do not draw '0' on it..
+    return icon;
+
+  QPixmap iconImage(icon.pixmap(SIZE * 8 / 10, SIZE * 8 / 10));
+  QPainter painter(&iconImage);
+
+  painter.save();
+  painter.setRenderHints(QPainter::TextAntialiasing | QPainter::Antialiasing | QPainter::HighQualityAntialiasing | QPainter::SmoothPixmapTransform);
+
+  QFont f;
+  f.setFamily(QStringLiteral("Monospace"));
+  f.setPointSize(16);
+  f.setBold(true);
+  painter.setFont(f);
+
+  QColor color(Qt::red);
+  painter.setBrush(color);
+  painter.setPen(QPen(color, 3.1));
+  painter.drawText(QRect(0, 0, 30, 30), QString::number(m_count)); // TODO: working version of this: , QTextOption(Qt::AlignRight | Qt::AlignBottom));
+  painter.restore();
+
+  return iconImage;
+}
+
+
+QToolButton *LtsNotificationController::createWidget()
+{
+  QToolButton *b = new QToolButton();
+  b->setToolButtonStyle(Qt::ToolButtonIconOnly);
+  b->setObjectName(m_identifier);
+  //qWarning() << "object name" << b->objectName() << "==" << m_identifier;
+
+  // FIXME: variable sizes !!  LtsDragIcon ?
+  b->setMinimumSize(SIZE, SIZE);
+  b->setMaximumSize(SIZE, SIZE);
+
+  connect(b, &QToolButton::destroyed,
+          this, &LtsNotificationController::slotNotiWidgetDestroyed);
+  connect(b, &QToolButton::clicked,
+          this, [this](){ if (m_action) m_action(); }); // TODO: FIXME: BAD, BAD HACK?!
+
+  if (!m_icon.isNull())
+    b->setIcon(modifyIcon(m_icon));
+
+  b->setToolTip(m_toolTip);
+
+  m_notiList.append(b);
+  return b;
+}
+
+
+void LtsNotificationController::slotNotiWidgetDestroyed(QObject *obj)
+{
+  m_notiList.removeAll(static_cast<QToolButton*>(obj)); // no qobject_cast for destroyed objects
+}
+
+} // namespace LtsNotification

Lts/Common/LtsNotification/lts_notification_ctl.h

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+// TODO: hdr
+
+#pragma once
+
+#include "lts_notification_export.h"
+
+#include <QList>
+#include <QObject>
+#include <QIcon>
+#include <memory>
+#include <functional>
+
+
+class QToolButton;
+
+namespace LtsSession
+{
+class LtsSession;
+}
+
+
+namespace LtsNotification
+{
+class LtsNotificationWidget;
+
+/**
+ * @brief The LtsNotificationController class is the Controller for exactly one LtsNotification and creates / keeps track
+ * on all Notification Icons of all BaseLayouts in one Session.
+ * >>> !! Do not use by yourself! Call 'createNotification' from LtsSession to create a new LtsNotification !! <<<
+ */
+class LTSNOTIFICATION_EXPORT LtsNotificationController : public QObject
+{
+  Q_OBJECT
+
+public:
+  explicit LtsNotificationController(const QString &identifier);
+  ~LtsNotificationController();
+
+  QToolButton *createWidget();
+
+  void setIcon(const QIcon& icon);
+  void setAction(const std::function<void(void)> &action);
+  void setToolTip(const QString &toolTip);
+  void setCount(const int count);
+  void setBackground(const int r, const int g, const int b);
+  const QString &identifier() const { return m_identifier; }
+  const QString &tooltip() const { return m_toolTip; }
+
+  void setEnabled(bool enable);
+
+private:
+  QList<QToolButton *> m_notiList; // all notis on all blws of one session
+  //LtsSession::LtsSession *m_session; // the selected session    FIXME: ShdPtr ?! but there can't be a LNI without a Session, so I think this is okay
+
+  QIcon m_icon;
+  std::function<void(void)> m_action;
+  QString m_toolTip;
+  int m_count;
+  bool m_enable{true};
+  QString m_identifier;
+
+  void setAllIcons();
+  QIcon modifyIcon(const QIcon &icon);
+
+private slots:
+  void slotNotiWidgetDestroyed(QObject *obj);
+
+};
+
+} // namespace LtsWidgets

Lts/Common/LtsNotification/lts_notification_export.h

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+/**
+  * Export definitions
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  * Created by Mike Wille, SLSE, 2017-01-13
+  */
+
+#pragma once
+
+#include <QtCore/qglobal.h>
+
+#ifndef LTSNOTIFICATION_EXPORT
+# ifdef BUILD_STATIC_LIBRARIES
+#  define LTSNOTIFICATION_EXPORT
+# else
+#  if defined(MAKE_LTSNOTIFICATION_LIB)
+#   define LTSNOTIFICATION_EXPORT Q_DECL_EXPORT
+#  else
+#   define LTSNOTIFICATION_EXPORT Q_DECL_IMPORT
+#  endif
+# endif
+#endif
+