diff options
| -rw-r--r-- | plugingui/Makefile.am.plugingui | 1 | ||||
| -rw-r--r-- | plugingui/stackedwidget.cc | 94 | ||||
| -rw-r--r-- | plugingui/stackedwidget.h | 69 |
3 files changed, 164 insertions, 0 deletions
diff --git a/plugingui/Makefile.am.plugingui b/plugingui/Makefile.am.plugingui index 1f921cf..eb3b96d 100644 --- a/plugingui/Makefile.am.plugingui +++ b/plugingui/Makefile.am.plugingui @@ -18,6 +18,7 @@ PLUGIN_GUI_SOURCES = \ $(top_srcdir)/plugingui/checkbox.cc \ $(top_srcdir)/plugingui/slider.cc \ $(top_srcdir)/plugingui/scrollbar.cc \ + $(top_srcdir)/plugingui/stackedwidget.cc \ $(top_srcdir)/plugingui/textedit.cc \ $(top_srcdir)/plugingui/texture.cc \ $(top_srcdir)/plugingui/texturedbox.cc \ diff --git a/plugingui/stackedwidget.cc b/plugingui/stackedwidget.cc new file mode 100644 index 0000000..77f0f58 --- /dev/null +++ b/plugingui/stackedwidget.cc @@ -0,0 +1,94 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * stackedwidget.cc + * + * Mon Nov 21 19:36:49 CET 2016 + * Copyright 2016 Bent Bisballe Nyeng + * deva@aasimon.org + ****************************************************************************/ + +/* + * This file is part of DrumGizmo. + * + * DrumGizmo is free software; you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * DrumGizmo 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 Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with DrumGizmo; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#include "stackedwidget.h" + +namespace GUI +{ + +StackedWidget::StackedWidget(Widget *parent) + : Widget(parent) +{ +} + +StackedWidget::~StackedWidget() +{ +} + +void StackedWidget::addWidget(Widget *widget) +{ + widgets.push_back(widget); + + if(currentWidget == nullptr) + { + setCurrentWidget(widget); + } + else + { + widget->setVisible(false); + } +} + +void StackedWidget::removeWidget(Widget *widget) +{ + if(widget == currentWidget) + { + setCurrentWidget(nullptr); + } + + widgets.remove(widget); +} + +Widget *StackedWidget::getCurrentWidget() const +{ + return currentWidget; +} + +void StackedWidget::setCurrentWidget(Widget *widget) +{ + if(widget == currentWidget) + { + return; + } + + if(currentWidget) + { + currentWidget->setVisible(false); + } + + currentWidget = widget; + + if(currentWidget) + { + currentWidget->move(0, 0); + currentWidget->resize(width(), height()); + currentWidget->setVisible(true); + } + + currentChanged(currentWidget); +} + +} // GUI:: diff --git a/plugingui/stackedwidget.h b/plugingui/stackedwidget.h new file mode 100644 index 0000000..903aa17 --- /dev/null +++ b/plugingui/stackedwidget.h @@ -0,0 +1,69 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * stackedwidget.h + * + * Mon Nov 21 19:36:49 CET 2016 + * Copyright 2016 Bent Bisballe Nyeng + * deva@aasimon.org + ****************************************************************************/ + +/* + * This file is part of DrumGizmo. + * + * DrumGizmo is free software; you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * DrumGizmo 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 Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with DrumGizmo; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#pragma once + +#include <list> + +#include "widget.h" +#include "notifier.h" + +namespace GUI +{ + +//! A StackedWidget is a widget containing a list of widgets but only showing +//! one of them at a time. +//! It is be used to implement a TabWidget but can also be used for other +//! purposes. +class StackedWidget + : public Widget +{ +public: + StackedWidget(Widget *parent); + ~StackedWidget(); + + //! Add a widget to the stack. + void addWidget(Widget *widget); + + //! Remove a widget from the stack. + void removeWidget(Widget *widget); + + //! Get currently visible widget. + Widget *getCurrentWidget() const; + + //! Show widget. Hide all the others. + //! If widget is not in the stack nothing happens. + void setCurrentWidget(Widget *widget); + + //! Reports whn a new widget is shown. + Notifier<Widget*> currentChanged; + +private: + Widget* currentWidget{nullptr}; + std::list<Widget*> widgets; +}; + +} // GUI:: |