summaryrefslogtreecommitdiff
path: root/dggui/stackedwidget.cc
diff options
context:
space:
mode:
authorBent Bisballe Nyeng <deva@aasimon.org>2020-12-29 16:09:43 +0100
committerBent Bisballe Nyeng <deva@aasimon.org>2020-12-29 16:39:54 +0100
commit645250e1cd8ce9bc1faea599df7a1b05836bfeb8 (patch)
treec6311afab3900d2dd2aecbfbe1ac348d0e48c428 /dggui/stackedwidget.cc
parentdce64999d3325c5b55499d6ba657066efa48fbff (diff)
Split UI code into application/plugin UI and UI library.
Diffstat (limited to 'dggui/stackedwidget.cc')
-rw-r--r--dggui/stackedwidget.cc151
1 files changed, 151 insertions, 0 deletions
diff --git a/dggui/stackedwidget.cc b/dggui/stackedwidget.cc
new file mode 100644
index 0000000..05f8f3c
--- /dev/null
+++ b/dggui/stackedwidget.cc
@@ -0,0 +1,151 @@
+/* -*- 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)
+{
+ CONNECT(this, sizeChangeNotifier, this, &StackedWidget::sizeChanged);
+}
+
+StackedWidget::~StackedWidget()
+{
+}
+
+void StackedWidget::addWidget(Widget *widget)
+{
+ widgets.push_back(widget);
+ widget->reparent(this);
+
+ 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);
+}
+
+Widget* StackedWidget::getWidgetAfter(Widget* widget)
+{
+ bool found_it{false};
+
+ for(auto w : widgets)
+ {
+ if(found_it)
+ {
+ return w;
+ }
+
+ if(w == widget)
+ {
+ found_it = true;
+ }
+ }
+
+ if(found_it)
+ {
+ // widget was the last in the list.
+ return nullptr;
+ }
+
+ // The Widget pointed to by 'widget' was not in the list...
+ return nullptr;
+}
+
+Widget* StackedWidget::getWidgetBefore(Widget* widget)
+{
+ Widget* last{nullptr};
+
+ for(auto w : widgets)
+ {
+ if(w == widget)
+ {
+ return last;
+ }
+
+ last = w;
+ }
+
+ // The Widget pointed to by 'widget' was not in the list...
+ return nullptr;
+}
+
+void StackedWidget::sizeChanged(int width, int height)
+{
+ // Propagate size change to child:
+ if(currentWidget)
+ {
+ currentWidget->move(0, 0);
+ currentWidget->resize(width, height);
+ }
+}
+
+} // GUI::