src/Widgets.cc

changeset 629
b75c6cce02e2
child 632
63e6243b880c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/Widgets.cc	Tue Jan 21 02:03:27 2014 +0200
@@ -0,0 +1,195 @@
+/*
+ *  LDForge: LDraw parts authoring CAD
+ *  Copyright (C) 2013, 2014 Santeri Piippo
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+// I still find the radio group useful... find a way to use this in Designer.
+// I probably need to look into how to make Designer plugins.
+// TODO: try make this usable in Designer
+
+#include <QBoxLayout>
+#include <QRadioButton>
+#include <QButtonGroup>
+#include <QCheckBox>
+#include <map>
+
+#include "Widgets.h"
+#include "moc_Widgets.cpp"
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+RadioGroup::RadioGroup (const QString& title, QWidget* parent) : QGroupBox (title, parent)
+{
+	init (Qt::Vertical);
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+QBoxLayout::Direction makeDirection (Qt::Orientation orient, bool invert = false)
+{
+	return (orient == (invert ? Qt::Vertical : Qt::Horizontal)) ? QBoxLayout::LeftToRight : QBoxLayout::TopToBottom;
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+bool RadioGroup::isChecked (int n) const
+{
+	return m_buttonGroup->checkedId() == n;
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+void RadioGroup::init (Qt::Orientation orient)
+{
+	m_vert = orient == Qt::Vertical;
+
+	m_buttonGroup = new QButtonGroup;
+	m_oldId = m_curId = 0;
+	m_coreLayout = null;
+
+	m_coreLayout = new QBoxLayout ( (orient == Qt::Vertical) ? QBoxLayout::LeftToRight : QBoxLayout::TopToBottom);
+	setLayout (m_coreLayout);
+
+	// Init the first row with a break
+	rowBreak();
+
+	connect (m_buttonGroup, SIGNAL (buttonPressed (int)), this, SLOT (slot_buttonPressed (int)));
+	connect (m_buttonGroup, SIGNAL (buttonReleased (int)), this, SLOT (slot_buttonReleased (int)));
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+RadioGroup::RadioGroup (const QString& title, initlist<char const*> entries, int const defaultId, const Qt::Orientation orient, QWidget* parent) :
+		QGroupBox (title, parent),
+		m_defId (defaultId)
+{
+	init (orient);
+	m_oldId = m_defId;
+
+	for (const char* entry : entries)
+		addButton (entry);
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+void RadioGroup::rowBreak()
+{
+	QBoxLayout* newLayout = new QBoxLayout (m_vert ? QBoxLayout::TopToBottom : QBoxLayout::LeftToRight);
+	m_currentLayout = newLayout;
+	m_layouts << newLayout;
+
+	m_coreLayout->addLayout (newLayout);
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+void RadioGroup::addButton (const char* entry)
+{
+	QRadioButton* button = new QRadioButton (entry);
+	addButton (button);
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+void RadioGroup::addButton (QRadioButton* button)
+{
+	bool const selectThis = (m_curId == m_defId);
+
+	m_objects << button;
+	m_buttonGroup->addButton (button, m_curId++);
+	m_currentLayout->addWidget (button);
+
+	if (selectThis)
+		button->setChecked (true);
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+RadioGroup& RadioGroup::operator<< (QRadioButton* button)
+{
+	addButton (button);
+	return *this;
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+RadioGroup& RadioGroup::operator<< (const char* entry)
+{
+	addButton (entry);
+	return *this;
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+void RadioGroup::setCurrentRow (int row)
+{
+	m_currentLayout = m_layouts[row];
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+int RadioGroup::value() const
+{
+	return m_buttonGroup->checkedId();
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+void RadioGroup::setValue (int val)
+{
+	m_buttonGroup->button (val)->setChecked (true);
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+QRadioButton* RadioGroup::operator[] (int n) const
+{
+	return m_objects[n];
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+void RadioGroup::slot_buttonPressed (int btn)
+{
+	emit buttonPressed (btn);
+
+	m_oldId = m_buttonGroup->checkedId();
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+void RadioGroup::slot_buttonReleased (int btn)
+{
+	emit buttonReleased (btn);
+	int newid = m_buttonGroup->checkedId();
+
+	if (m_oldId != newid)
+		emit valueChanged (newid);
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+RadioGroup::Iterator RadioGroup::begin()
+{
+	return m_objects.begin();
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+RadioGroup::Iterator RadioGroup::end()
+{
+	return m_objects.end();
+}

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