1 files changed, 127 insertions, 0 deletions
diff --git a/src/frontend/displaywindow/cmodulechooserbar.cpp b/src/frontend/displaywindow/cmodulechooserbar.cpp
new file mode 100644
index 0000000..fc891ad
--- /dev/null
+++ b/src/frontend/displaywindow/cmodulechooserbar.cpp
@@ -0,0 +1,127 @@
+/*********
+*
+* This file is part of BibleTime's source code, http://www.bibletime.info/.
+*
+* Copyright 1999-2008 by the BibleTime developers.
+* The BibleTime source code is licensed under the GNU General Public License version 2.0.
+*
+**********/
+
+#include "cmodulechooserbar.h"
+
+#include "cmodulechooserbutton.h"
+
+#include <QList>
+#include <QDebug>
+#include <QAction>
+#include <QToolBar>
+
+CModuleChooserBar::CModuleChooserBar(QList<CSwordModuleInfo*> useModules, CSwordModuleInfo::ModuleType type, QWidget *parent)
+	: QToolBar(parent),
+	m_moduleType(type),
+	m_idCounter(0),
+	m_buttonLimit(-1) //-1 means no limit
+{
+	//insert buttons if useModules != 0
+	QList<CSwordModuleInfo*>::iterator end_it = useModules.end();
+	for (QList<CSwordModuleInfo*>::iterator it(useModules.begin()); it != end_it; ++it) {
+		if ((m_buttonLimit != -1) && ( m_buttonLimit <= (int)m_buttonList.count()) ) { //we reached the button limit
+			break;
+		}
+		addButton( *it );
+	}
+
+	// We can add a button to choose an additional module
+	if ( (m_buttonLimit == -1) || (m_buttonLimit > (int)m_buttonList.count()) ) {
+		addButton(0); //add a button without module set
+	}
+}
+
+CModuleChooserButton* CModuleChooserBar::addButton( CSwordModuleInfo* const module )
+{
+	CModuleChooserButton* b = new CModuleChooserButton(module, m_moduleType, ++m_idCounter, this);
+	QAction* a = addWidget(b);
+	m_buttonList.append(b);
+	connect( b, SIGNAL(sigAddButton()), this, SLOT(addButton()) );
+	connect( b, SIGNAL(sigRemoveButton(const int)), this, SLOT(removeButton(const int)) );
+	connect( b, SIGNAL(sigChanged()), SIGNAL(sigChanged()) );
+	connect( b, SIGNAL(sigChanged()), SLOT(updateMenuItems()) );
+	a->setVisible(true);
+	updateMenuItems(); //make sure the items are up to date with the newest module list
+	return b;
+}
+
+void CModuleChooserBar::addButton( ) {
+	addButton(0);
+}
+
+//change current with next and remove
+/** Removes a button from the toolbar */
+void CModuleChooserBar::removeButton( const int ID ) {
+	QMutableListIterator<CModuleChooserButton*> it(m_buttonList);
+	while (it.hasNext()) {
+		CModuleChooserButton* b = it.next();
+		if (b->getId() == ID) { //found the right button to remove
+			it.remove();
+			b->deleteLater();
+			break;
+		}
+	}
+	emit sigChanged();
+	updateMenuItems(); //make sure the items are up to date with the newest module list
+}
+
+/** Returns a list of selected modules. */
+QList<CSwordModuleInfo*> CModuleChooserBar::getModuleList() {
+	QList<CSwordModuleInfo*> list;
+	foreach (CModuleChooserButton* b, m_buttonList)
+	{
+		if (b->module()) list.append( b->module() );
+	}
+	return list;
+}
+
+//change current with remove
+/** Sets the number of the maximum count of buttons. */
+void CModuleChooserBar::setButtonLimit(const int limit) {
+	m_buttonLimit = limit;
+	if (limit == -1) //no need to delete buttons
+		return;
+
+	const int tooMuch = m_buttonList.size() - limit;
+	for (int i = 0; i < tooMuch; ++i) {
+		CModuleChooserButton* b = m_buttonList.takeLast();
+		b->deleteLater();
+	}
+
+	updateMenuItems();
+}
+
+/** Sets the modules which are chosen in this module chooser bar. */
+void CModuleChooserBar::setModules( QList<CSwordModuleInfo*> useModules ) {
+	setButtonLimit(0);
+	setButtonLimit(-1);  //these two lines clear the bar
+
+	if (!useModules.count()) return;
+
+	QList<CSwordModuleInfo*>::iterator end_it = useModules.end();
+	for (QList<CSwordModuleInfo*>::iterator it(useModules.begin()); it != end_it; ++it) {
+		if ( (m_buttonLimit != -1) && (m_buttonLimit <= (int)m_buttonList.count()) ) {
+			break;
+		}
+		addButton( *it );
+	}
+
+	if ( (m_buttonLimit == -1) || (m_buttonLimit > (int)m_buttonList.count()) ) {
+		addButton(0);//add button without module set
+	}
+
+	updateMenuItems();
+}
+
+void CModuleChooserBar::updateMenuItems() {
+	resize(sizeHint());
+	update(); //seems to be neccessary to enforce display of the layout changes when a button was removed or added
+	foreach (CModuleChooserButton* b, m_buttonList)
+		b->updateMenuItems();
+}