qelectrotech-source-mirror/sources/ui/diagrampropertieseditordockwidget.cpp
blacksun 2242ebd16a Link single element widget, set live edit enable.
In properties dock widget, no need to click on apply button, change are apply immediately.


git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@3992 bfdf4180-ca20-0410-9c96-a3a8aa849046
2015-05-27 07:22:50 +00:00

124 lines
3.6 KiB
C++

/*
Copyright 2006-2015 The QElectroTech Team
This file is part of QElectroTech.
QElectroTech 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 2 of the License, or
(at your option) any later version.
QElectroTech 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 QElectroTech. If not, see <http://www.gnu.org/licenses/>.
*/
#include "diagrampropertieseditordockwidget.h"
#include "elementpropertieswidget.h"
#include "diagram.h"
#include "element.h"
#include "diagramimageitem.h"
#include "imagepropertieswidget.h"
/**
* @brief DiagramPropertiesEditorDockWidget::DiagramPropertiesEditorDockWidget
* Constructor
* @param parent : parent widget
*/
DiagramPropertiesEditorDockWidget::DiagramPropertiesEditorDockWidget(QWidget *parent) :
PropertiesEditorDockWidget(parent),
m_diagram(nullptr),
m_edited_qgi_type(UnknowQGIType)
{}
/**
* @brief DiagramPropertiesEditorDockWidget::setDiagram
* Set the diagram to edit the selection.
* Connect the diagram signal selectionChanged() to this slot selectionChanged();
* If diagram = nullptr, we just disconnect all signal and remove editor.
* @param diagram
* @param diagram
*/
void DiagramPropertiesEditorDockWidget::setDiagram(Diagram *diagram)
{
if (m_diagram == diagram) return;
if (m_diagram)
{
disconnect(m_diagram, SIGNAL(selectionChanged()), this, SLOT(selectionChanged()));
disconnect(m_diagram, SIGNAL(destroyed()), this, SLOT(diagramWasDeleted()));
}
if (diagram)
{
m_diagram = diagram;
connect(m_diagram, SIGNAL(selectionChanged()), this, SLOT(selectionChanged()));
connect(m_diagram, SIGNAL(destroyed()), this, SLOT(diagramWasDeleted()));
selectionChanged();
}
else
{
m_diagram = nullptr;
clear();
}
}
/**
* @brief DiagramPropertiesEditorDockWidget::selectionChanged
* The current selection of diagram was changed.
* We fill the dock with the appropriate ElementPropertiesWidget of the current selection.
*/
void DiagramPropertiesEditorDockWidget::selectionChanged()
{
if (!m_diagram) return;
if (m_diagram->selectedItems().size() == 1) //We can open an editor only when there is one selected item
{
QGraphicsItem *item = m_diagram->selectedItems().first();
//Edit an element
if (Element *elmt = dynamic_cast<Element*>(item))
{
if (m_edited_qgi_type == ElementQGIType && editors().size() == 1)
{
ElementPropertiesWidget *epw = dynamic_cast<ElementPropertiesWidget*>(editors().first());
if (epw) //In this case we only update each editor widget with the new element instead of create new widget.
{
epw->setElement(elmt);
return;
}
}
clear();
m_edited_qgi_type = ElementQGIType;
addEditor(new ElementPropertiesWidget(elmt, this));
}
//Edit an image
else if (DiagramImageItem *image = dynamic_cast<DiagramImageItem *>(item))
{
clear();
m_edited_qgi_type = ImageQGIType;
addEditor(new ImagePropertiesWidget(image, this));
}
//Unknow type, we clear the dock
else
clear();
}
else
clear();
foreach(PropertiesEditorWidget *pew, editors())
pew->setLiveEdit(true);
}
/**
* @brief DiagramPropertiesEditorDockWidget::diagramWasDeleted
* Remove current editor and set m_diagram to nullptr.
*/
void DiagramPropertiesEditorDockWidget::diagramWasDeleted()
{
m_diagram = nullptr;
clear();
}