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/***************************************************************************
* *
* 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 2 of the License, or *
* (at your option) any later version. *
* *
* copyright (C) 2006-2007 *
* Umbrello UML Modeller Authors <uml-devel@uml.sf.net> *
***************************************************************************/
// own header
#include "messagewidgetcontroller.h"
// kde includes
#include <kcursor.h>
#include <kdebug.h>
// app includes
#include "messagewidget.h"
#include "floatingtextwidget.h"
#include "objectwidget.h"
#include "listpopupmenu.h"
MessageWidgetController::MessageWidgetController(MessageWidget* messageWidget):
UMLWidgetController(messageWidget) {
m_messageWidget = messageWidget;
m_unconstrainedPositionY = 0;
}
MessageWidgetController::~MessageWidgetController() {
}
void MessageWidgetController::saveWidgetValues(TQMouseEvent *me) {
UMLWidgetController::saveWidgetValues(me);
m_unconstrainedPositionY = m_widget->getY();
}
TQCursor MessageWidgetController::getResizeCursor() {
return KCursor::sizeVerCursor();
}
void MessageWidgetController::resizeWidget(int newW, int newH) {
m_messageWidget->setSize(m_messageWidget->width(), newH);
emit m_messageWidget->sigMessageMoved();
}
void MessageWidgetController::moveWidgetBy(int diffX, int diffY) {
m_unconstrainedPositionY += diffY;
int newY = constrainPositionY(diffY);
if (m_unconstrainedPositionY != newY) {
if (m_unconstrainedPositionY > m_messageWidget->getY()) {
newY = m_unconstrainedPositionY;
} else {
return;
}
}
m_messageWidget->setY(newY);
if (m_messageWidget->m_sequenceMessageType == Uml::sequence_message_creation) {
const int objWidgetHalfHeight = m_messageWidget->m_pOw[Uml::B]->getHeight() / 2;
m_messageWidget->m_pOw[Uml::B]->UMLWidget::setY(newY - objWidgetHalfHeight);
}
m_messageWidget->moveEvent(0);
}
void MessageWidgetController::constrainMovementForAllWidgets(int &diffX, int &diffY) {
diffX = 0;
diffY = constrainPositionY(diffY) - m_widget->getY();
}
void MessageWidgetController::doMouseDoubleClick(TQMouseEvent *me) {
if (m_messageWidget->m_pFText != NULL) {
m_messageWidget->m_pFText->slotMenuSelection(ListPopupMenu::mt_Select_Operation);
}
}
int MessageWidgetController::constrainPositionY(int diffY) {
int newY = m_widget->getY() + diffY;
int minY = m_messageWidget->getMinY();
if (m_messageWidget->m_pFText && !m_messageWidget->m_pFText->getDisplayText().isEmpty()) {
minY += m_messageWidget->m_pFText->getHeight();
}
if (newY < minY) {
newY = minY;
}
return newY;
}
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