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Master element : comment is displayed even if there isn't slave linked

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git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@3414 bfdf4180-ca20-0410-9c96-a3a8aa849046
This commit is contained in:
blacksun
2014-10-28 15:45:28 +00:00
parent 23457271e6
commit cf887b8c3c
7 changed files with 117 additions and 33 deletions
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53
sources/qetgraphicsitem/masterelement.cpp
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@@ -17,6 +17,7 @@
*/
#include "masterelement.h"
#include "crossrefitem.h"
#include "commentitem.h"
/**
* @brief MasterElement::MasterElement
@@ -27,10 +28,11 @@
* @param state int used to know if the creation of element have error
*/
MasterElement::MasterElement(const ElementsLocation &location, QGraphicsItem *qgi, Diagram *s, int *state) :
CustomElement(location, qgi, s, state)
CustomElement(location, qgi, s, state),
cri_ (nullptr),
m_ci (nullptr)
{
link_type_ = Master;
cri_ = nullptr;
connect(this, SIGNAL(elementInfoChange(DiagramContext)), this, SLOT(updateLabel()));
}
@@ -40,6 +42,7 @@ MasterElement::MasterElement(const ElementsLocation &location, QGraphicsItem *qg
*/
MasterElement::~MasterElement() {
unlinkAllElements();
if (m_ci) delete m_ci;
disconnect(this, SIGNAL(elementInfoChange(DiagramContext)), this, SLOT(updateLabel()));
}
@@ -56,10 +59,18 @@ void MasterElement::linkToElement(Element *elmt) {
elmt->linkToElement(this);
if (!cri_) cri_ = new CrossRefItem(this); //create cross ref item if not yet
connect(elmt, SIGNAL(xChanged()), cri_, SLOT(updateLabel()));
connect(elmt, SIGNAL(yChanged()), cri_, SLOT(updateLabel()));
cri_->updateLabel();
connect(elmt, SIGNAL(xChanged()), cri_, SLOT(updateLabel()));
connect(elmt, SIGNAL(yChanged()), cri_, SLOT(updateLabel()));
cri_ -> updateLabel();
//If there is a comment item, we delete it
//because cross ref item display comment too.
if (m_ci) {
delete m_ci;
m_ci = nullptr;
}
}
}
/**
@@ -93,6 +104,7 @@ void MasterElement::unlinkElement(Element *elmt) {
if (linkedElements().isEmpty()) {
delete cri_;
cri_ = nullptr;
updateLabel();
}
else {
cri_->updateLabel();
@@ -100,9 +112,24 @@ void MasterElement::unlinkElement(Element *elmt) {
}
}
/**
* @brief MasterElement::initLink
* Initialise the links between this element and other element.
* @param project
*/
void MasterElement::initLink(QETProject *project) {
//Create the link with other element if needed
CustomElement::initLink(project);
//If no link that mean there are no cross ref item (cri)
//So we call @updateLabel for add comment item (m_ci) if needed.
if (!cri_) updateLabel();
}
/**
* @brief MasterElement::updateLabel
* update label of this element
* and the comment item if he's displayed.
*/
void MasterElement::updateLabel() {
QString label = elementInformations()["label"].toString();
@@ -112,4 +139,20 @@ void MasterElement::updateLabel() {
(label.isEmpty() || !show)?
setTaggedText("label", "_", false):
setTaggedText("label", label, true);
if (cri_) return;
//At this point there isn't a cross ref item displayed,
//but if element have comment and must be show, we add a comment item
QString comment = elementInformations()["comment"].toString();
bool must_show = elementInformations().keyMustShow("comment");
if (!(comment.isEmpty() || !must_show) && !m_ci) {
m_ci = new CommentItem(this);
}
else if ((comment.isEmpty() || !must_show) && m_ci) {
delete m_ci;
m_ci = nullptr;
}
}