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widget upadte they're content when a diagram is removed from project

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git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@3978 bfdf4180-ca20-0410-9c96-a3a8aa849046
This commit is contained in:
blacksun
2015-05-19 21:41:05 +00:00
parent 37961e8904
commit e5035f8125
2 changed files with 65 additions and 22 deletions
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76
sources/ui/masterpropertieswidget.cpp
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@@ -33,13 +33,20 @@
MasterPropertiesWidget::MasterPropertiesWidget(Element *elmt, QWidget *parent) :
PropertiesEditorWidget(parent),
ui(new Ui::MasterPropertiesWidget),
element_(elmt),
m_showed_element (nullptr)
m_element(elmt),
m_showed_element (nullptr),
m_project(nullptr)
{
if(Q_LIKELY(elmt->diagram() && elmt->diagram()->project()))
{
m_project = elmt->diagram()->project();
connect(m_project, SIGNAL(diagramRemoved(QETProject*,Diagram*)), this, SLOT(diagramWasdeletedFromProject()));
}
ui->setupUi(this);
buildInterface();
connect(ui->free_list, SIGNAL(itemDoubleClicked(QListWidgetItem*)), this, SLOT(showElementFromLWI(QListWidgetItem*)));
connect(ui->linked_list, SIGNAL(itemDoubleClicked(QListWidgetItem*)), this, SLOT(showElementFromLWI(QListWidgetItem*)));
buildInterface();
}
/**
@@ -49,10 +56,22 @@ MasterPropertiesWidget::MasterPropertiesWidget(Element *elmt, QWidget *parent) :
MasterPropertiesWidget::~MasterPropertiesWidget()
{
if (m_showed_element) m_showed_element->setHighlighted(false);
//foreach(Element *elmt, lwi_hash.values()) elmt->setHighlighted(false);
delete ui;
}
/**
* @brief MasterPropertiesWidget::setElement
* Set the element to be edited
* @param element
*/
void MasterPropertiesWidget::setElement(Element *element)
{
if (m_element == element) return;
if (m_showed_element) {m_showed_element->setHighlighted(false); m_showed_element = nullptr;}
m_element = element;
buildInterface();
}
/**
* @brief MasterPropertiesWidget::apply
* If link betwen edited element and other change,
@@ -62,7 +81,7 @@ MasterPropertiesWidget::~MasterPropertiesWidget()
*/
void MasterPropertiesWidget::apply() {
if (QUndoCommand *undo = associatedUndo())
element_ -> diagram() -> undoStack().push(undo);
m_element -> diagram() -> undoStack().push(undo);
}
/**
@@ -86,7 +105,7 @@ void MasterPropertiesWidget::reset() {
*/
QUndoCommand* MasterPropertiesWidget::associatedUndo() const {
QList <Element *> to_link;
QList <Element *> linked_ = element_->linkedElements();
QList <Element *> linked_ = m_element->linkedElements();
for (int i=0; i<ui->linked_list->count(); i++) {
to_link << lwi_hash[ui->linked_list->item(i)];
@@ -95,7 +114,7 @@ QUndoCommand* MasterPropertiesWidget::associatedUndo() const {
//If same element are find in to_link and linked, that means
// element are already linked, so we remove element on the two list
//if linked_ contains element at the end of the operation,
//that means this element must be unlinked from @element_
//that means this element must be unlinked from @m_element
foreach (Element *elmt, to_link) {
if(linked_.contains(elmt)) {
to_link.removeAll(elmt);
@@ -103,20 +122,20 @@ QUndoCommand* MasterPropertiesWidget::associatedUndo() const {
}
}
// if two list, contain element, we link and unlink @element_ with corresponding
// if two list, contain element, we link and unlink @m_element with corresponding
//undo command, and add first command for parent of the second, user see only one
//undo command
if (linked_.count() && to_link.count()) {
LinkElementsCommand *lec = new LinkElementsCommand(element_, to_link);
new unlinkElementsCommand(element_, linked_, lec);
LinkElementsCommand *lec = new LinkElementsCommand(m_element, to_link);
new unlinkElementsCommand(m_element, linked_, lec);
return lec;
}
//Else do the single undo command corresponding to the link.
else if (to_link.count()) {
return (new LinkElementsCommand(element_, to_link));
return (new LinkElementsCommand(m_element, to_link));
}
else if (linked_.count()) {
return (new unlinkElementsCommand(element_, linked_));
return (new unlinkElementsCommand(m_element, linked_));
}
else {
return nullptr;
@@ -127,11 +146,19 @@ QUndoCommand* MasterPropertiesWidget::associatedUndo() const {
* @brief MasterPropertiesWidget::buildInterface
* Build the interface of the widget
*/
void MasterPropertiesWidget::buildInterface() {
//build the free list
ElementProvider elmt_prov(element_->diagram()->project());
void MasterPropertiesWidget::buildInterface()
{
ui->free_list->clear();
ui->linked_list->clear();
lwi_hash.clear();
foreach(Element *elmt, elmt_prov.freeElement(Element::Slave)) {
if (Q_UNLIKELY(!m_project)) return;
ElementProvider elmt_prov(m_project);
//Build the list of free available element
foreach(Element *elmt, elmt_prov.freeElement(Element::Slave))
{
//label for list widget
QString widget_text;
QString title = elmt->diagram()->title();
@@ -144,8 +171,9 @@ void MasterPropertiesWidget::buildInterface() {
ui->free_list->addItem(lwi_);
}
//build the linked list
foreach(Element *elmt, element_->linkedElements()) {
//Build the list of already linked element
foreach(Element *elmt, m_element->linkedElements())
{
//label for list widget
QString widget_text;
QString title = elmt->diagram()->title();
@@ -207,3 +235,15 @@ void MasterPropertiesWidget::showElementFromLWI(QListWidgetItem *lwi)
void MasterPropertiesWidget::showedElementWasDeleted() {
m_showed_element = nullptr;
}
/**
* @brief MasterPropertiesWidget::diagramWasdeletedFromProject
* This slot is called when a diagram is removed from the parent project of edited element
* to update the content of this widget
*/
void MasterPropertiesWidget::diagramWasdeletedFromProject()
{
//We use a timer because if the removed diagram contain slave element linked to the edited element
//we must to wait for this elements be unlinked, else the linked list provide deleted elements.
QTimer::singleShot(10, this, SLOT(buildInterface()));
}