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Bookmarks: cleanup item data properly

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This commit is contained in:
vsonnier
2017-03-02 22:10:17 +01:00
parent 5fe844b8af
commit c1184d24db
5 changed files with 115 additions and 22 deletions
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src/forms/Bookmark/BookmarkView.cpp
+82 -14
View File
@@ -158,6 +158,16 @@ BookmarkView::BookmarkView( wxWindow* parent, wxWindowID id, const wxPoint& pos,
mouseTracker.setTarget(this);
}
BookmarkView::~BookmarkView() {
dragItem = nullptr;
dragItemId = nullptr;
editingLabel = false;
visualDragItem = nullptr;
nextEnt = nullptr;
nextDemod = nullptr;
}
void BookmarkView::onUpdateTimer( wxTimerEvent& /* event */ ) {
if (!this->IsShown()) {
@@ -260,7 +270,7 @@ wxTreeItemId BookmarkView::refreshBookmarks() {
tvi->type = TreeViewItem::TREEVIEW_ITEM_TYPE_GROUP;
tvi->groupName = gn_i;
wxTreeItemId group_itm = m_treeView->AppendItem(bookmarkBranch, gn_i);
m_treeView->SetItemData(group_itm, tvi);
SetTreeItemData(group_itm, tvi);
groups[gn_i] = group_itm;
if (prevSel != nullptr && prevSel->type == TreeViewItem::TREEVIEW_ITEM_TYPE_GROUP && gn_i == prevSel->groupName) {
bmSelFound = group_itm;
@@ -304,7 +314,7 @@ wxTreeItemId BookmarkView::refreshBookmarks() {
tvi->groupName = gn_i;
wxTreeItemId itm = m_treeView->AppendItem(groupItem, labelVal);
m_treeView->SetItemData(itm, tvi);
SetTreeItemData(itm, tvi);
if (prevSel != nullptr && prevSel->type == TreeViewItem::TREEVIEW_ITEM_TYPE_BOOKMARK && prevSel->bookmarkEnt == bmEnt && groupExpanded) {
bmSelFound = itm;
}
@@ -331,7 +341,7 @@ void BookmarkView::doUpdateActiveList() {
TreeViewItem *prevSel = itemToTVI(m_treeView->GetSelection());
// Actives
m_treeView->DeleteChildren(activeBranch);
DeleteChildrenOfItem(activeBranch);
bool activeExpandState = expandState["active"];
bool searchState = (searchKeywords.size() != 0);
@@ -362,7 +372,7 @@ void BookmarkView::doUpdateActiveList() {
tvi->demod = demod_i;
wxTreeItemId itm = m_treeView->AppendItem(activeBranch,activeLabel);
m_treeView->SetItemData(itm, tvi);
SetTreeItemData(itm, tvi);
if (nextDemod != nullptr && nextDemod == demod_i) {
selItem = itm;
@@ -375,7 +385,7 @@ void BookmarkView::doUpdateActiveList() {
bool rangeExpandState = searchState?false:expandState["range"];
BookmarkRangeList bmRanges = wxGetApp().getBookmarkMgr().getRanges();
m_treeView->DeleteChildren(rangeBranch);
DeleteChildrenOfItem(rangeBranch);
for (auto &re_i: bmRanges) {
TreeViewItem* tvi = new TreeViewItem();
@@ -390,7 +400,7 @@ void BookmarkView::doUpdateActiveList() {
}
wxTreeItemId itm = m_treeView->AppendItem(rangeBranch, labelVal);
m_treeView->SetItemData(itm, tvi);
SetTreeItemData(itm, tvi);
if (nextRange == re_i) {
selItem = itm;
@@ -405,7 +415,7 @@ void BookmarkView::doUpdateActiveList() {
// Recents
BookmarkList bmRecents = wxGetApp().getBookmarkMgr().getRecents();
m_treeView->DeleteChildren(recentBranch);
DeleteChildrenOfItem(recentBranch);
for (auto &bmr_i: bmRecents) {
TreeViewItem* tvi = new TreeViewItem();
@@ -438,7 +448,7 @@ void BookmarkView::doUpdateActiveList() {
}
wxTreeItemId itm = m_treeView->AppendItem(recentBranch, labelVal);
m_treeView->SetItemData(itm, tvi);
SetTreeItemData(itm, tvi);
if (nextEnt == bmr_i) {
selItem = itm;
@@ -473,7 +483,8 @@ void BookmarkView::doUpdateActiveList() {
void BookmarkView::onTreeBeginLabelEdit( wxTreeEvent& event ) {
TreeViewItem* tvi = dynamic_cast<TreeViewItem*>(m_treeView->GetItemData(event.GetItem()));
if (!tvi) {
//if edition do not work, m_treeView->GetEditControl() may be null...
if (!tvi || (m_treeView->GetEditControl() == NULL)) {
event.Veto();
return;
}
@@ -496,6 +507,12 @@ void BookmarkView::onTreeEndLabelEdit( wxTreeEvent& event ) {
wxTreeItemId itm = event.GetItem();
TreeViewItem* tvi = dynamic_cast<TreeViewItem*>(m_treeView->GetItemData(itm));
//if edition do not work, m_treeView->GetEditControl() may be null...
if (m_treeView->GetEditControl() == NULL) {
event.Veto();
return;
}
std::wstring newText = m_treeView->GetEditControl()->GetValue().ToStdWstring();
editingLabel = false;
@@ -1155,7 +1172,7 @@ void BookmarkView::onRemoveActive( wxCommandEvent& /* event */ ) {
return;
}
doRemoveActive(curSel->demod);
m_treeView->Delete(m_treeView->GetSelection());
DeleteSingleItem(m_treeView->GetSelection());
}
}
@@ -1186,9 +1203,10 @@ void BookmarkView::onActivateRecent( wxCommandEvent& /* event */ ) {
TreeViewItem *curSel = itemToTVI(m_treeView->GetSelection());
if (curSel && curSel->type == TreeViewItem::TREEVIEW_ITEM_TYPE_RECENT) {
wxGetApp().getBookmarkMgr().removeRecent(curSel->bookmarkEnt);
activateBookmark(curSel->bookmarkEnt);
m_treeView->Delete(m_treeView->GetSelection());
DeleteSingleItem(m_treeView->GetSelection());
wxGetApp().getBookmarkMgr().updateActiveList();
}
}
@@ -1203,7 +1221,7 @@ void BookmarkView::onRemoveRecent ( wxCommandEvent& /* event */ ) {
if (curSel && curSel->type == TreeViewItem::TREEVIEW_ITEM_TYPE_RECENT) {
wxGetApp().getBookmarkMgr().removeRecent(curSel->bookmarkEnt);
m_treeView->Delete(m_treeView->GetSelection());
DeleteSingleItem(m_treeView->GetSelection());
wxGetApp().getBookmarkMgr().updateActiveList();
}
}
@@ -1401,7 +1419,8 @@ void BookmarkView::onTreeEndDrag( wxTreeEvent& event ) {
doBookmarkActive(tvi->groupName, dragItem->demod);
} else if (dragItem && dragItem->type == TreeViewItem::TREEVIEW_ITEM_TYPE_RECENT) { // Recent -> Group Item
doBookmarkRecent(tvi->groupName, dragItem->bookmarkEnt);
m_treeView->Delete(dragItemId);
DeleteSingleItem(dragItemId);
} else if (dragItem && dragItem->type == TreeViewItem::TREEVIEW_ITEM_TYPE_BOOKMARK) { // Bookmark -> Group Item
doMoveBookmark(dragItem->bookmarkEnt, tvi->groupName);
}
@@ -1410,7 +1429,7 @@ void BookmarkView::onTreeEndDrag( wxTreeEvent& event ) {
doBookmarkActive(tvi->groupName, dragItem->demod);
} else if (dragItem && dragItem->type == TreeViewItem::TREEVIEW_ITEM_TYPE_RECENT) { // Recent -> Same Group
doBookmarkRecent(tvi->groupName, dragItem->bookmarkEnt);
m_treeView->Delete(dragItemId);
DeleteSingleItem(dragItemId);
} else if (dragItem && dragItem->type == TreeViewItem::TREEVIEW_ITEM_TYPE_BOOKMARK) { // Bookmark -> Same Group
doMoveBookmark(dragItem->bookmarkEnt, tvi->groupName);
}
@@ -1571,3 +1590,52 @@ BookmarkRangeEntryPtr BookmarkView::makeActiveRangeEntry() {
return re;
}
void BookmarkView::DeleteSingleItem(wxTreeItemId item) {
//free the associated TreeItemData*, because contrary to doc, the associated data is not freed automatically by m_treeView->Delete(item) !
// this is needed to dec the ref count of shared_ptr within TreeViewItem.
// (see source of vxWidgets 3.1)
TreeViewItem *itemData = itemToTVI(item);
if (itemData != NULL) {
delete itemData;
m_treeView->SetItemData(item, NULL);
}
m_treeView->Delete(item);
}
void BookmarkView::DeleteChildrenOfItem(wxTreeItemId item) {
wxTreeItemIdValue cookieSearch;
wxTreeItemId currentChild = m_treeView->GetFirstChild(item, cookieSearch);
while (currentChild.IsOk()) {
TreeViewItem *itemData = itemToTVI(currentChild);
if (itemData != NULL) {
delete itemData;
m_treeView->SetItemData(currentChild, NULL);
}
currentChild = m_treeView->GetNextChild(item, cookieSearch);
}
m_treeView->DeleteChildren(item);
}
void BookmarkView::SetTreeItemData(const wxTreeItemId& item, wxTreeItemData *data) {
TreeViewItem *itemData = itemToTVI(item);
if (itemData != NULL) {
delete itemData;
}
m_treeView->SetItemData(item, data);
}
src/forms/Bookmark/BookmarkView.h
+17 -3
View File
@@ -21,15 +21,23 @@ public:
};
TreeViewItem() {
bookmarkEnt = nullptr;
demod = nullptr;
bookmarkEnt = nullptr;
rangeEnt = nullptr;
};
virtual ~TreeViewItem() {
//dec ref count manually ???
bookmarkEnt = nullptr;
rangeEnt = nullptr;
};
TreeViewItemType type;
BookmarkEntryPtr bookmarkEnt;
BookmarkEntryPtr bookmarkEnt;
BookmarkRangeEntryPtr rangeEnt;
DemodulatorInstance *demod;
DemodulatorInstance* demod;
std::string groupName;
};
@@ -44,6 +52,8 @@ public:
class BookmarkView : public BookmarkPanel {
public:
BookmarkView( wxWindow* parent, wxWindowID id = wxID_ANY, const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxSize( -1, -1 ), long style = wxTAB_TRAVERSAL );
virtual ~BookmarkView();
void updateActiveList();
void updateBookmarks();
@@ -140,6 +150,10 @@ protected:
void onUpdateRange( wxCommandEvent& event );
TreeViewItem *itemToTVI(wxTreeItemId item);
void SetTreeItemData(const wxTreeItemId& item, wxTreeItemData *data);
void DeleteSingleItem(wxTreeItemId item);
void DeleteChildrenOfItem(wxTreeItemId item);
MouseTracker mouseTracker;