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Add null pointer checks for find dialog, get rid of some unintentional segfaults

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This commit is contained in:
Tim Warren 2015-06-03 09:24:08 -04:00
parent bc0f97dd0b
commit 4f649b73a7
2 changed files with 17 additions and 17 deletions
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26
src/widgets/MainFrame.cpp
View File

@ -203,7 +203,10 @@ void MainFrame::BindEvents()
Bind(wxEVT_FIND_NEXT, &MainFrame::OnFindDialog, this, wxID_ANY);
Bind(wxEVT_FIND_REPLACE, &MainFrame::OnFindDialog, this, wxID_ANY);
Bind(wxEVT_FIND_REPLACE_ALL, &MainFrame::OnFindDialog, this, wxID_ANY);
Bind(wxEVT_FIND_CLOSE, &MainFrame::OnFindDialog, this, wxID_ANY);
this->Bind(wxEVT_FIND_CLOSE, [=](wxFindDialogEvent &event) {
wxLogDebug("wxEVT_FIND_CLOSE");
event.GetDialog()->Hide();
});
// Language Selection
Bind(wxEVT_MENU, &MainFrame::OnLangSelect, this, wxID_ANY);
@ -422,9 +425,10 @@ void MainFrame::OnToggleWhitespace(wxCommandEvent& event)
*/
void MainFrame::OnEditFind(wxCommandEvent &WXUNUSED(event))
{
if (findDlg)
if (this->findDlg != nullptr)
{
wxDELETE(findDlg);
wxDELETE(this->findDlg);
wxDELETE(this->findData);
}
else
{
@ -441,9 +445,10 @@ void MainFrame::OnEditFind(wxCommandEvent &WXUNUSED(event))
*/
void MainFrame::OnEditReplace(wxCommandEvent &WXUNUSED(event))
{
if (replaceDlg)
if (this->replaceDlg != nullptr)
{
wxDELETE(replaceDlg);
wxDELETE(this->replaceDlg);
wxDELETE(this->findReplaceData);
}
else
{
@ -478,15 +483,15 @@ void MainFrame::OnFindDialog(wxFindDialogEvent &event)
// Send find flags to editor control
editor->SetSearchFlags(stc_flags);
if (type == wxEVT_FIND)
{
wxLogDebug("wxEVT_FIND");
/*if (editor->GetCurrentPos() < 1)
if (editor->GetCurrentPos() < 0 || editor->GetCurrentPos() > editor->GetLastPosition())
{
editor->GotoPos(1);
}*/
}
editor->SearchAnchor();
}
@ -534,11 +539,6 @@ void MainFrame::OnFindDialog(wxFindDialogEvent &event)
{
wxLogDebug("wxEVT_FIND_REPLACE_ALL");
}
else if (type == wxEVT_FIND_CLOSE)
{
wxLogDebug("wxEVT_FIND_CLOSE");
event.GetDialog()->Destroy();
}
}
/**

8
src/widgets/MainFrame.h
View File

@ -18,10 +18,10 @@ class MainFrame: public wxFrame
private:
wxAuiManager *manager;
wxAuiToolBar *toolBar;
wxFindReplaceData *findReplaceData;
wxFindReplaceData *findData;
wxFindReplaceDialog *findDlg;
wxFindReplaceDialog *replaceDlg;
wxFindReplaceData *findReplaceData = nullptr;
wxFindReplaceData *findData = nullptr;
wxFindReplaceDialog *findDlg = nullptr;
wxFindReplaceDialog *replaceDlg = nullptr;
void SetupToolbar();
void SetupStatusBar();
void BindEvents();