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FIX: crash on MediaFilePanel when download in empty list

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Change-Id: I13f33005a8730498aea28b32da2818ceca055aac
This commit is contained in:
chunmao.guo 2022-09-01 11:14:55 +08:00 • committed by Lane.Wei
parent 7184960dce
commit 0a7f696101
3 changed files with 13 additions and 4 deletions
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14
src/slic3r/GUI/MediaFilePanel.cpp
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@ -53,19 +53,23 @@ MediaFilePanel::MediaFilePanel(wxWindow * parent)
m_type_panel->SetCornerRadius(FromDIP(5));
m_type_panel->SetMinSize({-1, 48 * em_unit(this) / 10});
m_button_timelapse = new ::Button(m_type_panel, _L("Timelapse"), "", wxBORDER_NONE);
m_button_video = new ::Button(m_type_panel, _L("Video"), "", wxBORDER_NONE);
m_button_timelapse->SetCanFocus(false);
m_button_video = new ::Button(m_type_panel, _L("Video"), "", wxBORDER_NONE);
m_button_video->SetCanFocus(false);
wxBoxSizer *type_sizer = new wxBoxSizer(wxHORIZONTAL);
type_sizer->Add(m_button_timelapse, 0, wxALIGN_CENTER_VERTICAL | wxLEFT | wxRIGHT, 24);
type_sizer->Add(m_button_video, 0, wxALIGN_CENTER_VERTICAL | wxRIGHT, 24);
m_type_panel->SetSizer(type_sizer);
top_sizer->Add(m_type_panel, 0, wxALIGN_CENTER_VERTICAL);
//top_sizer->Add(m_type_panel, 0, wxALIGN_CENTER_VERTICAL);
// File management
m_manage_panel = new ::StaticBox(this, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxBORDER_NONE);
m_manage_panel->SetBackgroundColor(StateColor());
m_button_delete = new ::Button(m_manage_panel, _L("Delete"));
m_button_download = new ::Button(m_manage_panel, _L("Download"));
m_button_delete->SetCanFocus(false);
m_button_download = new ::Button(m_manage_panel, _L("Download"));
m_button_download->SetCanFocus(false);
m_button_management = new ::Button(m_manage_panel, _L("Management"));
wxBoxSizer *manage_sizer = new wxBoxSizer(wxHORIZONTAL);
@ -110,7 +114,10 @@ MediaFilePanel::MediaFilePanel(wxWindow * parent)
auto b = dynamic_cast<Button *>(e.GetEventObject());
if (b == m_button_video)
type = PrinterFileSystem::F_VIDEO;
if (m_last_type == type)
return;
m_image_grid->SetFileType(type);
m_last_type = type;
{
wxCommandEvent e(wxEVT_CHECKBOX);
e.SetEventObject(m_button_timelapse);
@ -176,6 +183,7 @@ void MediaFilePanel::SetMachineObject(MachineObject* obj)
m_image_grid->SetStatus(m_bmp_failed.bmp(), _L("No printers."));
} else {
boost::shared_ptr<PrinterFileSystem> fs(new PrinterFileSystem);
m_image_grid->SetFileType(m_last_type);
m_image_grid->SetFileSystem(fs);
fs->Bind(EVT_MODE_CHANGED, &MediaFilePanel::modeChanged, this);
fs->Bind(EVT_STATUS_CHANGED, [this, wfs = boost::weak_ptr(fs)](auto &e) {