FIX: File panel crash on scroll

Change-Id: I56833a376fa52c960efea5fbd60003367ba410c2
Jira: STUDIO-5337, STUDIO-5513

src/slic3r/GUI/ImageGrid.cpp

@@ -46,6 +46,8 @@ ImageGrid::ImageGrid(wxWindow * parent)
     , m_model_time_icon(this, "model_time", 14)
     , m_model_weight_icon(this, "model_weight", 14)
 {
+    m_cell_size.Set(396, 228);
+
     SetBackgroundStyle(wxBG_STYLE_PAINT);
     SetBackgroundColour(0xEEEEEE);
     SetFont(Label::Head_20);

src/slic3r/GUI/MediaFilePanel.cpp

@@ -218,7 +218,8 @@ void MediaFilePanel::SetMachineObject(MachineObject* obj)
         m_remote_support = false;
         m_model_download_support = false;
     }
-    if (machine == m_machine && m_image_grid->GetFileSystem()) {
+    Enable(obj && obj->is_connected() && obj->m_push_count > 0);
+    if (machine == m_machine && (m_image_grid->GetFileSystem() || (!m_local_support && !m_remote_support))) {
         if (m_waiting_enable && IsEnabled()) {
             auto fs = m_image_grid->GetFileSystem();
             if (fs) fs->Retry();
@@ -237,6 +238,8 @@ void MediaFilePanel::SetMachineObject(MachineObject* obj)
     SetSelecting(false);
     if (m_machine.empty()) {
         m_image_grid->SetStatus(m_bmp_failed, _L("No printers."));
+    } else if (!IsEnabled()) {
+        m_image_grid->SetStatus(m_bmp_failed, _L("Initialize failed (Device connection not ready)!"));
     } else if (!m_local_support && !m_remote_support) {
         m_image_grid->SetStatus(m_bmp_failed, _L("Initialize failed (Not supported on the current printer version)!"));
     } else {

src/slic3r/GUI/MediaPlayCtrl.cpp

@@ -120,6 +120,7 @@ void MediaPlayCtrl::SetMachineObject(MachineObject* obj)
         m_remote_support = true;
         m_device_busy = false;
     }
+    Enable(obj && obj->is_connected() && obj->m_push_count > 0);
     if (machine == m_machine) {
         if (m_last_state == MEDIASTATE_IDLE && IsEnabled())
             Play();

src/slic3r/GUI/Monitor.cpp

@@ -348,8 +348,8 @@ void MonitorPanel::update_all()
     }
 
     m_status_info_panel->obj = obj;
-    m_status_info_panel->m_media_play_ctrl->SetMachineObject(obj);
     m_upgrade_panel->update(obj);
+    m_status_info_panel->m_media_play_ctrl->SetMachineObject(obj);
     m_media_file_panel->SetMachineObject(obj);
     m_side_tools->update_status(obj);
     
@@ -476,7 +476,6 @@ Freeze();
     m_status_info_panel->show_status(status);
     m_hms_panel->show_status(status);
     m_upgrade_panel->show_status(status);
-    m_media_file_panel->Enable(status == MonitorStatus::MONITOR_NORMAL);
 
     if ((status & (int)MonitorStatus::MONITOR_NO_PRINTER) != 0) {
         set_default();

src/slic3r/GUI/StatusPanel.cpp

@@ -4022,13 +4022,11 @@ void StatusPanel::show_status(int status)
         m_calibration_btn->Disable();
         m_options_btn->Disable();
         m_panel_monitoring_title->Disable();
-        m_media_play_ctrl->Disable();
     } else if ((status & (int) MonitorStatus::MONITOR_NORMAL) != 0) {
         show_printing_status(true, true);
         m_calibration_btn->Disable();
         m_options_btn->Enable();
         m_panel_monitoring_title->Enable();
-        m_media_play_ctrl->Enable();
     }
 }
 

src/slic3r/Utils/PresetUpdater.cpp

@@ -1030,12 +1030,16 @@ void PresetUpdater::priv::sync_printer_config(std::string http_url)
     auto                    cache_folder = data_dir_path / "ota" / "printers";
 
     try {
-        boost::filesystem::load_string_file(config_folder / "version.txt", curr_version);
+        if (fs::exists(config_folder / "version.txt")) {
-        boost::algorithm::trim(curr_version);
+            fs::load_string_file(config_folder / "version.txt", curr_version);
+            boost::algorithm::trim(curr_version);
+        }
     } catch (...) {}
     try {
-        boost::filesystem::load_string_file(cache_folder / "version.txt", cached_version);
+        if (fs::exists(cache_folder / "version.txt")) {
-        boost::algorithm::trim(cached_version);
+            fs::load_string_file(cache_folder / "version.txt", cached_version);
+            boost::algorithm::trim(cached_version);
+        }
     } catch (...) {}
     if (!cached_version.empty()) {
         bool   need_delete_cache = false;
@@ -1068,9 +1072,11 @@ void PresetUpdater::priv::sync_printer_config(std::string http_url)
 
     bool result = false;
     try {
-        boost::filesystem::load_string_file(cache_folder / "version.txt", cached_version);
+        if (fs::exists(cache_folder / "version.txt")) {
-        boost::algorithm::trim(cached_version);
+            fs::load_string_file(cache_folder / "version.txt", cached_version);
-        result = true;
+            boost::algorithm::trim(cached_version);
+            result = true;
+        }
     } catch (...) {}
     if (result) {
         BOOST_LOG_TRIVIAL(info) << format("[BBL Updater] found new printer config: %1%, prompt to update", cached_version);
@@ -1187,12 +1193,16 @@ Updates PresetUpdater::priv::get_printer_config_updates(bool update) const
     std::string             curr_version;
     std::string             resc_version;
     try {
-        boost::filesystem::load_string_file(resc_folder / "version.txt", resc_version);
+        if (fs::exists(resc_folder / "version.txt")) {
-        boost::algorithm::trim(resc_version);
+            fs::load_string_file(resc_folder / "version.txt", resc_version);
+            boost::algorithm::trim(resc_version);
+        }
     } catch (...) {}
     try {
-        boost::filesystem::load_string_file(config_folder / "version.txt", curr_version);
+        if (fs::exists(config_folder / "version.txt")) {
-        boost::algorithm::trim(curr_version);
+            fs::load_string_file(config_folder / "version.txt", curr_version);
+            boost::algorithm::trim(curr_version);
+        }
     } catch (...) {}
 
     if (!curr_version.empty()) {