Fix faint toolbar icons on Wayland (#13723)

Use glBlendFuncSeparate in GLTexture::render_sub_texture so destination
  alpha stays at 1.0. The Wayland compositor honors framebuffer alpha for     window compositing; the previous straight-alpha blend reduced dst alpha
  at anti-aliased icon edges, making them semi-transparent against the
  desktop. RGB blending is unchanged, so X11/Windows/macOS are unaffected.

resources/images/filter.svg

@@ -0,0 +1 @@
+<?xml version="1.0" encoding="UTF-8"?><svg id="a" xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16"><polygon points=".5 .5 5.5 7.5 5.5 13.5 9.5 15.5 9.5 7.5 14.5 .5 .5 .5" style="fill:none; stroke:#949494; stroke-linecap:round; stroke-linejoin:round;"/><line x1="8.64" y1="4.5" x2="10.19" y2="2.34" style="fill:none; stroke:#949494; stroke-linecap:round; stroke-linejoin:round;"/></svg>

resources/profiles/Afinia/filament/fdm_filament_common.json

@@ -61,7 +61,7 @@
 		"nil"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/Anycubic/filament/fdm_filament_common.json

@@ -58,7 +58,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/Artillery/filament/fdm_filament_common.json

@@ -58,7 +58,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/BBL/filament/fdm_filament_common.json

@@ -97,7 +97,7 @@
 		"nil"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_ramming_volumetric_speed": [
 		"-1"

resources/profiles/Blocks/filament/fdm_filament_common.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/CONSTRUCT3D/filament/fdm_filament_common.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/CoLiDo/filament/fdm_filament_common.json

@@ -67,7 +67,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/Comgrow/filament/fdm_filament_common.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/Creality/filament/fdm_filament_common.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/Cubicon/filament/fdm_filament_common.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/DeltaMaker/filament/fdm_filament_pet.json

@@ -14,7 +14,7 @@
 		"15"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"8"
 	],
 	"filament_type": [
 		"PETG"

resources/profiles/DeltaMaker/filament/fdm_filament_pla.json

@@ -6,7 +6,7 @@
 	"instantiation": "false",
 	"fan_cooling_layer_time": "100",
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_type": [
 		"PLA"

resources/profiles/DeltaMaker/filament/fdm_filament_tpu.json

@@ -14,7 +14,7 @@
 		"30"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"3.6"
 	],
 	"filament_type": [
 		"TPU"

resources/profiles/Dremel/filament/fdm_filament_common.json

@@ -40,7 +40,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/Elegoo/filament/fdm_filament_common.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/Eryone/filament/fdm_filament_common.json

@@ -58,7 +58,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/FLSun/filament/fdm_filament_common.json

@@ -58,7 +58,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/Flashforge/filament/fdm_filament_common.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/Flashforge/filament/fdm_filament_pet.json

@@ -38,7 +38,7 @@
 		"15"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"8"
 	],
 	"filament_type": [
 		"PETG"

resources/profiles/Flashforge/filament/fdm_filament_pla.json

@@ -8,7 +8,7 @@
 		"100"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_type": [
 		"PLA"

resources/profiles/FlyingBear/filament/Ghost7/fdm_filament_common_Ghost7.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/FlyingBear/filament/S1/fdm_filament_common_S1.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/FlyingBear/filament/fdm_filament_common.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/InfiMech/filament/EX+APS/fdm_filament_common_EX+APS.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/InfiMech/filament/EX/fdm_filament_common_EX.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/InfiMech/filament/HSN/fdm_filament_common_HSN.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/InfiMech/filament/fdm_filament_common.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/LH/filament/fdm_filament_common.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/LONGER/filament/fdm_filament_common.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/OrcaArena/filament/fdm_filament_common.json

@@ -70,7 +70,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/OrcaFilamentLibrary/filament/base/fdm_filament_common.json

@@ -61,7 +61,7 @@
 		"nil"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/Peopoly/filament/fdm_filament_common.json

@@ -58,7 +58,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/Phrozen/filament/fdm_filament_common.json

@@ -58,7 +58,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/Prusa/filament/fdm_filament_common.json

@@ -58,7 +58,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/Qidi/filament/fdm_filament_common.json

@@ -61,7 +61,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/Ratrig/filament/fdm_filament_common.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/SecKit/filament/fdm_filament_common.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/Snapmaker/filament/fdm_filament_common.json

@@ -67,7 +67,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"0"

resources/profiles/Tiertime/filament/fdm_filament_common.json

@@ -61,7 +61,7 @@
 		"nil"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/Vzbot/filament/fdm_filament_common.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/Wanhao France/filament/fdm_filament_common.json

@@ -64,7 +64,7 @@
 		"1.75"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/WonderMaker/filament/fdm_filament_common.json

@@ -61,7 +61,7 @@
 		"nil"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

resources/profiles/re3D/filament/fdm_filament_common.json

@@ -64,7 +64,7 @@
 		"2.85"
 	],
 	"filament_max_volumetric_speed": [
-		"0"
+		"12"
 	],
 	"filament_minimal_purge_on_wipe_tower": [
 		"15"

src/libslic3r/Layer.cpp

@@ -159,6 +159,12 @@ bool Layer::is_perimeter_compatible(const PrintRegion& a, const PrintRegion& b)
 		&& config.detect_thin_wall                  == other_config.detect_thin_wall
 		&& config.infill_wall_overlap              == other_config.infill_wall_overlap
         && config.top_bottom_infill_wall_overlap              == other_config.top_bottom_infill_wall_overlap
+        // Orca: these flags directly change the effective wall count produced by the perimeter
+        // generator. If two regions disagree on any of them, merging their slices into one shared make_perimeters
+        // call would silently use the first region's flag for both.
+        && config.only_one_wall_first_layer == other_config.only_one_wall_first_layer
+        && config.only_one_wall_top         == other_config.only_one_wall_top
+        && config.min_width_top_surface     == other_config.min_width_top_surface
         && config.seam_slope_type         == other_config.seam_slope_type
         && config.seam_slope_conditional == other_config.seam_slope_conditional
         && config.scarf_angle_threshold  == other_config.scarf_angle_threshold

src/slic3r/CMakeLists.txt

@@ -329,6 +329,8 @@ set(SLIC3R_GUI_SOURCES
     GUI/Mouse3DController.hpp
     GUI/MsgDialog.cpp
     GUI/MsgDialog.hpp
+    GUI/MultiChoiceDialog.hpp
+    GUI/MultiChoiceDialog.cpp
     GUI/MultiMachine.cpp
     GUI/MultiMachine.hpp
     GUI/MultiMachineManagerPage.cpp
@@ -496,6 +498,8 @@ set(SLIC3R_GUI_SOURCES
     GUI/Widgets/Button.hpp
     GUI/Widgets/CheckBox.cpp
     GUI/Widgets/CheckBox.hpp
+    GUI/Widgets/CheckList.cpp
+    GUI/Widgets/CheckList.hpp
     GUI/Widgets/ComboBox.cpp
     GUI/Widgets/ComboBox.hpp
     GUI/Widgets/DialogButtons.cpp

src/slic3r/GUI/ExtraRenderers.cpp

@@ -324,9 +324,18 @@ wxWindow* BitmapChoiceRenderer::CreateEditorCtrl(wxWindow* parent, wxRect labelR
     else
         c_editor->SetSelection(atoi(data.GetText().c_str()) - 1);
 
-    // Open the dropdown immediately when the editor is focused.
     c_editor->Bind(wxEVT_SET_FOCUS, [c_editor](wxFocusEvent& evt) {
+#ifdef __WXGTK__
+        // On wxGTK the data-view editor may receive focus before its native
+        // window is mapped. Opening the popup one event later avoids creating
+        // the GTK popup without a valid toplevel parent.
+        c_editor->CallAfter([c_editor]() {
+            if (c_editor->IsShownOnScreen())
+                c_editor->ForceDropdownOpen();
+        });
+#else
         c_editor->ForceDropdownOpen();
+#endif
         evt.Skip(); 
     });
 
@@ -392,4 +401,3 @@ wxSize TextRenderer::GetSize() const
     return GetTextExtent(m_value);
 }
 
-

src/slic3r/GUI/GLTexture.cpp

@@ -663,7 +663,9 @@ void GLTexture::render_texture(unsigned int tex_id, float left, float right, flo
 void GLTexture::render_sub_texture(unsigned int tex_id, float left, float right, float bottom, float top, const GLTexture::Quad_UVs& uvs)
 {
     glsafe(::glEnable(GL_BLEND));
-    glsafe(::glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA));
+    // Orca: fix washed-out toolbar icons on Wayland: keep destination alpha at 1.0 so the compositor
+    // does not treat anti-aliased icon edges as window transparency.
+    glsafe(::glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA));
 
     glsafe(::glEnable(GL_TEXTURE_2D));
     glsafe(::glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE));

src/slic3r/GUI/MultiChoiceDialog.cpp

@@ -0,0 +1,58 @@
+#include "MultiChoiceDialog.hpp"
+
+#include "GUI_App.hpp"
+#include "MainFrame.hpp"
+
+namespace Slic3r { namespace GUI {
+
+MultiChoiceDialog::MultiChoiceDialog(
+    wxWindow*            parent,
+    const wxString&      message,
+    const wxString&      caption,
+    const wxArrayString& choices
+)
+    : DPIDialog(parent ? parent : static_cast<wxWindow *>(wxGetApp().mainframe), wxID_ANY, caption, wxDefaultPosition, wxDefaultSize, wxCAPTION | wxCLOSE_BOX)
+{
+    SetBackgroundColour(*wxWHITE);
+
+    wxBoxSizer* w_sizer = new wxBoxSizer(wxVERTICAL);
+
+    if(!message.IsEmpty()){
+        wxStaticText *msg = new wxStaticText(this, wxID_ANY, message);
+        msg->SetFont(Label::Body_13);
+        msg->Wrap(-1);
+        w_sizer->Add(msg, 0, wxRIGHT | wxLEFT | wxTOP, FromDIP(10));
+    }
+
+    m_check_list = new CheckList(this, choices);
+
+    w_sizer->Add(m_check_list, 1, wxRIGHT | wxLEFT | wxTOP | wxEXPAND, FromDIP(10));
+
+    auto dlg_btns = new DialogButtons(this, {"OK", "Cancel"});
+
+    dlg_btns->GetOK()->Bind(    wxEVT_BUTTON, [this](wxCommandEvent &e) {EndModal(wxID_OK);});
+    dlg_btns->GetCANCEL()->Bind(wxEVT_BUTTON, [this](wxCommandEvent &e) {EndModal(wxID_CANCEL);});
+
+    w_sizer->Add(dlg_btns, 0, wxEXPAND);
+
+    SetSizer(w_sizer);
+    Layout();
+    w_sizer->Fit(this);
+    wxGetApp().UpdateDlgDarkUI(this);
+}
+
+wxArrayInt MultiChoiceDialog::GetSelections() const
+{
+    return m_check_list->GetSelections();
+}
+
+void MultiChoiceDialog::SetSelections(wxArrayInt sel_array)
+{
+    m_check_list->SetSelections(sel_array);
+}
+
+MultiChoiceDialog::~MultiChoiceDialog() {}
+
+void MultiChoiceDialog::on_dpi_changed(const wxRect &suggested_rect) {}
+
+}} // namespace Slic3r::GUI

src/slic3r/GUI/MultiChoiceDialog.hpp

@@ -0,0 +1,37 @@
+#ifndef slic3r_GUI_MultiChoiceDialog_hpp_
+#define slic3r_GUI_MultiChoiceDialog_hpp_
+
+#include "Widgets/CheckList.hpp"
+#include "Widgets/DialogButtons.hpp"
+
+#include <wx/wx.h>
+#include <vector>
+#include <map>
+
+
+namespace Slic3r { namespace GUI {
+
+class MultiChoiceDialog : public DPIDialog
+{
+public:
+    MultiChoiceDialog(
+        wxWindow*            parent  = nullptr,
+        const wxString&      message = wxEmptyString,
+        const wxString&      caption = wxEmptyString,
+        const wxArrayString& choices = wxArrayString()
+    );
+    ~MultiChoiceDialog();
+
+    wxArrayInt GetSelections() const;
+
+    void SetSelections(wxArrayInt sel_array);
+
+protected:
+    CheckList*    m_check_list;
+    wxArrayInt    m_selected_indices;
+    void on_dpi_changed(const wxRect &suggested_rect) override;
+};
+
+}} // namespace Slic3r::GUI
+
+#endif

src/slic3r/GUI/Tab.cpp

@@ -40,7 +40,7 @@
 #include "UnsavedChangesDialog.hpp"
 #include "SavePresetDialog.hpp"
 #include "EditGCodeDialog.hpp"
-
+#include "MultiChoiceDialog.hpp"
 #include "MsgDialog.hpp"
 #include "Notebook.hpp"
 
@@ -7002,7 +7002,15 @@ wxSizer* Tab::compatible_widget_create(wxWindow* parent, PresetDependencies &dep
                 presets.Add(from_u8(preset.name));
         }
 
-        wxMultiChoiceDialog dlg(parent, deps.dialog_title, deps.dialog_label, presets);
+        if(deps.type == Preset::TYPE_PRINTER){
+            deps.dialog_title = "Compatible printers";
+            deps.dialog_label = "Select printers";
+        }else{
+            deps.dialog_title = "Compatible process profiles";
+            deps.dialog_label = "Select profiles";
+        }
+
+        MultiChoiceDialog dlg(parent, deps.dialog_label, deps.dialog_title, presets);
         wxGetApp().UpdateDlgDarkUI(&dlg);
         // Collect and set indices of depending_presets marked as compatible.
         wxArrayInt selections;
@@ -7015,13 +7023,16 @@ wxSizer* Tab::compatible_widget_create(wxWindow* parent, PresetDependencies &dep
                         break;
                     }
         dlg.SetSelections(selections);
+        dlg.SetSize(FromDIP(wxSize(360, 480)));
         std::vector<std::string> value;
         // Show the dialog.
         if (dlg.ShowModal() == wxID_OK) {
             selections.Clear();
             selections = dlg.GetSelections();
-            for (auto idx : selections)
+            // leave list empty if all items checked. this will check "All" checkbox automatically. also fixes unnecessary config change
-                value.push_back(presets[idx].ToUTF8().data());
+            if(selections.GetCount() != presets.GetCount())
+                for (auto idx : selections)
+                    value.push_back(presets[idx].ToUTF8().data());
             if (value.empty()) {
                 deps.checkbox->SetValue(1);
                 deps.btn->Disable();

src/slic3r/GUI/Widgets/CheckList.cpp

@@ -0,0 +1,225 @@
+#include "CheckList.hpp"
+
+#include "slic3r/GUI/GUI_App.hpp"
+
+CheckList::CheckList(
+    wxWindow* parent,
+    const wxArrayString& choices,
+    long scroll_style
+)
+    : wxWindow(parent, wxID_ANY)
+    , m_search(this, "search", 16)
+    , m_menu(this, "filter", 16)
+    , m_first_load(true)
+{
+    Freeze();
+    w_sizer = new wxBoxSizer(wxVERTICAL);
+
+    f_sizer = new wxBoxSizer(wxHORIZONTAL);
+    f_bar   = new wxPanel(this, wxID_ANY);
+    f_bar->SetBackgroundColour(parent->GetBackgroundColour());
+    m_filter_box = new TextInput(f_bar, "", "", "", wxDefaultPosition, wxDefaultSize, wxTE_PROCESS_ENTER);
+    m_filter_box->SetIcon(m_search.bmp());
+    m_filter_box->SetMinSize(FromDIP(wxSize(200,24)));
+    m_filter_box->SetSize(FromDIP(wxSize(-1,24)));
+    m_filter_box->SetFocus();
+    m_filter_ctrl = m_filter_box->GetTextCtrl();
+    m_filter_ctrl->SetFont(Label::Body_13);
+    m_filter_ctrl->SetSize(wxSize(-1, FromDIP(16))); // Centers text vertically
+    m_filter_ctrl->SetHint(_L("Type to filter..."));
+    m_filter_ctrl->Bind(wxEVT_TEXT,       [this](auto &e) {Filter(m_filter_ctrl->GetValue());});
+    m_filter_ctrl->Bind(wxEVT_TEXT_ENTER, [this](auto &e) {Filter(m_filter_ctrl->GetValue());});
+    m_filter_ctrl->Bind(wxEVT_SET_FOCUS,  [this](auto &e) {Filter(m_filter_ctrl->GetValue());e.Skip();});
+    m_filter_ctrl->Bind(wxEVT_KILL_FOCUS, [this](auto &e) {Filter(m_filter_ctrl->GetValue());e.Skip();});
+    f_sizer->Add(m_filter_box, 1, wxEXPAND);
+    Bind(wxEVT_SET_FOCUS,  [this](auto &e) {m_filter_box->SetFocus();});
+
+    fb_sizer = new wxBoxSizer(wxHORIZONTAL);
+    auto create_btn = [this] (wxString title, bool select){
+        auto btn = new wxStaticText(f_bar, wxID_ANY, title);
+        btn->SetForegroundColour("#009687");
+        btn->SetCursor(wxCURSOR_HAND);
+        btn->SetFont(Label::Body_13);
+        btn->Bind(wxEVT_LEFT_DOWN, [this, select](wxMouseEvent &e) {SelectAll(select);});
+        fb_sizer->Add(btn, 0, wxLEFT | wxALIGN_CENTER_VERTICAL, FromDIP(10));
+    };
+    f_sizer->Add(fb_sizer,0 ,wxALIGN_CENTER_VERTICAL);
+    create_btn(_L("All") , true);
+    create_btn(_L("None"), false);
+
+    m_menu_button = new wxStaticBitmap(f_bar, wxID_ANY, m_menu.bmp());
+    m_menu_button->SetCursor(wxCURSOR_HAND);
+    m_menu_button->Bind(wxEVT_LEFT_DOWN, &CheckList::ShowMenu, this);
+    f_sizer->Add(m_menu_button,0 ,wxLEFT | wxALIGN_CENTER_VERTICAL, FromDIP(10));
+    
+    f_bar->SetSizerAndFit(f_sizer);
+    w_sizer->Add(f_bar, 0, wxEXPAND);
+
+    auto spacer = new wxPanel(this, wxID_ANY, wxDefaultPosition, wxSize(-1, FromDIP(3)));
+    spacer->SetBackgroundColour(parent->GetBackgroundColour());
+    w_sizer->Add(spacer, 0, wxEXPAND);
+
+    s_sizer       = new wxBoxSizer(wxVERTICAL);
+    m_scroll_area = new wxScrolledWindow(this, wxID_ANY, wxDefaultPosition, wxDefaultSize, scroll_style);
+    m_scroll_area->SetScrollRate(0, 10);
+    m_scroll_area->SetSizer(s_sizer);
+    m_scroll_area->SetBackgroundColour(parent->GetBackgroundColour());
+    m_scroll_area->Bind(wxEVT_RIGHT_DOWN, &CheckList::ShowMenu, this);
+    m_scroll_area->DisableFocusFromKeyboard();
+
+    m_info = new wxStaticText(m_scroll_area, wxID_ANY, "");
+    m_info->SetFont(Label::Body_13);
+    s_sizer->Add(m_info, 1, wxALIGN_CENTER_HORIZONTAL | wxALL, FromDIP(10));
+    m_info->Hide();
+
+    m_info_nonsel = _L("No selected items...");
+    m_info_allsel = _L("All items selected...");
+    m_info_empty  = _L("No matching items...");
+
+    SetBackgroundColour(StateColor::darkModeColorFor("#DBDBDB")); // draws border on wxScrolledWindow
+
+    w_sizer->Add(m_scroll_area, 1, wxEXPAND | wxALL, FromDIP(1)); // 1 for border
+    s_sizer->Layout();
+
+    m_list_size = choices.size();
+
+    m_checks.reserve(m_list_size);
+
+    auto margin = FromDIP(2);
+    wxCheckBox* cb;
+
+    for (size_t i = 0; i < m_list_size; ++i){
+        cb = new wxCheckBox(m_scroll_area, wxID_ANY, choices[i]);
+        m_checks.emplace_back(cb);
+        s_sizer->Add(cb, 0, wxALL, margin);
+    }
+
+    m_scroll_area->FitInside();
+    s_sizer->Layout();
+
+    SetSizer(w_sizer);
+    Layout();
+    Thaw();
+}
+
+void CheckList::SetSelections(wxArrayInt sel_array){
+    if(!m_first_load){
+        for (size_t i = 0; i < m_list_size; ++i)
+            Check(i, false);
+        m_first_load = false;
+    }
+
+    for (int i : sel_array)
+        Check(i, true);
+}
+
+wxArrayInt CheckList::GetSelections()
+{
+    wxArrayInt checks;
+    for (size_t i = 0; i < m_list_size; ++i)
+        if (m_checks[i]->GetValue())
+            checks.push_back(i);
+    return checks;
+}
+
+void CheckList::Check(int i, bool checked)
+{
+    if (i > -1 && i < m_list_size)
+        m_checks[i]->SetValue(checked);
+}
+
+void CheckList::SelectAll(bool value)
+{
+    for (size_t i = 0; i < m_list_size; ++i)
+        Check(i, value);
+}
+
+void CheckList::SelectVisible(bool value)
+{
+    auto filter = m_filter_ctrl->GetValue().Lower();
+    if((!value && filter == "::unsel") || (value && filter == "::sel"))
+        m_filter_ctrl->SetValue("");
+    for (size_t i = 0; i < m_list_size; ++i)
+        if(m_checks[i]->IsShown())
+            Check(i, value);
+}
+
+bool CheckList::IsChecked(int i)
+{
+    if (i > -1 && i < m_list_size)
+        return false;
+    return m_checks[i]->GetValue();
+}
+
+void CheckList::Filter(const wxString& filterText)
+{
+    Freeze();
+    auto filter = filterText.Lower();
+    auto c_text = m_filter_ctrl->GetValue().Lower();
+
+    if(filter == "::sel" || filter == "::nonsel"){
+        if(c_text != filter){ // not text input
+            m_filter_ctrl->SetValue(filter);
+            m_filter_ctrl->SetSelection(0,-1);
+        }
+        fb_sizer->Show(false);
+        if (filter == "::sel")
+            for (auto& cb : m_checks) cb->Show(cb->GetValue());
+        else
+            for (auto& cb : m_checks) cb->Show(!cb->GetValue());
+    }
+    else{
+        bool clear = filterText.IsEmpty();
+        fb_sizer->Show(clear);
+        for (auto& cb : m_checks)
+            cb->Show(clear || cb->GetLabel().Lower().Contains(filter));
+    }
+
+    m_info->Show();
+    for (size_t i = 0; i < m_list_size; ++i) {
+        if (m_checks[i]->IsShown()){
+            m_info->Hide();
+            break;
+        }
+    }
+    if (m_info->IsShown())
+        m_info->SetLabel(filter == "::sel" ? m_info_nonsel : filter == "::nonsel" ? m_info_allsel : m_info_empty);
+
+    m_scroll_area->FitInside();
+    f_sizer->Layout();
+    Thaw();
+}
+
+void CheckList::ShowMenu(wxMouseEvent &evt)
+{
+    bool filtering  = !m_filter_ctrl->GetValue().IsEmpty();
+    bool list_empty = m_info->IsShown();
+
+    wxMenu m;
+    m.Append(wxID_FILE1, _L("Select All"  ))->Enable(!filtering);
+    m.Append(wxID_FILE2, _L("Deselect All"))->Enable(!filtering);
+    m.AppendSeparator();
+    m.Append(wxID_FILE3, _L("Select visible"  ))->Enable(!list_empty && filtering);
+    m.Append(wxID_FILE4, _L("Deselect visible"))->Enable(!list_empty && filtering);
+    m.AppendSeparator();
+    m.Append(wxID_FILE5, _L("Filter selected"   ));
+    m.Append(wxID_FILE6, _L("Filter nonSelected"));
+
+    m.Bind(wxEVT_MENU, [this](wxCommandEvent& e) {
+        switch (e.GetId()){
+            case wxID_FILE1: SelectAll(true)     ; break;
+            case wxID_FILE2: SelectAll(false)    ; break;
+            case wxID_FILE3: SelectVisible(true) ; break;
+            case wxID_FILE4: SelectVisible(false); break;
+            case wxID_FILE5: Filter("::sel")     ; break;
+            case wxID_FILE6: Filter("::nonsel")  ; break;
+            default: break;
+        }
+    },wxID_FILE1, wxID_FILE6);
+
+    wxWindow* src = dynamic_cast<wxWindow*>(evt.GetEventObject());
+    if (!src) return;
+    wxPoint screen_pos = src->ClientToScreen(evt.GetPosition());
+    wxPoint local_pos  = ScreenToClient(screen_pos);
+    PopupMenu(&m, local_pos);
+}

src/slic3r/GUI/Widgets/CheckList.hpp

@@ -0,0 +1,59 @@
+#ifndef slic3r_GUI_CHECKLIST_hpp_
+#define slic3r_GUI_CHECKLIST_hpp_
+
+#include "../wxExtensions.hpp"
+
+#include "Label.hpp"
+#include "TextInput.hpp"
+
+#include <wx/wx.h>
+#include <vector>
+#include <wx/scrolwin.h>
+#include <wx/menu.h>
+
+class CheckList : public wxWindow
+{
+public:
+    CheckList(
+        wxWindow* parent,
+        const wxArrayString& choices = wxArrayString(),
+        long scroll_style = wxVSCROLL
+    );
+
+    wxArrayInt GetSelections();
+    void SetSelections(wxArrayInt sel_array);
+    void Check(int i, bool checked);
+    bool IsChecked(int i);
+
+    void Filter(const wxString& filterText);
+    void SelectAll(bool value);
+    void SelectVisible(bool value);
+
+private:
+    void ShowMenu(wxMouseEvent &e);
+
+    std::vector<wxCheckBox*> m_checks;
+    int               m_list_size;
+    bool              m_first_load;
+    wxBoxSizer*       w_sizer;
+
+    wxPanel*          f_bar;
+    wxBoxSizer*       f_sizer;
+    TextInput*        m_filter_box;
+    wxTextCtrl*       m_filter_ctrl;
+    wxBoxSizer*       fb_sizer;
+    wxStaticBitmap*   m_menu_button;
+
+    wxScrolledWindow* m_scroll_area;
+    wxBoxSizer*       s_sizer;
+
+    wxStaticText*     m_info;
+    wxString          m_info_nonsel;
+    wxString          m_info_allsel;
+    wxString          m_info_empty;
+
+    ScalableBitmap    m_search;
+    ScalableBitmap    m_menu;
+};
+
+#endif // !slic3r_GUI_CheckList_hpp_

src/slic3r/GUI/Widgets/DropDown.cpp

@@ -167,6 +167,30 @@ bool DropDown::HasDismissLongTime()
         (now - dismissTime).total_milliseconds() >= 20;
 }
 
+void DropDown::Popup(wxWindow *focus)
+{
+#ifdef __WXGTK__
+    if (!mainDropDown && m_widget) {
+        // Data-view cell editors can receive focus before wxGTK infers a
+        // native popup parent, so provide the current toplevel explicitly.
+        GtkWindow *transient_parent = nullptr;
+        for (wxWindow *win = GetParent(); win; win = win->GetParent()) {
+            GtkWidget *widget = static_cast<GtkWidget *>(win->GetHandle());
+            if (!widget)
+                continue;
+            GtkWidget *top = gtk_widget_get_toplevel(widget);
+            if (GTK_IS_WINDOW(top)) {
+                transient_parent = GTK_WINDOW(top);
+                break;
+            }
+        }
+        if (transient_parent)
+            gtk_window_set_transient_for(GTK_WINDOW(m_widget), transient_parent);
+    }
+#endif
+    PopupWindow::Popup(focus);
+}
+
 void DropDown::paintEvent(wxPaintEvent& evt)
 {
     // depending on your system you may need to look at double-buffered dcs
@@ -554,7 +578,8 @@ void DropDown::messureSize()
     wxWindow::SetSize(szContent);
 #ifdef __WXGTK__
     // Gtk has a wrapper window for popup widget
-    gtk_window_resize (GTK_WINDOW (m_widget), szContent.x, szContent.y);
+    if (szContent.x > 0 && szContent.y > 0)
+        gtk_window_resize (GTK_WINDOW (m_widget), szContent.x, szContent.y);
 #endif
     if (!groups.empty() && subDropDown == nullptr) {
         subDropDown = new DropDown(items);
@@ -564,11 +589,6 @@ void DropDown::messureSize()
         subDropDown->use_content_width = true;
         subDropDown->Create(GetParent());
 #ifdef __WXGTK__
-        // Orca:  Keep the wx parent as the combobox so wxPopupTransientWindow installs
-        // its capture handlers on the main dropdown, but make the native GTK
-        // popup transient for the currently open popup to satisfy Wayland's
-        // xdg-shell rule that a popup's parent must be the topmost mapped popup.
-        gtk_window_set_transient_for(GTK_WINDOW(subDropDown->GetHandle()), GTK_WINDOW(GetHandle()));
         // Orca: On Wayland, while the sub holds an xdg_popup grab, motion events for
         // the cursor over main may not be delivered (Mutter drops motion
         // outside the grabbing surface). Poll on idle and synthesize a
@@ -636,8 +656,11 @@ void DropDown::autoPosition()
         // may exceed
         auto drect = wxDisplay(GetParent()).GetGeometry();
         if (GetPosition().y + size.y + 10 > drect.GetBottom()) {
+            int available_height = drect.GetBottom() - GetPosition().y - 10;
+            if (available_height < rowSize.y * 2)
+                return;
             if (use_content_width && count <= 15) size.x += 6;
-            size.y = drect.GetBottom() - GetPosition().y - 10;
+            size.y = available_height;
             wxWindow::SetSize(size);
             if (selection >= 0) {
                 if (offset.y + rowSize.y * (selection + 1) > size.y)
@@ -727,6 +750,13 @@ void DropDown::mouseMove(wxMouseEvent &event)
             drop.group  = items[-index - 2].group_key;
             drop.need_sync = true;
             drop.messureSize();
+#ifdef __WXGTK__
+            // wxGTK wraps popup contents in a native GtkWindow. Make the submenu
+            // transient for the currently mapped parent popup window before
+            // positioning/showing it, so wlroots/Hyprland sees the topmost parent.
+            if (m_widget && drop.m_widget)
+                gtk_window_set_transient_for(GTK_WINDOW(drop.m_widget), GTK_WINDOW(m_widget));
+#endif
             drop.autoPosition();
             drop.paintNow();
             if (!drop.IsShown())

src/slic3r/GUI/Widgets/DropDown.hpp

@@ -105,6 +105,8 @@ public:
 
     bool HasDismissLongTime();
 
+    void Popup(wxWindow *focus = nullptr) override;
+
 protected:
     void Dismiss() override;