Search improvements:

* Set max size.
* Close search dialog, when both of search dialog and search input lose a focus
* Update dialog position in respect to the position and size of search input

src/slic3r/GUI/GUI_App.cpp

@@ -1113,6 +1113,10 @@ void GUI_App::jump_to_option(const std::string& composite_key)
 
 void GUI_App::show_search_dialog()
 {
+    // To avoid endless loop caused by mutual lose focuses from serch_input and search_dialog
+    // invoke killFocus for serch_input by set focus to tab_panel
+    GUI::wxGetApp().tab_panel()->SetFocus();
+
     check_and_update_searcher(get_mode());
     m_searcher->show_dialog();
 }

src/slic3r/GUI/Search.cpp

@@ -16,6 +16,8 @@
 #include "libslic3r/PrintConfig.hpp"
 #include "libslic3r/PresetBundle.hpp"
 #include "GUI_App.hpp"
+#include "I18N.hpp"
+#include "format.hpp"
 #include "MainFrame.hpp"
 #include "Tab.hpp"
 
@@ -422,24 +424,60 @@ Option OptionsSearcher::get_option(const std::string& opt_key, const wxString& l
     return create_option(opt_key, label, type, gc);
 }
 
-void OptionsSearcher::show_dialog()
+static bool has_focus(wxWindow* win)
 {
-    if (!search_dialog)
-        search_dialog = new SearchDialog(this);
+    if (win->HasFocus())
+        return true;
 
-    wxSize srch_sz = search_input->GetSize();
-    if (search_dialog->GetPosition().x != search_input->GetPosition().x)
-        search_dialog->SetPosition(search_input->GetScreenPosition() + wxPoint(0, srch_sz.y));
+    auto children = win->GetChildren();
+    for (auto child : children) {
+        if (has_focus(child))
+            return true;
+    }
 
-    wxSize dlg_sz = search_dialog->GetSize();
-    if (dlg_sz.x < srch_sz.x)
-        search_dialog->SetSize(wxSize(srch_sz.x, dlg_sz.y));
+    return false;
+}
+
+void OptionsSearcher::update_dialog_position()
+{
+    if (search_dialog) {
+        search_dialog->CenterOnParent(wxHORIZONTAL);
+        search_dialog->SetPosition({ search_dialog->GetPosition().x, search_input->GetScreenPosition().y + search_input->GetSize().y });
+    }
+}
+
+void OptionsSearcher::show_dialog(bool show /*= true*/)
+{
+    if (search_dialog && !show) {
+        search_dialog->EndModal(wxID_CLOSE);
+        return;
+    }
+
+    if (!search_dialog) {
+        search_dialog = new SearchDialog(this, search_input);
+        update_dialog_position();
+
+        search_dialog->Bind(wxEVT_KILL_FOCUS, [this](wxFocusEvent& e)
+        {
+            if (search_dialog->IsShown() && !search_input->HasFocus())
+                show_dialog(false);
+            e.Skip();
+        });
+
+        search_input->Bind(wxEVT_KILL_FOCUS, [this](wxFocusEvent& e)
+        {
+            e.Skip();
+            if (search_dialog->IsShown() && !has_focus(search_dialog))
+                show_dialog(false);
+        });
+    }
 
     search_string();
     search_input->SetSelection(-1,-1);
 
     search_dialog->Popup();
-    search_input->SetFocus();
+    if (!search_input->HasFocus())
+        search_input->SetFocus();
 }
 
 void OptionsSearcher::dlg_sys_color_changed()
@@ -460,12 +498,13 @@ void OptionsSearcher::set_search_input(TextInput* input_ctrl)
 
     search_input->Bind(wxEVT_TEXT, [this](wxEvent& e)
     {
-        if (search_dialog && search_dialog->IsShown())
+        if (search_dialog) {
             search_dialog->input_text(search_input->GetValue());
-        else {
-            GUI::wxGetApp().check_and_update_searcher(GUI::wxGetApp().get_mode());
-            show_dialog();
+            if (!search_dialog->IsShown())
+                search_dialog->Popup();
         }
+        else
+            GUI::wxGetApp().show_search_dialog();
     });
 
     wxTextCtrl* ctrl = search_input->GetTextCtrl();
@@ -488,6 +527,12 @@ void OptionsSearcher::set_search_input(TextInput* input_ctrl)
             search_input->SetValue("");
         event.Skip();
     });
+
+    search_input->Bind(wxEVT_MOVE, [this](wxMoveEvent& event)
+    {
+        event.Skip();
+        update_dialog_position();
+    });
 }
 
 void OptionsSearcher::add_key(const std::string& opt_key, Preset::Type type, const wxString& group, const wxString& category)
@@ -509,8 +554,8 @@ static const std::map<const char, int> icon_idxs = {
     {ImGui::PreferencesButton   , 5},
 };
 
-SearchDialog::SearchDialog(OptionsSearcher* searcher)
-    : GUI::DPIDialog(GUI::wxGetApp().tab_panel(), wxID_ANY, _L("Search"), wxDefaultPosition, wxDefaultSize, wxSTAY_ON_TOP | wxRESIZE_BORDER),
+SearchDialog::SearchDialog(OptionsSearcher* searcher, wxWindow* parent)
+    : GUI::DPIDialog(parent ? parent : GUI::wxGetApp().tab_panel(), wxID_ANY, _L("Search"), wxDefaultPosition, wxDefaultSize, wxSTAY_ON_TOP | wxRESIZE_BORDER),
     searcher(searcher)
 {
     SetFont(GUI::wxGetApp().normal_font());

src/slic3r/GUI/Search.hpp

@@ -147,7 +147,8 @@ public:
     }
     void sort_options_by_label() { sort_options(); }
 
-    void show_dialog();
+    void update_dialog_position();
+    void show_dialog(bool show = true);
     void dlg_sys_color_changed();
     void dlg_msw_rescale();
 
@@ -184,7 +185,7 @@ class SearchDialog : public GUI::DPIDialog
     void update_list();
 
 public:
-    SearchDialog(OptionsSearcher* searcher);
+    SearchDialog(OptionsSearcher* searcher, wxWindow* parent);
     ~SearchDialog();
 
     void Popup(wxPoint position = wxDefaultPosition);

src/slic3r/GUI/TopBar.cpp

@@ -185,6 +185,7 @@ void TopBarItemsCtrl::UpdateAuthMenu()
 void TopBarItemsCtrl::CreateSearch()
 {
     m_search = new ::TextInput(this, wxGetApp().searcher().default_string, "", "search", wxDefaultPosition, wxDefaultSize, wxTE_PROCESS_ENTER);
+    m_search->SetMaxSize(wxSize(42*em_unit(this), -1));
     wxGetApp().UpdateDarkUI(m_search);
     wxGetApp().searcher().set_search_input(m_search);
 }
@@ -223,11 +224,13 @@ TopBarItemsCtrl::TopBarItemsCtrl(wxWindow *parent) :
 #endif
 
     m_buttons_sizer = new wxFlexGridSizer(1, m_btn_margin, m_btn_margin);
-    left_sizer->Add(m_buttons_sizer, 0, wxALIGN_CENTER_VERTICAL | wxLEFT, 2 * m_btn_margin);
+    left_sizer->Add(m_buttons_sizer, 0, wxALIGN_CENTER_VERTICAL | wxLEFT | wxRIGHT, 2 * m_btn_margin);
 
     CreateSearch();
 
-    left_sizer->Add(m_search, 1, wxALIGN_CENTER_VERTICAL | wxLEFT, 3 * m_btn_margin);
+    wxBoxSizer* search_sizer = new wxBoxSizer(wxVERTICAL);
+    search_sizer->Add(m_search, 0, wxEXPAND | wxALIGN_RIGHT);
+    left_sizer->Add(search_sizer, 1, wxALIGN_CENTER_VERTICAL);
 
     m_sizer->Add(left_sizer, 1, wxEXPAND);