Merge pull request #1559 from DaTweety/feature/folio-crosshair

Folio-wide crosshair under the mouse (Display menu)

lang/qet_ar.ts

@@ -12279,6 +12279,16 @@ Available options:
         <source>Display or hide the grid of sheet</source>
         <translation>عرض أو إخفاء شبكة الصفخات</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>تقاطع خطين على كامل الورقة</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>يعرض خطين عبر الورقة بأكملها تحت مؤشر الفأرة لمعرفة ما إذا كانت العناصر على استقامة واحدة</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="594"/>
         <source>Text grid</source>

lang/qet_ca.ts

@@ -12303,6 +12303,16 @@ Opcions disponibles:
         <source>Display or hide the grid of sheet</source>
         <translation>Mostra o oculta la quadrícula</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Retícula a tot el full</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Mostra dues línies a tot el full sota el ratolí, per veure si els elements estan alineats</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="594"/>
         <source>Text grid</source>

lang/qet_cs.ts

@@ -12077,6 +12077,16 @@ Dostupné volby:
         <source>Display or hide the grid of sheet</source>
         <translation>Zobrazit/Skrýt mřížku listů</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Zaměřovací kříž přes celý list</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Zobrazí pod myší dvě čáry přes celý list, aby bylo vidět, zda jsou prvky zarovnané</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="693"/>
         <source>Sheet properties</source>

lang/qet_da.ts

@@ -12033,6 +12033,16 @@ Kommandovalg:
         <source>Display or hide the grid of sheet</source>
         <translation>Vis eller skjul ark gitter</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Trådkors over hele arket</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Viser to linjer over hele arket under musen for at se, om delene flugter</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="693"/>
         <source>Sheet properties</source>

lang/qet_de.ts

@@ -12557,6 +12557,16 @@ Verfügbare Optionen:
         <source>Display or hide the grid of sheet</source>
         <translation>Zeige den Hintergrundsraster der Seiten an</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Fadenkreuz über die ganze Seite</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Zeigt unter dem Mauszeiger zwei Linien über die ganze Seite, um zu sehen, ob Teile fluchten</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="1043"/>
         <source>Add row</source>

lang/qet_el.ts

@@ -13662,6 +13662,16 @@ To make a script of it, ask your AI assistant: the button below copies the reque
         <source>Display or hide the grid of sheet</source>
         <translation>Εμφάνιση ή απόκρυψη του δικτυώματος της σελίδας</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Σταυρόνημα σε όλο το φύλλο</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Εμφανίζει δύο γραμμές σε όλο το φύλλο κάτω από το ποντίκι, για να φαίνεται αν τα στοιχεία είναι ευθυγραμμισμένα</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="621"/>
         <source>View the guides</source>

lang/qet_en.ts

@@ -12162,6 +12162,16 @@ Available options:
         <source>Display or hide the grid of sheet</source>
         <translation>Display or hide the grid of sheet</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Folio-wide crosshair</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Show two lines across the whole folio under the mouse, to see whether parts are in line</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="693"/>
         <source>Sheet properties</source>

lang/qet_es.ts

@@ -12278,6 +12278,16 @@ Opciones disponibles:
         <source>Display or hide the grid of sheet</source>
         <translation>Muestra u oculta la cuadrícula</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Retícula en toda la hoja</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Muestra dos líneas en toda la hoja bajo el ratón, para ver si los elementos están alineados</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="594"/>
         <source>Text grid</source>

lang/qet_fi.ts

@@ -11839,6 +11839,16 @@ Available options:
         <source>Display or hide the grid of sheet</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Hiusristikko koko arkin yli</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Näyttää hiiren kohdalla kaksi viivaa koko arkin yli, jotta näkee, ovatko osat linjassa</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="693"/>
         <source>Sheet properties</source>

lang/qet_fr.ts

@@ -12242,6 +12242,16 @@ Options disponibles :
         <source>Display or hide the grid of sheet</source>
         <translation>Affiche ou masque la grille des folios</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Réticule sur tout le folio</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Affiche deux lignes sur tout le folio sous la souris, pour voir si les éléments sont alignés</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="693"/>
         <source>Sheet properties</source>

lang/qet_hr.ts

@@ -12101,6 +12101,16 @@ Dostupne opcije:
         <source>Display or hide the grid of sheet</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Križić preko cijelog lista</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Prikazuje dvije linije preko cijelog lista ispod miša, kako bi se vidjelo jesu li dijelovi poravnati</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="594"/>
         <source>Text grid</source>

lang/qet_hu.ts

@@ -12019,6 +12019,16 @@ Elérhető lehetőségek:
         <source>Display or hide the grid of sheet</source>
         <translation>Megjeleníti vagy elrejti a tervlap rácsát</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Szálkereszt a teljes lapon</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Két vonalat mutat a teljes lapon az egér alatt, hogy látszódjon, egy vonalban vannak-e az elemek</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="693"/>
         <source>Sheet properties</source>

lang/qet_it.ts

@@ -12171,6 +12171,16 @@ Ecco gli ultimi messaggi registrati prima della chiusura — puoi salvarli per i
         <source>Display or hide the grid of sheet</source>
         <translation>Visualizzare o nasacondere la griglia delle pagina</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Mirino su tutta la pagina</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Mostra due linee su tutta la pagina sotto il mouse, per vedere se gli elementi sono allineati</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="955"/>
         <source>Select</source>

lang/qet_ja.ts

@@ -12303,6 +12303,16 @@ Available options:
         <source>Display or hide the grid of sheet</source>
         <translation>フォリオのグリッドの表示/非表示</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>シート全体の十字カーソル</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>マウス位置にシート全体を横切る2本の線を表示し、部品が揃っているか確認します</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="594"/>
         <source>Text grid</source>

lang/qet_ko.ts

@@ -11935,6 +11935,16 @@ Available options:
         <source>Display or hide the grid of sheet</source>
         <translation>시트의 격자를 표시하거나 숨깁니다</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>시트 전체 십자선</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>마우스 아래에 시트 전체를 가로지르는 두 선을 표시하여 부품이 정렬되었는지 확인합니다</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="693"/>
         <source>Sheet properties</source>

lang/qet_mn.ts

@@ -12045,6 +12045,16 @@ Available options:
         <source>Display or hide the grid of sheet</source>
         <translation>Хуудасны хэрээсийг харуулах эсвэл нуух</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Бүтэн хуудасны загалмай заагч</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Хулганы доор бүтэн хуудсыг дайрсан хоёр шугам харуулж, эд ангиуд нэг шугамд байгаа эсэхийг харна</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="693"/>
         <source>Sheet properties</source>

lang/qet_nb.ts

@@ -12060,6 +12060,16 @@ Tilgjengelige opsjoner:
         <source>Display or hide the grid of sheet</source>
         <translation>Vis rasteret på sidene</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Trådkors over hele arket</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Viser to linjer over hele arket under musepekeren for å se om delene står på linje</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="693"/>
         <source>Sheet properties</source>

lang/qet_nl.ts

@@ -12029,6 +12029,16 @@ Opties :
         <source>Display or hide the grid of sheet</source>
         <translation>Toon of verberg het raster</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Dradenkruis over het hele blad</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Toont twee lijnen over het hele blad onder de muis, om te zien of onderdelen uitgelijnd zijn</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="693"/>
         <source>Sheet properties</source>

lang/qet_nl_BE.ts

@@ -12076,6 +12076,16 @@ Beschikbare opties:
         <source>Display or hide the grid of sheet</source>
         <translation>Verbergen of weergeven raster op de bladzijden</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Dradenkruis over het hele blad</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Toont twee lijnen over het hele blad onder de muis, om te zien of onderdelen uitgelijnd zijn</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="693"/>
         <source>Sheet properties</source>

lang/qet_nl_NL.ts

@@ -10263,6 +10263,16 @@ Available options:
         <source>Display or hide the grid of sheet</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Dradenkruis over het hele blad</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Toont twee lijnen over het hele blad onder de muis, om te zien of onderdelen uitgelijnd zijn</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="567"/>
         <source>Text grid</source>

lang/qet_no.ts

@@ -12446,6 +12446,16 @@ Available options:
         <source>Display or hide the grid of sheet</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Trådkors over hele arket</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Viser to linjer over hele arket under musepekeren for å se om delene står på linje</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="594"/>
         <source>Text grid</source>

lang/qet_pl.ts

@@ -12238,6 +12238,16 @@ Dostępne opcje:
         <source>Display or hide the grid of sheet</source>
         <translation>Pokaż lub ukryj sietkę arkuszy</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Krzyż celowniczy na całym arkuszu</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Pokazuje dwie linie przez cały arkusz pod kursorem, aby sprawdzić, czy elementy są wyrównane</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="693"/>
         <source>Sheet properties</source>

lang/qet_pt.ts

@@ -12243,6 +12243,16 @@ Opções disponiveis:
         <source>Display or hide the grid of sheet</source>
         <translation>Mostrar ou ocultar a grelha da folha</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Mira em toda a folha</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Mostra duas linhas em toda a folha sob o rato, para ver se os elementos estão alinhados</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="594"/>
         <source>Text grid</source>

lang/qet_pt_BR.ts

@@ -12173,6 +12173,16 @@ Opções disponíveis:
         <source>Display or hide the grid of sheet</source>
         <translation>Mostrar ou ocultar a grade das páginas</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Mira em toda a folha</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Mostra duas linhas em toda a folha sob o mouse, para ver se os elementos estão alinhados</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="693"/>
         <source>Sheet properties</source>

lang/qet_ro.ts

@@ -12458,6 +12458,16 @@ Opțiuni disponibile:
         <source>Display or hide the grid of sheet</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Reticul pe toată foaia</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Afișează două linii pe toată foaia sub mouse, pentru a vedea dacă elementele sunt aliniate</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="594"/>
         <source>Text grid</source>

lang/qet_rs.ts

@@ -12090,6 +12090,16 @@ Available options:
         <source>Display or hide the grid of sheet</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Nišanski krst preko celog lista</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Prikazuje dve linije preko celog lista ispod miša, da bi se videlo da li su delovi poravnati</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="594"/>
         <source>Text grid</source>

lang/qet_ru.ts

@@ -12382,6 +12382,16 @@ Available options:
         <source>Display or hide the grid of sheet</source>
         <translation>Показать или скрыть сетку листа</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Перекрестие на весь лист</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Показывает под указателем мыши две линии через весь лист, чтобы видеть, выровнены ли элементы</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="594"/>
         <source>Text grid</source>

lang/qet_sk.ts

@@ -12031,6 +12031,16 @@ Dostupné možnosti:
         <source>Display or hide the grid of sheet</source>
         <translation>Zobraziť/Schovať mriežku listov</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Zameriavací kríž cez celý list</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Zobrazí pod myšou dve čiary cez celý list, aby bolo vidieť, či sú prvky zarovnané</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="693"/>
         <source>Sheet properties</source>

lang/qet_sl.ts

@@ -12134,6 +12134,16 @@ Available options:
         <source>Display or hide the grid of sheet</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Merilni križ čez cel list</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Pod miško prikaže dve črti čez cel list, da se vidi, ali so deli poravnani</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="594"/>
         <source>Text grid</source>

lang/qet_sr.ts

@@ -12090,6 +12090,16 @@ Available options:
         <source>Display or hide the grid of sheet</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Нишански крст преко целог листа</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Приказује две линије преко целог листа испод миша, да би се видело да ли су делови поравнати</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="594"/>
         <source>Text grid</source>

lang/qet_sv.ts

@@ -12274,6 +12274,16 @@ Tillgängliga alternativ :
         <source>Display or hide the grid of sheet</source>
         <translation>Visar eller döljer rutnät på blad</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Hårkors över hela bladet</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Visar två linjer över hela bladet under musen för att se om delarna är i linje</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="594"/>
         <source>Text grid</source>

lang/qet_tr.ts

@@ -12080,6 +12080,16 @@ Mevcut seçenekler:
         <source>Display or hide the grid of sheet</source>
         <translation>Sayfaların ızgarasını göster veya gizle</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Tüm sayfa boyunca artı imleç</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Parçaların hizalı olup olmadığını görmek için farenin altında tüm sayfa boyunca iki çizgi gösterir</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="693"/>
         <source>Sheet properties</source>

lang/qet_uk.ts

@@ -12440,6 +12440,16 @@ Available options:
         <source>Display or hide the grid of sheet</source>
         <translation></translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>Перехрестя на весь аркуш</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>Показує під вказівником миші дві лінії через увесь аркуш, щоб бачити, чи вирівняні елементи</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="594"/>
         <source>Text grid</source>

lang/qet_zh.ts

@@ -12089,6 +12089,16 @@ Available options:
         <source>Display or hide the grid of sheet</source>
         <translation>显示或隐藏页面网格</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>整页十字光标</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>在鼠标处显示贯穿整页的两条线，以查看元件是否对齐</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="693"/>
         <source>Sheet properties</source>

lang/qet_zh_TW.ts

@@ -12089,6 +12089,16 @@ Available options:
         <source>Display or hide the grid of sheet</source>
         <translation>顯示或隱藏頁面網格</translation>
     </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="595"/>
+        <source>Folio-wide crosshair</source>
+        <translation>整頁十字游標</translation>
+    </message>
+    <message>
+        <location filename="../sources/qetdiagrameditor.cpp" line="597"/>
+        <source>Show two lines across the whole folio under the mouse, to see whether parts are in line</source>
+        <translation>在滑鼠處顯示貫穿整頁的兩條線，以檢查元件是否對齊</translation>
+    </message>
     <message>
         <location filename="../sources/qetdiagrameditor.cpp" line="693"/>
         <source>Sheet properties</source>

sources/diagramview.cpp

@@ -47,6 +47,7 @@
 #include "utils/conductorcreator.h"
 #include "undocommand/addgraphicsobjectcommand.h"
 #include "diagram.h"
+#include <QSettings>
 #include "foliogrid.h"
 #include "diagramcontexttoolbar.h"
 #include "imagedrop.h"
@@ -1040,6 +1041,7 @@ void DiagramView::mouseMoveEvent(QMouseEvent *e)
 {
 	m_last_mouse_pos = e->pos();
 	setToolTip(tr("X: %1 Y: %2").arg(e->pos().x()).arg(e->pos().y()));
+	moveCrosshair(e->pos());
 	if (m_event_interface && m_event_interface->mouseMoveEvent(e)) return;
 
 	if (m_gesture_tracking)
@@ -1840,6 +1842,117 @@ void DiagramView::setCellLinesShown(bool shown)
 	viewport()->update();
 }
 
+namespace {
+		/// The setting, read once and then kept here for every view
+	int s_crosshair = -1;
+}
+
+/**
+	@brief DiagramView::crosshairShown
+	@return true when the folio-wide crosshair follows the mouse: two thin
+	lines across the whole folio, through the grid point under the mouse,
+	to see at a glance whether symbols and terminals are in line. Drawn
+	on screen only, never exported nor printed.
+*/
+bool DiagramView::crosshairShown()
+{
+	if (s_crosshair < 0) {
+		QSettings settings;
+		s_crosshair = settings.value(QStringLiteral("diagrameditor/crosshair"), false).toBool();
+	}
+	return s_crosshair;
+}
+
+/**
+	@brief DiagramView::setCrosshairShown
+	@param shown : show the folio-wide crosshair in every view; kept in
+	the settings. The views repaint themselves at the next mouse move.
+*/
+void DiagramView::setCrosshairShown(bool shown)
+{
+	s_crosshair = shown;
+	QSettings settings;
+	settings.setValue(QStringLiteral("diagrameditor/crosshair"), shown);
+}
+
+/**
+	@brief DiagramView::crosshairArea
+	@return the part of the viewport the two lines through @a scene_pos
+	cover, a little wider than the lines
+*/
+QRect DiagramView::crosshairArea(const QPointF &scene_pos) const
+{
+	const QPoint p = mapFromScene(scene_pos);
+	const QRect all = viewport()->rect();
+	return QRect(all.left(), p.y() - 2, all.width(), 5)
+			| QRect(p.x() - 2, all.top(), 5, all.height());
+}
+
+/**
+	@brief DiagramView::moveCrosshair
+	Follow the mouse with the crosshair, on the grid, repainting only the
+	lines it leaves and the lines it draws.
+	@param viewport_pos : the mouse, in viewport coordinates
+*/
+void DiagramView::moveCrosshair(const QPoint &viewport_pos)
+{
+	if (!crosshairShown()) {
+		hideCrosshair();
+		return;
+	}
+	const QPointF pos = Diagram::snapToGrid(mapToScene(viewport_pos));
+	if (m_crosshair_visible && pos == m_crosshair_pos)
+		return;
+	if (m_crosshair_visible)
+		viewport()->update(crosshairArea(m_crosshair_pos));
+	m_crosshair_pos = pos;
+	m_crosshair_visible = true;
+	viewport()->update(crosshairArea(m_crosshair_pos));
+}
+
+/**
+	@brief DiagramView::hideCrosshair
+	Take the crosshair away, when the mouse leaves the view or the
+	setting is switched off.
+*/
+void DiagramView::hideCrosshair()
+{
+	if (!m_crosshair_visible)
+		return;
+	m_crosshair_visible = false;
+	viewport()->update(crosshairArea(m_crosshair_pos));
+}
+
+/**
+	@brief DiagramView::drawForeground
+	Over everything else, the folio-wide crosshair, inside the folio's
+	border only.
+	@param painter
+	@param rect
+*/
+void DiagramView::drawForeground(QPainter *painter, const QRectF &rect)
+{
+	PaletteGraphicsView::drawForeground(painter, rect);
+	if (!m_crosshair_visible || !crosshairShown() || !m_diagram)
+		return;
+
+	const QRectF area = m_diagram->border_and_titleblock.insideBorderRect();
+	if (!area.contains(m_crosshair_pos))
+		return;
+
+	QPainter *p = scenePainter(painter);
+	p->save();
+	QPen pen(Diagram::background_color == Qt::darkGray ? QColor(Qt::lightGray)
+													   : QColor(0, 120, 215));
+	pen.setCosmetic(true);
+	pen.setWidthF(0);
+	p->setPen(pen);
+	p->setRenderHint(QPainter::Antialiasing, false);
+	p->drawLine(QLineF(area.left(), m_crosshair_pos.y(), area.right(), m_crosshair_pos.y()));
+	p->drawLine(QLineF(m_crosshair_pos.x(), area.top(), m_crosshair_pos.x(), area.bottom()));
+	p->restore();
+}
+
 /**
 	@brief DiagramView::drawBackground
 	Reimplemented from PaletteGraphicsView: over the folio background, the
@@ -1976,6 +2089,9 @@ bool DiagramView::viewportEvent(QEvent *event)
 	if (event->type() == QEvent::Resize) {
 		placeCellRulers();
 	}
+	if (event->type() == QEvent::Leave) {
+		hideCrosshair();
+	}
 	return PaletteGraphicsView::viewportEvent(event);
 }
 

sources/diagramview.h

@@ -74,6 +74,11 @@ class DiagramView : public PaletteGraphicsView
 		QPoint            m_gesture_origin;
 		DiagramGestureOverlay *m_gesture_overlay = nullptr;
 		QPoint            m_last_mouse_pos = QPoint(-1, -1);
+		QPointF           m_crosshair_pos;
+		bool              m_crosshair_visible = false;
+		void moveCrosshair(const QPoint &viewport_pos);
+		void hideCrosshair();
+		QRect crosshairArea(const QPointF &scene_pos) const;
 		QPointF           m_drag_last_pos;
 		bool              m_fresh_focus_in,
 						  m_first_activation = true;
@@ -111,6 +116,12 @@ class DiagramView : public PaletteGraphicsView
 		QPointF defaultPlacementPos() const;
 		void setCellRulersShown(bool shown);
 		void setCellLinesShown(bool shown);
+			/// The folio-wide crosshair under the mouse (Display menu),
+			/// one setting for every view
+		static bool crosshairShown();
+		static void setCrosshairShown(bool shown);
+		bool crosshairVisible() const { return m_crosshair_visible; }
+		QPointF crosshairPos() const { return m_crosshair_pos; }
 
 	protected:
 		void mouseDoubleClickEvent(QMouseEvent *) override;
@@ -127,6 +138,7 @@ class DiagramView : public PaletteGraphicsView
 		void paintEvent(QPaintEvent *event) override;
 		bool viewportEvent(QEvent *event) override;
 		void drawBackground(QPainter *painter, const QRectF &rect) override;
+		void drawForeground(QPainter *painter, const QRectF &rect) override;
 		void paintingInverted(bool inverted) override;
 		void mousePressEvent(QMouseEvent *) override;
 		void mouseMoveEvent(QMouseEvent *) override;

sources/qetdiagrameditor.cpp

@@ -590,6 +590,19 @@ void QETDiagramEditor::setUpActions()
 			}
 	});
 
+		//A crosshair across the whole folio under the mouse, to see
+		//whether symbols and terminals are in line
+	m_crosshair = new QAction(tr("Folio-wide crosshair"), this);
+	ShortcutManager::instance().registerAction(m_crosshair, "diagrameditor.crosshair", tr("Diagram editors"), QKeySequence());
+	m_crosshair->setStatusTip(tr("Show two lines across the whole folio under the mouse, to see whether parts are in line"));
+	m_crosshair->setCheckable(true);
+	m_crosshair->setChecked(DiagramView::crosshairShown());
+	connect(m_crosshair, &QAction::triggered, [this](bool checked) {
+		DiagramView::setCrosshairShown(checked);
+		for (DiagramView *view : findChildren<DiagramView *>())
+			view->viewport()->update();
+	});
+
 		//Snap step for dragged texts, as a fraction of the folio grid
 	m_text_grid_menu = new QMenu(tr("Text grid"), this);
 	m_text_grid_menu->setIcon(QET::Icons::Grid);
@@ -1703,6 +1716,7 @@ void QETDiagramEditor::setUpMenu()
 	menu_affichage -> addAction(m_mode_visualise);
 	menu_affichage -> addSeparator();
 	menu_affichage -> addAction(m_draw_grid);
+	menu_affichage -> addAction(m_crosshair);
 	menu_affichage -> addMenu(m_text_grid_menu);
 	menu_affichage -> addAction(m_draw_guides);
 	menu_affichage -> addAction(m_cell_rulers);

sources/qetdiagrameditor.h

@@ -264,6 +264,7 @@ class QETDiagramEditor : public QETMainWindow
 		*m_configure_duplicate,		///< Reopen the duplicate offset/direction dialog (#991)
 		*m_auto_conductor,		///< Enable/Disable the use of auto conductor
 		*m_auto_break_conductor,	///< Enable/Disable the use of auto break conductor
+		*m_crosshair,			///< Show the folio-wide crosshair
 		*m_add_cable = nullptr,		///< Draw the trunk line of a cable
 		*m_draw_grid,			///< Switch the background grid display or not
 		*m_draw_guides = nullptr,	///< Switch the custom guides display or not

tests/qttest/CMakeLists.txt

@@ -103,6 +103,15 @@ if(Python3_Interpreter_FOUND AND CMAKE_GENERATOR STREQUAL "Ninja")
       --source ${CMAKE_CURRENT_SOURCE_DIR}/cable_undo_probe.cpp
       --fixture ${CMAKE_CURRENT_SOURCE_DIR}/fixtures/unlinked_contact_label.qet)
   set_tests_properties(tst_cableundointegration PROPERTIES TIMEOUT 300 RUN_SERIAL TRUE)
+  # The folio-wide crosshair follows the mouse on the grid, on screen
+  # only, and goes when the mouse leaves or the option is off.
+  add_test(NAME tst_crosshairintegration
+    COMMAND ${Python3_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/run_crosshair_probe.py
+      --build ${CMAKE_BINARY_DIR} --binary $<TARGET_FILE:qelectrotech>
+      --source ${CMAKE_CURRENT_SOURCE_DIR}/crosshair_probe.cpp
+      --fixture ${CMAKE_CURRENT_SOURCE_DIR}/fixtures/unlinked_contact_label.qet)
+  set_tests_properties(tst_crosshairintegration PROPERTIES TIMEOUT 300 RUN_SERIAL TRUE
+    ENVIRONMENT "QT_QPA_PLATFORM=offscreen")
 endif()
 if(Python3_Interpreter_FOUND AND CMAKE_GENERATOR STREQUAL "Ninja")
   add_test(NAME tst_darkimageintegration

tests/qttest/crosshair_probe.cpp

@@ -0,0 +1,109 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+// The folio-wide crosshair, linked against the application's objects.
+//
+// With the Display option on, two lines cross the whole folio through the
+// grid point under the mouse, to see at a glance whether parts are in
+// line. They are drawn on screen only: no item is added to the folio, so
+// nothing of them is saved, exported or printed. They go when the mouse
+// leaves the view and when the option is off, and the option is kept in
+// the settings.
+#include <QApplication>
+#include <QFontDatabase>
+#include <QImage>
+#include <QMouseEvent>
+#include <QSettings>
+#include <QTemporaryDir>
+#include <cstdio>
+#include <stdexcept>
+
+#include "../../sources/diagram.h"
+#include "../../sources/diagramview.h"
+#include "../../sources/qetproject.h"
+#include "../../sources/qetmessagebox.h"
+
+static void check(bool value, const char *message)
+{
+	if (!value) throw std::runtime_error(message);
+	std::printf("ok: %s\n", message);
+}
+
+static void moveTo(DiagramView &view, const QPoint &p)
+{
+	QMouseEvent event(QEvent::MouseMove, QPointF(p), view.viewport()->mapToGlobal(QPointF(p)),
+					  Qt::NoButton, Qt::NoButton, Qt::NoModifier);
+	QApplication::sendEvent(view.viewport(), &event);
+}
+
+/// How many pixels of the crosshair colour lie along one row of the view
+static int bluePixels(const QImage &image, int row)
+{
+	int n = 0;
+	for (int x = 0; x < image.width(); ++x) {
+		const QColor c = image.pixelColor(x, row);
+		if (c.blue() > 150 && c.red() < 80) ++n;
+	}
+	return n;
+}
+
+int main(int argc, char **argv)
+{
+	QApplication app(argc, argv);
+	std::freopen(argv[2], "w", stdout);
+
+	QTemporaryDir settings;
+	QSettings::setDefaultFormat(QSettings::IniFormat);
+	QSettings::setPath(QSettings::IniFormat, QSettings::UserScope, settings.path());
+	QCoreApplication::setOrganizationName("QETCrosshairRegression");
+	QETProject::setBackupEnabled(false);
+	QET::QetMessageBox::setNonInteractive(true);
+	QFontDatabase::addApplicationFont(":/fonts/LiberationSans-Regular.ttf");
+
+	try
+	{
+		QETProject project(QString::fromLocal8Bit(argv[1]));
+		check(project.state() == QETProject::Ok, "fixture opens");
+		project.buildFolios(project.diagrams());
+		Diagram *folio = project.diagrams().first();
+
+		DiagramView view(folio);
+		view.resize(800, 600);
+		view.centerOn(folio->border_and_titleblock.insideBorderRect().center());
+		QApplication::processEvents();
+		const int items = folio->items().size();
+
+		check(!DiagramView::crosshairShown(), "off by default");
+		const QPoint mouse(403, 297);
+		moveTo(view, mouse);
+		check(!view.crosshairVisible(), "no crosshair while the option is off");
+
+		DiagramView::setCrosshairShown(true);
+		moveTo(view, mouse);
+		check(view.crosshairVisible(), "the crosshair follows the mouse once on");
+		const QPointF at = view.crosshairPos();
+		check(at == Diagram::snapToGrid(view.mapToScene(mouse)), "it stands on the grid point under the mouse");
+		check(folio->items().size() == items, "nothing is added to the folio");
+
+		const QImage image = view.viewport()->grab().toImage();
+		const int row = view.mapFromScene(at).y();
+		check(bluePixels(image, row) > image.width() / 2, "a line crosses the view through that point");
+		check(bluePixels(image, row + 20) < image.width() / 4, "and not elsewhere");
+
+		QEvent leave(QEvent::Leave);
+		QApplication::sendEvent(view.viewport(), &leave);
+		check(!view.crosshairVisible(), "it goes when the mouse leaves the view");
+
+		DiagramView::setCrosshairShown(false);
+		moveTo(view, mouse);
+		check(!view.crosshairVisible(), "and when the option is switched off");
+		check(!QSettings().value("diagrameditor/crosshair").toBool(), "the option is kept in the settings");
+		std::puts("PASS");
+	}
+	catch (const std::exception &error)
+	{
+		std::printf("FAIL: %s\n", error.what());
+		std::fflush(stdout);
+		return 1;
+	}
+	std::fflush(stdout);
+	return 0;
+}

tests/qttest/run_crosshair_probe.py

@@ -0,0 +1,60 @@
+#!/usr/bin/env python3
+"""Link the crosshair integration probe using an existing Ninja app build.
+
+Reuses app objects without duplicating the app or introducing a core-library
+refactor. No application source or existing executable is replaced. The
+generated manifest, probe binary, reports and export fixtures stay in build/.
+"""
+import argparse
+import pathlib
+import re
+import shutil
+import subprocess
+import sys
+
+parser = argparse.ArgumentParser()
+parser.add_argument('--build', required=True)
+parser.add_argument('--binary', required=True)
+parser.add_argument('--source', required=True)
+parser.add_argument('--fixture', required=True)
+args = parser.parse_args()
+build = pathlib.Path(args.build).resolve()
+binary = pathlib.Path(args.binary).resolve()
+source = pathlib.Path(args.source).resolve()
+fixture = pathlib.Path(args.fixture).resolve()
+manifest = (build / 'build.ninja').read_text(encoding='utf-8')
+match = re.search(r'^build (\S*?/sources/main\.cpp\.(?:obj|o)):', manifest, re.MULTILINE)
+if not match:
+    sys.exit('Cannot find the application main object in the Ninja build.')
+main_object = match.group(1)
+probe_object = main_object.replace('main.cpp.', 'crosshair_probe.cpp.')
+probe_binary = binary.with_name('crosshair_probe' + binary.suffix)
+def escape(path):
+    return pathlib.Path(path).as_posix().replace('$', '$$').replace(':', '$:').replace(' ', '$ ')
+main_source = source.parents[2] / 'sources' / 'main.cpp'
+manifest = manifest.replace(main_object, probe_object)
+manifest = manifest.replace(escape(main_source), escape(source))
+if binary.suffix:
+    manifest = manifest.replace(binary.name, probe_binary.name)
+else:
+    old_target = escape(binary.name if binary.parent == build else binary)
+    new_target = escape(probe_binary.name if probe_binary.parent == build else probe_binary)
+    manifest = manifest.replace('build ' + old_target + ':', 'build ' + new_target + ':')
+    old_file = binary.name if binary.parent == build else binary.as_posix()
+    new_file = probe_binary.name if probe_binary.parent == build else probe_binary.as_posix()
+    manifest = re.sub(r'^  TARGET_FILE = ' + re.escape(old_file) + r'$',
+                      '  TARGET_FILE = ' + new_file, manifest, flags=re.MULTILINE)
+probe_manifest = build / 'crosshair-probe.ninja'
+probe_manifest.write_text(manifest, encoding='utf-8')
+ninja = shutil.which('ninja')
+if not ninja:
+    sys.exit('Ninja is required for the integration probe.')
+target = probe_binary.name if probe_binary.parent == build else str(probe_binary)
+subprocess.run([ninja, '-C', str(build), '-f', probe_manifest.name, target], check=True)
+output = build / 'crosshair'
+output.mkdir(exist_ok=True)
+report = output / 'results.txt'
+result = subprocess.run([str(probe_binary), str(fixture), str(report), str(output)], timeout=90)
+if report.exists():
+    print(report.read_text(encoding='utf-8', errors='replace'))
+sys.exit(result.returncode)