Prepopulate search window input with current text selection (#4178)

Co-authored-by: Felanbird <41973452+Felanbird@users.noreply.github.com>

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## Unversioned
 
+- Minor: Search window input will automatically use currently selected text if present. (#4178)
 - Minor: Cleared up highlight sound settings (#4194)
 - Bugfix: Fixed highlight sounds not reloading on change properly. (#4194)
 - Bugfix: Fixed CTRL + C not working in reply thread popups. (#4209)

src/widgets/helper/SearchPopup.cpp

@@ -62,6 +62,12 @@ SearchPopup::SearchPopup(QWidget *parent, Split *split)
     , split_(split)
 {
     this->initLayout();
+    if (this->split_ && this->split_->getChannelView().hasSelection())
+    {
+        this->searchInput_->setText(
+            this->split_->getChannelView().getSelectedText().trimmed());
+        this->searchInput_->selectAll();
+    }
     this->resize(400, 600);
     this->addShortcuts();
 }