ui: usability fixes

* reduced mouse drag sensibility when clicking on graph nodes
* also edit search element when cursor in front and pressing DELETE
* scroll to up to minimized snippet after minimizing when scrolled down far

src/lib_gui/qt/element/code/QtCodeFileList.cpp

@@ -295,7 +295,13 @@ void QtCodeFileList::setFileMinimized(const FilePath path)
 	}
 	else
 	{
-		getFile(path)->setMinimized();
+		QtCodeFile* file = getFile(path);
+		file->setMinimized();
+
+		if (m_firstSnippetTitleBar->isVisible())
+		{
+			ensureWidgetVisibleAnimated(m_filesArea, file->getTitleBar(), QRect(), false, SCROLL_TOP);
+		}
 	}
 }
 

src/lib_gui/qt/element/search/QtSmartSearchBox.cpp

@@ -301,11 +301,11 @@ void QtSmartSearchBox::keyPressEvent(QKeyEvent* event)
 		}
 		else if (!hasSelectedText() && cursorPosition() == text().size() && m_cursorIndex < m_elements.size())
 		{
-			m_elements[m_cursorIndex]->setChecked(true);
-			deleteSelectedElements();
+			editElement(m_elements[m_cursorIndex]);
+			setCursorPosition(0);
 			return;
 		}
-		else
+		else if (event->matches(QKeySequence::DeleteStartOfWord))
 		{
 			std::string str = text().toStdString();
 			std::smatch match;

src/lib_gui/qt/graphics/component/QtGraphNodeComponentClickable.cpp

@@ -35,7 +35,7 @@ void QtGraphNodeComponentClickable::nodeMouseMoveEvent(QGraphicsSceneMouseEvent*
 {
 	Vec2i mousePos = Vec2i(event->scenePos().x(), event->scenePos().y());
 
-	if ((mousePos - m_mousePos).getLength() > 1.0f)
+	if ((mousePos - m_mousePos).getLength() > 3.0f)
 	{
 		m_mouseMoved = true;
 	}