window: fill background color on clearing to EOL

src/status.cpp

@@ -465,7 +465,8 @@ void Status::Changes::playerState()
 			myPlaylist->reloadRemaining();
 			if (Config.design == Design::Alternative)
 			{
-				*wHeader << NC::XY(0, 0) << wclrtoeol << NC::XY(0, 1) << wclrtoeol;
+				*wHeader << NC::XY(0, 0) << NC::TermManip::ClearToEOL;
+				*wHeader << NC::XY(0, 1) << NC::TermManip::ClearToEOL;
 				mixer();
 				flags();
 			}
@@ -488,7 +489,7 @@ void Status::Changes::playerState()
 	{
 		*wFooter << NC::XY(0, 1);
 		if (state.empty())
-			*wFooter << wclrtoeol;
+			*wFooter << NC::TermManip::ClearToEOL;
 		else
 			*wFooter << NC::Format::Bold << state << NC::Format::NoBold;
 	}
@@ -551,7 +552,7 @@ void Status::Changes::elapsedTime(bool update_elapsed)
 	if (m_player_state == MPD::psStop)
 	{
 		if (Statusbar::isUnlocked() && Config.statusbar_visibility)
-			*wFooter << NC::XY(0, 1) << wclrtoeol;
+			*wFooter << NC::XY(0, 1) << NC::TermManip::ClearToEOL;
 		return;
 	}
 	
@@ -592,7 +593,7 @@ void Status::Changes::elapsedTime(bool update_elapsed)
 				}
 				NC::WBuffer np_song;
 				Format::print(Config.song_status_wformat, np_song, &np);
-				*wFooter << NC::XY(0, 1) << wclrtoeol << NC::Format::Bold << ps << NC::Format::NoBold;
+				*wFooter << NC::XY(0, 1) << NC::TermManip::ClearToEOL << NC::Format::Bold << ps << NC::Format::NoBold;
 				writeCyclicBuffer(np_song, *wFooter, playing_song_scroll_begin, wFooter->getWidth()-ps.length()-tracklength.length(), L" ** ");
 				*wFooter << NC::Format::Bold << NC::XY(wFooter->getWidth()-tracklength.length(), 1) << tracklength << NC::Format::NoBold;
 			}
@@ -631,11 +632,11 @@ void Status::Changes::elapsedTime(bool update_elapsed)
 			size_t second_start = second_len < COLS-second_margin ? (COLS-second_len)/2 : ps.length()+1;
 
 			if (!Global::SeekingInProgress)
-				*wHeader << NC::XY(0, 0) << wclrtoeol << tracklength;
+				*wHeader << NC::XY(0, 0) << NC::TermManip::ClearToEOL << tracklength;
 			*wHeader << NC::XY(first_start, 0);
 			writeCyclicBuffer(first, *wHeader, first_line_scroll_begin, COLS-tracklength.length()-VolumeState.length()-1, L" ** ");
 
-			*wHeader << NC::XY(0, 1) << wclrtoeol << NC::Format::Bold << ps << NC::Format::NoBold;
+			*wHeader << NC::XY(0, 1) << NC::TermManip::ClearToEOL << NC::Format::Bold << ps << NC::Format::NoBold;
 			*wHeader << NC::XY(second_start, 1);
 			writeCyclicBuffer(second, *wHeader, second_line_scroll_begin, COLS-ps.length()-8-2, L" ** ");
 

src/statusbar.cpp

@@ -112,7 +112,7 @@ Statusbar::ScopedLock::~ScopedLock() noexcept
 		switch (Config.design)
 		{
 			case Design::Classic:
-				put() << wclrtoeol;
+				put(); // clear statusbar
 				break;
 			case Design::Alternative:
 				Progressbar::draw(Status::State::elapsedTime(), Status::State::totalTime());
@@ -149,7 +149,7 @@ void Statusbar::tryRedraw()
 					{
 						case MPD::psUnknown:
 						case MPD::psStop:
-							put() << wclrtoeol;
+							put(); // clear statusbar
 							break;
 						case MPD::psPlay:
 						case MPD::psPause:
@@ -168,7 +168,7 @@ void Statusbar::tryRedraw()
 
 NC::Window &Statusbar::put()
 {
-	*wFooter << NC::XY(0, Config.statusbar_visibility ? 1 : 0) << wclrtoeol;
+	*wFooter << NC::XY(0, Config.statusbar_visibility ? 1 : 0) << NC::TermManip::ClearToEOL;
 	return *wFooter;
 }
 
@@ -183,7 +183,7 @@ void Statusbar::print(int delay, const std::string &message)
 		else
 			progressbar_block_update = true;
 		wFooter->goToXY(0, Config.statusbar_visibility);
-		*wFooter << message << wclrtoeol;
+		*wFooter << message << NC::TermManip::ClearToEOL;
 		wFooter->refresh();
 	}
 }

src/title.cpp

@@ -47,14 +47,14 @@ void drawHeader()
 	switch (Config.design)
 	{
 		case Design::Classic:
-			*wHeader << NC::XY(0, 0) << wclrtoeol << NC::Format::Bold << myScreen->title() << NC::Format::NoBold;
+			*wHeader << NC::XY(0, 0) << NC::TermManip::ClearToEOL << NC::Format::Bold << myScreen->title() << NC::Format::NoBold;
 			*wHeader << Config.volume_color;
 			*wHeader << NC::XY(wHeader->getWidth()-VolumeState.length(), 0) << VolumeState;
 			*wHeader << NC::Color::End;
 			break;
 		case Design::Alternative:
 			std::wstring title = myScreen->title();
-			*wHeader << NC::XY(0, 3) << wclrtoeol;
+			*wHeader << NC::XY(0, 3) << NC::TermManip::ClearToEOL;
 			*wHeader << NC::Format::Bold << Config.alternative_ui_separator_color;
 			mvwhline(wHeader->raw(), 2, 0, 0, COLS);
 			mvwhline(wHeader->raw(), 4, 0, 0, COLS);

src/window.cpp

@@ -1094,9 +1094,18 @@ Window &Window::operator<<(Format format)
 	return *this;
 }
 
-Window &Window::operator<<(int (*f)(WINDOW *))
+Window &Window::operator<<(TermManip tm)
 {
-	f(m_window);
+	switch (tm)
+	{
+		case TermManip::ClearToEOL:
+		{
+			auto x = getX(), y = getY();
+			mvwhline(m_window, y, x, ' ', m_width-x);
+			goToXY(x, y);
+		}
+		break;
+	}
 	return *this;
 }
 

src/window.h

@@ -187,6 +187,9 @@ private:
 std::ostream &operator<<(std::ostream &os, const Color &c);
 std::istream &operator>>(std::istream &is, Color &f);
 
+/// Terminal manipulation functions
+enum class TermManip { ClearToEOL };
+
 /// Format flags used by NCurses
 enum class Format {
 	None,
@@ -410,8 +413,7 @@ struct Window
 	/// @param where indicates how many lines it has to scroll
 	virtual void scroll(Scroll where);
 	
-	/// Applies function of compatible prototype to internal WINDOW pointer
-	Window &operator<<(int (*f)(WINDOW *));
+	Window &operator<<(TermManip tm);
 	Window &operator<<(const Color &color);
 	Window &operator<<(Format format);
 	Window &operator<<(const XY &coords);