From b6a912e507052193a7e9cdbf4665a92866476703 Mon Sep 17 00:00:00 2001
From: unknown <unknown@localhost.(none)>
Date: Thu, 14 Aug 2008 17:43:46 +0200
Subject: [PATCH] lighter deletion + playlist status added

---
 src/helpers.cpp        | 53 +++++++++++++++++++++++++++--
 src/helpers.h          |  1 +
 src/menu.cpp           | 64 ++++++++++++++++++++++++-----------
 src/misc.cpp           |  9 +++--
 src/misc.h             |  3 +-
 src/ncmpcpp.cpp        | 77 ++++++++++++++++++++++++++----------------
 src/status_checker.cpp | 10 ++++--
 7 files changed, 158 insertions(+), 59 deletions(-)

diff --git a/src/helpers.cpp b/src/helpers.cpp
index 070bd0a6..875b503a 100644
--- a/src/helpers.cpp
+++ b/src/helpers.cpp
@@ -82,6 +82,54 @@ void WindowTitle(const string &status)
 		   printf("\033]0;%s\7",status.c_str());
 }
 
+string TotalPlaylistLength()
+{
+	const int MINUTE = 60;
+	const int HOUR = 60*MINUTE;
+	const int DAY = 24*HOUR;
+	const int YEAR = 365*DAY;
+	string result;
+	int length = 0;
+	for (vector<Song *>::const_iterator it = vPlaylist.begin(); it != vPlaylist.end(); it++)
+		length += (*it)->GetTotalLength();
+	
+	int years = length/YEAR;
+	if (years)
+	{
+		result += IntoStr(years) + (years == 1 ? " year" : " years");
+		length -= years*YEAR;
+		if (length)
+			result += ", ";
+	}
+	int days = length/DAY;
+	if (days)
+	{
+		result += IntoStr(days) + (days == 1 ? " day" : " days");
+		length -= days*DAY;
+		if (length)
+			result += ", ";
+	}
+	int hours = length/HOUR;
+	if (hours)
+	{
+		result += IntoStr(hours) + (hours == 1 ? " hour" : " hours");
+		length -= hours*HOUR;
+		if (length)
+			result += ", ";
+	}
+	int minutes = length/MINUTE;
+	if (minutes)
+	{
+		result += IntoStr(minutes) + (minutes == 1 ? " minute" : " minutes");
+		length -= minutes*MINUTE;
+		if (length)
+			result += ", ";
+	}
+	if (length)
+		result += IntoStr(length) + (length == 1 ? " second" : " seconds");
+	return result;
+}
+
 string DisplaySong(const Song &s, const string &song_template)
 {	
 	string result;
@@ -506,6 +554,7 @@ bool GetSongInfo(Song &s)
 
 void GetDirectory(string dir)
 {
+	int highlightme = -1;
 	browsed_dir_scroll_begin = 0;
 	if (browsed_dir != dir)
 		mBrowser->Reset();
@@ -545,8 +594,7 @@ void GetDirectory(string dir)
 				vBrowser.push_back(directory);
 				mBrowser->AddOption("[" + directory.name + "]");
 				if (directory.name == browsed_subdir)
-					mBrowser->Highlight(mBrowser->MaxChoice());
-				redraw_me = 1;
+					highlightme = mBrowser->MaxChoice();
 				break;
 			}
 			case MPD_DATA_TYPE_SONG:
@@ -571,6 +619,7 @@ void GetDirectory(string dir)
 			}
 		}
 	}
+	mBrowser->Highlight(highlightme);
 	mpd_data_free(browser);
 	browsed_subdir.clear();
 	
diff --git a/src/helpers.h b/src/helpers.h
index f89b414e..ed7d81a2 100644
--- a/src/helpers.h
+++ b/src/helpers.h
@@ -40,6 +40,7 @@ extern ncmpcpp_config Config;
 bool SortSongsByTrack(const Song &, const Song &);
 bool CaseInsensitiveComparison(string, string);
 void WindowTitle(const string &);
+string TotalPlaylistLength();
 string DisplaySong(const Song &, const string & = Config.song_list_format);
 void ShowMessage(const string &, int = Config.message_delay_time);
 void GetDirectory(string);
diff --git a/src/menu.cpp b/src/menu.cpp
index 05ec8af9..3df8bb8f 100644
--- a/src/menu.cpp
+++ b/src/menu.cpp
@@ -214,29 +214,26 @@ void Menu::DeleteOption(int no)
 	if (itsHighlight > itsOptions.size()-1)
 		itsHighlight = itsOptions.size()-1;
 	
+	idlok(itsWindow, 1);
+	scrollok(itsWindow, 1);
 	int MaxBeginning = itsOptions.size() < itsHeight ? 0 : itsOptions.size()-itsHeight;
 	if (itsBeginning > MaxBeginning)
 	{
 		itsBeginning = MaxBeginning;
-		NeedsRedraw.push_back(itsHighlight);
-		Refresh();
-		redraw_screen();
+		wmove(itsWindow, no-1-itsBeginning, 0);
+		wdeleteln(itsWindow);
+		wscrl(itsWindow, -1);
+		NeedsRedraw.push_back(itsBeginning);
 	}
 	else
 	{
-		vector<Option *>::const_iterator it = itsOptions.begin()+itsHighlight;
-		NeedsRedraw.reserve(itsHeight);
-		int i = itsHighlight;
-		for (; i < itsBeginning+itsHeight && it != itsOptions.end(); i++, it++)
-			NeedsRedraw.push_back(i);
-		for (; i < itsBeginning+itsHeight; i++)
-			mvwhline(itsWindow, i, 0, 32, itsWidth);
+		wmove(itsWindow, no-1-itsBeginning, 0);
+		wdeleteln(itsWindow);
 	}
-	
-	/*if (itsBeginning > 0 && itsBeginning == itsOptions.size()-itsHeight)
-		itsBeginning--;
-	Go(UP);*/
-	//Window::Clear();
+	NeedsRedraw.push_back(itsHighlight);
+	NeedsRedraw.push_back(itsBeginning+itsHeight-1);
+	scrollok(itsWindow, 0);
+	idlok(itsWindow, 0);
 }
 
 void Menu::redraw_screen()
@@ -511,17 +508,46 @@ void Menu::Go(WHERE where)
 
 void Menu::Highlight(int which)
 {
-	if (which <= itsOptions.size())
-		itsHighlight = which-1;
+	which--;
+	
+	int old_highlight = itsHighlight;
+	int old_beginning = itsBeginning;
+	
+	if (which < itsOptions.size())
+		itsHighlight = which;
 	else
 		return;
 	
-	if (which > itsHeight)
+	if (which >= itsHeight)
+	{
 		itsBeginning = itsHighlight-itsHeight/2;
+		if (itsBeginning > itsOptions.size()-itsHeight)
+			itsBeginning = itsOptions.size()-itsHeight;
+	}
 	else
 		itsBeginning = 0;
 	
-	redraw_screen();
+	int howmuch = itsBeginning-old_beginning;
+	
+	if (Abs(howmuch) > itsHeight/2)
+		redraw_screen();
+	else
+	{
+		idlok(itsWindow, 1);
+		scrollok(itsWindow, 1);
+		if (old_highlight >= itsBeginning && old_highlight < itsBeginning+itsHeight)
+			NeedsRedraw.push_back(old_highlight);
+		wscrl(itsWindow, howmuch);
+		if (howmuch < 0)
+			for (int i = 0; i < Abs(howmuch); i++)
+				NeedsRedraw.push_back(itsBeginning+i);
+		else
+			for (int i = 0; i < Abs(howmuch); i++)
+				NeedsRedraw.push_back(itsBeginning+itsHeight-1-i);
+		NeedsRedraw.push_back(itsHighlight);
+		scrollok(itsWindow, 0);
+		idlok(itsWindow, 0);
+	}
 }
 
 void Menu::Reset()
diff --git a/src/misc.cpp b/src/misc.cpp
index dca8dddf..dd1f6300 100644
--- a/src/misc.cpp
+++ b/src/misc.cpp
@@ -22,14 +22,14 @@
 
 using std::stringstream;
 
-int StrToInt(string str)
+int Abs(int num)
 {
-	return atoi(str.c_str());
+	return (num < 0 ? -num : num);
 }
 
-int StrToInt(char str[])
+int StrToInt(string str)
 {
-	return atoi(str);
+	return atoi(str.c_str());
 }
 
 string IntoStr(int liczba)
@@ -66,4 +66,3 @@ string ShowTime(int length)
 	return ss.str();
 }
 
-
diff --git a/src/misc.h b/src/misc.h
index ca4c7153..807de097 100644
--- a/src/misc.h
+++ b/src/misc.h
@@ -28,8 +28,9 @@
 
 using std::string;
 
+int Abs(int);
+
 int StrToInt(string);
-int StrToInt(char);
 
 string IntoStr(int);
 string IntoStr(double, int);
diff --git a/src/ncmpcpp.cpp b/src/ncmpcpp.cpp
index d661bc25..6e95d061 100644
--- a/src/ncmpcpp.cpp
+++ b/src/ncmpcpp.cpp
@@ -92,6 +92,7 @@ time_t now;
 int now_playing = -1;
 int playing_song_scroll_begin = 0;
 int browsed_dir_scroll_begin = 0;
+int stats_scroll_begin = 0;
 
 int block_statusbar_update_delay = -1;
 
@@ -118,6 +119,7 @@ bool title_allowed = 0;
 
 bool header_update_status = 0;
 
+bool dont_change_now_playing = 0;
 bool block_progressbar_update = 0;
 bool block_statusbar_update = 0;
 bool allow_statusbar_unblock = 1;
@@ -134,6 +136,8 @@ extern string UNKNOWN_ARTIST;
 extern string UNKNOWN_TITLE;
 extern string UNKNOWN_ALBUM;
 
+extern string playlist_stats;
+
 int main(int argc, char *argv[])
 {
 	DefaultConfiguration(Config);
@@ -308,7 +312,7 @@ int main(int argc, char *argv[])
 					title = "Help";
 					break;
 				case csPlaylist:
-					title = "Playlist";
+					title = "Playlist ";
 					break;
 				case csBrowser:
 					title = "Browse: ";
@@ -329,6 +333,40 @@ int main(int argc, char *argv[])
 				wHeader->Bold(1);
 				wHeader->WriteXY(0, 0, title, 1);
 				wHeader->Bold(0);
+				
+				if (current_screen == csPlaylist && !playlist_stats.empty())
+				{
+					int max_length = wHeader->GetWidth()-volume_state.length()-title.length();
+					if (playlist_stats.length() > max_length)
+						wHeader->WriteXY(title.length(), 0, playlist_stats.substr(0, max_length));
+					else
+						wHeader->WriteXY(title.length(), 0, playlist_stats);
+				}
+				
+				if (current_screen == csBrowser)
+				{
+					int max_length_without_scroll = wHeader->GetWidth()-volume_state.length()-title.length();
+					ncmpcpp_string_t wbrowseddir = NCMPCPP_TO_WSTRING(browsed_dir);
+					wHeader->Bold(1);
+					if (browsed_dir.length() > max_length_without_scroll)
+					{
+#						ifdef UTF8_ENABLED
+						wbrowseddir += L" ** ";
+#						else
+						wbrowseddir += " ** ";
+#						endif
+						const int scrollsize = max_length_without_scroll;
+						ncmpcpp_string_t part = wbrowseddir.substr(browsed_dir_scroll_begin++, scrollsize);
+						if (part.length() < scrollsize)
+							part += wbrowseddir.substr(0, scrollsize-part.length());
+						wHeader->WriteXY(title.length(), 0, part);
+						if (browsed_dir_scroll_begin >= wbrowseddir.length())
+							browsed_dir_scroll_begin = 0;
+					}
+					else
+						wHeader->WriteXY(title.length(), 0, browsed_dir);
+					wHeader->Bold(0);
+				}
 			}
 			else
 				wHeader->WriteXY(0, 0, "[b]1:[/b]Help  [b]2:[/b]Playlist  [b]3:[/b]Browse  [b]4:[/b]Search  [b]5:[/b]Library", 1);
@@ -336,31 +374,6 @@ int main(int argc, char *argv[])
 			wHeader->SetColor(Config.volume_color);
 			wHeader->WriteXY(max_allowed_title_length, 0, volume_state);
 			wHeader->SetColor(Config.header_color);
-		
-			if (current_screen == csBrowser)
-			{
-				int max_length_without_scroll = wHeader->GetWidth()-volume_state.length()-title.length();
-				ncmpcpp_string_t wbrowseddir = NCMPCPP_TO_WSTRING(browsed_dir);
-				wHeader->Bold(1);
-				if (browsed_dir.length() > max_length_without_scroll)
-				{
-#					ifdef UTF8_ENABLED
-					wbrowseddir += L" ** ";
-#					else
-					wbrowseddir += " ** ";
-#					endif
-					const int scrollsize = max_length_without_scroll;
-					ncmpcpp_string_t part = wbrowseddir.substr(browsed_dir_scroll_begin++, scrollsize);
-					if (part.length() < scrollsize)
-						part += wbrowseddir.substr(0, scrollsize-part.length());
-					wHeader->WriteXY(8, 0, part);
-					if (browsed_dir_scroll_begin >= wbrowseddir.length())
-						browsed_dir_scroll_begin = 0;
-				}
-				else
-					wHeader->WriteXY(8, 0, browsed_dir);
-				wHeader->Bold(0);
-			}
 		}
 		
 		if (current_screen == csLibrary && !block_library_update)
@@ -1161,6 +1174,7 @@ int main(int argc, char *argv[])
 				if (!mPlaylist->Empty() && current_screen == csPlaylist)
 				{
 					block_playlist_update = 1;
+					dont_change_now_playing = 1;
 					mPlaylist->Timeout(50);
 					int id = mPlaylist->GetChoice()-1;
 					
@@ -1174,17 +1188,18 @@ int main(int argc, char *argv[])
 							id = mPlaylist->GetChoice()-1;
 							
 							mpd_playlist_queue_delete_pos(conn, id);
-							if (now_playing > id)
-								now_playing--;
 							delete vPlaylist[id];
 							vPlaylist.erase(vPlaylist.begin()+id);
 							mPlaylist->DeleteOption(id+1);
+							if (now_playing > id)
+								now_playing--;
 							mPlaylist->Refresh();
 						}
 						mPlaylist->ReadKey(input);
 					}
 					mpd_playlist_queue_commit(conn);
 					mPlaylist->Timeout(ncmpcpp_window_timeout);
+					dont_change_now_playing = 0;
 					block_playlist_update = 0;
 				}
 				if (current_screen == csBrowser)
@@ -1385,7 +1400,6 @@ int main(int argc, char *argv[])
 			{
 				if (current_screen == csPlaylist && now_playing >= 0)
 					mPlaylist->Highlight(now_playing+1);
-				redraw_me = 1;
 				break;
 			}
 			case 'r': // switch repeat state
@@ -1536,7 +1550,7 @@ int main(int argc, char *argv[])
 					timer = time(NULL);
 					if (findme.empty())
 						break;
-					transform(findme.begin(), findme.end(), findme.end(), tolower);
+					transform(findme.begin(), findme.end(), findme.begin(), tolower);
 					
 					if (input == '/') // forward
 					{
@@ -1562,7 +1576,10 @@ int main(int argc, char *argv[])
 					if (vFoundPositions.empty())
 						ShowMessage("Unable to find \"" + findme + "\"");
 					else
+					{
 						mCurrent->Highlight(vFoundPositions.front());
+						mCurrent->Highlighting(1);
+					}
 				}
 				break;
 			}
diff --git a/src/status_checker.cpp b/src/status_checker.cpp
index 3b2d3b3f..daba7e59 100644
--- a/src/status_checker.cpp
+++ b/src/status_checker.cpp
@@ -69,6 +69,7 @@ extern CurrScreen current_screen;
 
 extern bool header_update_status;
 
+extern bool dont_change_now_playing;
 extern bool allow_statusbar_unblock;
 extern bool block_progressbar_update;
 extern bool block_statusbar_update;
@@ -81,6 +82,8 @@ long long playlist_old_id = -1;
 
 int old_playing;
 
+string playlist_stats;
+
 void TraceMpdStatus()
 {
 	mpd_status_update(conn);
@@ -130,7 +133,7 @@ void NcmpcppStatusChanged(MpdObj *conn, ChangedStatusType what)
 	wFooter->Bold(1);
 	wFooter->GetXY(sx, sy);
 	
-	if (now_playing != mpd_player_get_current_song_pos(conn) || what & MPD_CST_SONGID)
+	if ((now_playing != mpd_player_get_current_song_pos(conn) || what & MPD_CST_SONGID) && !dont_change_now_playing)
 	{
 		old_playing = now_playing;
 		now_playing = mpd_player_get_current_song_pos(conn);
@@ -208,9 +211,12 @@ void NcmpcppStatusChanged(MpdObj *conn, ChangedStatusType what)
 		
 		if (vPlaylist.empty())
 		{
+			playlist_stats.clear();
 			mPlaylist->Reset();
 			ShowMessage("Cleared playlist!");
 		}
+		else
+			playlist_stats = "(" + IntoStr(vPlaylist.size()) + (vPlaylist.size() == 1 ? " song" : " songs") + ", length: " + TotalPlaylistLength() + ")";
 		
 		if (current_screen == csBrowser)
 		{
@@ -422,7 +428,6 @@ void NcmpcppStatusChanged(MpdObj *conn, ChangedStatusType what)
 	{
 		if (!vPlaylist.empty() && now_playing >= 0)
 		{
-			Song &s = *vPlaylist[now_playing];
 			if (!mPlaylist->Empty())
 			{
 				if (old_playing >= 0)
@@ -447,5 +452,6 @@ void NcmpcppStatusChanged(MpdObj *conn, ChangedStatusType what)
 	wFooter->Refresh();
 	wFooter->AutoRefresh(1);
 	wFooter->EnableBB();
+	wCurrent->Refresh();
 }