添加红喇叭效果，改善红框选中效果

src/com/example/css/left/LeftMusicPage.css

@@ -46,6 +46,8 @@
 	-fx-border-color: #bfbfbf;
 }
 
+//以下是歌单按钮的三种状态的各自样式
+
 .listButton{
 	-fx-text-fill: #bfbfbf;
 	-fx-font-size: 20;
@@ -56,14 +58,53 @@
 .listButton:pressed, .listButton:focused{
 	-fx-text-fill: white;
 	-fx-background-color: #525252;
+}
+
+.listButton:hover{
+	-fx-text-fill: white;
+	-fx-effect: dropshadow(three-pass-box , -fx-shadow-highlight-color, 5, 0.0 , 0, 0);
+}
+
+.listButtonPlay{
+	-fx-text-fill: #bfbfbf;
+	-fx-font-size: 20;
+	-fx-pref-width:290;
+	-fx-pref-height:50;
+	-fx-padding: 5 0 5 15;
+	-fx-background-image: url(hornBG.png);
+}
+.listButtonPlay:pressed, .listButtonPlay:focused{
+	-fx-text-fill: white;
+	-fx-background-color: #525252;
+}
+
+.listButtonPlay:hover{
+	-fx-text-fill: white;
+	-fx-effect: dropshadow(three-pass-box , -fx-shadow-highlight-color, 5, 0.0 , 0, 0);
+}
+
+.listButtonPlayAndSelected{
+	-fx-background-image: url(hornBG.png);
+	-fx-font-size: 20;
+	-fx-pref-width:290;
+	-fx-pref-height:50;
+	-fx-text-fill: white;
+	-fx-background-color: #525252;
 	-fx-border-width:0 0 0 7;
 	-fx-border-color: linear-gradient( #800000 0%, red 100%);
 	-fx-padding: 5 0 5 8;
 }
 
-.listButton:hover{
+.listButtonSelected{
+	-fx-background-image: null;
+	-fx-font-size: 20;
+	-fx-pref-width:290;
+	-fx-pref-height:50;
 	-fx-text-fill: white;
-	-fx-effect: dropshadow(three-pass-box , -fx-shadow-highlight-color, 5, 0.0 , 0, 0);
+	-fx-background-color: #525252;
+	-fx-border-width:0 0 0 7;
+	-fx-border-color: linear-gradient( #800000 0%, red 100%);
+	-fx-padding: 5 0 5 8;
 }
 
 .CloseList{
@@ -103,6 +144,8 @@
 	-fx-text-fill: white;
 }
 
+
+
 .lightButton{
 	-fx-text-fill: #bfbfbf;
 	-fx-background-color: #1b1d20;
@@ -120,4 +163,25 @@
 .lightButton:focused{
 	-fx-text-fill: white;
 	-fx-background-color: #42444a;
+}
+
+
+.localButtonHorn{
+	-fx-text-fill: #bfbfbf;
+	-fx-background-color: #1b1d20;
+	-fx-border-color:#bfbfbf;
+	-fx-background-image: url("localHorn.png");
+}
+.localButtonHorn:hover{
+	-fx-text-fill: white;
+	-fx-background-color: #42444a;
+	-fx-effect: dropshadow(three-pass-box , -fx-shadow-highlight-color, 5, 0.0 , 0, 0);
+}
+.localButtonHorn:pressed{
+	-fx-text-fill: white;
+	-fx-background-color: #42444a;
+}
+.localButtonHorn:focused{
+	-fx-text-fill: white;
+	-fx-background-color: #42444a;
 }

src/com/example/event/MainAction.java

@@ -273,11 +273,27 @@ private void loopDirectory(File file, ArrayList<File> fl) {
 	}
 
 	public void createMusicList(Button nb) {
-		nb.getStyleClass().remove(0);
-		nb.getStyleClass().add("listButton");
+		nb.getStyleClass().set(0,"listButton");
 		ml.getItems().add(nb);
 		nb.setOnAction(nbe -> {
 			musiclist(nb.getText());
+
+			for(Button m : ml.getItems()){
+				if(m.getStyleClass().get(0).equals("listButtonPlayAndSelected")){
+					m.getStyleClass().set(0, "listButtonPlay");
+				}
+				else if(m.getStyleClass().get(0).equals("listButtonPlay")){
+					continue;
+				}
+				else{
+					m.getStyleClass().set(0, "listButton");
+				}
+			}
+			if(nb.getStyleClass().get(0).equals("listButtonPlay")){
+				nb.getStyleClass().set(0,"listButtonPlayAndSelected");
+			}else{
+				nb.getStyleClass().set(0,"listButtonSelected");
+			}
 		});
 		nb.setOnMouseClicked(tca);
 	}
@@ -767,4 +783,23 @@ public static MainAction getMa() {
 			ma = new MainAction(GUI.getGui());
 		return ma;
 	}
+
+	public static void changeHorn(String musicListName) {//给播放歌单添加小喇叭
+		Button btn = gui.getLlC().getButton_localMusic();
+		if(musicListName.equals("本地音乐")){
+			btn.getStyleClass().set(0, "localButtonHorn");
+			for(Button m : ml.getItems()){
+				m.getStyleClass().set(0, "listButton");
+			}
+		}else{
+			btn.getStyleClass().set(0, "lightButton");
+			for(Button m : ml.getItems()){
+				m.getStyleClass().set(0, "listButton");
+				if(m.getText().equals(musicListName)){
+					m.getStyleClass().set(0, "listButtonPlayAndSelected");
+				}
+			}
+		}
+	}
+
 }

src/com/example/event/TagClickAction.java

@@ -141,6 +141,7 @@ public ContextBox(TagClickAction action) {
 			MainAction.ps.setCurrent_song(ml.get(mli));
 			MainAction.setCurrentList(l);
 			MainAction.pause();
+			MainAction.changeHorn(GlobalVariable.currentMenu.get());
 		});
 		play_next.setOnAction(e ->{
 			List<MusicUtils> cl = MainAction.ps.getCurrent_songMenu();