Added Selector Component

src/main/java/de/curses/NativeCurses.java

@@ -77,9 +77,23 @@ public int defineColor(int color, int r, int g, int b) {
     public native void drawCorner(int x, int y, int type);
     private native void drawTee(int x, int y, int type);
     public void drawTee(int x, int y, int type, int color) {
+        //0 RIGHT POINTING
+        //1 LEFT POINTING
+        //2 UP POINTING
+        //3 DOWN POINTING
+        //4 CROSS
         setColor(color);
         drawTee(x,y, type);
     }
+    private native void drawArrow(int x, int y, int type);
+    public void drawArrow(int x, int y, int type, int color) {
+        //0 RIGHT POINTING
+        //1 LEFT POINTING
+        //2 UP POINTING
+        //3 DOWN POINTING
+        setColor(color);
+        drawArrow(x,y,type);
+    }
 
     public native void refresh();
 

src/main/java/de/curses/WindowManager.java

@@ -107,7 +107,7 @@ public void handleKey() throws InterruptedException {
                     break;
                 }
                 for(Window window : windows.values()) {
-                    window.draw();
+                    window.handleKey((char)in);
                 }
             }
         }).start();

src/main/java/de/curses/window/components/Selector.java

@@ -0,0 +1,40 @@
+package de.curses.window.components;
+
+import de.curses.NativeCurses;
+import de.curses.window.Component;
+
+public class Selector extends Component {
+
+    private String[] values;
+    private int index;
+
+    public Selector(Window parent, int x, int y, int width, int color, String... values) {
+        super(parent, x, y, width, 2, color);
+        this.values = values;
+    }
+
+    @Override
+    public void draw() {
+        drawBox(-1);
+        NativeCurses.instance().drawArrow(x+1, y+1, 0, color);
+        NativeCurses.instance().drawArrow(x+width-1, y+1, 1, color);
+        drawCenteredString((width/2), 1, current().substring(0, Math.min(current().length(), width-5)), color);
+    }
+
+    public String current() {
+        return values[index%values.length];
+    }
+
+    @Override
+    public boolean handleKey(char ch) {
+        if(ch == 260) {
+            if(index-1 <= 0) index=values.length;
+            index--;
+            return true;
+        }else if(ch==261) {
+            index++;
+            return true;
+        }
+        return false;
+    }
+}

src/main/java/de/curses/window/components/Window.java

@@ -174,7 +174,9 @@ public int compare(Button o1, Button o2) {
         });
         return buttons;
     }
-
+    public Component getComponent(int id) {
+        return components.getOrDefault(id, null);
+    }
 
     public Button selected() {
         return selected;

src/main/java/de/johannes/snake/StatsWindow.java

@@ -2,6 +2,7 @@
 
 import de.curses.NativeCurses;
 import de.curses.util.ColorBuilder;
+import de.curses.window.components.Selector;
 import de.curses.window.components.Window;
 
 import javax.lang.model.element.Name;
@@ -12,13 +13,19 @@ public StatsWindow(NativeCurses curses) {
         super(null, curses.getWidth() / 2 - (curses.getWidth() / 3)-20, curses.getHeight() / 2 - (curses.getHeight() / 3), 20, curses.getHeight()/3*2, ColorBuilder.create().defineForeground("#7731AF").build());
     }
 
+    @Override
+    public void init() {
+        addComponent(0, new Selector(this, 1,1, width-2, color, "Value1234567890", "Value2345678901", "Value3456789", "Bacon", "Cheese", "Value4567890"));
+    }
+
     @Override
     public void draw() {
 
     }
 
     @Override
     public boolean handleKey(char ch) {
+        this.handleKeyForSub(getComponent(0), ch);
         return false;
     }
 }

src/native/de_curses_NativeCurses.c

@@ -241,6 +241,29 @@ JNIEXPORT void JNICALL Java_de_curses_NativeCurses_drawTee(JNIEnv *, jobject, ji
 	}
 }
 
+JNIEXPORT void JNICALL Java_de_curses_NativeCurses_drawArrow(JNIEnv *, jobject, jint x, jint y, jint type) {
+	switch(type) {
+		case 0:
+			mvaddch(y,x, ACS_LARROW);
+			break;
+		case 1:
+			mvaddch(y,x, ACS_RARROW);
+			break;
+		case 2:
+			mvaddch(y,x, ACS_UARROW);
+			break;
+		case 3:
+			mvaddch(y,x, ACS_DARROW);
+			break;
+		default:
+			break;
+
+
+
+	}
+}
+
+
 JNIEXPORT void JNICALL Java_de_curses_NativeCurses_refresh(JNIEnv *, jobject) {
 	refresh();
 }