75 lines
1.4 KiB
Plaintext
75 lines
1.4 KiB
Plaintext
import controlP5.*;
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String[][] s = new String[3][];
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ControlP5 controlP5;
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ListBox l;
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void setup() {
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size(400,400);
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controlP5 = new ControlP5(this);
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l = controlP5.addListBox("myList",100,100,120,150);
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// l.actAsPulldownMenu(true);
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l.setItemHeight(23);
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s[0] = new String[] {
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"a","b","c","d"
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};
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s[1] = new String[] {
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"a","b","c","d","e","f","g","h","i","j","k","l","m","n"
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};
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s[2] = new String[] {
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"l","m","n"
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};
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for(int i=0;i<s[1].length;i++) {
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l.addItem(s[1][i],i);
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}
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}
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void draw() {
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background(0);
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}
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void keyPressed() {
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switch(key) {
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case('1'):
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println("changing list to items of group 1");
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l.clear();
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for(int i=0;i<s[0].length;i++) {
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// using bit shifting to store 2 values in 1 int
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int n = 0;
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n = n | 1 << 8;
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n = n | i << 0;
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l.addItem("1-"+s[0][i],n);
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}
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break;
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case('2'):
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println("changing list to items of group 2");
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l.clear();
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for(int i=0;i<s[1].length;i++) {
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// useing bit shifting to store 2 values in 1 int
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int n = 0;
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n = n | 2 << 8;
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n = n | i << 0;
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l.addItem("2-"+s[1][i],n);
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}
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break;
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}
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}
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void myList(int theValue) {
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println("from myList "+theValue);
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}
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void controlEvent(ControlEvent theEvent) {
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if(theEvent.isGroup()) {
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print("> "+theEvent.getGroup().getValue());
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int n = int(theEvent.getGroup().getValue());
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println("\t\t group:"+(n >> 8 & 0xff)+", item:"+(n >> 0 & 0xff));
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}
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}
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