0ad/binaries/data/mods/mod/gui/msgbox/msgbox.js

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/**
* Currently limited to at most 3 buttons per message box.
* The convention is to have "cancel" appear first.
*/
function init(data)
{
// Set title
Engine.GetGUIObjectByName("mbTitleBar").caption = data.title;
// Set subject
let mbTextObj = Engine.GetGUIObjectByName("mbText");
mbTextObj.caption = data.message;
if (data.font)
mbTextObj.font = data.font;
// Default behaviour
let mbCancelHotkey = Engine.GetGUIObjectByName("mbCancelHotkey");
mbCancelHotkey.onPress = Engine.PopGuiPage;
// Calculate size
let mbLRDiff = data.width / 2;
let mbUDDiff = data.height / 2;
Engine.GetGUIObjectByName("mbMain").size = "50%-" + mbLRDiff + " 50%-" + mbUDDiff + " 50%+" + mbLRDiff + " 50%+" + mbUDDiff;
let captions = data.buttonCaptions || [translate("OK")];
// Set button captions and visibility
let mbButton = [];
captions.forEach((caption, i) => {
mbButton[i] = Engine.GetGUIObjectByName("mbButton" + (i + 1));
mbButton[i].caption = caption;
mbButton[i].hidden = false;
mbButton[i].onPress = () => {
Engine.PopGuiPage(i);
};
// Convention: Cancel is the first button
if (i == 0)
mbCancelHotkey.onPress = mbButton[i].onPress;
});
// Distribute buttons horizontally
let y1 = "100%-46";
let y2 = "100%-18";
switch (captions.length)
{
case 1:
mbButton[0].size = "18 " + y1 + " 100%-18 " + y2;
break;
case 2:
mbButton[0].size = "18 " + y1 + " 50%-5 " + y2;
mbButton[1].size = "50%+5 " + y1 + " 100%-18 " + y2;
break;
case 3:
mbButton[0].size = "18 " + y1 + " 33%-5 " + y2;
mbButton[1].size = "33%+5 " + y1 + " 66%-5 " + y2;
mbButton[2].size = "66%+5 " + y1 + " 100%-18 " + y2;
break;
}
}