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Support multiple directories in OverlaySelector

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Previously only a single directory of logos etc. were
supported by OverlaySelector.  Now multiple directories
may be passed in.

Patch from MERSPIELER.
This commit is contained in:
Stuart Buchanan 2023-12-07 11:29:34 +00:00
parent b0dbba2944
commit ba10103ccd
1 changed files with 28 additions and 16 deletions
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28
Nasal/gui.nas
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@ -301,7 +301,7 @@ var Dialog = {
# OverlaySelector.new(<title>, <dir>, <nameprop> [, <sortprop> [, <mpprop> [, <callback>]]]);
#
# title ... dialog title
# dir ... directory where to find the XML overlay files,
# dirs ... directory or vector of directories where to find the XML overlay files,
# relative to FG_ROOT
# nameprop ... property in an overlay file that contains the name
# The result is written to this place in the
@ -327,7 +327,10 @@ var Dialog = {
#
#
var OverlaySelector = {
new: func(title, dir, nameprop, sortprop = nil, mpprop = nil, callback = nil) {
new: func(title, dirs, nameprop, sortprop = nil, mpprop = nil, callback = nil) {
if (!isvec(dirs)) {
dirs = [dirs];
}
var name = "overlay-select-";
var data = props.globals.getNode("/sim/gui/dialogs/", 1);
for (var i = 1; 1; i += 1)
@ -339,7 +342,10 @@ var OverlaySelector = {
m.parents = [OverlaySelector, Dialog];
# resolve the path in FG_ROOT, and --fg-aircraft dir, etc
m.dir = resolvepath(dir) ~ "/";
m.dirs = [];
for (var i = 0; i < size(dirs); i += 1) {
append(m.dirs, os.path.new(resolvepath(dirs[i])));
}
var relpath = func(p) substr(p, p[0] == `/`);
m.nameprop = relpath(nameprop);
@ -375,21 +381,27 @@ var OverlaySelector = {
},
rescan: func {
me.data = [];
var files = directory(me.dir);
var files = [];
foreach (var dir; me.dirs) {
files = directory(dir.realpath);
if (size(files)) {
foreach (var file; files) {
if (substr(file, -4) != ".xml")
path = os.path.new(dir.realpath);
path.append(file);
if (path.lower_extension != "xml")
continue;
var n = io.read_properties(me.dir ~ file);
var n = io.read_properties(path.realpath);
var name = n.getNode(me.nameprop, 1).getValue();
var index = n.getNode(me.sortprop, 1).getValue();
if (name == nil or index == nil)
continue;
append(me.data, [name, index, substr(file, 0, size(file) - 4), me.dir ~ file]);
append(me.data, [name, index, substr(file, 0, size(file) - 4), path.realpath]);
}
}
}
me.data = sort(me.data, func(a, b) num(a[1]) == nil or num(b[1]) == nil
? cmp(a[1], b[1]) : a[1] - b[1]);
}
me.list.removeChildren("value");
forindex (var i; me.data)