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- move bo105's Dialog class here; replaces gui.loadXMLDialog()

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- fix indentation
This commit is contained in:
mfranz 2006-08-24 16:32:09 +00:00
parent d583bbcb4f
commit 8aa5947e7a
1 changed files with 66 additions and 39 deletions
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105
Nasal/gui.nas
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@ -144,65 +144,92 @@ Widget = {
};
##
# load XML dialog
# node ... target node (name must be "dialog")
# Dialog class. Maintains one XML dialog.
# prop ... target node (name must be "dialog")
# path ... file path relative to $FG_ROOT
#
# return value:
# target node on success, nil otherwise
#
# Example:
#
# var dlg = props.globals.getNode("/sim/gui/dialogs/foo-config/dialog", 1);
# loadXMLDialog(dlg, "Aircraft/foo/foo_config.xml");
# fgcommand("dialog-show", dlg);
# var dlg = gui.Dialog.new("/sim/gui/dialogs/foo-config/dialog",
# "Aircraft/foo/foo_config.xml");
# dlg.open();
# dlg.close();
#
loadXMLDialog = func(node, path) {
if (node.getName() != "dialog") {
print("loadXMLDialog: node name must be 'dialog'");
return nil;
}
fgcommand("loadxml", props.Node.new({"filename": path, "targetnode": node.getPath()}));
var name = node.getNode("name");
if (name == nil) {
print("loadXMLDialog: XML dialog must have <name>");
return nil;
}
node.getNode("dialog-name", 1).setValue(name.getValue());
fgcommand("dialog-new", node);
node;
}
Dialog = {
new : func(prop, path) {
var m = { parents : [Dialog] };
m.path = path;
m.prop = isa(props.Node, prop) ? prop : props.globals.getNode(prop, 1);
m.state = 0;
m.loaded = 0;
return m;
},
# doesn't need to be called explicitly, but can be used to force a reload
load : func {
if (me.prop.getName() != "dialog") {
die("Dialog class: node name must be 'dialog'");
}
fgcommand("loadxml", props.Node.new({"filename": me.path,
"targetnode": me.prop.getPath()}));
var name = me.prop.getNode("name");
if (name == nil) {
die("Dialog class: XML dialog must have <name>");
}
me.prop.getNode("dialog-name", 1).setValue(name.getValue());
fgcommand("dialog-new", me.prop);
me.loaded = 1;
},
open : func {
if (!me.loaded) {
me.load(me.prop, me.path);
}
fgcommand("dialog-show", me.prop);
me.state = 1;
},
close : func {
fgcommand("dialog-close", me.prop);
me.state = 0;
},
toggle : func {
me.state ? me.close() : me.open();
},
is_open : func {
me.state;
},
};
##
# Open property browser with given target path.
#
property_browser = func(dir = "/") {
var dlgname = "property-browser";
foreach (var module; keys(globals)) {
if (find("__dlg:" ~ dlgname, module) >= 0) {
globals[module].clone(dir);
return;
}
}
setprop("/sim/gui/dialogs/" ~ dlgname ~ "/last", dir);
fgcommand("dialog-show", props.Node.new({"dialog-name": dlgname}));
var dlgname = "property-browser";
foreach (var module; keys(globals)) {
if (find("__dlg:" ~ dlgname, module) >= 0) {
return globals[module].clone(dir);
}
}
setprop("/sim/gui/dialogs/" ~ dlgname ~ "/last", dir);
fgcommand("dialog-show", props.Node.new({"dialog-name": dlgname}));
}
##
# Open one property browser per /browser[] property, where each contains
# the target path. On the command line use --prop:browser=orientation
#
settimer(func {
foreach (var b; props.globals.getChildren("browser")) {
var path = b.getValue();
if (path != nil and size(path)) {
property_browser(path);
}
}
props.globals.removeChildren("browser");
foreach (var b; props.globals.getChildren("browser")) {
var path = b.getValue();
if (path != nil and size(path)) {
property_browser(path);
}
}
props.globals.removeChildren("browser");
}, 0);