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fgdata/Nasal/gui.nas
mfranz a3984ccabd make <Esc> key close/cancel/dismiss dialogs; some material.nas tweaking
(Reminder: --aircraft=bo105 ... press Ctrl-C  :-)
2005-11-05 14:19:53 +00:00

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##
# Pop up a "tip" dialog for a moment, then remove it. The delay in
# seconds can be specified as the second argument. The default is 1
# second. Note that the tip dialog is a shared resource. If
# someone else comes along and wants to pop a tip up before your delay
# is finished, you lose. :)
#
popupTip = func {
delay = if(size(arg) > 1) {arg[1]} else {DELAY};
tmpl = { name : "PopTip", modal : 0, layout : "hbox",
y: screenHProp.getValue() - 140,
text : { label : arg[0], padding : 6 } };
popdown();
fgcommand("dialog-new", props.Node.new(tmpl));
fgcommand("dialog-show", tipArg);
currTimer = currTimer + 1;
thisTimer = currTimer;
settimer(func { if(currTimer == thisTimer) { popdown() } }, DELAY);
}
showDialog = func {
fgcommand("dialog-show",
props.Node.new({ "dialog-name" : arg[0]}));
}
########################################################################
# Private Stuff:
########################################################################
##
# Initialize property nodes via a timer, to insure the props module is
# loaded. See notes in view.nas. Simply cache the screen height
# property and the argument for the "dialog-show" command. This
# probably isn't really needed...
#
screenHProp = tipArg = nil;
INIT = func {
screenHProp = props.globals.getNode("/sim/startup/ysize");
tipArg = props.Node.new({ "dialog-name" : "PopTip" });
props.globals.getNode("/sim/help/debug", 1).setValues(debug_keys);
props.globals.getNode("/sim/help/basic", 1).setValues(basic_keys);
props.globals.getNode("/sim/help/common", 1).setValues(common_aircraft_keys);
}
settimer(INIT, 0);
##
# How many seconds do we show the tip?
#
DELAY = 1.0;
##
# Pop down the tip dialog, if it is visible.
#
popdown = func { fgcommand("dialog-close", tipArg); }
# Marker for the "current" timer. This value gets stored in the
# closure of the timer function, and is used to check that there
# hasn't been a more recent timer set that should override.
currTimer = 0;
########################################################################
# Widgets & Layout Management
########################################################################
##
# A "widget" class that wraps a property node. It provides useful
# helper methods that are difficult or tedious with the raw property
# API. Note especially the slightly tricky addChild() method.
#
Widget = {
set : func { me.node.getNode(arg[0], 1).setValue(arg[1]); },
prop : func { return me.node; },
new : func { return { parents : [Widget], node : props.Node.new() } },
addChild : func {
type = arg[0];
idx = size(me.node.getChildren(type));
name = type ~ "[" ~ idx ~ "]";
newnode = me.node.getNode(name, 1);
return { parents : [Widget], node : newnode };
},
setColor : func(r, g, b, a = 1) {
me.node.setValues({ color : { red:r, green:g, blue:b, alpha:a } });
},
setFont : func(n, s = 13, t = 0) {
me.node.setValues({ font : { name:n, "size":s, slant:t } });
},
};
########################################################################
# GUI theming
########################################################################
nextStyle = func {
numStyles = size(props.globals.getNode("/sim").getChildren("gui"));
curr = getprop("/sim/current-gui") + 1;
if (curr >= numStyles) {
curr = 0;
}
setprop("/sim/current-gui", curr);
fgcommand("reinit", props.Node.new({ "subsystem" : "gui"}))
}
########################################################################
# Dialog Boxes
########################################################################
dialog = {};
##
# Dynamically generates a weight & fuel configuration dialog specific to
# the aircraft.
#
showWeightDialog = func {
name = "WeightAndFuel";
title = "Weight and Fuel Settings";
#
# General Dialog Structure
#
dialog[name] = Widget.new();
dialog[name].set("name", name);
dialog[name].set("layout", "vbox");
header = dialog[name].addChild("text");
header.set("label", title);
dialog[name].addChild("hrule").set("pref-height", 1);
if (props.globals.getNode("/yasim") == nil) {
msg = dialog[name].addChild("text");
msg.set("label", "Not supported for this aircraft");
cancel = dialog[name].addChild("button");
cancel.set("legend", "Cancel");
cancel.prop().getNode("binding[0]/command", 1).setValue("dialog-close");
fgcommand("dialog-new", dialog[name].prop());
showDialog(name);
return;
}
contentArea = dialog[name].addChild("group");
contentArea.set("layout", "hbox");
grossWgt = props.globals.getNode("/yasim/gross-weight-lbs");
if(grossWgt != nil) {
gwg = dialog[name].addChild("group");
gwg.set("layout", "hbox");
gwg.addChild("empty").set("stretch", 1);
gwg.addChild("text").set("label", "Gross Weight:");
txt = gwg.addChild("text");
txt.set("label", "0123456789");
txt.set("format", "%.0f lb");
txt.set("property", "/yasim/gross-weight-lbs");
txt.set("live", 1);
gwg.addChild("empty").set("stretch", 1);
}
buttonBar = dialog[name].addChild("group");
buttonBar.set("layout", "hbox");
buttonBar.set("default-padding", 10);
ok = buttonBar.addChild("button");
ok.set("legend", "OK");
ok.set("keynum", 27);
ok.prop().getNode("binding[0]/command", 1).setValue("dialog-apply");
ok.prop().getNode("binding[1]/command", 1).setValue("dialog-close");
# Temporary helper function
tcell = func {
cell = arg[0].addChild(arg[1]);
cell.set("row", arg[2]);
cell.set("col", arg[3]);
return cell;
}
#
# Fill in the content area
#
fuelArea = contentArea.addChild("group");
fuelArea.set("layout", "vbox");
fuelArea.addChild("text").set("label", "Fuel Tanks");
fuelTable = fuelArea.addChild("group");
fuelTable.set("layout", "table");
fuelArea.addChild("empty").set("stretch", 1);
tcell(fuelTable, "text", 0, 0).set("label", "Tank");
tcell(fuelTable, "text", 0, 3).set("label", "Pounds");
tcell(fuelTable, "text", 0, 4).set("label", "Gallons");
tanks = props.globals.getNode("/consumables/fuel").getChildren("tank");
for(i=0; i<size(tanks); i+=1) {
t = tanks[i];
tname = i ~ "";
tnode = t.getNode("name");
if(tnode != nil) { tname = tnode.getValue(); }
tankprop = "/consumables/fuel/tank["~i~"]";
cap = t.getNode("capacity-gal_us", 1).getValue();
# Hack, to ignore the "ghost" tanks created by the C++ code.
if(cap < 1) { continue; }
title = tcell(fuelTable, "text", i+1, 0);
title.set("label", tname);
title.set("halign", "right");
sel = tcell(fuelTable, "checkbox", i+1, 1);
sel.set("property", tankprop ~ "/selected");
sel.prop().getNode("binding[0]/command", 1).setValue("dialog-apply");
slider = tcell(fuelTable, "slider", i+1, 2);
slider.set("property", tankprop ~ "/level-gal_us");
slider.set("min", 0);
slider.set("max", cap);
slider.prop().getNode("binding[0]/command", 1).setValue("dialog-apply");
lbs = tcell(fuelTable, "text", i+1, 3);
lbs.set("property", tankprop ~ "/level-lbs");
lbs.set("label", "0123456");
lbs.set("format", "%.3f");
lbs.set("live", 1);
gals = tcell(fuelTable, "text", i+1, 4);
gals.set("property", tankprop ~ "/level-gal_us");
gals.set("label", "0123456");
gals.set("format", "%.3f");
gals.set("live", 1);
}
weightArea = contentArea.addChild("group");
weightArea.set("layout", "vbox");
weightArea.addChild("text").set("label", "Payload");
weightTable = weightArea.addChild("group");
weightTable.set("layout", "table");
weightArea.addChild("empty").set("stretch", 1);
tcell(weightTable, "text", 0, 0).set("label", "Location");
tcell(weightTable, "text", 0, 2).set("label", "Pounds");
wgts = props.globals.getNode("/sim").getChildren("weight");
for(i=0; i<size(wgts); i+=1) {
w = wgts[i];
wname = w.getNode("name", 1).getValue();
max = w.getNode("max-lb", 1).getValue();
wprop = "/sim/weight[" ~ i ~ "]/weight-lb";
title = tcell(weightTable, "text", i+1, 0);
title.set("label", wname);
title.set("halign", "right");
slider = tcell(weightTable, "slider", i+1, 1);
slider.set("property", wprop);
slider.set("min", 0);
slider.set("max", max);
slider.prop().getNode("binding[0]/command", 1).setValue("dialog-apply");
lbs = tcell(weightTable, "text", i+1, 2);
lbs.set("property", wprop);
lbs.set("label", "0123456");
lbs.set("format", "%.0f");
lbs.set("live", 1);
}
# All done: pop it up
fgcommand("dialog-new", dialog[name].prop());
showDialog(name);
}
##
# Dynamically generates a dialog from a help node.
#
# gui.showHelpDialog([<path> [, toggle]])
#
# path ... path to help node
# toggle ... decides if an already open dialog should be closed
# (useful when calling the dialog from a key binding; default: 0)
#
# help node
# =========
# each of <title>, <key>, <line>, <text> is optional; uses
# "/sim/description" or "/sim/aircraft" if <title> is omitted;
# only the first <text> is displayed
#
#
# <help>
# <title>dialog title<title>
# <key>
# <name>g/G</name>
# <desc>gear up/down</desc>
# </key>
#
# <line>one line</line>
# <line>another line</line>
#
# <text>text in
# scrollable widget
# </text>
# </help>
#
showHelpDialog = func {
node = props.globals.getNode(arg[0]);
if (arg[0] == "/sim/help" and size(node.getChildren()) < 4) {
node = node.getChild("common");
}
name = node.getNode("title", 1).getValue();
if (name == nil) {
name = getprop("/sim/description");
if (name == nil) {
name = getprop("/sim/aircraft");
}
}
toggle = size(arg) > 1 and arg[1] != nil and arg[1] > 0;
if (toggle and contains(dialog, name)) {
fgcommand("dialog-close", props.Node.new({ "dialog-name" : name }));
delete(dialog, name);
return;
}
dialog[name] = gui.Widget.new();
dialog[name].set("layout", "vbox");
dialog[name].set("default-padding", 0);
dialog[name].set("name", name);
# title bar
titlebar = dialog[name].addChild("group");
titlebar.set("layout", "hbox");
titlebar.addChild("empty").set("stretch", 1);
titlebar.addChild("text").set("label", name);
titlebar.addChild("empty").set("stretch", 1);
w = titlebar.addChild("button");
w.set("pref-width", 16);
w.set("pref-height", 16);
w.set("legend", "");
w.set("default", 1);
w.set("keynum", 27);
w.prop().getNode("binding[0]/command", 1).setValue("nasal");
w.prop().getNode("binding[0]/script", 1).setValue("delete(gui.dialog, \"" ~ name ~ "\")");
w.prop().getNode("binding[1]/command", 1).setValue("dialog-close");
w = dialog[name].addChild("hrule");
w.addChild("empty");
# key list
keylist = dialog[name].addChild("group");
keylist.set("layout", "table");
keylist.set("default-padding", 2);
keydefs = node.getChildren("key");
n = size(keydefs);
row = col = 0;
foreach (key; keydefs) {
if (n >= 60 and row >= n / 3 or n >= 16 and row >= n / 2) {
col += 1;
row = 0;
}
w = keylist.addChild("text");
w.set("row", row);
w.set("col", 2 * col);
w.set("halign", "right");
w.set("label", " " ~ key.getNode("name").getValue());
w = keylist.addChild("text");
w.set("row", row);
w.set("col", 2 * col + 1);
w.set("halign", "left");
w.set("label", "... " ~ key.getNode("desc").getValue() ~ " ");
row += 1;
}
# separate lines
lines = node.getChildren("line");
if (size(lines)) {
if (size(keydefs)) {
dialog[name].addChild("text").set("label", "_________________________");
}
g = dialog[name].addChild("group");
g.set("layout", "vbox");
g.set("default-padding", 1);
foreach (l; lines) {
w = g.addChild("text");
w.set("halign", "left");
w.set("label", " " ~ l.getValue() ~ " ");
}
}
# scrollable text area
if (node.getNode("text") != nil) {
dialog[name].addChild("empty").set("pref-height", 10);
width = [640, 800, 1152][col];
height = screenHProp.getValue() - (100 + (size(keydefs) / (col + 1) + size(lines)) * 28);
if (height < 200) {
height = 200;
}
w = dialog[name].addChild("textbox");
w.set("halign", "center");
w.set("slider", 20);
w.set("pref-width", width);
w.set("pref-height", height);
w.set("editable", 0);
w.set("property", node.getPath() ~ "/text");
} else {
dialog[name].addChild("empty").set("pref-height", 8);
}
fgcommand("dialog-new", dialog[name].prop());
showDialog(name);
}
debug_keys = {
title : "Development Keys",
key : [
#{ name : "Ctrl-U", desc : "add 1000 ft of emergency altitude" },
{ name : "F2", desc : "force tile cache reload" },
{ name : "F4", desc : "force lighting update" },
{ name : "F8", desc : "cycle fog type" },
{ name : "F9", desc : "toggle textures" },
{ name : "Shift-F3", desc : "load panel" },
{ name : "Shift-F4", desc : "reload global preferences" },
{ name : "Shift-F9", desc : "toggle FDM data logging" },
],
};
basic_keys = {
title : "Basic Keys",
key : [
{ name : "?", desc : "show/hide aircraft help dialog" },
#{ name : "Tab", desc : "show/hide aircraft config dialog" },
{ name : "Esc", desc : "quit FlightGear" },
{ name : "Shift-Esc", desc : "reset FlightGear" },
{ name : "a/A", desc : "increase/decrease speed-up" },
{ name : "c", desc : "toggle 3D/2D cockpit" },
{ name : "Ctrl-C", desc : "toggle clickable panel hotspots" },
{ name : "p", desc : "pause/continue sim" },
{ name : "r", desc : "activate instant replay system" },
{ name : "Ctrl-R", desc : "show radio setting dialog" },
{ name : "t/T", desc : "increase/decrease warp delta" },
{ name : "v/V", desc : "cycle views (forward/backward)" },
{ name : "Ctrl-V", desc : "select cockpit view" },
{ name : "w/W", desc : "increase/decrease warp" },
{ name : "x/X", desc : "zoom in/out" },
{ name : "Ctrl-X", desc : "reset zoom to default" },
{ name : "z/Z", desc : "increase/decrease visibility" },
{ name : "'", desc : "display ATC setting dialog" },
{ name : "F1", desc : "load flight" },
{ name : "F3", desc : "capture screen" },
{ name : "F10", desc : "toggle menubar" },
{ name : "Shift-F2", desc : "save flight" },
{ name : "Shift-F10", desc : "cycle through GUI styles" },
],
};
common_aircraft_keys = {
title : "Common Aircraft Keys",
key : [
{ name : "Enter", desc : "move rudder right" },
{ name : "0/Insert", desc : "move rudder left" },
{ name : "1/End", desc : "decrease elevator trim" },
{ name : "2/Up", desc : "increase elevator or AP altitude" },
{ name : "3/PgDn", desc : "decr. throttle or AP autothrottle" },
{ name : "4/Left", desc : "move aileron left or adj. AP hdg." },
{ name : "5/KP5", desc : "center aileron, elev., and rudder" },
{ name : "6/Right", desc : "move aileron right or adj. AP hdg." },
{ name : "7/Home", desc : "increase elevator trim" },
{ name : "8/Down", desc : "decrease elevator or AP altitude" },
{ name : "9/PgUp", desc : "incr. throttle or AP autothrottle" },
{ name : "Space", desc : "fire starter on selected eng." },
{ name : "!/@/#/$", desc : "select engine 1/2/3/4" },
{ name : "b", desc : "apply all brakes" },
{ name : "B", desc : "toggle parking brake" },
#{ name : "Ctrl-B", desc : "toggle speed brake" },
{ name : "g/G", desc : "gear up/down" },
{ name : "h", desc : "cycle HUD (head up display)" },
{ name : "H", desc : "cycle HUD brightness" },
{ name : "i/Shift-i", desc : "normal/minimal HUD" },
#{ name : "j", desc : "decrease spoilers" },
#{ name : "k", desc : "increase spoilers" },
{ name : "l", desc : "toggle tail-wheel lock" },
{ name : "m/M", desc : "mixture richer/leaner" },
{ name : "P", desc : "toggle 2D panel" },
{ name : "s", desc : "swap panels" },
{ name : ", .", desc : "left/right brake (comma, period)" },
{ name : "~", desc : "select all engines (tilde)" },
{ name : "[ ]", desc : "flaps up/down" },
{ name : "{ }", desc : "decr/incr magneto on sel. eng." },
{ name : "Ctrl-A", desc : "AP: toggle altitude lock" },
{ name : "Ctrl-G", desc : "AP: toggle glide slope lock" },
{ name : "Ctrl-H", desc : "AP: toggle heading lock" },
{ name : "Ctrl-N", desc : "AP: toggle NAV1 lock" },
{ name : "Ctrl-P", desc : "AP: toggle pitch hold" },
{ name : "Ctrl-S", desc : "AP: toggle auto-throttle" },
{ name : "Ctrl-T", desc : "AP: toggle terrain lock" },
{ name : "Ctrl-W", desc : "AP: toggle wing leveler" },
{ name : "F6", desc : "AP: toggle heading mode" },
{ name : "F11", desc : "pop up autopilot (AP) dialog" },
{ name : "Shift-F5", desc : "scroll 2D panel down" },
{ name : "Shift-F6", desc : "scroll 2D panel up" },
{ name : "Shift-F7", desc : "scroll 2D panel left" },
{ name : "Shift-F8", desc : "scroll 2D panel right" },
],
};