// dialog.cxx: implementation of an XML-configurable dialog box.
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <stdlib.h> // atof()
+
#include <Input/input.hxx>
#include "dialog.hxx"
#include "AirportList.hxx"
#include "layout.hxx"
+////////////////////////////////////////////////////////////////////////
+// Implementation of GUIInfo.
+////////////////////////////////////////////////////////////////////////
+
+/**
+ * User data for a GUI object.
+ */
+struct GUIInfo
+{
+ GUIInfo (FGDialog * d);
+ virtual ~GUIInfo ();
+
+ FGDialog * dialog;
+ vector <FGBinding *> bindings;
+ int key;
+};
+
+GUIInfo::GUIInfo (FGDialog * d)
+ : dialog(d),
+ key(-1)
+{
+}
+
+GUIInfo::~GUIInfo ()
+{
+ for (unsigned int i = 0; i < bindings.size(); i++) {
+ delete bindings[i];
+ bindings[i] = 0;
+ }
+}
+
+\f
+/**
+ * Key handler.
+ */
+int fgPopup::checkKey(int key, int updown)
+{
+ if (updown == PU_UP || !isVisible() || !isActive() || window != puGetWindow())
+ return false;
+
+ puObject *input = getActiveInputField(this);
+ if (input)
+ return input->checkKey(key, updown);
+
+ puObject *object = getKeyObject(this, key);
+ if (!object)
+ return puPopup::checkKey(key, updown);
+
+ // invokeCallback() isn't enough; we need to simulate a mouse button press
+ object->checkHit(PU_LEFT_BUTTON, PU_DOWN,
+ (object->getABox()->min[0] + object->getABox()->max[0]) / 2,
+ (object->getABox()->min[1] + object->getABox()->max[1]) / 2);
+ object->checkHit(PU_LEFT_BUTTON, PU_UP,
+ (object->getABox()->min[0] + object->getABox()->max[0]) / 2,
+ (object->getABox()->min[1] + object->getABox()->max[1]) / 2);
+ return true;
+}
+
+puObject *fgPopup::getKeyObject(puObject *object, int key)
+{
+ puObject *ret;
+ if(object->getType() & PUCLASS_GROUP)
+ for (puObject *obj = ((puGroup *)object)->getFirstChild();
+ obj; obj = obj->getNextObject())
+ if ((ret = getKeyObject(obj, key)))
+ return ret;
+
+ GUIInfo *info = (GUIInfo *)object->getUserData();
+ if (info && info->key == key)
+ return object;
+
+ return 0;
+}
+
+puObject *fgPopup::getActiveInputField(puObject *object)
+{
+ puObject *ret;
+ if(object->getType() & PUCLASS_GROUP)
+ for (puObject *obj = ((puGroup *)object)->getFirstChild();
+ obj; obj = obj->getNextObject())
+ if ((ret = getActiveInputField(obj)))
+ return ret;
+
+ if (object->getType() & PUCLASS_INPUT && ((puInput *)object)->isAcceptingInput())
+ return object;
+
+ return 0;
+}
+
+/**
+ * Mouse handler.
+ */
int fgPopup::checkHit(int button, int updown, int x, int y)
{
int result = puPopup::checkHit(button, updown, x, y);
+ if ( !_draggable)
+ return result;
+
// This is annoying. We would really want a true result from the
// superclass to indicate "handled by child object", but all it
// tells us is that the pointer is inside the dialog. So do the
// Callbacks.
////////////////////////////////////////////////////////////////////////
-/**
- * User data for a GUI object.
- */
-struct GUIInfo
-{
- GUIInfo (FGDialog * d);
- virtual ~GUIInfo ();
-
- FGDialog * dialog;
- vector <FGBinding *> bindings;
-};
-
-
/**
* Action callback.
*/
}
+static void
+format_callback(puObject *obj, int dx, int dy, void *n)
+{
+ SGPropertyNode *node = (SGPropertyNode *)n;
+ const char *format = node->getStringValue("format"), *f = format;
+ bool number, l = false;
+ // make sure the format matches '[ -+#]?\d*(\.\d*)?l?[fs]'
+ for (; *f; f++) {
+ if (*f == '%') {
+ if (f[1] == '%')
+ f++;
+ else
+ break;
+ }
+ }
+ if (*f++ != '%')
+ return;
+ if (*f == ' ' || *f == '+' || *f == '-' || *f == '#')
+ f++;
+ while (*f && isdigit(*f))
+ f++;
+ if (*f == '.') {
+ f++;
+ while (*f && isdigit(*f))
+ f++;
+ }
+ if (*f == 'l')
+ l = true, f++;
+
+ if (*f == 'f')
+ number = true;
+ else if (*f == 's') {
+ if (l)
+ return;
+ number = false;
+ } else
+ return;
+
+ for (++f; *f; f++) {
+ if (*f == '%') {
+ if (f[1] == '%')
+ f++;
+ else
+ return;
+ }
+ }
+
+ char buf[256];
+ const char *src = obj->getLabel();
+
+ if (number) {
+ float value = atof(src);
+ snprintf(buf, 256, format, value);
+ } else {
+ snprintf(buf, 256, format, src);
+ }
+
+ buf[255] = '\0';
+
+ SGPropertyNode *result = node->getNode("formatted", true);
+ result->setStringValue(buf);
+ obj->setLabel(result->getStringValue());
+}
+
+
\f
////////////////////////////////////////////////////////////////////////
// Static helper functions.
}
-\f
-////////////////////////////////////////////////////////////////////////
-// Implementation of GUIInfo.
-////////////////////////////////////////////////////////////////////////
-
-GUIInfo::GUIInfo (FGDialog * d)
- : dialog(d)
-{
-}
-
-GUIInfo::~GUIInfo ()
-{
- for (unsigned int i = 0; i < bindings.size(); i++) {
- delete bindings[i];
- bindings[i] = 0;
- }
-}
-
-
\f
////////////////////////////////////////////////////////////////////////
// Implementation of FGDialog.
////////////////////////////////////////////////////////////////////////
FGDialog::FGDialog (SGPropertyNode * props)
- : _object(0)
+ : _object(0),
+ _gui((NewGUI *)globals->get_subsystem("gui")),
+ _props(props)
{
display(props);
}
FGDialog::~FGDialog ()
{
+ int x, y;
+ _object->getAbsolutePosition(&x, &y);
+ _props->setIntValue("lastx", x);
+ _props->setIntValue("lasty", y);
puDeleteObject(_object);
unsigned int i;
bool userw = props->hasValue("width");
bool userh = props->hasValue("height");
+ // Let the layout widget work in the same property subtree.
LayoutWidget wid(props);
+
+ SGPropertyNode *fontnode = props->getNode("font");
+ if (fontnode) {
+ FGFontCache *fc = _gui->get_fontcache();
+ _font = fc->get(fontnode);
+ } else {
+ _font = _gui->getDefaultFont();
+ }
+ wid.setDefaultFont(_font, int(_font->getPointSize()));
+
int pw=0, ph=0;
+ int px, py, savex, savey;
if(!userw || !userh)
wid.calcPrefSize(&pw, &ph);
pw = props->getIntValue("width", pw);
ph = props->getIntValue("height", ph);
- int px = props->getIntValue("x", (screenw - pw) / 2);
- int py = props->getIntValue("y", (screenh - ph) / 2);
+ px = savex = props->getIntValue("x", (screenw - pw) / 2);
+ py = savey = props->getIntValue("y", (screenh - ph) / 2);
+
+ // Negative x/y coordinates are interpreted as distance from the top/right
+ // corner rather than bottom/left.
+ if (userx && px < 0)
+ px = screenw - pw + px;
+ if (usery && py < 0)
+ py = screenh - ph + py;
+
+ // Define "x", "y", "width" and/or "height" in the property tree if they
+ // are not specified in the configuration file.
wid.layout(px, py, pw, ph);
+ // Use the dimension and location properties as specified in the
+ // configuration file or from the layout widget.
_object = makeObject(props, screenw, screenh);
// Remove automatically generated properties, so the layout looks
- // the same next time around.
- if(!userx) props->removeChild("x");
- if(!usery) props->removeChild("y");
+ // the same next time around, or restore x and y to preserve negative coords.
+ if(userx)
+ props->setIntValue("x", savex);
+ else
+ props->removeChild("x");
+
+ if(usery)
+ props->setIntValue("y", savey);
+ else
+ props->removeChild("y");
+
if(!userw) props->removeChild("width");
if(!userh) props->removeChild("height");
puObject *
FGDialog::makeObject (SGPropertyNode * props, int parentWidth, int parentHeight)
{
+ if (props->getBoolValue("hide"))
+ return 0;
+
bool presetSize = props->hasValue("width") && props->hasValue("height");
int width = props->getIntValue("width", parentWidth);
int height = props->getIntValue("height", parentHeight);
int x = props->getIntValue("x", (parentWidth - width) / 2);
int y = props->getIntValue("y", (parentHeight - height) / 2);
-
string type = props->getName();
+
if (type == "")
type = "dialog";
if (type == "dialog") {
- puPopup * dialog;
+ puPopup * obj;
+ bool draggable = props->getBoolValue("draggable", true);
if (props->getBoolValue("modal", false))
- dialog = new puDialogBox(x, y);
+ obj = new puDialogBox(x, y);
else
- dialog = new fgPopup(x, y);
- setupGroup(dialog, props, width, height, true);
- return dialog;
+ obj = new fgPopup(x, y, draggable);
+ setupGroup(obj, props, width, height, true);
+ setColor(obj, props);
+ return obj;
+
} else if (type == "group") {
- puGroup * group = new puGroup(x, y);
- setupGroup(group, props, width, height, false);
- return group;
+ puGroup * obj = new puGroup(x, y);
+ setupGroup(obj, props, width, height, false);
+ setColor(obj, props);
+ return obj;
+
+ } else if (type == "frame") {
+ puGroup * obj = new puGroup(x, y);
+ setupGroup(obj, props, width, height, true);
+ setColor(obj, props);
+ return obj;
+
+ } else if (type == "hrule" || type == "vrule") {
+ puFrame * obj = new puFrame(x, y, x + width, y + height);
+ obj->setBorderThickness(0);
+ setColor(obj, props, BACKGROUND|FOREGROUND|HIGHLIGHT);
+ return obj;
+
} else if (type == "list") {
- puList * list = new puList(x, y, x + width, y + height);
- setupObject(list, props);
- return list;
+ vector<SGPropertyNode_ptr> value_nodes = props->getChildren("value");
+ char ** entries = make_char_array(value_nodes.size());
+ for (unsigned int i = 0; i < value_nodes.size(); i++)
+ entries[i] = strdup((char *)value_nodes[i]->getStringValue());
+
+ puList * obj = new puList(x, y, x + width, y + height, entries);
+ setupObject(obj, props);
+ setColor(obj, props);
+ return obj;
+
} else if (type == "airport-list") {
- AirportList * list = new AirportList(x, y, x + width, y + height);
- setupObject(list, props);
- return list;
+ AirportList * obj = new AirportList(x, y, x + width, y + height);
+ setupObject(obj, props);
+ setColor(obj, props);
+ return obj;
+
} else if (type == "input") {
- puInput * input = new puInput(x, y, x + width, y + height);
- setupObject(input, props);
- return input;
+ puInput * obj = new puInput(x, y, x + width, y + height);
+ setupObject(obj, props);
+ setColor(obj, props, FOREGROUND|LABEL);
+ return obj;
+
} else if (type == "text") {
- puText * text = new puText(x, y);
- setupObject(text, props);
+ puText * obj = new puText(x, y);
+ setupObject(obj, props);
+
+ if (props->getNode("format")) {
+ SGPropertyNode *live = props->getNode("live");
+ if (live && live->getBoolValue())
+ obj->setRenderCallback(format_callback, props);
+ else
+ format_callback(obj, x, y, props);
+ }
// Layed-out objects need their size set, and non-layout ones
// get a different placement.
- if(presetSize) text->setSize(width, height);
- else text->setLabelPlace(PUPLACE_LABEL_DEFAULT);
- return text;
+ if(presetSize) obj->setSize(width, height);
+ else obj->setLabelPlace(PUPLACE_LABEL_DEFAULT);
+ setColor(obj, props, LABEL);
+ return obj;
+
} else if (type == "checkbox") {
- puButton * b;
- b = new puButton(x, y, x + width, y + height, PUBUTTON_XCHECK);
- b->setColourScheme(.8, .7, .7); // matches "PUI input pink"
- setupObject(b, props);
- return b;
+ puButton * obj;
+ obj = new puButton(x, y, x + width, y + height, PUBUTTON_XCHECK);
+ setupObject(obj, props);
+ setColor(obj, props, FOREGROUND|LABEL);
+ return obj;
+
} else if (type == "radio") {
- puButton * b;
- b = new puButton(x, y, x + width, y + height, PUBUTTON_CIRCLE);
- b->setColourScheme(.8, .7, .7); // matches "PUI input pink"
- setupObject(b, props);
- return b;
+ puButton * obj;
+ obj = new puButton(x, y, x + width, y + height, PUBUTTON_CIRCLE);
+ setupObject(obj, props);
+ setColor(obj, props, FOREGROUND|LABEL);
+ return obj;
+
} else if (type == "button") {
- puButton * b;
+ puButton * obj;
const char * legend = props->getStringValue("legend", "[none]");
if (props->getBoolValue("one-shot", true))
- b = new puOneShot(x, y, legend);
+ obj = new puOneShot(x, y, legend);
else
- b = new puButton(x, y, legend);
+ obj = new puButton(x, y, legend);
if(presetSize)
- b->setSize(width, height);
- setupObject(b, props);
- return b;
+ obj->setSize(width, height);
+ setupObject(obj, props);
+ setColor(obj, props);
+ return obj;
+
} else if (type == "combo") {
vector<SGPropertyNode_ptr> value_nodes = props->getChildren("value");
char ** entries = make_char_array(value_nodes.size());
- for (unsigned int i = 0, j = value_nodes.size() - 1;
- i < value_nodes.size();
- i++, j--)
+ for (unsigned int i = 0; i < value_nodes.size(); i++)
entries[i] = strdup((char *)value_nodes[i]->getStringValue());
- puComboBox * combo =
- new puComboBox(x, y, x + width, y + height, entries,
+
+ puComboBox * obj = new puComboBox(x, y, x + width, y + height, entries,
props->getBoolValue("editable", false));
- setupObject(combo, props);
- return combo;
+ setupObject(obj, props);
+#ifdef PUCOL_EDITFIELD // plib > 0.8.4
+ setColor(obj, props, EDITFIELD);
+#else
+ setColor(obj, props, FOREGROUND|LABEL);
+#endif
+ return obj;
+
} else if (type == "slider") {
bool vertical = props->getBoolValue("vertical", false);
- puSlider * slider = new puSlider(x, y, (vertical ? height : width));
- slider->setMinValue(props->getFloatValue("min", 0.0));
- slider->setMaxValue(props->getFloatValue("max", 1.0));
- setupObject(slider, props);
+ puSlider * obj = new puSlider(x, y, (vertical ? height : width));
+ obj->setMinValue(props->getFloatValue("min", 0.0));
+ obj->setMaxValue(props->getFloatValue("max", 1.0));
+ setupObject(obj, props);
if(presetSize)
- slider->setSize(width, height);
- return slider;
+ obj->setSize(width, height);
+ setColor(obj, props, FOREGROUND|LABEL);
+ return obj;
+
} else if (type == "dial") {
- puDial * dial = new puDial(x, y, width);
- dial->setMinValue(props->getFloatValue("min", 0.0));
- dial->setMaxValue(props->getFloatValue("max", 1.0));
- dial->setWrap(props->getBoolValue("wrap", true));
- setupObject(dial, props);
- return dial;
+ puDial * obj = new puDial(x, y, width);
+ obj->setMinValue(props->getFloatValue("min", 0.0));
+ obj->setMaxValue(props->getFloatValue("max", 1.0));
+ obj->setWrap(props->getBoolValue("wrap", true));
+ setupObject(obj, props);
+ setColor(obj, props, FOREGROUND|LABEL);
+ return obj;
+
} else if (type == "textbox") {
- int slider_width = props->getIntValue("slider", parentHeight);
- if (slider_width==0) slider_width=20;
- puLargeInput * puTextBox =
- new puLargeInput(x, y, x+width, x+height, 2, slider_width);
- if (props->hasValue("editable"))
- {
- if (props->getBoolValue("editable")==false)
- puTextBox->disableInput();
- else
- puTextBox->enableInput();
- }
- setupObject(puTextBox,props);
- return puTextBox;
+ int slider_width = props->getIntValue("slider", parentHeight);
+ int wrap = props->getBoolValue("wrap", true);
+ if (slider_width==0) slider_width=20;
+ puLargeInput * obj = new puLargeInput(x, y,
+ x+width, x+height, 2, slider_width, wrap);
+
+ if (props->hasValue("editable")) {
+ if (props->getBoolValue("editable")==false)
+ obj->disableInput();
+ else
+ obj->enableInput();
+ }
+ setupObject(obj, props);
+ setColor(obj, props, FOREGROUND|LABEL);
+ return obj;
+
} else if (type == "select") {
vector<SGPropertyNode_ptr> value_nodes;
SGPropertyNode * selection_node =
value_nodes.push_back(selection_node->getChild(q));
char ** entries = make_char_array(value_nodes.size());
- for (unsigned int i = 0, j = value_nodes.size() - 1;
- i < value_nodes.size();
- i++, j--)
+ for (unsigned int i = 0; i < value_nodes.size(); i++)
entries[i] = strdup((char *)value_nodes[i]->getName());
- puSelectBox * select =
+
+ puSelectBox * obj =
new puSelectBox(x, y, x + width, y + height, entries);
- setupObject(select, props);
- return select;
+ setupObject(obj, props);
+#ifdef PUCOL_EDITFIELD // plib > 0.8.4
+ setColor(obj, props, EDITFIELD);
+#else
+ setColor(obj, props, FOREGROUND|LABEL);
+#endif
+ return obj;
} else {
return 0;
}
if (props->hasValue("label"))
object->setLabel(props->getStringValue("label"));
+ if (props->hasValue("border"))
+ object->setBorderThickness( props->getIntValue("border", 2) );
+
+ if ( SGPropertyNode *nft = props->getNode("font", false) ) {
+ FGFontCache *fc = _gui->get_fontcache();
+ puFont *lfnt = fc->get(nft);
+ object->setLabelFont(*lfnt);
+ } else {
+ object->setLabelFont(*_font);
+ }
+
if (props->hasValue("property")) {
const char * name = props->getStringValue("name");
if (name == 0)
_liveObjects.push_back(po);
}
- vector<SGPropertyNode_ptr> nodes = props->getChildren("binding");
- if (nodes.size() > 0) {
+ SGPropertyNode * dest = fgGetNode("/sim/bindings/gui", true);
+ vector<SGPropertyNode_ptr> bindings = props->getChildren("binding");
+ if (bindings.size() > 0) {
GUIInfo * info = new GUIInfo(this);
-
- for (unsigned int i = 0; i < nodes.size(); i++)
- info->bindings.push_back(new FGBinding(nodes[i]));
+ info->key = props->getIntValue("keynum", -1);
+ if (props->hasValue("key"))
+ info->key = getKeyCode(props->getStringValue("key", ""));
+
+ for (unsigned int i = 0; i < bindings.size(); i++) {
+ unsigned int j = 0;
+ SGPropertyNode *binding;
+ while (dest->getChild("binding", j))
+ j++;
+
+ binding = dest->getChild("binding", j, true);
+ copyProperties(bindings[i], binding);
+ info->bindings.push_back(new FGBinding(binding));
+ }
object->setCallback(action_callback);
object->setUserData(info);
_info.push_back(info);
if (makeFrame) {
puFrame* f = new puFrame(0, 0, width, height);
- f->setColorScheme(0.8, 0.8, 0.9, 0.85);
+ setColor(f, props);
}
int nChildren = props->nChildren();
group->close();
}
+void
+FGDialog::setColor(puObject * object, SGPropertyNode * props, int which)
+{
+ string type = props->getName();
+ if (type == "")
+ type = "dialog";
+ if (type == "textbox" && props->getBoolValue("editable"))
+ type += "-editable";
+
+ FGColor *c = new FGColor(_gui->getColor("background"));
+ c->merge(_gui->getColor(type));
+ c->merge(props->getNode("color"));
+ if (c->isValid())
+ object->setColourScheme(c->red(), c->green(), c->blue(), c->alpha());
+
+ const struct {
+ int mask;
+ int id;
+ const char *name;
+ const char *cname;
+ } pucol[] = {
+ { BACKGROUND, PUCOL_BACKGROUND, "background", "color-background" },
+ { FOREGROUND, PUCOL_FOREGROUND, "foreground", "color-foreground" },
+ { HIGHLIGHT, PUCOL_HIGHLIGHT, "highlight", "color-highlight" },
+ { LABEL, PUCOL_LABEL, "label", "color-label" },
+ { LEGEND, PUCOL_LEGEND, "legend", "color-legend" },
+ { MISC, PUCOL_MISC, "misc", "color-misc" },
+#ifdef PUCOL_EDITFIELD // plib > 0.8.4
+ { EDITFIELD, PUCOL_EDITFIELD, "editfield", "color-editfield" },
+#endif
+ };
+
+ const int numcol = sizeof(pucol) / sizeof(pucol[0]);
+
+ for (int i = 0; i < numcol; i++) {
+ bool dirty = false;
+ c->clear();
+ c->setAlpha(1.0);
+
+ dirty |= c->merge(_gui->getColor(type + '-' + pucol[i].name));
+ if (which & pucol[i].mask)
+ dirty |= c->merge(props->getNode("color"));
+
+ if ((pucol[i].mask == LABEL) && !c->isValid())
+ dirty |= c->merge(_gui->getColor("label"));
+
+ if (c->isValid() && dirty)
+ object->setColor(pucol[i].id, c->red(), c->green(), c->blue(), c->alpha());
+ }
+}
+
+
+static struct {
+ const char *name;
+ int key;
+} keymap[] = {
+ {"tab", 9},
+ {"return", 13},
+ {"enter", 13},
+ {"esc", 27},
+ {"escape", 27},
+ {"space", ' '},
+ {"&", '&'},
+ {"and", '&'},
+ {"<", '<'},
+ {">", '>'},
+ {"f1", PU_KEY_F1},
+ {"f2", PU_KEY_F2},
+ {"f3", PU_KEY_F3},
+ {"f4", PU_KEY_F4},
+ {"f5", PU_KEY_F5},
+ {"f6", PU_KEY_F6},
+ {"f7", PU_KEY_F7},
+ {"f8", PU_KEY_F8},
+ {"f9", PU_KEY_F9},
+ {"f10", PU_KEY_F10},
+ {"f11", PU_KEY_F11},
+ {"f12", PU_KEY_F12},
+ {"left", PU_KEY_LEFT},
+ {"up", PU_KEY_UP},
+ {"right", PU_KEY_RIGHT},
+ {"down", PU_KEY_DOWN},
+ {"pageup", PU_KEY_PAGE_UP},
+ {"pagedn", PU_KEY_PAGE_DOWN},
+ {"home", PU_KEY_HOME},
+ {"end", PU_KEY_END},
+ {"insert", PU_KEY_INSERT},
+ {0, -1},
+};
+
+int
+FGDialog::getKeyCode(const char *str)
+{
+ enum {
+ CTRL = 0x1,
+ SHIFT = 0x2,
+ ALT = 0x4,
+ };
+
+ while (*str == ' ')
+ str++;
+
+ char *buf = new char[strlen(str) + 1];
+ strcpy(buf, str);
+ char *s = buf + strlen(buf);
+ while (s > str && s[-1] == ' ')
+ s--;
+ *s = 0;
+ s = buf;
+
+ int mod = 0;
+ while (1) {
+ if (!strncmp(s, "Ctrl-", 5) || !strncmp(s, "CTRL-", 5))
+ s += 5, mod |= CTRL;
+ else if (!strncmp(s, "Shift-", 6) || !strncmp(s, "SHIFT-", 6))
+ s += 6, mod |= SHIFT;
+ else if (!strncmp(s, "Alt-", 4) || !strncmp(s, "ALT-", 4))
+ s += 4, mod |= ALT;
+ else
+ break;
+ }
+
+ int key = -1;
+ if (strlen(s) == 1 && isascii(*s)) {
+ key = *s;
+ if (mod & SHIFT)
+ key = toupper(key);
+ if (mod & CTRL)
+ key = toupper(key) - 64;
+ if (mod & ALT)
+ ; // Alt not propagated to the gui
+ } else {
+ for (char *t = s; *t; t++)
+ *t = tolower(*t);
+ for (int i = 0; keymap[i].name; i++) {
+ if (!strcmp(s, keymap[i].name)) {
+ key = keymap[i].key;
+ break;
+ }
+ }
+ }
+ delete[] buf;
+ return key;
+}
+
char **
FGDialog::make_char_array (int size)
{