- for (unsigned int j=0; j < _conditionalObjects.size(); ++j) {
- _conditionalObjects[j]->update(this);
- }
-
- if (_needsRelayout) {
- relayout();
- }
-}
-
-void
-FGDialog::display (SGPropertyNode *props)
-{
- if (_object != 0) {
- SG_LOG(SG_GENERAL, SG_ALERT, "This widget is already active");
- return;
- }
-
- int screenw = globals->get_props()->getIntValue("/sim/startup/xsize");
- int screenh = globals->get_props()->getIntValue("/sim/startup/ysize");
-
- bool userx = props->hasValue("x");
- bool usery = props->hasValue("y");
- 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 = globals->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);
- 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, 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");
-
- if (_object != 0) {
- _object->reveal();
- } else {
- SG_LOG(SG_GENERAL, SG_ALERT, "Widget "
- << props->getStringValue("name", "[unnamed]")
- << " does not contain a proper GUI definition");
- }
-}
-
-puObject *
-FGDialog::makeObject (SGPropertyNode *props, int parentWidth, int parentHeight)
-{
- if (!props->getBoolValue("enabled", true))
- 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.empty())
- type = "dialog";
-
- if (type == "dialog") {
- puPopup *obj;
- bool draggable = props->getBoolValue("draggable", true);
- bool resizable = props->getBoolValue("resizable", false);
- if (props->getBoolValue("modal", false))
- obj = new puDialogBox(x, y);
- else
- obj = new fgPopup(x, y, resizable, draggable);
- setupGroup(obj, props, width, height, true);
- setColor(obj, props);
- return obj;
-
- } else if (type == "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);
- setupObject(obj, props);
- setColor(obj, props, BACKGROUND|FOREGROUND|HIGHLIGHT);
- return obj;
-
- } else if (type == "list") {
- int slider_width = props->getIntValue("slider", 20);
- fgList *obj = new fgList(x, y, x + width, y + height, props, slider_width);
- if (presetSize)
- obj->setSize(width, height);
- setupObject(obj, props);
- setColor(obj, props);
- return obj;
-
- } else if (type == "airport-list") {
- AirportList *obj = new AirportList(x, y, x + width, y + height);
- if (presetSize)
- obj->setSize(width, height);
- setupObject(obj, props);
- setColor(obj, props);
- return obj;
-
- } else if (type == "property-list") {
- PropertyList *obj = new PropertyList(x, y, x + width, y + height, globals->get_props());
- if (presetSize)
- obj->setSize(width, height);
- setupObject(obj, props);
- setColor(obj, props);
- return obj;
-
- } else if (type == "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 *obj = new puText(x, y);
- setupObject(obj, props);
-
- // Layed-out objects need their size set, and non-layout ones
- // get a different placement.
- if (presetSize)
- obj->setSize(width, height);
- else
- obj->setLabelPlace(PUPLACE_LABEL_DEFAULT);
- setColor(obj, props, LABEL);
- return obj;
-
- } else if (type == "checkbox") {
- 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 *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 *obj;
- const char *legend = props->getStringValue("legend", "[none]");
- if (props->getBoolValue("one-shot", true))
- obj = new puOneShot(x, y, legend);
- else
- obj = new puButton(x, y, legend);
- if (presetSize)
- obj->setSize(width, height);
- setupObject(obj, props);
- setColor(obj, props);
- return obj;
-
- } else if (type == "combo") {
- fgComboBox *obj = new fgComboBox(x, y, x + width, y + height, props,
- props->getBoolValue("editable", false));
- setupObject(obj, props);
- setColor(obj, props, EDITFIELD);
- return obj;
-
- } else if (type == "slider") {
- bool vertical = props->getBoolValue("vertical", false);
- puSlider *obj = new puSlider(x, y, (vertical ? height : width), vertical);
- obj->setMinValue(props->getFloatValue("min", 0.0));
- obj->setMaxValue(props->getFloatValue("max", 1.0));
- obj->setStepSize(props->getFloatValue("step"));
- obj->setSliderFraction(props->getFloatValue("fraction"));
-#if PLIB_VERSION > 185
- obj->setPageStepSize(props->getFloatValue("pagestep"));
-#endif
- setupObject(obj, props);
- if (presetSize)
- obj->setSize(width, height);
- setColor(obj, props, FOREGROUND|LABEL);
- return obj;
-
- } else if (type == "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", 20);
- int wrap = props->getBoolValue("wrap", true);
-#if PLIB_VERSION > 185
- puaLargeInput *obj = new puaLargeInput(x, y,
- x + width, x + height, 11, slider_width, wrap);
-#else
- puaLargeInput *obj = new puaLargeInput(x, y,
- x + width, x + height, 2, slider_width, wrap);
-#endif
-
- if (props->getBoolValue("editable"))
- obj->enableInput();
- else
- obj->disableInput();
-
- if (presetSize)
- obj->setSize(width, height);
- setupObject(obj, props);
- setColor(obj, props, FOREGROUND|LABEL);
-
- int top = props->getIntValue("top-line", 0);
- obj->setTopLineInWindow(top < 0 ? unsigned(-1) >> 1 : top);
- return obj;
-
- } else if (type == "select") {
- fgSelectBox *obj = new fgSelectBox(x, y, x + width, y + height, props);
- setupObject(obj, props);
- setColor(obj, props, EDITFIELD);
- return obj;
- } else if (type == "waypointlist") {
- ScrolledWaypointList* obj = new ScrolledWaypointList(x, y, width, height);
- setupObject(obj, props);
- return obj;
- } else {
- return 0;
- }
-}
-
-void
-FGDialog::setupObject (puObject *object, SGPropertyNode *props)
-{
- GUIInfo *info = new GUIInfo(this);
- object->setUserData(info);
- _info.push_back(info);
- object->setLabelPlace(PUPLACE_CENTERED_RIGHT);
- object->makeReturnDefault(props->getBoolValue("default"));
- info->node = props;
-
- if (props->hasValue("legend")) {
- info->legend = props->getStringValue("legend");
- object->setLegend(info->legend.c_str());
- }
-
- if (props->hasValue("label")) {
- info->label = props->getStringValue("label");
- object->setLabel(info->label.c_str());
- }
-
- if (props->hasValue("border"))
- object->setBorderThickness( props->getIntValue("border", 2) );
-
- if (SGPropertyNode *nft = props->getNode("font", false)) {
- FGFontCache *fc = globals->get_fontcache();
- puFont *lfnt = fc->get(nft);
- object->setLabelFont(*lfnt);
- object->setLegendFont(*lfnt);
- } else {
- object->setLabelFont(*_font);
- }
-
- if (props->hasChild("visible")) {
- ConditionalObject* cnd = new ConditionalObject("visible", object);
- cnd->setCondition(sgReadCondition(globals->get_props(), props->getChild("visible")));
- _conditionalObjects.push_back(cnd);
- }
-
- if (props->hasChild("enable")) {
- ConditionalObject* cnd = new ConditionalObject("enable", object);
- cnd->setCondition(sgReadCondition(globals->get_props(), props->getChild("enable")));
- _conditionalObjects.push_back(cnd);
- }
-
- string type = props->getName();
- if (type == "input" && props->getBoolValue("live"))
- object->setDownCallback(action_callback);
-
- if (type == "text") {
- const char *format = props->getStringValue("format", 0);
- if (format) {
- info->fmt_type = validate_format(format);
- if (info->fmt_type != f_INVALID)
- info->format = format;
- else
- SG_LOG(SG_GENERAL, SG_ALERT, "DIALOG: invalid <format> '"
- << format << '\'');
- }
- }
-
- if (props->hasValue("property")) {
- const char *name = props->getStringValue("name");
- if (name == 0)
- name = "";
- const char *propname = props->getStringValue("property");
- SGPropertyNode_ptr node = fgGetNode(propname, true);
- copy_to_pui(node, object);
-
- PropertyObject *po = new PropertyObject(name, object, node);
- _propertyObjects.push_back(po);
- if (props->getBoolValue("live"))
- _liveObjects.push_back(po);
- }
-
- SGPropertyNode *dest = fgGetNode("/sim/bindings/gui", true);
- vector<SGPropertyNode_ptr> bindings = props->getChildren("binding");
- if (bindings.size() > 0) {
- 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_ptr binding;
- while (dest->getChild("binding", j))
- j++;
-
- const char *cmd = bindings[i]->getStringValue("command");
- if (!strcmp(cmd, "nasal"))
- bindings[i]->setStringValue("module", _module.c_str());
-
- binding = dest->getChild("binding", j, true);
- copyProperties(bindings[i], binding);
- info->bindings.push_back(new SGBinding(binding, globals->get_props()));
- }
- object->setCallback(action_callback);
- }
-}
-
-void
-FGDialog::setupGroup(puGroup *group, SGPropertyNode *props,
- int width, int height, bool makeFrame)
-{
- setupObject(group, props);
-
- if (makeFrame) {
- puFrame* f = new puFrame(0, 0, width, height);
- setColor(f, props);
- }
-
- int nChildren = props->nChildren();
- for (int i = 0; i < nChildren; i++)
- makeObject(props->getChild(i), width, height);
- group->close();
-}
-
-void
-FGDialog::setColor(puObject *object, SGPropertyNode *props, int which)
-{
- string type = props->getName();
- if (type.empty())
- type = "dialog";
- if (type == "textbox" && props->getBoolValue("editable"))
- type += "-editable";
-
- FGColor c(_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" },
- { EDITFIELD, PUCOL_EDITFIELD, "editfield", "color-editfield" },
- };
-
- 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"));
-
- dirty |= c.merge(props->getNode(pucol[i].cname));
-
- 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[] = {
- {"backspace", 8},
- {"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) - '@';
- /* 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;
-}
-
-void\fFGDialog::relayout()
-{
- _needsRelayout = false;
-
- int screenw = globals->get_props()->getIntValue("/sim/startup/xsize");
- int screenh = globals->get_props()->getIntValue("/sim/startup/ysize");
-
- bool userx = _props->hasValue("x");
- bool usery = _props->hasValue("y");
- bool userw = _props->hasValue("width");
- bool userh = _props->hasValue("height");
-
- // Let the layout widget work in the same property subtree.
- LayoutWidget wid(_props);
- 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);
- 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);
-
- applySize(_object);
-
- // Remove automatically generated properties, so the layout looks
- // 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");
-}
-
-void
-FGDialog::applySize(puObject *object)
-{
- // compound plib widgets use setUserData() for internal purposes, so refuse
- // to descend into anything that has other bits set than the following
- const int validUserData = PUCLASS_VALUE|PUCLASS_OBJECT|PUCLASS_GROUP|PUCLASS_INTERFACE
- |PUCLASS_FRAME|PUCLASS_TEXT|PUCLASS_BUTTON|PUCLASS_ONESHOT|PUCLASS_INPUT
- |PUCLASS_ARROW|PUCLASS_DIAL|PUCLASS_POPUP;
-
- int type = object->getType();
- if ((type & PUCLASS_GROUP) && !(type & ~validUserData)) {
- puObject* c = ((puGroup *)object)->getFirstChild();
- for (; c != NULL; c = c->getNextObject()) {
- applySize(c);
- } // of child iteration
- } // of group object case
-
- GUIInfo *info = (GUIInfo *)object->getUserData();
- if (!info)
- return;
-
- SGPropertyNode *n = info->node;
- if (!n) {
- SG_LOG(SG_GENERAL, SG_ALERT, "FGDialog::applySize: no props");
- return;
- }
-
- int x = n->getIntValue("x");
- int y = n->getIntValue("y");
- int w = n->getIntValue("width", 4);
- int h = n->getIntValue("height", 4);
- object->setPosition(x, y);
- object->setSize(w, h);
-}
-
-////////////////////////////////////////////////////////////////////////
-// Implementation of FGDialog::PropertyObject.
-////////////////////////////////////////////////////////////////////////
-
-FGDialog::PropertyObject::PropertyObject(const char *n,
- puObject *o, SGPropertyNode_ptr p) :
- name(n),
- object(o),
- node(p)
-{
-}
-
-
-
-\f
-////////////////////////////////////////////////////////////////////////
-// Implementation of fgValueList and derived pui widgets
-////////////////////////////////////////////////////////////////////////
-
-
-fgValueList::fgValueList(SGPropertyNode *p) :
- _props(p)
-{
- make_list();
-}
-
-void
-fgValueList::update()
-{
- destroy_list();
- make_list();
-}
-
-fgValueList::~fgValueList()
-{
- destroy_list();
-}
-
-void
-fgValueList::make_list()
-{
- SGPropertyNode_ptr values = _props;
- const char* vname = "value";
-
- if (_props->hasChild("properties")) {
- // dynamic values, read from a property's children
- const char* path = _props->getStringValue("properties");
- values = fgGetNode(path, true);
- }
-
- if (_props->hasChild("property-name")) {
- vname = _props->getStringValue("property-name");
- }
-
- vector<SGPropertyNode_ptr> value_nodes = values->getChildren(vname);
- _list = new char *[value_nodes.size() + 1];
- unsigned int i;
- for (i = 0; i < value_nodes.size(); i++) {
- _list[i] = strdup((char *)value_nodes[i]->getStringValue());
- }
- _list[i] = 0;
-}
-
-void
-fgValueList::destroy_list()
-{
- for (int i = 0; _list[i] != 0; i++)
- if (_list[i])
- free(_list[i]);
- delete[] _list;
-}
-
-
-
-void
-fgList::update()
-{
- fgValueList::update();
- int top = getTopItem();
- newList(_list);
- setTopItem(top);
-}
-
-void fgComboBox::update()
-{
- fgValueList::update();
- newList(_list);