1 // dialog.cxx: implementation of an XML-configurable dialog box.
3 #include <stdlib.h> // atof()
5 #include <Input/input.hxx>
11 #include "AirportList.hxx"
14 int fgPopup::checkHit(int button, int updown, int x, int y)
16 int result = puPopup::checkHit(button, updown, x, y);
21 // This is annoying. We would really want a true result from the
22 // superclass to indicate "handled by child object", but all it
23 // tells us is that the pointer is inside the dialog. So do the
24 // intersection test (again) to make sure we don't start a drag
25 // when inside controls.
27 if(updown == PU_DOWN && !_dragging) {
31 int hit = getHitObjects(this, x, y);
32 if(hit & (PUCLASS_BUTTON|PUCLASS_ONESHOT|PUCLASS_INPUT))
36 getPosition(&px, &py);
40 } else if(updown == PU_DRAG && _dragging) {
41 setPosition(x + _dX, y + _dY);
48 int fgPopup::getHitObjects(puObject *object, int x, int y)
51 if(object->getType() & PUCLASS_GROUP)
52 for (puObject *obj = ((puGroup *)object)->getFirstChild();
53 obj; obj = obj->getNextObject())
54 type |= getHitObjects(obj, x, y);
57 object->getAbsolutePosition(&cx, &cy);
58 object->getSize(&cw, &ch);
59 if(x >= cx && x < cx + cw && y >= cy && y < cy + ch)
60 type |= object->getType();
66 ////////////////////////////////////////////////////////////////////////
68 ////////////////////////////////////////////////////////////////////////
71 * User data for a GUI object.
75 GUIInfo (FGDialog * d);
79 vector <FGBinding *> bindings;
87 action_callback (puObject * object)
89 GUIInfo * info = (GUIInfo *)object->getUserData();
90 NewGUI * gui = (NewGUI *)globals->get_subsystem("gui");
91 gui->setActiveDialog(info->dialog);
92 int nBindings = info->bindings.size();
93 for (int i = 0; i < nBindings; i++) {
94 info->bindings[i]->fire();
95 if (gui->getActiveDialog() == 0)
98 gui->setActiveDialog(0);
103 format_callback(puObject *obj, int dx, int dy, void *n)
105 SGPropertyNode *node = (SGPropertyNode *)n;
106 const char *format = node->getStringValue("format"), *f = format;
107 bool number, l = false;
108 // make sure the format matches '[ -+#]?\d*(\.\d*)?l?[fs]'
119 if (*f == ' ' || *f == '+' || *f == '-' || *f == '#')
121 while (*f && isdigit(*f))
125 while (*f && isdigit(*f))
133 else if (*f == 's') {
150 const char *src = obj->getLabel();
153 float value = atof(src);
154 snprintf(buf, 256, format, value);
156 snprintf(buf, 256, format, src);
161 SGPropertyNode *result = node->getNode("formatted", true);
162 result->setStringValue(buf);
163 obj->setLabel(result->getStringValue());
168 ////////////////////////////////////////////////////////////////////////
169 // Static helper functions.
170 ////////////////////////////////////////////////////////////////////////
173 * Copy a property value to a PUI object.
176 copy_to_pui (SGPropertyNode * node, puObject * object)
178 // Treat puText objects specially, so their "values" can be set
180 if(object->getType() & PUCLASS_TEXT) {
181 object->setLabel(node->getStringValue());
185 switch (node->getType()) {
186 case SGPropertyNode::BOOL:
187 case SGPropertyNode::INT:
188 case SGPropertyNode::LONG:
189 object->setValue(node->getIntValue());
191 case SGPropertyNode::FLOAT:
192 case SGPropertyNode::DOUBLE:
193 object->setValue(node->getFloatValue());
196 object->setValue(node->getStringValue());
203 copy_from_pui (puObject * object, SGPropertyNode * node)
205 // puText objects are immutable, so should not be copied out
206 if(object->getType() & PUCLASS_TEXT)
209 switch (node->getType()) {
210 case SGPropertyNode::BOOL:
211 case SGPropertyNode::INT:
212 case SGPropertyNode::LONG:
213 node->setIntValue(object->getIntegerValue());
215 case SGPropertyNode::FLOAT:
216 case SGPropertyNode::DOUBLE:
217 node->setFloatValue(object->getFloatValue());
220 // Special case to handle lists, as getStringValue cannot be overridden
221 if(object->getType() & PUCLASS_LIST)
223 node->setStringValue(((puList *) object)->getListStringValue());
227 node->setStringValue(object->getStringValue());
235 ////////////////////////////////////////////////////////////////////////
236 // Implementation of GUIInfo.
237 ////////////////////////////////////////////////////////////////////////
239 GUIInfo::GUIInfo (FGDialog * d)
246 for (unsigned int i = 0; i < bindings.size(); i++) {
254 ////////////////////////////////////////////////////////////////////////
255 // Implementation of FGDialog.
256 ////////////////////////////////////////////////////////////////////////
258 FGDialog::FGDialog (SGPropertyNode * props)
260 _gui((NewGUI *)globals->get_subsystem("gui"))
262 char* envp = ::getenv( "FG_FONTS" );
263 if ( envp != NULL ) {
264 _font_path.set( envp );
266 _font_path.set( globals->get_fg_root() );
267 _font_path.append( "Fonts" );
273 FGDialog::~FGDialog ()
275 puDeleteObject(_object);
279 // Delete all the arrays we made
280 // and were forced to keep around
281 // because PUI won't do its own
282 // memory management.
283 for (i = 0; i < _char_arrays.size(); i++) {
284 for (int j = 0; _char_arrays[i][j] != 0; j++)
285 free(_char_arrays[i][j]); // added with strdup
286 delete[] _char_arrays[i];
289 // Delete all the info objects we
290 // were forced to keep around because
291 // PUI cannot delete its own user data.
292 for (i = 0; i < _info.size(); i++) {
293 delete (GUIInfo *)_info[i];
297 // Finally, delete the property links.
298 for (i = 0; i < _propertyObjects.size(); i++) {
299 delete _propertyObjects[i];
300 _propertyObjects[i] = 0;
305 FGDialog::updateValue (const char * objectName)
307 for (unsigned int i = 0; i < _propertyObjects.size(); i++) {
308 const string &name = _propertyObjects[i]->name;
309 if (name == objectName)
310 copy_to_pui(_propertyObjects[i]->node,
311 _propertyObjects[i]->object);
316 FGDialog::applyValue (const char * objectName)
318 for (unsigned int i = 0; i < _propertyObjects.size(); i++) {
319 if (_propertyObjects[i]->name == objectName)
320 copy_from_pui(_propertyObjects[i]->object,
321 _propertyObjects[i]->node);
326 FGDialog::updateValues ()
328 for (unsigned int i = 0; i < _propertyObjects.size(); i++)
329 copy_to_pui(_propertyObjects[i]->node, _propertyObjects[i]->object);
333 FGDialog::applyValues ()
335 for (unsigned int i = 0; i < _propertyObjects.size(); i++)
336 copy_from_pui(_propertyObjects[i]->object,
337 _propertyObjects[i]->node);
343 for (unsigned int i = 0; i < _liveObjects.size(); i++) {
344 puObject *obj = _liveObjects[i]->object;
345 if (obj->getType() & PUCLASS_INPUT && ((puInput *)obj)->isAcceptingInput())
348 copy_to_pui(_liveObjects[i]->node, obj);
353 FGDialog::display (SGPropertyNode * props)
356 SG_LOG(SG_GENERAL, SG_ALERT, "This widget is already active");
360 int screenw = globals->get_props()->getIntValue("/sim/startup/xsize");
361 int screenh = globals->get_props()->getIntValue("/sim/startup/ysize");
363 bool userx = props->hasValue("x");
364 bool usery = props->hasValue("y");
365 bool userw = props->hasValue("width");
366 bool userh = props->hasValue("height");
368 // Let the layout widget work in the same property subtree.
369 LayoutWidget wid(props);
371 puFont *fnt = _gui->getDefaultFont();
372 wid.setDefaultFont(fnt, int(fnt->getPointSize()));
376 wid.calcPrefSize(&pw, &ph);
377 pw = props->getIntValue("width", pw);
378 ph = props->getIntValue("height", ph);
379 int px = props->getIntValue("x", (screenw - pw) / 2);
380 int py = props->getIntValue("y", (screenh - ph) / 2);
382 // Define "x", "y", "width" and/or "height" in the property tree if they
383 // are not specified in the configuration file.
384 wid.layout(px, py, pw, ph);
386 // Use the dimension and location properties as specified in the
387 // configuration file or from the layout widget.
388 _object = makeObject(props, screenw, screenh);
390 // Remove automatically generated properties, so the layout looks
391 // the same next time around.
392 if(!userx) props->removeChild("x");
393 if(!usery) props->removeChild("y");
394 if(!userw) props->removeChild("width");
395 if(!userh) props->removeChild("height");
400 SG_LOG(SG_GENERAL, SG_ALERT, "Widget "
401 << props->getStringValue("name", "[unnamed]")
402 << " does not contain a proper GUI definition");
407 FGDialog::makeObject (SGPropertyNode * props, int parentWidth, int parentHeight)
409 if (props->getBoolValue("hide"))
412 bool presetSize = props->hasValue("width") && props->hasValue("height");
413 int width = props->getIntValue("width", parentWidth);
414 int height = props->getIntValue("height", parentHeight);
415 int x = props->getIntValue("x", (parentWidth - width) / 2);
416 int y = props->getIntValue("y", (parentHeight - height) / 2);
417 string type = props->getName();
422 if (type == "dialog") {
424 bool draggable = props->getBoolValue("draggable", true);
425 if (props->getBoolValue("modal", false))
426 obj = new puDialogBox(x, y);
428 obj = new fgPopup(x, y, draggable);
429 setupGroup(obj, props, width, height, true);
430 setColor(obj, props);
433 } else if (type == "group") {
434 puGroup * obj = new puGroup(x, y);
435 setupGroup(obj, props, width, height, false);
436 setColor(obj, props);
439 } else if (type == "frame") {
440 puGroup * obj = new puGroup(x, y);
441 setupGroup(obj, props, width, height, true);
442 setColor(obj, props);
445 } else if (type == "hrule" || type == "vrule") {
446 puFrame * obj = new puFrame(x, y, x + width, y + height);
447 obj->setBorderThickness(0);
448 setColor(obj, props, BACKGROUND|FOREGROUND|HIGHLIGHT);
451 } else if (type == "list") {
452 puList * obj = new puList(x, y, x + width, y + height);
453 setupObject(obj, props);
454 setColor(obj, props);
457 } else if (type == "airport-list") {
458 AirportList * obj = new AirportList(x, y, x + width, y + height);
459 setupObject(obj, props);
460 setColor(obj, props);
463 } else if (type == "input") {
464 puInput * obj = new puInput(x, y, x + width, y + height);
465 setupObject(obj, props);
466 setColor(obj, props, FOREGROUND|LABEL);
469 } else if (type == "text") {
470 puText * obj = new puText(x, y);
471 setupObject(obj, props);
473 if (props->getNode("format")) {
474 SGPropertyNode *live = props->getNode("live");
475 if (live && live->getBoolValue())
476 obj->setRenderCallback(format_callback, props);
478 format_callback(obj, x, y, props);
480 // Layed-out objects need their size set, and non-layout ones
481 // get a different placement.
482 if(presetSize) obj->setSize(width, height);
483 else obj->setLabelPlace(PUPLACE_LABEL_DEFAULT);
484 setColor(obj, props, LABEL);
487 } else if (type == "checkbox") {
489 obj = new puButton(x, y, x + width, y + height, PUBUTTON_XCHECK);
490 setupObject(obj, props);
491 setColor(obj, props, FOREGROUND|LABEL);
494 } else if (type == "radio") {
496 obj = new puButton(x, y, x + width, y + height, PUBUTTON_CIRCLE);
497 setupObject(obj, props);
498 setColor(obj, props, FOREGROUND|LABEL);
501 } else if (type == "button") {
503 const char * legend = props->getStringValue("legend", "[none]");
504 if (props->getBoolValue("one-shot", true))
505 obj = new puOneShot(x, y, legend);
507 obj = new puButton(x, y, legend);
509 obj->setSize(width, height);
510 setupObject(obj, props);
511 setColor(obj, props);
514 } else if (type == "combo") {
515 vector<SGPropertyNode_ptr> value_nodes = props->getChildren("value");
516 char ** entries = make_char_array(value_nodes.size());
517 for (unsigned int i = 0, j = value_nodes.size() - 1;
518 i < value_nodes.size();
520 entries[i] = strdup((char *)value_nodes[i]->getStringValue());
521 puComboBox * obj = new puComboBox(x, y, x + width, y + height, entries,
522 props->getBoolValue("editable", false));
523 setupObject(obj, props);
524 setColor(obj, props, FOREGROUND|LABEL);
527 } else if (type == "slider") {
528 bool vertical = props->getBoolValue("vertical", false);
529 puSlider * obj = new puSlider(x, y, (vertical ? height : width));
530 obj->setMinValue(props->getFloatValue("min", 0.0));
531 obj->setMaxValue(props->getFloatValue("max", 1.0));
532 setupObject(obj, props);
534 obj->setSize(width, height);
535 setColor(obj, props, FOREGROUND|LABEL);
538 } else if (type == "dial") {
539 puDial * obj = new puDial(x, y, width);
540 obj->setMinValue(props->getFloatValue("min", 0.0));
541 obj->setMaxValue(props->getFloatValue("max", 1.0));
542 obj->setWrap(props->getBoolValue("wrap", true));
543 setupObject(obj, props);
544 setColor(obj, props, FOREGROUND|LABEL);
547 } else if (type == "textbox") {
548 int slider_width = props->getIntValue("slider", parentHeight);
549 int wrap = props->getBoolValue("wrap", true);
550 if (slider_width==0) slider_width=20;
551 puLargeInput * obj = new puLargeInput(x, y,
552 x+width, x+height, 2, slider_width, wrap);
554 if (props->hasValue("editable")) {
555 if (props->getBoolValue("editable")==false)
560 setupObject(obj, props);
561 setColor(obj, props, FOREGROUND|LABEL);
564 } else if (type == "select") {
565 vector<SGPropertyNode_ptr> value_nodes;
566 SGPropertyNode * selection_node =
567 fgGetNode(props->getChild("selection")->getStringValue(), true);
569 for (int q = 0; q < selection_node->nChildren(); q++)
570 value_nodes.push_back(selection_node->getChild(q));
572 char ** entries = make_char_array(value_nodes.size());
573 for (unsigned int i = 0, j = value_nodes.size() - 1;
574 i < value_nodes.size();
576 entries[i] = strdup((char *)value_nodes[i]->getName());
578 new puSelectBox(x, y, x + width, y + height, entries);
579 setupObject(obj, props);
580 setColor(obj, props, FOREGROUND|LABEL);
588 FGDialog::setupObject (puObject * object, SGPropertyNode * props)
590 object->setLabelPlace(PUPLACE_CENTERED_RIGHT);
592 if (props->hasValue("legend"))
593 object->setLegend(props->getStringValue("legend"));
595 if (props->hasValue("label"))
596 object->setLabel(props->getStringValue("label"));
598 if (props->hasValue("border"))
599 object->setBorderThickness( props->getIntValue("border", 2) );
601 if ( SGPropertyNode *nft = props->getNode("font", false) ) {
602 SGPath path( _font_path );
603 const char *name = nft->getStringValue("name", "default");
604 float size = nft->getFloatValue("size", 13.0);
605 float slant = nft->getFloatValue("slant", 0.0);
607 path.concat( ".txf" );
609 fntFont *font = new fntTexFont;
610 font->load( (char *)path.c_str() );
612 puFont lfnt(font, size, slant);
613 object->setLabelFont( lfnt );
616 if (props->hasValue("property")) {
617 const char * name = props->getStringValue("name");
620 const char * propname = props->getStringValue("property");
621 SGPropertyNode_ptr node = fgGetNode(propname, true);
622 copy_to_pui(node, object);
623 PropertyObject* po = new PropertyObject(name, object, node);
624 _propertyObjects.push_back(po);
625 if(props->getBoolValue("live"))
626 _liveObjects.push_back(po);
629 SGPropertyNode * dest = fgGetNode("/sim/bindings/gui", true);
630 vector<SGPropertyNode_ptr> bindings = props->getChildren("binding");
631 if (bindings.size() > 0) {
632 GUIInfo * info = new GUIInfo(this);
634 for (unsigned int i = 0; i < bindings.size(); i++) {
636 SGPropertyNode *binding;
637 while (dest->getChild("binding", j))
640 binding = dest->getChild("binding", j, true);
641 copyProperties(bindings[i], binding);
642 info->bindings.push_back(new FGBinding(binding));
644 object->setCallback(action_callback);
645 object->setUserData(info);
646 _info.push_back(info);
649 object->makeReturnDefault(props->getBoolValue("default"));
653 FGDialog::setupGroup (puGroup * group, SGPropertyNode * props,
654 int width, int height, bool makeFrame)
656 setupObject(group, props);
659 puFrame* f = new puFrame(0, 0, width, height);
663 int nChildren = props->nChildren();
664 for (int i = 0; i < nChildren; i++)
665 makeObject(props->getChild(i), width, height);
670 FGDialog::setColor(puObject * object, SGPropertyNode * props, int which)
672 string type = props->getName();
676 FGColor *c = new FGColor(_gui->getColor("background"));
677 c->merge(_gui->getColor(type));
678 c->merge(props->getNode("color"));
680 object->setColourScheme(c->red(), c->green(), c->blue(), c->alpha());
682 const int numcol = 6;
689 { BACKGROUND, PUCOL_BACKGROUND, "background", "color-background" },
690 { FOREGROUND, PUCOL_FOREGROUND, "foreground", "color-foreground" },
691 { HIGHLIGHT, PUCOL_HIGHLIGHT, "highlight", "color-highlight" },
692 { LABEL, PUCOL_LABEL, "label", "color-label" },
693 { LEGEND, PUCOL_LEGEND, "legend", "color-legend" },
694 { MISC, PUCOL_MISC, "misc", "color-misc" }
697 for (int i = 0; i < numcol; i++) {
702 dirty |= c->merge(_gui->getColor(type + '-' + pucol[i].name));
703 if (which & pucol[i].mask)
704 dirty |= c->merge(props->getNode("color"));
706 if ((pucol[i].mask == LABEL) && !c->isValid())
707 dirty |= c->merge(_gui->getColor("label"));
709 if (c->isValid() && dirty)
710 object->setColor(pucol[i].id, c->red(), c->green(), c->blue(), c->alpha());
715 FGDialog::make_char_array (int size)
717 char ** list = new char*[size+1];
718 for (int i = 0; i <= size; i++)
720 _char_arrays.push_back(list);
726 ////////////////////////////////////////////////////////////////////////
727 // Implementation of FGDialog::PropertyObject.
728 ////////////////////////////////////////////////////////////////////////
730 FGDialog::PropertyObject::PropertyObject (const char * n,
732 SGPropertyNode_ptr p)