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)
261 char* envp = ::getenv( "FG_FONTS" );
262 if ( envp != NULL ) {
263 _font_path.set( envp );
265 _font_path.set( globals->get_fg_root() );
266 _font_path.append( "Fonts" );
272 FGDialog::~FGDialog ()
274 puDeleteObject(_object);
278 // Delete all the arrays we made
279 // and were forced to keep around
280 // because PUI won't do its own
281 // memory management.
282 for (i = 0; i < _char_arrays.size(); i++) {
283 for (int j = 0; _char_arrays[i][j] != 0; j++)
284 free(_char_arrays[i][j]); // added with strdup
285 delete[] _char_arrays[i];
288 // Delete all the info objects we
289 // were forced to keep around because
290 // PUI cannot delete its own user data.
291 for (i = 0; i < _info.size(); i++) {
292 delete (GUIInfo *)_info[i];
296 // Finally, delete the property links.
297 for (i = 0; i < _propertyObjects.size(); i++) {
298 delete _propertyObjects[i];
299 _propertyObjects[i] = 0;
304 FGDialog::updateValue (const char * objectName)
306 for (unsigned int i = 0; i < _propertyObjects.size(); i++) {
307 const string &name = _propertyObjects[i]->name;
308 if (name == objectName)
309 copy_to_pui(_propertyObjects[i]->node,
310 _propertyObjects[i]->object);
315 FGDialog::applyValue (const char * objectName)
317 for (unsigned int i = 0; i < _propertyObjects.size(); i++) {
318 if (_propertyObjects[i]->name == objectName)
319 copy_from_pui(_propertyObjects[i]->object,
320 _propertyObjects[i]->node);
325 FGDialog::updateValues ()
327 for (unsigned int i = 0; i < _propertyObjects.size(); i++)
328 copy_to_pui(_propertyObjects[i]->node, _propertyObjects[i]->object);
332 FGDialog::applyValues ()
334 for (unsigned int i = 0; i < _propertyObjects.size(); i++)
335 copy_from_pui(_propertyObjects[i]->object,
336 _propertyObjects[i]->node);
342 for (unsigned int i = 0; i < _liveObjects.size(); i++) {
343 puObject *obj = _liveObjects[i]->object;
344 if (obj->getType() & PUCLASS_INPUT && ((puInput *)obj)->isAcceptingInput())
347 copy_to_pui(_liveObjects[i]->node, obj);
352 FGDialog::display (SGPropertyNode * props)
355 SG_LOG(SG_GENERAL, SG_ALERT, "This widget is already active");
359 int screenw = globals->get_props()->getIntValue("/sim/startup/xsize");
360 int screenh = globals->get_props()->getIntValue("/sim/startup/ysize");
362 bool userx = props->hasValue("x");
363 bool usery = props->hasValue("y");
364 bool userw = props->hasValue("width");
365 bool userh = props->hasValue("height");
367 LayoutWidget wid(props);
370 wid.calcPrefSize(&pw, &ph);
371 pw = props->getIntValue("width", pw);
372 ph = props->getIntValue("height", ph);
373 int px = props->getIntValue("x", (screenw - pw) / 2);
374 int py = props->getIntValue("y", (screenh - ph) / 2);
375 wid.layout(px, py, pw, ph);
377 _object = makeObject(props, screenw, screenh);
379 // Remove automatically generated properties, so the layout looks
380 // the same next time around.
381 if(!userx) props->removeChild("x");
382 if(!usery) props->removeChild("y");
383 if(!userw) props->removeChild("width");
384 if(!userh) props->removeChild("height");
389 SG_LOG(SG_GENERAL, SG_ALERT, "Widget "
390 << props->getStringValue("name", "[unnamed]")
391 << " does not contain a proper GUI definition");
396 FGDialog::makeObject (SGPropertyNode * props, int parentWidth, int parentHeight)
398 bool presetSize = props->hasValue("width") && props->hasValue("height");
399 int width = props->getIntValue("width", parentWidth);
400 int height = props->getIntValue("height", parentHeight);
401 int x = props->getIntValue("x", (parentWidth - width) / 2);
402 int y = props->getIntValue("y", (parentHeight - height) / 2);
404 sgVec4 color = {0.8, 0.8, 0.9, 0.85};
405 SGPropertyNode *ncs = props->getNode("color", false);
407 color[0] = ncs->getFloatValue("red", 0.8);
408 color[1] = ncs->getFloatValue("green", 0.8);
409 color[2] = ncs->getFloatValue("blue", 0.9);
410 color[3] = ncs->getFloatValue("alpha", 0.85);
413 string type = props->getName();
417 if (type == "dialog") {
419 bool draggable = props->getBoolValue("draggable", true);
420 if (props->getBoolValue("modal", false))
421 dialog = new puDialogBox(x, y);
423 dialog = new fgPopup(x, y, draggable);
424 setupGroup(dialog, props, width, height, color, true);
426 } else if (type == "group") {
427 puGroup * group = new puGroup(x, y);
428 setupGroup(group, props, width, height, color, false);
430 } else if (type == "list") {
431 puList * list = new puList(x, y, x + width, y + height);
432 setupObject(list, props);
434 } else if (type == "airport-list") {
435 AirportList * list = new AirportList(x, y, x + width, y + height);
436 setupObject(list, props);
438 } else if (type == "input") {
439 puInput * input = new puInput(x, y, x + width, y + height);
440 setupObject(input, props);
442 } else if (type == "text") {
443 puText * text = new puText(x, y);
444 setupObject(text, props);
446 if (props->getNode("format")) {
447 SGPropertyNode *live = props->getNode("live");
448 if (live && live->getBoolValue())
449 text->setRenderCallback(format_callback, props);
451 format_callback(text, x, y, props);
453 // Layed-out objects need their size set, and non-layout ones
454 // get a different placement.
455 if(presetSize) text->setSize(width, height);
456 else text->setLabelPlace(PUPLACE_LABEL_DEFAULT);
458 } else if (type == "checkbox") {
460 b = new puButton(x, y, x + width, y + height, PUBUTTON_XCHECK);
461 b->setColourScheme(.8, .7, .7); // matches "PUI input pink"
462 setupObject(b, props);
464 } else if (type == "radio") {
466 b = new puButton(x, y, x + width, y + height, PUBUTTON_CIRCLE);
467 b->setColourScheme(.8, .7, .7); // matches "PUI input pink"
468 setupObject(b, props);
470 } else if (type == "button") {
472 const char * legend = props->getStringValue("legend", "[none]");
473 if (props->getBoolValue("one-shot", true))
474 b = new puOneShot(x, y, legend);
476 b = new puButton(x, y, legend);
478 b->setSize(width, height);
479 setupObject(b, props);
481 } else if (type == "combo") {
482 vector<SGPropertyNode_ptr> value_nodes = props->getChildren("value");
483 char ** entries = make_char_array(value_nodes.size());
484 for (unsigned int i = 0, j = value_nodes.size() - 1;
485 i < value_nodes.size();
487 entries[i] = strdup((char *)value_nodes[i]->getStringValue());
489 new puComboBox(x, y, x + width, y + height, entries,
490 props->getBoolValue("editable", false));
491 setupObject(combo, props);
493 } else if (type == "slider") {
494 bool vertical = props->getBoolValue("vertical", false);
495 puSlider * slider = new puSlider(x, y, (vertical ? height : width));
496 slider->setMinValue(props->getFloatValue("min", 0.0));
497 slider->setMaxValue(props->getFloatValue("max", 1.0));
498 setupObject(slider, props);
500 slider->setSize(width, height);
502 } else if (type == "dial") {
503 puDial * dial = new puDial(x, y, width);
504 dial->setMinValue(props->getFloatValue("min", 0.0));
505 dial->setMaxValue(props->getFloatValue("max", 1.0));
506 dial->setWrap(props->getBoolValue("wrap", true));
507 setupObject(dial, props);
509 } else if (type == "textbox") {
510 int slider_width = props->getIntValue("slider", parentHeight);
511 int wrap = props->getBoolValue("wrap", true)==true;
512 if (slider_width==0) slider_width=20;
513 puLargeInput * puTextBox =
514 new puLargeInput(x, y, x+width, x+height, 2, slider_width, wrap);
515 if (props->hasValue("editable"))
517 if (props->getBoolValue("editable")==false)
518 puTextBox->disableInput();
520 puTextBox->enableInput();
522 setupObject(puTextBox,props);
524 } else if (type == "select") {
525 vector<SGPropertyNode_ptr> value_nodes;
526 SGPropertyNode * selection_node =
527 fgGetNode(props->getChild("selection")->getStringValue(), true);
529 for (int q = 0; q < selection_node->nChildren(); q++)
530 value_nodes.push_back(selection_node->getChild(q));
532 char ** entries = make_char_array(value_nodes.size());
533 for (unsigned int i = 0, j = value_nodes.size() - 1;
534 i < value_nodes.size();
536 entries[i] = strdup((char *)value_nodes[i]->getName());
537 puSelectBox * select =
538 new puSelectBox(x, y, x + width, y + height, entries);
539 setupObject(select, props);
547 FGDialog::setupObject (puObject * object, SGPropertyNode * props)
549 object->setLabelPlace(PUPLACE_CENTERED_RIGHT);
551 if (props->hasValue("legend"))
552 object->setLegend(props->getStringValue("legend"));
554 if (props->hasValue("label"))
555 object->setLabel(props->getStringValue("label"));
557 if ( SGPropertyNode *nft = props->getNode("font", false) ) {
558 SGPath path( _font_path );
559 string name = props->getStringValue("name");
560 float size = props->getFloatValue("size", 13.0);
561 float slant = props->getFloatValue("slant", 0.0);
562 if ( name.empty() ) name = "typewriter";
564 path.concat( ".txf" );
566 fntFont *font = new fntTexFont;
567 font->load( (char *)path.c_str() );
569 puFont lfnt(font, size, slant);
570 object->setLabelFont( lfnt );
573 if ( SGPropertyNode *ncs = props->getNode("color", false) ) {
575 color[0] = ncs->getFloatValue("red", 0.0);
576 color[1] = ncs->getFloatValue("green", 0.0);
577 color[2] = ncs->getFloatValue("blue", 0.0);
578 color[3] = ncs->getFloatValue("alpha", 1.0);
579 object->setColor(PUCOL_LABEL, color[0], color[1], color[2], color[3]);
582 if (props->hasValue("property")) {
583 const char * name = props->getStringValue("name");
586 const char * propname = props->getStringValue("property");
587 SGPropertyNode_ptr node = fgGetNode(propname, true);
588 copy_to_pui(node, object);
589 PropertyObject* po = new PropertyObject(name, object, node);
590 _propertyObjects.push_back(po);
591 if(props->getBoolValue("live"))
592 _liveObjects.push_back(po);
595 vector<SGPropertyNode_ptr> nodes = props->getChildren("binding");
596 if (nodes.size() > 0) {
597 GUIInfo * info = new GUIInfo(this);
599 for (unsigned int i = 0; i < nodes.size(); i++)
600 info->bindings.push_back(new FGBinding(nodes[i]));
601 object->setCallback(action_callback);
602 object->setUserData(info);
603 _info.push_back(info);
606 object->makeReturnDefault(props->getBoolValue("default"));
610 FGDialog::setupGroup (puGroup * group, SGPropertyNode * props,
611 int width, int height, sgVec4 color, bool makeFrame)
613 setupObject(group, props);
616 puFrame* f = new puFrame(0, 0, width, height);
617 f->setColorScheme(color[0], color[1], color[2], color[3]);
620 int nChildren = props->nChildren();
621 for (int i = 0; i < nChildren; i++)
622 makeObject(props->getChild(i), width, height);
627 FGDialog::make_char_array (int size)
629 char ** list = new char*[size+1];
630 for (int i = 0; i <= size; i++)
632 _char_arrays.push_back(list);
638 ////////////////////////////////////////////////////////////////////////
639 // Implementation of FGDialog::PropertyObject.
640 ////////////////////////////////////////////////////////////////////////
642 FGDialog::PropertyObject::PropertyObject (const char * n,
644 SGPropertyNode_ptr p)