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 // Let the layout widget work in the same property subtree.
368 LayoutWidget wid(props);
372 wid.calcPrefSize(&pw, &ph);
373 pw = props->getIntValue("width", pw);
374 ph = props->getIntValue("height", ph);
375 int px = props->getIntValue("x", (screenw - pw) / 2);
376 int py = props->getIntValue("y", (screenh - ph) / 2);
378 // Define "x", "y", "width" and/or "height" in the property tree if they
379 // are not specified in the configuration file.
380 wid.layout(px, py, pw, ph);
382 // Use the dimension and location properties as specified in the
383 // configuration file or from the layout widget.
384 _object = makeObject(props, screenw, screenh);
386 // Remove automatically generated properties, so the layout looks
387 // the same next time around.
388 if(!userx) props->removeChild("x");
389 if(!usery) props->removeChild("y");
390 if(!userw) props->removeChild("width");
391 if(!userh) props->removeChild("height");
396 SG_LOG(SG_GENERAL, SG_ALERT, "Widget "
397 << props->getStringValue("name", "[unnamed]")
398 << " does not contain a proper GUI definition");
403 FGDialog::makeObject (SGPropertyNode * props, int parentWidth, int parentHeight)
405 bool presetSize = props->hasValue("width") && props->hasValue("height");
406 int width = props->getIntValue("width", parentWidth);
407 int height = props->getIntValue("height", parentHeight);
408 int x = props->getIntValue("x", (parentWidth - width) / 2);
409 int y = props->getIntValue("y", (parentHeight - height) / 2);
411 sgVec4 color = {0.8, 0.8, 0.9, 0.85};
412 SGPropertyNode *ncs = props->getNode("color", false);
414 color[0] = ncs->getFloatValue("red", 0.8);
415 color[1] = ncs->getFloatValue("green", 0.8);
416 color[2] = ncs->getFloatValue("blue", 0.9);
417 color[3] = ncs->getFloatValue("alpha", 0.85);
420 string type = props->getName();
424 if (type == "dialog") {
426 bool draggable = props->getBoolValue("draggable", true);
427 if (props->getBoolValue("modal", false))
428 dialog = new puDialogBox(x, y);
430 dialog = new fgPopup(x, y, draggable);
431 setupGroup(dialog, props, width, height, color, true);
433 } else if (type == "group") {
434 puGroup * group = new puGroup(x, y);
435 setupGroup(group, props, width, height, color, false);
437 } else if (type == "frame") {
438 puGroup * group = new puGroup(x, y);
439 setupGroup(group, props, width, height, color, true);
441 } else if (type == "hrule") {
442 puFrame * rule = new puFrame(3, y, parentWidth - 4, y + (height ? height : 1));
443 rule->setBorderThickness(0);
444 rule->setColorScheme(color[0], color[1], color[2], color[3]);
446 } else if (type == "list") {
447 puList * list = new puList(x, y, x + width, y + height);
448 setupObject(list, props);
450 } else if (type == "airport-list") {
451 AirportList * list = new AirportList(x, y, x + width, y + height);
452 setupObject(list, props);
454 } else if (type == "input") {
455 puInput * input = new puInput(x, y, x + width, y + height);
456 setupObject(input, props);
458 } else if (type == "text") {
459 puText * text = new puText(x, y);
460 setupObject(text, props);
462 if (props->getNode("format")) {
463 SGPropertyNode *live = props->getNode("live");
464 if (live && live->getBoolValue())
465 text->setRenderCallback(format_callback, props);
467 format_callback(text, x, y, props);
469 // Layed-out objects need their size set, and non-layout ones
470 // get a different placement.
471 if(presetSize) text->setSize(width, height);
472 else text->setLabelPlace(PUPLACE_LABEL_DEFAULT);
474 } else if (type == "checkbox") {
476 b = new puButton(x, y, x + width, y + height, PUBUTTON_XCHECK);
477 b->setColourScheme(.8, .7, .7); // matches "PUI input pink"
478 setupObject(b, props);
480 } else if (type == "radio") {
482 b = new puButton(x, y, x + width, y + height, PUBUTTON_CIRCLE);
483 b->setColourScheme(.8, .7, .7); // matches "PUI input pink"
484 setupObject(b, props);
486 } else if (type == "button") {
488 const char * legend = props->getStringValue("legend", "[none]");
489 if (props->getBoolValue("one-shot", true))
490 b = new puOneShot(x, y, legend);
492 b = new puButton(x, y, legend);
494 b->setSize(width, height);
495 setupObject(b, props);
497 } else if (type == "combo") {
498 vector<SGPropertyNode_ptr> value_nodes = props->getChildren("value");
499 char ** entries = make_char_array(value_nodes.size());
500 for (unsigned int i = 0, j = value_nodes.size() - 1;
501 i < value_nodes.size();
503 entries[i] = strdup((char *)value_nodes[i]->getStringValue());
505 new puComboBox(x, y, x + width, y + height, entries,
506 props->getBoolValue("editable", false));
507 setupObject(combo, props);
509 } else if (type == "slider") {
510 bool vertical = props->getBoolValue("vertical", false);
511 puSlider * slider = new puSlider(x, y, (vertical ? height : width));
512 slider->setMinValue(props->getFloatValue("min", 0.0));
513 slider->setMaxValue(props->getFloatValue("max", 1.0));
514 setupObject(slider, props);
516 slider->setSize(width, height);
518 } else if (type == "dial") {
519 puDial * dial = new puDial(x, y, width);
520 dial->setMinValue(props->getFloatValue("min", 0.0));
521 dial->setMaxValue(props->getFloatValue("max", 1.0));
522 dial->setWrap(props->getBoolValue("wrap", true));
523 setupObject(dial, props);
525 } else if (type == "textbox") {
526 int slider_width = props->getIntValue("slider", parentHeight);
527 int wrap = props->getBoolValue("wrap", true);
528 if (slider_width==0) slider_width=20;
529 puLargeInput * puTextBox =
530 new puLargeInput(x, y, x+width, x+height, 2, slider_width, wrap);
531 if (props->hasValue("editable"))
533 if (props->getBoolValue("editable")==false)
534 puTextBox->disableInput();
536 puTextBox->enableInput();
538 setupObject(puTextBox,props);
540 } else if (type == "select") {
541 vector<SGPropertyNode_ptr> value_nodes;
542 SGPropertyNode * selection_node =
543 fgGetNode(props->getChild("selection")->getStringValue(), true);
545 for (int q = 0; q < selection_node->nChildren(); q++)
546 value_nodes.push_back(selection_node->getChild(q));
548 char ** entries = make_char_array(value_nodes.size());
549 for (unsigned int i = 0, j = value_nodes.size() - 1;
550 i < value_nodes.size();
552 entries[i] = strdup((char *)value_nodes[i]->getName());
553 puSelectBox * select =
554 new puSelectBox(x, y, x + width, y + height, entries);
555 setupObject(select, props);
563 FGDialog::setupObject (puObject * object, SGPropertyNode * props)
565 object->setLabelPlace(PUPLACE_CENTERED_RIGHT);
567 if (props->hasValue("legend"))
568 object->setLegend(props->getStringValue("legend"));
570 if (props->hasValue("label"))
571 object->setLabel(props->getStringValue("label"));
573 if (props->hasValue("border"))
574 object->setBorderThickness( props->getIntValue("border", 2) );
576 if ( SGPropertyNode *nft = props->getNode("font", false) ) {
577 SGPath path( _font_path );
578 const char *name = nft->getStringValue("name", "default");
579 float size = nft->getFloatValue("size", 13.0);
580 float slant = nft->getFloatValue("slant", 0.0);
582 path.concat( ".txf" );
584 fntFont *font = new fntTexFont;
585 font->load( (char *)path.c_str() );
587 puFont lfnt(font, size, slant);
588 object->setLabelFont( lfnt );
591 if ( SGPropertyNode *ncs = props->getNode("color", false) ) {
593 color[0] = ncs->getFloatValue("red", 0.0);
594 color[1] = ncs->getFloatValue("green", 0.0);
595 color[2] = ncs->getFloatValue("blue", 0.0);
596 color[3] = ncs->getFloatValue("alpha", 1.0);
597 object->setColor(PUCOL_LABEL, color[0], color[1], color[2], color[3]);
600 if (props->hasValue("property")) {
601 const char * name = props->getStringValue("name");
604 const char * propname = props->getStringValue("property");
605 SGPropertyNode_ptr node = fgGetNode(propname, true);
606 copy_to_pui(node, object);
607 PropertyObject* po = new PropertyObject(name, object, node);
608 _propertyObjects.push_back(po);
609 if(props->getBoolValue("live"))
610 _liveObjects.push_back(po);
613 SGPropertyNode * dest = fgGetNode("/sim/bindings", true);
614 vector<SGPropertyNode_ptr> bindings = props->getChildren("binding");
615 if (bindings.size() > 0) {
616 GUIInfo * info = new GUIInfo(this);
618 for (unsigned int i = 0; i < bindings.size(); i++) {
620 SGPropertyNode *binding;
621 while (dest->getChild("binding", j))
624 binding = dest->getChild("binding", j, true);
625 copyProperties(bindings[i], binding);
626 info->bindings.push_back(new FGBinding(binding));
628 object->setCallback(action_callback);
629 object->setUserData(info);
630 _info.push_back(info);
633 object->makeReturnDefault(props->getBoolValue("default"));
637 FGDialog::setupGroup (puGroup * group, SGPropertyNode * props,
638 int width, int height, sgVec4 color, bool makeFrame)
640 setupObject(group, props);
643 puFrame* f = new puFrame(0, 0, width, height);
644 f->setColorScheme(color[0], color[1], color[2], color[3]);
647 int nChildren = props->nChildren();
648 for (int i = 0; i < nChildren; i++)
649 makeObject(props->getChild(i), width, height);
654 FGDialog::make_char_array (int size)
656 char ** list = new char*[size+1];
657 for (int i = 0; i <= size; i++)
659 _char_arrays.push_back(list);
665 ////////////////////////////////////////////////////////////////////////
666 // Implementation of FGDialog::PropertyObject.
667 ////////////////////////////////////////////////////////////////////////
669 FGDialog::PropertyObject::PropertyObject (const char * n,
671 SGPropertyNode_ptr p)