#include <plib/pu.h>
#include <plib/ul.h>
-#include <vector>
-SG_USING_STD(vector);
+#include <simgear/compiler.h>
+#include <simgear/structure/exception.hxx>
-#include <simgear/misc/exception.hxx>
#include <Main/fg_props.hxx>
+#include "menubar.hxx"
+#include "dialog.hxx"
-\f
-////////////////////////////////////////////////////////////////////////
-// Callbacks.
-////////////////////////////////////////////////////////////////////////
+SG_USING_STD(map);
+
+extern puFont FONT_HELVETICA_14;
+extern puFont FONT_SANS_12B;
-/**
- * Action callback.
- */
-static void
-action_callback (puObject * object)
-{
- GUIData * action = (GUIData *)object->getUserData();
- action->widget->action(action->command);
-}
\f
////////////////////////////////////////////////////////////////////////
-// Implementation of GUIData.
+// Implementation of NewGUI.
////////////////////////////////////////////////////////////////////////
-GUIData::GUIData (GUIWidget * w, const char * c)
- : widget(w),
- command(c)
-{
-}
-\f
-////////////////////////////////////////////////////////////////////////
-// Implementation of GUIWidget.
-////////////////////////////////////////////////////////////////////////
+NewGUI::NewGUI ()
+ : _font(FONT_HELVETICA_14),
+ _menubar(new FGMenuBar),
+ _active_dialog(0)
+{
+ // set up the traditional colors as default
+ _colors["background"] = FGColor(0.8f, 0.8f, 0.9f, 0.85f);
+ _colors["foreground"] = FGColor(0.0f, 0.0f, 0.0f, 1.0f);
+ _colors["highlight"] = FGColor(0.7f, 0.7f, 0.7f, 1.0f);
+ _colors["label"] = FGColor(0.0f, 0.0f, 0.0f, 1.0f);
+ _colors["legend"] = FGColor(0.0f, 0.0f, 0.0f, 1.0f);
+ _colors["misc"] = FGColor(0.0f, 0.0f, 0.0f, 1.0f);
+
+ setStyle();
+}
-GUIWidget::GUIWidget (SGPropertyNode_ptr props)
- : _object(0)
+NewGUI::~NewGUI ()
{
- display(props);
+ clear();
}
-GUIWidget::~GUIWidget ()
+void
+NewGUI::init ()
{
- delete _object;
+ char path1[1024];
+ char path2[1024];
+ ulMakePath(path1, globals->get_fg_root().c_str(), "gui");
+ ulMakePath(path2, path1, "dialogs");
+ readDir(path2);
+ _menubar->init();
}
void
-GUIWidget::display (SGPropertyNode_ptr props)
+NewGUI::reinit ()
{
- if (_object != 0) {
- SG_LOG(SG_GENERAL, SG_ALERT, "This widget is already active");
- return;
+ map<string,FGDialog *>::iterator iter;
+ vector<string> dlg;
+ // close all open dialogs and remember them ...
+ for (iter = _active_dialogs.begin(); iter != _active_dialogs.end(); iter++) {
+ dlg.push_back(iter->first);
+ closeDialog(iter->first);
}
- _object = makeObject(props, 1024, 768);
+ unbind();
+ clear();
+ setStyle();
+ _menubar = new FGMenuBar;
+ init();
+ bind();
- if (_object != 0) {
- _object->reveal();
- } else {
- SG_LOG(SG_GENERAL, SG_ALERT, "Widget "
- << props->getStringValue("name", "[unnamed]")
- << " does not contain a proper GUI definition");
- }
+ // open remembered dialogs again (no nasal generated ones, unfortunately)
+// for (unsigned int i = 0; i < dlg.size(); i++)
+// showDialog(dlg[i]);
}
void
-GUIWidget::action (const string &command)
+NewGUI::bind ()
{
- if (command == "close") {
- delete this;
- } else if (command == "apply") {
- applyProperties();
- updateProperties();
- } else if (command == "update") {
- updateProperties();
- } else if (command == "close-apply") {
- applyProperties();
- delete this;
- }
+ fgTie("/sim/menubar/visibility", this,
+ &NewGUI::getMenuBarVisible, &NewGUI::setMenuBarVisible);
}
void
-GUIWidget::applyProperties ()
+NewGUI::unbind ()
{
- for (int i = 0; i < _propertyObjects.size(); i++) {
- puObject * object = _propertyObjects[i].object;
- SGPropertyNode_ptr node = _propertyObjects[i].node;
- node->setStringValue(object->getStringValue());
- }
+ fgUntie("/sim/menubar/visibility");
}
void
-GUIWidget::updateProperties ()
+NewGUI::update (double delta_time_sec)
{
- for (int i = 0; i < _propertyObjects.size(); i++) {
- puObject * object = _propertyObjects[i].object;
- SGPropertyNode_ptr node = _propertyObjects[i].node;
- object->setValue(node->getStringValue());
- }
+ map<string,FGDialog *>::iterator iter = _active_dialogs.begin();
+ for(/**/; iter != _active_dialogs.end(); iter++)
+ iter->second->update();
}
-puObject *
-GUIWidget::makeObject (SGPropertyNode * props, int parentWidth, int parentHeight)
+bool
+NewGUI::showDialog (const string &name)
{
- 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 = props->getStringValue("type");
- if (type == "") {
- SG_LOG(SG_GENERAL, SG_ALERT, "No type specified for GUI object");
- return 0;
- }
-
- if (type == "dialog") {
- puPopup * dialog;
- if (props->getBoolValue("modal", false))
- dialog = new puDialogBox(x, y);
- else
- dialog = new puPopup(x, y);
- setupGroup(dialog, props, width, height, true);
- return dialog;
- } else if (type == "group") {
- puGroup * group = new puGroup(x, y);
- setupGroup(group, props, width, height, false);
- return group;
- } else if (type == "input") {
- puInput * input = new puInput(x, y, x + width, y + height);
- setupObject(input, props);
- return input;
- } else if (type == "text") {
- puText * text = new puText(x, y);
- setupObject(text, props);
- return text;
- } else if (type == "button") {
- puButton * b;
- const char * legend = props->getStringValue("legend", "[none]");
- if (props->getBoolValue("one-shot", true))
- b = new puOneShot(x, y, legend);
- else
- b = new puButton(x, y, legend);
- setupObject(b, props);
- return b;
+ if (_dialog_props.find(name) == _dialog_props.end()) {
+ SG_LOG(SG_GENERAL, SG_ALERT, "Dialog " << name << " not defined");
+ return false;
} else {
- return 0;
+ if(!_active_dialogs[name])
+ _active_dialogs[name] = new FGDialog(_dialog_props[name]);
+ return true;
}
}
-void
-GUIWidget::setupObject (puObject * object, SGPropertyNode * props)
+bool
+NewGUI::closeActiveDialog ()
{
- if (props->hasValue("legend"))
- object->setLegend(props->getStringValue("legend"));
-
- if (props->hasValue("label"))
- object->setLabel(props->getStringValue("label"));
-
- if (props->hasValue("default-value-prop")) {
- const char * name = props->getStringValue("default-value-prop");
- SGPropertyNode_ptr node = fgGetNode(name, true);
- object->setValue(node->getStringValue());
- _propertyObjects.push_back(PropertyObject(object, node));
+ if (_active_dialog == 0)
+ return false;
+
+ // Kill any entries in _active_dialogs... Is there an STL
+ // algorithm to do (delete map entries by value, not key)? I hate
+ // the STL :) -Andy
+ map<string,FGDialog *>::iterator iter = _active_dialogs.begin();
+ for(/**/; iter != _active_dialogs.end(); iter++) {
+ if(iter->second == _active_dialog) {
+ _active_dialogs.erase(iter);
+ // iter is no longer valid
+ break;
+ }
}
- if (props->hasValue("action")) {
- _actions.push_back(GUIData(this, props->getStringValue("action")));
- object->setUserData(&_actions[_actions.size()-1]);
- object->setCallback(action_callback);
- }
+ delete _active_dialog;
+ _active_dialog = 0;
+ return true;
+}
- object->makeReturnDefault(props->getBoolValue("default"));
+bool
+NewGUI::closeDialog (const string& name)
+{
+ if(_active_dialogs.find(name) != _active_dialogs.end()) {
+ if(_active_dialog == _active_dialogs[name])
+ _active_dialog = 0;
+ delete _active_dialogs[name];
+ _active_dialogs.erase(name);
+ return true;
+ }
+ return false; // dialog wasn't open...
}
void
-GUIWidget::setupGroup (puGroup * group, SGPropertyNode * props,
- int width, int height, bool makeFrame)
+NewGUI::setActiveDialog (FGDialog * dialog)
{
- setupObject(group, props);
-
- if (makeFrame)
- new puFrame(0, 0, width, height);
-
- int nChildren = props->nChildren();
- for (int i = 0; i < nChildren; i++)
- makeObject(props->getChild(i), width, height);
- group->close();
+ _active_dialog = dialog;
}
-GUIWidget::PropertyObject::PropertyObject (puObject * o, SGPropertyNode_ptr n)
- : object(o),
- node(n)
+FGDialog *
+NewGUI::getActiveDialog ()
{
+ return _active_dialog;
}
-
-\f
-////////////////////////////////////////////////////////////////////////
-// Implementation of NewGUI.
-////////////////////////////////////////////////////////////////////////
-
-
-NewGUI::NewGUI ()
+FGMenuBar *
+NewGUI::getMenuBar ()
{
+ return _menubar;
}
-NewGUI::~NewGUI ()
+bool
+NewGUI::getMenuBarVisible () const
{
+ return _menubar->isVisible();
}
void
-NewGUI::init ()
+NewGUI::setMenuBarVisible (bool visible)
{
- char path[1024];
- ulMakePath(path, getenv("FG_ROOT"), "gui");
- readDir(path);
+ if (visible)
+ _menubar->show();
+ else
+ _menubar->hide();
}
void
-NewGUI::update (double delta_time_sec)
+NewGUI::clear ()
+{
+ delete _menubar;
+ _menubar = 0;
+ _dialog_props.clear();
+}
+
+static bool
+test_extension (const char * path, const char * ext)
{
- // NO OP
+ int pathlen = strlen(path);
+ int extlen = strlen(ext);
+
+ for (int i = 1; i <= pathlen && i <= extlen; i++) {
+ if (path[pathlen-i] != ext[extlen-i])
+ return false;
+ }
+ return true;
}
void
-NewGUI::display (const string &name)
+NewGUI::newDialog (SGPropertyNode* props)
{
- if (_widgets.find(name) == _widgets.end())
- SG_LOG(SG_GENERAL, SG_ALERT, "Dialog " << name << " not defined");
- else
- new GUIWidget(_widgets[name]); // PUI will delete it
+ const char* cname = props->getStringValue("name");
+ if(!cname) {
+ SG_LOG(SG_GENERAL, SG_ALERT, "New dialog has no <name> property");
+ return;
+ }
+ string name = cname;
+ if(!_active_dialogs[name])
+ _dialog_props[name] = props;
}
void
return;
}
- ulDirEnt * dirEnt = ulReadDir(dir);
- while (dirEnt != 0) {
+ for (ulDirEnt * dirEnt = ulReadDir(dir);
+ dirEnt != 0;
+ dirEnt = ulReadDir(dir)) {
+
char subpath[1024];
ulMakePath(subpath, path, dirEnt->d_name);
- if (dirEnt->d_isdir && dirEnt->d_name[0] != '.') {
- readDir(subpath);
- } else {
- SGPropertyNode_ptr props = new SGPropertyNode;
+ if (!dirEnt->d_isdir && test_extension(subpath, ".xml")) {
+ SGPropertyNode * props = new SGPropertyNode;
try {
readProperties(subpath, props);
- } catch (const sg_exception &ex) {
- SG_LOG(SG_INPUT, SG_ALERT, "Error parsing GUI file "
+ } catch (const sg_exception &) {
+ SG_LOG(SG_INPUT, SG_ALERT, "Error parsing dialog "
<< subpath);
+ delete props;
+ continue;
}
- if (!props->hasValue("name")) {
- SG_LOG(SG_INPUT, SG_WARN, "GUI file " << subpath
+ SGPropertyNode *nameprop = props->getNode("name");
+ if (!nameprop) {
+ SG_LOG(SG_INPUT, SG_WARN, "dialog " << subpath
<< " has no name; skipping.");
- } else {
- string name = props->getStringValue("name");
- SG_LOG(SG_INPUT, SG_BULK, "Saving GUI node " << name);
- _widgets[name] = props;
+ delete props;
+ continue;
}
+ string name = nameprop->getStringValue();
+ if (_dialog_props[name])
+ delete (SGPropertyNode *)_dialog_props[name];
+
+ _dialog_props[name] = props;
}
- dirEnt = ulReadDir(dir);
}
ulCloseDir(dir);
}
+
+\f
+////////////////////////////////////////////////////////////////////////
+// Style handling.
+////////////////////////////////////////////////////////////////////////
+
+void
+NewGUI::setStyle (void)
+{
+ setupFont();
+
+ //puSetDefaultStyle();
+
+ SGPropertyNode *n = fgGetNode("/sim/gui/colors");
+ if (!n)
+ return;
+
+ for (int i = 0; i < n->nChildren(); i++) {
+ SGPropertyNode *child = n->getChild(i);
+ _colors[child->getName()] = FGColor(child);
+ }
+
+ FGColor c = _colors["background"];
+ puSetDefaultColourScheme(c.red(), c.green(), c.blue(), c.alpha());
+}
+
+
+
+
+static const struct {
+ char *name;
+ puFont *font;
+} guifonts[] = {
+ "default", &FONT_HELVETICA_14,
+ "FIXED_8x13", &PUFONT_8_BY_13,
+ "FIXED_9x15", &PUFONT_9_BY_15,
+ "TIMES_10", &PUFONT_TIMES_ROMAN_10,
+ "TIMES_24", &PUFONT_TIMES_ROMAN_24,
+ "HELVETICA_10", &PUFONT_HELVETICA_10,
+ "HELVETICA_12", &PUFONT_HELVETICA_12,
+ "HELVETICA_14", &FONT_HELVETICA_14,
+ "HELVETICA_18", &PUFONT_HELVETICA_18,
+ "SANS_12B", &FONT_SANS_12B,
+ 0, 0,
+};
+
+void
+NewGUI::setupFont ()
+{
+ SGPropertyNode *node = fgGetNode("/sim/gui/font", true);
+ string fontname = node->getStringValue("name", "Helvetica.txf");
+ float size = node->getFloatValue("size", 15.0);
+ float slant = node->getFloatValue("slant", 0.0);
+
+ int i;
+ for (i = 0; guifonts[i].name; i++)
+ if (fontname == guifonts[i].name)
+ break;
+ if (guifonts[i].name)
+ _font = *guifonts[i].font;
+ else {
+ SGPath fontpath;
+ char* envp = ::getenv("FG_FONTS");
+ if (envp != NULL) {
+ fontpath.set(envp);
+ } else {
+ fontpath.set(globals->get_fg_root());
+ fontpath.append("Fonts");
+ }
+
+ SGPath path(fontpath);
+ path.append(fontname);
+
+ if (_tex_font.load((char *)path.c_str())) {
+ _font.initialize((fntFont *)&_tex_font, size, slant);
+ } else {
+ _font = *guifonts[0].font;
+ fontname = "default";
+ }
+ }
+ puSetDefaultFonts(_font, _font);
+ fgSetString("/sim/gui/font", fontname.c_str());
+}
+
+
+
+\f
+////////////////////////////////////////////////////////////////////////
+// FGColor class.
+////////////////////////////////////////////////////////////////////////
+
+bool
+FGColor::merge(const SGPropertyNode *node)
+{
+ if (!node)
+ return false;
+
+ bool dirty = false;
+ const SGPropertyNode * n;
+ if ((n = node->getNode("red")))
+ _red = n->getFloatValue(), dirty = true;
+ if ((n = node->getNode("green")))
+ _green = n->getFloatValue(), dirty = true;
+ if ((n = node->getNode("blue")))
+ _blue = n->getFloatValue(), dirty = true;
+ if ((n = node->getNode("alpha")))
+ _alpha = n->getFloatValue(), dirty = true;
+ return dirty;
+}
+
+bool
+FGColor::merge(const FGColor& color)
+{
+ bool dirty = false;
+ if (color._red >= 0.0)
+ _red = color._red, dirty = true;
+ if (color._green >= 0.0)
+ _green = color._green, dirty = true;
+ if (color._blue >= 0.0)
+ _blue = color._blue, dirty = true;
+ if (color._alpha >= 0.0)
+ _alpha = color._alpha, dirty = true;
+ return dirty;
+}
+
// end of new_gui.cxx