#include "new_gui.hxx"
#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"
-/**
- * Callback to update all property values.
- */
-static void
-update_callback (puObject * object)
-{
- ((NewGUI *)object->getUserData())->updateProperties();
-}
+SG_USING_STD(map);
+extern puFont FONT_HELVETICA_14;
+extern puFont FONT_SANS_12B;
-/**
- * Callback to close the dialog.
- */
-static void
-close_callback (puObject * object)
-{
- ((NewGUI *)object->getUserData())->closeActiveObject();
-}
-/**
- * Callback to apply the property value for every field.
- */
-static void
-apply_callback (puObject * object)
+\f
+////////////////////////////////////////////////////////////////////////
+// Implementation of NewGUI.
+////////////////////////////////////////////////////////////////////////
+
+
+
+NewGUI::NewGUI ()
+ : _font(FONT_HELVETICA_14),
+ _menubar(new FGMenuBar),
+ _active_dialog(0)
{
- ((NewGUI *)object->getUserData())->applyProperties();
- update_callback(object);
+ // 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();
}
+NewGUI::~NewGUI ()
+{
+ clear();
+}
-/**
- * Callback to apply the property values and close the dialog.
- */
-static void
-close_apply_callback (puObject * object)
+void
+NewGUI::init ()
{
- apply_callback(object);
- close_callback(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
+NewGUI::reinit ()
+{
+ 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);
+ }
+ unbind();
+ clear();
+ setStyle();
+ _menubar = new FGMenuBar;
+ init();
+ bind();
-NewGUI::NewGUI ()
- : _activeObject(0)
+ // open remembered dialogs again (no nasal generated ones, unfortunately)
+// for (unsigned int i = 0; i < dlg.size(); i++)
+// showDialog(dlg[i]);
+}
+
+void
+NewGUI::bind ()
{
+ fgTie("/sim/menubar/visibility", this,
+ &NewGUI::getMenuBarVisible, &NewGUI::setMenuBarVisible);
}
-NewGUI::~NewGUI ()
+void
+NewGUI::unbind ()
{
+ fgUntie("/sim/menubar/visibility");
}
void
-NewGUI::init ()
+NewGUI::update (double delta_time_sec)
{
- SGPropertyNode props;
+ map<string,FGDialog *>::iterator iter = _active_dialogs.begin();
+ for(/**/; iter != _active_dialogs.end(); iter++)
+ iter->second->update();
+}
- try {
- fgLoadProps("gui.xml", &props);
- } catch (const sg_exception &ex) {
- SG_LOG(SG_INPUT, SG_ALERT, "Error parsing gui.xml: "
- << ex.getMessage());
- return;
+bool
+NewGUI::showDialog (const string &name)
+{
+ if (_dialog_props.find(name) == _dialog_props.end()) {
+ SG_LOG(SG_GENERAL, SG_ALERT, "Dialog " << name << " not defined");
+ return false;
+ } else {
+ if(!_active_dialogs[name])
+ _active_dialogs[name] = new FGDialog(_dialog_props[name]);
+ return true;
}
+}
- int nChildren = props.nChildren();
- for (int i = 0; i < nChildren; i++) {
- SGPropertyNode_ptr child = props.getChild(i);
- if (!child->hasValue("name")) {
- SG_LOG(SG_INPUT, SG_WARN, "GUI node " << child->getName()
- << " has no name; skipping.");
- } else {
- string name = child->getStringValue("name");
- SG_LOG(SG_INPUT, SG_BULK, "Saving GUI node " << name);
- _objects[name] = child;
+bool
+NewGUI::closeActiveDialog ()
+{
+ 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;
}
}
+
+ delete _active_dialog;
+ _active_dialog = 0;
+ return true;
}
-void
-NewGUI::update (double delta_time_sec)
+bool
+NewGUI::closeDialog (const string& name)
{
- // NO OP
+ 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
-NewGUI::display (const string &name)
+NewGUI::setActiveDialog (FGDialog * dialog)
{
- if (_activeObject != 0) {
- SG_LOG(SG_GENERAL, SG_ALERT, "Another GUI object is still active");
- return;
- }
+ _active_dialog = dialog;
+}
- if (_objects.find(name) == _objects.end()) {
- SG_LOG(SG_GENERAL, SG_ALERT, "Dialog " << name << " not defined");
- return;
- }
- SGPropertyNode_ptr props = _objects[name];
-
- _activeObject = makeObject(props, 1024, 768);
+FGDialog *
+NewGUI::getActiveDialog ()
+{
+ return _active_dialog;
+}
- if (_activeObject != 0) {
- _activeObject->reveal();
- } else {
- SG_LOG(SG_GENERAL, SG_ALERT, "Dialog " << name
- << " does not contain a proper GUI definition");
- }
+FGMenuBar *
+NewGUI::getMenuBar ()
+{
+ return _menubar;
+}
+
+bool
+NewGUI::getMenuBarVisible () const
+{
+ return _menubar->isVisible();
}
void
-NewGUI::applyProperties ()
+NewGUI::setMenuBarVisible (bool visible)
{
- for (int i = 0; i < _propertyObjects.size(); i++) {
- puObject * object = _propertyObjects[i].object;
- SGPropertyNode_ptr node = _propertyObjects[i].node;
- node->setStringValue(object->getStringValue());
- }
+ if (visible)
+ _menubar->show();
+ else
+ _menubar->hide();
}
void
-NewGUI::updateProperties ()
+NewGUI::clear ()
+{
+ delete _menubar;
+ _menubar = 0;
+ _dialog_props.clear();
+}
+
+static bool
+test_extension (const char * path, const char * ext)
{
- for (int i = 0; i < _propertyObjects.size(); i++) {
- puObject * object = _propertyObjects[i].object;
- SGPropertyNode_ptr node = _propertyObjects[i].node;
- object->setValue(node->getStringValue());
+ 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::closeActiveObject ()
-{
- delete _activeObject;
- _activeObject = 0;
- _propertyObjects.clear();
-}
-
-puObject *
-NewGUI::makeObject (SGPropertyNode * props, int parentWidth, int parentHeight)
-{
- 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 == "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;
- } else {
- return 0;
+NewGUI::newDialog (SGPropertyNode* props)
+{
+ 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
-NewGUI::setupObject (puObject * object, SGPropertyNode * props)
+NewGUI::readDir (const char * path)
{
- object->setUserData(this);
-
- if (props->hasValue("legend"))
- object->setLegend(props->getStringValue("legend"));
+ ulDir * dir = ulOpenDir(path);
- if (props->hasValue("label"))
- object->setLabel(props->getStringValue("label"));
+ if (dir == 0) {
+ SG_LOG(SG_GENERAL, SG_ALERT, "Failed to read GUI files from "
+ << path);
+ return;
+ }
- 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));
+ for (ulDirEnt * dirEnt = ulReadDir(dir);
+ dirEnt != 0;
+ dirEnt = ulReadDir(dir)) {
+
+ char subpath[1024];
+
+ ulMakePath(subpath, path, dirEnt->d_name);
+
+ if (!dirEnt->d_isdir && test_extension(subpath, ".xml")) {
+ SGPropertyNode * props = new SGPropertyNode;
+ try {
+ readProperties(subpath, props);
+ } catch (const sg_exception &) {
+ SG_LOG(SG_INPUT, SG_ALERT, "Error parsing dialog "
+ << subpath);
+ delete props;
+ continue;
+ }
+ SGPropertyNode *nameprop = props->getNode("name");
+ if (!nameprop) {
+ SG_LOG(SG_INPUT, SG_WARN, "dialog " << subpath
+ << " has no name; skipping.");
+ delete props;
+ continue;
+ }
+ string name = nameprop->getStringValue();
+ if (_dialog_props[name])
+ delete (SGPropertyNode *)_dialog_props[name];
+
+ _dialog_props[name] = props;
+ }
}
+ ulCloseDir(dir);
+}
+
- if (props->hasValue("action")) {
- string action = props->getStringValue("action");
- if (action == "update")
- object->setCallback(update_callback);
- else if (action == "close")
- object->setCallback(close_callback);
- else if (action == "apply")
- object->setCallback(apply_callback);
- else if (action == "close-apply")
- object->setCallback(close_apply_callback);
- else
- SG_LOG(SG_GENERAL, SG_ALERT, "Unknown GUI action " + action);
+\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);
}
- object->makeReturnDefault(props->getBoolValue("default"));
+ 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::setupGroup (puGroup * group, SGPropertyNode * props,
- int width, int height, bool makeFrame)
+NewGUI::setupFont ()
{
- setupObject(group, props);
+ 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");
+ }
- if (makeFrame)
- new puFrame(0, 0, width, height);
+ SGPath path(fontpath);
+ path.append(fontname);
- int nChildren = props->nChildren();
- for (int i = 0; i < nChildren; i++)
- makeObject(props->getChild(i), width, height);
- group->close();
+ 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;
}
-NewGUI::PropertyObject::PropertyObject (puObject * o, SGPropertyNode_ptr n)
- : object(o),
- node(n)
+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