#ifndef __NEW_GUI_HXX
#define __NEW_GUI_HXX 1
-#ifndef __cplusplus
-# error This library requires C++
-#endif
-
-#include <plib/pu.h>
-
-#include <simgear/compiler.h> // for SG_USING_STD
#include <simgear/props/props.hxx>
#include <simgear/structure/subsystem_mgr.hxx>
+#include <simgear/misc/sg_path.hxx>
#include <vector>
-SG_USING_STD(vector);
-
#include <map>
-SG_USING_STD(map);
-
-#include <Main/fg_props.hxx>
+#include <memory> // for auto_ptr on some systems
+#include <cstring> // for strcmp in lstr() (in this header, alas)
class FGMenuBar;
class FGDialog;
-class FGBinding;
-
+class FGColor;
+class FGFontCache;
+class puFont;
/**
* XML-configured GUI subsystem.
virtual void init ();
/**
- * Reinitialize the GUI subsystem.
+ * Reinitialize the GUI subsystem. Reloads all XML dialogs.
*/
virtual void reinit ();
*/
virtual void update (double delta_time_sec);
+ /**
+ * Redraw the GUI picking up new GUI colors.
+ */
+ virtual void redraw ();
+
+ /**
+ * Creates a new dialog box, using the same property format as the
+ * gui/dialogs configuration files. Does not display the
+ * resulting dialog. If a pre-existing dialog of the same name
+ * exists, it will be deleted. The node argument will be stored
+ * in the GUI subsystem using SGPropertNode_ptr reference counting.
+ * It should not be deleted by user code.
+ *
+ * @param node A property node containing the dialog definition
+ */
+ virtual void newDialog (SGPropertyNode* node);
+
/**
* Display a dialog box.
*
* @param name The name of the dialog box.
* @return true if the dialog exists, false otherwise.
*/
- virtual bool showDialog (const string &name);
+ virtual bool showDialog (const std::string &name);
/**
- * Close the currently-active dialog, if any.
+ * Close the currenty active dialog. This function is intended to
+ * be called from code (pui callbacks, for instance) that registers
+ * its dialog object as active via setActiveDialog(). Other
+ * user-level code should use the closeDialog(name) API.
*
- * @return true if a dialog was active, false otherwise.
+ * @return true if a dialog was active, false otherwise
*/
virtual bool closeActiveDialog ();
+ /**
+ * Close a named dialog, if it is open.
+ *
+ * @param name The name of the dialog box.
+ * @return true if the dialog was active, false otherwise.
+ */
+ virtual bool closeDialog (const std::string &name);
+
+ /**
+ * Get dialog property tree's root node.
+ * @param name The name of the dialog box.
+ * @return node pointer if the dialog was found, zero otherwise.
+ */
+ virtual SGPropertyNode_ptr getDialogProperties (const std::string &name);
/**
* Return a pointer to the current menubar.
*/
virtual FGMenuBar * getMenuBar ();
-
/**
* Ignore this method.
*
*/
virtual FGDialog * getActiveDialog ();
+
+ /**
+ * Get the named dialog if active.
+ *
+ * @return The named dialog, or 0 if it isn't active.
+ */
+ virtual FGDialog * getDialog (const std::string &name);
+
+
+ virtual FGColor *getColor (const char * name) const {
+ _citt_t it = _colors.find(name);
+ return (it != _colors.end()) ? it->second : NULL;
+ }
+ virtual FGColor *getColor (const std::string &name) const {
+ _citt_t it = _colors.find(name.c_str());
+ return (it != _colors.end()) ? it->second : NULL;
+ }
+
+ virtual puFont *getDefaultFont() { return _font; }
+
+
protected:
/**
*/
virtual void setMenuBarVisible (bool visible);
+ virtual void setStyle ();
+ virtual void setupFont (SGPropertyNode *);
+
+ /**
+ * Used by reinit() and redraw() to close all dialogs and to apply
+ * current GUI colors. If "reload" is false, reopens all dialogs.
+ * Otherwise reloads all XML dialog files from disk and reopens all
+ * but Nasal * generated dialogs, omitting dynamic widgets. (This
+ * is only useful for GUI development.)
+ */
+ virtual void reset (bool reload);
private:
+ struct ltstr
+ {
+ bool operator()(const char* s1, const char* s2) const {
+ return strcmp(s1, s2) < 0;
+ }
+ };
+
+ puFont *_font;
+ typedef std::map<const char*,FGColor*, ltstr> ColourDict;
+ ColourDict _colors;
+ typedef ColourDict::iterator _itt_t;
+ typedef ColourDict::const_iterator _citt_t;
- // Free all allocated memory.
- void clear ();
+ void clear_colors();
// Read all the configuration files in a directory.
- void readDir (const char * path);
+ void readDir (const SGPath& path);
- FGMenuBar * _menubar;
+ std::auto_ptr<FGMenuBar> _menubar;
FGDialog * _active_dialog;
- map<string,SGPropertyNode *> _dialog_props;
+ std::map<std::string,FGDialog *> _active_dialogs;
+
+ typedef std::map<std::string, SGPath> NamePathDict;
+ // mapping from dialog names to the corresponding XML property list
+ // which defines them
+ NamePathDict _dialog_names;
+
+ // cache of loaded dialog proeprties
+ typedef std::map<std::string,SGPropertyNode_ptr> NameDialogDict;
+ NameDialogDict _dialog_props;
};