201 lines
3.9 KiB
C++
201 lines
3.9 KiB
C++
// new_gui.cxx: implementation of XML-configurable GUI support.
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#include "new_gui.hxx"
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#include <plib/pu.h>
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#include <plib/ul.h>
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#include <simgear/compiler.h>
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#include <simgear/misc/exception.hxx>
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#include <Main/fg_props.hxx>
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#include "menubar.hxx"
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#include "dialog.hxx"
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SG_USING_STD(map);
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////////////////////////////////////////////////////////////////////////
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// Implementation of NewGUI.
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////////////////////////////////////////////////////////////////////////
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NewGUI::NewGUI ()
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: _menubar(new FGMenuBar),
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_active_dialog(0)
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{
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}
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NewGUI::~NewGUI ()
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{
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clear();
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}
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void
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NewGUI::init ()
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{
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char path1[1024];
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char path2[1024];
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ulMakePath(path1, globals->get_fg_root().c_str(), "gui");
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ulMakePath(path2, path1, "dialogs");
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readDir(path2);
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_menubar->init();
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}
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void
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NewGUI::reinit ()
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{
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unbind();
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clear();
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_menubar = new FGMenuBar;
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init();
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bind();
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}
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void
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NewGUI::bind ()
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{
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fgTie("/sim/menubar/visibility", this,
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&NewGUI::getMenuBarVisible, &NewGUI::setMenuBarVisible);
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}
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void
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NewGUI::unbind ()
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{
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fgUntie("/sim/menubar/visibility");
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}
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void
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NewGUI::update (double delta_time_sec)
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{
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// NO OP
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}
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bool
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NewGUI::showDialog (const string &name)
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{
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if (_dialog_props.find(name) == _dialog_props.end()) {
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SG_LOG(SG_GENERAL, SG_ALERT, "Dialog " << name << " not defined");
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return false;
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} else {
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new FGDialog(_dialog_props[name]); // it will be deleted by a callback
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return true;
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}
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}
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bool
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NewGUI::closeActiveDialog ()
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{
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if (_active_dialog == 0) {
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return false;
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} else {
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delete _active_dialog;
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_active_dialog = 0;
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return true;
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}
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}
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void
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NewGUI::setActiveDialog (FGDialog * dialog)
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{
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_active_dialog = dialog;
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}
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FGDialog *
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NewGUI::getActiveDialog ()
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{
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return _active_dialog;
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}
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FGMenuBar *
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NewGUI::getMenuBar ()
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{
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return _menubar;
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}
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bool
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NewGUI::getMenuBarVisible () const
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{
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return _menubar->isVisible();
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}
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void
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NewGUI::setMenuBarVisible (bool visible)
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{
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if (visible)
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_menubar->show();
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else
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_menubar->hide();
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}
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void
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NewGUI::clear ()
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{
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delete _menubar;
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_menubar = 0;
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map<string,SGPropertyNode *>::iterator it;
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for (it = _dialog_props.begin(); it != _dialog_props.end(); it++)
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delete it->second;
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_dialog_props.clear();
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}
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static bool
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test_extension (const char * path, const char * ext)
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{
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int pathlen = strlen(path);
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int extlen = strlen(ext);
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for (int i = 1; i <= pathlen && i <= extlen; i++) {
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if (path[pathlen-i] != ext[extlen-i])
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return false;
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}
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return true;
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}
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void
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NewGUI::readDir (const char * path)
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{
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ulDir * dir = ulOpenDir(path);
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if (dir == 0) {
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SG_LOG(SG_GENERAL, SG_ALERT, "Failed to read GUI files from "
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<< path);
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return;
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}
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for (ulDirEnt * dirEnt = ulReadDir(dir);
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dirEnt != 0;
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dirEnt = ulReadDir(dir)) {
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char subpath[1024];
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ulMakePath(subpath, path, dirEnt->d_name);
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if (!dirEnt->d_isdir && test_extension(subpath, ".xml")) {
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SGPropertyNode * props = new SGPropertyNode;
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try {
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readProperties(subpath, props);
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} catch (const sg_exception &ex) {
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SG_LOG(SG_INPUT, SG_ALERT, "Error parsing dialog "
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<< subpath);
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delete props;
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continue;
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}
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if (!props->hasValue("name")) {
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SG_LOG(SG_INPUT, SG_WARN, "dialog " << subpath
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<< " has no name; skipping.");
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delete props;
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continue;
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}
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string name = props->getStringValue("name");
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SG_LOG(SG_INPUT, SG_BULK, "Saving dialog " << name);
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if (_dialog_props[name] != 0)
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delete _dialog_props[name];
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_dialog_props[name] = props;
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}
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}
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ulCloseDir(dir);
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}
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// end of new_gui.cxx
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