//  tcmdwin.cpp// command window functions#include <string.h>#include <errno.h>#include <v/vnotice.h>#include <v/vutil.h>#include <v/vfilesel.h>#include <v/vprinter.h>#include <v/vynreply.h>#include "tcmdwin.h"#include "tchord.h"#include "tutils.h"typedef char string[255];// local symbolsconst ItemVal m_play    = 100;const ItemVal m_chord   = 101;const ItemVal m_rotated = 102;const ItemVal m_notes   = 103;const ItemVal m_status  = 104;static vMenu FileMenu[] ={  {"New", M_New, notSens, notChk, noKeyLbl, noKey, noSub},  {"Load...", M_Open, isSens, notChk, noKeyLbl, noKey, noSub},  {"Save", M_Save, notSens, notChk, noKeyLbl, noKey, noSub},  {"Save As...", M_SaveAs, notSens, notChk, noKeyLbl, noKey, noSub},  {"Print...", M_Print, notSens, notChk, noKeyLbl, noKey, noSub},#ifdef vDEBUG  {"-", M_Line, notSens, notChk, noKeyLbl, noKey, noSub},  {"Debug...", M_SetDebug, isSens, notChk, noKeyLbl, noKey, noSub},#endif  {"-", M_Line, notSens, notChk, noKeyLbl, noKey, noSub},  {"Exit", M_Exit, isSens, notChk, noKeyLbl, noKey, noSub},  {NULL}};static vMenu EditMenu[] ={  {"Undo", M_UnDo, notSens, notChk, noKeyLbl, noKey, noSub},   {"Clear", M_Clear, notSens, notChk, noKeyLbl, noKey, noSub},   {"Cut", M_Cut, notSens, notChk, noKeyLbl, noKey, noSub},   {"Copy", M_Copy, notSens, notChk, noKeyLbl, noKey, noSub},   {"Paste", M_Paste, notSens, notChk, noKeyLbl, noKey, noSub},   {NULL}};static vMenu OptionsMenu[] ={  {"Rotated", m_rotated, notSens, notChk, noKeyLbl, noKey, noSub},   {"Show Notes", m_notes, isSens, isChk, noKeyLbl, noKey, noSub},   {NULL}};static vMenu HelpMenu[] ={  {"About...", M_About, isSens, notChk, noKeyLbl, noKey, noSub},   {NULL}};vMenu StandardMenu[] ={  {"File", M_File, isSens, notUsed, notUsed, noKey, &FileMenu[0]},   {"Edit", M_Edit, isSens, notUsed, notUsed, noKey, &EditMenu[0]},   {"Options", M_Options, isSens, notUsed, notUsed, noKey, &OptionsMenu[0]},   {"Help", M_Help, isSens, notUsed, notUsed, noKey, &HelpMenu[0]},  {NULL}};// list of chords, initially emptychordList_t chord_list = { 0 };// last file loaded or savedstatic char filename[100] = "";// database of chordstutChords chords;static CommandObject CommandBar[] ={  {C_Label, M_None, M_None, "Chord:", NoList, CA_None,   isSens, NoFrame, 0, 0},  {C_ComboBox, m_chord, m_chord, "Chord", (void*)chord_list, CA_Text,   notSens, NoFrame, 0, 0},  {C_Blank, M_None, M_None, "  ", NoList, CA_None,   notSens, NoFrame, 0, 0},  {C_Button, m_play, m_play, "Play", NoList, CA_None,   notSens, NoFrame, 0, 0},  {C_EndOfList, 0, 0, 0, 0, CA_None, 0, 0, 0}};static vStatus StatBar[] ={  {"No file loaded", m_status, CA_None, isSens, 0},  {0, 0, 0, 0, 0}};tCmdWindow::tCmdWindow(char* name, int height, int width) :  vCmdWindow(name, height, width){  UserDebug1(Constructor, "tCmdWindow::tCmdWindow(%s) Constructor\n", name)  myMenu = new vMenuPane(StandardMenu);  AddPane(myMenu);  myCanvas = new tCanvasPane;  AddPane(myCanvas);  myCmdPane = new vCommandPane(CommandBar);  AddPane(myCmdPane);  myStatus = new vStatusPane(StatBar);  AddPane(myStatus);  ShowWindow();}tCmdWindow::~tCmdWindow(){  UserDebug(Destructor, "tCmdWindow::~tCmdWindow() destructor\n")  delete myMenu;  delete myCanvas;  delete myStatus;  delete myCmdPane;}void tCmdWindow::WindowCommand(ItemVal id, ItemVal val, CmdType cType){  UserDebug1(CmdEvents, "tCmdWindow:WindowCommand(%d)\n", id)  vNoticeDialog note(this);  switch (id)    {      // File Menu commands    case M_New:      {	UserDebug(CmdEvents, "tCmdWindow:WindowCommand(M_New)\n")	vYNReplyDialog yesNo(this);	int ans = yesNo.AskYN("Do you want to clear the loaded chords?");	if (ans == 1) {	  chord_list[0] = 0;	  SetValue(m_chord, 0, ChangeList);	  SetString(m_status, "No file loaded");	  SetValue(m_chord, notSens, Sensitive);	  SetValue(m_play, notSens, Sensitive);	  SetValue(M_Save, notSens, Sensitive);	  SetValue(M_SaveAs, notSens, Sensitive);	  SetValue(M_Print, notSens, Sensitive);	  SetValue(M_New, notSens, Sensitive);	  strings_t strings = {0,0,0,0,0,0};	  myCanvas->DrawChord(strings, GetValue(m_notes));	}	break;      }          case M_Open:      {	UserDebug(CmdEvents, "tCmdWindow:WindowCommand(M_Open)\n")	vFileSelect fsel(this);	static char* filter[] = { "*.db", "*", 0 };	int fI = 0;	int ans = fsel.FileSelect("Load File", filename, 99, filter, fI);		if (ans && *filename) {	  int status = chords.load(filename);	  if (status == -1) {	    string s;	    sprintf(s, "Unable to load file\n`%s'\n%s",		    filename, strerror(errno));	    note.Notice(s);	  } else {	    chords.chordNames(chord_list);	    SetValue(m_chord, 0, ChangeList); // notify that list has changed	    SetValue(m_chord, 0, Value); // select first item in list	    string s;	    sprintf(s, "File: %s", BaseName(filename));	    SetString(m_status, s);	    SetValue(m_chord, isSens, Sensitive);	    SetValue(m_play, isSens, Sensitive);	    SetValue(M_Save, isSens, Sensitive);	    SetValue(M_SaveAs, isSens, Sensitive);	    SetValue(M_Print, isSens, Sensitive);	    SetValue(M_New, isSens, Sensitive);	    strings_t strings;	    chords.fingering(chord_list[GetValue(m_chord)], strings);	    myCanvas->DrawChord(strings, GetValue(m_notes));	  }	} else {	  note.Notice("No file selected.");	}	break;      }          case M_Save:      {	UserDebug(CmdEvents, "tCmdWindow:WindowCommand(M_Save)\n")        // see if file exists by trying to open for reading	  fstream fs(filename, ios::in);	if (!fs.bad()) {	  fs.close();	  vYNReplyDialog yesNo(this);	  int ans = yesNo.AskYN("File already exists. Okay to overwrite?");	  if (ans != 1) {	    break;	  }	}	int status = chords.save(filename);	if (status == -1) {	  string s;	  sprintf(s, "Unable to save file\n`%s'\n%s",		  filename, strerror(errno));	  note.Notice(s);	}	break;      }    case M_SaveAs:      {	UserDebug(CmdEvents, "tCmdWindow:WindowCommand(M_SaveAs)\n")	vFileSelect fsel(this);	static char* filter[] = { "*", 0 };	int fI = 0;	int ans = fsel.FileSelect("Save As", filename, 99, filter, fI);	if (ans && *filename) {	  int status = chords.save(filename);	  if (status == -1) {	    string s;	    sprintf(s, "Unable to save file\n`%s'\n%s",		    filename, strerror(errno));	    note.Notice(s);	  } else {	    string s;	    sprintf(s, "File: %s", BaseName(filename));	    SetString(m_status, s);	  }	} else {	  note.Notice("No file name selected.");	}	break;      }          case M_Print:      {	UserDebug(CmdEvents, "tCmdWindow:WindowCommand(M_Print)\n")	vPrinter printer;	int status = printer.Setup();	if (status) {	  note.Notice("Printing is not yet implemented.");	}	break;      }      #ifdef vDEBUG    case M_SetDebug:      {	UserDebug(CmdEvents, "tCmdWindow:WindowCommand(M_SetDebug)\n")	vDebugDialog debug(this);	debug.SetDebug();	break;      }#endif          case M_Exit:      {	UserDebug(CmdEvents, "tCmdWindow:WindowCommand(M_Exit)\n")	theApp->Exit();	break;      }          // Edit Menu commands    case M_UnDo:      break;    case M_Clear:      break;    case M_Cut:      break;          case M_Copy:      break;    case M_Paste:      break;	    // Options Menu commands    case m_rotated:      // not implemented yet      break;    case m_notes:      {	UserDebug(CmdEvents, "tCmdWindow:WindowCommand(m_notes)\n")      	ItemVal curval = GetValue(id); // Get current status	SetValue(m_notes, !curval, Checked); // Toggle check	if (chord_list[0] != 0) {	  strings_t strings;	  chords.fingering(chord_list[GetValue(m_chord)], strings);	  myCanvas->DrawChord(strings, GetValue(m_notes));	}	break;      }    // Help Menu commands    case M_About:      {	UserDebug(CmdEvents, "tCmdWindow:WindowCommand(M_About)\n")	vNoticeDialog note(this, "About");	note.Notice(		    "Guitar Tutor version 1.0\n"		    "by Jeff Tranter for the\n"		    "Linux Multimedia Guide\n"		    );	break;      }          // Command Bar commands    case m_chord:      {	UserDebug(CmdEvents, "tCmdWindow:WindowCommand(m_chord)\n")	strings_t strings;	chords.fingering(chord_list[val], strings);	myCanvas->DrawChord(strings, GetValue(m_notes));	break;      }    case m_play:      {	UserDebug(CmdEvents, "tCmdWindow:WindowCommand(m_play)\n")	int index = GetValue(m_chord);	UserDebug1(CmdEvents,		   "tCmdWindow:WindowCommand() playing chord %s\n",		   chord_list[index]);	int status = chords.play(chord_list[index]);	if (status == -1) {	  string s;	  sprintf(s, "Unable to play chord `%s'\n%s",		  chord_list[index], strerror(errno));	  note.Notice(s);	}	break;      }    default:      vCmdWindow::WindowCommand(id, val, cType);      break;    }}