I have created a music player that is yet to function to its full ( the add button on my main form1 won't bring up the AddNewWaveTrack_form ).
These errors vary so any help is much appreciated as I want to learn fast.
#pragma once
#include "AddWaveTrack_form1.h"
#include "EditWaveTrack_form1.h"
namespace WaveMachine {
using namespace System;
using namespace System::ComponentModel;
using namespace System::Collections;
using namespace System::Windows::Forms;
using namespace System::Data;
using namespace System::Drawing;
using namespace System::IO;
using namespace System::Media;
/// <summary>
/// Summary for Form1
///
/// WARNING: If you change the name of this class, you will need to change the
/// 'Resource File Name' property for the managed resource compiler tool
/// associated with all .resx files this class depends on. Otherwise,
/// the designers will not be able to interact properly with localized
/// resources associated with this form.
/// </summary>
public ref class Form1 : public System::Windows::Forms::Form
{
public:
Form1(void)
{
InitializeComponent();
//
//TODO: Add the constructor code here
//
}
protected:
/// <summary>
/// Clean up any resources being used.
/// </summary>
~Form1()
{
if (components)
{
delete components;
}
}
private: System::Windows::Forms::Button^ button1;
private: System::Windows::Forms::Button^ button2;
private: System::Windows::Forms::Button^ button3;
private: System::Windows::Forms::Button^ button4;
private: System::Windows::Forms::ListView^ listView1;
private: System::Windows::Forms::ColumnHeader^ columnHeader1;
private: System::Windows::Forms::ColumnHeader^ columnHeader2;
protected:
private:
/// <summary>
/// Required designer variable.
ListViewItem^ trackToEdit;
private: System::Windows::Forms::Button^ playBtn;
private: System::Windows::Forms::ColumnHeader^ columnHeader3;
/// </summary>
System::ComponentModel::Container ^components;
#pragma region Windows Form Designer generated code
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
void InitializeComponent(void)
{
this->button1 = (gcnew System::Windows::Forms::Button());
this->button2 = (gcnew System::Windows::Forms::Button());
this->button3 = (gcnew System::Windows::Forms::Button());
this->button4 = (gcnew System::Windows::Forms::Button());
this->playBtn = (gcnew System::Windows::Forms::Button());
this->listView1 = (gcnew System::Windows::Forms::ListView());
this->columnHeader1 = (gcnew System::Windows::Forms::ColumnHeader());
this->columnHeader2 = (gcnew System::Windows::Forms::ColumnHeader());
this->columnHeader3 = (gcnew System::Windows::Forms::ColumnHeader());
this->SuspendLayout();
//
// button1
//
this->button1->Location = System::Drawing::Point(12, 12);
this->button1->Name = L"button1";
this->button1->Size = System::Drawing::Size(75, 23);
this->button1->TabIndex = 0;
this->button1->Text = L"Add Track";
this->button1->UseVisualStyleBackColor = true;
this->button1->Click += gcnew System::EventHandler(this, &Form1::button1_Click);
//
// button2
//
this->button2->Location = System::Drawing::Point(12, 41);
this->button2->Name = L"button2";
this->button2->Size = System::Drawing::Size(139, 23);
this->button2->TabIndex = 1;
this->button2->Text = L"Save Tracks to Database";
this->button2->UseVisualStyleBackColor = true;
this->button2->Click += gcnew System::EventHandler(this, &Form1::button2_Click);
//
// button3
//
this->button3->Location = System::Drawing::Point(12, 96);
this->button3->Name = L"button3";
this->button3->Size = System::Drawing::Size(75, 23);
this->button3->TabIndex = 2;
this->button3->Text = L"Edit Track";
this->button3->UseVisualStyleBackColor = true;
this->button3->Click += gcnew System::EventHandler(this, &Form1::button3_Click);
//
// button4
//
this->button4->Location = System::Drawing::Point(105, 96);
this->button4->Name = L"button4";
this->button4->Size = System::Drawing::Size(75, 23);
this->button4->TabIndex = 3;
this->button4->Text = L"Delete Track";
this->button4->UseVisualStyleBackColor = true;
this->button4->Click += gcnew System::EventHandler(this, &Form1::button4_Click);
//
// playBtn
//
this->playBtn->Location = System::Drawing::Point(197, 96);
this->playBtn->Name = L"playBtn";
this->playBtn->Size = System::Drawing::Size(75, 23);
this->playBtn->TabIndex = 4;
this->playBtn->Text = L"Play Track";
this->playBtn->UseVisualStyleBackColor = true;
this->playBtn->Click += gcnew System::EventHandler(this, &Form1::playBtn_Click);
//
// listView1
//
this->listView1->CheckBoxes = true;
this->listView1->Columns->AddRange(gcnew cli::array< System::Windows::Forms::ColumnHeader^ >(3) {this->columnHeader1, this->columnHeader2,
this->columnHeader3});
this->listView1->GridLines = true;
this->listView1->Location = System::Drawing::Point(13, 135);
this->listView1->Name = L"listView1";
this->listView1->Size = System::Drawing::Size(259, 115);
this->listView1->TabIndex = 5;
this->listView1->UseCompatibleStateImageBehavior = false;
this->listView1->View = System::Windows::Forms::View::Details;
//
// columnHeader1
//
this->columnHeader1->Text = L"Artist";
//
// columnHeader2
//
this->columnHeader2->Text = L"Title";
//
// columnHeader3
//
this->columnHeader3->Text = L"Music File";
//
// Form1
//
this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);
this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
this->ClientSize = System::Drawing::Size(284, 262);
this->Controls->Add(this->listView1);
this->Controls->Add(this->playBtn);
this->Controls->Add(this->button4);
this->Controls->Add(this->button3);
this->Controls->Add(this->button2);
this->Controls->Add(this->button1);
this->Name = L"Form1";
this->StartPosition = System::Windows::Forms::FormStartPosition::CenterScreen;
this->Text = L"Organize Tracks";
this->Load += gcnew System::EventHandler(this, &Form1::Form1_Load);
this->ResumeLayout(false);
}
#pragma endregion
#pragma endregion
private: System::Void Form1_Load(System::Object^ sender, System::EventArgs^ e)
{
// Tian: open and parse the file while the form is being loaded
// pls. note that you need double '\' for the path
// you need to edit the path accordingly when compiling in your PC
String^ fileToRead = "C:\\Users\\Black Chocobo\\Desktop\\WaveMachine\\TrackListing.txt";
StreamReader^ objReader = gcnew StreamReader(fileToRead);
// Tian: split the tracks in the tracks into substring using delimiters ','
array<Char>^chars = {','};
IEnumerator^ myEnum;
String^ line;
array<String^>^ split;
ListViewItem^ item;
while (!objReader->EndOfStream)
{
line = objReader->ReadLine();
split = line->Split( chars );
myEnum = split->GetEnumerator();
while ( myEnum->MoveNext() )
{
// fill the first column
String^ text = safe_cast<String^>(myEnum->Current)->Trim();
if (text == "") break;
item = gcnew ListViewItem(text);
// fill the second and third column (subItem)
for (int j=0; j<2; j++)
{
if (myEnum->MoveNext())
{
text = safe_cast<String^>(myEnum->Current)->Trim();
item->SubItems->Add(text);
}
}
// add to the listView
this->listView1->Items->Add(item);
}
}
// close the file
objReader->Close();
}
private: System::Void button1_Click(System::Object^ sender, System::EventArgs^ e)
{
AddWaveTrack_form1 ^ amtf = gcnew AddWaveTrack_form1();
// do nothing when the cancel button or 'Esc' is clicked
if (amtf->ShowDialog() == ::DialogResult::Cancel) return;
// retrieve the new track info
array<String^>^ info = amtf->getNewTrackInfo();
if (info[0] == "") return;
// add the new track into the listView
ListViewItem^ item = gcnew ListViewItem(info[0]);
item->SubItems->Add(info[1]);
item->SubItems->Add(info[2]);
this->listView1->Items->Add(item);
}
private: System::Void listView1_SelectedIndexChanged(System::Object^ sender, System::EventArgs^ e) {
}
private: System::Void button2_Click(System::Object^ sender, System::EventArgs^ e)
{
// Tian: full name and path of the file to be updated/overwritten
String^ fileToUpdate = "C:\\Users\\Black Chocobo\\Desktop\\WaveMachine\\TrackListing.txt";
// If the file exists and append is false, the file is overwritten.
// If the file exists and append is true, the data is appended to the file. Otherwise, a new file is created.
StreamWriter^ objWriter = gcnew StreamWriter(fileToUpdate, false);
for(int i=0; i < this->listView1->Items->Count; i++)
objWriter->WriteLine(this->listView1->Items[i]->Text + ", "
+ this->listView1->Items[i]->SubItems[1]->Text + ", "
+ this->listView1->Items[i]->SubItems[2]->Text);
// close the writer and write all data into the file
objWriter->Close();
// show info to the user
MessageBox::Show("The track info has been saved into the file.");
}
private: System::Void button3_Click(System::Object^ sender, System::EventArgs^ e)
{
// Tian: for this example, I restrict the selection of one item only. You can make it more flexible
if(this->listView1->CheckedItems->Count != 1) {
MessageBox::Show("Please check one of times from the list below!");
return;
}
trackToEdit = this->listView1->CheckedItems[0];
// open the dialog to edit the selected track
EditWaveTrack_form1^ emtf = gcnew EditWaveTrack_form1();
// pass the information of the item checked to the form for editing purpose
emtf->setTrackToEdit(trackToEdit);
// do nothing when the cancel button or 'Esc' is clicked
if (emtf->ShowDialog() == ::DialogResult::Cancel) return;
// retrieve the new track info and update the item
this->listView1->Update();
}
private: System::Void button4_Click(System::Object^ sender, System::EventArgs^ e)
{
// Tian: make sure at least one item is selected by the user
if(this->listView1->CheckedItems->Count == 0) {
MessageBox::Show("Please check tracks you want to delete!");
return;
}
// remove the checked items
for (int i=0; i<this->listView1->CheckedItems->Count; i++)
this->listView1->Items->Remove(this->listView1->CheckedItems[i]);
}
private: System::Void playBtn_Click(System::Object^ sender, System::EventArgs^ e) {
// Tian: for this example, I restrict the selection and playing of one track only. You can make it more flexible
if(this->listView1->CheckedItems->Count != 1) {
MessageBox::Show("Please check one of tracks from the list below to play!");
return;
//axWindowsMediaPlayer1->Ctlcontrols->next();
int random;
Random^ rand;
rand = gcnew Random();
int count = axWindowsMediaPlayer1->mediaCollection->getAll()->count;
random = rand->Next(count);
axWindowsMediaPlayer1->currentMedia = axWindowsMediaPlayer1->mediaCollection->getAll()->Item[random];
axWindowsMediaPlayer1->Ctlcontrols->play();
}
}
// the actual music file and its path is kept in the second subItem (of each track)
String^ filePath = this->listView1->CheckedItems[0]->SubItems[2]->Text;
// using soundplayer class to play the sound
// note that it can play .wav sound only, and this .wav file must be in PCM (pulse-code modulation) or exception will occur
// for this assignment, you may want to choose some of .wav music track to demonstrate
SoundPlayer^ player = gcnew SoundPlayer();
player->SoundLocation = filePath;
player->Play();
}
};
}Errors :
Error 7 error C4430: missing type specifier - int assumed. Note: C++ does not support default-int c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 340
Error 4 error C4430: missing type specifier - int assumed. Note: C++ does not support default-int c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 339
Error 2 error C3845: 'WaveMachine::Form1::player': only static data members can be initialized inside a ref class or value type c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 338
Error 1 error C3845: 'WaveMachine::Form1::filePath': only static data members can be initialized inside a ref class or value type c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 333
Error 8 error C2238: unexpected token(s) preceding ';' c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 340
Error 5 error C2238: unexpected token(s) preceding ';' c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 339
Error 22 error C2227: left of '->play' must point to class/struct/union/generic type c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 328
Error 17 error C2227: left of '->mediaCollection' must point to class/struct/union/generic type c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 327
Error 11 error C2227: left of '->mediaCollection' must point to class/struct/union/generic type c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 325
Error 19 error C2227: left of '->Item' must point to class/struct/union/generic type c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 327
Error 18 error C2227: left of '->getAll' must point to class/struct/union/generic type c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 327
Error 12 error C2227: left of '->getAll' must point to class/struct/union/generic type c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 325
Error 15 error C2227: left of '->currentMedia' must point to class/struct/union/generic type c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 327
Error 21 error C2227: left of '->Ctlcontrols' must point to class/struct/union/generic type c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 328
Error 13 error C2227: left of '->count' must point to class/struct/union/generic type c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 325
Error 24 error C2143: syntax error : missing ';' before '}' c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 344
Error 9 error C2143: syntax error : missing ';' before '}' c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 343
Error 6 error C2143: syntax error : missing ';' before '->' c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 340
Error 3 error C2143: syntax error : missing ';' before '->' c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 339
Error 20 error C2065: 'axWindowsMediaPlayer1' : undeclared identifier c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 328
Error 14 error C2065: 'axWindowsMediaPlayer1' : undeclared identifier c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 327
Error 16 error C2065: 'axWindowsMediaPlayer1' : undeclared identifier c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 327
Error 10 error C2065: 'axWindowsMediaPlayer1' : undeclared identifier c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 325
Error 26 error C2061: syntax error : identifier 'Form1' c:\Users\Black Chocobo\Desktop\WaveMachine\managesongs\WaveMachine\WaveMachine\WaveMachine\WaveMachine.cpp 16
Error 23 error C2059: syntax error : '}' c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 344
Error 25 error C2059: syntax error : '}' c:\users\black chocobo\desktop\wavemachine\managesongs\wavemachine\wavemachine\wavemachine\Form1.h 344