Листинг исходных кодов

#pragma once.

namespace filesystem {.

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 std;

/// Сводка для Form1.

public ref class Form1: public System: Windows:Forms:Form.

{.

public:

Form1(void).

{.

InitializeComponent ();

//TODO: добавьте код конструктора.

}.

protected:

/// Освободить все используемые ресурсы.

~Form1().

{.

if (components).

{.

delete components;

}.

}.

protected:

private: System: Windows:Forms:Button^ button2;

private: System: Windows:Forms:Button^ button5;

private: System: Windows:Forms:Button^ button6;

private: System: Windows:Forms:Button^ button9;

private: System: Windows:Forms:Button^ button1;

private: System: String^ filename;

private: System: Windows:Forms:TreeView^ treeView1;

private: System: Windows:Forms:TextBox^ textBox1;

private: System: Windows:Forms:TextBox^ textBox2;

private:

/// Требуется переменная конструктора.

System:ComponentModel:Container ^components;

#pragma region Windows Form Designer generated code.

/// Обязательный метод для поддержки конструктора — не изменяйте.

/// содержимое данного метода при помощи редактора кода.

void InitializeComponent (void).

{.

this->button2 = (gcnew System: Windows:Forms:Button ());

this->button5 = (gcnew System: Windows:Forms:Button ());

this->button6 = (gcnew System: Windows:Forms:Button ());

this->button9 = (gcnew System: Windows:Forms:Button ());

this->button1 = (gcnew System: Windows:Forms:Button ());

this->treeView1 = (gcnew System: Windows:Forms:TreeView ());

this->textBox1 = (gcnew System: Windows:Forms:TextBox ());

this->textBox2 = (gcnew System: Windows:Forms:TextBox ());

this->SuspendLayout ();

// button2.

this->button2->Enabled = false;

this->button2->Location = System: Drawing:Point (111, 12);

this->button2->Name = L" button2″ ;

this->button2->Size = System: Drawing:Size (86, 23);

this->button2->TabIndex = 7;

this->button2->Text = L" Новая сессия" ;

this->button2->UseVisualStyleBackColor = true;

this->button2->Click += gcnew System: EventHandler (this, &Form1:button2_Click);

// button5.

this->button5->Enabled = false;

this->button5->Location = System: Drawing:Point (203, 12);

this->button5->Name = L" button5″ ;

this->button5->Size = System: Drawing:Size (95, 23);

this->button5->TabIndex = 10;

this->button5->Text = L" Новый предмет" ;

this->button5->UseVisualStyleBackColor = true;

this->button5->Click += gcnew System: EventHandler (this, &Form1:button5_Click);

// button6.

this->button6->Location = System: Drawing:Point (12, 12);

this->button6->Name = L" button6″ ;

this->button6->Size = System: Drawing:Size (93, 23);

this->button6->TabIndex = 12;

this->button6->Text = L" Новый студент" ;

this->button6->UseVisualStyleBackColor = true;

this->button6->Click += gcnew System: EventHandler (this, &Form1:button6_Click);

// button9.

this->button9->Location = System: Drawing:Point (368, 12);

this->button9->Name = L" button9″ ;

this->button9->Size = System: Drawing:Size (109, 23);

this->button9->TabIndex = 15;

this->button9->Text = L" Вывести список" ;

this->button9->UseVisualStyleBackColor = true;

this->button9->Click += gcnew System: EventHandler (this, &Form1:button9_Click);

// button1.

this->button1->Enabled = false;

this->button1->Location = System: Drawing:Point (304, 12);

this->button1->Name = L" button1″ ;

this->button1->Size = System: Drawing:Size (58, 23);

this->button1->TabIndex = 18;

this->button1->Text = L" Удалить" ;

this->button1->UseVisualStyleBackColor = true;

this->button1->Click += gcnew System: EventHandler (this, &Form1:button1_Click₂);

// treeView1.

this->treeView1->Anchor = static_cast ((((System:Windows:Forms:AnchorStyles:Top | System: Windows:Forms:AnchorStyles:Bottom).

| System: Windows:Forms:AnchorStyles:Left).

| System: Windows:Forms:AnchorStyles:Right));

this->treeView1->HideSelection = false;

this->treeView1->LabelEdit = true;

this->treeView1->Location = System: Drawing:Point (12, 41);

this->treeView1->Name = L" treeView1″ ;

this->treeView1->PathSeparator = L" :" ;

this->treeView1->Size = System: Drawing:Size (465, 125);

this->treeView1->TabIndex = 19;

this->treeView1->BeforeLabelEdit += gcnew System: Windows:Forms:NodeLabelEditEventHandler (this, &Form1:treeView1_BeforeLabelEdit);

this->treeView1->AfterLabelEdit += gcnew System: Windows:Forms:NodeLabelEditEventHandler (this, &Form1:treeView1_AfterLabelEdit);

this->treeView1->AfterSelect += gcnew System: Windows:Forms:TreeViewEventHandler (this, &Form1:treeView1_AfterSelect);

// textBox1.

this->textBox1->Anchor = static_cast (((System:Windows:Forms:AnchorStyles:Bottom | System: Windows:Forms:AnchorStyles:Left).

| System: Windows:Forms:AnchorStyles:Right));

this->textBox1->Location = System: Drawing:Point (12, 198);

this->textBox1->Multiline = true;

this->textBox1->Name = L" textBox1″ ;

this->textBox1->Size = System: Drawing:Size (465, 87);

this->textBox1->TabIndex = 20;

// textBox2.

this->textBox2->Anchor = static_cast (((System:Windows:Forms:AnchorStyles:Bottom | System: Windows:Forms:AnchorStyles:Left).

| System: Windows:Forms:AnchorStyles:Right));

this->textBox2->Location = System: Drawing:Point (12, 172);

this->textBox2->Name = L" textBox2″ ;

this->textBox2->Size = System: Drawing:Size (465, 20);

this->textBox2->TabIndex = 21;

// Form1.

this->AutoScaleDimensions = System: Drawing:SizeF (6, 13);

this->AutoScaleMode = System: Windows:Forms:AutoScaleMode:Font;

this->ClientSize = System: Drawing:Size (489, 297);

this->Controls->Add (this->textBox2);

this->Controls->Add (this->textBox1);

this->Controls->Add (this->treeView1);

this->Controls->Add (this->button1);

this->Controls->Add (this->button9);

this->Controls->Add (this->button6);

this->Controls->Add (this->button5);

this->Controls->Add (this->button2);

this->MinimumSize = System: Drawing:Size (505, 336);

this->Name = L" Form1″ ;

this->Text = L" Карточка студента" ;

this->FormClosing += gcnew System: Windows:Forms:FormClosingEventHandler (this, &Form1:Form1_FormClosing);

this->Load += gcnew System: EventHandler (this, &Form1:Form1_Load);

this->ResumeLayout (false);

this->PerformLayout ();

}.

#pragma endregion.

private: System: Void Form1_Load (System:Object^ sender, System: EventArgs^ e) {.

OpenFileDialog^ ofd= gcnew OpenFileDialog;

ofd->Filter = «*.xml|*.xml|*.txt|*.txt|*.*|*.*» ;

if (ofd->ShowDialog ()==System:Windows:Forms:DialogResult:OK){.

filename = ofd->FileName;

String^ StrIn = System: IO:File:ReadAllText (filename, System: Text:Encoding:Default);

array ^ rty = StrIn->Split (gcnew array{ Convert: ToChar («;») }, StringSplitOptions: RemoveEmptyEntries);

for (int a = 0; a Length; a++){.

array^Data = rty[a]->Split (gcnew array{ Convert: ToChar («,») }, StringSplitOptions: RemoveEmptyEntries);

treeView1->Nodes->Add (««);

treeView1->Nodes[treeView1->Nodes->Count — 1]->Nodes->Add (Data[0]->Trim ());

treeView1->Nodes[treeView1->Nodes->Count — 1]->Text = Data[0]->Trim ();

treeView1->Nodes[treeView1->Nodes->Count — 1]->Nodes->Add (Data[1]->Trim ());

treeView1->Nodes[treeView1->Nodes->Count — 1]->Nodes->Add (Data[2]->Trim ());

treeView1->Nodes[treeView1->Nodes->Count — 1]->Nodes->Add (Data[3]->Trim ());

treeView1->Nodes[treeView1->Nodes->Count — 1]->Nodes->Add (Data[4]->Trim ());

treeView1->Nodes[treeView1->Nodes->Count — 1]->Nodes->Add (Data[5]->Trim ());

if (Data->Length>6){.

array^ Sessions = Data[6]->Split (gcnew array{Convert:ToChar («.»)}, StringSplitOptions: RemoveEmptyEntries);

for (int b = 0; b Length; b++){.

treeView1->Nodes[treeView1->Nodes->Count — 1]->Nodes->Add («Сессия «+ Convert: ToString (treeView1->Nodes[treeView1->Nodes->Count — 1]->Nodes->Count — 5));

array^ Tasks = Sessions[b]->Split (gcnew array{Convert:ToChar («!»)}, StringSplitOptions: RemoveEmptyEntries);

for (int c = 0; c Length; c++){.

array^RTD = Tasks[c]->Split (gcnew array{Convert:ToChar («:»)}, StringSplitOptions: RemoveEmptyEntries);

TreeNode^tt = treeView1->Nodes[treeView1->Nodes->Count — 1];

TreeNode^ts = tt->Nodes[tt->Nodes->Count — 1];

ts->Nodes->Add (««);

TreeNode^tk = ts->Nodes[ts->Nodes->Count — 1];

tk->Text = RTD[0] + «, «+ RTD[1];

tk->Nodes->Add (RTD[0]);

tk->Nodes->Add (RTD[1]);

}.

}.

}.

}.

BringToFront ();

if (treeView1->Nodes->Count > 0){ button1->Enabled = true; button2->Enabled = true; }.

}.

else{.

SaveFileDialog^ sfd;

sfd = gcnew SaveFileDialog;

sfd->Filter = «*.xml|*.xml» ;

if (sfd->ShowDialog () == System: Windows:Forms:DialogResult:OK){.

filename = sfd->FileName;

BringToFront ();

}.

else{.

MessageBox:Show («Не предъявлен файл с базой данных! Подключение провалено!»);

Close ();

}.

}.

}.

private: System: Void button6_Click (System:Object^ sender, System: EventArgs^ e) {.

button2->Enabled = true;

button1->Enabled = true;

treeView1->Nodes->Add («Иванов Иван Иванович»);

treeView1->Nodes[treeView1->Nodes->Count — 1]->Nodes->Add («Иванов Иван Иванович»);

treeView1->Nodes[treeView1->Nodes->Count — 1]->Nodes->Add («КБ-3»);

treeView1->Nodes[treeView1->Nodes->Count — 1]->Nodes->Add («09.05.2015»);

treeView1->Nodes[treeView1->Nodes->Count — 1]->Nodes->Add («2015»);

treeView1->Nodes[treeView1->Nodes->Count — 1]->Nodes->Add («КБ-3з2014»);

treeView1->Nodes[treeView1->Nodes->Count — 1]->Nodes->Add («ИТ6з142 000»);

treeView1->SelectedNode = treeView1->Nodes[treeView1->Nodes->Count — 1];

}.

private: System: Void button2_Click (System:Object^ sender, System: EventArgs^ e) {.

if (treeView1->SelectedNode->Level == 0){.

if (treeView1->SelectedNode->Nodes->Count < 15){.

treeView1->SelectedNode->Nodes->Add («Сессия «+ Convert: ToString (treeView1->SelectedNode->Nodes->Count — 5));

}.

}.

else if (treeView1->SelectedNode->Level == 1){.

if (treeView1->SelectedNode->Parent->Nodes->Count < 15){.

treeView1->SelectedNode->Parent->Nodes->Add («Сессия «+ Convert: ToString (treeView1->SelectedNode->Parent->Nodes->Count — 5));

}.

}.

}.

private: System: Void Form1_FormClosing (System:Object^ sender, System: Windows:Forms:FormClosingEventArgs^ e) {.

String^ strout="" ;

for (int a = 0; aNodes->Count; a++){.

strout = strout + treeView1->Nodes[a]->Nodes[0]->Text+" ," ;

strout = strout + treeView1->Nodes[a]->Nodes[1]->Text + «,» ;

strout = strout + treeView1->Nodes[a]->Nodes[2]->Text + «,» ;

strout = strout + treeView1->Nodes[a]->Nodes[3]->Text + «,» ;

strout = strout + treeView1->Nodes[a]->Nodes[4]->Text + «,» ;

strout = strout + treeView1->Nodes[a]->Nodes[5]->Text + «,» ;

for (int b = 6; b Nodes[a]->Nodes->Count; b++){.

for (int c = 0; c Nodes[a]->Nodes[b]->Nodes->Count; c++){.

strout = strout + treeView1->Nodes[a]->Nodes[b]->Nodes[c]->Nodes[0]->Text + «:» + treeView1->Nodes[a]->Nodes[b]->Nodes[c]->Nodes[1]->Text+" !" ;

}.

strout = strout + «.» ;

}.

strout = strout + «;» ;

}.

System:IO:File:WriteAllText (filename, strout, System: Text:Encoding:Default);

}.

private: System: Void treeView1_BeforeLabelEdit (System:Object^ sender, System: Windows:Forms:NodeLabelEditEventArgs^ e) {.

if (e->Node->Level==0||e->Node->Level==2||(e->Node->Level==1&&e->Node->Index>5)){.

e->CancelEdit = true;

}.

}.

private: System: Void button1_Click₂(System:Object^ sender, System: EventArgs^ e) {.

if (treeView1->SelectedNode->Level == 3){.

treeView1->SelectedNode->Parent->Remove ();

treeView1->SelectedNode = treeView1->Nodes[0];

}.

else if (treeView1->SelectedNode->Level == 2){.

treeView1->SelectedNode->Remove ();

treeView1->SelectedNode = treeView1->Nodes[0];

}.

else if (treeView1->SelectedNode->Level == 1&&treeView1->SelectedNode->Index>5){.

if (MessageBox:Show («Вы точно хотите удалить сессию со всеми предметами и оценками?», «Подтверждение удаления», MessageBoxButtons: YesNo) == System: Windows:Forms:DialogResult:Yes){.

treeView1->SelectedNode->Remove ();

treeView1->SelectedNode = treeView1->Nodes[0];

}.

}.

else if (treeView1->SelectedNode->Level == 1 && treeView1->SelectedNode->Index<6){.

if (MessageBox:Show («Вы точно хотите удалить студента со всеми данными, сессиями, предметами и оценками?», «Подтверждение удаления», MessageBoxButtons: YesNo) == System: Windows:Forms:DialogResult:Yes){.

treeView1->SelectedNode->Parent->Remove ();

if (treeView1->Nodes->Count>0){.

treeView1->SelectedNode = treeView1->Nodes[0];

}.

else{ button1->Enabled = false; button2->Enabled = false; }.

}.

}.

else if (treeView1->SelectedNode->Level == 0){.

if (MessageBox:Show («Вы точно хотите удалить студента со всеми данными, сессиями, предметами и оценками?», «Подтверждение удаления», MessageBoxButtons: YesNo) == System: Windows:Forms:DialogResult:Yes){.

treeView1->SelectedNode->Remove ();

if (treeView1->Nodes->Count>0){.

treeView1->SelectedNode = treeView1->Nodes[0];

}.

else{ button1->Enabled = false; button2->Enabled = false; }.

}.

}.

}.

private: System: Void treeView1_AfterSelect (System:Object^ sender, System: Windows:Forms:TreeViewEventArgs^ e) {.

try{.

if ((treeView1->SelectedNode->Level == 1 && treeView1->SelectedNode->Index>5) || treeView1->SelectedNode->Level > 1){.

button5->Enabled = true;

}.

else{.

button5->Enabled = false;

}.

}.

catch (Exception^ ex){.

}.

}.

private: System: Void button5_Click (System:Object^ sender, System: EventArgs^ e) {.

if (treeView1->SelectedNode->Level == 1){.

treeView1->SelectedNode->Nodes->Add («Новый предмет, 5»);

treeView1->SelectedNode->Nodes[treeView1->SelectedNode->Nodes->Count-1]->Nodes->Add («Новый предмет»);

treeView1->SelectedNode->Nodes[treeView1->SelectedNode->Nodes->Count — 1]->Nodes->Add («5»);

}.

else if (treeView1->SelectedNode->Level == 2){.

treeView1->SelectedNode->Parent->Nodes->Add («Новый предмет, 5»);

treeView1->SelectedNode->Parent->Nodes[treeView1->SelectedNode->Parent->Nodes->Count — 1]->Nodes->Add («Новый предмет»);

treeView1->SelectedNode->Parent->Nodes[treeView1->SelectedNode->Parent->Nodes->Count — 1]->Nodes->Add («5»);

}.

else if (treeView1->SelectedNode->Level == 3){.

treeView1->SelectedNode->Parent->Parent->Nodes->Add («Новый предмет, 5»);

treeView1->SelectedNode->Parent->Parent->Nodes[treeView1->SelectedNode->Parent->Parent->Nodes->Count — 1]->Nodes->Add («Новый предмет»);

treeView1->SelectedNode->Parent->Parent->Nodes[treeView1->SelectedNode->Parent->Parent->Nodes->Count — 1]->Nodes->Add («5»);

}.

}.

private: System: Void treeView1_AfterLabelEdit (System:Object^ sender, System: Windows:Forms:NodeLabelEditEventArgs^ e) {.

if (e->Node->Level == 3 && e->Node->Index == 0){.

e->Node->Parent->Text = e->Label + «, «+ e->Node->Parent->Nodes[1]->Text;

}.

else if (e->Node->Level == 3 && e->Node->Index == 1){.

try{.

e->Node->Parent->Text = e->Node->Parent->Nodes[0]->Text + «, «+Convert:ToString (Convert:ToInt32(e->Label));

}.

catch (Exception^ exc){.

MessageBox:Show (exc->Message);

e->CancelEdit = true;

}.

}.

else if (e->Node->Level == 1&&e->Node->Index==2){.

try{.

DateTime^ Dummy = Convert: ToDateTime (e->Label);

}.

catch (Exception^ exc){.

MessageBox:Show (exc->Message);

e->CancelEdit = true;

}.

}.

else if (e->Node->Level == 1 && e->Node->Index == 3){.

try{.

Int32^ Dummy = Convert: ToInt32(e->Label);

}.

catch (Exception^ exc){.

MessageBox:Show (exc->Message);

e->CancelEdit = true;

}.

}.

}.

private: System: Void button9_Click (System:Object^ sender, System: EventArgs^ e) {.

int sdd = 0;

try{.

textBox1->Text = «» ;

sdd = Convert: ToInt32(textBox2->Text);

array^ mark_students = gcnew array (200);

int mark_students_L = 0;

for (int x = 0; x Nodes->Count; x++){.

if (treeView1->Nodes[x]->Nodes->Count>=sdd+6){.

int marks = 0;

int marks_L = 0;

for (int y = 0; y Nodes[x]->Nodes[sdd + 5]->Nodes->Count; y++){.

array^ RTD = treeView1->Nodes[x]->Nodes[sdd + 5]->Nodes[y]->Text->Split (gcnew array {Convert:ToChar («,»)}, StringSplitOptions: RemoveEmptyEntries);

marks += Convert: ToInt32(RTD[1]->Trim ());

marks_L++;

}.

marks = marks / marks_L;

mark_students[mark_students_L] = treeView1->Nodes[x]->Nodes[0]->Text+" ," +marks;

mark_students_L++;

}.

}.

int maximum = 0;

String^ Max = «» ;

int i, j, pos;

String^ tmp;

for (i = 0; i < mark_students_L; ++i).

{.

pos = i;

tmp = mark_students[i];

for (j = i + 1; j < mark_students_L; ++j).

{.

array^ RTD = mark_students[j]->Split (gcnew array {Convert:ToChar («,»)});

array^ RTDr = tmp->Split (gcnew array {Convert:ToChar («,»)});

if (Convert:ToInt32(RTD[1]) > Convert: ToInt32(RTDr[1])).

{.

pos = j;

tmp = mark_students[j];

}.

}.

mark_students[pos] = mark_students[i];

mark_students[i] = tmp;

textBox1->Text += mark_students[i] + ««;

}.

}.

catch (Exception^ ex){.

MessageBox:Show (ex->Message);

}.

}.

};

}.