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Регистрация: 28.07.2013
Сообщений: 606
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19.05.2014, 19:43
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5
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В MainForm.cs:
Кликните здесь для просмотра всего текста
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| public MainForm()
{
InitializeComponent();
}
int a11,a12,a13,a21,a22,a23,a31,a32,a33;
void Button1Click(object sender, EventArgs e)
{
if(rdBtn_2.Checked == true){
a11 = Convert.ToInt32(dataGridView1.Rows[0].Cells[0].Value.ToString());
a12 = Convert.ToInt32(dataGridView1.Rows[0].Cells[1].Value.ToString());
a21 = Convert.ToInt32(dataGridView1.Rows[1].Cells[0].Value.ToString());
a22 = Convert.ToInt32(dataGridView1.Rows[1].Cells[1].Value.ToString());
textBox1.Text = Convert.ToString(a11*a22-a12*a21);
}
else if(rdBtn_3.Checked == true){
a11 = Convert.ToInt32(dataGridView1.Rows[0].Cells[0].Value.ToString());
a12 = Convert.ToInt32(dataGridView1.Rows[0].Cells[1].Value.ToString());
a13 = Convert.ToInt32(dataGridView1.Rows[0].Cells[2].Value.ToString());
a21 = Convert.ToInt32(dataGridView1.Rows[1].Cells[0].Value.ToString());
a22 = Convert.ToInt32(dataGridView1.Rows[1].Cells[1].Value.ToString());
a23 = Convert.ToInt32(dataGridView1.Rows[1].Cells[2].Value.ToString());
a31 = Convert.ToInt32(dataGridView1.Rows[2].Cells[0].Value.ToString());
a32 = Convert.ToInt32(dataGridView1.Rows[2].Cells[1].Value.ToString());
a33 = Convert.ToInt32(dataGridView1.Rows[2].Cells[2].Value.ToString());
textBox1.Text = Convert.ToString(a11*a22*a33-a11*a23*a32-a12*a21*a33+a12*a23*a31+a13*a21*a32-a13*a22*a31);
}
}
void MainFormiLoad(object sender, EventArgs e)
{
a11=0;a12=0;a13=0;a21=0;a22=0;a23=0;a31=0;a32=0;a33=0;
for(int i=0;i<2;i++){
dataGridView1.Columns.Add(i.ToString(),i.ToString());
dataGridView1.Columns[i].Width = 30;
dataGridView1.Rows.Add();
}
}
void RdBtn_2CheckedChanged(object sender, EventArgs e)
{
a11=0;a12=0;a13=0;a21=0;a22=0;a23=0;a31=0;a32=0;a33=0;
dataGridView1.Rows.Clear();
dataGridView1.Columns.Clear();
for(int i=0;i<2;i++){
dataGridView1.Columns.Add(i.ToString(),i.ToString());
dataGridView1.Columns[i].Width = 30;
dataGridView1.Rows.Add();
}
}
void RdBtn_3CheckedChanged(object sender, EventArgs e)
{
a11=0;a12=0;a13=0;a21=0;a22=0;a23=0;a31=0;a32=0;a33=0;
dataGridView1.Rows.Clear();
dataGridView1.Columns.Clear();
for(int i=0;i<3;i++){
dataGridView1.Columns.Add(i.ToString(),i.ToString());
dataGridView1.Columns[i].Width = 30;
dataGridView1.Rows.Add();
}
} |
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и в дизайнере MainForm.Designer.cs:
Кликните здесь для просмотра всего текста
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| private void InitializeComponent()
{
this.textBox1 = new System.Windows.Forms.TextBox();
this.button1 = new System.Windows.Forms.Button();
this.dataGridView1 = new System.Windows.Forms.DataGridView();
this.rdBtn_2 = new System.Windows.Forms.RadioButton();
this.rdBtn_3 = new System.Windows.Forms.RadioButton();
((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).BeginInit();
this.SuspendLayout();
//
// textBox1
//
this.textBox1.Location = new System.Drawing.Point(26, 63);
this.textBox1.Name = "textBox1";
this.textBox1.Size = new System.Drawing.Size(111, 20);
this.textBox1.TabIndex = 0;
//
// button1
//
this.button1.Location = new System.Drawing.Point(26, 25);
this.button1.Name = "button1";
this.button1.Size = new System.Drawing.Size(75, 23);
this.button1.TabIndex = 1;
this.button1.Text = "button1";
this.button1.UseVisualStyleBackColor = true;
this.button1.Click += new System.EventHandler(this.Button1Click);
//
// dataGridView1
//
this.dataGridView1.AllowUserToAddRows = false;
this.dataGridView1.AllowUserToDeleteRows = false;
this.dataGridView1.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)
| System.Windows.Forms.AnchorStyles.Left)
| System.Windows.Forms.AnchorStyles.Right)));
this.dataGridView1.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
this.dataGridView1.Location = new System.Drawing.Point(26, 89);
this.dataGridView1.Name = "dataGridView1";
this.dataGridView1.Size = new System.Drawing.Size(218, 163);
this.dataGridView1.TabIndex = 2;
//
// rdBtn_2
//
this.rdBtn_2.Checked = true;
this.rdBtn_2.Location = new System.Drawing.Point(158, 25);
this.rdBtn_2.Name = "rdBtn_2";
this.rdBtn_2.Size = new System.Drawing.Size(86, 24);
this.rdBtn_2.TabIndex = 3;
this.rdBtn_2.TabStop = true;
this.rdBtn_2.Text = "2 порядка";
this.rdBtn_2.UseVisualStyleBackColor = true;
this.rdBtn_2.CheckedChanged += new System.EventHandler(this.RdBtn_2CheckedChanged);
//
// rdBtn_3
//
this.rdBtn_3.Location = new System.Drawing.Point(158, 55);
this.rdBtn_3.Name = "rdBtn_3";
this.rdBtn_3.Size = new System.Drawing.Size(86, 24);
this.rdBtn_3.TabIndex = 4;
this.rdBtn_3.Text = "3 порядка";
this.rdBtn_3.UseVisualStyleBackColor = true;
this.rdBtn_3.CheckedChanged += new System.EventHandler(this.RdBtn_3CheckedChanged);
//
// MainForm
//
this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.ClientSize = new System.Drawing.Size(256, 264);
this.Controls.Add(this.rdBtn_3);
this.Controls.Add(this.rdBtn_2);
this.Controls.Add(this.dataGridView1);
this.Controls.Add(this.button1);
this.Controls.Add(this.textBox1);
this.Name = "MainForm";
this.Text = "MainForm";
this.Load += new System.EventHandler(this.MainFormLoad);
((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).EndInit();
this.ResumeLayout(false);
this.PerformLayout();
}
private System.Windows.Forms.RadioButton rdBtn_3;
private System.Windows.Forms.RadioButton rdBtn_2;
private System.Windows.Forms.DataGridView dataGridView1;
private System.Windows.Forms.Button button1;
private System.Windows.Forms.TextBox textBox1; |
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Сообщение от lagigod
не правильно считает Pikemaster
а у меня его код правильно считает (только там для матрицы случайные числа - замени на свои и всё  )
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Сообщение от lagigod
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