private void Form1_Load(object sender, EventArgs e)
{
string sURL;
var sCategory = new string[1024];
var scr = new SampleScraping();
sURL = "https://www.amazon.co.jp/gp/site-directory?ref_=nav_em_T1_0_2_2_20__fullstore";
string sHtml = scr.GetHtml(sURL);
GetCategory(sHtml, sCategory);
dataGridView1.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.EnableResizing;
dataGridView1.RowHeadersWidth = 40;
// カラム数を指定
//dataGridView1.ColumnCount = 4;
// カラムのサイズ指定
dataGridView1.Columns[0].Width = 400; //商品名
dataGridView1.Columns[1].Width = 100; //価格(\)
dataGridView1.Columns[2].Width = 100; //画像
dataGridView1.Columns[3].Width = 500; //商品URL
dataGridView1.RowTemplate.Height = 60;
dataGridView1.Columns[1].DefaultCellStyle.Format = "c";
dataGridView1.Columns[2].DefaultCellStyle.NullValue = null;
}
private void button_search_Click(object sender, EventArgs e)
{
string sURL_Category, sURL_Item, sURL;
string sPrice;
var sCategory = new string[1024];
var scr = new SampleScraping();
sURL_Category = "http://www.amazon.co.jp/gp/search/?__mk_ja_JP=%83J%83%5E%83J%83i&url=search-alias%3D";
sURL_Item = "&field-keywords=";
if (checkBox_price.Checked == true)
{
if (!PriceCheck())
{
return;
}
else
{
sPrice = "&low-price=" + Convert.ToInt32(textBox_price_low.Text) + "&high-price=" + Convert.ToInt32(textBox_price_high.Text);
}
}
else
{
sPrice = "";
}
sURL = sURL_Category + comboBox_alias1.Text + sURL_Item + textBox_keyword.Text + sPrice + "&emi=AN1VRQENFRJN5";
//System.Diagnostics.Process.Start(sURL);
string sHtml = scr.GetHtml(sURL);
int next, tail;
string work;
dataGridView1.Rows.Clear();
while (true)
{
if (!SetDataToGrid(sHtml))
{
break;
}
next = sHtml.IndexOf("<li class=\"a-last\"><a href=\"");
if (next == -1)
{
break;
}
else
{
tail = sHtml.IndexOf(">次へ");
work = System.Web.HttpUtility.UrlDecode(sHtml.Substring(next + 28, tail - next - 29));
}
sHtml = scr.GetHtml("https://amazon.co.jp" + work);
}
}