private void LoadHistory()
{
totalHistory = Helper.ReadFromJsonFile <List <BrowserHistory> >("history.txt");
//In case of no file
if (totalHistory == null)
{
totalHistory = new List <BrowserHistory>();
}
else
{
//Every tab is saved in totalHistory
foreach (var item in totalHistory)
{
CustomTab tab = new CustomTab();
tab.Text = item.Urls[item.currentIndex];
tab.textbox.Text = GetHTML(tab.Text, tab);
tab.history = item;
//Multi threading
//BrowserThread bthread = new BrowserThread(tab);
//Thread thread = new Thread(new ThreadStart(bthread.Start));
//thread.Start();
//Adding Pages to control
tabControl.TabPages.Add(tab);
tabControl.SelectTab(tabControl.TabPages.Count - 1);
}
//Update current window history
RefreshHistoryList(GetCurrentTab());
}
}
private void button1_Click(object sender, EventArgs e)
{
//next button
CustomTab tab = GetCurrentTab();
if (tab.history.currentIndex + 1 <= tab.history.Urls.Count)
{
tab.history.currentIndex++;
LoadPage(tab.history.Urls[tab.history.currentIndex], tab);
}
}
private void btnBack_Click(object sender, EventArgs e)
{
//back button
CustomTab tab = GetCurrentTab();
if (tab.history.currentIndex - 1 >= 0)
{
tab.history.currentIndex--;
LoadPage(tab.history.Urls[tab.history.currentIndex], tab);
}
}
private void AddToHistoryView(string url, CustomTab tab)
{
//Add url to tab history
if (tabControl.TabIndex != -1)
{
tab.history.Urls.Add(url);
//Refresh the history menu
RefreshHistoryList(tab);
SaveHistory();
}
}
private void RefreshHistoryList(CustomTab tab)
{
if (tab != null)
{
//clear menu history
historyToolStripMenuItem.DropDownItems.Clear();
//add history from tab container
foreach (var item in tab.history.Urls)
{
ToolStripItem subItem = new ToolStripMenuItem(item);
subItem.Click += SubItem_Click;
historyToolStripMenuItem.DropDownItems.Add(subItem);
}
}
}
public void LoadPage(string url, CustomTab tab)
{
//In case if this is a new tab
if (tab == null)
{
tab = new CustomTab();
tab.Text = url;
tab.textbox.Text = GetHTML(url, tab);
tabControl.TabPages.Add(tab);
tabControl.SelectTab(tabControl.TabPages.Count - 1);
}
//Open in the current tab
else
{
tab.Text = url;
tab.textbox.Text = GetHTML(url, tab);
}
}
public BrowserThread(CustomTab tab)
{
this.tab = tab;
}
public string GetHTML(string url, CustomTab tab)
{
//Add to menu history
AddToHistoryView(url, tab);
string result = "";
if (!url.Contains("http://"))
{
url = "http://" + url;
}
else if (!url.Contains("https://"))
{
url = "https://" + url;
}
try
{
HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(url);
req.CookieContainer = cookie;
req.Method = "GET";
req.KeepAlive = true;
req.ContentLength = 0;
req.UserAgent = "Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/48.0.2564.48 Safari/537.36";
req.ContentType = "application/x-www-form-urlencoded";
req.Accept = "*/*";
string s;
HttpWebResponse webResp = (HttpWebResponse)req.GetResponse();
Stream datastream = webResp.GetResponseStream();
StreamReader reader = new StreamReader(datastream);
s = reader.ReadToEnd();
result += s;
}
catch (WebException e)
{
using (WebResponse response = e.Response)
{
if (response != null)
{
HttpWebResponse httpResponse = (HttpWebResponse)response;
result += "Error code: " + (int)httpResponse.StatusCode + " " + httpResponse.StatusCode.ToString() + Environment.NewLine;
using (Stream data = response.GetResponseStream())
using (var reader = new StreamReader(data))
{
string text = reader.ReadToEnd();
result += text + Environment.NewLine;
}
}
else
{
result += "Error :" + e.Message + Environment.NewLine;
}
}
}
return(result);
}
