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- using System;
- using System.Collections.Generic;
- using System.ComponentModel;
- using System.Drawing;
- using System.Text;
- using System.Windows.Forms;
- using System.Diagnostics;
- using Microsoft.Win32;
- using Shadowsocks.Controller;
- using Shadowsocks.Model;
- using Shadowsocks.Properties;
-
- namespace Shadowsocks.View
- {
- public partial class ConfigForm : Form
- {
- private ShadowsocksController controller;
-
- // this is a copy of configuration that we are working on
- private Configuration _modifiedConfiguration;
- private int _oldSelectedIndex = -1;
-
- public ConfigForm(ShadowsocksController controller)
- {
- InitializeComponent();
- this.Icon = Icon.FromHandle(Resources.ssw128.GetHicon());
-
- this.controller = controller;
- controller.ConfigChanged += controller_ConfigChanged;
-
- LoadCurrentConfiguration();
- }
-
- private void controller_ConfigChanged(object sender, EventArgs e)
- {
- LoadCurrentConfiguration();
- }
-
- private void ShowWindow()
- {
- this.Opacity = 1;
- this.Show();
- IPTextBox.Focus();
- }
-
- private bool SaveOldSelectedServer()
- {
- try
- {
- if (_oldSelectedIndex == -1 || _oldSelectedIndex >= _modifiedConfiguration.configs.Count)
- {
- return true;
- }
- Server server = new Server
- {
- server = IPTextBox.Text,
- server_port = int.Parse(ServerPortTextBox.Text),
- password = PasswordTextBox.Text,
- local_port = int.Parse(ProxyPortTextBox.Text),
- method = EncryptionSelect.Text,
- remarks = RemarksTextBox.Text
- };
- Configuration.CheckServer(server);
- _modifiedConfiguration.configs[_oldSelectedIndex] = server;
-
- return true;
- }
- catch (FormatException)
- {
- MessageBox.Show("illegal port number format");
- }
- catch (Exception ex)
- {
- MessageBox.Show(ex.Message);
- }
- return false;
- }
-
- private void LoadSelectedServer()
- {
- if (ServersListBox.SelectedIndex >= 0 && ServersListBox.SelectedIndex < _modifiedConfiguration.configs.Count)
- {
- Server server = _modifiedConfiguration.configs[ServersListBox.SelectedIndex];
-
- IPTextBox.Text = server.server;
- ServerPortTextBox.Text = server.server_port.ToString();
- PasswordTextBox.Text = server.password;
- ProxyPortTextBox.Text = server.local_port.ToString();
- EncryptionSelect.Text = server.method ?? "aes-256-cfb";
- RemarksTextBox.Text = server.remarks;
- ServerGroupBox.Visible = true;
- //IPTextBox.Focus();
- }
- else
- {
- ServerGroupBox.Visible = false;
- }
- }
-
- private void LoadConfiguration(Configuration configuration)
- {
- ServersListBox.Items.Clear();
- foreach (Server server in _modifiedConfiguration.configs)
- {
- ServersListBox.Items.Add(string.IsNullOrEmpty(server.server) ? "New server" : string.IsNullOrEmpty(server.remarks)? server.server + ":" + server.server_port : server.server + ":" + server.server_port + " (" + server.remarks + ")");
- }
- }
-
- private void LoadCurrentConfiguration()
- {
- _modifiedConfiguration = controller.GetConfiguration();
- LoadConfiguration(_modifiedConfiguration);
- _oldSelectedIndex = _modifiedConfiguration.index;
- ServersListBox.SelectedIndex = _modifiedConfiguration.index;
- LoadSelectedServer();
- }
-
- private void ConfigForm_Load(object sender, EventArgs e)
- {
-
- }
-
- private void ServersListBox_SelectedIndexChanged(object sender, EventArgs e)
- {
- if (_oldSelectedIndex == ServersListBox.SelectedIndex)
- {
- // we are moving back to oldSelectedIndex or doing a force move
- return;
- }
- if (!SaveOldSelectedServer())
- {
- // why this won't cause stack overflow?
- ServersListBox.SelectedIndex = _oldSelectedIndex;
- return;
- }
- LoadSelectedServer();
- _oldSelectedIndex = ServersListBox.SelectedIndex;
- }
-
- private void AddButton_Click(object sender, EventArgs e)
- {
- if (!SaveOldSelectedServer())
- {
- return;
- }
- Server server = Configuration.GetDefaultServer();
- _modifiedConfiguration.configs.Add(server);
- LoadConfiguration(_modifiedConfiguration);
- ServersListBox.SelectedIndex = _modifiedConfiguration.configs.Count - 1;
- _oldSelectedIndex = ServersListBox.SelectedIndex;
- }
-
- private void DeleteButton_Click(object sender, EventArgs e)
- {
- _oldSelectedIndex = ServersListBox.SelectedIndex;
- if (_oldSelectedIndex >= 0 && _oldSelectedIndex < _modifiedConfiguration.configs.Count)
- {
- _modifiedConfiguration.configs.RemoveAt(_oldSelectedIndex);
- }
- if (_oldSelectedIndex >= _modifiedConfiguration.configs.Count)
- {
- // can be -1
- _oldSelectedIndex = _modifiedConfiguration.configs.Count - 1;
- }
- ServersListBox.SelectedIndex = _oldSelectedIndex;
- LoadConfiguration(_modifiedConfiguration);
- ServersListBox.SelectedIndex = _oldSelectedIndex;
- LoadSelectedServer();
- }
-
- private void OKButton_Click(object sender, EventArgs e)
- {
- if (!SaveOldSelectedServer())
- {
- return;
- }
- if (_modifiedConfiguration.configs.Count == 0)
- {
- MessageBox.Show("Please add at least one server");
- return;
- }
- controller.SaveServers(_modifiedConfiguration.configs);
- this.Close();
- }
-
- private void CancelButton_Click(object sender, EventArgs e)
- {
- this.Close();
- }
-
- private void ConfigForm_Shown(object sender, EventArgs e)
- {
- IPTextBox.Focus();
- }
-
- private void ConfigForm_FormClosed(object sender, FormClosedEventArgs e)
- {
- controller.ConfigChanged -= controller_ConfigChanged;
- }
-
- }
- }
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