UI/CommitTable.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.ComponentModel;
   4 using System.Drawing;
   5 using System.Data;
   6 using System.Text;
   7 using System.Windows.Forms;
   8 using Git;
   9
  10 namespace Widgit
  11 {
  12     public partial class CommitTable : UserControl
  13     {
  14         protected Commit m_lastCommitInPage;
  15         protected Stack<Commit> m_topCommits = new Stack<Commit>();
  16         protected Repo m_currentRepo;
  17
  18         public CommitTable()
  19         {
  20             InitializeComponent();
  21         }
  22
  23         public void SetRepo(Repo repo)
  24         {
  25             m_currentRepo = repo;
  26             m_fetchCommits.Enabled = true;
  27             m_commitsView.Items.Clear();
  28             m_previousCommits.Enabled = false;
  29             m_nextCommits.Enabled = false;
  30             m_topCommits.Clear();
  31             m_lastCommitInPage = null;
  32         }
  33
  34         private void OnFetchCommits(object sender, EventArgs e)
  35         {
  36             List<Commit> commits;
  37             if (!m_currentRepo.GetLog(null, 100, out commits))
  38             {
  39                 MessageBox.Show("Could not get commits.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
  40                 return;
  41             }
  42             m_topCommits.Clear();
  43             m_topCommits.Push(commits[0]);
  44             FillCommitList(commits);
  45         }
  46
  47         private void FillCommitList(List<Commit> commits)
  48         {
  49             m_commitsView.BeginUpdate();
  50             m_commitsView.Items.Clear();
  51             foreach (Commit c in commits)
  52             {
  53                 ListViewItem i = new ListViewItem(new string[] { c.ID, c.AuthorName, c.AuthorEmail, c.Date, c.Subject });
  54                 i.Tag = c;
  55                 m_commitsView.Items.Add(i);
  56             }
  57             if (commits.Count > 0)
  58             {
  59                 m_lastCommitInPage = commits[commits.Count - 1];
  60             }
  61             m_previousCommits.Enabled = m_nextCommits.Enabled = commits.Count != 0;
  62             if (m_commitsView.Items.Count != 100)
  63             {
  64                 m_nextCommits.Enabled = false;
  65             }
  66             if (m_topCommits.Count < 2)
  67             {
  68                 m_previousCommits.Enabled = false;
  69             }
  70
  71             m_commitsView.EndUpdate();
  72         }
  73
  74         private void OnPreviousCommits(object sender, EventArgs e)
  75         {
  76             List<Commit> commits;
  77             Commit c = m_topCommits.Pop();
  78             if (!m_currentRepo.GetLog(m_topCommits.Peek(), 100, out commits))
  79             {
  80                 m_nextCommits.Enabled = false;
  81                 return;
  82             }
  83             if (commits.Count < 1)
  84             {
  85                 m_previousCommits.Enabled = false;
  86             }
  87             else
  88             {
  89                 FillCommitList(commits);
  90             }
  91         }
  92
  93         private void OnNextCommits(object sender, EventArgs e)
  94         {
  95             List<Commit> commits;
  96             if (!m_currentRepo.GetLog(m_lastCommitInPage, 100, out commits))
  97             {
  98                 m_nextCommits.Enabled = false;
  99                 return;
 100             }
 101             if (commits.Count < 1)
 102             {
 103                 m_nextCommits.Enabled = false;
 104             }
 105             else
 106             {
 107                 m_topCommits.Push(commits[0]);
 108                 FillCommitList(commits);
 109             }
 110         }
 111
 112         private void OnShowCommit(object sender, EventArgs e)
 113         {
 114             ListView.SelectedListViewItemCollection items = m_commitsView.SelectedItems;
 115             if (items.Count == 1)
 116             {
 117                 CommitViewer c = new CommitViewer((Commit)items[0].Tag);
 118                 c.Show();
 119             }
 120         }
 121     }
 122 }