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 ListView.SelectedListViewItemCollection SelectedItems { get { return m_commitsView.SelectedItems; } }
  19
  20         protected Treeish m_treeish;
  21         public Treeish Treeish { get { return m_treeish; } set { m_treeish = value; } }
  22
  23         public CommitTable()
  24         {
  25             InitializeComponent();
  26         }
  27
  28         public void SetRepo(Repo repo)
  29         {
  30             m_currentRepo = repo;
  31             m_fetchCommits.Enabled = true;
  32             m_commitsView.Items.Clear();
  33             m_previousCommits.Enabled = false;
  34             m_nextCommits.Enabled = false;
  35             m_topCommits.Clear();
  36             m_lastCommitInPage = null;
  37         }
  38
  39         private void OnFetchCommits(object sender, EventArgs e)
  40         {
  41             RepopulateTable();
  42         }
  43
  44         public void RepopulateTable()
  45         {
  46             List<Commit> commits;
  47             if (!m_currentRepo.GetLog(m_treeish, 100, out commits))
  48             {
  49                 MessageBox.Show("Could not get commits.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
  50                 return;
  51             }
  52             m_topCommits.Clear();
  53             m_topCommits.Push(commits[0]);
  54             FillCommitList(commits);
  55         }
  56
  57         private void FillCommitList(List<Commit> commits)
  58         {
  59             m_commitsView.BeginUpdate();
  60             m_commitsView.Items.Clear();
  61             foreach (Commit c in commits)
  62             {
  63                 ListViewItem i = new ListViewItem(new string[] { c.ID, c.AuthorName, c.AuthorEmail, c.Date, c.Subject });
  64                 i.Tag = c;
  65                 m_commitsView.Items.Add(i);
  66             }
  67             if (commits.Count > 0)
  68             {
  69                 m_lastCommitInPage = commits[commits.Count - 1];
  70             }
  71             m_previousCommits.Enabled = m_nextCommits.Enabled = commits.Count != 0;
  72             if (m_commitsView.Items.Count != 100)
  73             {
  74                 m_nextCommits.Enabled = false;
  75             }
  76             if (m_topCommits.Count < 2)
  77             {
  78                 m_previousCommits.Enabled = false;
  79             }
  80
  81             m_commitsView.EndUpdate();
  82         }
  83
  84         private void OnPreviousCommits(object sender, EventArgs e)
  85         {
  86             List<Commit> commits;
  87             Commit c = m_topCommits.Pop();
  88             if (!m_currentRepo.GetLog(m_topCommits.Peek(), 100, out commits))
  89             {
  90                 m_nextCommits.Enabled = false;
  91                 return;
  92             }
  93             if (commits.Count < 1)
  94             {
  95                 m_previousCommits.Enabled = false;
  96             }
  97             else
  98             {
  99                 FillCommitList(commits);
 100             }
 101         }
 102
 103         private void OnNextCommits(object sender, EventArgs e)
 104         {
 105             List<Commit> commits;
 106             if (!m_currentRepo.GetLog(m_lastCommitInPage, 100, out commits))
 107             {
 108                 m_nextCommits.Enabled = false;
 109                 return;
 110             }
 111             if (commits.Count < 1)
 112             {
 113                 m_nextCommits.Enabled = false;
 114             }
 115             else
 116             {
 117                 m_topCommits.Push(commits[0]);
 118                 FillCommitList(commits);
 119             }
 120         }
 121
 122         private void OnShowCommit(object sender, EventArgs e)
 123         {
 124             ListView.SelectedListViewItemCollection items = m_commitsView.SelectedItems;
 125             if (items.Count == 1)
 126             {
 127                 CommitViewer c = new CommitViewer((Commit)items[0].Tag);
 128                 c.Show();
 129             }
 130         }
 131     }
 132 }