void BuildComponents()
        {
            IncomingChangesTreeHeaderState incomingChangesHeaderState =
                IncomingChangesTreeHeaderState.GetDefault();

            TreeHeaderSettings.Load(incomingChangesHeaderState,
                                    UnityConstants.GLUON_INCOMING_CHANGES_TABLE_SETTINGS_NAME,
                                    (int)IncomingChangesTreeColumn.Path, true);

            mIncomingChangesTreeView = new IncomingChangesTreeView(
                mWkInfo, incomingChangesHeaderState,
                IncomingChangesTreeHeaderState.GetColumnNames(),
                new IncomingChangesViewMenu(mWkInfo, this, this),
                UpdateProcessMergesButtonText);
            mIncomingChangesTreeView.Reload();

            ErrorsListHeaderState errorsListHeaderState =
                ErrorsListHeaderState.GetDefault();

            TreeHeaderSettings.Load(errorsListHeaderState,
                                    UnityConstants.GLUON_INCOMING_ERRORS_TABLE_SETTINGS_NAME,
                                    UnityConstants.UNSORT_COLUMN_ID);

            mErrorsListView = new ErrorsListView(errorsListHeaderState);
            mErrorsListView.Reload();
        }
        static void IncomingChangeTreeViewItemCellGUI(
            string wkPath,
            Rect rect,
            float rowHeight,
            UnityIncomingChangesTree incomingChangesTree,
            IncomingChangesTreeView treeView,
            ChangeTreeViewItem item,
            Action onCheckedNodeChanged,
            IncomingChangesTreeColumn column,
            bool isSelected,
            bool isFocused,
            bool isCurrentConflict,
            bool isSolvedConflict)
        {
            IncomingChangeInfo incomingChange = item.ChangeInfo;

            string label = incomingChange.GetColumnText(
                IncomingChangesTreeHeaderState.GetColumnName(column));

            if (column == IncomingChangesTreeColumn.Path)
            {
                if (incomingChangesTree.HasMeta(item.ChangeInfo))
                {
                    label = string.Concat(label, UnityConstants.TREEVIEW_META_LABEL);
                }

                Texture icon = GetIcon(wkPath, incomingChange);
                GetChangesOverlayIcon.Data overlayIconData =
                    GetChangesOverlayIcon.ForGluonIncomingChange(
                        incomingChange, isSolvedConflict);

                bool wasChecked = incomingChange.IsChecked();

                bool isChecked = DrawTreeViewItem.ForCheckableItemCell(
                    rect, rowHeight, item.depth,
                    icon, overlayIconData, label,
                    isSelected, isFocused, isCurrentConflict,
                    wasChecked);

                incomingChange.UpdateCheckedState(isChecked);

                if (wasChecked != isChecked)
                {
                    UpdateCheckStateForSelection(treeView, item);
                    onCheckedNodeChanged();
                }

                return;
            }

            if (column == IncomingChangesTreeColumn.Size)
            {
                DrawTreeViewItem.ForSecondaryLabelRightAligned(
                    rect, label, isSelected, isFocused, isCurrentConflict);
                return;
            }

            DrawTreeViewItem.ForSecondaryLabel(
                rect, label, isSelected, isFocused, isCurrentConflict);
        }
        internal IncomingChangesTreeView(
            WorkspaceInfo wkInfo,
            IncomingChangesTreeHeaderState headerState,
            List <string> columnNames,
            IncomingChangesViewMenu menu,
            Action onCheckedNodeChanged)
            : base(new TreeViewState())
        {
            mWkInfo               = wkInfo;
            mColumnNames          = columnNames;
            mMenu                 = menu;
            mOnCheckedNodeChanged = onCheckedNodeChanged;

            multiColumnHeader                 = new MultiColumnHeader(headerState);
            multiColumnHeader.canSort         = true;
            multiColumnHeader.sortingChanged += SortingChanged;

            customFoldoutYOffset = UnityConstants.TREEVIEW_FOLDOUT_Y_OFFSET;
            rowHeight            = UnityConstants.TREEVIEW_ROW_HEIGHT;
        }
        static void IncomingChangeTreeViewItemCellGUI(
            string wkPath,
            Rect rect,
            float rowHeight,
            UnityIncomingChangesTree incomingChangesTree,
            IncomingChangesTreeView treeView,
            ChangeTreeViewItem item,
            Action onCheckedNodeChanged,
            IncomingChangesTreeColumn column,
            bool isSelected,
            bool isFocused,
            bool isCurrentConflict,
            bool isSolvedConflict)
        {
            IncomingChangeInfo incomingChange = item.ChangeInfo;

            string label = incomingChange.GetColumnText(
                IncomingChangesTreeHeaderState.GetColumnName(column));

            if (column == IncomingChangesTreeColumn.Path)
            {
                if (incomingChangesTree.HasMeta(item.ChangeInfo))
                {
                    label = string.Concat(label, UnityConstants.TREEVIEW_META_LABEL);
                }

                Texture icon        = GetIcon(wkPath, incomingChange);
                Texture overlayIcon =
                    GetChangesOverlayIcon.ForGluonIncomingChange(
                        incomingChange, isSolvedConflict);

                bool wasChecked = incomingChange.IsChecked();

                bool isChecked = DrawTreeViewItem.ForCheckableItemCell(
                    rect, rowHeight, item.depth,
                    icon, overlayIcon, label,
                    isSelected, isFocused, isCurrentConflict,
                    wasChecked);

                incomingChange.UpdateCheckedState(isChecked);

                if (wasChecked != isChecked)
                {
                    UpdateCheckStateForSelection(treeView, item);
                    onCheckedNodeChanged();
                }

                return;
            }

            if (column == IncomingChangesTreeColumn.Size)
            {
                // If there is a meta file, add the meta file to the file size so that it is consistent
                // with the Incoming Changes overview
                if (incomingChangesTree.HasMeta(item.ChangeInfo))
                {
                    IncomingChangeInfo metaFileInfo = incomingChangesTree.GetMetaChange(incomingChange);
                    long metaFileSize = metaFileInfo.GetSize();
                    long fileSize     = incomingChange.GetSize();

                    label = SizeConverter.ConvertToSizeString(fileSize + metaFileSize);
                }

                DrawTreeViewItem.ForSecondaryLabelRightAligned(
                    rect, label, isSelected, isFocused, isCurrentConflict);
                return;
            }

            DrawTreeViewItem.ForSecondaryLabel(
                rect, label, isSelected, isFocused, isCurrentConflict);
        }