Method SaveState

tableview.go:1619–1693

SaveState writes the UI state of the *TableView to the settings.

()

// SaveState writes the UI state of the *TableView to the settings.
func (tv *TableView) SaveState() error {
	if tv.columns.Len() == 0 {
		return nil
	}

	if tv.state == nil {
		tv.state = new(tableViewState)
	}

	tvs := tv.state

	tvs.SortColumnName = tv.columns.items[tv.sortedColumnIndex].name
	tvs.SortOrder = tv.sortOrder

	// tvs.Columns = make([]tableViewColumnState, tv.columns.Len())

	for _, tvc := range tv.columns.items {
		var tvcs *tableViewColumnState
		for _, cur := range tvs.Columns {
			if cur.Name == tvc.name {
				tvcs = cur
				break
			}
		}

		// tvcs := &tvs.Columns[i]

		if tvcs == nil {
			tvs.Columns = append(tvs.Columns, new(tableViewColumnState))
			tvcs = tvs.Columns[len(tvs.Columns)-1]
		}

		tvcs.Name = tvc.name
		tvcs.Title = tvc.titleOverride
		tvcs.Width = tvc.Width()
		tvcs.Visible = tvc.Visible()
		tvcs.Frozen = tvc.Frozen()
		tvcs.LastSeenDate = time.Now().Format("2006-01-02")
	}

	visibleCols := tv.visibleColumns()
	frozenCount := tv.visibleFrozenColumnCount()
	normalCount := len(visibleCols) - frozenCount
	indices := make([]int32, len(visibleCols))
	var lp uintptr
	if frozenCount > 0 {
		lp = uintptr(unsafe.Pointer(&indices[0]))

		if 0 == win.SendMessage(tv.hwndFrozenLV, win.LVM_GETCOLUMNORDERARRAY, uintptr(frozenCount), lp) {
			return newError("LVM_GETCOLUMNORDERARRAY")
		}
	}
	if normalCount > 0 {
		lp = uintptr(unsafe.Pointer(&indices[frozenCount]))

		if 0 == win.SendMessage(tv.hwndNormalLV, win.LVM_GETCOLUMNORDERARRAY, uintptr(normalCount), lp) {
			return newError("LVM_GETCOLUMNORDERARRAY")
		}