[5463] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[16723] | 3 | * Copyright (C) 2002-2019 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[5463] | 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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| 22 | using System.Drawing;
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| 23 | using System.Windows.Forms;
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| 24 |
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| 25 | namespace HeuristicLab.MainForm.WindowsForms {
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| 26 | public partial class DragOverTabControl : TabControl {
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[7342] | 27 | private int destinationTabIndex;
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| 28 |
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[5463] | 29 | public DragOverTabControl() {
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| 30 | InitializeComponent();
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| 31 | }
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| 32 |
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[7342] | 33 | private int GetTabIndex() {
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[5463] | 34 | Point position = PointToClient(Control.MousePosition);
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| 35 | int tabIndex = -1;
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| 36 | for (int i = 0; i < TabPages.Count; i++) {
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[5464] | 37 | if (GetTabRect(i).Contains(position))
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| 38 | tabIndex = i;
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[5463] | 39 | }
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[7342] | 40 | return tabIndex;
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| 41 | }
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[5463] | 42 |
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[7342] | 43 | private void DragOverTabControl_DragOver(object sender, DragEventArgs e) {
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| 44 | int tabIndex = GetTabIndex();
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[5464] | 45 |
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[7342] | 46 | if (!timer.Enabled && tabIndex != SelectedIndex && tabIndex != -1) {
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| 47 | destinationTabIndex = tabIndex;
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| 48 | timer.Start();
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| 49 | }
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[5463] | 50 | }
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[7342] | 51 |
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| 52 | private void timer_Tick(object sender, System.EventArgs e) {
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| 53 | timer.Stop();
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| 54 | int tabIndex = GetTabIndex();
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| 55 |
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| 56 | if (tabIndex == destinationTabIndex && tabIndex != SelectedIndex && tabIndex != -1) {
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| 57 | SelectedIndex = tabIndex;
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| 58 | }
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| 59 | }
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[5463] | 60 | }
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| 61 | }
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