[3437] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[5445] | 3 | * Copyright (C) 2002-2011 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[3437] | 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;
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| 23 | using System.Collections.Generic;
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| 24 | using System.Linq;
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[6935] | 25 | using System.Reflection;
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[3437] | 26 | using System.Windows.Forms;
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[4068] | 27 | using HeuristicLab.Common;
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[3437] | 28 | using HeuristicLab.PluginInfrastructure;
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| 29 | using WeifenLuo.WinFormsUI.Docking;
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| 30 |
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| 31 | namespace HeuristicLab.MainForm.WindowsForms {
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| 32 | public partial class MainForm : Form, IMainForm {
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| 33 | private bool initialized;
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[6827] | 34 | private int appStartingCursors;
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| 35 | private int waitingCursors;
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[6935] | 36 | private string title;
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[3437] | 37 |
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| 38 | protected MainForm()
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| 39 | : base() {
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| 40 | InitializeComponent();
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| 41 | this.views = new Dictionary<IView, Form>();
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| 42 | this.userInterfaceItems = new List<IUserInterfaceItem>();
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| 43 | this.initialized = false;
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[3557] | 44 | this.showContentInViewHost = false;
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[6827] | 45 | appStartingCursors = 0;
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| 46 | waitingCursors = 0;
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[3437] | 47 | }
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| 48 |
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| 49 | protected MainForm(Type userInterfaceItemType)
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| 50 | : this() {
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| 51 | this.userInterfaceItemType = userInterfaceItemType;
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| 52 | }
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| 53 |
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| 54 | #region properties
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[3557] | 55 | private bool showContentInViewHost;
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| 56 | public bool ShowContentInViewHost {
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| 57 | get { return this.showContentInViewHost; }
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| 58 | set { this.showContentInViewHost = value; }
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[3437] | 59 | }
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| 60 |
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| 61 | public string Title {
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| 62 | get { return this.Text; }
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| 63 | set {
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| 64 | if (InvokeRequired) {
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| 65 | Action<string> action = delegate(string s) { this.Title = s; };
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| 66 | Invoke(action, value);
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| 67 | } else
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| 68 | this.Text = value;
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| 69 | }
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| 70 | }
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| 71 |
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| 72 | public override Cursor Cursor {
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| 73 | get { return base.Cursor; }
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| 74 | set {
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| 75 | if (InvokeRequired) {
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| 76 | Action<Cursor> action = delegate(Cursor c) { this.Cursor = c; };
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| 77 | Invoke(action, value);
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| 78 | } else
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| 79 | base.Cursor = value;
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| 80 | }
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| 81 | }
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| 82 |
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| 83 | private Type userInterfaceItemType;
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| 84 | public Type UserInterfaceItemType {
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| 85 | get { return this.userInterfaceItemType; }
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| 86 | }
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| 87 |
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| 88 | private Dictionary<IView, Form> views;
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| 89 | public IEnumerable<IView> Views {
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| 90 | get { return views.Keys; }
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| 91 | }
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| 92 |
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| 93 | private IView activeView;
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| 94 | public IView ActiveView {
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| 95 | get { return this.activeView; }
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| 96 | protected set {
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| 97 | if (this.activeView != value) {
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| 98 | if (InvokeRequired) {
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| 99 | Action<IView> action = delegate(IView activeView) { this.ActiveView = activeView; };
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| 100 | Invoke(action, value);
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| 101 | } else {
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| 102 | this.activeView = value;
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| 103 | OnActiveViewChanged();
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| 104 | }
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| 105 | }
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| 106 | }
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| 107 | }
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| 108 |
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| 109 | private List<IUserInterfaceItem> userInterfaceItems;
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| 110 | protected IEnumerable<IUserInterfaceItem> UserInterfaceItems {
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| 111 | get { return this.userInterfaceItems; }
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| 112 | }
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| 113 | #endregion
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| 114 |
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| 115 | #region events
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| 116 | public event EventHandler ActiveViewChanged;
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| 117 | protected virtual void OnActiveViewChanged() {
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| 118 | if (InvokeRequired)
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| 119 | Invoke((MethodInvoker)OnActiveViewChanged);
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[4234] | 120 | else {
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| 121 | EventHandler handler = ActiveViewChanged;
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| 122 | if (handler != null)
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| 123 | handler(this, EventArgs.Empty);
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| 124 | }
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[3437] | 125 | }
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| 126 |
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| 127 | public event EventHandler<ViewEventArgs> ViewClosed;
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| 128 | protected virtual void OnViewClosed(IView view) {
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| 129 | if (InvokeRequired) Invoke((Action<IView>)OnViewClosed, view);
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| 130 | else {
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| 131 | EventHandler<ViewEventArgs> handler = ViewClosed;
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| 132 | if (handler != null)
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| 133 | handler(this, new ViewEventArgs(view));
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| 134 | }
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| 135 | }
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| 136 |
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| 137 | public event EventHandler<ViewShownEventArgs> ViewShown;
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| 138 | protected virtual void OnViewShown(IView view, bool firstTimeShown) {
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| 139 | if (InvokeRequired) Invoke((Action<IView, bool>)OnViewShown, view, firstTimeShown);
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| 140 | else {
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| 141 | EventHandler<ViewShownEventArgs> handler = ViewShown;
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| 142 | if (handler != null)
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| 143 | handler(this, new ViewShownEventArgs(view, firstTimeShown));
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| 144 | }
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| 145 | }
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| 146 |
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| 147 | public event EventHandler<ViewEventArgs> ViewHidden;
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| 148 | protected virtual void OnViewHidden(IView view) {
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| 149 | if (InvokeRequired) Invoke((Action<IView>)OnViewHidden, view);
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| 150 | else {
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| 151 | EventHandler<ViewEventArgs> handler = ViewHidden;
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| 152 | if (handler != null)
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| 153 | handler(this, new ViewEventArgs(view));
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| 154 | }
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| 155 | }
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| 156 |
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| 157 | public event EventHandler Changed;
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[3488] | 158 | protected void OnChanged() {
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[3437] | 159 | if (InvokeRequired)
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[3488] | 160 | Invoke((MethodInvoker)OnChanged);
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[3437] | 161 | else {
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| 162 | EventHandler handler = Changed;
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| 163 | if (handler != null)
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| 164 | Changed(this, EventArgs.Empty);
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| 165 | }
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| 166 | }
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| 167 |
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| 168 | private void MainFormBase_Load(object sender, EventArgs e) {
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| 169 | if (!DesignMode) {
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| 170 | MainFormManager.RegisterMainForm(this);
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[3794] | 171 | this.CreateGUI();
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[3437] | 172 | if (!this.initialized) {
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| 173 | this.initialized = true;
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| 174 | this.OnInitialized(EventArgs.Empty);
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| 175 | }
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| 176 | }
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| 177 | }
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| 178 |
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| 179 | protected virtual void OnInitialized(EventArgs e) {
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[6935] | 180 | AssemblyFileVersionAttribute version = Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyFileVersionAttribute), true).
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| 181 | Cast<AssemblyFileVersionAttribute>().FirstOrDefault();
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| 182 | title = "HeuristicLab Optimizer";
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| 183 | if (version != null) title += " " + version.Version;
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| 184 | Title = title;
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[3437] | 185 | }
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| 186 |
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| 187 | private void FormActivated(object sender, EventArgs e) {
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| 188 | this.ActiveView = GetView((Form)sender);
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| 189 | }
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| 190 |
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| 191 | protected override void OnFormClosing(FormClosingEventArgs e) {
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| 192 | foreach (KeyValuePair<IView, Form> pair in this.views) {
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| 193 | DockForm dockForm = pair.Value as DockForm;
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| 194 | View view = pair.Key as View;
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| 195 | if (view != null && dockForm != null && dockForm.DockState != DockState.Document) {
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| 196 | view.CloseReason = CloseReason.ApplicationExitCall;
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| 197 | view.OnClosingHelper(dockForm, e);
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| 198 | }
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| 199 | }
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| 200 | base.OnFormClosing(e);
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| 201 | }
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| 202 |
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| 203 | protected override void OnFormClosed(FormClosedEventArgs e) {
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| 204 | foreach (KeyValuePair<IView, Form> pair in this.views.ToList()) {
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| 205 | DockForm dockForm = pair.Value as DockForm;
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| 206 | View view = pair.Key as View;
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| 207 | if (view != null && dockForm != null && dockForm.DockState != DockState.Document) {
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| 208 | view.CloseReason = CloseReason.ApplicationExitCall;
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| 209 | view.OnClosedHelper(dockForm, e);
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| 210 | dockForm.Close();
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| 211 | }
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| 212 | }
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| 213 | base.OnFormClosed(e);
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| 214 | }
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| 215 | #endregion
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| 216 |
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| 217 | #region create, get, show, hide, close views
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| 218 | protected virtual Form CreateForm(IView view) {
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| 219 | throw new NotImplementedException("CreateForm must be implemented in subclasses of MainForm.");
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| 220 | }
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| 221 |
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| 222 | internal Form GetForm(IView view) {
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[3557] | 223 | if (views.ContainsKey(view))
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| 224 | return views[view];
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[3437] | 225 | return null;
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| 226 | }
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| 227 | protected IView GetView(Form form) {
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| 228 | return views.Where(x => x.Value == form).Single().Key;
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| 229 | }
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[3557] | 230 |
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| 231 | public IContentView ShowContent(IContent content) {
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[5270] | 232 | if (content == null) throw new ArgumentNullException("Content cannot be null.");
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[3670] | 233 | Type viewType = MainFormManager.GetDefaultViewType(content.GetType());
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[5270] | 234 | if (viewType != null) return ShowContent(content, viewType);
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[3670] | 235 | return null;
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| 236 | }
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| 237 |
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[5270] | 238 | public IContentView ShowContent<T>(T content, bool reuseExistingView, IEqualityComparer<T> comparer = null) where T : class,IContent {
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| 239 | if (content == null) throw new ArgumentNullException("Content cannot be null.");
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| 240 | if (!reuseExistingView) return ShowContent(content);
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| 241 |
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| 242 | IContentView view = null;
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| 243 | if (comparer == null) view = Views.OfType<IContentView>().Where(v => (v.Content as T) == content).FirstOrDefault();
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| 244 | else view = Views.OfType<IContentView>().Where(v => comparer.Equals((v.Content as T), content)).FirstOrDefault();
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| 245 |
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| 246 | if (view == null) view = ShowContent(content);
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| 247 | else view.Show();
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| 248 |
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| 249 | return view;
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| 250 | }
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| 251 |
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[3796] | 252 | public IContentView ShowContent(IContent content, Type viewType) {
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[4234] | 253 | if (InvokeRequired) return (IContentView)Invoke((Func<IContent, Type, IContentView>)ShowContent, content, viewType);
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| 254 | else {
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[5270] | 255 | if (content == null) throw new ArgumentNullException("Content cannot be null.");
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| 256 | if (viewType == null) throw new ArgumentNullException("ViewType cannot be null.");
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[3670] | 257 |
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[5270] | 258 | IContentView view = null;
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| 259 | if (ShowContentInViewHost) {
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[4234] | 260 | ViewHost viewHost = new ViewHost();
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| 261 | viewHost.ViewType = viewType;
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| 262 | view = viewHost;
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[3557] | 263 |
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[5270] | 264 | } else view = MainFormManager.CreateView(viewType);
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| 265 |
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[4234] | 266 | view.Content = content;
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| 267 | view.Show();
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| 268 | return view;
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| 269 | }
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[3437] | 270 | }
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| 271 |
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| 272 | internal void ShowView(IView view) {
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| 273 | if (InvokeRequired) Invoke((Action<IView>)ShowView, view);
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| 274 | else {
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| 275 | Form form = GetForm(view);
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| 276 | bool firstTimeShown = form == null;
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[3557] | 277 | if (firstTimeShown) {
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[3437] | 278 | form = CreateForm(view);
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| 279 | form.Activated += new EventHandler(FormActivated);
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| 280 | form.FormClosed += new FormClosedEventHandler(ChildFormClosed);
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[3557] | 281 | view.Changed += new EventHandler(View_Changed);
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| 282 | views[view] = form;
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[3437] | 283 | }
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[3557] | 284 | this.ShowView(view, firstTimeShown);
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| 285 | this.OnViewShown(view, firstTimeShown);
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[3437] | 286 | }
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| 287 | }
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| 288 |
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[3488] | 289 | private void View_Changed(object sender, EventArgs e) {
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[3437] | 290 | IView view = (IView)sender;
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| 291 | if (view == this.ActiveView)
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| 292 | this.OnActiveViewChanged();
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[3488] | 293 | this.OnChanged();
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[3437] | 294 | }
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| 295 |
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| 296 | protected virtual void ShowView(IView view, bool firstTimeShown) {
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| 297 | }
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| 298 |
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| 299 | internal void HideView(IView view) {
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| 300 | if (InvokeRequired) Invoke((Action<IView>)HideView, view);
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| 301 | else {
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[3557] | 302 | this.Hide(view);
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| 303 | if (this.activeView == view)
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| 304 | this.ActiveView = null;
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| 305 | this.OnViewHidden(view);
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[3437] | 306 | }
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| 307 | }
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| 308 |
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| 309 | protected virtual void Hide(IView view) {
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| 310 | }
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| 311 |
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| 312 | private void ChildFormClosed(object sender, FormClosedEventArgs e) {
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| 313 | Form form = (Form)sender;
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| 314 | IView view = GetView(form);
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| 315 |
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[3488] | 316 | view.Changed -= new EventHandler(View_Changed);
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[3437] | 317 | form.Activated -= new EventHandler(FormActivated);
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| 318 | form.FormClosed -= new FormClosedEventHandler(ChildFormClosed);
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| 319 |
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| 320 | views.Remove(view);
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| 321 | this.OnViewClosed(view);
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| 322 | if (ActiveView == view)
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| 323 | ActiveView = null;
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| 324 | }
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| 325 |
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| 326 | internal void CloseView(IView view) {
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| 327 | if (InvokeRequired) Invoke((Action<IView>)CloseView, view);
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[3557] | 328 | else if (views.ContainsKey(view)) {
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| 329 | this.views[view].Close();
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| 330 | this.OnViewClosed(view);
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[3437] | 331 | }
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| 332 | }
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| 333 |
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| 334 | internal void CloseView(IView view, CloseReason closeReason) {
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| 335 | if (InvokeRequired) Invoke((Action<IView>)CloseView, view);
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[3557] | 336 | else if (views.ContainsKey(view)) {
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| 337 | ((View)view).CloseReason = closeReason;
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| 338 | this.CloseView(view);
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[3437] | 339 | }
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| 340 | }
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| 341 |
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| 342 | public void CloseAllViews() {
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| 343 | foreach (IView view in views.Keys.ToArray())
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| 344 | CloseView(view);
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| 345 | }
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| 346 |
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| 347 | public void CloseAllViews(CloseReason closeReason) {
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| 348 | foreach (IView view in views.Keys.ToArray())
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| 349 | CloseView(view, closeReason);
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| 350 | }
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| 351 | #endregion
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| 352 |
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| 353 | #region create menu and toolbar
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| 354 | private void CreateGUI() {
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| 355 | IEnumerable<object> allUserInterfaceItems = ApplicationManager.Manager.GetInstances(userInterfaceItemType);
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| 356 |
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| 357 | IEnumerable<IPositionableUserInterfaceItem> toolStripMenuItems =
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| 358 | from mi in allUserInterfaceItems
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| 359 | where (mi is IPositionableUserInterfaceItem) &&
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| 360 | (mi is IMenuItem || mi is IMenuSeparatorItem)
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| 361 | orderby ((IPositionableUserInterfaceItem)mi).Position
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| 362 | select (IPositionableUserInterfaceItem)mi;
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| 363 |
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| 364 | foreach (IPositionableUserInterfaceItem menuItem in toolStripMenuItems) {
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| 365 | if (menuItem is IMenuItem)
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| 366 | AddToolStripMenuItem((IMenuItem)menuItem);
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| 367 | else if (menuItem is IMenuSeparatorItem)
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| 368 | AddToolStripMenuItem((IMenuSeparatorItem)menuItem);
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| 369 | }
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| 370 |
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| 371 | IEnumerable<IPositionableUserInterfaceItem> toolStripButtonItems =
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| 372 | from bi in allUserInterfaceItems
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| 373 | where (bi is IPositionableUserInterfaceItem) &&
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| 374 | (bi is IToolBarItem || bi is IToolBarSeparatorItem)
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| 375 | orderby ((IPositionableUserInterfaceItem)bi).Position
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| 376 | select (IPositionableUserInterfaceItem)bi;
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| 377 |
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| 378 | foreach (IPositionableUserInterfaceItem toolStripButtonItem in toolStripButtonItems) {
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| 379 | if (toolStripButtonItem is IToolBarItem)
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| 380 | AddToolStripButtonItem((IToolBarItem)toolStripButtonItem);
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| 381 | else if (toolStripButtonItem is IToolBarSeparatorItem)
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| 382 | AddToolStripButtonItem((IToolBarSeparatorItem)toolStripButtonItem);
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| 383 | }
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| 384 |
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| 385 | this.AdditionalCreationOfGuiElements();
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| 386 | }
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| 387 |
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| 388 | protected virtual void AdditionalCreationOfGuiElements() {
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| 389 | }
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| 390 |
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| 391 | private void AddToolStripMenuItem(IMenuItem menuItem) {
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| 392 | ToolStripMenuItem item = new ToolStripMenuItem();
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| 393 | this.SetToolStripItemProperties(item, menuItem);
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| 394 | if (menuItem is MenuItem) {
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| 395 | MenuItem menuItemBase = (MenuItem)menuItem;
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| 396 | menuItemBase.ToolStripItem = item;
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| 397 | item.ShortcutKeys = menuItemBase.ShortCutKeys;
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| 398 | item.DisplayStyle = menuItemBase.ToolStripItemDisplayStyle;
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| 399 | }
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| 400 | this.InsertItem(menuItem.Structure, typeof(ToolStripMenuItem), item, menuStrip.Items);
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| 401 | }
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| 402 |
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| 403 | private void AddToolStripMenuItem(IMenuSeparatorItem menuItem) {
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| 404 | this.InsertItem(menuItem.Structure, typeof(ToolStripMenuItem), new ToolStripSeparator(), menuStrip.Items);
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| 405 | }
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| 406 |
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| 407 | private void AddToolStripButtonItem(IToolBarItem buttonItem) {
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| 408 | ToolStripItem item = new ToolStripButton();
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| 409 | if (buttonItem is ToolBarItem) {
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| 410 | ToolBarItem buttonItemBase = (ToolBarItem)buttonItem;
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| 411 | if (buttonItemBase.IsDropDownButton)
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| 412 | item = new ToolStripDropDownButton();
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| 413 |
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| 414 | item.DisplayStyle = buttonItemBase.ToolStripItemDisplayStyle;
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| 415 | buttonItemBase.ToolStripItem = item;
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| 416 | }
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| 417 |
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| 418 | this.SetToolStripItemProperties(item, buttonItem);
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| 419 | this.InsertItem(buttonItem.Structure, typeof(ToolStripDropDownButton), item, toolStrip.Items);
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| 420 | }
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| 421 |
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| 422 | private void AddToolStripButtonItem(IToolBarSeparatorItem buttonItem) {
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| 423 | this.InsertItem(buttonItem.Structure, typeof(ToolStripDropDownButton), new ToolStripSeparator(), toolStrip.Items);
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| 424 | }
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| 425 |
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| 426 | private void InsertItem(IEnumerable<string> structure, Type t, ToolStripItem item, ToolStripItemCollection parentItems) {
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| 427 | ToolStripDropDownItem parent = null;
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| 428 | foreach (string s in structure) {
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| 429 | if (parentItems.ContainsKey(s))
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| 430 | parent = (ToolStripDropDownItem)parentItems[s];
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| 431 | else {
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| 432 | parent = (ToolStripDropDownItem)Activator.CreateInstance(t, s, null, null, s); ;
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| 433 | parentItems.Add(parent);
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| 434 | }
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| 435 | parentItems = parent.DropDownItems;
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| 436 | }
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| 437 | parentItems.Add(item);
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| 438 | }
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| 439 |
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| 440 | private void SetToolStripItemProperties(ToolStripItem toolStripItem, IActionUserInterfaceItem userInterfaceItem) {
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| 441 | toolStripItem.Name = userInterfaceItem.Name;
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| 442 | toolStripItem.Text = userInterfaceItem.Name;
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| 443 | toolStripItem.ToolTipText = userInterfaceItem.ToolTipText;
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| 444 | toolStripItem.Tag = userInterfaceItem;
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| 445 | toolStripItem.Image = userInterfaceItem.Image;
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| 446 | toolStripItem.Click += new EventHandler(ToolStripItemClicked);
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| 447 | this.userInterfaceItems.Add(userInterfaceItem);
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| 448 | }
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| 449 |
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| 450 | private void ToolStripItemClicked(object sender, EventArgs e) {
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| 451 | System.Windows.Forms.ToolStripItem item = (System.Windows.Forms.ToolStripItem)sender;
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[5237] | 452 | try {
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| 453 | ((IActionUserInterfaceItem)item.Tag).Execute();
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| 454 | }
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| 455 | catch (Exception ex) {
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| 456 | ErrorHandling.ShowErrorDialog((Control)MainFormManager.MainForm, ex);
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| 457 | }
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[3437] | 458 | }
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| 459 | #endregion
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[6827] | 460 |
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| 461 | #region Cursor Handling
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| 462 | public void SetAppStartingCursor() {
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| 463 | if (InvokeRequired)
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| 464 | Invoke(new Action(SetAppStartingCursor));
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| 465 | else {
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| 466 | appStartingCursors++;
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| 467 | SetCursor();
|
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| 468 | }
|
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| 469 | }
|
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| 470 | public void ResetAppStartingCursor() {
|
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| 471 | if (InvokeRequired)
|
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| 472 | Invoke(new Action(ResetAppStartingCursor));
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| 473 | else {
|
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| 474 | appStartingCursors--;
|
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| 475 | SetCursor();
|
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| 476 | }
|
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| 477 | }
|
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| 478 | public void SetWaitCursor() {
|
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| 479 | if (InvokeRequired)
|
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| 480 | Invoke(new Action(SetWaitCursor));
|
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| 481 | else {
|
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| 482 | waitingCursors++;
|
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| 483 | SetCursor();
|
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| 484 | }
|
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| 485 | }
|
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| 486 | public void ResetWaitCursor() {
|
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| 487 | if (InvokeRequired)
|
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| 488 | Invoke(new Action(ResetWaitCursor));
|
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| 489 | else {
|
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| 490 | waitingCursors--;
|
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| 491 | SetCursor();
|
---|
| 492 | }
|
---|
| 493 | }
|
---|
| 494 | private void SetCursor() {
|
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| 495 | if (waitingCursors > 0) Cursor = Cursors.WaitCursor;
|
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| 496 | else if (appStartingCursors > 0) Cursor = Cursors.AppStarting;
|
---|
| 497 | else Cursor = Cursors.Default;
|
---|
| 498 | }
|
---|
| 499 | #endregion
|
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[6935] | 500 |
|
---|
| 501 | public virtual void UpdateTitle() {
|
---|
| 502 | if (InvokeRequired)
|
---|
| 503 | Invoke(new Action(UpdateTitle));
|
---|
| 504 | else {
|
---|
| 505 | IContentView activeView = ActiveView as IContentView;
|
---|
| 506 | if ((activeView != null) && (activeView.Content != null) && (activeView.Content is IStorableContent)) {
|
---|
| 507 | IStorableContent content = (IStorableContent)activeView.Content;
|
---|
| 508 | Title = title + " [" + (string.IsNullOrEmpty(content.Filename) ? "Unsaved" : content.Filename) + "]";
|
---|
| 509 | } else {
|
---|
| 510 | Title = title;
|
---|
| 511 | }
|
---|
| 512 | }
|
---|
| 513 | }
|
---|
[3437] | 514 | }
|
---|
| 515 | }
|
---|