[2] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[2790] | 3 | * Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[2] | 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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[3416] | 23 | using System.Linq;
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[2] | 24 | using System.Windows.Forms;
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[3416] | 25 | using System.Reflection;
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| 26 | using System.ComponentModel;
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[2] | 27 |
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[2426] | 28 | namespace HeuristicLab.MainForm.WindowsForms {
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[2696] | 29 | public partial class View : UserControl, IView {
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[2509] | 30 | private bool initialized;
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[2696] | 31 | public View() {
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[2233] | 32 | InitializeComponent();
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[2509] | 33 | this.initialized = false;
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[2711] | 34 | this.isShown = false;
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[2543] | 35 | this.closeReason = CloseReason.None;
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[3350] | 36 | this.readOnly = false;
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[2] | 37 | }
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[2456] | 38 |
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[3350] | 39 | public View(bool readOnly)
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| 40 | : this() {
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| 41 | this.readOnly = readOnly;
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| 42 | }
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| 43 |
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| 44 | private string caption;
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[2] | 45 | public string Caption {
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[3350] | 46 | get { return caption; }
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[2] | 47 | set {
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[2548] | 48 | if (InvokeRequired) {
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| 49 | Action<string> action = delegate(string s) { this.Caption = s; };
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| 50 | Invoke(action, value);
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| 51 | } else {
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[3350] | 52 | if (value != caption) {
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| 53 | caption = value;
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[2548] | 54 | OnCaptionChanged();
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| 55 | }
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[2] | 56 | }
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| 57 | }
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| 58 | }
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| 59 |
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[3350] | 60 | private bool readOnly;
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| 61 | public virtual bool ReadOnly {
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| 62 | get { return this.readOnly; }
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[3398] | 63 | set {
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[3350] | 64 | if (InvokeRequired) {
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| 65 | Action<bool> action = delegate(bool b) { this.ReadOnly = b; };
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| 66 | Invoke(action, value);
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| 67 | } else {
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| 68 | if (value != readOnly) {
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| 69 | readOnly = value;
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[3416] | 70 | PropertyInfo prop = typeof(IView).GetProperty("ReadOnly");
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| 71 | PropagateStateChanges(this, typeof(IView), prop);
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[3350] | 72 | OnReadOnlyChanged();
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| 73 | }
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| 74 | }
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| 75 | }
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| 76 | }
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| 77 |
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[2711] | 78 | private bool isShown;
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| 79 | public bool IsShown {
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| 80 | get { return this.isShown; }
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[2723] | 81 | private set { this.isShown = value; }
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[2711] | 82 | }
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| 83 |
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[2704] | 84 | public new void Show() {
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[2696] | 85 | MainForm mainform = MainFormManager.GetMainForm<MainForm>();
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| 86 | bool firstTimeShown = mainform.GetForm(this) == null;
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| 87 |
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[2723] | 88 | this.IsShown = true;
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[3403] | 89 | mainform.ShowView(this);
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[2696] | 90 | if (firstTimeShown) {
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| 91 | Form form = mainform.GetForm(this);
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| 92 | form.FormClosed += new FormClosedEventHandler(OnClosedHelper);
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| 93 | form.FormClosing += new FormClosingEventHandler(OnClosingHelper);
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| 94 | }
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[2723] | 95 | this.OnShown(new ViewShownEventArgs(this, firstTimeShown));
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[2696] | 96 | }
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| 97 |
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| 98 | public void Close() {
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| 99 | MainForm mainform = MainFormManager.GetMainForm<MainForm>();
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| 100 | Form form = mainform.GetForm(this);
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[2723] | 101 | if (form != null) {
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| 102 | this.IsShown = false;
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[2696] | 103 | mainform.CloseView(this);
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[2723] | 104 | }
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[2696] | 105 | }
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| 106 |
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| 107 | public void Close(CloseReason closeReason) {
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| 108 | MainForm mainform = MainFormManager.GetMainForm<MainForm>();
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| 109 | Form form = mainform.GetForm(this);
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[2723] | 110 | if (form != null) {
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| 111 | this.IsShown = false;
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| 112 | mainform.CloseView(this, closeReason);
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| 113 | }
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[2696] | 114 | }
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| 115 |
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[2704] | 116 | public new void Hide() {
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[2723] | 117 | this.IsShown = false;
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[2696] | 118 | MainFormManager.GetMainForm<MainForm>().HideView(this);
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[2793] | 119 | this.OnHidden(EventArgs.Empty);
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[2696] | 120 | }
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| 121 |
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[2] | 122 | public event EventHandler CaptionChanged;
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| 123 | protected virtual void OnCaptionChanged() {
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[3350] | 124 | if (InvokeRequired)
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| 125 | Invoke((MethodInvoker)OnCaptionChanged);
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| 126 | else {
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| 127 | EventHandler handler = CaptionChanged;
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| 128 | if (handler != null)
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| 129 | handler(this, EventArgs.Empty);
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| 130 | }
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[2] | 131 | }
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[3350] | 132 | public event EventHandler ReadOnlyChanged;
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| 133 | protected virtual void OnReadOnlyChanged() {
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| 134 | if (InvokeRequired)
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| 135 | Invoke((MethodInvoker)OnReadOnlyChanged);
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| 136 | else {
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| 137 | EventHandler handler = ReadOnlyChanged;
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| 138 | if (handler != null)
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| 139 | handler(this, EventArgs.Empty);
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| 140 | }
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| 141 | }
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[3416] | 142 | protected void PropagateStateChanges(Control control, Type type, PropertyInfo propertyInfo) {
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| 143 | if (!type.GetProperties().Contains(propertyInfo))
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| 144 | throw new ArgumentException("The specified type " + type + "implement the property " + propertyInfo.Name + ".");
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| 145 | if (!type.IsAssignableFrom(this.GetType()))
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| 146 | throw new ArgumentException("The specified type " + type + "must be the same or a base class / interface of this object.");
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| 147 | if (!propertyInfo.CanWrite)
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| 148 | throw new ArgumentException("The specified property " + propertyInfo.Name + " must have a setter.");
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| 149 |
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| 150 | foreach (Control c in control.Controls) {
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| 151 | Type controlType = c.GetType();
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| 152 | PropertyInfo controlPropertyInfo = controlType.GetProperty(propertyInfo.Name, propertyInfo.PropertyType);
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| 153 | if (type.IsAssignableFrom(controlType) && controlPropertyInfo!= null) {
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| 154 | var thisValue = propertyInfo.GetValue(this, null);
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| 155 | controlPropertyInfo.SetValue(c, thisValue, null);
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| 156 | } else
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| 157 | PropagateStateChanges(c, type, propertyInfo);
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| 158 | }
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| 159 | }
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[2426] | 160 | public event EventHandler Changed;
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| 161 | protected virtual void OnChanged() {
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[2548] | 162 | if (InvokeRequired)
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| 163 | Invoke((MethodInvoker)OnChanged);
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[3350] | 164 | else {
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| 165 | EventHandler handler = Changed;
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| 166 | if (handler != null)
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| 167 | handler(this, EventArgs.Empty);
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| 168 | }
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[2254] | 169 | }
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| 170 |
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[3403] | 171 | internal protected virtual void OnShown(ViewShownEventArgs e) {
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[2] | 172 | }
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[2266] | 173 |
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[3403] | 174 | internal protected virtual void OnHidden(EventArgs e) {
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[2696] | 175 | }
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| 176 |
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[2962] | 177 | private CloseReason closeReason;
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| 178 | internal CloseReason CloseReason {
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| 179 | get { return this.closeReason; }
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| 180 | set { this.closeReason = value; }
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| 181 | }
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| 182 |
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[3301] | 183 | internal void OnClosingHelper(object sender, FormClosingEventArgs e) {
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| 184 | FormClosingEventArgs eventArgs = new FormClosingEventArgs(this.closeReason, e.Cancel);
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[2543] | 185 | if (this.closeReason != CloseReason.None)
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[3301] | 186 | this.OnClosing(eventArgs);
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[2543] | 187 | else
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[2696] | 188 | this.OnClosing(e);
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[2548] | 189 |
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[3301] | 190 | if (eventArgs.Cancel != e.Cancel)
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| 191 | e.Cancel = eventArgs.Cancel;
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[2543] | 192 | this.closeReason = CloseReason.None;
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[2532] | 193 | }
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| 194 |
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[3403] | 195 | internal protected virtual void OnClosing(FormClosingEventArgs e) {
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[2543] | 196 | }
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| 197 |
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[3301] | 198 | internal void OnClosedHelper(object sender, FormClosedEventArgs e) {
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[2696] | 199 | if (this.closeReason != CloseReason.None)
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| 200 | this.OnClosed(new FormClosedEventArgs(this.closeReason));
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| 201 | else
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| 202 | this.OnClosed(e);
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| 203 |
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| 204 | Form form = (Form)sender;
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| 205 | form.FormClosed -= new FormClosedEventHandler(OnClosedHelper);
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| 206 | form.FormClosing -= new FormClosingEventHandler(OnClosingHelper);
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| 207 | this.closeReason = CloseReason.None;
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[2266] | 208 | }
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[2509] | 209 |
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[3403] | 210 | internal protected virtual void OnClosed(FormClosedEventArgs e) {
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[2696] | 211 | }
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[2509] | 212 |
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[2813] | 213 | private void View_Load(object sender, EventArgs e) {
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[2509] | 214 | if (!this.initialized && !this.DesignMode) {
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[2696] | 215 | this.OnInitialized(e);
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[2509] | 216 | this.initialized = true;
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| 217 | }
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| 218 | }
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[2696] | 219 |
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| 220 | protected virtual void OnInitialized(EventArgs e) {
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| 221 | }
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[3177] | 222 |
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| 223 | public new bool Enabled {
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| 224 | get { return base.Enabled; }
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| 225 | set {
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| 226 | SuspendRepaint();
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| 227 | base.Enabled = value;
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| 228 | ResumeRepaint(true);
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| 229 | }
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| 230 | }
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| 231 |
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| 232 | public void SuspendRepaint() {
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[3398] | 233 | if (InvokeRequired)
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| 234 | Invoke((MethodInvoker)SuspendRepaint);
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| 235 | else
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| 236 | ((Control)this).SuspendRepaint();
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[3177] | 237 | }
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| 238 | public void ResumeRepaint(bool refresh) {
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[3398] | 239 | if (InvokeRequired)
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[3403] | 240 | Invoke((Action<bool>)ResumeRepaint, refresh);
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[3398] | 241 | else
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[3403] | 242 | ((Control)this).ResumeRepaint(refresh);
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[3177] | 243 | }
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[2] | 244 | }
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| 245 | }
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