-//\r
-// FlowLayoutPanel.cs\r
-//\r
-// Permission is hereby granted, free of charge, to any person obtaining\r
-// a copy of this software and associated documentation files (the\r
-// "Software"), to deal in the Software without restriction, including\r
-// without limitation the rights to use, copy, modify, merge, publish,\r
-// distribute, sublicense, and/or sell copies of the Software, and to\r
-// permit persons to whom the Software is furnished to do so, subject to\r
-// the following conditions:\r
-// \r
-// The above copyright notice and this permission notice shall be\r
-// included in all copies or substantial portions of the Software.\r
-// \r
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,\r
-// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF\r
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND\r
-// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE\r
-// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION\r
-// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION\r
-// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
-//\r
-// Copyright (c) 2006 Jonathan Pobst\r
-//\r
-// Authors:\r
-// Jonathan Pobst (monkey@jpobst.com)\r
-//\r
-\r
-#if NET_2_0\r
-using System.Windows.Forms.Layout;\r
-using System.ComponentModel;\r
-using System.Runtime.InteropServices;\r
-\r
-namespace System.Windows.Forms\r
-{\r
- [ComVisibleAttribute (true)]\r
- [ClassInterfaceAttribute (ClassInterfaceType.AutoDispatch)]\r
- [ProvideProperty ("FlowBreak", typeof (Control))]\r
- [DefaultEvent ("Paint")]\r
- public class FlowLayoutPanel : Panel, IExtenderProvider\r
- {\r
- private FlowLayoutSettings settings;\r
-\r
- public FlowLayoutPanel () : base ()\r
- {\r
- settings = new FlowLayoutSettings (this);\r
- layout_engine = settings.LayoutEngine;\r
- }\r
-\r
- #region Properties\r
- [Localizable (true)]\r
- [DefaultValue (FlowDirection.LeftToRight)]\r
- public FlowDirection FlowDirection {\r
- get { return settings.FlowDirection; }\r
- set { settings.FlowDirection = value; }\r
- }\r
-\r
- [LocalizableAttribute (true)]\r
- [DefaultValue (true)]\r
- public bool WrapContents {\r
- get { return settings.WrapContents; }\r
- set { settings.WrapContents = value; }\r
- }\r
-\r
- public override LayoutEngine LayoutEngine {\r
- get { return layout_engine; }\r
- }\r
-\r
- internal FlowLayoutSettings LayoutSettings {\r
- get { return this.settings; }\r
- }\r
- #endregion\r
-\r
- #region Public Methods\r
- [DefaultValue (false)]\r
- //[DisplayName ("FlowBreak")]\r
- public bool GetFlowBreak (Control control)\r
- {\r
- return settings.GetFlowBreak (control);\r
- }\r
-\r
- public void SetFlowBreak (Control control, bool value)\r
- {\r
- settings.SetFlowBreak (control, value);\r
- this.PerformLayout (control, "FlowBreak");\r
- } \r
- #endregion\r
- \r
- #region IExtenderProvider Members\r
- public bool CanExtend (object extendee)\r
- {\r
- if (extendee is Control)\r
- if ((extendee as Control).Parent == this)\r
- return true;\r
-\r
- return false;\r
- }\r
- #endregion\r
- }\r
-}\r
-#endif\r
+//
+// FlowLayoutPanel.cs
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+// Copyright (c) 2006 Jonathan Pobst
+//
+// Authors:
+// Jonathan Pobst (monkey@jpobst.com)
+//
+
+#if NET_2_0
+using System.Windows.Forms.Layout;
+using System.ComponentModel;
+using System.Runtime.InteropServices;
+using System.Drawing;
+
+namespace System.Windows.Forms
+{
+ [ComVisibleAttribute (true)]
+ [ClassInterfaceAttribute (ClassInterfaceType.AutoDispatch)]
+ [ProvideProperty ("FlowBreak", typeof (Control))]
+ [DefaultProperty ("FlowDirection")]
+ [Docking (DockingBehavior.Ask)]
+ [Designer ("System.Windows.Forms.Design.FlowLayoutPanelDesigner, " + Consts.AssemblySystem_Design, "System.ComponentModel.Design.IDesigner")]
+ public class FlowLayoutPanel : Panel, IExtenderProvider
+ {
+ private FlowLayoutSettings settings;
+
+ public FlowLayoutPanel () : base ()
+ {
+ }
+
+ #region Properties
+ [Localizable (true)]
+ [DefaultValue (FlowDirection.LeftToRight)]
+ public FlowDirection FlowDirection {
+ get { return LayoutSettings.FlowDirection; }
+ set { LayoutSettings.FlowDirection = value; }
+ }
+
+ [LocalizableAttribute (true)]
+ [DefaultValue (true)]
+ public bool WrapContents {
+ get { return LayoutSettings.WrapContents; }
+ set { LayoutSettings.WrapContents = value; }
+ }
+
+ public override LayoutEngine LayoutEngine {
+ get { return this.LayoutSettings.LayoutEngine; }
+ }
+
+ internal FlowLayoutSettings LayoutSettings {
+ get {
+ if (this.settings == null)
+ this.settings = new FlowLayoutSettings ();
+
+ return this.settings;
+ }
+ }
+ #endregion
+
+ #region Public Methods
+ [DefaultValue (false)]
+ [DisplayName ("FlowBreak")]
+ public bool GetFlowBreak (Control control)
+ {
+ return LayoutSettings.GetFlowBreak (control);
+ }
+
+ [DisplayName ("FlowBreak")]
+ public void SetFlowBreak (Control control, bool value)
+ {
+ LayoutSettings.SetFlowBreak (control, value);
+ this.PerformLayout (control, "FlowBreak");
+ }
+ #endregion
+
+ #region IExtenderProvider Members
+ bool IExtenderProvider.CanExtend (object extendee)
+ {
+ if (extendee is Control)
+ if ((extendee as Control).Parent == this)
+ return true;
+
+ return false;
+ }
+ #endregion
+
+ #region Internal Methods
+ internal override Size GetPreferredSizeCore (Size proposedSize)
+ {
+ int width = 0;
+ int height = 0;
+ bool horizontal = FlowDirection == FlowDirection.LeftToRight || FlowDirection == FlowDirection.RightToLeft;
+ if (!WrapContents || (horizontal && proposedSize.Width == 0) || (!horizontal && proposedSize.Height == 0)) {
+ foreach (Control control in Controls) {
+ Size control_preferred_size = control.PreferredSize;
+ Padding control_margin = control.Margin;
+ if (horizontal) {
+ width += control_preferred_size.Width + control_margin.Horizontal;
+ height = Math.Max (height, control_preferred_size.Height + control_margin.Vertical);
+ } else {
+ height += control_preferred_size.Height + control_margin.Vertical;
+ width = Math.Max (width, control_preferred_size.Width + control_margin.Horizontal);
+ }
+ }
+ } else {
+ int size_in_flow_direction = 0;
+ int size_in_other_direction = 0;
+ int increase;
+ foreach (Control control in Controls) {
+ Size control_preferred_size = control.PreferredSize;
+ Padding control_margin = control.Margin;
+ if (horizontal) {
+ increase = control_preferred_size.Width + control_margin.Horizontal;
+ if (size_in_flow_direction != 0 && size_in_flow_direction + increase >= proposedSize.Width) {
+ width = Math.Max (width, size_in_flow_direction);
+ size_in_flow_direction = 0;
+ height += size_in_other_direction;
+ size_in_other_direction = 0;
+ }
+ size_in_flow_direction += increase;
+ size_in_other_direction = Math.Max (size_in_other_direction, control_preferred_size.Height + control_margin.Vertical);
+ } else {
+ increase = control_preferred_size.Height + control_margin.Vertical;
+ if (size_in_flow_direction != 0 && size_in_flow_direction + increase >= proposedSize.Height) {
+ height = Math.Max (height, size_in_flow_direction);
+ size_in_flow_direction = 0;
+ width += size_in_other_direction;
+ size_in_other_direction = 0;
+ }
+ size_in_flow_direction += increase;
+ size_in_other_direction = Math.Max (size_in_other_direction, control_preferred_size.Width + control_margin.Horizontal);
+ }
+ }
+ if (horizontal) {
+ width = Math.Max (width, size_in_flow_direction);
+ height += size_in_other_direction;
+ } else {
+ height = Math.Max (height, size_in_flow_direction);
+ width += size_in_other_direction;
+ }
+ }
+ return new Size (width, height);
+ }
+ #endregion
+ }
+}
+#endif