1 // Permission is hereby granted, free of charge, to any person obtaining
2 // a copy of this software and associated documentation files (the
3 // "Software"), to deal in the Software without restriction, including
4 // without limitation the rights to use, copy, modify, merge, publish,
5 // distribute, sublicense, and/or sell copies of the Software, and to
6 // permit persons to whom the Software is furnished to do so, subject to
7 // the following conditions:
9 // The above copyright notice and this permission notice shall be
10 // included in all copies or substantial portions of the Software.
12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
18 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
20 // Copyright (c) 2005 Novell, Inc.
23 // Jackson Harper (jackson@ximian.com)
28 namespace System
.Windows
.Forms
{
30 internal class SizeGrip
: Control
{
31 #region Local Variables
33 private Point capture_point
;
36 private bool show_grip
;
37 private bool hide_pending
;
38 #endregion // Local Variables
43 this.Cursor
= Cursors
.SizeNWSE
;
48 #endregion // Constructors
51 public bool ShowGrip
{
61 #endregion // Properties
64 protected override void OnPaint (PaintEventArgs pe
) {
65 if (redraw
&& show_grip
) {
66 pe
.Graphics
.FillRectangle (new SolidBrush (ThemeEngine
.Current
.ColorControl
), ClientRectangle
);
67 ControlPaint
.DrawSizeGrip (pe
.Graphics
, BackColor
, ClientRectangle
);
72 protected override void OnSizeChanged (EventArgs e
) {
73 base.OnSizeChanged (e
);
77 protected override void OnVisibleChanged (EventArgs e
) {
78 base.OnVisibleChanged (e
);
82 protected override void OnMouseDown(MouseEventArgs e
) {
85 capture_point
= Control
.MousePosition
;
87 window_w
= parent
.Width
;
88 window_h
= parent
.Height
;
91 protected override void OnMouseMove(MouseEventArgs e
) {
97 current_point
= Control
.MousePosition
;
99 delta_x
= current_point
.X
- capture_point
.X
;
100 delta_y
= current_point
.Y
- capture_point
.Y
;
102 this.parent
.Size
= new Size(window_w
+ delta_x
, window_h
+ delta_y
);
107 protected override void OnMouseUp(MouseEventArgs e
) {
112 hide_pending
= false;
118 protected override void SetVisibleCore(bool value) {
120 if (value == false) {
123 hide_pending
= false;
127 base.SetVisibleCore (value);
130 #endregion // Methods