拖動無邊框窗體

frm_main.cs

1

using system;
2using system.collections.generic;
3using system.componentmodel;
4using system.data;
5using system.drawing;
6using system.linq;
7using system.text;
8using system.windows.forms;
9using system.runtime.interopservices;
1011
namespace dragnoframeform
12 19
20#region 本程式中用到的api函式
21 [dllimport("
user32.dll
")]22
public
static
extern
bool releasecapture();//
用來釋放被當前執行緒中某個視窗捕獲的游標
23 [dllimport("
user32.dll
")]24
public
static
extern
bool sendmessage(intptr hwdn,int wmsg,int mparam,int lparam);//
向指定的窗體傳送windows訊息
25#endregion
2627
#region 本程式中需要宣告的變數
28public
const
int wm_syscommand = 0x0112;//
該變數表示將向windows傳送的訊息型別
29public
const
int sc_move = 0xf010;//
該變數表示傳送訊息的附加訊息
30public
const
int htcaption = 0x0002;//
該變數表示傳送訊息的附加訊息
31#endregion
3233
private
退出本程式
36 }
3738
private
void frm_main_mousedown(object sender, mouseeventargs e)
39 
43 }
44 }

1

namespace dragnoframeform
2 20
base.dispose(disposing);
21 }
2223
#region windows 窗體設計器生成的**
2425
///26
///設計器支援所需的方法 - 不要
27///
使用**編輯器修改此方法的內容。
28///
29private
void initializecomponent()
30 );
41this.contextmenustrip1.name = "
contextmenustrip1
";42
this.contextmenustrip1.size = new system.drawing.size(101, 26);
43//
44//
exitcontext
45//
46this.exitcontext.name = "
exitcontext
";47
this.exitcontext.size = new system.drawing.size(100, 22);
48this.exitcontext.text = "
退出";
49this.exitcontext.click += new system.eventhandler(this.exitcontext_click);
50//
51//
frm_main
52//
53this.autoscaledimensions = new system.drawing.sizef(6f, 12f);
54this.autoscalemode = system.windows.forms.autoscalemode.font;
55this.backgroundimage = global::dragnoframeform.properties.resources._04;
56this.backgroundimagelayout = system.windows.forms.imagelayout.stretch;
57this.clientsize = new system.drawing.size(320, 228);
58this.contextmenustrip = this.contextmenustrip1;
59this.formborderstyle = system.windows.forms.formborderstyle.none;
60this.name = "
frm_main
";61
this.startposition = system.windows.forms.formstartposition.centerscreen;
62this.text = "
拖動無邊框窗體
";63
this.mousedown += new system.windows.forms.mouseeventhandler(this.frm_main_mousedown);
64this.contextmenustrip1.resumelayout(false);
65this.resumelayout(false);
6667 }
6869
#endregion
7071
private system.windows.forms.contextmenustrip contextmenustrip1;
72private system.windows.forms.toolstripmenuitem exitcontext;
73 }
74 }

出處：

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