初学C#,写个类试试效果(枚举窗口,取标题,取类名等等)

ltais

1. using System;
   
2. using System.Collections.Generic;
   
3. using System.Linq;
   
4. using System.Text;
   
5. using System.Runtime.InteropServices;
   
6. 
   
7. namespace WindowsFormsApplication10
   
8. {
   
9. public class 类_窗口
   
10. {
    
11. [DllImport("user32.dll")]
    
12. 
    
13. private static extern int EnumWindows(CallBack x, int y); //枚举窗口
    
14. 
    
15. public delegate bool CallBack(int hwnd, int y); //委托
    
16. 
    
17. [DllImport("user32")]
    
18. 
    
19. private static extern int EnumChildWindows(int hwnd,CallBack x,int y); //枚举子窗口
    
20. 
    
21. [DllImport("user32")]
    
22. 
    
23. private static extern int GetClassName(IntPtr hWnd, StringBuilder lpClassName, int nMaxCount); //取类名
    
24. 
    
25. [DllImport("user32")]
    
26. 
    
27. private static extern int GetWindowText(int hwnd, StringBuilder lptrString, int nMaxCount);//取标题
    
28. 
    
29. [DllImport("user32")]
    
30. 
    
31. private static extern int GetParent(int hwnd);//取父窗口
    
32. 
    
33. [DllImport("user32")]
    
34. 
    
35. private static extern int IsWindowVisible(int hwnd);//窗口是否可见
    
36. 
    
37. [DllImport("user32")]
    
38. 
    
39. private static extern void PostMessage(int hwnd, int a, int b, int c);
    
40. 
    
41. List<int> 句柄数组 = new List<int>();
    
42. 
    
43. bool 过滤窗口;
    
44. 
    
45. public int[] 枚举父窗口(bool 过滤)
    
46. 
    
47. {
    
48. 过滤窗口 = 过滤;
    
49. 
    
50. 句柄数组.Clear();
    
51. 
    
52. EnumWindows(Report,0);
    
53. 
    
54. int[] i = 句柄数组.ToArray<int>();
    
55. 
    
56. return i;
    
57. 
    
58. }
    
59. 
    
60. private bool Report(int hwnd, int lParam)
    
61. {
    
62. 
    
63. int pHwnd = GetParent(hwnd);
    
64. 
    
65. if (hwnd > 0 & pHwnd== 0 )
    
66. 
    
67. {
    
68. if (过滤窗口)
    
69. {
    
70. if (是否可见(hwnd))
    
71. {
    
72. 句柄数组.Add(hwnd);
    
73. }
    
74. }
    
75. 
    
76. else
    
77. 
    
78. {
    
79. 句柄数组.Add(hwnd);
    
80. }
    
81. 
    
82. }
    
83. 
    
84. return true;
    
85. }
    
86. public string 取类名(int hwnd)
    
87. 
    
88. {
    
89. IntPtr a = new IntPtr(hwnd);
    
90. 
    
91. StringBuilder 类名 = new StringBuilder(256);
    
92. 
    
93. GetClassName(a, 类名, 256);
    
94. 
    
95. return Convert .ToString ( 类名);
    
96. 
    
97. }
    
98. 
    
99. public string 取标题(int hwnd)
    
100. {
     
101. StringBuilder a = new StringBuilder(512);
     
102. 
     
103. GetWindowText(hwnd, a, a.Capacity);
     
104. 
     
105. return Convert .ToString ( a);
     
106. }
     
107. 
     
108. public void 销毁(int hwnd)
     
109. 
     
110. {
     
111. PostMessage(hwnd, 16, 0, 0);
     
112. }
     
113. public bool 是否可见(int hwnd)
     
114. 
     
115. {
     
116. if (IsWindowVisible(hwnd)==0)
     
117. {
     
118. return false;
     
119. }
     
120. else
     
121. 
     
122. {
     
123. return true;
     
124. }
     
125. 
     
126. }
     
127. 
     
128. public int[] 枚举子窗口(int hwnd)
     
129. 
     
130. {
     
131. 句柄数组.Clear();
     
132. 
     
133. EnumChildWindows(hwnd,Report1,0);
     
134. 
     
135. int[] i = 句柄数组.ToArray<int>();
     
136. 
     
137. return i;
     
138. 
     
139. }
     
140. 
     
141. private bool Report1(int hwnd, int lParam)
     
142. 
     
143. {
     
144. if (hwnd>0)
     
145. {
     
146. 句柄数组.Add(hwnd);
     
147. }
     
148. 
     
149. return true;
     
150. }
     
151. }
     
152. 
     
153. }

复制代码

dooril

我表示看不懂w

qq6227575

学习了，厉害。。

aniuge

谢谢分享，收到了

aniuge

谢谢分享，收到了

魔沦殇

学习了，谢谢分享

Sunnnny

完全搞不懂。。