unityGUI下拉菜单实现代码

王者再临

1. private var Ypos1 : float = 0.0;
   
2. 
   
3. private var Ypos2 : float = 0.0;
   
4. 
   
5. private var Ypos3 : float = 0.0;
   
6. 
   
7. private var Ypos4 : float = 0.0;
   
8. 
   
9. private var showDropdownButtons1 : boolean;
   
10. 
    
11. private var showDropButtonsUP1 : boolean;
    
12. 
    
13. var dropspeed : float = 400.0;// if you like change the speed
    
14. 
    
15. function Update(){
    
16. 
    
17. if(showDropdownButtons1 == true){
    
18. 
    
19. Ypos1 += Time.deltaTime * dropSpeed;
    
20. 
    
21. Ypos2 += Time.deltaTime * dropSpeed;
    
22. 
    
23. Ypos3 += Time.deltaTime * dropSpeed;
    
24. 
    
25. Ypos4 += Time.deltaTime * dropSpeed;
    
26. 
    
27. if(Ypos1 >= 30){
    
28. 
    
29. Ypos1 = 30;
    
30. 
    
31. }
    
32. 
    
33. if(Ypos2 >= 60){
    
34. 
    
35. Ypos2 = 60;
    
36. 
    
37. }
    
38. 
    
39. if(Ypos3 >= 90){
    
40. 
    
41. Ypos3 = 90;
    
42. 
    
43. }
    
44. 
    
45. if(Ypos4 >= 120){
    
46. 
    
47. Ypos4 = 120;
    
48. 
    
49. }
    
50. 
    
51. if(showDropButtonsUP1 == true){
    
52. 
    
53. Ypos1 -= Time.deltaTime * dropSpeed;
    
54. 
    
55. Ypos2 -= Time.deltaTime * dropSpeed;
    
56. 
    
57. Ypos3 -= Time.deltaTime * dropSpeed;
    
58. 
    
59. Ypos4 -= Time.deltaTime * dropSpeed;
    
60. 
    
61. if(Ypos1 >= 0 || Ypos2 >= 0 || Ypos3 >= 0 || Ypos4 >= 0){
    
62. 
    
63. Ypos1 = 0;
    
64. 
    
65. Ypos2 = 0;
    
66. 
    
67. Ypos3 = 0;
    
68. 
    
69. Ypos4 = 0;
    
70. 
    
71. showDropButtonsUP1 = false;
    
72. 
    
73. showDropdownButtons1 = false;
    
74. 
    
75. }
    
76. 
    
77. }
    
78. 
    
79. }
    
80. 
    
81. }
    
82. 
    
83. // you can change anything in red
    
84. 
    
85. function OnGUI (){
    
86. 
    
87. if(showDropdownButtons1 == false){
    
88. 
    
89. if (GUI.RepeatButton (Rect (50, 0, 100, 30), “Select”)){
    
90. 
    
91. showDropdownButtons1 = true;
    
92. 
    
93. }
    
94. 
    
95. }
    
96. 
    
97. if(showDropdownButtons1 == true){
    
98. 
    
99. if (GUI.Button (Rect (50, 0, 100, 30), “Select”)){
    
100. 
     
101. showDropButtonsUP1 = true;
     
102. 
     
103. showDropdownButtons1 = false;
     
104. 
     
105. }
     
106. 
     
107. if (GUI.Button (Rect (50, Ypos1, 100, 30), “1”)){
     
108. 
     
109. showDropButtonsUP1 = true;
     
110. 
     
111. showDropdownButtons1 = false;
     
112. 
     
113. }
     
114. 
     
115. if (GUI.Button (Rect (50, Ypos2, 100, 30), “2”)){
     
116. 
     
117. showDropButtonsUP1 = true;
     
118. 
     
119. showDropdownButtons1 = false;
     
120. 
     
121. }
     
122. 
     
123. if (GUI.Button (Rect (50, Ypos3, 100, 30), “3”)){
     
124. 
     
125. showDropButtonsUP1 = true;
     
126. 
     
127. showDropdownButtons1 = false;
     
128. 
     
129. }
     
130. 
     
131. if (GUI.Button (Rect (50, Ypos4, 100, 30), “4”)){
     
132. 
     
133. showDropButtonsUP1 = true;
     
134. 
     
135. showDropdownButtons1 = false;
     
136. 
     
137. }
     
138. 
     
139. }
     
140. 
     
141. }

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xizhenlong

直接用NGUI做就可以了啊