真彩位图转化成256彩色或黑白位图的代码

新建一个应用程序，并添加两个Label控件，三个Edit控件，四个Button按钮。其中两个edit输入框用于输入整数，一个Edit输入框用于输出结果；Label标签控件用于显示当前所做的运算（例如：当单击加法按钮时即做加法运算，则label标签显示”+”号。）；四个Button按钮分别完成加、减、乘、除运算。 编写程序，输入两个整数，顺序执行两个数的加、减、乘、除计算结果并输出。 -Create a new application, and add two Label controls, three Edit controls, four Button button. Two of them used to edit input box enter an integer, an input box for Edit output Label label control used to display the current operation done (for example: When you click that button to do adder addition operations, the labels show label " + " sign.) four Button button respectively add, subtract, multiply, with the exception of computing. Programming, enter the two integers, the order of the implementation of both the number of add, subtract, multiply, with the exception of the calculation results and output.

功能相当强大，大家自己看看就知道了，不知道以前用过没有啊-Quite strong, everyone could see for himself know, I do not know previously used no ah

将一条直线两个端点固定，利用控件实现曲折变化，在中心点上以每次5°方式扭转，形成曲折线。-Will be a straight line two endpoints fixed, the use of controls to achieve twists and turns in the center of history for each 5 ° approach to reverse to form a winding line.

输入URL，可以把URL所指的主页下载到指定的文件夹-input URL, the URL can be downloaded from the home page referred to the specified folder

代码演示了C# windowsForm 中的各个对话框，包括打开关闭文件对话框，颜色对话框，字体对话框，打印及打印预览对话框。-demonstrated a code C# windowsForm the various dialog boxes, including the closure of open file dialog, the dialog color, font dialog, Print and Print Preview dialog.

程序演示了如何创建带有图像的工具条按钮和弹出菜单-procedures demonstrated how to create images with the toolbar buttons and pop-up menus

C#写的ImageButoon类 可以根据图片创建按钮, 并可以通过设置掩码色创建不规则按钮 -Button Extern class by C# Useage: Create Button from images, and it can set colormask to create iamge button.

此控件为jsp通用的日历控件，解决了时间输入的问题，用户可以通过此控件输入标准日期-jsp common calendar controls, solving the problem of time, users can control the importation of this standard date

其中介绍了各个形式的按纽，包括了通过一个按纽控制另一按纽的可用不可用状态，及用按纽做的可下拉的菜单-which introduced various forms of button, including the adoption of a button controlling the other button can be used to the state, and using the button can do the drop-down menu

飞机发射的c源代码,对于目前的飞机都比较适用-aircraft fired c source code for the current aircraft are more applicable