Controls: menu, toolbar, Status Bar, and Treeview operations 20141103

I. Menu: Main Menu and shortcut menu
1. Create a menu item (separated :-):

2. Set hotkeys and shortcuts
3. Set Menu Images
4. Add the executed code for the menu
5. Create a shortcut menu and attach it to a control.
6. write code to display the shortcut menu, just like the QQ logon status.

Ii. toolbar:
1. Create a toolbar and set images and text.
2. Use different controls in the toolbar (text box, drop-down list)

Iii. status bar:
1. Create a new status bar.
2. Use the program to control the content of the status bar (for example, click the button to display the progress bar)

Iv. Treeview
1. structure: the node contains the nodes set and the nodes set contains N nodes.
2. nodes are manually added and deleted.
3. load data from the database to form a node.

Controls: menu, toolbar, Status Bar, and Treeview operations 20141103