The preface
We can focus on my public number, the number public in the layout better, read more comfortable.
Body part
For the execution of the user dialog box, you need to be accessed through the user interface (UI) input and output services. A user interface for interaction between a user and the program. If some part of the user interface displayed in a window on the GUI screen, this is a graphical user interface (GUI). SAP GUI is implemented using a particular application based dynpros executed dialog, which is ABAP as the underlying software component installed on a presentation layer server. It includes the implementation of all elements of a dialog between user controls and procedures required. More public concern number: SAP Technical
We look at the graphics, more directly, if you do not see here graphics, please pay attention to me or know almost public number.
On the screen, SAP GUI dynpro (dynamic program) is displayed in the GUI screen window. Screen may comprise display content or to receive a user operation screen elements. Screen Layout Editor using the processing and screen elements Screen Painter tool. Each screen element having a predefined static properties Screen Painter, and in part can be modified dynamically ABAP programs.
As another part of the graphical user interface, standard Each window contains a menu bar, a standard toolbar and application toolbar. GUI window is displayed as a modal dialog box that contains only the application toolbar. ABAP program bar as separate components and combined state of the GUI. Further, when the setting state of the GUI assign them to dynpro. In addition to the graphic elements, the function keys are also part of the user interface. They are defined as a separate component ABAP program and is therefore part of the state of the GUI. Use the Menu Painter tool GUI status and GUI processing component state itself. In most cases, the control link elements and the function code of the user interface display, can be evaluated in the ABAP program. Descriptions can be found in the current GUI status in system field sy-pfkey.
The SAP GUI GUI window when they have completed the title bar and status bar. The title bar also use the Menu Painter editor, contains GUI window's title. The status bar displays information using MESSAGE statement during execution ABAP program can be transmitted. In addition, it contains the right-hand column of icons can be used to show or hide the system information.