1. Development The Foundation Window.
Sung-Ju Kang
Department of Physics
Kangwon National University
 Example Program for The User Interface
Program to make the Text Editor.
 Elements for The Example
Menu: New, Open, Save, Font, Cut, Copy, Paste
Toolbar: New, Save
Dialog box: File selection, Font selection

2. Defining Signal Handlers
Item
Event
Work
Menu
Activate
callbacks.c
Interface.c
Toolbar
Click
Glade
GTK

3. Exit Button of Menu Signal Handlers
Example
Exit Button of Menu Signal Handlers
We must understand the signal of delete_event.
And in Properties window entry
GRADE
To connect from signal and handler to inner source.

4. Linking The Handlers
You have a directory with several files in it and a scr subdirectory.
The following details some of the gtk calls needed to make the handlers work in callbacks.c .
Now load up callbacks.c and add in the code.
gboolean on_window1_delete_event (GtkWidget *widget, GdkEvent *event,
gpointer user_data) {
gtk_exit( 0 );
return FALSE; }
void on_exit1_activate (GtkMenuItem *menuitem,
Adding the Exit Calls

5. Save the file and compile the code again.
Start up your program.

6. Glade Widgets in More Detail: Gtk+ Basic
Glade builds the code to create the windows and boxes and popups you design into interface.c.
•Window • Menu Bar • Toolbar • Handle Box
• Label • Text Entry • Combo Box • Text Box
• Button • Toggle Button • Check Button • Radio Button
• List • Tree • Columned List • Columned Tree
• Option Menu • Spin Button • Progress Bar • Status Bar
• Pixmap • Drawing Area
• Dialog Window • Color Selection Dialog
• File Selection Dialog • Font Selection Dialog
• Horizontal Box • Vertical Box • Table Box •Fixed Positions
• Horizontal Pane • Vertical Pane
• Notebook • Frame • Scrolled Window •Viewport