GTK+（第２章、はじめてのGTK その２）

昨日終了。

#include 

#include 

#define DEFAULT_BORDER 10

#define DEFALUT_WINDOW_WIDTH 300

#define DEFALUT_WINDOW_HEIGHT 100
static void cb_button( GtkWidget* widget, gpointer data )

{

	// callback function, when button is pushed

	g_print( (gchar*) data );

}
int main( int argc, char* argv[] )

{

	GtkWidget* window;

	GtkWidget* button;

	gchar* message;

	

	// make a base window

	gtk_init( &argc, &argv );

	window = gtk_window_new( GTK_WINDOW_TOPLEVEL );

	gtk_window_set_title( GTK_WINDOW( window ), "Button Sample" );

	gtk_window_set_default_size( GTK_WINDOW( window ), DEFALUT_WINDOW_WIDTH, DEFALUT_WINDOW_HEIGHT );

	gtk_container_set_border_width( GTK_CONTAINER( window ), DEFAULT_BORDER );

	g_signal_connect( G_OBJECT( window ), "destroy", G_CALLBACK( gtk_main_quit ), NULL );
	// add button to the base window

	button = gtk_button_new_with_label( "Click me" );

	gtk_container_add( GTK_CONTAINER( window ), button );
	// map a callback function for the button

	// with passing "message" as data

	message = g_strdup( "Hello World\n" );	

	g_signal_connect( G_OBJECT( button ), "clicked", G_CALLBACK( cb_button ), (gpointer) message );
	// show the widget, including any child widget

	gtk_widget_show_all( window );

	// start main loop

	gtk_main();

	

	return EXIT_SUCCESS;

}

明日からGlibっす。