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|
#include <stdlib.h>
#include <gtk/gtk.h>
struct _MainWindow
{
GtkWidget *pWindow;
GtkWidget *pVBox;
GtkWidget *pEntry;
GtkWidget *pButton;
GtkWidget *pLabel;
};
typedef struct _MainWindow MainWindow;
void OnUpdate(GtkWidget *pEntry, gpointer data);
void fenetre_saisie()
{
MainWindow *pApp;
pApp = g_malloc(sizeof(MainWindow));
pApp->pWindow = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_title(GTK_WINDOW(pApp->pWindow), "Le widget GtkEntry");
gtk_window_set_default_size(GTK_WINDOW(pApp->pWindow), 320, 200);
g_signal_connect(G_OBJECT(pApp->pWindow), "destroy", G_CALLBACK(gtk_main_quit), NULL);
pApp->pVBox = gtk_vbox_new(TRUE, 0);
gtk_container_add(GTK_CONTAINER(pApp->pWindow), pApp->pVBox);
/* Creation du GtkEntry */
pApp->pEntry = gtk_entry_new();
/* Insertion du GtkEntry dans la GtkVBox */
gtk_box_pack_start(GTK_BOX(pApp->pVBox), pApp->pEntry, TRUE, FALSE, 0);
pApp->pButton = gtk_button_new_with_label("Copier");
gtk_box_pack_start(GTK_BOX(pApp->pVBox), pApp->pButton, TRUE, FALSE, 0);
pApp->pLabel = gtk_label_new(NULL);
gtk_box_pack_start(GTK_BOX(pApp->pVBox), pApp->pLabel, TRUE, FALSE, 0);
/* Connexion du signal "activate" du GtkEntry */
g_signal_connect(G_OBJECT(pApp->pEntry), "activate", G_CALLBACK(OnUpdate), (gpointer) pApp);
/* Connexion du signal "clicked" du GtkButton */
/* La donnee supplementaire est la GtkVBox pVBox */
g_signal_connect(G_OBJECT(pApp->pButton), "clicked", G_CALLBACK(OnUpdate), (gpointer*) pApp);
gtk_widget_show_all(pApp->pWindow);
gtk_main();
g_free(pApp);
}
/* Fonction callback execute lors du signal "activate" */
void OnUpdate(GtkWidget *pEntry, gpointer data)
{
const gchar *sText;
MainWindow *pApp;
/* Recuperation de data */
pApp = (MainWindow*) data;
/* Recuperation du texte contenu dans le GtkEntry */
sText = gtk_entry_get_text(GTK_ENTRY(pApp->pEntry));
/* Modification du texte contenu dans le GtkLabel */
gtk_label_set_text(GTK_LABEL(pApp->pLabel), sText);
} |
