From 0b091914f7332ccc29bb9fe2427cab564bd7b90b Mon Sep 17 00:00:00 2001 From: Kolan Sh Date: Mon, 28 May 2012 11:35:14 +0400 Subject: [PATCH] gtkmm_hello added --- c/gtkmm_hello/CMakeLists.txt | 11 ++++ c/gtkmm_hello/gtkmm_Hello.c | 98 ++++++++++++++++++++++++++++++++++++ 2 files changed, 109 insertions(+) create mode 100644 c/gtkmm_hello/CMakeLists.txt create mode 100644 c/gtkmm_hello/gtkmm_Hello.c diff --git a/c/gtkmm_hello/CMakeLists.txt b/c/gtkmm_hello/CMakeLists.txt new file mode 100644 index 0000000..c9ff82c --- /dev/null +++ b/c/gtkmm_hello/CMakeLists.txt @@ -0,0 +1,11 @@ +project (gtkmm_Hello) + +cmake_minimum_required (VERSION 2.6) + +include (FindGTK2) + +include_directories (${GTK2_INCLUDE_DIRS}) + +# add the executable +add_executable (gtkmm_Hello gtkmm_Hello.c) +target_link_libraries (gtkmm_Hello ${GTK2_LIBRARIES}) diff --git a/c/gtkmm_hello/gtkmm_Hello.c b/c/gtkmm_hello/gtkmm_Hello.c new file mode 100644 index 0000000..34c9535 --- /dev/null +++ b/c/gtkmm_hello/gtkmm_Hello.c @@ -0,0 +1,98 @@ +#include "gtk/gtk.h" + +/* This is a callback function. The data arguments are ignored + * in this example. More on callbacks below. */ +static void hello( GtkWidget *widget, + gpointer data ) +{ + g_print ("Hello World\n"); +} + +static gboolean delete_event( GtkWidget *widget, + GdkEvent *event, + gpointer data ) +{ + /* If you return FALSE in the "delete-event" signal handler, + * GTK will emit the "destroy" signal. Returning TRUE means + * you don't want the window to be destroyed. + * This is useful for popping up 'are you sure you want to quit?' + * type dialogs. */ + + g_print ("delete event occurred\n"); + + /* Change TRUE to FALSE and the main window will be destroyed with + * a "delete-event". */ + + return TRUE; +} + +/* Another callback */ +static void destroy( GtkWidget *widget, + gpointer data ) +{ + gtk_main_quit (); +} + +int main( int argc, + char *argv[] ) +{ + /* GtkWidget is the storage type for widgets */ + GtkWidget *window; + GtkWidget *button; + + /* This is called in all GTK applications. Arguments are parsed + * from the command line and are returned to the application. */ + gtk_init (&argc, &argv); + + /* create a new window */ + window = gtk_window_new (GTK_WINDOW_TOPLEVEL); + + /* When the window is given the "delete-event" signal (this is given + * by the window manager, usually by the "close" option, or on the + * titlebar), we ask it to call the delete_event () function + * as defined above. The data passed to the callback + * function is NULL and is ignored in the callback function. */ + g_signal_connect (window, "delete-event", + G_CALLBACK (delete_event), NULL); + + /* Here we connect the "destroy" event to a signal handler. + * This event occurs when we call gtk_widget_destroy() on the window, + * or if we return FALSE in the "delete-event" callback. */ + g_signal_connect (window, "destroy", + G_CALLBACK (destroy), NULL); + + /* Sets the border width of the window. */ + gtk_container_set_border_width (GTK_CONTAINER (window), 10); + + /* Creates a new button with the label "Hello World". */ + button = gtk_button_new_with_label ("Hello World"); + + /* When the button receives the "clicked" signal, it will call the + * function hello() passing it NULL as its argument. The hello() + * function is defined above. */ + g_signal_connect (button, "clicked", + G_CALLBACK (hello), NULL); + + /* This will cause the window to be destroyed by calling + * gtk_widget_destroy(window) when "clicked". Again, the destroy + * signal could come from here, or the window manager. */ + g_signal_connect_swapped (button, "clicked", + G_CALLBACK (gtk_widget_destroy), + window); + + /* This packs the button into the window (a gtk container). */ + gtk_container_add (GTK_CONTAINER (window), button); + + /* The final step is to display this newly created widget. */ + gtk_widget_show (button); + + /* and the window */ + gtk_widget_show (window); + + /* All GTK applications must have a gtk_main(). Control ends here + * and waits for an event to occur (like a key press or + * mouse event). */ + gtk_main (); + + return 0; +}