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Trivial formatting fixes to all examples, simple functional fixes to

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* docs/tutorial/gtk-tut.sgml, docs/examples/*: Trivial formatting
	fixes to all examples, simple functional fixes to rangewidgets example.
This commit is contained in:
Matthias Clasen
2002-02-19 01:25:26 +00:00
parent c3940d4a07
commit bd73a312f0
51 changed files with 1525 additions and 1448 deletions
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174
examples/list/list.c
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@ -42,78 +42,78 @@ gint main( int argc,
/* Initialize GTK (and subsequently GDK) */
gtk_init(&argc, &argv);
gtk_init (&argc, &argv);
/* Create a window to put all the widgets in
* connect gtk_main_quit() to the "destroy" event of
* the window to handle window manager close-window-events
*/
window=gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_title(GTK_WINDOW(window), "GtkList Example");
g_signal_connect(GTK_OBJECT(window),
"destroy",
GTK_SIGNAL_FUNC(gtk_main_quit),
NULL);
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_title (GTK_WINDOW (window), "GtkList Example");
g_signal_connect (GTK_OBJECT (window),
"destroy",
GTK_SIGNAL_FUNC (gtk_main_quit),
NULL);
/* Inside the window we need a box to arrange the widgets
* vertically */
vbox=gtk_vbox_new(FALSE, 5);
vbox=gtk_vbox_new (FALSE, 5);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 5);
gtk_container_add(GTK_CONTAINER(window), vbox);
gtk_widget_show(vbox);
gtk_container_add (GTK_CONTAINER (window), vbox);
gtk_widget_show (vbox);
/* This is the scrolled window to put the List widget inside */
scrolled_window=gtk_scrolled_window_new(NULL, NULL);
scrolled_window = gtk_scrolled_window_new (NULL, NULL);
gtk_widget_set_size_request (scrolled_window, 250, 150);
gtk_container_add(GTK_CONTAINER(vbox), scrolled_window);
gtk_widget_show(scrolled_window);
gtk_container_add (GTK_CONTAINER (vbox), scrolled_window);
gtk_widget_show (scrolled_window);
/* Create thekList widget.
* Connect the sigh_print_selection() signal handler
* function to the "selection_changed" signal of the List
* to print out the selected items each time the selection
* has changed */
gtklist=gtk_list_new();
gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW(scrolled_window),
gtklist=gtk_list_new ();
gtk_scrolled_window_add_with_viewport (GTK_SCROLLED_WINDOW (scrolled_window),
gtklist);
gtk_widget_show(gtklist);
gtk_signal_connect(GTK_OBJECT(gtklist),
"selection_changed",
GTK_SIGNAL_FUNC(sigh_print_selection),
NULL);
gtk_widget_show (gtklist);
gtk_signal_connect (GTK_OBJECT (gtklist),
"selection_changed",
GTK_SIGNAL_FUNC (sigh_print_selection),
NULL);
/* We create a "Prison" to put a list item in ;) */
frame=gtk_frame_new("Prison");
frame=gtk_frame_new ("Prison");
gtk_widget_set_size_request (frame, 200, 50);
gtk_container_set_border_width (GTK_CONTAINER (frame), 5);
gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_OUT);
gtk_container_add(GTK_CONTAINER(vbox), frame);
gtk_widget_show(frame);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_OUT);
gtk_container_add (GTK_CONTAINER (vbox), frame);
gtk_widget_show (frame);
/* Connect the sigh_button_event() signal handler to the List
* which will handle the "arresting" of list items
*/
gtk_signal_connect(GTK_OBJECT(gtklist),
"button_release_event",
GTK_SIGNAL_FUNC(sigh_button_event),
frame);
gtk_signal_connect (GTK_OBJECT (gtklist),
"button_release_event",
GTK_SIGNAL_FUNC (sigh_button_event),
frame);
/* Create a separator */
separator=gtk_hseparator_new();
gtk_container_add(GTK_CONTAINER(vbox), separator);
gtk_widget_show(separator);
separator=gtk_hseparator_new ();
gtk_container_add (GTK_CONTAINER (vbox), separator);
gtk_widget_show (separator);
/* Finally create a button and connect its "clicked" signal
* to the destruction of the window */
button=gtk_button_new_with_label("Close");
gtk_container_add(GTK_CONTAINER(vbox), button);
gtk_widget_show(button);
gtk_signal_connect_object(GTK_OBJECT(button),
"clicked",
GTK_SIGNAL_FUNC(gtk_widget_destroy),
GTK_OBJECT(window));
button=gtk_button_new_with_label ("Close");
gtk_container_add (GTK_CONTAINER (vbox), button);
gtk_widget_show (button);
gtk_signal_connect_object (GTK_OBJECT (button),
"clicked",
GTK_SIGNAL_FUNC (gtk_widget_destroy),
GTK_OBJECT (window));
/* Now we create 5 list items, each having its own
@ -121,21 +121,21 @@ gint main( int argc,
* Also we query the text string from the label and
* associate it with the list_item_data_key for each list item
*/
for (i=0; i<5; i++) {
for (i = 0; i < 5; i++) {
GtkWidget *label;
gchar *string;
sprintf(buffer, "ListItemContainer with Label #%d", i);
label=gtk_label_new(buffer);
list_item=gtk_list_item_new();
gtk_container_add(GTK_CONTAINER(list_item), label);
gtk_widget_show(label);
gtk_container_add(GTK_CONTAINER(gtklist), list_item);
gtk_widget_show(list_item);
gtk_label_get(GTK_LABEL(label), &string);
gtk_object_set_data(GTK_OBJECT(list_item),
list_item_data_key,
string);
label=gtk_label_new (buffer);
list_item=gtk_list_item_new ();
gtk_container_add (GTK_CONTAINER (list_item), label);
gtk_widget_show (label);
gtk_container_add (GTK_CONTAINER (gtklist), list_item);
gtk_widget_show (list_item);
gtk_label_get (GTK_LABEL (label), &string);
gtk_object_set_data (GTK_OBJECT (list_item),
list_item_data_key,
string);
}
/* Here, we are creating another 5 labels, this time
* we use gtk_list_item_new_with_label() for the creation
@ -150,28 +150,28 @@ gint main( int argc,
* doubly linked list, their order will be descending (instead
* of ascending when using g_list_append())
*/
dlist=NULL;
for (; i<10; i++) {
dlist = NULL;
for (; i < 10; i++) {
sprintf(buffer, "List Item with Label %d", i);
list_item=gtk_list_item_new_with_label(buffer);
dlist=g_list_prepend(dlist, list_item);
gtk_widget_show(list_item);
gtk_object_set_data(GTK_OBJECT(list_item),
list_item_data_key,
"ListItem with integrated Label");
list_item = gtk_list_item_new_with_label (buffer);
dlist = g_list_prepend (dlist, list_item);
gtk_widget_show (list_item);
gtk_object_set_data (GTK_OBJECT (list_item),
list_item_data_key,
"ListItem with integrated Label");
}
gtk_list_append_items(GTK_LIST(gtklist), dlist);
gtk_list_append_items (GTK_LIST (gtklist), dlist);
/* Finally we want to see the window, don't we? ;) */
gtk_widget_show(window);
gtk_widget_show (window);
/* Fire up the main event loop of gtk */
gtk_main();
gtk_main ();
/* We get here after gtk_main_quit() has been called which
* happens if the main window gets destroyed
*/
return(0);
return 0;
}
/* This is the signal handler that got connected to button
@ -184,37 +184,37 @@ void sigh_button_event( GtkWidget *gtklist,
/* We only do something if the third (rightmost mouse button
* was released
*/
if (event->type==GDK_BUTTON_RELEASE &&
event->button==3) {
if (event->type == GDK_BUTTON_RELEASE &&
event->button == 3) {
GList *dlist, *free_list;
GtkWidget *new_prisoner;
/* Fetch the currently selected list item which
* will be our next prisoner ;)
*/
dlist=GTK_LIST(gtklist)->selection;
dlist = GTK_LIST (gtklist)->selection;
if (dlist)
new_prisoner=GTK_WIDGET(dlist->data);
new_prisoner = GTK_WIDGET (dlist->data);
else
new_prisoner=NULL;
new_prisoner = NULL;
/* Look for already imprisoned list items, we
* will put them back into the list.
* Remember to free the doubly linked list that
* gtk_container_children() returns
*/
dlist=gtk_container_children(GTK_CONTAINER(frame));
free_list=dlist;
dlist = gtk_container_children (GTK_CONTAINER (frame));
free_list = dlist;
while (dlist) {
GtkWidget *list_item;
list_item=dlist->data;
list_item = dlist->data;
gtk_widget_reparent(list_item, gtklist);
gtk_widget_reparent (list_item, gtklist);
dlist=dlist->next;
dlist = dlist->next;
}
g_list_free(free_list);
g_list_free (free_list);
/* If we have a new prisoner, remove him from the
* List and put him into the frame "Prison".
@ -223,13 +223,13 @@ void sigh_button_event( GtkWidget *gtklist,
if (new_prisoner) {
GList static_dlist;
static_dlist.data=new_prisoner;
static_dlist.next=NULL;
static_dlist.prev=NULL;
static_dlist.data = new_prisoner;
static_dlist.next = NULL;
static_dlist.prev = NULL;
gtk_list_unselect_child(GTK_LIST(gtklist),
new_prisoner);
gtk_widget_reparent(new_prisoner, frame);
gtk_list_unselect_child (GTK_LIST (gtklist),
new_prisoner);
gtk_widget_reparent (new_prisoner, frame);
}
}
}
@ -245,18 +245,18 @@ void sigh_print_selection( GtkWidget *gtklist,
/* Fetch the doubly linked list of selected items
* of the List, remember to treat this as read-only!
*/
dlist=GTK_LIST(gtklist)->selection;
dlist = GTK_LIST (gtklist)->selection;
/* If there are no selected items there is nothing more
* to do than just telling the user so
*/
if (!dlist) {
g_print("Selection cleared\n");
g_print ("Selection cleared\n");
return;
}
/* Ok, we got a selection and so we print it
*/
g_print("The selection is a ");
g_print ("The selection is a ");
/* Get the list item from the doubly linked list
* and then query the data associated with list_item_data_key.
@ -265,12 +265,12 @@ void sigh_print_selection( GtkWidget *gtklist,
GtkObject *list_item;
gchar *item_data_string;
list_item=GTK_OBJECT(dlist->data);
item_data_string=g_object_get_data(G_OBJECT (list_item),
list_item_data_key);
list_item = GTK_OBJECT (dlist->data);
item_data_string = g_object_get_data (G_OBJECT (list_item),
list_item_data_key);
g_print("%s ", item_data_string);
dlist=dlist->next;
dlist = dlist->next;
}
g_print("\n");
g_print ("\n");
}