forked from AuroraMiddleware/gtk
testgtk: Redo the cursor example
Use cursor names instead of font cursors, so we can also show cursors that are not represented in the X cursor font and thus don't have a value in the GdkCursorType enumeration.
This commit is contained in:
Matthias Clasen
parent
cb750f60f9
commit
e77b2832aa
244
tests/testgtk.c
244
tests/testgtk.c
@ -4847,56 +4847,172 @@ cursor_draw (GtkWidget *widget,
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return TRUE;
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}
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static void
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set_cursor (GtkWidget *spinner,
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GtkWidget *widget)
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static const gchar *cursor_names[] = {
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"arrow",
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"bd_double_arrow",
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"boat",
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"bottom_left_corner",
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"bottom_right_corner",
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"bottom_side",
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"bottom_tee",
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"box_spiral",
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"center_ptr",
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"circle",
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"clock",
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"coffee_mug",
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"copy",
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"cross",
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"crossed_circle",
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"cross_reverse",
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"crosshair",
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"diamond_cross",
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"dnd-ask",
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"dnd-copy",
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"dnd-link",
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"dnd-move",
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"dnd-none",
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"dot",
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"dotbox",
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"double_arrow",
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"draft_large",
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"draft_small",
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"draped_box",
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"exchange",
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"fd_double_arrow",
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"fleur",
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"gobbler",
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"gumby",
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"grabbing",
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"hand",
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"hand1",
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"hand2",
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"heart",
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"h_double_arrow",
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"help",
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"icon",
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"iron_cross",
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"left_ptr",
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"left_ptr_help",
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"left_ptr_watch",
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"left_side",
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"left_tee",
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"leftbutton",
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"link",
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"ll_angle",
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"lr_angle",
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"man",
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"middlebutton",
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"mouse",
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"move",
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"pencil",
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"pirate",
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"plus",
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"question_arrow",
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"right_ptr",
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"right_side",
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"right_tee",
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"rightbutton",
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"rtl_logo",
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"sailboat",
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"sb_down_arrow",
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"sb_h_double_arrow",
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"sb_left_arrow",
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"sb_right_arrow",
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"sb_up_arrow",
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"sb_v_double_arrow",
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"shuttle",
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"sizing",
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"spider",
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"spraycan",
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"star",
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"target",
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"tcross",
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"top_left_arrow",
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"top_left_corner",
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"top_right_corner",
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"top_side",
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"top_tee",
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"trek",
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"ul_angle",
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"umbrella",
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"ur_angle",
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"v_double_arrow",
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"watch",
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"X_cursor",
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"xterm"
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};
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static GtkTreeModel *
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cursor_model (void)
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{
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guint c;
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GdkCursor *cursor;
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GtkWidget *label;
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GEnumClass *class;
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GEnumValue *vals;
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GtkListStore *store;
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gint i;
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store = gtk_list_store_new (1, G_TYPE_STRING);
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c = CLAMP (gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (spinner)), 0, 152);
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c &= 0xfe;
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for (i = 0; i < G_N_ELEMENTS (cursor_names); i++)
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gtk_list_store_insert_with_values (store, NULL, -1, 0, cursor_names[i], -1);
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label = g_object_get_data (G_OBJECT (spinner), "user_data");
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class = g_type_class_ref (GDK_TYPE_CURSOR_TYPE);
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vals = class->values;
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while (vals && vals->value != c)
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vals++;
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if (vals)
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gtk_label_set_text (GTK_LABEL (label), vals->value_nick);
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else
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gtk_label_set_text (GTK_LABEL (label), "<unknown>");
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g_type_class_unref (class);
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cursor = gdk_cursor_new_for_display (gtk_widget_get_display (widget), c);
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gdk_window_set_cursor (gtk_widget_get_window (widget),
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cursor);
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g_object_unref (cursor);
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return (GtkTreeModel *)store;
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}
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static gint
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cursor_event (GtkWidget *widget,
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GdkEvent *event,
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GtkSpinButton *spinner)
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cursor_event (GtkWidget *widget,
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GdkEvent *event,
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GtkWidget *entry)
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{
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const gchar *name;
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gint i;
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const gint n = G_N_ELEMENTS (cursor_names);
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name = (const gchar *)g_object_get_data (G_OBJECT (widget), "name");
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if (name != NULL)
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{
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for (i = 0; i < n; i++)
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if (strcmp (name, cursor_names[i]) == 0)
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break;
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}
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else
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i = 0;
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if ((event->type == GDK_BUTTON_PRESS) &&
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((event->button.button == GDK_BUTTON_PRIMARY) ||
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(event->button.button == GDK_BUTTON_SECONDARY)))
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{
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gtk_spin_button_spin (spinner, event->button.button == GDK_BUTTON_PRIMARY ?
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GTK_SPIN_STEP_FORWARD : GTK_SPIN_STEP_BACKWARD, 0);
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if (event->button.button == GDK_BUTTON_PRIMARY)
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i = (i + 1) % n;
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else
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i = (i + n - 1) % n;
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gtk_entry_set_text (GTK_ENTRY (entry), cursor_names[i]);
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return TRUE;
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}
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return FALSE;
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}
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static void
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set_cursor_from_name (GtkWidget *entry,
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GtkWidget *widget)
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{
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const gchar *name;
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GdkCursor *cursor;
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name = gtk_entry_get_text (GTK_ENTRY (entry));
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cursor = gdk_cursor_new_from_name (gtk_widget_get_display (widget), name);
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if (cursor == NULL)
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{
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name = NULL;
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cursor = gdk_cursor_new_for_display (gtk_widget_get_display (widget), GDK_BLANK_CURSOR);
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}
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gdk_window_set_cursor (gtk_widget_get_window (widget), cursor);
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g_object_unref (cursor);
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g_object_set_data_full (G_OBJECT (widget), "name", g_strdup (name), g_free);
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}
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#ifdef GDK_WINDOWING_X11
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#include "x11/gdkx.h"
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#endif
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@ -4941,27 +5057,27 @@ create_cursors (GtkWidget *widget)
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GtkWidget *main_vbox;
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GtkWidget *vbox;
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GtkWidget *darea;
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GtkWidget *spinner;
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GtkWidget *button;
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GtkWidget *label;
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GtkWidget *any;
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GtkAdjustment *adjustment;
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GtkWidget *entry;
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GtkWidget *size;
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GtkWidget *size;
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GtkEntryCompletion *completion;
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GtkTreeModel *model;
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gboolean cursor_demo = FALSE;
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if (!window)
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{
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window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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gtk_window_set_screen (GTK_WINDOW (window),
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gtk_window_set_screen (GTK_WINDOW (window),
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gtk_widget_get_screen (widget));
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g_signal_connect (window, "destroy",
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G_CALLBACK (gtk_widget_destroyed),
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&window);
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gtk_window_set_title (GTK_WINDOW (window), "Cursors");
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main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 5);
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gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 0);
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gtk_container_add (GTK_CONTAINER (window), main_vbox);
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@ -4987,11 +5103,11 @@ create_cursors (GtkWidget *widget)
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if (cursor_demo)
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{
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hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
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hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
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gtk_container_set_border_width (GTK_CONTAINER (hbox), 5);
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gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, TRUE, 0);
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label = gtk_label_new ("Cursor Theme : ");
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label = gtk_label_new ("Cursor Theme:");
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gtk_widget_set_halign (label, GTK_ALIGN_START);
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gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
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gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, TRUE, 0);
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@ -5004,27 +5120,29 @@ create_cursors (GtkWidget *widget)
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gtk_spin_button_set_value (GTK_SPIN_BUTTON (size), 24.0);
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gtk_box_pack_start (GTK_BOX (hbox), size, TRUE, TRUE, 0);
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g_signal_connect (entry, "changed",
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g_signal_connect (entry, "changed",
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G_CALLBACK (change_cursor_theme), hbox);
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g_signal_connect (size, "value-changed",
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G_CALLBACK (change_cursor_theme), hbox);
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}
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hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
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hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
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gtk_container_set_border_width (GTK_CONTAINER (hbox), 5);
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gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, TRUE, 0);
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label = gtk_label_new ("Cursor Value : ");
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label = gtk_label_new ("Cursor Name:");
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gtk_widget_set_halign (label, GTK_ALIGN_START);
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gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
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gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, TRUE, 0);
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adjustment = gtk_adjustment_new (0,
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0, 152,
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2,
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10, 0);
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spinner = gtk_spin_button_new (adjustment, 0, 0);
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gtk_box_pack_start (GTK_BOX (hbox), spinner, TRUE, TRUE, 0);
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entry = gtk_entry_new ();
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completion = gtk_entry_completion_new ();
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model = cursor_model ();
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gtk_entry_completion_set_model (completion, model);
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gtk_entry_completion_set_text_column (completion, 0);
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gtk_entry_set_completion (GTK_ENTRY (entry), completion);
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g_object_unref (model);
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gtk_box_pack_start (GTK_BOX (hbox), entry, TRUE, TRUE, 0);
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frame =
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g_object_new (gtk_frame_get_type (),
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@ -5043,29 +5161,17 @@ create_cursors (GtkWidget *widget)
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G_CALLBACK (cursor_draw),
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NULL);
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gtk_widget_set_events (darea, GDK_EXPOSURE_MASK | GDK_BUTTON_PRESS_MASK);
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g_signal_connect (darea,
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"button_press_event",
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G_CALLBACK (cursor_event),
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spinner);
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g_signal_connect (darea, "button_press_event",
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G_CALLBACK (cursor_event), entry);
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gtk_widget_show (darea);
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g_signal_connect (spinner, "changed",
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G_CALLBACK (set_cursor),
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darea);
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g_signal_connect (entry, "changed",
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G_CALLBACK (set_cursor_from_name), darea);
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label = g_object_new (GTK_TYPE_LABEL,
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"visible", TRUE,
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"label", "XXX",
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"parent", vbox,
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NULL);
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gtk_container_child_set (GTK_CONTAINER (vbox), label,
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"expand", FALSE,
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NULL);
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g_object_set_data (G_OBJECT (spinner), "user_data", label);
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any = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
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gtk_box_pack_start (GTK_BOX (main_vbox), any, FALSE, TRUE, 0);
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hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
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gtk_container_set_border_width (GTK_CONTAINER (hbox), 10);
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gtk_box_pack_start (GTK_BOX (main_vbox), hbox, FALSE, TRUE, 0);
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@ -5078,7 +5184,7 @@ create_cursors (GtkWidget *widget)
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gtk_widget_show_all (window);
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set_cursor (spinner, darea);
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set_cursor_from_name (entry, darea);
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}
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else
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gtk_widget_destroy (window);
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