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testgtk.c
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/* GTK - The GIMP Toolkit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#include "config.h"
#undef G_LOG_DOMAIN
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <math.h>
#include <time.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <glib/gstdio.h>
#include "gtk/gtk.h"
#include "gdk/gdk.h"
#include "gdk/gdkkeysyms.h"
#ifdef G_OS_WIN32
#define sleep(n) _sleep(n)
#endif
#include "test.xpm"
static gboolean done = FALSE;
static gboolean
file_exists (const char *filename)
{
struct stat statbuf;
return stat (filename, &statbuf) == 0;
}
static GtkWidget *
build_option_menu (const char *items[],
int num_items,
int history,
void (*func) (GtkWidget *widget, gpointer data),
gpointer data);
/* macro, structure and variables used by tree window demos */
#define DEFAULT_NUMBER_OF_ITEM 3
#define DEFAULT_RECURSION_LEVEL 3
struct {
GSList* selection_mode_group;
GtkWidget* single_button;
GtkWidget* browse_button;
GtkWidget* multiple_button;
GtkWidget* draw_line_button;
GtkWidget* view_line_button;
GtkWidget* no_root_item_button;
GtkWidget* nb_item_spinner;
GtkWidget* recursion_spinner;
} sTreeSampleSelection;
typedef struct sTreeButtons {
guint nb_item_add;
GtkWidget* add_button;
GtkWidget* remove_button;
GtkWidget* subtree_button;
} sTreeButtons;
/* end of tree section */
static GtkWidget *
build_option_menu (const char *items[],
int num_items,
int history,
void (*func)(GtkWidget *widget, gpointer data),
gpointer data)
{
GtkWidget *omenu;
int i;
omenu = gtk_combo_box_text_new ();
g_signal_connect (omenu, "changed",
G_CALLBACK (func), data);
for (i = 0; i < num_items; i++)
gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (omenu), items[i]);
gtk_combo_box_set_active (GTK_COMBO_BOX (omenu), history);
return omenu;
}
/*
* Windows with an alpha channel
*/
static GtkWidget *
build_alpha_widgets (void)
{
GtkWidget *grid;
GtkWidget *radio_button;
GtkWidget *check_button;
GtkWidget *hbox;
GtkWidget *label;
GtkWidget *entry;
GtkWidget *group;
grid = gtk_grid_new ();
gtk_widget_set_vexpand (grid, TRUE);
radio_button = gtk_check_button_new_with_label ("Red");
gtk_widget_set_hexpand (radio_button, TRUE);
gtk_grid_attach (GTK_GRID (grid), radio_button, 0, 0, 1, 1);
group = radio_button;
radio_button = gtk_check_button_new_with_label ("Green");
gtk_widget_set_hexpand (radio_button, TRUE);
gtk_grid_attach (GTK_GRID (grid), radio_button, 0, 1, 1, 1);
gtk_check_button_set_group (GTK_CHECK_BUTTON (radio_button), GTK_CHECK_BUTTON (group));
radio_button = gtk_check_button_new_with_label ("Blue"),
gtk_widget_set_hexpand (radio_button, TRUE);
gtk_grid_attach (GTK_GRID (grid), radio_button, 0, 2, 1, 1);
gtk_check_button_set_group (GTK_CHECK_BUTTON (radio_button), GTK_CHECK_BUTTON (group));
gtk_check_button_set_active (GTK_CHECK_BUTTON (group), TRUE);
check_button = gtk_check_button_new_with_label ("Sedentary"),
gtk_widget_set_hexpand (check_button, TRUE);
gtk_grid_attach (GTK_GRID (grid), check_button, 1, 0, 1, 1);
check_button = gtk_check_button_new_with_label ("Nocturnal"),
gtk_widget_set_hexpand (check_button, TRUE);
gtk_grid_attach (GTK_GRID (grid), check_button, 1, 1, 1, 1);
check_button = gtk_check_button_new_with_label ("Compulsive"),
gtk_widget_set_hexpand (check_button, TRUE);
gtk_grid_attach (GTK_GRID (grid), check_button, 1, 2, 1, 1);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
label = gtk_label_new (NULL);
gtk_label_set_markup (GTK_LABEL (label), "<i>Entry: </i>");
gtk_box_append (GTK_BOX (hbox), label);
entry = gtk_entry_new ();
gtk_widget_set_hexpand (entry, TRUE);
gtk_box_append (GTK_BOX (hbox), entry);
gtk_widget_set_hexpand (hbox, TRUE);
gtk_grid_attach (GTK_GRID (grid), hbox, 0, 3, 2, 1);
return grid;
}
static void
on_composited_changed (GdkDisplay *display,
GParamSpec *pspec,
GtkLabel *label)
{
gboolean is_composited = gdk_display_is_composited (display);
if (is_composited)
gtk_label_set_text (label, "Composited");
else
gtk_label_set_text (label, "Not composited");
/* We draw a different background on the GdkSurface */
gtk_widget_queue_draw (GTK_WIDGET (gtk_widget_get_root (GTK_WIDGET (label))));
}
static void
create_alpha_window (GtkWidget *widget)
{
static GtkWidget *window;
if (!window)
{
GtkWidget *content_area;
GtkWidget *vbox;
GtkWidget *label;
GdkDisplay *display;
GtkCssProvider *provider;
window = gtk_dialog_new_with_buttons ("Alpha Window",
GTK_WINDOW (gtk_widget_get_root (widget)), 0,
"_Close", 0,
NULL);
provider = gtk_css_provider_new ();
gtk_css_provider_load_from_data (provider,
"dialog {\n"
" background: radial-gradient(ellipse at center, #FFBF00, #FFBF0000);\n"
"}\n",
-1);
gtk_style_context_add_provider (gtk_widget_get_style_context (window),
GTK_STYLE_PROVIDER (provider),
GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
g_object_unref (provider);
content_area = gtk_dialog_get_content_area (GTK_DIALOG (window));
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8);
gtk_widget_set_margin_top (vbox, 12);
gtk_widget_set_margin_bottom (vbox, 12);
gtk_widget_set_margin_start (vbox, 12);
gtk_widget_set_margin_end (vbox, 12);
gtk_widget_set_vexpand (vbox, TRUE);
label = gtk_label_new (NULL);
gtk_box_append (GTK_BOX (content_area), vbox);
gtk_box_append (GTK_BOX (vbox), label);
display = gtk_widget_get_display (window);
on_composited_changed (display, NULL, GTK_LABEL (label));
g_signal_connect (display, "notify::composited", G_CALLBACK (on_composited_changed), label);
gtk_box_append (GTK_BOX (vbox), build_alpha_widgets ());
g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
g_signal_connect (window, "response",
G_CALLBACK (gtk_window_destroy),
NULL);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_window_destroy (GTK_WINDOW (window));
}
/*
* GtkButton
*/
static void
button_window (GtkWidget *widget,
GtkWidget *button)
{
if (!gtk_widget_get_visible (button))
gtk_widget_show (button);
else
gtk_widget_hide (button);
}
static void
create_buttons (GtkWidget *widget)
{
static GtkWidget *window = NULL;
GtkWidget *box1;
GtkWidget *box2;
GtkWidget *grid;
GtkWidget *separator;
GtkWidget *button[10];
int button_x[9] = { 0, 1, 2, 0, 2, 1, 1, 2, 0 };
int button_y[9] = { 0, 1, 2, 2, 0, 2, 0, 1, 1 };
guint i;
if (!window)
{
window = gtk_window_new ();
gtk_window_set_display (GTK_WINDOW (window),
gtk_widget_get_display (widget));
g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
gtk_window_set_title (GTK_WINDOW (window), "GtkButton");
box1 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_window_set_child (GTK_WINDOW (window), box1);
grid = gtk_grid_new ();
gtk_grid_set_row_spacing (GTK_GRID (grid), 5);
gtk_grid_set_column_spacing (GTK_GRID (grid), 5);
gtk_widget_set_margin_top (grid, 10);
gtk_widget_set_margin_bottom (grid, 10);
gtk_widget_set_margin_start (grid, 10);
gtk_widget_set_margin_end (grid, 10);
gtk_box_append (GTK_BOX (box1), grid);
button[0] = gtk_button_new_with_label ("button1");
button[1] = gtk_button_new_with_mnemonic ("_button2");
button[2] = gtk_button_new_with_mnemonic ("_button3");
button[3] = gtk_button_new_with_mnemonic ("_button4");
button[4] = gtk_button_new_with_label ("button5");
button[5] = gtk_button_new_with_label ("button6");
button[6] = gtk_button_new_with_label ("button7");
button[7] = gtk_button_new_with_label ("button8");
button[8] = gtk_button_new_with_label ("button9");
for (i = 0; i < 9; i++)
{
g_signal_connect (button[i], "clicked",
G_CALLBACK (button_window),
button[(i + 1) % 9]);
gtk_widget_set_hexpand (button[i], TRUE);
gtk_widget_set_vexpand (button[i], TRUE);
gtk_grid_attach (GTK_GRID (grid), button[i],
button_x[i], button_y[i] + 1, 1, 1);
}
separator = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
gtk_box_append (GTK_BOX (box1), separator);
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
gtk_box_append (GTK_BOX (box1), box2);
button[9] = gtk_button_new_with_label ("close");
gtk_widget_set_margin_top (button[9], 10);
gtk_widget_set_margin_bottom (button[9], 10);
gtk_widget_set_margin_start (button[9], 10);
gtk_widget_set_margin_end (button[9], 10);
g_signal_connect_swapped (button[9], "clicked",
G_CALLBACK (gtk_window_destroy),
window);
gtk_box_append (GTK_BOX (box2), button[9]);
gtk_window_set_default_widget (GTK_WINDOW (window), button[9]);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_window_destroy (GTK_WINDOW (window));
}
/*
* GtkToggleButton
*/
static void
create_toggle_buttons (GtkWidget *widget)
{
static GtkWidget *window = NULL;
GtkWidget *box1;
GtkWidget *box2;
GtkWidget *button;
GtkWidget *separator;
if (!window)
{
window = gtk_window_new ();
gtk_window_set_display (GTK_WINDOW (window),
gtk_widget_get_display (widget));
g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
gtk_window_set_title (GTK_WINDOW (window), "GtkToggleButton");
box1 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_window_set_child (GTK_WINDOW (window), box1);
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
gtk_box_append (GTK_BOX (box1), box2);
button = gtk_toggle_button_new_with_label ("button1");
gtk_box_append (GTK_BOX (box2), button);
button = gtk_toggle_button_new_with_label ("button2");
gtk_box_append (GTK_BOX (box2), button);
button = gtk_toggle_button_new_with_label ("button3");
gtk_box_append (GTK_BOX (box2), button);
separator = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
gtk_box_append (GTK_BOX (box1), separator);
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
gtk_box_append (GTK_BOX (box1), box2);
button = gtk_button_new_with_label ("close");
g_signal_connect_swapped (button, "clicked",
G_CALLBACK (gtk_window_destroy),
window);
gtk_box_append (GTK_BOX (box2), button);
gtk_window_set_default_widget (GTK_WINDOW (window), button);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_window_destroy (GTK_WINDOW (window));
}
static GtkWidget *
create_widget_grid (gboolean group)
{
GtkWidget *grid;
GtkWidget *group_widget = NULL;
int i, j;
grid = gtk_grid_new ();
for (i = 0; i < 5; i++)
{
for (j = 0; j < 5; j++)
{
GtkWidget *widget;
char *tmp;
if (i == 0 && j == 0)
{
widget = NULL;
}
else if (i == 0)
{
tmp = g_strdup_printf ("%d", j);
widget = gtk_label_new (tmp);
g_free (tmp);
}
else if (j == 0)
{
tmp = g_strdup_printf ("%c", 'A' + i - 1);
widget = gtk_label_new (tmp);
g_free (tmp);
}
else
{
widget = gtk_check_button_new ();
if (group)
{
if (!group_widget)
group_widget = widget;
else
gtk_check_button_set_group (GTK_CHECK_BUTTON (widget), GTK_CHECK_BUTTON (group_widget));
}
}
if (widget)
gtk_grid_attach (GTK_GRID (grid), widget, i, j, 1, 1);
}
}
return grid;
}
/*
* GtkCheckButton
*/
static void
create_check_buttons (GtkWidget *widget)
{
static GtkWidget *window = NULL;
GtkWidget *box1;
GtkWidget *box2;
GtkWidget *button;
GtkWidget *separator;
GtkWidget *table;
if (!window)
{
window = gtk_dialog_new_with_buttons ("Check Buttons",
NULL, 0,
"_Close",
GTK_RESPONSE_NONE,
NULL);
gtk_window_set_display (GTK_WINDOW (window),
gtk_widget_get_display (widget));
g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
g_signal_connect (window, "response",
G_CALLBACK (gtk_window_destroy),
NULL);
box1 = gtk_dialog_get_content_area (GTK_DIALOG (window));
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
gtk_widget_set_hexpand (box2, TRUE);
gtk_widget_set_margin_start (box2, 10);
gtk_widget_set_margin_end (box2, 10);
gtk_widget_set_margin_top (box2, 10);
gtk_widget_set_margin_bottom (box2, 10);
gtk_box_append (GTK_BOX (box1), box2);
button = gtk_check_button_new_with_mnemonic ("_button1");
gtk_box_append (GTK_BOX (box2), button);
button = gtk_check_button_new_with_label ("button2");
gtk_box_append (GTK_BOX (box2), button);
button = gtk_check_button_new_with_label ("button3");
gtk_box_append (GTK_BOX (box2), button);
button = gtk_check_button_new_with_label ("inconsistent");
gtk_check_button_set_inconsistent (GTK_CHECK_BUTTON (button), TRUE);
gtk_box_append (GTK_BOX (box2), button);
separator = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
gtk_box_append (GTK_BOX (box1), separator);
table = create_widget_grid (FALSE);
gtk_widget_set_vexpand (table, TRUE);
gtk_box_append (GTK_BOX (box2), table);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_window_destroy (GTK_WINDOW (window));
}
static void
create_radio_buttons (GtkWidget *widget)
{
static GtkWidget *window = NULL;
GtkWidget *box1;
GtkWidget *box2;
GtkWidget *button;
GtkWidget *separator;
GtkWidget *table;
GtkWidget *group;
if (!window)
{
window = gtk_dialog_new_with_buttons ("Radio Buttons",
NULL, 0,
"_Close",
GTK_RESPONSE_NONE,
NULL);
gtk_window_set_display (GTK_WINDOW (window),
gtk_widget_get_display (widget));
g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
g_signal_connect (window, "response",
G_CALLBACK (gtk_window_destroy),
NULL);
box1 = gtk_dialog_get_content_area (GTK_DIALOG (window));
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
gtk_box_append (GTK_BOX (box1), box2);
button = gtk_check_button_new_with_label ("button1");
gtk_box_append (GTK_BOX (box2), button);
group = button;
button = gtk_check_button_new_with_label ("button2");
gtk_check_button_set_active (GTK_CHECK_BUTTON (button), TRUE);
gtk_check_button_set_group (GTK_CHECK_BUTTON (button), GTK_CHECK_BUTTON (group));
gtk_box_append (GTK_BOX (box2), button);
button = gtk_check_button_new_with_label ("button3");
gtk_check_button_set_group (GTK_CHECK_BUTTON (button), GTK_CHECK_BUTTON (group));
gtk_box_append (GTK_BOX (box2), button);
button = gtk_check_button_new_with_label ("inconsistent");
gtk_check_button_set_group (GTK_CHECK_BUTTON (button), GTK_CHECK_BUTTON (group));
gtk_check_button_set_inconsistent (GTK_CHECK_BUTTON (button), TRUE);
gtk_box_append (GTK_BOX (box2), button);
separator = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
gtk_box_append (GTK_BOX (box1), separator);
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
gtk_box_append (GTK_BOX (box1), box2);
button = gtk_check_button_new_with_label ("button4");
gtk_box_append (GTK_BOX (box2), button);
group = button;
button = gtk_check_button_new_with_label ("button5");
gtk_check_button_set_active (GTK_CHECK_BUTTON (button), TRUE);
gtk_check_button_set_group (GTK_CHECK_BUTTON (button), GTK_CHECK_BUTTON (group));
gtk_box_append (GTK_BOX (box2), button);
button = gtk_check_button_new_with_label ("button6");
gtk_check_button_set_group (GTK_CHECK_BUTTON (button), GTK_CHECK_BUTTON (group));
gtk_box_append (GTK_BOX (box2), button);
separator = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
gtk_box_append (GTK_BOX (box1), separator);
table = create_widget_grid (TRUE);
gtk_box_append (GTK_BOX (box1), table);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_window_destroy (GTK_WINDOW (window));
}
/*
* GtkToolBar
*/
static GtkWidget*
new_pixbuf (const char *filename,
GdkSurface *window)
{
GtkWidget *widget;
GdkPixbuf *pixbuf;
if (strcmp (filename, "test.xpm") == 0)
pixbuf = NULL;
else
pixbuf = gdk_pixbuf_new_from_file (filename, NULL);
if (pixbuf == NULL)
pixbuf = gdk_pixbuf_new_from_xpm_data ((const char **) openfile);
widget = gtk_image_new_from_pixbuf (pixbuf);
g_object_unref (pixbuf);
return widget;
}
/*
* GtkStatusBar
*/
static guint statusbar_counter = 1;
static void
statusbar_push (GtkWidget *button,
GtkStatusbar *statusbar)
{
char text[1024];
sprintf (text, "something %d", statusbar_counter++);
gtk_statusbar_push (statusbar, 1, text);
}
static void
statusbar_push_long (GtkWidget *button,
GtkStatusbar *statusbar)
{
char text[1024];
sprintf (text, "Just because a system has menu choices written with English words, phrases or sentences, that is no guarantee, that it is comprehensible. Individual words may not be familiar to some users (for example, \"repaginate\"), and two menu items may appear to satisfy the users's needs, whereas only one does (for example, \"put away\" or \"eject\").");
gtk_statusbar_push (statusbar, 1, text);
}
static void
statusbar_pop (GtkWidget *button,
GtkStatusbar *statusbar)
{
gtk_statusbar_pop (statusbar, 1);
}
static void
statusbar_steal (GtkWidget *button,
GtkStatusbar *statusbar)
{
gtk_statusbar_remove (statusbar, 1, 4);
}
static void
statusbar_popped (GtkStatusbar *statusbar,
guint context_id,
const char *text)
{
if (!text)
statusbar_counter = 1;
}
static void
statusbar_contexts (GtkStatusbar *statusbar)
{
const char *string;
string = "any context";
g_print ("GtkStatusBar: context=\"%s\", context_id=%d\n",
string,
gtk_statusbar_get_context_id (statusbar, string));
string = "idle messages";
g_print ("GtkStatusBar: context=\"%s\", context_id=%d\n",
string,
gtk_statusbar_get_context_id (statusbar, string));
string = "some text";
g_print ("GtkStatusBar: context=\"%s\", context_id=%d\n",
string,
gtk_statusbar_get_context_id (statusbar, string));
string = "hit the mouse";
g_print ("GtkStatusBar: context=\"%s\", context_id=%d\n",
string,
gtk_statusbar_get_context_id (statusbar, string));
string = "hit the mouse2";
g_print ("GtkStatusBar: context=\"%s\", context_id=%d\n",
string,
gtk_statusbar_get_context_id (statusbar, string));
}
static void
create_statusbar (GtkWidget *widget)
{
static GtkWidget *window = NULL;
GtkWidget *box1;
GtkWidget *box2;
GtkWidget *button;
GtkWidget *separator;
GtkWidget *statusbar;
if (!window)
{
window = gtk_window_new ();
gtk_window_set_display (GTK_WINDOW (window),
gtk_widget_get_display (widget));
g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
gtk_window_set_title (GTK_WINDOW (window), "statusbar");
box1 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_window_set_child (GTK_WINDOW (window), box1);
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
gtk_box_append (GTK_BOX (box1), box2);
statusbar = gtk_statusbar_new ();
g_signal_connect (statusbar,
"text_popped",
G_CALLBACK (statusbar_popped),
NULL);
button = g_object_new (gtk_button_get_type (),
"label", "push something",
NULL);
gtk_box_append (GTK_BOX (box2), button);
g_object_connect (button,
"signal::clicked", statusbar_push, statusbar,
NULL);
button = g_object_connect (g_object_new (gtk_button_get_type (),
"label", "pop",
NULL),
"signal_after::clicked", statusbar_pop, statusbar,
NULL);
gtk_box_append (GTK_BOX (box2), button);
button = g_object_connect (g_object_new (gtk_button_get_type (),
"label", "steal #4",
NULL),
"signal_after::clicked", statusbar_steal, statusbar,
NULL);
gtk_box_append (GTK_BOX (box2), button);
button = g_object_connect (g_object_new (gtk_button_get_type (),
"label", "test contexts",
NULL),
"swapped_signal_after::clicked", statusbar_contexts, statusbar,
NULL);
gtk_box_append (GTK_BOX (box2), button);
button = g_object_connect (g_object_new (gtk_button_get_type (),
"label", "push something long",
NULL),
"signal_after::clicked", statusbar_push_long, statusbar,
NULL);
gtk_box_append (GTK_BOX (box2), button);
separator = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
gtk_box_append (GTK_BOX (box1), separator);
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
gtk_box_append (GTK_BOX (box1), box2);
gtk_box_append (GTK_BOX (box1), statusbar);
button = gtk_button_new_with_label ("close");
g_signal_connect_swapped (button, "clicked",
G_CALLBACK (gtk_window_destroy),
window);
gtk_box_append (GTK_BOX (box2), button);
gtk_window_set_default_widget (GTK_WINDOW (window), button);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_window_destroy (GTK_WINDOW (window));
}
/*
* Label Demo
*/
static void
sensitivity_toggled (GtkWidget *toggle,
GtkWidget *widget)
{
gtk_widget_set_sensitive (widget,
gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (toggle)));
}
static GtkWidget*
create_sensitivity_control (GtkWidget *widget)
{
GtkWidget *button;
button = gtk_toggle_button_new_with_label ("Sensitive");
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button),
gtk_widget_is_sensitive (widget));
g_signal_connect (button,
"toggled",
G_CALLBACK (sensitivity_toggled),
widget);
return button;
}
static void
set_selectable_recursive (GtkWidget *widget,
gboolean setting)
{
if (GTK_IS_LABEL (widget))
gtk_label_set_selectable (GTK_LABEL (widget), setting);
else
{
GtkWidget *child;
for (child = gtk_widget_get_first_child (widget);
child != NULL;
child = gtk_widget_get_next_sibling (child))
set_selectable_recursive (child, setting);
}
}
static void
selectable_toggled (GtkWidget *toggle,
GtkWidget *widget)
{
set_selectable_recursive (widget,
gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (toggle)));
}
static GtkWidget*
create_selectable_control (GtkWidget *widget)
{
GtkWidget *button;
button = gtk_toggle_button_new_with_label ("Selectable");
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button),
FALSE);
g_signal_connect (button,
"toggled",
G_CALLBACK (selectable_toggled),
widget);
return button;
}
static void
dialog_response (GtkWidget *dialog, int response_id, GtkLabel *label)
{
const char *text;
gtk_window_destroy (GTK_WINDOW (dialog));
text = "Some <a href=\"http://en.wikipedia.org/wiki/Text\" title=\"plain text\">text</a> may be marked up\n"
"as hyperlinks, which can be clicked\n"
"or activated via <a href=\"keynav\">keynav</a>.\n"
"The links remain the same.";
gtk_label_set_markup (label, text);
}
static gboolean
activate_link (GtkWidget *label, const char *uri, gpointer data)
{
if (g_strcmp0 (uri, "keynav") == 0)
{
GtkWidget *dialog;
dialog = gtk_message_dialog_new_with_markup (GTK_WINDOW (gtk_widget_get_root (label)),
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_INFO,
GTK_BUTTONS_OK,
"The term <i>keynav</i> is a shorthand for "
"keyboard navigation and refers to the process of using a program "
"(exclusively) via keyboard input.");
gtk_window_present (GTK_WINDOW (dialog));
g_signal_connect (dialog, "response", G_CALLBACK (dialog_response), label);
return TRUE;
}
return FALSE;
}
static void create_labels (GtkWidget *widget)
{
static GtkWidget *window = NULL;
GtkWidget *hbox;
GtkWidget *vbox;
GtkWidget *frame;
GtkWidget *label;
GtkWidget *button;
if (!window)
{
window = gtk_window_new ();
gtk_window_set_display (GTK_WINDOW (window),
gtk_widget_get_display (widget));
g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
gtk_window_set_title (GTK_WINDOW (window), "Label");
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 5);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 5);
gtk_window_set_child (GTK_WINDOW (window), vbox);
button = create_sensitivity_control (hbox);
gtk_box_append (GTK_BOX (vbox), button);
button = create_selectable_control (hbox);
gtk_box_append (GTK_BOX (vbox), button);
gtk_box_append (GTK_BOX (vbox), hbox);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 5);
gtk_box_append (GTK_BOX (hbox), vbox);
frame = gtk_frame_new ("Normal Label");
label = gtk_label_new ("This is a Normal label");
gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_START);
gtk_frame_set_child (GTK_FRAME (frame), label);
gtk_box_append (GTK_BOX (vbox), frame);
frame = gtk_frame_new ("Multi-line Label");
label = gtk_label_new ("This is a Multi-line label.\nSecond line\nThird line");
gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_END);
gtk_frame_set_child (GTK_FRAME (frame), label);
gtk_box_append (GTK_BOX (vbox), frame);
frame = gtk_frame_new ("Left Justified Label");
label = gtk_label_new ("This is a Left-Justified\nMulti-line label.\nThird line");
gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_MIDDLE);
gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_LEFT);
gtk_frame_set_child (GTK_FRAME (frame), label);
gtk_box_append (GTK_BOX (vbox), frame);
frame = gtk_frame_new ("Right Justified Label");
gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_START);
label = gtk_label_new ("This is a Right-Justified\nMulti-line label.\nFourth line, (j/k)");
gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_RIGHT);
gtk_frame_set_child (GTK_FRAME (frame), label);
gtk_box_append (GTK_BOX (vbox), frame);
frame = gtk_frame_new ("Internationalized Label");
label = gtk_label_new (NULL);
gtk_label_set_markup (GTK_LABEL (label),
"French (Fran\303\247ais) Bonjour, Salut\n"
"Korean (\355\225\234\352\270\200) \354\225\210\353\205\225\355\225\230\354\204\270\354\232\224, \354\225\210\353\205\225\355\225\230\354\213\255\353\213\210\352\271\214\n"
"Russian (\320\240\321\203\321\201\321\201\320\272\320\270\320\271) \320\227\320\264\321\200\320\260\320\262\321\201\321\202\320\262\321\203\320\271\321\202\320\265!\n"
"Chinese (Simplified) <span lang=\"zh-cn\">\345\205\203\346\260\224 \345\274\200\345\217\221</span>\n"
"Chinese (Traditional) <span lang=\"zh-tw\">\345\205\203\346\260\243 \351\226\213\347\231\274</span>\n"
"Japanese <span lang=\"ja\">\345\205\203\346\260\227 \351\226\213\347\231\272</span>");
gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_LEFT);
gtk_frame_set_child (GTK_FRAME (frame), label);
gtk_box_append (GTK_BOX (vbox), frame);
frame = gtk_frame_new ("Bidirection Label");
label = gtk_label_new ("\342\200\217Arabic \330\247\331\204\330\263\331\204\330\247\331\205 \330\271\331\204\331\212\331\203\331\205\n"
"\342\200\217Hebrew \327\251\327\234\327\225\327\235");
gtk_frame_set_child (GTK_FRAME (frame), label);
gtk_box_append (GTK_BOX (vbox), frame);
frame = gtk_frame_new ("Links in a label");
label = gtk_label_new ("Some <a href=\"http://en.wikipedia.org/wiki/Text\" title=\"plain text\">text</a> may be marked up\n"
"as hyperlinks, which can be clicked\n"
"or activated via <a href=\"keynav\">keynav</a>");
gtk_label_set_use_markup (GTK_LABEL (label), TRUE);
gtk_frame_set_child (GTK_FRAME (frame), label);
gtk_box_append (GTK_BOX (vbox), frame);
g_signal_connect (label, "activate-link", G_CALLBACK (activate_link), NULL);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 5);
gtk_box_append (GTK_BOX (hbox), vbox);
frame = gtk_frame_new ("Line wrapped label");
label = gtk_label_new ("This is an example of a line-wrapped label. It should not be taking "\
"up the entire "/* big space to test spacing */\