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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"
gboolean
file_exists (const char *filename)
{
struct stat statbuf;
return stat (filename, &statbuf) == 0;
}
GtkWidget *
shape_create_icon (GdkScreen *screen,
char *xpm_file,
gint x,
gint y,
gint px,
gint py,
gint window_type);
static GtkWidget *
build_option_menu (gchar *items[],
gint num_items,
gint 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 (gchar *items[],
gint num_items,
gint history,
void (*func)(GtkWidget *widget, gpointer data),
gpointer data)
{
GtkWidget *omenu;
gint 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 gboolean
on_alpha_window_draw (GtkWidget *widget,
cairo_t *cr)
{
cairo_pattern_t *pattern;
int radius, width, height;
GdkDisplay *display;
/* Get the child allocation to avoid painting over the borders */
GtkWidget *child = gtk_bin_get_child (GTK_BIN (widget));
GtkAllocation child_allocation;
gtk_widget_get_allocation (child, &child_allocation);
cairo_translate (cr, child_allocation.x, child_allocation.y);
cairo_rectangle (cr, 0, 0, child_allocation.width, child_allocation.height);
cairo_clip (cr);
width = gtk_widget_get_allocated_width (widget);
height = gtk_widget_get_allocated_height (widget);
radius = MIN (width, height) / 2;
pattern = cairo_pattern_create_radial (width / 2,
height / 2,
0.0,
width / 2,
height / 2,
radius * 1.33);
display = gtk_widget_get_display (widget);
if (gdk_display_is_rgba (display) &&
gdk_display_is_composited (display))
cairo_set_source_rgba (cr, 1.0, 1.0, 1.0, 0.0); /* transparent */
else
cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* opaque white */
cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
cairo_paint (cr);
cairo_pattern_add_color_stop_rgba (pattern, 0.0,
1.0, 0.75, 0.0, 1.0); /* solid orange */
cairo_pattern_add_color_stop_rgba (pattern, 1.0,
1.0, 0.75, 0.0, 0.0); /* transparent orange */
cairo_set_source (cr, pattern);
cairo_pattern_destroy (pattern);
cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
cairo_paint (cr);
return FALSE;
}
static GtkWidget *
build_alpha_widgets (void)
{
GtkWidget *grid;
GtkWidget *radio_button;
GtkWidget *check_button;
GtkWidget *hbox;
GtkWidget *label;
GtkWidget *entry;
grid = gtk_grid_new ();
radio_button = gtk_radio_button_new_with_label (NULL, "Red");
gtk_widget_set_hexpand (radio_button, TRUE);
gtk_grid_attach (GTK_GRID (grid), radio_button, 0, 0, 1, 1);
radio_button = gtk_radio_button_new_with_label_from_widget (GTK_RADIO_BUTTON (radio_button), "Green");
gtk_widget_set_hexpand (radio_button, TRUE);
gtk_grid_attach (GTK_GRID (grid), radio_button, 0, 1, 1, 1);
radio_button = gtk_radio_button_new_with_label_from_widget (GTK_RADIO_BUTTON (radio_button), "Blue"),
gtk_widget_set_hexpand (radio_button, TRUE);
gtk_grid_attach (GTK_GRID (grid), radio_button, 0, 2, 1, 1);
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_pack_start (GTK_BOX (hbox), label);
entry = gtk_entry_new ();
gtk_widget_set_hexpand (entry, TRUE);
gtk_box_pack_start (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 GdkWindow */
gtk_widget_queue_draw (gtk_widget_get_toplevel (GTK_WIDGET (label)));
}
void
create_alpha_window (GtkWidget *widget)
{
static GtkWidget *window;
if (!window)
{
GtkWidget *content_area;
GtkWidget *vbox;
GtkWidget *label;
GdkDisplay *display;
window = gtk_dialog_new_with_buttons ("Alpha Window",
GTK_WINDOW (gtk_widget_get_toplevel (widget)), 0,
"_Close", 0,
NULL);
g_signal_connect (window, "draw",
G_CALLBACK (on_alpha_window_draw), NULL);
content_area = gtk_dialog_get_content_area (GTK_DIALOG (window));
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8);
gtk_box_pack_start (GTK_BOX (content_area), vbox);
label = gtk_label_new (NULL);
gtk_box_pack_start (GTK_BOX (vbox), label);
label = gtk_label_new (NULL);
gtk_box_pack_start (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_pack_start (GTK_BOX (vbox), build_alpha_widgets ());
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed),
&window);
g_signal_connect (window, "response",
G_CALLBACK (gtk_widget_destroy),
NULL);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_widget_destroy (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_TOPLEVEL);
gtk_window_set_screen (GTK_WINDOW (window),
gtk_widget_get_screen (widget));
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed),
&window);
gtk_window_set_title (GTK_WINDOW (window), "GtkButton");
box1 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_container_add (GTK_CONTAINER (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_box_pack_start (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_pack_start (GTK_BOX (box1), separator);
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
gtk_box_pack_start (GTK_BOX (box1), box2);
button[9] = gtk_button_new_with_label ("close");
g_signal_connect_swapped (button[9], "clicked",
G_CALLBACK (gtk_widget_destroy),
window);
gtk_box_pack_start (GTK_BOX (box2), button[9]);
gtk_widget_set_can_default (button[9], TRUE);
gtk_widget_grab_default (button[9]);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_widget_destroy (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_TOPLEVEL);
gtk_window_set_screen (GTK_WINDOW (window),
gtk_widget_get_screen (widget));
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed),
&window);
gtk_window_set_title (GTK_WINDOW (window), "GtkToggleButton");
box1 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_container_add (GTK_CONTAINER (window), box1);
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
gtk_box_pack_start (GTK_BOX (box1), box2);
button = gtk_toggle_button_new_with_label ("button1");
gtk_box_pack_start (GTK_BOX (box2), button);
button = gtk_toggle_button_new_with_label ("button2");
gtk_box_pack_start (GTK_BOX (box2), button);
button = gtk_toggle_button_new_with_label ("button3");
gtk_box_pack_start (GTK_BOX (box2), button);
separator = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
gtk_box_pack_start (GTK_BOX (box1), separator);
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
gtk_box_pack_start (GTK_BOX (box1), box2);
button = gtk_button_new_with_label ("close");
g_signal_connect_swapped (button, "clicked",
G_CALLBACK (gtk_widget_destroy),
window);
gtk_box_pack_start (GTK_BOX (box2), button);
gtk_widget_set_can_default (button, TRUE);
gtk_widget_grab_default (button);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_widget_destroy (window);
}
static GtkWidget *
create_widget_grid (GType widget_type)
{
GtkWidget *grid;
GtkWidget *group_widget = NULL;
gint 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 = g_object_new (widget_type, NULL);
if (g_type_is_a (widget_type, GTK_TYPE_RADIO_BUTTON))
{
if (!group_widget)
group_widget = widget;
else
g_object_set (widget, "group", group_widget, NULL);
}
}
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_screen (GTK_WINDOW (window),
gtk_widget_get_screen (widget));
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed),
&window);
g_signal_connect (window, "response",
G_CALLBACK (gtk_widget_destroy),
NULL);
box1 = gtk_dialog_get_content_area (GTK_DIALOG (window));
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
gtk_box_pack_start (GTK_BOX (box1), box2);
button = gtk_check_button_new_with_mnemonic ("_button1");
gtk_box_pack_start (GTK_BOX (box2), button);
button = gtk_check_button_new_with_label ("button2");
gtk_box_pack_start (GTK_BOX (box2), button);
button = gtk_check_button_new_with_label ("button3");
gtk_box_pack_start (GTK_BOX (box2), button);
button = gtk_check_button_new_with_label ("inconsistent");
gtk_check_button_set_inconsistent (GTK_CHECK_BUTTON (button), TRUE);
gtk_box_pack_start (GTK_BOX (box2), button);
separator = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
gtk_box_pack_start (GTK_BOX (box1), separator);
table = create_widget_grid (GTK_TYPE_CHECK_BUTTON);
gtk_box_pack_start (GTK_BOX (box1), table);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_widget_destroy (window);
}
/*
* GtkRadioButton
*/
static void
create_radio_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 ("Radio Buttons",
NULL, 0,
"_Close",
GTK_RESPONSE_NONE,
NULL);
gtk_window_set_screen (GTK_WINDOW (window),
gtk_widget_get_screen (widget));
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed),
&window);
g_signal_connect (window, "response",
G_CALLBACK (gtk_widget_destroy),
NULL);
box1 = gtk_dialog_get_content_area (GTK_DIALOG (window));
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
gtk_box_pack_start (GTK_BOX (box1), box2);
button = gtk_radio_button_new_with_label (NULL, "button1");
gtk_box_pack_start (GTK_BOX (box2), button);
button = gtk_radio_button_new_with_label (
gtk_radio_button_get_group (GTK_RADIO_BUTTON (button)),
"button2");
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), TRUE);
gtk_box_pack_start (GTK_BOX (box2), button);
button = gtk_radio_button_new_with_label (
gtk_radio_button_get_group (GTK_RADIO_BUTTON (button)),
"button3");
gtk_box_pack_start (GTK_BOX (box2), button);
button = gtk_radio_button_new_with_label (
gtk_radio_button_get_group (GTK_RADIO_BUTTON (button)),
"inconsistent");
gtk_check_button_set_inconsistent (GTK_CHECK_BUTTON (button), TRUE);
gtk_box_pack_start (GTK_BOX (box2), button);
separator = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
gtk_box_pack_start (GTK_BOX (box1), separator);
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
gtk_box_pack_start (GTK_BOX (box1), box2);
button = gtk_radio_button_new_with_label (NULL, "button4");
gtk_check_button_set_draw_indicator (GTK_CHECK_BUTTON (button), FALSE);
gtk_box_pack_start (GTK_BOX (box2), button);
button = gtk_radio_button_new_with_label (
gtk_radio_button_get_group (GTK_RADIO_BUTTON (button)),
"button5");
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), TRUE);
gtk_check_button_set_draw_indicator (GTK_CHECK_BUTTON (button), FALSE);
gtk_box_pack_start (GTK_BOX (box2), button);
button = gtk_radio_button_new_with_label (
gtk_radio_button_get_group (GTK_RADIO_BUTTON (button)),
"button6");
gtk_check_button_set_draw_indicator (GTK_CHECK_BUTTON (button), FALSE);
gtk_box_pack_start (GTK_BOX (box2), button);
separator = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
gtk_box_pack_start (GTK_BOX (box1), separator);
table = create_widget_grid (GTK_TYPE_RADIO_BUTTON);
gtk_box_pack_start (GTK_BOX (box1), table);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_widget_destroy (window);
}
/*
* GtkButtonBox
*/
static GtkWidget *
create_bbox (gint horizontal,
char* title,
gint spacing,
gint child_w,
gint child_h,
gint layout)
{
GtkWidget *frame;
GtkWidget *bbox;
GtkWidget *button;
frame = gtk_frame_new (title);
if (horizontal)
bbox = gtk_button_box_new (GTK_ORIENTATION_HORIZONTAL);
else
bbox = gtk_button_box_new (GTK_ORIENTATION_VERTICAL);
gtk_container_add (GTK_CONTAINER (frame), bbox);
gtk_button_box_set_layout (GTK_BUTTON_BOX (bbox), layout);
gtk_box_set_spacing (GTK_BOX (bbox), spacing);
button = gtk_button_new_with_label ("OK");
gtk_container_add (GTK_CONTAINER (bbox), button);
button = gtk_button_new_with_label ("Cancel");
gtk_container_add (GTK_CONTAINER (bbox), button);
button = gtk_button_new_with_label ("Help");
gtk_container_add (GTK_CONTAINER (bbox), button);
return frame;
}
static void
create_button_box (GtkWidget *widget)
{
static GtkWidget* window = NULL;
GtkWidget *main_vbox;
GtkWidget *vbox;
GtkWidget *hbox;
GtkWidget *frame_horz;
GtkWidget *frame_vert;
if (!window)
{
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_screen (GTK_WINDOW (window), gtk_widget_get_screen (widget));
gtk_window_set_title (GTK_WINDOW (window), "Button Boxes");
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed),
&window);
main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_container_add (GTK_CONTAINER (window), main_vbox);
frame_horz = gtk_frame_new ("Horizontal Button Boxes");
gtk_widget_set_margin_top (frame_horz, 10);
gtk_widget_set_margin_bottom (frame_horz, 10);
gtk_box_pack_start (GTK_BOX (main_vbox), frame_horz);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_container_add (GTK_CONTAINER (frame_horz), vbox);
gtk_box_pack_start (GTK_BOX (vbox),
create_bbox (TRUE, "Spread", 40, 85, 20, GTK_BUTTONBOX_SPREAD));
gtk_box_pack_start (GTK_BOX (vbox),
create_bbox (TRUE, "Edge", 40, 85, 20, GTK_BUTTONBOX_EDGE));
gtk_box_pack_start (GTK_BOX (vbox),
create_bbox (TRUE, "Start", 40, 85, 20, GTK_BUTTONBOX_START));
gtk_box_pack_start (GTK_BOX (vbox),
create_bbox (TRUE, "End", 40, 85, 20, GTK_BUTTONBOX_END));
gtk_box_pack_start (GTK_BOX (vbox),
create_bbox (TRUE, "Center", 40, 85, 20, GTK_BUTTONBOX_CENTER));
frame_vert = gtk_frame_new ("Vertical Button Boxes");
gtk_widget_set_margin_top (frame_vert, 10);
gtk_widget_set_margin_bottom (frame_vert, 10);
gtk_box_pack_start (GTK_BOX (main_vbox), frame_vert);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_container_add (GTK_CONTAINER (frame_vert), hbox);
gtk_box_pack_start (GTK_BOX (hbox),
create_bbox (FALSE, "Spread", 30, 85, 20, GTK_BUTTONBOX_SPREAD));
gtk_box_pack_start (GTK_BOX (hbox),
create_bbox (FALSE, "Edge", 30, 85, 20, GTK_BUTTONBOX_EDGE));
gtk_box_pack_start (GTK_BOX (hbox),
create_bbox (FALSE, "Start", 30, 85, 20, GTK_BUTTONBOX_START));
gtk_box_pack_start (GTK_BOX (hbox),
create_bbox (FALSE, "End", 30, 85, 20, GTK_BUTTONBOX_END));
gtk_box_pack_start (GTK_BOX (hbox),
create_bbox (FALSE, "Center", 30, 85, 20, GTK_BUTTONBOX_CENTER));
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_widget_destroy (window);
}
/*
* GtkToolBar
*/
static GtkWidget*
new_pixbuf (char *filename,
GdkWindow *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)
{
gchar text[1024];
sprintf (text, "something %d", statusbar_counter++);
gtk_statusbar_push (statusbar, 1, text);
}
static void
statusbar_push_long (GtkWidget *button,
GtkStatusbar *statusbar)
{
gchar 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 gchar *text)
{
if (!text)
statusbar_counter = 1;
}
static void
statusbar_contexts (GtkStatusbar *statusbar)
{
gchar *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_TOPLEVEL);
gtk_window_set_screen (GTK_WINDOW (window),
gtk_widget_get_screen (widget));
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed),
&window);
gtk_window_set_title (GTK_WINDOW (window), "statusbar");
box1 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_container_add (GTK_CONTAINER (window), box1);
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
gtk_box_pack_start (GTK_BOX (box1), box2);
statusbar = gtk_statusbar_new ();
gtk_box_pack_end (GTK_BOX (box1), statusbar);
g_signal_connect (statusbar,
"text_popped",
G_CALLBACK (statusbar_popped),
NULL);
button = g_object_new (gtk_button_get_type (),
"label", "push something",
"visible", TRUE,
"parent", box2,
NULL);
g_object_connect (button,
"signal::clicked", statusbar_push, statusbar,
NULL);
button = g_object_connect (g_object_new (gtk_button_get_type (),
"label", "pop",
"visible", TRUE,
"parent", box2,
NULL),
"signal_after::clicked", statusbar_pop, statusbar,
NULL);
button = g_object_connect (g_object_new (gtk_button_get_type (),
"label", "steal #4",
"visible", TRUE,
"parent", box2,
NULL),
"signal_after::clicked", statusbar_steal, statusbar,
NULL);
button = g_object_connect (g_object_new (gtk_button_get_type (),
"label", "test contexts",
"visible", TRUE,
"parent", box2,
NULL),
"swapped_signal_after::clicked", statusbar_contexts, statusbar,
NULL);
button = g_object_connect (g_object_new (gtk_button_get_type (),
"label", "push something long",
"visible", TRUE,
"parent", box2,
NULL),
"signal_after::clicked", statusbar_push_long, statusbar,
NULL);
separator = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
gtk_box_pack_start (GTK_BOX (box1), separator);
box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
gtk_box_pack_start (GTK_BOX (box1), box2);
button = gtk_button_new_with_label ("close");
g_signal_connect_swapped (button, "clicked",
G_CALLBACK (gtk_widget_destroy),
window);
gtk_box_pack_start (GTK_BOX (box2), button);
gtk_widget_set_can_default (button, TRUE);
gtk_widget_grab_default (button);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_widget_destroy (window);
}
/* Alpha demo */
static void
alpha_changed (GtkRange *range, GtkWidget *widget)
{
gdouble alpha;
alpha = gtk_range_get_value (range);
gtk_widget_set_opacity (widget, alpha / 100.0);
}
void
create_alpha_widgets (GtkWidget *widget)
{
static GtkWidget *window = NULL;
if (!window)
{
GtkWidget *vbox2, *vbox, *main_hbox;
GtkWidget *button, *event_box, *label, *scale;
GtkWidget *alpha1, *alpha2, *alpha3;