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gimp/app/devices.c

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/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "config.h"
#include <stdio.h>
#include <string.h>
#include <gtk/gtk.h>
#include "libgimpcolor/gimpcolor.h"
#include "libgimpbase/gimpbase.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets/widgets-types.h"
#include "core/gimp.h"
#include "core/gimpbrush.h"
#include "core/gimpcontainer.h"
#include "core/gimpcontext.h"
#include "core/gimpdatafactory.h"
#include "core/gimpgradient.h"
#include "core/gimppattern.h"
#include "core/gimptoolinfo.h"
#include "widgets/gimpdnd.h"
#include "widgets/gimppreview.h"
#include "appenv.h"
#include "app_procs.h"
#include "devices.h"
#include "gimprc.h"
#include "libgimp/gimpintl.h"
#define CELL_SIZE 20 /* The size of the preview cells */
#define DEVICE_CONTEXT_MASK (GIMP_CONTEXT_TOOL_MASK | \
GIMP_CONTEXT_FOREGROUND_MASK | \
GIMP_CONTEXT_BACKGROUND_MASK | \
GIMP_CONTEXT_BRUSH_MASK | \
GIMP_CONTEXT_PATTERN_MASK | \
GIMP_CONTEXT_GRADIENT_MASK)
typedef struct _DeviceInfo DeviceInfo;
struct _DeviceInfo
{
GdkDevice *device;
gchar *name;
gshort is_present; /* is the device currently present */
/* gdk_input options - for not present devices */
GdkInputMode mode;
gint num_axes;
GdkAxisUse *axes;
gint num_keys;
GdkDeviceKey *keys;
GimpContext *context;
};
typedef struct _DeviceInfoDialog DeviceInfoDialog;
struct _DeviceInfoDialog
{
gint num_devices;
GdkDevice *current;
GdkDevice **devices;
GtkWidget *shell;
GtkWidget *table;
GtkWidget **frames;
GtkWidget **tools;
GtkWidget **foregrounds;
GtkWidget **backgrounds;
GtkWidget **brushes;
GtkWidget **patterns;
GtkWidget **gradients;
};
/* local functions */
static void input_dialog_able_callback (GtkWidget *widget,
GdkDevice *device,
gpointer data);
static void devices_write_rc_device (DeviceInfo *device_info,
FILE *fp);
static void devices_write_rc (void);
static void device_status_destroy_callback (void);
static void devices_close_callback (GtkWidget *widget,
gpointer data);
static void device_status_update (GdkDevice *device);
static void device_status_update_current (void);
static void device_status_drop_tool (GtkWidget *widget,
GimpViewable *viewable,
gpointer data);
static void device_status_foreground_changed (GtkWidget *widget,
gpointer data);
static void device_status_background_changed (GtkWidget *widget,
gpointer data);
static void device_status_drop_brush (GtkWidget *widget,
GimpViewable *viewable,
gpointer data);
static void device_status_drop_pattern (GtkWidget *widget,
GimpViewable *viewable,
gpointer data);
static void device_status_drop_gradient (GtkWidget *widget,
GimpViewable *viewable,
gpointer data);
static void device_status_data_changed (GimpContext *context,
gpointer dummy,
gpointer data);
static void device_status_context_connect (GimpContext *context,
GdkDevice *device);
/* global data */
GdkDevice *current_device = NULL;
/* local data */
static GList *device_info_list = NULL;
static DeviceInfoDialog *deviceD = NULL;
/* if true, don't update device information dialog */
static gboolean suppress_update = FALSE;
/* utility functions for the device_info_list */
static DeviceInfo *
device_info_get_by_device (GdkDevice *device)
{
DeviceInfo *info;
GList *list;
for (list = device_info_list; list; list = g_list_next (list))
{
info = (DeviceInfo *) list->data;
if (info->device == device)
return info;
}
return NULL;
}
static DeviceInfo *
device_info_get_by_name (gchar *name)
{
DeviceInfo *info;
GList *list;
for (list = device_info_list; list; list = g_list_next (list))
{
info = (DeviceInfo *) list->data;
if (!strcmp (info->name, name))
return info;
}
return NULL;
}
/* the gtk input dialog */
GtkWidget *
input_dialog_create (void)
{
static GtkWidget *inputd = NULL;
if (inputd)
return inputd;
inputd = gtk_input_dialog_new ();
g_signal_connect (G_OBJECT (GTK_INPUT_DIALOG (inputd)->save_button),
"clicked",
G_CALLBACK (devices_write_rc),
NULL);
g_signal_connect (G_OBJECT (GTK_INPUT_DIALOG (inputd)->close_button),
"clicked",
G_CALLBACK (devices_close_callback),
inputd);
g_signal_connect (G_OBJECT (inputd), "destroy",
G_CALLBACK (gtk_widget_destroyed),
&inputd);
g_signal_connect (G_OBJECT (inputd), "enable_device",
G_CALLBACK (input_dialog_able_callback),
NULL);
g_signal_connect (G_OBJECT (inputd), "disable_device",
G_CALLBACK (input_dialog_able_callback),
NULL);
/* Connect the "F1" help key */
gimp_help_connect (inputd,
gimp_standard_help_func,
"dialogs/input_devices.html");
return inputd;
}
static void
input_dialog_able_callback (GtkWidget *widget,
GdkDevice *device,
gpointer data)
{
device_status_update (device);
}
void
devices_init (void)
{
GdkDevice *device;
DeviceInfo *device_info;
GList *list;
current_device = gdk_core_pointer;
/* create device info structures for present devices */
for (list = gdk_devices_list (); list; list = g_list_next (list))
{
device = (GdkDevice *) list->data;
device_info = g_new (DeviceInfo, 1);
device_info->device = device;
device_info->name = g_strdup (device->name);
device_info->mode = device->mode;
device_info->is_present = TRUE;
device_info->num_axes = device->num_axes;
device_info->axes = NULL;
device_info->num_keys = device->num_keys;
device_info->keys = NULL;
device_info->context = gimp_create_context (the_gimp,
device_info->name, NULL);
gimp_context_define_args (device_info->context,
DEVICE_CONTEXT_MASK,
FALSE);
gimp_context_copy_args (gimp_get_user_context (the_gimp),
device_info->context,
DEVICE_CONTEXT_MASK);
device_status_context_connect (device_info->context,
device_info->device);
device_info_list = g_list_append (device_info_list, device_info);
}
}
void
devices_restore (void)
{
DeviceInfo *device_info;
GimpContext *context;
gchar *filename;
/* Augment with information from rc file */
filename = gimp_personal_rc_file ("devicerc");
gimprc_parse_file (filename);
g_free (filename);
if ((device_info = device_info_get_by_device (current_device)) == NULL)
return;
suppress_update = TRUE;
context = gimp_get_user_context (the_gimp);
gimp_context_copy_args (device_info->context, context, DEVICE_CONTEXT_MASK);
gimp_context_set_parent (device_info->context, context);
suppress_update = FALSE;
}
void
devices_rc_update (gchar *name,
DeviceValues values,
GdkInputMode mode,
gint num_axes,
GdkAxisUse *axes,
gint num_keys,
GdkDeviceKey *keys,
const gchar *tool_name,
GimpRGB *foreground,
GimpRGB *background,
const gchar *brush_name,
const gchar *pattern_name,
const gchar *gradient_name)
{
DeviceInfo *device_info;
/* Find device if we have it */
device_info = device_info_get_by_name (name);
if (! device_info)
{
device_info = g_new (DeviceInfo, 1);
device_info->device = NULL;
device_info->name = g_strdup (name);
device_info->is_present = FALSE;
if (values & DEVICE_AXES)
{
device_info->num_axes = num_axes;
device_info->axes = g_new (GdkAxisUse, num_axes);
memcpy (device_info->axes, axes, num_axes * sizeof (GdkAxisUse));
}
else
{
device_info->num_axes = 0;
device_info->axes = NULL;
}
if (values & DEVICE_KEYS)
{
device_info->num_keys = num_keys;
device_info->keys = g_new (GdkDeviceKey, num_keys);
memcpy (device_info->keys, axes, num_keys * sizeof (GdkDeviceKey));
}
else
{
device_info->num_keys = 0;
device_info->keys = NULL;
}
if (values & DEVICE_MODE)
device_info->mode = mode;
else
device_info->mode = GDK_MODE_DISABLED;
device_info->context = gimp_create_context (the_gimp,
device_info->name, NULL);
gimp_context_define_args (device_info->context,
DEVICE_CONTEXT_MASK,
FALSE);
gimp_context_copy_args (gimp_get_user_context (the_gimp),
device_info->context,
DEVICE_CONTEXT_MASK);
device_status_context_connect (device_info->context,
device_info->device);
device_info_list = g_list_append (device_info_list, device_info);
}
else
{
GdkDevice *device;
device = device_info->device;
if (device)
{
if (values & DEVICE_MODE)
{
gdk_device_set_mode (device, mode);
}
if ((values & DEVICE_AXES) && num_axes >= device->num_axes)
{
gint i;
for (i = 0; i < MIN (num_axes, device->num_axes); i++)
{
gdk_device_set_axis_use (device, i, axes[i]);
}
}
if ((values & DEVICE_KEYS) && num_keys >= device->num_keys)
{
gint i;
for (i = 0; i < MIN (num_keys, device->num_keys); i++)
{
gdk_device_set_key (device, i,
keys[i].keyval,
keys[i].modifiers);
}
}
}
else
{
g_warning ("devices_rc_update called multiple times "
"for not present device\n");
return;
}
}
if (values & DEVICE_TOOL)
{
GimpToolInfo *tool_info;
tool_info = (GimpToolInfo *)
gimp_container_get_child_by_name (the_gimp->tool_info_list,
tool_name);
if (tool_info)
{
gimp_context_set_tool (device_info->context, tool_info);
}
else
{
g_free (device_info->context->tool_name);
device_info->context->tool_name = g_strdup (tool_name);
}
}
if (values & DEVICE_FOREGROUND)
{
gimp_context_set_foreground (device_info->context, foreground);
}
if (values & DEVICE_BACKGROUND)
{
gimp_context_set_background (device_info->context, background);
}
if (values & DEVICE_BRUSH)
{
GimpBrush *brush;
brush = (GimpBrush *)
gimp_container_get_child_by_name (the_gimp->brush_factory->container,
brush_name);
if (brush)
{
gimp_context_set_brush (device_info->context, brush);
}
else if (no_data)
{
g_free (device_info->context->brush_name);
device_info->context->brush_name = g_strdup (brush_name);
}
}
if (values & DEVICE_PATTERN)
{
GimpPattern *pattern;
pattern = (GimpPattern *)
gimp_container_get_child_by_name (the_gimp->pattern_factory->container,
pattern_name);
if (pattern)
{
gimp_context_set_pattern (device_info->context, pattern);
}
else if (no_data)
{
g_free (device_info->context->pattern_name);
device_info->context->pattern_name = g_strdup (pattern_name);
}
}
if (values & DEVICE_GRADIENT)
{
GimpGradient *gradient;
gradient = (GimpGradient *)
gimp_container_get_child_by_name (the_gimp->gradient_factory->container,
gradient_name);
if (gradient)
{
gimp_context_set_gradient (device_info->context, gradient);
}
else if (no_data)
{
g_free (device_info->context->gradient_name);
device_info->context->gradient_name = g_strdup (gradient_name);
}
}
}
void
select_device (GdkDevice *new_device)
{
DeviceInfo *device_info;
GimpContext *context;
device_info = device_info_get_by_device (current_device);
gimp_context_unset_parent (device_info->context);
suppress_update = TRUE;
device_info = device_info_get_by_device (new_device);
current_device = new_device;
context = gimp_get_user_context (the_gimp);
gimp_context_copy_args (device_info->context, context, DEVICE_CONTEXT_MASK);
gimp_context_set_parent (device_info->context, context);
suppress_update = FALSE;
device_status_update_current ();
}
gboolean
devices_check_change (GdkEvent *event)
{
GdkDevice *device;
switch (event->type)
{
case GDK_MOTION_NOTIFY:
device = ((GdkEventMotion *) event)->device;
break;
case GDK_BUTTON_PRESS:
case GDK_BUTTON_RELEASE:
device = ((GdkEventButton *) event)->device;
break;
case GDK_PROXIMITY_OUT:
device = ((GdkEventProximity *) event)->device;
break;
default:
device = current_device;
}
if (device != current_device)
{
select_device (device);
return TRUE;
}
return FALSE;
}
static void
devices_write_rc_device (DeviceInfo *device_info,
FILE *fp)
{
GdkDevice *device = NULL;
gchar *mode = NULL;
gint i;
if (device_info->is_present)
device = device_info->device;
fprintf (fp, "(device \"%s\"", device_info->name);
switch (device ? device->mode : device_info->mode)
{
case GDK_MODE_DISABLED:
mode = "disabled";
break;
case GDK_MODE_SCREEN:
mode = "screen";
break;
case GDK_MODE_WINDOW:
mode = "window";
break;
}
fprintf (fp, "\n (mode %s)", mode);
fprintf (fp, "\n (axes %d",
device ? device->num_axes : device_info->num_axes);
for (i = 0; i < (device ? device->num_axes : device_info->num_axes); i++)
{
gchar *axis_type = NULL;
switch (device ? device->axes[i].use : device_info->axes[i])
{
case GDK_AXIS_IGNORE:
axis_type = "ignore";
break;
case GDK_AXIS_X:
axis_type = "x";
break;
case GDK_AXIS_Y:
axis_type = "y";
break;
case GDK_AXIS_PRESSURE:
axis_type = "pressure";
break;
case GDK_AXIS_XTILT:
axis_type = "xtilt";
break;
case GDK_AXIS_YTILT:
axis_type = "ytilt";
break;
}
fprintf (fp, " %s",axis_type);
}
fprintf (fp,")");
fprintf (fp, "\n (keys %d",
device ? device->num_keys : device_info->num_keys);
for (i = 0; i < (device ? device->num_keys : device_info->num_keys); i++)
{
GdkModifierType modifiers = (device ? device->keys[i].modifiers :
device_info->keys[i].modifiers);
guint keyval = (device ? device->keys[i].keyval :
device_info->keys[i].keyval);
if (keyval)
{
/* FIXME: integrate this back with menus_install_accelerator */
gchar accel[64];
gchar t2[2];
accel[0] = '\0';
if (modifiers & GDK_CONTROL_MASK)
strcat (accel, "<control>");
if (modifiers & GDK_SHIFT_MASK)
strcat (accel, "<shift>");
if (modifiers & GDK_MOD1_MASK)
strcat (accel, "<alt>");
t2[0] = keyval;
t2[1] = '\0';
strcat (accel, t2);
fprintf (fp, " \"%s\"",accel);
}
else
fprintf (fp, " \"\"");
}
fprintf (fp,")");
if (gimp_context_get_tool (device_info->context))
{
fprintf (fp, "\n (tool \"%s\")",
GIMP_OBJECT (gimp_context_get_tool (device_info->context))->name);
}
{
GimpRGB color;
gimp_context_get_foreground (device_info->context, &color);
fprintf (fp, "\n (foreground (color-rgb %f %f %f))",
color.r, color.g, color.b);
gimp_context_get_background (device_info->context, &color);
fprintf (fp, "\n (background (color-rgb %f %f %f))",
color.r, color.g, color.b);
}
if (gimp_context_get_brush (device_info->context))
{
fprintf (fp, "\n (brush \"%s\")",
GIMP_OBJECT (gimp_context_get_brush (device_info->context))->name);
}
if (gimp_context_get_pattern (device_info->context))
{
fprintf (fp, "\n (pattern \"%s\")",
GIMP_OBJECT (gimp_context_get_pattern (device_info->context))->name);
}
if (gimp_context_get_gradient (device_info->context))
{
fprintf (fp, "\n (gradient \"%s\")",
GIMP_OBJECT (gimp_context_get_gradient (device_info->context))->name);
}
fprintf(fp,")\n");
}
static void
devices_write_rc (void)
{
DeviceInfo *device_info;
gchar *filename;
FILE *fp;
device_info = device_info_get_by_device (current_device);
filename = gimp_personal_rc_file ("devicerc");
fp = fopen (filename, "wb");
g_free (filename);
if (!fp)
return;
g_list_foreach (device_info_list, (GFunc) devices_write_rc_device, fp);
fclose (fp);
}
GtkWidget *
device_status_create (void)
{
DeviceInfo *device_info;
GtkWidget *label;
GimpRGB color;
GList *list;
gint i;
if (deviceD)
return deviceD->shell;
deviceD = g_new (DeviceInfoDialog, 1);
deviceD->shell = gimp_dialog_new (_("Device Status"), "device_status",
gimp_standard_help_func,
"dialogs/device_status.html",
GTK_WIN_POS_NONE,
FALSE, FALSE, TRUE,
GTK_STOCK_SAVE, devices_write_rc,
NULL, NULL, NULL, FALSE, FALSE,
GTK_STOCK_CLOSE, devices_close_callback,
NULL, NULL, NULL, TRUE, TRUE,
NULL);
deviceD->num_devices = 0;
for (list = device_info_list; list; list = g_list_next (list))
{
if (((DeviceInfo *) list->data)->is_present)
deviceD->num_devices++;
}
/* devices table */
deviceD->table = gtk_table_new (deviceD->num_devices, 7, FALSE);
gtk_container_set_border_width (GTK_CONTAINER (deviceD->table), 3);
gtk_container_add (GTK_CONTAINER (GTK_DIALOG (deviceD->shell)->vbox),
deviceD->table);
gtk_widget_realize (deviceD->table);
gtk_widget_show (deviceD->table);
deviceD->devices = g_new (GdkDevice *, deviceD->num_devices);
deviceD->frames = g_new (GtkWidget *, deviceD->num_devices);
deviceD->tools = g_new (GtkWidget *, deviceD->num_devices);
deviceD->foregrounds = g_new (GtkWidget *, deviceD->num_devices);
deviceD->backgrounds = g_new (GtkWidget *, deviceD->num_devices);
deviceD->brushes = g_new (GtkWidget *, deviceD->num_devices);
deviceD->patterns = g_new (GtkWidget *, deviceD->num_devices);
deviceD->gradients = g_new (GtkWidget *, deviceD->num_devices);
for (list = device_info_list, i = 0; list; list = g_list_next (list), i++)
{
if (!((DeviceInfo *) list->data)->is_present)
continue;
device_info = (DeviceInfo *) list->data;
deviceD->devices[i] = device_info->device;
/* the device name */
deviceD->frames[i] = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME(deviceD->frames[i]), GTK_SHADOW_OUT);
gtk_table_attach (GTK_TABLE(deviceD->table), deviceD->frames[i],
0, 1, i, i+1,
GTK_FILL, GTK_FILL, 2, 0);
label = gtk_label_new (device_info->name);
gtk_misc_set_padding (GTK_MISC(label), 2, 0);
gtk_container_add (GTK_CONTAINER(deviceD->frames[i]), label);
gtk_widget_show(label);
/* the tool */
deviceD->tools[i] =
gimp_preview_new_full (GIMP_VIEWABLE (gimp_context_get_tool (device_info->context)),
CELL_SIZE, CELL_SIZE, 0,
FALSE, FALSE, TRUE);
g_signal_connect_object (G_OBJECT (device_info->context),
"tool_changed",
G_CALLBACK (gimp_preview_set_viewable),
G_OBJECT (deviceD->tools[i]),
G_CONNECT_SWAPPED);
gimp_gtk_drag_dest_set_by_type (deviceD->tools[i],
GTK_DEST_DEFAULT_ALL,
GIMP_TYPE_TOOL_INFO,
GDK_ACTION_COPY);
gimp_dnd_viewable_dest_set (deviceD->tools[i],
GIMP_TYPE_TOOL_INFO,
device_status_drop_tool,
device_info);
gtk_table_attach (GTK_TABLE (deviceD->table), deviceD->tools[i],
1, 2, i, i+1,
0, 0, 2, 2);
/* the foreground color */
deviceD->foregrounds[i] =
gimp_color_area_new (&color,
GIMP_COLOR_AREA_FLAT,
GDK_BUTTON1_MASK | GDK_BUTTON2_MASK);
gtk_widget_set_usize (deviceD->foregrounds[i], CELL_SIZE, CELL_SIZE);
g_signal_connect (G_OBJECT (deviceD->foregrounds[i]), "color_changed",
G_CALLBACK (device_status_foreground_changed),
device_info);
gtk_table_attach (GTK_TABLE (deviceD->table),
deviceD->foregrounds[i],
2, 3, i, i+1,
0, 0, 2, 2);
/* the background color */
deviceD->backgrounds[i] =
gimp_color_area_new (&color,
GIMP_COLOR_AREA_FLAT,
GDK_BUTTON1_MASK | GDK_BUTTON2_MASK);
gtk_widget_set_usize (deviceD->backgrounds[i], CELL_SIZE, CELL_SIZE);
g_signal_connect (G_OBJECT (deviceD->backgrounds[i]), "color_changed",
G_CALLBACK (device_status_background_changed),
device_info);
gtk_table_attach (GTK_TABLE (deviceD->table),
deviceD->backgrounds[i],
3, 4, i, i+1,
0, 0, 2, 2);
/* the brush */
deviceD->brushes[i] =
gimp_preview_new_full (GIMP_VIEWABLE (gimp_context_get_brush (device_info->context)),
CELL_SIZE, CELL_SIZE, 0,
FALSE, FALSE, TRUE);
g_signal_connect_object (G_OBJECT (device_info->context),"brush_changed",
G_CALLBACK (gimp_preview_set_viewable),
G_OBJECT (deviceD->brushes[i]),
G_CONNECT_SWAPPED);
gimp_gtk_drag_dest_set_by_type (deviceD->brushes[i],
GTK_DEST_DEFAULT_ALL,
GIMP_TYPE_BRUSH,
GDK_ACTION_COPY);
gimp_dnd_viewable_dest_set (deviceD->brushes[i],
GIMP_TYPE_BRUSH,
device_status_drop_brush,
device_info);
gtk_table_attach (GTK_TABLE (deviceD->table), deviceD->brushes[i],
4, 5, i, i+1,
0, 0, 2, 2);
/* the pattern */
deviceD->patterns[i] =
gimp_preview_new_full (GIMP_VIEWABLE (gimp_context_get_pattern (device_info->context)),
CELL_SIZE, CELL_SIZE, 0,
FALSE, FALSE, TRUE);
g_signal_connect_object (G_OBJECT (device_info->context),
"pattern_changed",
G_CALLBACK (gimp_preview_set_viewable),
G_OBJECT (deviceD->patterns[i]),
G_CONNECT_SWAPPED);
gimp_gtk_drag_dest_set_by_type (deviceD->patterns[i],
GTK_DEST_DEFAULT_ALL,
GIMP_TYPE_PATTERN,
GDK_ACTION_COPY);
gimp_dnd_viewable_dest_set (deviceD->patterns[i],
GIMP_TYPE_PATTERN,
device_status_drop_pattern,
device_info);
gtk_table_attach (GTK_TABLE(deviceD->table), deviceD->patterns[i],
5, 6, i, i+1,
0, 0, 2, 2);
/* the gradient */
deviceD->gradients[i] =
gimp_preview_new_full (GIMP_VIEWABLE (gimp_context_get_gradient (device_info->context)),
CELL_SIZE * 2, CELL_SIZE, 0,
FALSE, FALSE, TRUE);
g_signal_connect_object (G_OBJECT (device_info->context),
"gradient_changed",
G_CALLBACK (gimp_preview_set_viewable),
G_OBJECT (deviceD->gradients[i]),
G_CONNECT_SWAPPED);
gimp_gtk_drag_dest_set_by_type (deviceD->gradients[i],
GTK_DEST_DEFAULT_ALL,
GIMP_TYPE_GRADIENT,
GDK_ACTION_COPY);
gimp_dnd_viewable_dest_set (deviceD->gradients[i],
GIMP_TYPE_GRADIENT,
device_status_drop_gradient,
device_info);
gtk_table_attach (GTK_TABLE(deviceD->table), deviceD->gradients[i],
6, 7, i, i+1,
0, 0, 2, 2);
device_status_update (device_info->device);
}
deviceD->current = NULL;
device_status_update_current ();
g_signal_connect (G_OBJECT (deviceD->shell), "destroy",
G_CALLBACK (device_status_destroy_callback),
NULL);
return deviceD->shell;
}
static void
device_status_destroy_callback (void)
{
g_free (deviceD->devices);
g_free (deviceD->frames);
g_free (deviceD->tools);
g_free (deviceD->foregrounds);
g_free (deviceD->backgrounds);
g_free (deviceD->brushes);
g_free (deviceD->patterns);
g_free (deviceD->gradients);
g_free (deviceD);
deviceD = NULL;
}
static void
devices_close_callback (GtkWidget *widget,
gpointer data)
{
gtk_widget_hide (GTK_WIDGET (data));
}
void
device_status_free (void)
{
/* Save device status on exit */
if (gimprc.save_device_status)
devices_write_rc ();
if (deviceD)
device_status_destroy_callback ();
}
static void
device_status_update_current (void)
{
gint i;
if (deviceD)
{
for (i = 0; i < deviceD->num_devices; i++)
{
if (deviceD->devices[i] == deviceD->current)
gtk_frame_set_shadow_type (GTK_FRAME(deviceD->frames[i]),
GTK_SHADOW_OUT);
else if (deviceD->devices[i] == current_device)
gtk_frame_set_shadow_type (GTK_FRAME(deviceD->frames[i]),
GTK_SHADOW_IN);
}
deviceD->current = current_device;
}
}
void
device_status_update (GdkDevice *device)
{
DeviceInfo *device_info;
GimpRGB color;
guchar red, green, blue;
gchar ttbuf[64];
gint i;
if (!deviceD || suppress_update)
return;
if ((device_info = device_info_get_by_device (device)) == NULL)
return;
for (i = 0; i < deviceD->num_devices; i++)
{
if (deviceD->devices[i] == device)
break;
}
g_return_if_fail (i < deviceD->num_devices);
if (device->mode == GDK_MODE_DISABLED)
{
gtk_widget_hide (deviceD->frames[i]);
gtk_widget_hide (deviceD->tools[i]);
gtk_widget_hide (deviceD->foregrounds[i]);
gtk_widget_hide (deviceD->backgrounds[i]);
gtk_widget_hide (deviceD->brushes[i]);
gtk_widget_hide (deviceD->patterns[i]);
gtk_widget_hide (deviceD->gradients[i]);
}
else
{
gtk_widget_show (deviceD->frames[i]);
if (gimp_context_get_tool (device_info->context))
{
gtk_widget_show (deviceD->tools[i]);
}
/* foreground color */
gimp_context_get_foreground (device_info->context, &color);
gimp_color_area_set_color (GIMP_COLOR_AREA (deviceD->foregrounds[i]),
&color);
gtk_widget_show (deviceD->foregrounds[i]);
/* Set the tip to be the RGB value */
gimp_rgb_get_uchar (&color, &red, &green, &blue);
g_snprintf (ttbuf, sizeof (ttbuf), _("Foreground: %d, %d, %d"),
red, green, blue);
gtk_widget_add_events (deviceD->foregrounds[i],
GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK);
gimp_help_set_help_data (deviceD->foregrounds[i], ttbuf, NULL);
/* background color */
gimp_context_get_background (device_info->context, &color);
gimp_color_area_set_color (GIMP_COLOR_AREA (deviceD->backgrounds[i]),
&color);
gtk_widget_show (deviceD->backgrounds[i]);
/* Set the tip to be the RGB value */
gimp_rgb_get_uchar (&color, &red, &green, &blue);
g_snprintf (ttbuf, sizeof (ttbuf), _("Background: %d, %d, %d"),
red, green, blue);
gtk_widget_add_events (deviceD->backgrounds[i],
GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK);
gimp_help_set_help_data (deviceD->backgrounds[i], ttbuf, NULL);
if (gimp_context_get_brush (device_info->context))
{
gtk_widget_show (deviceD->brushes[i]);
}
if (gimp_context_get_pattern (device_info->context))
{
gtk_widget_show (deviceD->patterns[i]);
}
if (gimp_context_get_gradient (device_info->context))
{
gtk_widget_show (deviceD->gradients[i]);
}
}
}
/* dnd stuff */
static void
device_status_drop_tool (GtkWidget *widget,
GimpViewable *viewable,
gpointer data)
{
DeviceInfo *device_info;
device_info = (DeviceInfo *) data;
if (device_info && device_info->is_present)
{
gimp_context_set_tool (device_info->context, GIMP_TOOL_INFO (viewable));
}
}
static void
device_status_foreground_changed (GtkWidget *widget,
gpointer data)
{
DeviceInfo *device_info;
GimpRGB color;
device_info = (DeviceInfo *) data;
if (device_info && device_info->is_present)
{
gimp_color_area_get_color (GIMP_COLOR_AREA (widget), &color);
gimp_context_set_foreground (device_info->context, &color);
}
}
static void
device_status_background_changed (GtkWidget *widget,
gpointer data)
{
DeviceInfo *device_info;
GimpRGB color;
device_info = (DeviceInfo *) data;
if (device_info && device_info->is_present)
{
gimp_color_area_get_color (GIMP_COLOR_AREA (widget), &color);
gimp_context_set_background (device_info->context, &color);
}
}
static void
device_status_drop_brush (GtkWidget *widget,
GimpViewable *viewable,
gpointer data)
{
DeviceInfo *device_info;
device_info = (DeviceInfo *) data;
if (device_info && device_info->is_present)
{
gimp_context_set_brush (device_info->context, GIMP_BRUSH (viewable));
}
}
static void
device_status_drop_pattern (GtkWidget *widget,
GimpViewable *viewable,
gpointer data)
{
DeviceInfo *device_info;
device_info = (DeviceInfo *) data;
if (device_info && device_info->is_present)
{
gimp_context_set_pattern (device_info->context, GIMP_PATTERN (viewable));
}
}
static void
device_status_drop_gradient (GtkWidget *widget,
GimpViewable *viewable,
gpointer data)
{
DeviceInfo *device_info;
device_info = (DeviceInfo *) data;
if (device_info && device_info->is_present)
{
gimp_context_set_gradient (device_info->context,
GIMP_GRADIENT (viewable));
}
}
/* context callbacks */
static void
device_status_data_changed (GimpContext *context,
gpointer dummy,
gpointer data)
{
device_status_update ((GdkDevice *) data);
}
static void
device_status_context_connect (GimpContext *context,
GdkDevice *device)
{
g_signal_connect (G_OBJECT (context), "foreground_changed",
G_CALLBACK (device_status_data_changed),
device);
g_signal_connect (G_OBJECT (context), "background_changed",
G_CALLBACK (device_status_data_changed),
device);
g_signal_connect (G_OBJECT (context), "tool_changed",
G_CALLBACK (device_status_data_changed),
device);
g_signal_connect (G_OBJECT (context), "brush_changed",
G_CALLBACK (device_status_data_changed),
device);
g_signal_connect (G_OBJECT (context), "pattern_changed",
G_CALLBACK (device_status_data_changed),
device);
g_signal_connect (G_OBJECT (context), "gradient_changed",
G_CALLBACK (device_status_data_changed),
device);
}
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