gimp/app/devices.c

1248 lines
32 KiB
C

/* 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 <string.h>
#include "appenv.h"
#include "devices.h"
#include "dialog_handler.h"
#include "gimpcontextpreview.h"
#include "gimpdnd.h"
#include "gimpbrushlist.h"
#include "gimpcontext.h"
#include "gimprc.h"
#include "gimpui.h"
#include "gradient.h"
#include "gradient_header.h"
#include "session.h"
#include "tools.h"
#include "libgimp/gimpenv.h"
#include "libgimp/gimpintl.h"
#define CELL_SIZE 20 /* The size of the preview cells */
#define PREVIEW_EVENT_MASK GDK_BUTTON_PRESS_MASK | \
GDK_BUTTON_RELEASE_MASK | \
GDK_ENTER_NOTIFY_MASK | \
GDK_LEAVE_NOTIFY_MASK
#define DEVICE_CONTEXT_MASK GIMP_CONTEXT_TOOL_MASK | \
GIMP_CONTEXT_FOREGROUND_MASK | \
GIMP_CONTEXT_BRUSH_MASK | \
GIMP_CONTEXT_PATTERN_MASK | \
GIMP_CONTEXT_GRADIENT_MASK
typedef struct _DeviceInfo DeviceInfo;
struct _DeviceInfo
{
guint32 device; /* device ID */
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;
guint32 current;
guint32 *ids;
GtkWidget *shell;
GtkWidget *table;
GtkWidget **frames;
GtkWidget **tools;
GtkWidget **colors;
GtkWidget **brushes;
GtkWidget **patterns;
GtkWidget **gradients;
GtkWidget **eventboxes;
};
/* local functions */
static void input_dialog_able_callback (GtkWidget *w, guint32 deviceid,
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 *, gpointer);
static void device_status_update (guint32 deviceid);
static void device_status_update_current (void);
static ToolType device_status_drag_tool (GtkWidget *,
gpointer);
static void device_status_drop_tool (GtkWidget *,
ToolType,
gpointer);
static void device_status_drag_color (GtkWidget *,
guchar *, guchar *, guchar *,
gpointer);
static void device_status_drop_color (GtkWidget *,
guchar, guchar, guchar,
gpointer);
static void device_status_drop_brush (GtkWidget *,
GimpBrush *,
gpointer);
static void device_status_drop_pattern (GtkWidget *,
GPattern *,
gpointer);
static void device_status_drop_gradient (GtkWidget *,
gradient_t *,
gpointer);
static void device_status_color_changed (GimpContext *context,
gint r,
gint g,
gint b,
gpointer data);
static void device_status_data_changed (GimpContext *context,
gpointer dummy,
gpointer data);
static void device_status_context_connect (GimpContext *context,
guint32 deviceid);
/* global data */
gint current_device = GDK_CORE_POINTER;
/* 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;
/* dnd stuff */
static GtkTargetEntry tool_target_table[] =
{
GIMP_TARGET_TOOL
};
static guint n_tool_targets = (sizeof (tool_target_table) /
sizeof (tool_target_table[0]));
static GtkTargetEntry color_area_target_table[] =
{
GIMP_TARGET_COLOR
};
static guint n_color_area_targets = (sizeof (color_area_target_table) /
sizeof (color_area_target_table[0]));
/* utility functions for the device lists */
static GdkDeviceInfo *
gdk_device_info_get_by_id (guint32 deviceid)
{
GdkDeviceInfo *info;
GList *list;
for (list = gdk_input_list_devices (); list; list = g_list_next (list))
{
info = (GdkDeviceInfo *) list->data;
if (info->deviceid == deviceid)
return info;
}
return NULL;
}
static DeviceInfo *
device_info_get_by_id (guint32 deviceid)
{
DeviceInfo *info;
GList *list;
for (list = device_info_list; list; list = g_list_next (list))
{
info = (DeviceInfo *) list->data;
if (info->device == deviceid)
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 */
void
input_dialog_create (void)
{
static GtkWidget *inputd = NULL;
GtkWidget *hbbox;
if (!inputd)
{
inputd = gtk_input_dialog_new ();
/* register this one only */
dialog_register (inputd);
gtk_container_set_border_width
(GTK_CONTAINER (GTK_DIALOG (inputd)->action_area), 2);
gtk_box_set_homogeneous (GTK_BOX (GTK_DIALOG (inputd)->action_area),
FALSE);
hbbox = gtk_hbutton_box_new ();
gtk_button_box_set_spacing (GTK_BUTTON_BOX (hbbox), 4);
gtk_widget_reparent (GTK_INPUT_DIALOG (inputd)->save_button, hbbox);
GTK_WIDGET_SET_FLAGS (GTK_INPUT_DIALOG (inputd)->save_button,
GTK_CAN_DEFAULT);
gtk_widget_reparent (GTK_INPUT_DIALOG (inputd)->close_button, hbbox);
GTK_WIDGET_SET_FLAGS (GTK_INPUT_DIALOG (inputd)->close_button,
GTK_CAN_DEFAULT);
gtk_box_pack_end (GTK_BOX (GTK_DIALOG (inputd)->action_area), hbbox,
FALSE, FALSE, 0);
gtk_widget_grab_default (GTK_INPUT_DIALOG (inputd)->close_button);
gtk_widget_show(hbbox);
gtk_signal_connect (GTK_OBJECT (GTK_INPUT_DIALOG (inputd)->save_button),
"clicked",
GTK_SIGNAL_FUNC (devices_write_rc),
NULL);
gtk_signal_connect (GTK_OBJECT (GTK_INPUT_DIALOG (inputd)->close_button),
"clicked",
GTK_SIGNAL_FUNC (devices_close_callback),
inputd);
gtk_signal_connect (GTK_OBJECT (inputd), "destroy",
GTK_SIGNAL_FUNC (gtk_widget_destroyed),
&inputd);
gtk_signal_connect (GTK_OBJECT (inputd), "enable_device",
GTK_SIGNAL_FUNC (input_dialog_able_callback),
NULL);
gtk_signal_connect (GTK_OBJECT (inputd), "disable_device",
GTK_SIGNAL_FUNC (input_dialog_able_callback),
NULL);
/* Connect the "F1" help key */
gimp_help_connect_help_accel (inputd,
gimp_standard_help_func,
"dialogs/input_devices.html");
gtk_widget_show (inputd);
}
else
{
if (!GTK_WIDGET_MAPPED (inputd))
gtk_widget_show (inputd);
else
gdk_window_raise (inputd->window);
}
}
static void
input_dialog_able_callback (GtkWidget *widget,
guint32 deviceid,
gpointer data)
{
device_status_update (deviceid);
}
void
devices_init (void)
{
GdkDeviceInfo *gdk_info;
DeviceInfo *device_info;
GList *list;
/* create device info structures for present devices */
for (list = gdk_input_list_devices (); list; list = g_list_next (list))
{
gdk_info = (GdkDeviceInfo *) list->data;
device_info = g_new (DeviceInfo, 1);
device_info->device = gdk_info->deviceid;
device_info->name = g_strdup (gdk_info->name);
device_info->is_present = TRUE;
device_info->mode = gdk_info->mode;
device_info->num_axes = gdk_info->num_axes;
device_info->axes = NULL;
device_info->context = gimp_context_new (device_info->name, NULL);
gimp_context_define_args (device_info->context,
DEVICE_CONTEXT_MASK,
FALSE);
gimp_context_copy_args (gimp_context_get_user (), 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");
parse_gimprc_file (filename);
g_free (filename);
if ((device_info = device_info_get_by_id (current_device)) == NULL)
return;
suppress_update = TRUE;
context = gimp_context_get_user ();
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,
ToolType tool,
guchar foreground[],
guchar background[],
gchar *brush_name,
gchar *pattern_name,
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->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));
}
if (values & DEVICE_MODE)
device_info->mode = mode;
else
device_info->mode = GDK_MODE_DISABLED;
device_info->context = gimp_context_new (device_info->name, NULL);
gimp_context_define_args (device_info->context,
DEVICE_CONTEXT_MASK,
FALSE);
gimp_context_copy_args (gimp_context_get_user (), 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
{
GdkDeviceInfo *gdk_info;
gdk_info = gdk_device_info_get_by_id (device_info->device);
if (gdk_info != NULL)
{
if (values & DEVICE_MODE)
gdk_input_set_mode (gdk_info->deviceid, mode);
if ((values & DEVICE_AXES) && num_axes >= gdk_info->num_axes)
gdk_input_set_axes (gdk_info->deviceid, axes);
if ((values & DEVICE_KEYS) && num_keys >= gdk_info->num_keys)
{
gint i;
for (i=0; i<MAX (num_keys, gdk_info->num_keys); i++)
gdk_input_set_key (gdk_info->deviceid, 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)
{
gimp_context_set_tool (device_info->context, tool);
}
if (values & DEVICE_FOREGROUND)
{
gimp_context_set_foreground (device_info->context,
foreground[0],
foreground[1],
foreground[2]);
}
if (values & DEVICE_BACKGROUND)
{
gimp_context_set_background (device_info->context,
background[0],
background[1],
background[2]);
}
if (values & DEVICE_BRUSH)
{
GimpBrush *brush;
brush = gimp_brush_list_get_brush (brush_list, 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)
{
GPattern *pattern;
pattern = pattern_list_get_pattern (pattern_list, 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)
{
gradient_t *gradient;
gradient = gradient_list_get_gradient (gradients_list, 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 (guint32 new_device)
{
DeviceInfo *device_info;
GimpContext *context;
device_info = device_info_get_by_id (current_device);
gimp_context_unset_parent (device_info->context);
suppress_update = TRUE;
device_info = device_info_get_by_id (new_device);
current_device = new_device;
context = gimp_context_get_user ();
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 ();
}
gint
devices_check_change (GdkEvent *event)
{
guint32 device;
switch (event->type)
{
case GDK_MOTION_NOTIFY:
device = ((GdkEventMotion *)event)->deviceid;
break;
case GDK_BUTTON_PRESS:
case GDK_BUTTON_RELEASE:
device = ((GdkEventButton *)event)->deviceid;
break;
case GDK_PROXIMITY_OUT:
device = ((GdkEventProximity *)event)->deviceid;
break;
default:
device = current_device;
}
if (device != current_device)
{
select_device (device);
return TRUE;
}
else
{
return FALSE;
}
}
static void
devices_write_rc_device (DeviceInfo *device_info,
FILE *fp)
{
GdkDeviceInfo *gdk_info = NULL;
gchar *mode = NULL;
gint i;
if (device_info->is_present)
gdk_info = gdk_device_info_get_by_id (device_info->device);
fprintf (fp, "(device \"%s\"", device_info->name);
switch (gdk_info ? gdk_info->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",
gdk_info ? gdk_info->num_axes : device_info->num_axes);
for (i=0; i< (gdk_info ? gdk_info->num_axes : device_info->num_axes); i++)
{
gchar *axis_type = NULL; /* Quiet gcc */
switch (gdk_info ? gdk_info->axes[i] : 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;
#ifdef GTK_HAVE_SIX_VALUATORS
case GDK_AXIS_WHEEL:
axis_type = "wheel";
break;
#endif /* GTK_HAVE_SIX_VALUATORS */
}
fprintf (fp, " %s",axis_type);
}
fprintf (fp,")");
fprintf (fp, "\n (keys %d",
gdk_info ? gdk_info->num_keys : device_info->num_keys);
for (i=0; i < (gdk_info ? gdk_info->num_keys : device_info->num_keys); i++)
{
GdkModifierType modifiers = gdk_info ? gdk_info->keys[i].modifiers :
device_info->keys[i].modifiers;
guint keyval = gdk_info ? gdk_info->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,")");
/* Fixme: hard coded last tool.... see gimprc */
if (gimp_context_get_tool (device_info->context) >= FIRST_TOOLBOX_TOOL &&
gimp_context_get_tool (device_info->context) <= LAST_TOOLBOX_TOOL)
{
fprintf (fp, "\n (tool \"%s\")",
tool_info[gimp_context_get_tool (device_info->context)].tool_name);
}
{
guchar r, g, b;
gimp_context_get_foreground (device_info->context, &r, &g, &b);
fprintf (fp, "\n (foreground %d %d %d)", r, g, b);
}
if (gimp_context_get_brush (device_info->context))
{
fprintf (fp, "\n (brush \"%s\")",
gimp_context_get_brush (device_info->context)->name);
}
if (gimp_context_get_pattern (device_info->context))
{
fprintf (fp, "\n (pattern \"%s\")",
gimp_context_get_pattern (device_info->context)->name);
}
if (gimp_context_get_gradient (device_info->context))
{
fprintf (fp, "\n (gradient \"%s\")",
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_id (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);
}
void
device_status_create (void)
{
DeviceInfo *device_info;
GtkWidget *label;
GList *list;
gint i;
if (deviceD == NULL)
{
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,
_("Save"), (GtkSignalFunc) devices_write_rc,
NULL, NULL, NULL, FALSE, FALSE,
_("Close"), devices_close_callback,
NULL, NULL, NULL, TRUE, TRUE,
NULL);
dialog_register (deviceD->shell);
session_set_window_geometry (deviceD->shell, &device_status_session_info,
FALSE);
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, 6, 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->ids = g_new (guint32, deviceD->num_devices);
deviceD->frames = g_new (GtkWidget *, deviceD->num_devices);
deviceD->tools = g_new (GtkWidget *, deviceD->num_devices);
deviceD->colors = 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);
deviceD->eventboxes = 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->ids[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->eventboxes[i] = gtk_event_box_new();
deviceD->tools[i] = gtk_pixmap_new (tool_get_pixmap (RECT_SELECT),
tool_get_mask (RECT_SELECT));
gtk_drag_source_set (deviceD->eventboxes[i],
GDK_BUTTON1_MASK | GDK_BUTTON2_MASK,
tool_target_table, n_tool_targets,
GDK_ACTION_COPY);
gimp_dnd_tool_source_set (deviceD->eventboxes[i],
device_status_drag_tool,
GUINT_TO_POINTER (device_info->device));
gtk_drag_dest_set (deviceD->eventboxes[i],
GTK_DEST_DEFAULT_HIGHLIGHT |
GTK_DEST_DEFAULT_MOTION |
GTK_DEST_DEFAULT_DROP,
tool_target_table, n_tool_targets,
GDK_ACTION_COPY);
gimp_dnd_tool_dest_set (deviceD->eventboxes[i],
device_status_drop_tool,
GUINT_TO_POINTER (device_info->device));
gtk_container_add (GTK_CONTAINER (deviceD->eventboxes[i]),
deviceD->tools[i]);
gtk_table_attach (GTK_TABLE (deviceD->table), deviceD->eventboxes[i],
1, 2, i, i+1,
0, 0, 2, 2);
/* the foreground color */
deviceD->colors[i] = gtk_preview_new (GTK_PREVIEW_COLOR);
gtk_widget_set_events (deviceD->colors[i], PREVIEW_EVENT_MASK);
gtk_preview_size (GTK_PREVIEW (deviceD->colors[i]),
CELL_SIZE, CELL_SIZE);
gtk_drag_source_set (deviceD->colors[i],
GDK_BUTTON1_MASK | GDK_BUTTON2_MASK,
color_area_target_table, n_color_area_targets,
GDK_ACTION_COPY);
gimp_dnd_color_source_set (deviceD->colors[i],
device_status_drag_color,
GUINT_TO_POINTER (device_info->device));
gtk_drag_dest_set (deviceD->colors[i],
GTK_DEST_DEFAULT_HIGHLIGHT |
GTK_DEST_DEFAULT_MOTION |
GTK_DEST_DEFAULT_DROP,
color_area_target_table, n_color_area_targets,
GDK_ACTION_COPY);
gimp_dnd_color_dest_set (deviceD->colors[i], device_status_drop_color,
GUINT_TO_POINTER (device_info->device));
gtk_table_attach (GTK_TABLE(deviceD->table), deviceD->colors[i],
2, 3, i, i+1,
0, 0, 2, 2);
/* the brush */
deviceD->brushes[i] =
gimp_context_preview_new (GCP_BRUSH,
CELL_SIZE, CELL_SIZE,
FALSE, TRUE,
GTK_SIGNAL_FUNC (device_status_drop_brush),
GUINT_TO_POINTER (device_info->device));
gtk_table_attach (GTK_TABLE(deviceD->table), deviceD->brushes[i],
3, 4, i, i+1,
0, 0, 2, 2);
/* the pattern */
deviceD->patterns[i] =
gimp_context_preview_new (GCP_PATTERN,
CELL_SIZE, CELL_SIZE,
FALSE, TRUE,
GTK_SIGNAL_FUNC (device_status_drop_pattern),
GUINT_TO_POINTER (device_info->device));
gtk_table_attach (GTK_TABLE(deviceD->table), deviceD->patterns[i],
4, 5, i, i+1,
0, 0, 2, 2);
/* the gradient */
deviceD->gradients[i] =
gimp_context_preview_new (GCP_GRADIENT,
CELL_SIZE * 2, CELL_SIZE,
FALSE, TRUE,
GTK_SIGNAL_FUNC (device_status_drop_gradient),
GUINT_TO_POINTER (device_info->device));
gtk_table_attach (GTK_TABLE(deviceD->table), deviceD->gradients[i],
5, 6, i, i+1,
0, 0, 2, 2);
device_status_update (device_info->device);
}
deviceD->current = 0xffffffff; /* random, but doesn't matter */
device_status_update_current ();
gtk_widget_show (deviceD->shell);
gtk_signal_connect (GTK_OBJECT (deviceD->shell), "destroy",
GTK_SIGNAL_FUNC (device_status_destroy_callback),
NULL);
}
else
{
if (!GTK_WIDGET_MAPPED (deviceD->shell))
gtk_widget_show (deviceD->shell);
else
gdk_window_raise (deviceD->shell->window);
}
}
static void
device_status_destroy_callback (void)
{
g_free (deviceD->ids);
g_free (deviceD->frames);
g_free (deviceD->tools);
g_free (deviceD->eventboxes);
g_free (deviceD->colors);
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 (save_device_status)
devices_write_rc ();
if (deviceD)
{
session_get_window_info (deviceD->shell, &device_status_session_info);
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->ids[i] == deviceD->current)
gtk_frame_set_shadow_type (GTK_FRAME(deviceD->frames[i]),
GTK_SHADOW_OUT);
else if (deviceD->ids[i] == current_device)
gtk_frame_set_shadow_type (GTK_FRAME(deviceD->frames[i]),
GTK_SHADOW_IN);
}
deviceD->current = current_device;
}
}
void
device_status_update (guint32 deviceid)
{
GdkDeviceInfo *gdk_info;
DeviceInfo *device_info;
guchar buffer[CELL_SIZE*3];
gchar ttbuf[20]; /* [xxx,xxx,xxx] + null */
gint i, j;
if (!deviceD || suppress_update)
return;
if ((device_info = device_info_get_by_id (deviceid)) == NULL)
return;
if ((gdk_info = gdk_device_info_get_by_id (deviceid)) == NULL)
return;
for (i = 0; i < deviceD->num_devices; i++)
{
if (deviceD->ids[i] == deviceid)
break;
}
g_return_if_fail (i < deviceD->num_devices);
if (gdk_info->mode == GDK_MODE_DISABLED)
{
gtk_widget_hide (deviceD->frames[i]);
gtk_widget_hide (deviceD->tools[i]);
gtk_widget_hide (deviceD->eventboxes[i]);
gtk_widget_hide (deviceD->colors[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]);
gtk_pixmap_set (GTK_PIXMAP (deviceD->tools[i]),
tool_get_pixmap (gimp_context_get_tool (device_info->context)),
tool_get_mask (gimp_context_get_tool (device_info->context)));
gtk_widget_draw (deviceD->tools[i], NULL);
gtk_widget_show (deviceD->tools[i]);
gtk_widget_show (deviceD->eventboxes[i]);
gimp_help_set_help_data (deviceD->eventboxes[i],
tool_info[(gint) gimp_context_get_tool (device_info->context)].tool_desc,
tool_info[(gint) gimp_context_get_tool (device_info->context)].private_tip);
for (j = 0; j < CELL_SIZE * 3; j += 3)
{
gimp_context_get_foreground (device_info->context,
&buffer[j],
&buffer[j+1],
&buffer[j+2]);
}
for (j = 0; j < CELL_SIZE; j++)
gtk_preview_draw_row (GTK_PREVIEW(deviceD->colors[i]), buffer,
0, j, CELL_SIZE);
gtk_widget_draw (deviceD->colors[i], NULL);
gtk_widget_show (deviceD->colors[i]);
/* Set the tip to be the RGB value */
g_snprintf (ttbuf, sizeof (ttbuf), "[%3d,%3d,%3d]",
buffer[j],
buffer[j+1],
buffer[j+2]);
gimp_help_set_help_data (deviceD->colors[i], ttbuf, NULL);
if (gimp_context_get_brush (device_info->context))
{
gimp_context_preview_update
(GIMP_CONTEXT_PREVIEW (deviceD->brushes[i]),
gimp_context_get_brush (device_info->context));
gtk_widget_show (deviceD->brushes[i]);
}
if (gimp_context_get_pattern (device_info->context))
{
gimp_context_preview_update
(GIMP_CONTEXT_PREVIEW (deviceD->patterns[i]),
gimp_context_get_pattern (device_info->context));
gtk_widget_show (deviceD->patterns[i]);
}
if (gimp_context_get_gradient (device_info->context))
{
gimp_context_preview_update
(GIMP_CONTEXT_PREVIEW (deviceD->gradients[i]),
gimp_context_get_gradient (device_info->context));
gtk_widget_show (deviceD->gradients[i]);
}
}
}
/* dnd stuff */
static ToolType
device_status_drag_tool (GtkWidget *widget,
gpointer data)
{
DeviceInfo *device_info;
device_info = device_info_get_by_id (GPOINTER_TO_UINT (data));
if (device_info)
{
return gimp_context_get_tool (device_info->context);
}
else
{
return RECT_SELECT;
}
}
static void
device_status_drop_tool (GtkWidget *widget,
ToolType tool,
gpointer data)
{
DeviceInfo *device_info;
device_info = device_info_get_by_id (GPOINTER_TO_UINT (data));
if (device_info && device_info->is_present)
{
gimp_context_set_tool (device_info->context, tool);
}
}
static void
device_status_drag_color (GtkWidget *widget,
guchar *r,
guchar *g,
guchar *b,
gpointer data)
{
DeviceInfo *device_info;
device_info = device_info_get_by_id (GPOINTER_TO_UINT (data));
if (device_info)
{
gimp_context_get_foreground (device_info->context, r, g, b);
}
else
{
*r = *g = *b = 0;
}
}
static void
device_status_drop_color (GtkWidget *widget,
guchar r,
guchar g,
guchar b,
gpointer data)
{
DeviceInfo *device_info;
device_info = device_info_get_by_id (GPOINTER_TO_UINT (data));
if (device_info && device_info->is_present)
{
gimp_context_set_foreground (device_info->context, r, g, b);
}
}
static void
device_status_drop_brush (GtkWidget *widget,
GimpBrush *brush,
gpointer data)
{
DeviceInfo *device_info;
device_info = device_info_get_by_id (GPOINTER_TO_UINT (data));
if (device_info && device_info->is_present)
{
gimp_context_set_brush (device_info->context, brush);
}
}
static void
device_status_drop_pattern (GtkWidget *widget,
GPattern *pattern,
gpointer data)
{
DeviceInfo *device_info;
device_info = device_info_get_by_id (GPOINTER_TO_UINT (data));
if (device_info && device_info->is_present)
{
gimp_context_set_pattern (device_info->context, pattern);
}
}
static void
device_status_drop_gradient (GtkWidget *widget,
gradient_t *gradient,
gpointer data)
{
DeviceInfo *device_info;
device_info = device_info_get_by_id (GPOINTER_TO_UINT (data));
if (device_info && device_info->is_present)
{
gimp_context_set_gradient (device_info->context, gradient);
}
}
/* context callbacks */
static void
device_status_color_changed (GimpContext *context,
gint r,
gint g,
gint b,
gpointer data)
{
DeviceInfo *device_info;
device_info = device_info_get_by_id (GPOINTER_TO_UINT (data));
device_status_update (device_info->device);
}
static void
device_status_data_changed (GimpContext *context,
gpointer dummy,
gpointer data)
{
DeviceInfo *device_info;
device_info = device_info_get_by_id (GPOINTER_TO_UINT (data));
device_status_update (device_info->device);
}
static void
device_status_context_connect (GimpContext *context,
guint32 deviceid)
{
gtk_signal_connect (GTK_OBJECT (context), "foreground_changed",
GTK_SIGNAL_FUNC (device_status_color_changed),
(gpointer) deviceid);
gtk_signal_connect (GTK_OBJECT (context), "tool_changed",
GTK_SIGNAL_FUNC (device_status_data_changed),
(gpointer) deviceid);
gtk_signal_connect (GTK_OBJECT (context), "brush_changed",
GTK_SIGNAL_FUNC (device_status_data_changed),
(gpointer) deviceid);
gtk_signal_connect (GTK_OBJECT (context), "pattern_changed",
GTK_SIGNAL_FUNC (device_status_data_changed),
(gpointer) deviceid);
gtk_signal_connect (GTK_OBJECT (context), "gradient_changed",
GTK_SIGNAL_FUNC (device_status_data_changed),
(gpointer) deviceid);
}