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gimp/plug-ins/screenshot/screenshot.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* Screenshot plug-in
* Copyright 1998-2007 Sven Neumann <sven@gimp.org>
* Copyright 2003 Henrik Brix Andersen <brix@gimp.org>
* Copyright 2012 Simone Karin Lehmann - OS X patches
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <libgimp/gimp.h>
#include <libgimp/gimpui.h>
#include "screenshot.h"
#include "screenshot-osx.h"
#include "screenshot-x11.h"
#include "libgimp/stdplugins-intl.h"
/* GdkPixbuf RGBA C-Source image dump 1-byte-run-length-encoded */
#ifdef __SUNPRO_C
#pragma align 4 (screenshot_icon)
#endif
#ifdef __GNUC__
static const guint8 screenshot_icon[] __attribute__ ((__aligned__ (4))) =
#else
static const guint8 screenshot_icon[] =
#endif
{ ""
/* Pixbuf magic (0x47646b50) */
"GdkP"
/* length: header (24) + pixel_data (1582) */
"\0\0\6F"
/* pixdata_type (0x2010002) */
"\2\1\0\2"
/* rowstride (88) */
"\0\0\0X"
/* width (22) */
"\0\0\0\26"
/* height (22) */
"\0\0\0\26"
/* pixel_data: */
"\213\0\0\0\0\1\242\242\242\5\203\242\242\242\31\221\0\0\0\0\2\27\27\26"
"D\40\40\40\372\203)))\375\2\32\32\32\362\26\26\25""0\217\0\0\0\0\2\2"
"\2\2\322\307\310\307\377\203\377\377\377\377\2\263\263\262\363\0\0\0"
"\314\217\0\0\0\0\2\6\6\6\334\206\207\205\377\202\252\253\251\377\3\252"
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"HE\25\3JKH\32""01/\364\5\5\5\333\212\0\0\0\0\17\26\26\25\31\26\26\25"
"0\26\26\25g\0\0\0\314+,+\331LMK\375EFD\362ffe\347iig\346lmk\346RSQ\362"
"\13\13\13\360\0\0\0\314\2\2\2\321\26\26\25V\203\0\0\0\0#\26\26\25\31"
"\26\26\25""0\26\26\25n\3\3\3\331\2\2\2\332JJI\355\215\215\215\372\246"
"\246\246\347\267\270\266\362\177\202~\377BC\77\377TUR\377\\]Y\377gid"
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"\272\377\302\303\300\377\272\273\270\377\200\201\177\377zzz\377tws\377"
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"K\177\202}\377xyu\377\217\221\215\377\226\227\226\365\0\0\0\371\0\0\0"
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"\12\12\357\0\0\0\0\4\4\4\345xyv\377\241\242\236\377\210\212\205\377v"
"xt\377\220\222\217\377GIF\377+,)\377```\377jji\377UXV\377y\204\210\377"
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"\204\205\202\377\202UWS\377\24GIF\377\40!\37\377*+)\377\77BA\37728:\377"
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"\24GIF\377\40!\37\377,-*\377>@>\377.46\377\35\37\40\377\1\1\1\377888"
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"\377\263\263\263\377SUU\377W\\^\377CFF\374<<<\376\20\20\17\317\0\0\0"
"\20\24\24\23]\4\4\4\353\177\177~\375|}z\373}~|\374hih\3769:9\371\0\0"
"\0\347\0\0\0\351\7\7\7\367.46\377256\377\40\40\40\377(((\377:::\377`"
"ab\3779>\77\377\11\13\13\376\0\0\0\353\0\0\0\300\14\14\13H\0\0\0\15\0"
"\0\0\4\23\23\22L\0\0\0\332\0\0\0\341\0\0\0\346\0\0\0\341\14\14\13{\0"
"\0\0V\0\0\0a\0\0\0l\10\11\11\371\\^_\377LOP\377ILL\377LOQ\377QUV\377"
"\16\17\17\377\34\37\40\244\0\0\0`\0\0\0""4\0\0\0\27\0\0\0\7\0\0\0\1\0"
"\0\0\3\0\0\0\10\0\0\0\21\0\0\0\34\0\0\0'\0\0\0""0\0\0\0""6\0\0\0=\0\0"
"\0A\0\0\0F\4\5\5\355\12\13\13\371\17\20\20\376\15\16\16\375\10\10\11"
"\365\7\10\11j\0\0\0G\0\0\0-\0\0\0\30\0\0\0\13\0\0\0\4\0\0\0\0\0\0\0\1"
"\0\0\0\2\0\0\0\4\0\0\0\11\0\0\0\16\0\0\0\23\0\0\0\31\0\0\0\35\0\0\0!"
"\0\0\0#\0\0\0$\0\0\0%\0\0\0$\0\0\0&\0\0\0%\0\0\0\36\0\0\0\27\0\0\0\20"
"\0\0\0\10\0\0\0\3\0\0\0\1\204\0\0\0\0\5\0\0\0\1\0\0\0\2\0\0\0\4\0\0\0"
"\5\0\0\0\6\202\0\0\0\10\11\0\0\0\11\0\0\0\7\0\0\0\10\0\0\0\5\0\0\0\7"
"\0\0\0\6\0\0\0\5\0\0\0\3\0\0\0\1\202\0\0\0\0"
};
/* Defines */
#define PLUG_IN_PROC "plug-in-screenshot"
#define PLUG_IN_BINARY "screenshot"
#define PLUG_IN_ROLE "gimp-screenshot"
#ifdef __GNUC__
#ifdef GDK_NATIVE_WINDOW_POINTER
#if GLIB_SIZEOF_VOID_P != 4
#warning window_id does not fit in PDB_INT32
#endif
#endif
#endif
static ScreenshotValues shootvals =
{
SHOOT_WINDOW, /* root window */
#ifdef PLATFORM_OSX
FALSE,
#else
TRUE, /* include WM decorations */
#endif
0, /* window ID */
0, /* select delay */
0, /* coords of region dragged out by pointer */
0,
0,
0,
FALSE
};
static void query (void);
static void run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals);
static GimpPDBStatusType shoot (GdkScreen *screen,
gint32 *image_ID);
static gboolean shoot_dialog (GdkScreen **screen);
static gboolean shoot_quit_timeout (gpointer data);
/* Global Variables */
static ScreenshotCapabilities capabilities = 0;
const GimpPlugInInfo PLUG_IN_INFO =
{
NULL, /* init_proc */
NULL, /* quit_proc */
query, /* query_proc */
run /* run_proc */
};
/* Functions */
MAIN ()
static void
query (void)
{
static const GimpParamDef args[] =
{
{ GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }" },
{ GIMP_PDB_INT32, "root", "Root window { TRUE, FALSE }" },
{ GIMP_PDB_INT32, "window-id", "Window id" },
{ GIMP_PDB_INT32, "x1", "(optional) Region left x coord" },
{ GIMP_PDB_INT32, "y1", "(optional) Region top y coord" },
{ GIMP_PDB_INT32, "x2", "(optional) Region right x coord" },
{ GIMP_PDB_INT32, "y2", "(optional) Region bottom y coord" }
};
static const GimpParamDef return_vals[] =
{
{ GIMP_PDB_IMAGE, "image", "Output image" }
};
gimp_install_procedure (PLUG_IN_PROC,
N_("Create an image from an area of the screen"),
"The plug-in takes screenshots of an "
"interactively selected window or of the desktop, "
"either the whole desktop or an interactively "
"selected region. When called non-interactively, it "
"may grab the root window or use the window-id "
"passed as a parameter. The last four parameters "
"are optional and can be used to specify the corners "
"of the region to be grabbed."
#ifdef PLATFORM_OSX
"On Mac OS X, when called non-interactively, the plugin"
"only can take screenshots of the entire root window."
"Grabbing a window or a region is not supported"
"non-interactively. To grab a region or a particular"
"window, you need to use the interactive mode."
#endif
,
"Sven Neumann <sven@gimp.org>, "
"Henrik Brix Andersen <brix@gimp.org>,"
"Simone Karin Lehmann",
"1998 - 2008",
"v1.1 (2008/04)",
N_("_Screenshot..."),
NULL,
GIMP_PLUGIN,
G_N_ELEMENTS (args),
G_N_ELEMENTS (return_vals),
args, return_vals);
gimp_plugin_menu_register (PLUG_IN_PROC, "<Image>/File/Create/Acquire");
gimp_plugin_icon_register (PLUG_IN_PROC, GIMP_ICON_TYPE_INLINE_PIXBUF,
screenshot_icon);
}
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[2];
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
GimpRunMode run_mode;
GdkScreen *screen = NULL;
gint32 image_ID;
INIT_I18N ();
gegl_init (NULL, NULL);
run_mode = param[0].data.d_int32;
*nreturn_vals = 1;
*return_vals = values;
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
#ifdef PLATFORM_OSX
capabilities = screenshot_osx_get_capabilities ();
#elif defined (GDK_WINDOWING_X11)
capabilities = screenshot_x11_get_capabilities ();
#endif
/* how are we running today? */
switch (run_mode)
{
case GIMP_RUN_INTERACTIVE:
/* Possibly retrieve data from a previous run */
gimp_get_data (PLUG_IN_PROC, &shootvals);
shootvals.window_id = 0;
/* Get information from the dialog */
if (! shoot_dialog (&screen))
status = GIMP_PDB_CANCEL;
break;
case GIMP_RUN_NONINTERACTIVE:
if (nparams == 3)
{
gboolean do_root = param[1].data.d_int32;
shootvals.shoot_type = do_root ? SHOOT_ROOT : SHOOT_WINDOW;
shootvals.window_id = param[2].data.d_int32;
shootvals.select_delay = 0;
}
else if (nparams == 7)
{
shootvals.shoot_type = SHOOT_REGION;
shootvals.window_id = param[2].data.d_int32;
shootvals.select_delay = 0;
shootvals.x1 = param[3].data.d_int32;
shootvals.y1 = param[4].data.d_int32;
shootvals.x2 = param[5].data.d_int32;
shootvals.y2 = param[6].data.d_int32;
}
else
{
status = GIMP_PDB_CALLING_ERROR;
}
if (! gdk_init_check (NULL, NULL))
status = GIMP_PDB_CALLING_ERROR;
#ifdef PLATFORM_OSX
if (shootvals.shoot_type == SHOOT_WINDOW ||
shootvals.shoot_type == SHOOT_REGION)
status = GIMP_PDB_CALLING_ERROR;
#endif
break;
case GIMP_RUN_WITH_LAST_VALS:
/* Possibly retrieve data from a previous run */
gimp_get_data (PLUG_IN_PROC, &shootvals);
break;
default:
break;
}
if (status == GIMP_PDB_SUCCESS)
{
status = shoot (screen, &image_ID);
}
if (status == GIMP_PDB_SUCCESS)
{
if (run_mode == GIMP_RUN_INTERACTIVE)
{
/* Store variable states for next run */
gimp_set_data (PLUG_IN_PROC, &shootvals, sizeof (ScreenshotValues));
gimp_display_new (image_ID);
/* Give some sort of feedback that the shot is done */
if (shootvals.select_delay > 0)
{
gdk_display_beep (gdk_screen_get_display (screen));
gdk_flush (); /* flush so the beep makes it to the server */
}
}
/* set return values */
*nreturn_vals = 2;
values[1].type = GIMP_PDB_IMAGE;
values[1].data.d_image = image_ID;
}
values[0].data.d_status = status;
}
/* The main Screenshot function */
static GimpPDBStatusType
shoot (GdkScreen *screen,
gint32 *image_ID)
{
#ifdef PLATFORM_OSX
return screenshot_osx_shoot (&shootvals, screen, image_ID);
#endif
#ifdef GDK_WINDOWING_X11
return screenshot_x11_shoot (&shootvals, screen, image_ID);
#endif
return GIMP_PDB_CALLING_ERROR; /* silence compiler */
}
/* Screenshot dialog */
static void
shoot_dialog_add_hint (GtkNotebook *notebook,
ShootType type,
const gchar *hint)
{
GtkWidget *label;
label = g_object_new (GTK_TYPE_LABEL,
"label", hint,
"wrap", TRUE,
"justify", GTK_JUSTIFY_LEFT,
"xalign", 0.0,
"yalign", 0.0,
NULL);
gimp_label_set_attributes (GTK_LABEL (label),
PANGO_ATTR_STYLE, PANGO_STYLE_ITALIC,
-1);
gtk_notebook_insert_page (notebook, label, NULL, type);
gtk_widget_show (label);
}
static void
shoot_radio_button_toggled (GtkWidget *widget,
GtkWidget *notebook)
{
gimp_radio_button_update (widget, &shootvals.shoot_type);
gtk_notebook_set_current_page (GTK_NOTEBOOK (notebook), shootvals.shoot_type);
}
static gboolean
shoot_dialog (GdkScreen **screen)
{
GtkWidget *dialog;
GtkWidget *main_vbox;
GtkWidget *notebook;
GtkWidget *frame;
GtkWidget *vbox;
GtkWidget *hbox;
GtkWidget *label;
GtkWidget *button;
GtkWidget *toggle;
GtkWidget *spinner;
GdkPixbuf *pixbuf;
GSList *radio_group = NULL;
GtkAdjustment *adj;
gboolean run;
gimp_ui_init (PLUG_IN_BINARY, FALSE);
dialog = gimp_dialog_new (_("Screenshot"), PLUG_IN_ROLE,
NULL, 0,
gimp_standard_help_func, PLUG_IN_PROC,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
NULL);
button = gtk_dialog_add_button (GTK_DIALOG (dialog),
_("S_nap"), GTK_RESPONSE_OK);
gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
pixbuf = gdk_pixbuf_new_from_inline (-1, screenshot_icon, FALSE, NULL);
if (pixbuf)
{
gtk_button_set_image (GTK_BUTTON (button),
gtk_image_new_from_pixbuf (pixbuf));
g_object_unref (pixbuf);
}
main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 12);
gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
main_vbox, FALSE, FALSE, 0);
gtk_widget_show (main_vbox);
/* Hints */
notebook = g_object_new (GTK_TYPE_NOTEBOOK,
"show-border", FALSE,
"show-tabs", FALSE,
NULL);
gtk_box_pack_end (GTK_BOX (main_vbox), notebook, FALSE, FALSE, 0);
gtk_widget_show (notebook);
shoot_dialog_add_hint (GTK_NOTEBOOK (notebook), SHOOT_ROOT,
_("After the delay, the screenshot is taken."));
shoot_dialog_add_hint (GTK_NOTEBOOK (notebook), SHOOT_REGION,
_("After the delay, drag your mouse to select "
"the region for the screenshot."));
shoot_dialog_add_hint (GTK_NOTEBOOK (notebook), SHOOT_WINDOW,
_("At the end of the delay, click in a window "
"to snap it."));
gtk_notebook_set_current_page (GTK_NOTEBOOK (notebook), shootvals.shoot_type);
/* Area */
frame = gimp_frame_new (_("Area"));
gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
gtk_container_add (GTK_CONTAINER (frame), vbox);
gtk_widget_show (vbox);
/* single window */
button = gtk_radio_button_new_with_mnemonic (radio_group,
_("Take a screenshot of "
"a single _window"));
radio_group = gtk_radio_button_get_group (GTK_RADIO_BUTTON (button));
gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
g_object_set_data (G_OBJECT (button), "gimp-item-data",
GINT_TO_POINTER (SHOOT_WINDOW));
g_signal_connect (button, "toggled",
G_CALLBACK (shoot_radio_button_toggled),
notebook);
/* window decorations */
if (capabilities & SCREENSHOT_CAN_SHOOT_DECORATIONS)
{
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
toggle = gtk_check_button_new_with_mnemonic (_("Include window _decoration"));
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (toggle),
shootvals.decorate);
gtk_box_pack_start (GTK_BOX (hbox), toggle, TRUE, TRUE, 24);
gtk_widget_show (toggle);
g_signal_connect (toggle, "toggled",
G_CALLBACK (gimp_toggle_button_update),
&shootvals.decorate);
g_object_bind_property (button, "active",
toggle, "sensitive",
G_BINDING_SYNC_CREATE);
}
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button),
shootvals.shoot_type == SHOOT_WINDOW);
/* whole screen */
button = gtk_radio_button_new_with_mnemonic (radio_group,
_("Take a screenshot of "
"the entire _screen"));
radio_group = gtk_radio_button_get_group (GTK_RADIO_BUTTON (button));
gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
g_object_set_data (G_OBJECT (button), "gimp-item-data",
GINT_TO_POINTER (SHOOT_ROOT));
g_signal_connect (button, "toggled",
G_CALLBACK (shoot_radio_button_toggled),
notebook);
/* mouse pointer */
if (capabilities & SCREENSHOT_CAN_SHOOT_POINTER)
{
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
toggle = gtk_check_button_new_with_mnemonic (_("Include _mouse pointer"));
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (toggle),
shootvals.show_cursor);
gtk_box_pack_start (GTK_BOX (hbox), toggle, TRUE, TRUE, 24);
gtk_widget_show (toggle);
g_signal_connect (toggle, "toggled",
G_CALLBACK (gimp_toggle_button_update),
&shootvals.show_cursor);
g_object_bind_property (button, "active",
toggle, "sensitive",
G_BINDING_SYNC_CREATE);
}
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button),
shootvals.shoot_type == SHOOT_ROOT);
/* dragged region */
button = gtk_radio_button_new_with_mnemonic (radio_group,
_("Select a _region to grab"));
radio_group = gtk_radio_button_get_group (GTK_RADIO_BUTTON (button));
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button),
shootvals.shoot_type == SHOOT_REGION);
gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
g_object_set_data (G_OBJECT (button), "gimp-item-data",
GINT_TO_POINTER (SHOOT_REGION));
g_signal_connect (button, "toggled",
G_CALLBACK (shoot_radio_button_toggled),
notebook);
/* Delay */
frame = gimp_frame_new (_("Delay"));
gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
gtk_container_add (GTK_CONTAINER (frame), vbox);
gtk_widget_show (vbox);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
adj = (GtkAdjustment *)
gtk_adjustment_new (shootvals.select_delay,
0.0, 100.0, 1.0, 5.0, 0.0);
spinner = gtk_spin_button_new (adj, 0, 0);
gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (spinner), TRUE);
gtk_box_pack_start (GTK_BOX (hbox), spinner, FALSE, FALSE, 0);
gtk_widget_show (spinner);
g_signal_connect (adj, "value-changed",
G_CALLBACK (gimp_int_adjustment_update),
&shootvals.select_delay);
/* this is the unit label of a spinbutton */
label = gtk_label_new (_("seconds"));
gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
gtk_widget_show (dialog);
run = (gimp_dialog_run (GIMP_DIALOG (dialog)) == GTK_RESPONSE_OK);
if (run)
{
/* get the screen on which we are running */
*screen = gtk_widget_get_screen (dialog);
}
gtk_widget_destroy (dialog);
if (run)
{
/* A short timeout to give the server a chance to
* redraw the area that was obscured by our dialog.
*/
g_timeout_add (100, shoot_quit_timeout, NULL);
gtk_main ();
}
return run;
}
static gboolean
shoot_quit_timeout (gpointer data)
{
gtk_main_quit ();
return FALSE;
}
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