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gimp/app/interface.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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <stdlib.h>
#include "appenv.h"
#include "actionarea.h"
#include "app_procs.h"
#include "buildmenu.h"
#include "colormaps.h"
#include "color_area.h"
#include "commands.h"
#include "devices.h"
#include "disp_callbacks.h"
#include "errors.h"
#include "gdisplay.h"
#include "gdisplay_ops.h"
#include "gimage.h"
#include "gimprc.h"
#include "general.h"
#include "interface.h"
#include "menus.h"
#include "session.h"
#include "tools.h"
#include "pixmaps.h"
/* local functions */
static void tools_select_update (GtkWidget *widget,
gpointer data);
static gint tools_button_press (GtkWidget *widget,
GdkEventButton *bevent,
gpointer data);
static void gdisplay_destroy (GtkWidget *widget,
GDisplay *display);
static gint gdisplay_delete (GtkWidget *widget,
GdkEvent *,
GDisplay *display);
static void toolbox_destroy (void);
static gint toolbox_delete (GtkWidget *,
GdkEvent *,
gpointer);
static gint toolbox_check_device (GtkWidget *,
GdkEvent *,
gpointer);
static GdkPixmap *create_pixmap (GdkWindow *parent,
GdkBitmap **mask,
char **data,
int width,
int height);
static int pixmap_colors[8][3] =
{
{ 0x00, 0x00, 0x00 }, /* a - 0 */
{ 0x24, 0x24, 0x24 }, /* b - 36 */
{ 0x49, 0x49, 0x49 }, /* c - 73 */
{ 0x6D, 0x6D, 0x6D }, /* d - 109 */
{ 0x92, 0x92, 0x92 }, /* e - 146 */
{ 0xB6, 0xB6, 0xB6 }, /* f - 182 */
{ 0xDB, 0xDB, 0xDB }, /* g - 219 */
{ 0xFF, 0xFF, 0xFF }, /* h - 255 */
};
extern int num_tools;
#define COLUMNS 3
#define ROWS 8
#define MARGIN 2
/* Widgets for each tool button--these are used from command.c to activate on
* tool selection via both menus and keyboard accelerators.
*/
GtkWidget *tool_label;
GtkTooltips *tool_tips;
/* The popup shell is a pointer to the gdisplay shell that posted the latest
* popup menu. When this is null, and a command is invoked, then the
* assumption is that the command was a result of a keyboard accelerator
*/
GtkWidget *popup_shell = NULL;
static GtkWidget *tool_label_area = NULL;
static GtkWidget *progress_area = NULL;
static GdkColor colors[12];
static GtkWidget *toolbox_shell = NULL;
static void
tools_select_update (GtkWidget *w,
gpointer data)
{
ToolType tool_type;
tool_type = (ToolType) data;
if ((tool_type != -1) && GTK_TOGGLE_BUTTON (w)->active)
tools_select (tool_type);
}
static gint
tools_button_press (GtkWidget *w,
GdkEventButton *event,
gpointer data)
{
if ((event->type == GDK_2BUTTON_PRESS) &&
(event->button == 1))
tools_options_dialog_show ();
return FALSE;
}
static gint
toolbox_delete (GtkWidget *w, GdkEvent *e, gpointer data)
{
app_exit (0);
return TRUE;
}
static void
toolbox_destroy ()
{
app_exit_finish ();
}
static gint
toolbox_check_device (GtkWidget *w, GdkEvent *e, gpointer data)
{
devices_check_change (e);
return FALSE;
}
static void
gdisplay_destroy (GtkWidget *w,
GDisplay *gdisp)
{
gdisplay_remove_and_delete (gdisp);
}
static gint
gdisplay_delete (GtkWidget *w,
GdkEvent *e,
GDisplay *gdisp)
{
gdisplay_close_window (gdisp, FALSE);
return TRUE;
}
static void
allocate_colors (GtkWidget *parent)
{
GdkColormap *colormap;
int i;
gtk_widget_realize (parent);
colormap = gdk_window_get_colormap (parent->window);
for (i = 0; i < 8; i++)
{
colors[i].red = pixmap_colors[i][0] << 8;
colors[i].green = pixmap_colors[i][1] << 8;
colors[i].blue = pixmap_colors[i][2] << 8;
gdk_color_alloc (colormap, &colors[i]);
}
colors[8] = parent->style->bg[GTK_STATE_NORMAL];
gdk_color_alloc (colormap, &colors[8]);
colors[9] = parent->style->bg[GTK_STATE_ACTIVE];
gdk_color_alloc (colormap, &colors[9]);
colors[10] = parent->style->bg[GTK_STATE_PRELIGHT];
gdk_color_alloc (colormap, &colors[10]);
/* postit yellow (khaki) as background for tooltips */
colors[11].red = 61669;
colors[11].green = 59113;
colors[11].blue = 35979;
gdk_color_alloc (colormap, &colors[11]);
}
static void
create_color_area (GtkWidget *parent)
{
GtkWidget *frame;
GtkWidget *alignment;
GtkWidget *col_area;
GdkPixmap *default_pixmap;
GdkPixmap *swap_pixmap;
gtk_widget_realize (parent);
default_pixmap = create_pixmap (parent->window, NULL, default_bits,
default_width, default_height);
swap_pixmap = create_pixmap (parent->window, NULL, swap_bits,
swap_width, swap_height);
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_OUT);
gtk_box_pack_start (GTK_BOX (parent), frame, FALSE, FALSE, 0);
gtk_widget_realize (frame);
alignment = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
gtk_container_border_width (GTK_CONTAINER (alignment), 3);
gtk_container_add (GTK_CONTAINER (frame), alignment);
col_area = color_area_create (54, 42, default_pixmap, swap_pixmap);
gtk_container_add (GTK_CONTAINER (alignment), col_area);
gtk_tooltips_set_tip (tool_tips, col_area, "Foreground & background colors. The small black "
"and white squares reset colors. The small arrows swap colors. Double "
"click to change colors.",
NULL);
gtk_widget_show (col_area);
gtk_widget_show (alignment);
gtk_widget_show (frame);
}
GdkPixmap *
create_tool_pixmap (GtkWidget *parent, ToolType type)
{
/*
* FIXME this really should be dones without using the #defined tool names
* but it should work this way for now
*/
if (type == SCALE || type == SHEAR || type == PERSPECTIVE)
type = ROTATE;
else if (type == FLIP_VERT)
type = FLIP_HORZ;
if (tool_info[(int) type].icon_data)
return create_pixmap (parent->window, NULL,
tool_info[(int) type].icon_data,
22, 22);
else
return create_pixmap (parent->window, NULL,
dialog_bits,
22, 22);
g_return_val_if_fail (FALSE, NULL);
return NULL; /* not reached */
}
static void
create_tools (GtkWidget *parent)
{
GtkWidget *table;
GtkWidget *button;
GtkWidget *alignment;
GtkWidget *pixmap;
GSList *group;
gint i, j;
/*create_logo (parent);*/
table = gtk_table_new (ROWS, COLUMNS, TRUE);
gtk_box_pack_start (GTK_BOX (parent), table, TRUE, TRUE, 0);
gtk_widget_realize (table);
group = NULL;
i = 0;
for (j = 0; j < num_tools; j++)
{
if (tool_info[j].icon_data)
{
tool_info[j].tool_widget = button = gtk_radio_button_new (group);
gtk_container_border_width (GTK_CONTAINER (button), 0);
group = gtk_radio_button_group (GTK_RADIO_BUTTON (button));
gtk_toggle_button_set_mode (GTK_TOGGLE_BUTTON (button), FALSE);
gtk_table_attach (GTK_TABLE (table), button,
(i % 3), (i % 3) + 1,
(i / 3), (i / 3) + 1,
GTK_EXPAND | GTK_SHRINK | GTK_FILL,
GTK_EXPAND | GTK_SHRINK | GTK_FILL,
0, 0);
alignment = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
gtk_container_border_width (GTK_CONTAINER (alignment), 0);
gtk_container_add (GTK_CONTAINER (button), alignment);
pixmap = create_pixmap_widget (table->window, tool_info[j].icon_data, 22, 22);
gtk_container_add (GTK_CONTAINER (alignment), pixmap);
gtk_signal_connect (GTK_OBJECT (button), "toggled",
(GtkSignalFunc) tools_select_update,
(gpointer) tool_info[j].tool_id);
gtk_signal_connect (GTK_OBJECT (button), "button_press_event",
(GtkSignalFunc) tools_button_press,
(gpointer) tool_info[j].tool_id);
gtk_tooltips_set_tip (tool_tips, button, tool_info[j].tool_desc, tool_info[i].private_tip);
gtk_widget_show (pixmap);
gtk_widget_show (alignment);
gtk_widget_show (button);
i++;
}
else
{
tool_info[j].tool_widget = button = gtk_radio_button_new (group);
group = gtk_radio_button_group (GTK_RADIO_BUTTON (button));
gtk_signal_connect (GTK_OBJECT (button), "clicked",
(GtkSignalFunc) tools_select_update,
(gpointer) tool_info[j].tool_id);
}
}
gtk_widget_show (table);
}
static GdkPixmap *
create_pixmap (GdkWindow *parent, GdkBitmap **mask,
char **data, int width, int height)
{
GdkPixmap *pixmap;
GdkImage *image;
GdkGC *gc;
GdkVisual *visual;
GdkColormap *cmap;
gint r, s, t, cnt;
guchar *mem;
guchar value;
guint32 pixel;
visual = gdk_window_get_visual (parent);
cmap = gdk_window_get_colormap (parent);
image = gdk_image_new (GDK_IMAGE_NORMAL, visual, width, height);
pixmap = gdk_pixmap_new (parent, width, height, -1);
gc = NULL;
if (mask)
{
GdkColor tmp_color;
*mask = gdk_pixmap_new (parent, width, height, 1);
gc = gdk_gc_new (*mask);
gdk_draw_rectangle (*mask, gc, TRUE, 0, 0, -1, -1);
tmp_color.pixel = 1;
gdk_gc_set_foreground (gc, &tmp_color);
}
for (r = 0; r < height; r++)
{
mem = image->mem;
mem += image->bpl * r;
for (s = 0, cnt = 0; s < width; s++)
{
value = data[r][s];
if (value == '.')
{
pixel = colors[8].pixel;
if (mask)
{
if (cnt < s)
gdk_draw_line (*mask, gc, cnt, r, s - 1, r);
cnt = s + 1;
}
}
else
{
pixel = colors[value - 'a'].pixel;
}
if (image->byte_order == GDK_LSB_FIRST)
{
for (t = 0; t < image->bpp; t++)
*mem++ = (unsigned char) ((pixel >> (t * 8)) & 0xFF);
}
else
{
for (t = 0; t < image->bpp; t++)
*mem++ = (unsigned char) ((pixel >> ((image->bpp - t - 1) * 8)) & 0xFF);
}
}
if (mask && (cnt < s))
gdk_draw_line (*mask, gc, cnt, r, s - 1, r);
}
if (mask)
gdk_gc_destroy (gc);
gc = gdk_gc_new (parent);
gdk_draw_image (pixmap, gc, image, 0, 0, 0, 0, width, height);
gdk_gc_destroy (gc);
gdk_image_destroy (image);
return pixmap;
}
GtkWidget*
create_pixmap_widget (GdkWindow *parent,
char **data, int width, int height)
{
GdkPixmap *pixmap;
GdkBitmap *mask;
pixmap = create_pixmap (parent, &mask, data, width, height);
return gtk_pixmap_new (pixmap, mask);
}
void
create_toolbox ()
{
GtkWidget *window;
GtkWidget *main_vbox;
GtkWidget *vbox;
GtkWidget *menubar;
GList *device_list;
GtkAccelGroup *table;
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_wmclass (GTK_WINDOW (window), "toolbox", "Gimp");
gtk_window_set_title (GTK_WINDOW (window), "The GIMP");
session_set_window_geometry (window, &toolbox_session_info, TRUE);
gtk_signal_connect (GTK_OBJECT (window), "delete_event",
GTK_SIGNAL_FUNC (toolbox_delete),
NULL);
gtk_signal_connect (GTK_OBJECT (window), "destroy",
(GtkSignalFunc) toolbox_destroy,
NULL);
/* We need to know when the current device changes, so we can update
* the correct tool - to do this we connect to motion events.
* We can't just use EXTENSION_EVENTS_CURSOR though, since that
* would get us extension events for the mouse pointer, and our
* device would change to that and not change back. So we check
* manually that all devices have a cursor, before establishing the check.
*/
device_list = gdk_input_list_devices ();
while (device_list)
{
if (!((GdkDeviceInfo *)(device_list->data))->has_cursor)
break;
device_list = device_list->next;
}
if (!device_list) /* all devices have cursor */
{
gtk_signal_connect (GTK_OBJECT (window), "motion_notify_event",
GTK_SIGNAL_FUNC (toolbox_check_device), NULL);
gtk_widget_set_events (window, GDK_POINTER_MOTION_MASK);
gtk_widget_set_extension_events (window, GDK_EXTENSION_EVENTS_CURSOR);
}
main_vbox = gtk_vbox_new (FALSE, 1);
gtk_container_border_width (GTK_CONTAINER (main_vbox), 1);
gtk_container_add (GTK_CONTAINER (window), main_vbox);
gtk_widget_show (main_vbox);
/* allocate the colors for creating pixmaps */
allocate_colors (main_vbox);
/* tooltips */
tool_tips = gtk_tooltips_new ();
gtk_tooltips_set_colors (tool_tips,
&colors[11],
&main_vbox->style->fg[GTK_STATE_NORMAL]);
if (!show_tool_tips)
gtk_tooltips_disable (tool_tips);
/* Build the menu bar with menus */
menus_get_toolbox_menubar (&menubar, &table);
gtk_box_pack_start (GTK_BOX (main_vbox), menubar, FALSE, TRUE, 0);
gtk_widget_show (menubar);
/* Install the accelerator table in the main window */
gtk_window_add_accel_group (GTK_WINDOW (window), table);
vbox = gtk_vbox_new (FALSE, 1);
gtk_box_pack_start (GTK_BOX (main_vbox), vbox, TRUE, TRUE, 0);
gtk_container_border_width (GTK_CONTAINER (vbox), 0);
gtk_widget_show (vbox);
create_tools (vbox);
/*create_tool_label (vbox);*/
/*create_progress_area (vbox);*/
create_color_area (vbox);
gtk_widget_show (window);
toolbox_shell = window;
}
void
toolbox_free ()
{
int i;
session_get_window_info (toolbox_shell, &toolbox_session_info);
gtk_widget_destroy (toolbox_shell);
for (i = 0; i < num_tools; i++)
{
if (!tool_info[i].icon_data)
gtk_object_sink (GTK_OBJECT (tool_info[i].tool_widget));
}
gtk_object_destroy (GTK_OBJECT (tool_tips));
gtk_object_unref (GTK_OBJECT (tool_tips));
}
void
toolbox_raise_callback (GtkWidget *widget,
gpointer client_data)
{
gdk_window_raise(toolbox_shell->window);
}
void
create_display_shell (GDisplay* gdisp,
int width,
int height,
char *title,
int type)
{
static GtkWidget *image_popup_menu = NULL;
static GtkAccelGroup *image_accel_group = NULL;
GtkWidget *vbox;
GtkWidget *table;
GtkWidget *table_inner;
GtkWidget *frame;
GtkWidget *arrow;
int n_width, n_height;
int s_width, s_height;
int scalesrc, scaledest;
int contextid;
/* adjust the initial scale -- so that window fits on screen */
{
s_width = gdk_screen_width ();
s_height = gdk_screen_height ();
scalesrc = gdisp->scale & 0x00ff;
scaledest = gdisp->scale >> 8;
n_width = (width * scaledest) / scalesrc;
n_height = (height * scaledest) / scalesrc;
/* Limit to the size of the screen... */
while (n_width > s_width || n_height > s_height)
{
if (scaledest > 1)
scaledest--;
else
if (scalesrc < 0xff)
scalesrc++;
n_width = (width * scaledest) / scalesrc;
n_height = (height * scaledest) / scalesrc;
}
gdisp->scale = (scaledest << 8) + scalesrc;
}
/* The adjustment datums */
gdisp->hsbdata = GTK_ADJUSTMENT (gtk_adjustment_new (0, 0, width, 1, 1, width));
gdisp->vsbdata = GTK_ADJUSTMENT (gtk_adjustment_new (0, 0, height, 1, 1, height));
/* The toplevel shell */
gdisp->shell = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_widget_ref (gdisp->shell);
gtk_window_set_title (GTK_WINDOW (gdisp->shell), title);
gtk_window_set_wmclass (GTK_WINDOW (gdisp->shell), "image_window", "Gimp");
gtk_window_set_policy (GTK_WINDOW (gdisp->shell), TRUE, TRUE, TRUE);
gtk_object_set_user_data (GTK_OBJECT (gdisp->shell), (gpointer) gdisp);
gtk_widget_set_events (gdisp->shell, GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK);
gtk_signal_connect (GTK_OBJECT (gdisp->shell), "delete_event",
GTK_SIGNAL_FUNC (gdisplay_delete),
gdisp);
gtk_signal_connect (GTK_OBJECT (gdisp->shell), "destroy",
(GtkSignalFunc) gdisplay_destroy,
gdisp);
/* the vbox, table containing all widgets */
vbox = gtk_vbox_new(0,2);
gtk_container_add(GTK_CONTAINER (gdisp->shell), vbox);
gtk_container_border_width(GTK_CONTAINER (vbox), 2);
/* the table widget is pretty stupid so we need 2 tables
or it treats rulers and canvas with equal weight when
allocating space, ugh. */
table = gtk_table_new (2, 2, FALSE);
gtk_table_set_col_spacing (GTK_TABLE (table), 0, 1);
gtk_table_set_row_spacing (GTK_TABLE (table), 0, 1);
gtk_box_pack_start(GTK_BOX (vbox), table, TRUE, TRUE, 0);
table_inner = gtk_table_new (2, 2, FALSE);
gtk_table_set_col_spacing (GTK_TABLE (table_inner), 0, 1);
gtk_table_set_row_spacing (GTK_TABLE (table_inner), 0, 1);
/* hbox for statusbar area */
gdisp->statusarea = gtk_hbox_new(0,2);
gtk_box_pack_start(GTK_BOX (vbox), gdisp->statusarea, FALSE, TRUE, 0);
/* scrollbars, rulers, canvas, menu popup button */
gdisp->origin = gtk_button_new ();
gtk_widget_set_events (GTK_WIDGET (gdisp->origin),
GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK);
gtk_signal_connect (GTK_OBJECT (gdisp->origin), "button_press_event",
(GtkSignalFunc) gdisplay_origin_button_press,
gdisp);
arrow = gtk_arrow_new (GTK_ARROW_RIGHT, GTK_SHADOW_OUT);
gtk_container_border_width (GTK_CONTAINER (gdisp->origin), 0);
gtk_container_add (GTK_CONTAINER (gdisp->origin), arrow);
gdisp->hrule = gtk_hruler_new ();
gtk_widget_set_events (GTK_WIDGET (gdisp->hrule),
GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK);
gtk_ruler_set_metric (GTK_RULER (gdisp->hrule), ruler_units);
gtk_signal_connect_object (GTK_OBJECT (gdisp->shell), "motion_notify_event",
(GtkSignalFunc) GTK_WIDGET_CLASS (GTK_OBJECT (gdisp->hrule)->klass)->motion_notify_event,
GTK_OBJECT (gdisp->hrule));
gtk_signal_connect (GTK_OBJECT (gdisp->hrule), "button_press_event",
(GtkSignalFunc) gdisplay_hruler_button_press,
gdisp);
gdisp->vrule = gtk_vruler_new ();
gtk_widget_set_events (GTK_WIDGET (gdisp->vrule),
GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK);
gtk_ruler_set_metric (GTK_RULER (gdisp->vrule), ruler_units);
gtk_signal_connect_object (GTK_OBJECT (gdisp->shell), "motion_notify_event",
(GtkSignalFunc) GTK_WIDGET_CLASS (GTK_OBJECT (gdisp->vrule)->klass)->motion_notify_event,
GTK_OBJECT (gdisp->vrule));
gtk_signal_connect (GTK_OBJECT (gdisp->vrule), "button_press_event",
(GtkSignalFunc) gdisplay_vruler_button_press,
gdisp);
gdisp->hsb = gtk_hscrollbar_new (gdisp->hsbdata);
GTK_WIDGET_UNSET_FLAGS (gdisp->hsb, GTK_CAN_FOCUS);
gdisp->vsb = gtk_vscrollbar_new (gdisp->vsbdata);
GTK_WIDGET_UNSET_FLAGS (gdisp->vsb, GTK_CAN_FOCUS);
gdisp->canvas = gtk_drawing_area_new ();
gtk_drawing_area_size (GTK_DRAWING_AREA (gdisp->canvas), n_width, n_height);
gtk_widget_set_events (gdisp->canvas, CANVAS_EVENT_MASK);
gtk_widget_set_extension_events (gdisp->canvas, GDK_EXTENSION_EVENTS_ALL);
GTK_WIDGET_SET_FLAGS (gdisp->canvas, GTK_CAN_FOCUS);
gtk_signal_connect (GTK_OBJECT (gdisp->canvas), "event",
(GtkSignalFunc) gdisplay_canvas_events,
gdisp);
gtk_object_set_user_data (GTK_OBJECT (gdisp->canvas), (gpointer) gdisp);
/* pack all the widgets */
gtk_table_attach (GTK_TABLE (table), table_inner, 0, 1, 0, 1,
GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 0);
gtk_table_attach (GTK_TABLE (table), gdisp->hsb, 0, 1, 1, 2,
GTK_EXPAND | GTK_SHRINK | GTK_FILL, GTK_FILL, 0, 0);
gtk_table_attach (GTK_TABLE (table), gdisp->vsb, 1, 2, 0, 1,
GTK_FILL, GTK_EXPAND | GTK_SHRINK | GTK_FILL, 0, 0);
gtk_table_attach (GTK_TABLE (table_inner), gdisp->origin, 0, 1, 0, 1,
GTK_FILL, GTK_FILL, 0, 0);
gtk_table_attach (GTK_TABLE (table_inner), gdisp->hrule, 1, 2, 0, 1,
GTK_EXPAND | GTK_SHRINK | GTK_FILL, GTK_FILL, 0, 0);
gtk_table_attach (GTK_TABLE (table_inner), gdisp->vrule, 0, 1, 1, 2,
GTK_FILL, GTK_EXPAND | GTK_SHRINK | GTK_FILL, 0, 0);
gtk_table_attach (GTK_TABLE (table_inner), gdisp->canvas, 1, 2, 1, 2,
GTK_EXPAND | GTK_SHRINK | GTK_FILL,
GTK_EXPAND | GTK_SHRINK | GTK_FILL, 0, 0);
if (! image_popup_menu)
menus_get_image_menu (&image_popup_menu, &image_accel_group);
gtk_container_set_resize_mode (GTK_CONTAINER (gdisp->statusarea),
GTK_RESIZE_QUEUE);
/* cursor, statusbar, progressbar */
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
gtk_box_pack_start (GTK_BOX (gdisp->statusarea), frame, FALSE, TRUE, 0);
gdisp->cursor_label = gtk_label_new (" 0000, 0000 ");
/* This usize should be more intelligent and get the information
* size of the above string or some similar method */
gtk_widget_set_usize (gdisp->cursor_label, 50, -1);
gtk_container_add (GTK_CONTAINER (frame), gdisp->cursor_label);
gdisp->statusbar = gtk_statusbar_new ();
gtk_widget_set_usize (gdisp->statusbar, 1, -1);
gtk_container_set_resize_mode (GTK_CONTAINER (gdisp->statusbar),
GTK_RESIZE_QUEUE);
gtk_box_pack_start (GTK_BOX (gdisp->statusarea), gdisp->statusbar, TRUE, TRUE, 0);
contextid = gtk_statusbar_get_context_id (GTK_STATUSBAR (gdisp->statusbar),
"title");
gtk_statusbar_push (GTK_STATUSBAR (gdisp->statusbar),
contextid,
title);
gdisp->progressbar = gtk_progress_bar_new();
gtk_widget_set_usize (gdisp->progressbar, 80, -1);
gtk_box_pack_start (GTK_BOX (gdisp->statusarea), gdisp->progressbar, FALSE, TRUE, 0);
gdisp->cancelbutton = gtk_button_new_with_label("Cancel");
gtk_box_pack_start (GTK_BOX (gdisp->statusarea), gdisp->cancelbutton, FALSE, TRUE, 0);
gtk_widget_set_sensitive (gdisp->cancelbutton, FALSE);
/* the popup menu */
gdisp->popup = image_popup_menu;
/* the accelerator table for images */
gtk_window_add_accel_group (GTK_WINDOW (gdisp->shell), image_accel_group);
gtk_widget_show (arrow);
gtk_widget_show (gdisp->hsb);
gtk_widget_show (gdisp->vsb);
if (show_rulers)
{
gtk_widget_show (gdisp->origin);
gtk_widget_show (gdisp->hrule);
gtk_widget_show (gdisp->vrule);
}
gtk_widget_show (gdisp->canvas);
gtk_widget_show (frame);
gtk_widget_show (gdisp->cursor_label);
gtk_widget_show (gdisp->statusbar);
gtk_widget_show (gdisp->progressbar);
gtk_widget_show (gdisp->cancelbutton);
gtk_widget_show (table_inner);
gtk_widget_show (table);
if (show_statusbar)
{
gtk_widget_show (gdisp->statusarea);
}
gtk_widget_show (vbox);
gtk_widget_show (gdisp->shell);
#warning DODGY?
gtk_widget_realize (gdisp->canvas);
gdk_window_set_back_pixmap(gdisp->canvas->window, NULL, 0);
/* set the focus to the canvas area */
gtk_widget_grab_focus (gdisp->canvas);
}
/*
* A text string query box
*/
typedef struct _QueryBox QueryBox;
struct _QueryBox
{
GtkWidget *qbox;
GtkWidget *entry;
QueryFunc callback;
gpointer data;
};
static void query_box_cancel_callback (GtkWidget *, gpointer);
static void query_box_ok_callback (GtkWidget *, gpointer);
static gint query_box_delete_callback (GtkWidget *, GdkEvent *, gpointer);
GtkWidget *
query_string_box (char *title,
char *message,
char *initial,
QueryFunc callback,
gpointer data)
{
QueryBox *query_box;
GtkWidget *qbox;
GtkWidget *vbox;
GtkWidget *label;
GtkWidget *entry;
GtkWidget *button;
query_box = (QueryBox *) g_malloc (sizeof (QueryBox));
qbox = gtk_dialog_new ();
gtk_window_set_title (GTK_WINDOW (qbox), title);
gtk_window_set_wmclass (GTK_WINDOW (qbox), "query_box", "Gimp");
gtk_window_position (GTK_WINDOW (qbox), GTK_WIN_POS_MOUSE);
gtk_signal_connect (GTK_OBJECT (qbox), "delete_event",
(GtkSignalFunc) query_box_delete_callback,
query_box);
gtk_container_border_width (GTK_CONTAINER (GTK_DIALOG (qbox)->action_area), 2);
button = gtk_button_new_with_label ("OK");
GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);
gtk_signal_connect (GTK_OBJECT (button), "clicked",
(GtkSignalFunc) query_box_ok_callback,
query_box);
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (qbox)->action_area), button, TRUE, TRUE, 0);
gtk_widget_grab_default (button);
gtk_widget_show (button);
button = gtk_button_new_with_label ("Cancel");
GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);
gtk_signal_connect (GTK_OBJECT (button), "clicked",
(GtkSignalFunc) query_box_cancel_callback,
query_box);
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (qbox)->action_area), button, TRUE, TRUE, 0);
gtk_widget_show (button);
vbox = gtk_vbox_new (FALSE, 1);
gtk_container_border_width (GTK_CONTAINER (vbox), 2);
gtk_container_add (GTK_CONTAINER (GTK_DIALOG (qbox)->vbox), vbox);
gtk_widget_show (vbox);
label = gtk_label_new (message);
gtk_box_pack_start (GTK_BOX (vbox), label, TRUE, FALSE, 0);
gtk_widget_show (label);
entry = gtk_entry_new ();
gtk_box_pack_start (GTK_BOX (vbox), entry, TRUE, TRUE, 0);
if (initial)
gtk_entry_set_text (GTK_ENTRY (entry), initial);
gtk_widget_show (entry);
query_box->qbox = qbox;
query_box->entry = entry;
query_box->callback = callback;
query_box->data = data;
gtk_widget_show (qbox);
return qbox;
}
static gint
query_box_delete_callback (GtkWidget *w,
GdkEvent *e,
gpointer client_data)
{
query_box_cancel_callback (w, client_data);
return TRUE;
}
static void
query_box_cancel_callback (GtkWidget *w,
gpointer client_data)
{
QueryBox *query_box;
query_box = (QueryBox *) client_data;
/* Destroy the box */
gtk_widget_destroy (query_box->qbox);
g_free (query_box);
}
static void
query_box_ok_callback (GtkWidget *w,
gpointer client_data)
{
QueryBox *query_box;
char *string;
query_box = (QueryBox *) client_data;
/* Get the entry data */
string = g_strdup (gtk_entry_get_text (GTK_ENTRY (query_box->entry)));
/* Call the user defined callback */
(* query_box->callback) (w, query_box->data, (gpointer) string);
/* Destroy the box */
gtk_widget_destroy (query_box->qbox);
g_free (query_box);
}
/*
* Message Boxes...
*/
typedef struct _MessageBox MessageBox;
struct _MessageBox
{
GtkWidget *mbox;
GtkCallback callback;
gpointer data;
};
static void message_box_close_callback (GtkWidget *, gpointer);
static gint message_box_delete_callback (GtkWidget *, GdkEvent *, gpointer);
GtkWidget *
message_box (char *message,
GtkCallback callback,
gpointer data)
{
MessageBox *msg_box;
GtkWidget *mbox;
GtkWidget *vbox;
GtkWidget *label_vbox;
GtkWidget *label;
GtkWidget *button;
char *str, *orig;
if (message)
message = orig = g_strdup (message);
else
return NULL;
msg_box = (MessageBox *) g_malloc (sizeof (MessageBox));
mbox = gtk_dialog_new ();
gtk_window_set_wmclass (GTK_WINDOW (mbox), "gimp_message", "Gimp");
gtk_window_set_title (GTK_WINDOW (mbox), "GIMP Message");
gtk_window_position (GTK_WINDOW (mbox), GTK_WIN_POS_MOUSE);
gtk_container_border_width (GTK_CONTAINER (GTK_DIALOG (mbox)->action_area), 2);
gtk_signal_connect (GTK_OBJECT (mbox), "delete_event",
GTK_SIGNAL_FUNC (message_box_delete_callback),
msg_box);
button = gtk_button_new_with_label ("OK");
GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);
gtk_signal_connect (GTK_OBJECT (button), "clicked",
(GtkSignalFunc) message_box_close_callback,
msg_box);
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (mbox)->action_area), button, TRUE, TRUE, 0);
gtk_widget_grab_default (button);
gtk_widget_show (button);
vbox = gtk_vbox_new (FALSE, 1);
gtk_container_border_width (GTK_CONTAINER (vbox), 1);
gtk_container_add (GTK_CONTAINER (GTK_DIALOG (mbox)->vbox), vbox);
gtk_widget_show (vbox);
label_vbox = gtk_vbox_new (FALSE, 1);
gtk_box_pack_start (GTK_BOX (vbox), label_vbox, TRUE, FALSE, 0);
gtk_widget_show (label_vbox);
str = message;
while (*str != '\0')
{
if (*str == '\n')
{
*str = '\0';
label = gtk_label_new (message);
gtk_box_pack_start (GTK_BOX (label_vbox), label, TRUE, FALSE, 0);
gtk_widget_show (label);
message = str + 1;
}
str++;
}
if (*message != '\0')
{
label = gtk_label_new (message);
gtk_box_pack_start (GTK_BOX (label_vbox), label, TRUE, FALSE, 0);
gtk_widget_show (label);
}
g_free (orig);
msg_box->mbox = mbox;
msg_box->callback = callback;
msg_box->data = data;
gtk_widget_show (mbox);
return mbox;
}
static gint
message_box_delete_callback (GtkWidget *w, GdkEvent *e, gpointer client_data)
{
message_box_close_callback (w, client_data);
return TRUE;
}
static void
message_box_close_callback (GtkWidget *w,
gpointer client_data)
{
MessageBox *msg_box;
msg_box = (MessageBox *) client_data;
/* If there is a valid callback, invoke it */
if (msg_box->callback)
(* msg_box->callback) (w, msg_box->data);
/* Destroy the box */
gtk_widget_destroy (msg_box->mbox);
g_free (msg_box);
}
void
progress_start ()
{
if (!GTK_WIDGET_VISIBLE (progress_area))
{
gtk_widget_set_usize (progress_area,
tool_label_area->allocation.width,
tool_label_area->allocation.height);
gtk_widget_hide (tool_label_area);
gtk_widget_show (progress_area);
}
}
void
progress_update (float percentage)
{
gtk_progress_bar_update (GTK_PROGRESS_BAR (progress_area), percentage);
if (GTK_WIDGET_VISIBLE (progress_area))
gdk_flush ();
}
void
progress_step ()
{
float val;
if (GTK_WIDGET_VISIBLE (progress_area))
{
val = gtk_progress_get_current_percentage(GTK_PROGRESS(progress_area))
+ 0.01;
/*
val = GTK_PROGRESS_BAR (progress_area)->percentage + 0.01;
*/
if (val > 1.0)
val = 0.0;
progress_update (val);
}
}
void
progress_end ()
{
if (GTK_WIDGET_VISIBLE (progress_area))
{
gtk_widget_hide (progress_area);
gtk_widget_show (tool_label_area);
gdk_flush ();
gtk_progress_bar_update (GTK_PROGRESS_BAR (progress_area), 0.0);
}
}
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