334 lines
8.9 KiB
C
334 lines
8.9 KiB
C
/*
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* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
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* Copyright (C) 2001 Hiroyuki Yamamoto & The Sylpheed Claws Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/* (alfons) - based on a contribution by Satoshi Nagayasu; revised for colorful
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* menu and more Sylpheed integration. The idea to put the code in a separate
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* file is just that it make it easier to allow "user changeable" label colors.
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*/
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#include "defs.h"
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#include <glib.h>
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#include <gdk/gdkx.h>
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#include <gtk/gtkwidget.h>
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#include <gtk/gtkpixmap.h>
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#include <gtk/gtkmenu.h>
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#include <gtk/gtkcheckmenuitem.h>
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#include <gtk/gtklabel.h>
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#include <gtk/gtkmenuitem.h>
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#include <gtk/gtkalignment.h>
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#include <gtk/gtkhbox.h>
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#include <gtk/gtkwindow.h>
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#include "intl.h"
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#include "colorlabel.h"
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#include "gtkutils.h"
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#include "utils.h"
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static gchar *labels[] = {
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N_("Orange"),
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N_("Red") ,
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N_("Pink"),
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N_("Sky blue"),
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N_("Blue"),
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N_("Green"),
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N_("Brown")
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};
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typedef enum LabelColorChangeFlags_ {
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LCCF_COLOR = 1 << 0,
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LCCF_LABEL = 1 << 1,
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LCCF_ALL = LCCF_COLOR | LCCF_LABEL
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} LabelColorChangeFlags;
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/* XXX: if you add colors, make sure you also check the procmsg.h.
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* color indices are stored as 3 bits; that explains the max. of 7 colors */
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static struct
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{
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LabelColorChangeFlags changed;
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GdkColor color;
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/* XXX: note that the label member is supposed to be dynamically
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* allocated and fffreed */
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gchar *label;
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GtkPixmap *pixmap;
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} label_colors[] = {
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{ LCCF_ALL, { 0, 0xffff, (0x99 << 8), 0x0 }, NULL, NULL },
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{ LCCF_ALL, { 0, 0xffff, 0, 0 }, NULL, NULL },
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{ LCCF_ALL, { 0, 0xffff, (0x66 << 8), 0xffff }, NULL, NULL },
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{ LCCF_ALL, { 0, 0x0, (0xcc << 8), 0xffff }, NULL, NULL },
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{ LCCF_ALL, { 0, 0x0, 0x0, 0xffff }, NULL, NULL },
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{ LCCF_ALL, { 0, 0x0, 0x99 << 8, 0x0 }, NULL, NULL },
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{ LCCF_ALL, { 0, 0x66 << 8, 0x33 << 8, 0x33 << 8 }, NULL, NULL }
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};
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#define LABEL_COLORS_ELEMS (sizeof label_colors / sizeof label_colors[0])
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#define G_RETURN_VAL_IF_INVALID_COLOR(color, val) \
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g_return_val_if_fail((color) >= 0 && (color) < LABEL_COLORS_ELEMS, (val))
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static void colorlabel_recreate (gint);
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static void colorlabel_recreate_label (gint);
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gint colorlabel_get_color_count(void)
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{
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return LABEL_COLORS_ELEMS;
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}
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GdkColor colorlabel_get_color(gint color_index)
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{
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GdkColor invalid = { 0 };
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G_RETURN_VAL_IF_INVALID_COLOR(color_index, invalid);
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return label_colors[color_index].color;
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}
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gchar *colorlabel_get_color_text(gint color_index)
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{
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G_RETURN_VAL_IF_INVALID_COLOR(color_index, NULL);
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colorlabel_recreate_label(color_index);
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return label_colors[color_index].label;
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}
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GtkPixmap *colorlabel_create_color_pixmap(GdkColor color)
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{
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const gchar *FMT = "+ c #%2.2X%2.2X%2.2X";
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gchar buf[40];
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/* black frame of 1 pixel */
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gchar *dummy_xpm[] = {
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"16 16 3 1",
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" c None",
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". c #000000",
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"+ c #000000",
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"................",
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".++++++++++++++.",
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".++++++++++++++.",
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".++++++++++++++.",
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".++++++++++++++.",
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".++++++++++++++.",
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".++++++++++++++.",
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".++++++++++++++.",
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".++++++++++++++.",
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".++++++++++++++.",
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".++++++++++++++.",
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".++++++++++++++.",
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".++++++++++++++.",
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".++++++++++++++.",
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".++++++++++++++.",
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"................"
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};
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GdkBitmap *xpmmask;
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GdkPixmap *xpm;
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GtkPixmap *pixmap;
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/* put correct color in xpm data */
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sprintf(buf, FMT, color.red >> 8, color.green >> 8, color.blue >> 8);
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dummy_xpm[3] = buf;
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/* XXX: passing NULL as GdkWindow* seems to be possible */
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xpm = gdk_pixmap_create_from_xpm_d
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(GDK_ROOT_PARENT(), &xpmmask, NULL, (gchar **) &dummy_xpm);
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if (xpm == NULL)
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debug_print("*** NO XPM\n");
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pixmap = GTK_PIXMAP(gtk_pixmap_new(xpm, xpmmask));
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g_return_val_if_fail(pixmap, NULL);
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gdk_pixmap_unref(xpm);
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gdk_bitmap_unref(xpmmask);
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return pixmap;
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}
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/* XXX: this function to check if menus with colors and labels should
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* be recreated */
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gboolean colorlabel_changed(void)
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{
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gint n;
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for (n = 0; n < LABEL_COLORS_ELEMS; n++) {
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if (label_colors[n].changed)
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return TRUE;
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}
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return FALSE;
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}
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/* XXX: colorlabel_recreate_XXX are there to make sure everything
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* is initialized ok, without having to call a global _xxx_init_
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* function */
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static void colorlabel_recreate_color(gint color)
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{
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GtkPixmap *pixmap;
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if (!(label_colors[color].changed & LCCF_COLOR))
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return;
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pixmap = GTK_PIXMAP(colorlabel_create_color_pixmap(label_colors[color].color));
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g_return_if_fail(pixmap);
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if (label_colors[color].pixmap)
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gtk_widget_destroy(GTK_WIDGET(label_colors[color].pixmap));
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label_colors[color].pixmap = pixmap;
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label_colors[color].changed &= ~LCCF_COLOR;
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}
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static void colorlabel_recreate_label(gint color)
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{
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if (!label_colors[color].changed & LCCF_LABEL)
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return;
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if (label_colors[color].label == NULL)
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label_colors[color].label = g_strdup(gettext(labels[color]));
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label_colors[color].changed &= ~LCCF_LABEL;
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}
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/* XXX: call this function everytime when you're doing important
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* stuff with the label_colors[] array */
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static void colorlabel_recreate(gint color)
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{
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colorlabel_recreate_label(color);
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colorlabel_recreate_color(color);
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}
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static void colorlabel_recreate_all(void)
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{
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gint n;
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for ( n = 0; n < LABEL_COLORS_ELEMS; n++)
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colorlabel_recreate(n);
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}
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/* colorlabel_create_check_color_menu_item() - creates a color
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* menu item with a check box */
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GtkWidget *colorlabel_create_check_color_menu_item(gint color_index)
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{
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GtkWidget *label;
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GtkWidget *hbox;
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GtkWidget *align;
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GtkWidget *item;
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G_RETURN_VAL_IF_INVALID_COLOR(color_index, NULL);
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item = gtk_check_menu_item_new();
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colorlabel_recreate(color_index);
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/* XXX: gnome-core::panel::menu.c is a great example of
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* how to create pixmap menus */
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label = gtk_label_new(label_colors[color_index].label);
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gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5);
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gtk_widget_show(label);
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hbox = gtk_hbox_new(FALSE, 0);
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gtk_widget_show(hbox);
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gtk_container_add(GTK_CONTAINER(item), hbox);
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align = gtk_alignment_new(0.5, 0.5, 0.0, 0.0);
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gtk_widget_show(align);
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gtk_container_set_border_width(GTK_CONTAINER(align), 1);
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gtk_container_add(GTK_CONTAINER(align),
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GTK_WIDGET(label_colors[color_index].pixmap));
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gtk_widget_show(GTK_WIDGET(label_colors[color_index].pixmap));
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gtk_widget_set_usize(align, 16, 16);
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gtk_box_pack_start(GTK_BOX(hbox), align, FALSE, FALSE, 0);
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gtk_box_pack_start(GTK_BOX(hbox), label, FALSE, FALSE, 4);
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return item;
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}
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/* colorlabel_create_color_menu() - creates a color menu without
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* checkitems, probably for use in combo items */
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GtkWidget *colorlabel_create_color_menu(void)
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{
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GtkWidget *label;
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GtkWidget *hbox;
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GtkWidget *align;
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GtkWidget *item;
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GtkWidget *menu;
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gint i;
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colorlabel_recreate_all();
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/* create the menu items. each item has its color code attached */
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menu = gtk_menu_new();
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gtk_object_set_data(GTK_OBJECT(menu), "label_color_menu", menu);
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item = gtk_menu_item_new_with_label(_("None"));
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gtk_menu_append(GTK_MENU(menu), item);
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gtk_object_set_data(GTK_OBJECT(item), "color", GUINT_TO_POINTER(0));
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gtk_widget_show(item);
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/* and the color items */
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for (i = 0; i < LABEL_COLORS_ELEMS; i++) {
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GtkPixmap *pixmap = colorlabel_create_color_pixmap(label_colors[i].color);
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item = gtk_menu_item_new();
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gtk_object_set_data(GTK_OBJECT(item), "color", GUINT_TO_POINTER(i + 1));
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label = gtk_label_new(label_colors[i].label);
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gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5);
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gtk_widget_show(label);
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hbox = gtk_hbox_new(FALSE, 0);
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gtk_widget_show(hbox);
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gtk_container_add(GTK_CONTAINER(item), hbox);
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align = gtk_alignment_new(0.5, 0.5, 0.0, 0.0);
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gtk_widget_show(align);
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gtk_container_set_border_width(GTK_CONTAINER(align), 1);
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gtk_container_add(GTK_CONTAINER(align), GTK_WIDGET(pixmap));
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gtk_widget_show(GTK_WIDGET(pixmap));
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gtk_widget_set_usize(align, 16, 16);
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gtk_box_pack_start(GTK_BOX(hbox), align, FALSE, FALSE, 0);
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gtk_box_pack_start(GTK_BOX(hbox), label, FALSE, FALSE, 4);
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gtk_menu_append(GTK_MENU(menu), item);
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gtk_widget_show(item);
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}
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gtk_widget_show(menu);
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return menu;
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}
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guint colorlabel_get_color_menu_active_item(GtkWidget *menu)
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{
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GtkWidget *menuitem;
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guint color;
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g_return_val_if_fail
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(gtk_object_get_data(GTK_OBJECT(menu), "label_color_menu"), 0);
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menuitem = gtk_menu_get_active(GTK_MENU(menu));
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color = GPOINTER_TO_UINT
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(gtk_object_get_data(GTK_OBJECT(menuitem), "color"));
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return color;
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}
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