/*
* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
* Copyright (C) 2001-2007 Hiroyuki Yamamoto & The Claws Mail Team
*
* 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 .
*
*/
/* (alfons) - based on a contribution by Satoshi Nagayasu; revised for colorful
* menu and more Sylpheed integration. The idea to put the code in a separate
* file is just that it make it easier to allow "user changeable" label colors.
*/
#include "defs.h"
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include "colorlabel.h"
#include "utils.h"
#include "gtkutils.h"
#include "prefs_common.h"
static gchar *labels[COLORLABELS] = {
N_("Orange"),
N_("Red") ,
N_("Pink"),
N_("Sky blue"),
N_("Blue"),
N_("Green"),
N_("Brown"),
N_("Grey"),
N_("Light brown"),
N_("Dark red"),
N_("Dark pink"),
N_("Steel blue"),
N_("Gold"),
N_("Bright green"),
N_("Magenta")
};
static GdkColor default_colors[COLORLABELS] = {
{ 0, 0xffff, (0x99 << 8), 0x0 },
{ 0, 0xffff, 0x0, 0x0 },
{ 0, 0xffff, (0x66 << 8), 0xffff },
{ 0, 0x0, (0xcc << 8), 0xffff },
{ 0, 0x0, 0x0, 0xffff },
{ 0, 0x0, (0x99 << 8), 0x0 },
{ 0, (0x66 << 8), (0x33 << 8), (0x33 << 8) },
{ 0, (0xaa << 8), (0xaa << 8), (0xaa << 8) },
{ 0, (0xc0 << 8), (0x72 << 8), (0x54 << 8) },
{ 0, (0xc0 << 8), 0x0, 0x0 },
{ 0, (0xcc << 8), (0x10 << 8), (0x74 << 8) },
{ 0, (0x50 << 8), (0x94 << 8), (0xcd << 8) },
{ 0, 0xffff, (0xd5 << 8), 0x0 },
{ 0, 0x0, (0xd8 << 8), 0x0 },
{ 0, (0xc0 << 8), (0x60 << 8), (0xc0 << 8) }
};
typedef enum LabelColorChangeFlags_ {
LCCF_COLOR = 1 << 0,
LCCF_LABEL = 1 << 1,
LCCF_ALL = LCCF_COLOR | LCCF_LABEL
} LabelColorChangeFlags;
/* XXX: if you add colors, make sure you also check the procmsg.h.
* color indices are stored as 3 bits; that explains the max. of 7 colors */
static struct
{
LabelColorChangeFlags changed;
/* color here is initialized from default_colors[] at startup */
GdkColor color;
/* XXX: note that the label member is supposed to be dynamically
* allocated and freed */
gchar *label;
GtkWidget *widget;
} label_colors[NUM_MENUS][COLORLABELS] = {
{
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL }},
{
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL },
{ LCCF_ALL, { 0 }, NULL, NULL }}
};
#define LABEL_COLOR_WIDTH 28
#define LABEL_COLOR_HEIGHT 16
#define LABEL_COLORS_ELEMS (sizeof label_colors[0] / sizeof label_colors[0][0])
#define G_RETURN_VAL_IF_INVALID_COLOR(color, val) \
g_return_val_if_fail((color) >= 0 && (color) < LABEL_COLORS_ELEMS, (val))
#define INTCOLOR_TO_GDKCOLOR(intcolor, gdkcolor) \
gdkcolor.red = ((intcolor >> 16UL) & 0xFFUL) << 8UL; \
gdkcolor.green = ((intcolor >> 8UL) & 0xFFUL) << 8UL; \
gdkcolor.blue = ((intcolor) & 0xFFUL) << 8UL;
static void colorlabel_recreate (gint);
static void colorlabel_recreate_label (gint);
void colorlabel_update_colortable_from_prefs(void)
{
gint i, c;
for (i = 0; i < NUM_MENUS; i++) {
for (c = 0; c < COLORLABELS; c++) {
INTCOLOR_TO_GDKCOLOR(prefs_common.custom_colorlabel[c].color,
label_colors[i][c].color);
g_free(label_colors[i][c].label);
label_colors[i][c].label =
g_strdup(prefs_common.custom_colorlabel[c].label);
}
}
}
gint colorlabel_get_color_count(void)
{
return LABEL_COLORS_ELEMS;
}
GdkColor colorlabel_get_color(gint color_index)
{
GdkColor invalid = { 0 };
G_RETURN_VAL_IF_INVALID_COLOR(color_index, invalid);
return label_colors[0][color_index].color;
}
GdkColor colorlabel_get_default_color(gint color_index)
{
GdkColor invalid = { 0 };
G_RETURN_VAL_IF_INVALID_COLOR(color_index, invalid);
return default_colors[color_index];
}
gchar *colorlabel_get_color_default_text(gint color_index)
{
G_RETURN_VAL_IF_INVALID_COLOR(color_index, NULL);
return labels[color_index];
}
static gboolean colorlabel_drawing_area_expose_event_cb
(GtkWidget *widget, GdkEventExpose *expose, gpointer data)
{
GdkDrawable *drawable = widget->window;
gulong c = (gulong) GPOINTER_TO_INT(data);
GdkColor color;
GdkGC *gc;
INTCOLOR_TO_GDKCOLOR(c, color)
gdk_colormap_alloc_color(gtk_widget_get_colormap(widget), &color, FALSE, TRUE);
gc = gdk_gc_new(drawable);
gdk_gc_set_foreground(gc, &color);
gdk_draw_rectangle(drawable, widget->style->black_gc,
FALSE, 0, 0, widget->allocation.width - 1,
widget->allocation.height - 1);
gdk_draw_rectangle(drawable, gc,
TRUE, 1, 1, widget->allocation.width - 2,
widget->allocation.height - 2);
gdk_gc_unref(gc);
return FALSE;
}
static GtkWidget *colorlabel_create_color_widget(GdkColor color)
{
GtkWidget *widget;
widget = gtk_drawing_area_new();
gtk_widget_set_size_request(widget, LABEL_COLOR_WIDTH - 2,
LABEL_COLOR_HEIGHT - 4);
#define CL(x) (((gulong) (x) >> (gulong) 8) & 0xFFUL)
#define CR(r, g, b) ((CL(r) << (gulong) 16) | \
(CL(g) << (gulong) 8) | \
(CL(b)))
g_signal_connect(G_OBJECT(widget), "expose_event",
G_CALLBACK
(colorlabel_drawing_area_expose_event_cb),
GINT_TO_POINTER
((gint)CR(color.red, color.green, color.blue)));
return widget;
}
/* XXX: colorlabel_recreate_XXX are there to make sure everything
* is initialized ok, without having to call a global _xxx_init_
* function */
static void colorlabel_recreate_color(gint color)
{
GtkWidget *widget;
int i;
for (i = 0; i < NUM_MENUS; i++) {
if (!(label_colors[i][color].changed & LCCF_COLOR))
continue;
widget = colorlabel_create_color_widget(label_colors[i][color].color);
g_return_if_fail(widget);
if (label_colors[i][color].widget)
gtk_widget_destroy(label_colors[i][color].widget);
label_colors[i][color].widget = widget;
label_colors[i][color].changed &= ~LCCF_COLOR;
}
}
static void colorlabel_recreate_label(gint color)
{
int i;
for (i = 0; i < NUM_MENUS; i++) {
if (!label_colors[i][color].changed & LCCF_LABEL)
continue;
if (label_colors[i][color].label == NULL)
label_colors[i][color].label = g_strdup(gettext(labels[color]));
label_colors[i][color].changed &= ~LCCF_LABEL;
}
}
/* XXX: call this function everytime when you're doing important
* stuff with the label_colors[] array */
static void colorlabel_recreate(gint color)
{
colorlabel_recreate_label(color);
colorlabel_recreate_color(color);
}
static void colorlabel_recreate_all(void)
{
gint n;
for ( n = 0; n < LABEL_COLORS_ELEMS; n++)
colorlabel_recreate(n);
}
/* colorlabel_create_check_color_menu_item() - creates a color
* menu item with a check box */
GtkWidget *colorlabel_create_check_color_menu_item(gint color_index, gboolean force, gint menu_index)
{
GtkWidget *label;
GtkWidget *hbox;
GtkWidget *vbox;
GtkWidget *item;
gchar *accel;
G_RETURN_VAL_IF_INVALID_COLOR(color_index, NULL);
item = gtk_check_menu_item_new();
if (force) {
label_colors[menu_index][color_index].changed |= LCCF_COLOR;
label_colors[menu_index][color_index].changed |= LCCF_LABEL;
}
colorlabel_recreate(color_index);
/* XXX: gnome-core::panel::menu.c is a great example of
* how to create pixmap menus */
label = gtk_label_new(label_colors[menu_index][color_index].label);
gtk_widget_show(label);
hbox = gtk_hbox_new(FALSE, 0);
gtk_widget_show(hbox);
gtk_container_add(GTK_CONTAINER(item), hbox);
vbox = gtk_vbox_new(TRUE, 0);
gtk_widget_show(vbox);
gtk_container_set_border_width(GTK_CONTAINER(vbox), 1);
gtk_container_add(GTK_CONTAINER(vbox),
label_colors[menu_index][color_index].widget);
gtk_widget_show(label_colors[menu_index][color_index].widget);
gtk_box_pack_start(GTK_BOX(hbox), vbox, FALSE, FALSE, 0);
gtk_box_pack_start(GTK_BOX(hbox), label, FALSE, FALSE, 4);
if (color_index < 9) {
accel = g_strdup_printf(gettext("Ctrl+%c"), '1'+color_index);
label = gtk_label_new(accel);
gtk_widget_show(label);
gtk_misc_set_alignment(GTK_MISC(label), 1, 0.5);
g_free(accel);
gtk_box_pack_start(GTK_BOX(hbox), label, TRUE, TRUE, 4);
}
return item;
}
/* Work around a gtk bug (?): without that, the selected menu item's
* colored rectangle is drawn at 0,0 in the window...
*/
static void refresh_menu (GtkWidget *menushell, gpointer data)
{
GtkMenu *menu = (GtkMenu *)data;
GtkWidget *widget = gtk_menu_get_attach_widget(menu);
gtk_widget_hide_all(widget);
gtk_widget_unrealize(widget);
gtk_widget_show_all(widget);
gtk_widget_queue_draw(widget);
}
/* colorlabel_create_color_menu() - creates a color menu without
* checkitems, probably for use in combo items */
GtkWidget *colorlabel_create_color_menu(void)
{
GtkWidget *label;
GtkWidget *item;
GtkWidget *menu;
gint i;
colorlabel_recreate_all();
/* create the menu items. each item has its color code attached */
menu = gtk_menu_new();
g_object_set_data(G_OBJECT(menu), "label_color_menu", menu);
item = gtk_menu_item_new_with_label(_("None"));
gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
g_object_set_data(G_OBJECT(item), "color", GUINT_TO_POINTER(0));
gtk_widget_show(item);
/* and the color items */
for (i = 0; i < LABEL_COLORS_ELEMS; i++) {
GtkWidget *hbox;
GtkWidget *vbox;
GtkWidget *widget;
item = gtk_menu_item_new();
g_object_set_data(G_OBJECT(item), "color",
GUINT_TO_POINTER(i + 1));
label = gtk_label_new(label_colors[0][i].label);
gtk_widget_show(label);
hbox = gtk_hbox_new(FALSE, 0);
gtk_widget_show(hbox);
gtk_container_add(GTK_CONTAINER(item), hbox);
vbox = gtk_vbox_new(TRUE, 0);
gtk_widget_show(vbox);
gtk_container_set_border_width(GTK_CONTAINER(vbox), 1);
widget = colorlabel_create_color_widget(label_colors[0][i].color);
gtk_widget_show(widget);
gtk_box_pack_start(GTK_BOX(vbox), widget, FALSE, FALSE, 0);
gtk_box_pack_start(GTK_BOX(hbox), vbox, FALSE, FALSE, 0);
gtk_box_pack_start(GTK_BOX(hbox), label, FALSE, FALSE, 4);
gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
gtk_widget_show(item);
}
g_signal_connect(G_OBJECT(menu), "selection-done",
G_CALLBACK(refresh_menu), menu);
gtk_widget_show(menu);
return menu;
}
guint colorlabel_get_color_menu_active_item(GtkWidget *menu)
{
GtkWidget *menuitem;
guint color;
menuitem = gtk_menu_get_active(GTK_MENU(menu));
color = GPOINTER_TO_UINT
(g_object_get_data(G_OBJECT(menuitem), "color"));
return color;
}