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|
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* Copyright (C) 2006-2007 Christian Hammond <chipx86@chipx86.com>
* Copyright (C) 2009 Red Hat, Inc.
* Copyright (C) 2011 Perberos <perberos@gmail.com>
* Copyright (C) 2012-2021 MATE Developers
*
* 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, 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., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#include "config.h"
#include <glib/gi18n.h>
#include <gtk/gtk.h>
#include <libxml/xpath.h>
typedef void (*ActionInvokedCb) (GtkWindow* nw, const char* key);
typedef void (*UrlClickedCb) (GtkWindow* nw, const char* url);
typedef struct {
GtkWidget* win;
GtkWidget* top_spacer;
GtkWidget* bottom_spacer;
GtkWidget* main_hbox;
GtkWidget* iconbox;
GtkWidget* icon;
GtkWidget* content_hbox;
GtkWidget* summary_label;
GtkWidget* close_button;
GtkWidget* body_label;
GtkWidget* actions_box;
GtkWidget* last_sep;
GtkWidget* stripe_spacer;
GtkWidget* pie_countdown;
gboolean has_arrow;
gboolean composited;
gboolean action_icons;
int point_x;
int point_y;
int drawn_arrow_begin_x;
int drawn_arrow_begin_y;
int drawn_arrow_middle_x;
int drawn_arrow_middle_y;
int drawn_arrow_end_x;
int drawn_arrow_end_y;
int width;
int height;
GdkPoint* border_points;
size_t num_border_points;
cairo_region_t *window_region;
guchar urgency;
glong timeout;
glong remaining;
UrlClickedCb url_clicked;
} WindowData;
enum {
URGENCY_LOW,
URGENCY_NORMAL,
URGENCY_CRITICAL
};
gboolean theme_check_init(unsigned int major_ver, unsigned int minor_ver,
unsigned int micro_ver);
void get_theme_info(char **theme_name, char **theme_ver, char **author,
char **homepage);
GtkWindow* create_notification(UrlClickedCb url_clicked);
void set_notification_text(GtkWindow *nw, const char *summary,
const char *body);
void set_notification_icon(GtkWindow *nw, GdkPixbuf *pixbuf);
void set_notification_arrow(GtkWidget *nw, gboolean visible, int x, int y);
void add_notification_action(GtkWindow *nw, const char *text, const char *key,
ActionInvokedCb cb);
void clear_notification_actions(GtkWindow *nw);
void move_notification(GtkWidget *nw, int x, int y);
void set_notification_timeout(GtkWindow *nw, glong timeout);
void set_notification_hints(GtkWindow *nw, GVariant *hints);
void notification_tick(GtkWindow *nw, glong remaining);
//#define ENABLE_GRADIENT_LOOK
#ifdef ENABLE_GRADIENT_LOOK
#define STRIPE_WIDTH 45
#else
#define STRIPE_WIDTH 30
#endif
#define WIDTH 400
#define IMAGE_SIZE 32
#define IMAGE_PADDING 10
#define SPACER_LEFT 30
#define PIE_RADIUS 12
#define PIE_WIDTH (2 * PIE_RADIUS)
#define PIE_HEIGHT (2 * PIE_RADIUS)
#define BODY_X_OFFSET (IMAGE_SIZE + 8)
#define DEFAULT_ARROW_OFFSET (SPACER_LEFT + 2)
#define DEFAULT_ARROW_HEIGHT 14
#define DEFAULT_ARROW_WIDTH 28
#define BACKGROUND_OPACITY 0.92
#define BOTTOM_GRADIENT_HEIGHT 30
static void
get_background_color (GtkStyleContext *context,
GtkStateFlags state,
GdkRGBA *color)
{
GdkRGBA *c;
g_return_if_fail (color != NULL);
g_return_if_fail (GTK_IS_STYLE_CONTEXT (context));
gtk_style_context_get (context, state,
"background-color", &c,
NULL);
*color = *c;
gdk_rgba_free (c);
}
static void fill_background(GtkWidget* widget, WindowData* windata, cairo_t* cr)
{
GtkStyleContext *context;
GdkRGBA bg;
GtkAllocation allocation;
gtk_widget_get_allocation(widget, &allocation);
#ifdef ENABLE_GRADIENT_LOOK
cairo_pattern_t *gradient;
int gradient_y;
gradient_y = allocation.height - BOTTOM_GRADIENT_HEIGHT;
#endif
context = gtk_widget_get_style_context (windata->win);
gtk_style_context_save (context);
gtk_style_context_set_state (context, GTK_STATE_FLAG_NORMAL);
get_background_color (context, GTK_STATE_FLAG_NORMAL, &bg);
gtk_style_context_restore (context);
if (windata->composited)
{
cairo_set_source_rgba(cr, bg.red, bg.green, bg.blue, BACKGROUND_OPACITY);
}
else
{
gdk_cairo_set_source_rgba (cr, &bg);
}
cairo_rectangle(cr, 0, 0, allocation.width, allocation.height);
cairo_fill(cr);
#ifdef ENABLE_GRADIENT_LOOK
/* Add a very subtle gradient to the bottom of the notification */
gradient = cairo_pattern_create_linear(0, gradient_y, 0, allocation.height);
cairo_pattern_add_color_stop_rgba(gradient, 0, 0, 0, 0, 0);
cairo_pattern_add_color_stop_rgba(gradient, 1, 0, 0, 0, 0.15);
cairo_rectangle(cr, 0, gradient_y, allocation.width, BOTTOM_GRADIENT_HEIGHT);
cairo_set_source(cr, gradient);
cairo_fill(cr);
cairo_pattern_destroy(gradient);
#endif
}
static void draw_stripe(GtkWidget* widget, WindowData* windata, cairo_t* cr)
{
GtkStyleContext* context;
GdkRGBA bg;
int stripe_x;
int stripe_y;
int stripe_height;
#ifdef ENABLE_GRADIENT_LOOK
cairo_pattern_t* gradient;
double r, g, b;
#endif
context = gtk_widget_get_style_context (widget);
gtk_style_context_save (context);
GtkAllocation alloc;
gtk_widget_get_allocation(windata->main_hbox, &alloc);
stripe_x = alloc.x + 1;
if (gtk_widget_get_direction(widget) == GTK_TEXT_DIR_RTL)
{
stripe_x = windata->width - STRIPE_WIDTH - stripe_x;
}
stripe_y = alloc.y + 1;
stripe_height = alloc.height - 2;
switch (windata->urgency)
{
case URGENCY_LOW: // LOW
gtk_style_context_set_state (context, GTK_STATE_FLAG_NORMAL);
gtk_style_context_add_class (context, GTK_STYLE_CLASS_VIEW);
get_background_color (context, GTK_STATE_FLAG_NORMAL, &bg);
gdk_cairo_set_source_rgba (cr, &bg);
break;
case URGENCY_CRITICAL: // CRITICAL
gdk_rgba_parse (&bg, "#CC0000");
break;
case URGENCY_NORMAL: // NORMAL
default:
gtk_style_context_set_state (context, GTK_STATE_FLAG_SELECTED);
gtk_style_context_add_class (context, GTK_STYLE_CLASS_VIEW);
get_background_color (context, GTK_STATE_FLAG_SELECTED, &bg);
gdk_cairo_set_source_rgba (cr, &bg);
break;
}
gtk_style_context_restore (context);
cairo_rectangle(cr, stripe_x, stripe_y, STRIPE_WIDTH, stripe_height);
#ifdef ENABLE_GRADIENT_LOOK
r = color.red / 65535.0;
g = color.green / 65535.0;
b = color.blue / 65535.0;
gradient = cairo_pattern_create_linear(stripe_x, 0, STRIPE_WIDTH, 0);
cairo_pattern_add_color_stop_rgba(gradient, 0, r, g, b, 1);
cairo_pattern_add_color_stop_rgba(gradient, 1, r, g, b, 0);
cairo_set_source(cr, gradient);
cairo_fill(cr);
cairo_pattern_destroy(gradient);
#else
gdk_cairo_set_source_rgba (cr, &bg);
cairo_fill(cr);
#endif
}
static GtkArrowType get_notification_arrow_type(GtkWidget* nw)
{
WindowData* windata;
GdkScreen* screen;
GdkRectangle monitor_geometry;
GdkDisplay* display;
GdkMonitor* monitor;
windata = g_object_get_data(G_OBJECT(nw), "windata");
screen = gdk_window_get_screen(GDK_WINDOW( gtk_widget_get_window(nw)));
display = gdk_screen_get_display (screen);
monitor = gdk_display_get_monitor_at_point (display, windata->point_x, windata->point_y);
gdk_monitor_get_geometry (monitor, &monitor_geometry);
if (windata->point_y - monitor_geometry.y + windata->height + DEFAULT_ARROW_HEIGHT > monitor_geometry.height)
{
return GTK_ARROW_DOWN;
}
else
{
return GTK_ARROW_UP;
}
}
#define ADD_POINT(_x, _y, shapeoffset_x, shapeoffset_y) \
G_STMT_START { \
windata->border_points[i].x = (_x); \
windata->border_points[i].y = (_y); \
shape_points[i].x = (_x) + (shapeoffset_x); \
shape_points[i].y = (_y) + (shapeoffset_y); \
i++;\
} G_STMT_END
static void create_border_with_arrow(GtkWidget* nw, WindowData* windata)
{
int width;
int height;
int y;
int norm_point_x;
int norm_point_y;
GtkArrowType arrow_type;
GdkScreen* screen;
int arrow_side1_width = DEFAULT_ARROW_WIDTH / 2;
int arrow_side2_width = DEFAULT_ARROW_WIDTH / 2;
int arrow_offset = DEFAULT_ARROW_OFFSET;
GdkPoint* shape_points = NULL;
int i = 0;
GdkMonitor* monitor;
GdkDisplay* display;
GdkRectangle monitor_geometry;
width = windata->width;
height = windata->height;
screen = gdk_window_get_screen(GDK_WINDOW(gtk_widget_get_window(nw)));
display = gdk_screen_get_display (screen);
monitor = gdk_display_get_monitor_at_point (display, windata->point_x, windata->point_y);
gdk_monitor_get_geometry (monitor, &monitor_geometry);
windata->num_border_points = 5;
arrow_type = get_notification_arrow_type(windata->win);
norm_point_x = windata->point_x - monitor_geometry.x;
norm_point_y = windata->point_y - monitor_geometry.y;
/* Handle the offset and such */
switch (arrow_type)
{
case GTK_ARROW_UP:
case GTK_ARROW_DOWN:
if (norm_point_x < arrow_side1_width)
{
arrow_side1_width = 0;
arrow_offset = 0;
}
else if (norm_point_x > monitor_geometry.width - arrow_side2_width)
{
arrow_side2_width = 0;
arrow_offset = width - arrow_side1_width;
}
else
{
if (norm_point_x - arrow_side2_width + width >= monitor_geometry.width)
{
arrow_offset = width - monitor_geometry.width + norm_point_x;
}
else
{
arrow_offset = MIN(norm_point_x - arrow_side1_width, DEFAULT_ARROW_OFFSET);
}
if (arrow_offset == 0 || arrow_offset == width - arrow_side1_width)
{
windata->num_border_points++;
}
else
{
windata->num_border_points += 2;
}
}
/*
* Why risk this for official builds? If it's somehow off the
* screen, it won't horribly impact the user. Definitely less
* than an assertion would...
*/
#if 0
g_assert(arrow_offset + arrow_side1_width >= 0);
g_assert(arrow_offset + arrow_side1_width + arrow_side2_width <= width);
#endif
windata->border_points = g_new0(GdkPoint, windata->num_border_points);
shape_points = g_new0(GdkPoint, windata->num_border_points);
windata->drawn_arrow_begin_x = arrow_offset;
windata->drawn_arrow_middle_x = arrow_offset + arrow_side1_width;
windata->drawn_arrow_end_x = arrow_offset + arrow_side1_width + arrow_side2_width;
if (arrow_type == GTK_ARROW_UP)
{
windata->drawn_arrow_begin_y = DEFAULT_ARROW_HEIGHT;
windata->drawn_arrow_middle_y = 0;
windata->drawn_arrow_end_y = DEFAULT_ARROW_HEIGHT;
if (arrow_side1_width == 0)
{
ADD_POINT(0, 0, 0, 0);
}
else
{
ADD_POINT(0, DEFAULT_ARROW_HEIGHT, 0, 0);
if (arrow_offset > 0)
{
ADD_POINT(arrow_offset - (arrow_side2_width > 0 ? 0 : 1), DEFAULT_ARROW_HEIGHT, 0, 0);
}
ADD_POINT(arrow_offset + arrow_side1_width - (arrow_side2_width > 0 ? 0 : 1), 0, 0, 0);
}
if (arrow_side2_width > 0)
{
ADD_POINT(windata->drawn_arrow_end_x, windata->drawn_arrow_end_y, 1, 0);
ADD_POINT(width - 1, DEFAULT_ARROW_HEIGHT, 1, 0);
}
ADD_POINT(width - 1, height - 1, 1, 1);
ADD_POINT(0, height - 1, 0, 1);
y = windata->point_y;
}
else
{
windata->drawn_arrow_begin_y = height - DEFAULT_ARROW_HEIGHT;
windata->drawn_arrow_middle_y = height;
windata->drawn_arrow_end_y = height - DEFAULT_ARROW_HEIGHT;
ADD_POINT(0, 0, 0, 0);
ADD_POINT(width - 1, 0, 1, 0);
if (arrow_side2_width == 0)
{
ADD_POINT(width - 1, height, (arrow_side1_width > 0 ? 0 : 1), 0);
}
else
{
ADD_POINT(width - 1, height - DEFAULT_ARROW_HEIGHT, 1, 1);
if (arrow_offset < width - arrow_side1_width)
{
ADD_POINT(arrow_offset + arrow_side1_width + arrow_side2_width, height - DEFAULT_ARROW_HEIGHT, 0, 1);
}
ADD_POINT(arrow_offset + arrow_side1_width, height, 0, 1);
}
if (arrow_side1_width > 0)
{
ADD_POINT(windata->drawn_arrow_begin_x - (arrow_side2_width > 0 ? 0 : 1), windata->drawn_arrow_begin_y, 0, 0);
ADD_POINT(0, height - DEFAULT_ARROW_HEIGHT, 0, 1);
}
y = windata->point_y - height;
}
#if 0
g_assert(i == windata->num_border_points);
g_assert(windata->point_x - arrow_offset - arrow_side1_width >= 0);
#endif
gtk_window_move(GTK_WINDOW(windata->win), windata->point_x - arrow_offset - arrow_side1_width, y);
break;
case GTK_ARROW_LEFT:
case GTK_ARROW_RIGHT:
if (norm_point_y < arrow_side1_width)
{
arrow_side1_width = 0;
arrow_offset = norm_point_y;
}
else if (norm_point_y > monitor_geometry.height - arrow_side2_width)
{
arrow_side2_width = 0;
arrow_offset = norm_point_y - arrow_side1_width;
}
break;
default:
g_assert_not_reached();
}
g_assert(shape_points != NULL);
/* FIXME won't work with GTK+3, need a replacement */
/*windata->window_region = gdk_region_polygon(shape_points, windata->num_border_points, GDK_EVEN_ODD_RULE);*/
g_free(shape_points);
}
static void draw_border(GtkWidget* widget, WindowData *windata, cairo_t* cr)
{
cairo_set_source_rgba(cr, 0.0, 0.0, 0.0, 1.0);
cairo_set_line_width(cr, 1.0);
if (windata->has_arrow)
{
size_t i;
create_border_with_arrow(windata->win, windata);
cairo_move_to(cr, windata->border_points[0].x + 0.5, windata->border_points[0].y + 0.5);
for (i = 1; i < windata->num_border_points; i++)
{
cairo_line_to(cr, windata->border_points[i].x + 0.5, windata->border_points[i].y + 0.5);
}
cairo_close_path(cr);
/* FIXME window_region is not set up anyway, see previous fixme */
/*gdk_window_shape_combine_region (gtk_widget_get_window (windata->win), windata->window_region, 0, 0);*/
g_free(windata->border_points);
windata->border_points = NULL;
}
else
{
cairo_rectangle(cr, 0.5, 0.5, windata->width - 0.5, windata->height - 0.5);
}
cairo_stroke(cr);
}
static void
paint_window (GtkWidget *widget,
cairo_t *cr,
WindowData *windata)
{
cairo_t* cr2;
cairo_surface_t* surface;
GtkAllocation allocation;
gtk_widget_get_allocation(windata->win, &allocation);
if (windata->width == 0)
{
windata->width = allocation.width;
windata->height = allocation.height;
}
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
gtk_widget_get_allocation(widget, &allocation);
surface = cairo_surface_create_similar (cairo_get_target (cr),
CAIRO_CONTENT_COLOR_ALPHA,
allocation.width,
allocation.height);
cr2 = cairo_create (surface);
fill_background(widget, windata, cr2);
draw_border(widget, windata, cr2);
draw_stripe(widget, windata, cr2);
cairo_fill (cr2);
cairo_destroy (cr2);
cairo_set_source_surface (cr, surface, 0, 0);
cairo_paint(cr);
cairo_surface_destroy(surface);
}
static gboolean
on_draw (GtkWidget *widget, cairo_t *cr, WindowData *windata)
{
paint_window (widget, cr, windata);
return FALSE;
}
static void destroy_windata(WindowData* windata)
{
if (windata->window_region != NULL)
{
cairo_region_destroy(windata->window_region);
}
g_free(windata);
}
static void update_spacers(GtkWidget* nw)
{
WindowData* windata;
windata = g_object_get_data(G_OBJECT(nw), "windata");
if (windata->has_arrow)
{
switch (get_notification_arrow_type(GTK_WIDGET(nw)))
{
case GTK_ARROW_UP:
gtk_widget_show(windata->top_spacer);
gtk_widget_hide(windata->bottom_spacer);
break;
case GTK_ARROW_DOWN:
gtk_widget_hide(windata->top_spacer);
gtk_widget_show(windata->bottom_spacer);
break;
default:
g_assert_not_reached();
}
}
else
{
gtk_widget_hide(windata->top_spacer);
gtk_widget_hide(windata->bottom_spacer);
}
}
static void update_content_hbox_visibility(WindowData* windata)
{
/*
* This is all a hack, but until we have a libview-style ContentBox,
* it'll just have to do.
*/
if (gtk_widget_get_visible(windata->icon) || gtk_widget_get_visible(windata->body_label) || gtk_widget_get_visible(windata->actions_box))
{
gtk_widget_show(windata->content_hbox);
}
else
{
gtk_widget_hide(windata->content_hbox);
}
}
static gboolean configure_event_cb(GtkWidget* nw, GdkEventConfigure* event, WindowData* windata)
{
windata->width = event->width;
windata->height = event->height;
update_spacers(nw);
gtk_widget_queue_draw(nw);
return FALSE;
}
static gboolean activate_link(GtkLabel* label, const char* url, WindowData* windata)
{
windata->url_clicked(GTK_WINDOW(windata->win), url);
return TRUE;
}
GtkWindow* create_notification(UrlClickedCb url_clicked)
{
GtkWidget* spacer;
GtkWidget* win;
GtkWidget* main_vbox;
GtkWidget* hbox;
GtkWidget* vbox;
GtkWidget* close_button;
GtkWidget* image;
AtkObject* atkobj;
WindowData* windata;
GdkVisual *visual;
GdkScreen* screen;
windata = g_new0(WindowData, 1);
windata->urgency = URGENCY_NORMAL;
windata->url_clicked = url_clicked;
win = gtk_window_new(GTK_WINDOW_POPUP);
gtk_window_set_resizable(GTK_WINDOW(win), FALSE);
windata->win = win;
windata->composited = FALSE;
screen = gtk_window_get_screen(GTK_WINDOW(win));
visual = gdk_screen_get_rgba_visual(screen);
if (visual != NULL)
{
gtk_widget_set_visual(win, visual);
if (gdk_screen_is_composited(screen))
{
windata->composited = TRUE;
}
}
gtk_window_set_title(GTK_WINDOW(win), "Notification");
gtk_window_set_type_hint(GTK_WINDOW(win), GDK_WINDOW_TYPE_HINT_NOTIFICATION);
gtk_widget_add_events(win, GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK);
gtk_widget_realize(win);
gtk_widget_set_size_request(win, WIDTH, -1);
g_object_set_data_full(G_OBJECT(win), "windata", windata, (GDestroyNotify) destroy_windata);
atk_object_set_role(gtk_widget_get_accessible(win), ATK_ROLE_ALERT);
g_signal_connect(G_OBJECT(win), "configure_event", G_CALLBACK(configure_event_cb), windata);
main_vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
gtk_widget_show(main_vbox);
gtk_container_add (GTK_CONTAINER (win), main_vbox);
gtk_container_set_border_width(GTK_CONTAINER(main_vbox), 1);
g_signal_connect (G_OBJECT (main_vbox), "draw", G_CALLBACK (on_draw), windata);
windata->top_spacer = gtk_image_new();
gtk_box_pack_start(GTK_BOX(main_vbox), windata->top_spacer, FALSE, FALSE, 0);
gtk_widget_set_size_request(windata->top_spacer, -1, DEFAULT_ARROW_HEIGHT);
windata->main_hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_show(windata->main_hbox);
gtk_box_pack_start(GTK_BOX(main_vbox), windata->main_hbox, FALSE, FALSE, 0);
windata->bottom_spacer = gtk_image_new();
gtk_box_pack_start(GTK_BOX(main_vbox), windata->bottom_spacer, FALSE, FALSE, 0);
gtk_widget_set_size_request(windata->bottom_spacer, -1, DEFAULT_ARROW_HEIGHT);
vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 6);
gtk_widget_show(vbox);
gtk_box_pack_start(GTK_BOX(windata->main_hbox), vbox, TRUE, TRUE, 0);
gtk_container_set_border_width(GTK_CONTAINER(vbox), 10);
hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 6);
gtk_widget_show(hbox);
gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
spacer = gtk_image_new();
gtk_widget_show(spacer);
gtk_box_pack_start(GTK_BOX(hbox), spacer, FALSE, FALSE, 0);
gtk_widget_set_size_request(spacer, SPACER_LEFT, -1);
windata->summary_label = gtk_label_new(NULL);
gtk_widget_show(windata->summary_label);
gtk_box_pack_start(GTK_BOX(hbox), windata->summary_label, TRUE, TRUE, 0);
gtk_label_set_xalign (GTK_LABEL (windata->summary_label), 0.0);
gtk_label_set_yalign (GTK_LABEL (windata->summary_label), 0.0);
gtk_label_set_line_wrap(GTK_LABEL(windata->summary_label), TRUE);
gtk_label_set_line_wrap_mode (GTK_LABEL (windata->summary_label), PANGO_WRAP_WORD_CHAR);
atkobj = gtk_widget_get_accessible(windata->summary_label);
atk_object_set_description (atkobj, _("Notification summary text."));
/* Add the close button */
close_button = gtk_button_new();
windata->close_button = close_button;
gtk_widget_set_halign (close_button, GTK_ALIGN_END);
gtk_widget_set_valign (close_button, GTK_ALIGN_START);
gtk_widget_show(close_button);
gtk_box_pack_start(GTK_BOX(hbox), close_button, FALSE, FALSE, 0);
gtk_button_set_relief(GTK_BUTTON(close_button), GTK_RELIEF_NONE);
gtk_container_set_border_width(GTK_CONTAINER(close_button), 0);
//gtk_widget_set_size_request(close_button, 20, 20);
g_signal_connect_swapped(G_OBJECT(close_button), "clicked", G_CALLBACK(gtk_widget_destroy), win);
atkobj = gtk_widget_get_accessible(close_button);
atk_action_set_description(ATK_ACTION(atkobj), 0,
_("Closes the notification."));
atk_object_set_name(atkobj, "");
atk_object_set_description (atkobj, _("Closes the notification."));
image = gtk_image_new_from_icon_name ("window-close", GTK_ICON_SIZE_MENU);
gtk_widget_show(image);
gtk_container_add(GTK_CONTAINER(close_button), image);
windata->content_hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 6);
gtk_box_pack_start(GTK_BOX(vbox), windata->content_hbox, FALSE, FALSE, 0);
windata->iconbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_show(windata->iconbox);
gtk_box_pack_start(GTK_BOX(windata->content_hbox), windata->iconbox, FALSE, FALSE, 0);
gtk_widget_set_size_request(windata->iconbox, BODY_X_OFFSET, -1);
windata->icon = gtk_image_new();
gtk_box_pack_start(GTK_BOX(windata->iconbox), windata->icon, TRUE, TRUE, 0);
gtk_widget_set_halign (windata->icon, GTK_ALIGN_CENTER);
gtk_widget_set_valign (windata->icon, GTK_ALIGN_START);
vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 6);
gtk_widget_show(vbox);
gtk_box_pack_start(GTK_BOX(windata->content_hbox), vbox, TRUE, TRUE, 0);
windata->body_label = gtk_label_new(NULL);
gtk_widget_show(windata->body_label);
gtk_box_pack_start(GTK_BOX(vbox), windata->body_label, TRUE, TRUE, 0);
gtk_label_set_xalign (GTK_LABEL (windata->body_label), 0.0);
gtk_label_set_yalign (GTK_LABEL (windata->body_label), 0.0);
gtk_label_set_line_wrap(GTK_LABEL(windata->body_label), TRUE);
gtk_label_set_line_wrap_mode (GTK_LABEL (windata->body_label), PANGO_WRAP_WORD_CHAR);
gtk_label_set_max_width_chars (GTK_LABEL (windata->body_label), 50);
g_signal_connect(G_OBJECT(windata->body_label), "activate-link", G_CALLBACK(activate_link), windata);
atkobj = gtk_widget_get_accessible(windata->body_label);
atk_object_set_description (atkobj, _("Notification body text."));
windata->actions_box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 6);
gtk_widget_set_halign (windata->actions_box, GTK_ALIGN_END);
gtk_widget_show(windata->actions_box);
gtk_box_pack_start(GTK_BOX(vbox), windata->actions_box, FALSE, TRUE, 0);
return GTK_WINDOW(win);
}
void set_notification_hints(GtkWindow *nw, GVariant *hints)
{
WindowData *windata = g_object_get_data(G_OBJECT(nw), "windata");
guint8 urgency;
gboolean action_icons;
g_assert(windata != NULL);
if (g_variant_lookup(hints, "urgency", "y", &urgency))
{
windata->urgency = urgency;
if (windata->urgency == URGENCY_CRITICAL) {
gtk_window_set_title(GTK_WINDOW(nw), "Critical Notification");
} else {
gtk_window_set_title(GTK_WINDOW(nw), "Notification");
}
}
/* Determine if action-icons have been requested */
if (g_variant_lookup(hints, "action-icons", "b", &action_icons))
{
windata->action_icons = action_icons;
}
}
void set_notification_timeout(GtkWindow* nw, glong timeout)
{
WindowData* windata = g_object_get_data(G_OBJECT(nw), "windata");
g_assert(windata != NULL);
windata->timeout = timeout;
}
void notification_tick(GtkWindow* nw, glong remaining)
{
WindowData* windata = g_object_get_data(G_OBJECT(nw), "windata");
windata->remaining = remaining;
if (windata->pie_countdown != NULL)
{
gtk_widget_queue_draw_area(windata->pie_countdown, 0, 0, PIE_WIDTH, PIE_HEIGHT);
}
}
void set_notification_text(GtkWindow* nw, const char* summary, const char* body)
{
char* str;
size_t str_len;
char* quoted;
GtkRequisition req;
WindowData* windata;
windata = g_object_get_data(G_OBJECT(nw), "windata");
g_assert(windata != NULL);
quoted = g_markup_escape_text(summary, -1);
str = g_strdup_printf("<b><big>%s</big></b>", quoted);
g_free(quoted);
gtk_label_set_markup(GTK_LABEL(windata->summary_label), str);
g_free(str);
/* body */
xmlDocPtr doc;
xmlInitParser();
str = g_strconcat ("<markup>", body, "</markup>", NULL);
/* parse notification body */
str_len = strlen (str);
doc = xmlReadMemory(str, (int) str_len, "noname.xml", NULL, 0);
g_free (str);
if (doc != NULL) {
xmlXPathContextPtr xpathCtx;
xmlXPathObjectPtr xpathObj;
xmlNodeSetPtr nodes;
const char *body_label_text;
int i, size;
/* filterout img nodes */
xpathCtx = xmlXPathNewContext(doc);
xpathObj = xmlXPathEvalExpression((unsigned char *)"//img", xpathCtx);
nodes = xpathObj->nodesetval;
size = (nodes) ? nodes->nodeNr : 0;
for(i = size - 1; i >= 0; i--) {
xmlUnlinkNode (nodes->nodeTab[i]);
xmlFreeNode (nodes->nodeTab[i]);
}
/* write doc to string */
xmlBufferPtr buf = xmlBufferCreate();
(void) xmlNodeDump(buf, doc, xmlDocGetRootElement (doc), 0, 0);
str = (char *)buf->content;
gtk_label_set_markup (GTK_LABEL (windata->body_label), str);
/* cleanup */
xmlBufferFree (buf);
xmlXPathFreeObject (xpathObj);
xmlXPathFreeContext (xpathCtx);
xmlFreeDoc (doc);
/* Does it render properly? */
body_label_text = gtk_label_get_text (GTK_LABEL (windata->body_label));
if ((body_label_text == NULL) || (strlen (body_label_text) == 0)) {
goto render_fail;
}
goto render_ok;
}
render_fail:
/* could not parse notification body */
quoted = g_markup_escape_text(body, -1);
gtk_label_set_markup (GTK_LABEL (windata->body_label), quoted);
g_free (quoted);
render_ok:
xmlCleanupParser ();
if (body == NULL || *body == '\0')
gtk_widget_hide(windata->body_label);
else
gtk_widget_show(windata->body_label);
update_content_hbox_visibility(windata);
if (body != NULL && *body != '\0')
{
gtk_widget_get_preferred_size (windata->iconbox, NULL, &req);
/* -1: border width for
* -6: spacing for hbox */
gtk_widget_set_size_request(windata->body_label, WIDTH - (1 * 2) - (10 * 2) - req.width - 6, -1);
}
gtk_widget_get_preferred_size (windata->close_button, NULL, &req);
/* -1: main_vbox border width
* -10: vbox border width
* -6: spacing for hbox */
gtk_widget_set_size_request(windata->summary_label, WIDTH - (1 * 2) - (10 * 2) - SPACER_LEFT - req.width - (6 * 2), -1);
}
void set_notification_icon(GtkWindow* nw, GdkPixbuf* pixbuf)
{
WindowData* windata = g_object_get_data(G_OBJECT(nw), "windata");
g_assert(windata != NULL);
gtk_image_set_from_pixbuf(GTK_IMAGE(windata->icon), pixbuf);
if (pixbuf != NULL)
{
int pixbuf_width = gdk_pixbuf_get_width(pixbuf);
gtk_widget_show(windata->icon);
gtk_widget_set_size_request(windata->iconbox, MAX(BODY_X_OFFSET, pixbuf_width), -1);
}
else
{
gtk_widget_hide(windata->icon);
gtk_widget_set_size_request(windata->iconbox, BODY_X_OFFSET, -1);
}
update_content_hbox_visibility(windata);
}
void set_notification_arrow(GtkWidget* nw, gboolean visible, int x, int y)
{
WindowData* windata = g_object_get_data(G_OBJECT(nw), "windata");
g_assert(windata != NULL);
windata->has_arrow = visible;
windata->point_x = x;
windata->point_y = y;
update_spacers(nw);
}
static void
paint_countdown (GtkWidget *pie,
cairo_t *cr,
WindowData *windata)
{
GtkStyleContext *context;
GdkRGBA bg;
GtkAllocation alloc;
cairo_t* cr2;
cairo_surface_t* surface;
context = gtk_widget_get_style_context (windata->win);
gtk_style_context_save (context);
gtk_style_context_set_state (context, GTK_STATE_FLAG_SELECTED);
get_background_color (context, GTK_STATE_FLAG_SELECTED, &bg);
gtk_style_context_restore (context);
gtk_widget_get_allocation(pie, &alloc);
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
surface = cairo_surface_create_similar (cairo_get_target(cr),
CAIRO_CONTENT_COLOR_ALPHA,
alloc.width,
alloc.height);
cr2 = cairo_create (surface);
fill_background (pie, windata, cr2);
if (windata->timeout > 0)
{
gdouble pct = (gdouble) windata->remaining / (gdouble) windata->timeout;
gdk_cairo_set_source_rgba (cr2, &bg);
cairo_move_to (cr2, PIE_RADIUS, PIE_RADIUS);
cairo_arc_negative (cr2, PIE_RADIUS, PIE_RADIUS, PIE_RADIUS, -G_PI_2, -(pct * G_PI * 2) - G_PI_2);
cairo_line_to (cr2, PIE_RADIUS, PIE_RADIUS);
cairo_fill (cr2);
}
cairo_destroy(cr2);
cairo_save (cr);
cairo_set_source_surface (cr, surface, 0, 0);
cairo_paint (cr);
cairo_restore (cr);
cairo_surface_destroy(surface);
}
static gboolean
on_countdown_draw (GtkWidget *widget, cairo_t *cr, WindowData *windata)
{
paint_countdown (widget, cr, windata);
return FALSE;
}
static void action_clicked_cb(GtkWidget* w, GdkEventButton* event, ActionInvokedCb action_cb)
{
GtkWindow* nw;
const char* key;
nw = g_object_get_data(G_OBJECT(w), "_nw");
key = g_object_get_data(G_OBJECT(w), "_action_key");
action_cb(nw, key);
}
void add_notification_action(GtkWindow* nw, const char* text, const char* key, ActionInvokedCb cb)
{
WindowData* windata;
GtkWidget* label;
GtkWidget* button;
GtkWidget* hbox;
GdkPixbuf* pixbuf;
char* buf;
windata = g_object_get_data(G_OBJECT(nw), "windata");
g_assert(windata != NULL);
if (gtk_widget_get_visible(windata->actions_box))
{
gtk_widget_show(windata->actions_box);
update_content_hbox_visibility(windata);
/* Don't try to re-add a pie_countdown */
if (!windata->pie_countdown) {
windata->pie_countdown = gtk_drawing_area_new();
gtk_widget_set_halign (windata->pie_countdown, GTK_ALIGN_END);
gtk_widget_show(windata->pie_countdown);
gtk_box_pack_end (GTK_BOX (windata->actions_box), windata->pie_countdown, FALSE, TRUE, 0);
gtk_widget_set_size_request(windata->pie_countdown,
PIE_WIDTH, PIE_HEIGHT);
g_signal_connect(G_OBJECT(windata->pie_countdown), "draw",
G_CALLBACK(on_countdown_draw), windata);
}
}
if (windata->action_icons) {
button = gtk_button_new_from_icon_name(key, GTK_ICON_SIZE_BUTTON);
goto add_button;
}
button = gtk_button_new();
hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 6);
gtk_widget_show(hbox);
gtk_container_add(GTK_CONTAINER(button), hbox);
/* Try to be smart and find a suitable icon. */
buf = g_strdup_printf("stock_%s", key);
pixbuf = gtk_icon_theme_load_icon(gtk_icon_theme_get_for_screen(gdk_window_get_screen(gtk_widget_get_window(GTK_WIDGET(nw)))),
buf, 16, GTK_ICON_LOOKUP_USE_BUILTIN, NULL);
g_free(buf);
if (pixbuf != NULL)
{
GtkWidget* image = gtk_image_new_from_pixbuf(pixbuf);
gtk_widget_show(image);
gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
gtk_widget_set_halign (image, GTK_ALIGN_CENTER);
gtk_widget_set_valign (image, GTK_ALIGN_CENTER);
}
label = gtk_label_new(NULL);
gtk_widget_show(label);
gtk_box_pack_start(GTK_BOX(hbox), label, FALSE, FALSE, 0);
gtk_label_set_xalign (GTK_LABEL (label), 0.0);
gtk_label_set_yalign (GTK_LABEL (label), 0.5);
buf = g_strdup_printf("<small>%s</small>", text);
gtk_label_set_markup(GTK_LABEL(label), buf);
g_free(buf);
add_button:
gtk_widget_show(button);
gtk_box_pack_start(GTK_BOX(windata->actions_box), button, FALSE, FALSE, 0);
g_object_set_data(G_OBJECT(button), "_nw", nw);
g_object_set_data_full(G_OBJECT(button), "_action_key", g_strdup(key), g_free);
g_signal_connect(G_OBJECT(button), "button-release-event", G_CALLBACK(action_clicked_cb), cb);
gtk_widget_show_all(windata->actions_box);
}
void clear_notification_actions(GtkWindow* nw)
{
WindowData* windata = g_object_get_data(G_OBJECT(nw), "windata");
windata->pie_countdown = NULL;
gtk_widget_hide(windata->actions_box);
gtk_container_foreach(GTK_CONTAINER(windata->actions_box), (GtkCallback) gtk_widget_destroy, NULL);
}
void move_notification(GtkWidget* nw, int x, int y)
{
WindowData* windata = g_object_get_data(G_OBJECT(nw), "windata");
g_assert(windata != NULL);
if (windata->has_arrow)
{
gtk_widget_queue_resize(nw);
}
else
{
gtk_window_move(GTK_WINDOW(nw), x, y);
}
}
void get_theme_info(char** theme_name, char** theme_ver, char** author, char** homepage)
{
*theme_name = g_strdup("Standard");
/* If they are constants, maybe we can remove printf and use G_STRINGIFY() */
*theme_ver = g_strdup_printf("%d.%d.%d", NOTIFICATION_DAEMON_MAJOR_VERSION, NOTIFICATION_DAEMON_MINOR_VERSION, NOTIFICATION_DAEMON_MICRO_VERSION);
*author = g_strdup("Christian Hammond");
*homepage = g_strdup("http://www.galago-project.org/");
}
gboolean theme_check_init(unsigned int major_ver, unsigned int minor_ver, unsigned int micro_ver)
{
return major_ver == NOTIFICATION_DAEMON_MAJOR_VERSION && minor_ver == NOTIFICATION_DAEMON_MINOR_VERSION && micro_ver == NOTIFICATION_DAEMON_MICRO_VERSION;
}
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