Add feature: progress bar

config.h

@@ -6,10 +6,13 @@ struct settings defaults = {
 .markup = MARKUP_NO,
 .colors_norm.bg = "#1793D1",
 .colors_norm.fg = "#DDDDDD",
+.colors_norm.highlight = "#1745d1",
 .colors_crit.bg = "#ffaaaa",
 .colors_crit.fg = "#000000",
+.colors_crit.highlight = "#ff6666",
 .colors_low.bg = "#aaaaff",
 .colors_low.fg = "#000000",
+.colors_low.highlight = "#7f7fff",
 .format = "%s %b",         /* default format */
 
 .timeouts = { S2US(10), S2US(10), S2US(0) }, /* low, normal, critical */
@@ -110,6 +113,15 @@ struct settings defaults = {
 
 .mouse_right_click = (enum mouse_action []){MOUSE_CLOSE_ALL, -1},
 
+.progress_bar_height = 10,
+
+.progress_bar_min_width = 150,
+
+.progress_bar_max_width = 300,
+
+.progress_bar_frame_width = 1,
+
+.no_progress_bar = false,
 };
 
 struct rule default_rules[] = {

src/draw.c

@@ -23,6 +23,7 @@ struct colored_layout {
         PangoLayout *l;
         struct color fg;
         struct color bg;
+        struct color highlight;
         struct color frame;
         char *text;
         PangoAttrList *attr;
@@ -166,6 +167,11 @@ static bool have_dynamic_width(void)
         return (settings.geometry.width_set && settings.geometry.w == 0);
 }
 
+static bool have_progress_bar(const struct notification *n)
+{
+        return (n->progress >= 0 && settings.no_progress_bar == false);
+}
+
 static struct dimensions calculate_dimensions(GSList *layouts)
 {
         struct dimensions dim = { 0 };
@@ -237,6 +243,11 @@ static struct dimensions calculate_dimensions(GSList *layouts)
                         text_width = MAX(w, text_width);
                 }
 
+                if (have_progress_bar(cl->n)){
+                        dim.h += settings.progress_bar_height + settings.padding;
+                        dim.w = MAX(dim.w, settings.progress_bar_min_width);
+                }
+
                 dim.corner_radius = MIN(dim.corner_radius, h/2);
         }
 
@@ -299,6 +310,7 @@ static struct colored_layout *layout_init_shared(cairo_t *c, const struct notifi
 
         cl->fg = string_to_color(n->colors.fg);
         cl->bg = string_to_color(n->colors.bg);
+        cl->highlight = string_to_color(n->colors.highlight);
         cl->frame = string_to_color(n->colors.frame);
 
         cl->n = n;
@@ -354,7 +366,12 @@ static struct colored_layout *layout_from_notification(cairo_t *c, struct notifi
 
         pango_layout_get_pixel_size(cl->l, NULL, &(n->displayed_height));
         if (cl->icon) n->displayed_height = MAX(cairo_image_surface_get_height(cl->icon), n->displayed_height);
-        n->displayed_height = MAX(settings.notification_height, n->displayed_height + settings.padding * 2);
+        n->displayed_height = n->displayed_height + settings.padding * 2;
+
+        // progress bar
+        if (have_progress_bar(n)) n->displayed_height += settings.progress_bar_height + settings.padding;
+
+        n->displayed_height = MAX(settings.notification_height, n->displayed_height);
 
         n->first_render = false;
         return cl;
@@ -397,11 +414,16 @@ static int layout_get_height(struct colored_layout *cl)
 {
         int h;
         int h_icon = 0;
+        int h_progress_bar = 0;
         pango_layout_get_pixel_size(cl->l, NULL, &h);
         if (cl->icon)
                 h_icon = cairo_image_surface_get_height(cl->icon);
+        if (have_progress_bar(cl->n)){
+                h_progress_bar = settings.progress_bar_height + settings.padding;
+        }
 
-        return MAX(h, h_icon);
+        int res = MAX(h, h_icon) + h_progress_bar;
+        return res;
 }
 
 /* Attempt to make internal radius more organic.
@@ -563,11 +585,15 @@ static cairo_surface_t *render_background(cairo_surface_t *srf,
 static void render_content(cairo_t *c, struct colored_layout *cl, int width)
 {
         const int h = layout_get_height(cl);
+        int h_without_progress_bar = h;
+        if (have_progress_bar(cl->n)){
+                 h_without_progress_bar -= settings.progress_bar_height + settings.padding;
+        }
         int h_text;
         pango_layout_get_pixel_size(cl->l, NULL, &h_text);
 
         int text_x = settings.h_padding,
-            text_y = settings.padding + h / 2 - h_text / 2;
+            text_y = settings.padding + h_without_progress_bar / 2 - h_text / 2;
 
         // text positioning
         if (cl->icon) {
@@ -575,7 +601,7 @@ static void render_content(cairo_t *c, struct colored_layout *cl, int width)
                 if (settings.vertical_alignment == VERTICAL_TOP) {
                         text_y = settings.padding;
                 } else if (settings.vertical_alignment == VERTICAL_BOTTOM) {
-                        text_y = h + settings.padding - h_text;
+                        text_y = h_without_progress_bar + settings.padding - h_text;
                         if (text_y < 0)
                                 text_y = settings.padding;
                 } // else VERTICAL_CENTER
@@ -597,14 +623,14 @@ static void render_content(cairo_t *c, struct colored_layout *cl, int width)
                 unsigned int image_width = cairo_image_surface_get_width(cl->icon),
                              image_height = cairo_image_surface_get_height(cl->icon),
                              image_x = width - settings.h_padding - image_width,
-                             image_y = settings.padding + h/2 - image_height/2;
+                             image_y = settings.padding + h_without_progress_bar/2 - image_height/2;
 
                 // vertical alignment
                 if (settings.vertical_alignment == VERTICAL_TOP) {
                         image_y = settings.padding;
                 } else if (settings.vertical_alignment == VERTICAL_BOTTOM) {
-                        image_y = h + settings.padding - image_height;
+                        image_y = h_without_progress_bar + settings.padding - image_height;
-                        if (image_y < settings.padding || image_y > h)
+                        if (image_y < settings.padding || image_y > h_without_progress_bar)
                                 image_y = settings.padding;
                 } // else VERTICAL_CENTER
 
@@ -618,6 +644,38 @@ static void render_content(cairo_t *c, struct colored_layout *cl, int width)
                 cairo_fill(c);
         }
 
+        // progress bar positioning
+        if (have_progress_bar(cl->n)){
+                int progress = cl->n->progress;
+                unsigned int frame_width = settings.progress_bar_frame_width,
+                             progress_width = MIN(width - 2 * settings.h_padding, settings.progress_bar_max_width),
+                             progress_height = settings.progress_bar_height - frame_width,
+                             frame_x = settings.h_padding,
+                             frame_y = settings.padding + h - settings.progress_bar_height,
+                             progress_width_without_frame = progress_width - 2 * frame_width,
+                             progress_width_1 = progress_width_without_frame * progress / 100,
+                             progress_width_2 = progress_width_without_frame - progress_width_1,
+                             x_bar_1 = frame_x + frame_width,
+                             x_bar_2 = x_bar_1 + progress_width_1;
+
+                double half_frame_width = frame_width / 2.0;
+
+                // draw progress bar
+                // Note: the bar could be drawn a bit smaller, because the frame is drawn on top
+                // left side
+                cairo_set_source_rgba(c, cl->highlight.r, cl->highlight.g, cl->highlight.b, cl->highlight.a);
+                cairo_rectangle(c, x_bar_1, frame_y, progress_width_1, progress_height);
+                cairo_fill(c);
+                // right side
+                cairo_set_source_rgba(c, cl->bg.r, cl->bg.g, cl->bg.b, cl->bg.a);
+                cairo_rectangle(c, x_bar_2, frame_y, progress_width_2, progress_height);
+                cairo_fill(c);
+                // border
+                cairo_set_source_rgba(c, cl->frame.r, cl->frame.g, cl->frame.b, cl->frame.a);
+                cairo_rectangle(c, frame_x + half_frame_width, frame_y + half_frame_width, progress_width - frame_width, progress_height);
+                cairo_set_line_width(c, frame_width);
+                cairo_stroke(c);
+        }
 }
 
 static struct dimensions layout_render(cairo_surface_t *srf,

src/notification.c

@@ -64,6 +64,7 @@ void notification_print(const struct notification *n)
         printf("\tformatted: '%s'\n", n->msg);
         printf("\tfg: %s\n", n->colors.fg);
         printf("\tbg: %s\n", n->colors.bg);
+        printf("\thighlight: %s\n", n->colors.highlight);
         printf("\tframe: %s\n", n->colors.frame);
         printf("\tfullscreen: %s\n", enum_to_string_fullscreen(n->fullscreen));
         printf("\tprogress: %d\n", n->progress);
@@ -236,6 +237,7 @@ void notification_unref(struct notification *n)
         g_free(n->urls);
         g_free(n->colors.fg);
         g_free(n->colors.bg);
+        g_free(n->colors.highlight);
         g_free(n->colors.frame);
         g_free(n->stack_tag);
         g_free(n->desktop_entry);
@@ -393,6 +395,8 @@ void notification_init(struct notification *n)
                 n->colors.fg = g_strdup(defcolors.fg);
         if (!n->colors.bg)
                 n->colors.bg = g_strdup(defcolors.bg);
+        if (!n->colors.highlight)
+                n->colors.highlight = g_strdup(defcolors.highlight);
         if (!n->colors.frame)
                 n->colors.frame = g_strdup(defcolors.frame);
 

src/notification.h

@@ -33,6 +33,7 @@ struct notification_colors {
         char *frame;
         char *bg;
         char *fg;
+        char *highlight;
 };
 
 struct notification {

src/rules.c

@@ -38,6 +38,10 @@ void rule_apply(struct rule *r, struct notification *n)
                 g_free(n->colors.bg);
                 n->colors.bg = g_strdup(r->bg);
         }
+        if (r->highlight) {
+                g_free(n->colors.highlight);
+                n->colors.highlight = g_strdup(r->highlight);
+        }
         if (r->fc) {
                 g_free(n->colors.frame);
                 n->colors.frame = g_strdup(r->fc);

src/rules.h

@@ -31,6 +31,7 @@ struct rule {
         char *new_icon;
         char *fg;
         char *bg;
+        char *highlight;
         char *fc;
         const char *format;
         const char *script;

src/settings.c

@@ -355,6 +355,49 @@ void load_settings(char *cmdline_config_path)
                 "Window corner radius"
         );
 
+        settings.progress_bar_height = option_get_int(
+                "global",
+                "progress_bar_height", "-progress_bar_height", defaults.progress_bar_height,
+                "Height of the progress bar"
+        );
+
+        settings.progress_bar_min_width = option_get_int(
+                "global",
+                "progress_bar_min_width", "-progress_bar_min_width", defaults.progress_bar_min_width,
+                "Minimum width of the progress bar"
+        );
+
+        settings.progress_bar_max_width = option_get_int(
+                "global",
+                "progress_bar_max_width", "-progress_bar_max_width", defaults.progress_bar_max_width,
+                "Maximum width of the progress bar"
+        );
+
+        settings.progress_bar_frame_width = option_get_int(
+                "global",
+                "progress_bar_frame_width", "-progress_bar_frame_width", defaults.progress_bar_frame_width,
+                "Frame width of the progress bar"
+        );
+
+        settings.no_progress_bar = option_get_bool(
+                "global",
+                "no_progress_bar", "-no_progress_bar", false,
+                "Hide the progress bar"
+        );
+
+        // check sanity of the progress bar options
+        {
+                if (settings.progress_bar_height < (2 * settings.progress_bar_frame_width)){
+                        LOG_E("setting progress_bar_frame_width is bigger than half of progress_bar_height");
+                }
+                if (settings.progress_bar_max_width < (2 * settings.progress_bar_frame_width)){
+                        LOG_E("setting progress_bar_frame_width is bigger than half of progress_bar_max_width");
+                }
+                if (settings.progress_bar_max_width < settings.progress_bar_min_width){
+                        LOG_E("setting progress_bar_max_width is smaller than progress_bar_min_width");
+                }
+        }
+
         {
                 char *c = option_get_string(
                         "global",
@@ -584,6 +627,12 @@ void load_settings(char *cmdline_config_path)
                 "Foreground color for notifications with low urgency"
         );
 
+        settings.colors_low.highlight = option_get_string(
+                "urgency_low",
+                "highlight", "-lh", defaults.colors_low.highlight,
+                "Highlight color for notifications with low urgency"
+        );
+
         settings.colors_low.frame = option_get_string(
                 "urgency_low",
                 "frame_color", "-lfr", settings.frame_color ? settings.frame_color : defaults.colors_low.frame,
@@ -614,6 +663,12 @@ void load_settings(char *cmdline_config_path)
                 "Foreground color for notifications with normal urgency"
         );
 
+        settings.colors_norm.highlight = option_get_string(
+                "urgency_normal",
+                "highlight", "-nh", defaults.colors_norm.highlight,
+                "Highlight color for notifications with normal urgency"
+        );
+
         settings.colors_norm.frame = option_get_string(
                 "urgency_normal",
                 "frame_color", "-nfr", settings.frame_color ? settings.frame_color : defaults.colors_norm.frame,
@@ -644,6 +699,12 @@ void load_settings(char *cmdline_config_path)
                 "Foreground color for notifications with ciritical urgency"
         );
 
+        settings.colors_crit.highlight = option_get_string(
+                "urgency_critical",
+                "highlight", "-ch", defaults.colors_crit.highlight,
+                "Highlight color for notifications with ciritical urgency"
+        );
+
         settings.colors_crit.frame = option_get_string(
                 "urgency_critical",
                 "frame_color", "-cfr", settings.frame_color ? settings.frame_color : defaults.colors_crit.frame,
@@ -756,6 +817,7 @@ void load_settings(char *cmdline_config_path)
                 r->msg_urgency = ini_get_urgency(cur_section, "msg_urgency", r->msg_urgency);
                 r->fg = ini_get_string(cur_section, "foreground", r->fg);
                 r->bg = ini_get_string(cur_section, "background", r->bg);
+                r->bg = ini_get_string(cur_section, "highlight", r->highlight);
                 r->fc = ini_get_string(cur_section, "frame_color", r->fc);
                 r->format = ini_get_string(cur_section, "format", r->format);
                 r->new_icon = ini_get_string(cur_section, "new_icon", r->new_icon);

src/settings.h

@@ -92,6 +92,11 @@ struct settings {
         enum mouse_action *mouse_left_click;
         enum mouse_action *mouse_middle_click;
         enum mouse_action *mouse_right_click;
+        int progress_bar_height;
+        int progress_bar_min_width;
+        int progress_bar_max_width;
+        int progress_bar_frame_width;
+        bool no_progress_bar;
 };
 
 extern struct settings settings;