Implement dynamic height and change vertical padding

Makefile

@@ -90,7 +90,7 @@ dunstify: dunstify.o
 	${CC} -o ${@} dunstify.o ${DUNSTIFY_CFLAGS} ${DUNSTIFY_LDFLAGS}
 endif
 
-.PHONY: test test-valgrind test-coverage
+.PHONY: test test-valgrind test-coverage functional-tests
 test: test/test clean-coverage-run
 	# Make sure an error code is returned when the test fails
 	/usr/bin/env bash -c 'set -euo pipefail;\
@@ -124,6 +124,9 @@ test/%.o: test/%.c src/%.c
 test/test: ${OBJ} ${TEST_OBJ}
 	${CC} -o ${@} ${TEST_OBJ} $(filter-out ${TEST_OBJ:test/%=src/%},${OBJ}) ${CFLAGS} ${LDFLAGS}
 
+functional-tests: dunst dunstify
+	PREFIX=. ./test/functional-tests/test.sh
+
 .PHONY: doc doc-doxygen
 doc: docs/dunst.1 docs/dunst.5 docs/dunstctl.1
 
@@ -213,7 +216,7 @@ clean-wayland-protocols:
         install-service install-service-dbus install-service-systemd \
         uninstall uninstall-dunstctl uninstall-dunstrc \
         uninstall-service uninstall-service-dbus uninstall-service-systemd \
-	uninstall-keepconf uninstall-purge
+        uninstall-keepconf uninstall-purge
 install: install-dunst install-dunstctl install-dunstrc install-service
 
 install-dunst: dunst doc

docs/dunst.5.pod

@@ -84,10 +84,11 @@ old geometry config as follows:
 
 In the new config you can then set the following variables (make sure to remove
 any negative signs)
-        width = <width>
-        height = <height>
-        offset = <offset>
-        origin = top-right # or top-left, or any other direction you prefer
+
+    width = <width>
+    height = <height>
+    offset = <offset>
+    origin = top-right # or top-left, or any other direction you prefer
 
 =item B<width>
 
@@ -96,8 +97,9 @@ specify a constant width or two numbers for the minimum and maximum width. The
 notification will expand from the minimum width as neccesary.
 
 Examples:
-        width = 300      # constant width of 300
-        width = (0, 300) # width between 0 and 300
+
+    width = 300      # constant width of 300
+    width = (0, 300) # width between 0 and 300
 
 When setting a width bigger than the screen, dunst will clamp the width to the
 screen width. So if you want the notifcation to stretch the entire screen
@@ -106,7 +108,16 @@ screens exceed (e.g. 10000).
 
 =item B<height>
 
-The maximum height of a single notification.
+The height of each notification in pixels. This can be a single number to
+specify a constant height or two numbers for the minimum and maximum width. The
+notification will expand from the minimum height as neccesary.
+
+Examples:
+
+    height = 300      # constant height of 300
+    height = (0, 300) # height between 0 and 300
+
+Note that unlike width, different notifications can have diffrent height values.
 
 =item B<notification_limit> (default: 20)
 
@@ -123,15 +134,16 @@ more information.
 The origin of the notification window on the screen. It can then be moved with
 offset.
 Origin can be one of:
-        top-left
-        top-center
-        top-right
-        bottom-left
-        bottom-center
-        bottom-right
-        left-center
-        center
-        right-center
+
+    top-left
+    top-center
+    top-right
+    bottom-left
+    bottom-center
+    bottom-right
+    left-center
+    center
+    right-center
 
 =item B<offset> format: (horizontal, vertical)
 
@@ -140,8 +152,9 @@ of the screen specified by B<origin>. A negative offset will lead to the
 notification being off screen.
 
 Examples:
-        origin = top-right
-        offset = (10, 300) # a margin of 10 pixels from the right and 300 pixels from the top
+
+    origin = top-right
+    offset = (10, 300) # a margin of 10 pixels from the right and 300 pixels from the top
 
 For backwards compatibility the syntax NxN is also accepted.
 
@@ -416,7 +429,7 @@ removed from the format.
 =item B<vertical_alignment> (values: [top/center/bottom], default: center)
 
 Defines how the text and icon should be aligned vertically within the
-notification. If icons are disabled, this option has no effect.
+notification.
 
 =item B<show_age_threshold> (default: 60)
 
@@ -563,13 +576,13 @@ actions to be executed in sequence.
 
 B<Defaults:>
 
-=over 12
+=over 8
 
-=item * C<mouse_left_click="close_current">
+=item * C<mouse_left_click=close_current>
 
-=item * C<mouse_middle_click="do_action, close_current">
+=item * C<mouse_middle_click=do_action, close_current>
 
-=item * C<mouse_right_click="close_all">
+=item * C<mouse_right_click=close_all>
 
 =back
 

dunstrc

@@ -26,8 +26,8 @@
     # constant width of 300
     width = 300
 
-    # The maximum height of a single notification, excluding the frame.
-    height = 300
+    # The height of a single notification, excluding the frame.
+    height = (0, 300)
 
     # Position the notification in the top right corner
     origin = top-right

src/draw.c

@@ -202,7 +202,7 @@ static void layout_setup(struct colored_layout *cl, int width, int height, doubl
         int icon_width = cl->icon ? get_icon_width(cl->icon, scale) + horizontal_padding : 0;
         int text_width = width - 2 * settings.h_padding - (cl->n->icon_position == ICON_TOP ? 0 : icon_width);
         int progress_bar_height = have_progress_bar(cl) ? settings.progress_bar_height + settings.padding : 0;
-        int max_text_height = MAX(0, settings.height.max - progress_bar_height - 2 * settings.padding);
+        int max_text_height = MAX(0, height - progress_bar_height - 2 * settings.padding);
         layout_setup_pango(cl->l, text_width, max_text_height, cl->n->word_wrap, cl->n->ellipsize, cl->n->alignment);
 }
 
@@ -245,11 +245,13 @@ static struct dimensions calculate_notification_dimensions(struct colored_layout
         dim.h += progress_bar_height;
         dim.w = dim.text_width + icon_width + 2 * settings.h_padding;
 
-        dim.h = MIN(settings.height.max, dim.h + settings.padding * 2);
-        dim.w = MAX(settings.width.min, dim.w);
         if (have_progress_bar(cl))
                 dim.w = MAX(settings.progress_bar_min_width, dim.w);
 
+        dim.h = MIN(settings.height.max, dim.h + settings.padding * 2);
+        dim.h = MAX(settings.height.min, dim.h);
+
+        dim.w = MAX(settings.width.min, dim.w);
         dim.w = MIN(settings.width.max, dim.w);
 
         cl->n->displayed_height = dim.h;
@@ -426,11 +428,9 @@ static int layout_get_height(struct colored_layout *cl, double scale)
         }
 
 
-        if (cl->n->icon_position == ICON_TOP && cl->n->icon) {
-                return h_icon + h_text + h_progress_bar + vertical_padding;
-        } else {
-                return MAX(h_text, h_icon) + h_progress_bar;
-        }
+        return (cl->n->icon_position == ICON_TOP && cl->n->icon)
+                ? h_icon + h_text + h_progress_bar + vertical_padding
+                : MAX(h_text, h_icon) + h_progress_bar;
 }
 
 /* Attempt to make internal radius more organic.
@@ -705,88 +705,96 @@ static cairo_surface_t *render_background(cairo_surface_t *srf,
                                                   round(width * scale), round(height * scale));
 }
 
-static void render_content(cairo_t *c, struct colored_layout *cl, int width, double scale)
+static void render_content(cairo_t *c, struct colored_layout *cl, int width, int height, double scale)
 {
         // Redo layout setup, while knowing the width. This is to make
         // alignment work correctly
-        layout_setup(cl, width, settings.height.max, scale);
+        layout_setup(cl, width, height, scale);
 
-        const int h = layout_get_height(cl, scale);
-        LOG_D("Layout height %i", h);
-        int h_without_progress_bar = h;
+        // NOTE: Includes paddings!
+        int h_without_progress_bar = height;
         if (have_progress_bar(cl)) {
-                 h_without_progress_bar -= settings.progress_bar_height + settings.padding;
+                h_without_progress_bar -= settings.progress_bar_height + settings.padding;
         }
 
+        int text_h = 0;
         if (!cl->n->hide_text) {
-                int h_text = 0;
-                get_text_size(cl->l, NULL, &h_text, scale);
+                get_text_size(cl->l, NULL, &text_h, scale);
+        }
 
-                int text_x = settings.h_padding,
-                    text_y = settings.padding + h_without_progress_bar / 2 - h_text / 2;
-
-                // text positioning
-                if (cl->icon) {
-                        // vertical alignment
-                        if (settings.vertical_alignment == VERTICAL_TOP) {
-                                text_y = settings.padding;
-                        } else if (settings.vertical_alignment == VERTICAL_BOTTOM) {
-                                text_y = h_without_progress_bar + settings.padding - h_text;
-                                if (text_y < 0)
-                                        text_y = settings.padding;
-                        } // else VERTICAL_CENTER
-
-                        // icon position
-                        if (cl->n->icon_position == ICON_LEFT) {
-                                text_x = get_icon_width(cl->icon, scale) + settings.h_padding + get_horizontal_text_icon_padding(cl->n);
-                        } else if (cl->n->icon_position == ICON_TOP) {
-                                text_y = get_icon_height(cl->icon, scale) + settings.padding + get_vertical_text_icon_padding(cl->n);
-                        } // else ICON_RIGHT
-                }
-                cairo_move_to(c, round(text_x * scale), round(text_y * scale));
+        // text vertical alignment
+        int text_x = settings.h_padding,
+            text_y = settings.padding;
 
-                cairo_set_source_rgba(c, COLOR(cl, fg.r), COLOR(cl, fg.g), COLOR(cl, fg.b), COLOR(cl, fg.a));
-                pango_cairo_update_layout(c, cl->l);
-                pango_cairo_show_layout(c, cl->l);
-        }
+        if (settings.vertical_alignment == VERTICAL_CENTER) {
+                text_y = h_without_progress_bar / 2 - text_h / 2;
+        } else if (settings.vertical_alignment == VERTICAL_BOTTOM) {
+                text_y = h_without_progress_bar - settings.padding - text_h;
+        } // else VERTICAL_TOP
 
         // icon positioning
-        if (cl->icon) {
-                unsigned int image_width = get_icon_width(cl->icon, scale),
-                             image_height = get_icon_height(cl->icon, scale),
-                             image_x = width - settings.h_padding - image_width,
-                             image_y = settings.padding + h_without_progress_bar/2 - image_height/2;
+        if (cl->icon && cl->n->icon_position != ICON_OFF) {
+                int image_width = get_icon_width(cl->icon, scale),
+                    image_height = get_icon_height(cl->icon, scale),
+                    image_x = width - settings.h_padding - image_width,
+                    image_y = text_y,
+                    v_padding = get_vertical_text_icon_padding(cl->n);
 
                 // vertical alignment
-                if (settings.vertical_alignment == VERTICAL_TOP) {
-                        image_y = settings.padding;
-                } else if (settings.vertical_alignment == VERTICAL_BOTTOM) {
-                        image_y = h_without_progress_bar + settings.padding - image_height;
-                        if (image_y < settings.padding || image_y > h_without_progress_bar)
-                                image_y = settings.padding;
-                } // else VERTICAL_CENTER
+                switch (settings.vertical_alignment) {
+                        case VERTICAL_TOP:
+                                if (cl->n->icon_position == ICON_TOP) {
+                                        // Shift text downward
+                                        text_y += image_height + v_padding;
+                                }
+                                break;
+                        case VERTICAL_CENTER:
+                                if (cl->n->icon_position == ICON_TOP) {
+                                        // Adjust text and image by half
+                                        image_y -= (image_height + v_padding) / 2;
+                                        text_y += (image_height + v_padding) / 2;
+                                } else {
+                                        image_y += text_h / 2 - image_height / 2;
+                                }
+                                break;
+                        case VERTICAL_BOTTOM:
+                                if (cl->n->icon_position == ICON_TOP) {
+                                        image_y -= image_height + v_padding;
+                                } else {
+                                        image_y -= image_height - text_h;
+                                }
+                                break;
+                }
 
                 // icon position
-                if (cl->n->icon_position == ICON_LEFT) {
+                if (cl->n->icon_position == ICON_TOP) {
+                        image_x = (width - image_width) / 2;
+                } else if (cl->n->icon_position == ICON_LEFT) {
                         image_x = settings.h_padding;
-                } else if (cl->n->icon_position == ICON_TOP) {
-                        image_y = settings.padding;
-                        image_x = width/2 - image_width/2;
+                        text_x += image_width + get_horizontal_text_icon_padding(cl->n);
                 } // else ICON_RIGHT
 
                 cairo_set_source_surface(c, cl->icon, round(image_x * scale), round(image_y * scale));
                 draw_rounded_rect(c, image_x, image_y, image_width, image_height, settings.icon_corner_radius, scale, settings.icon_corners);
                 cairo_fill(c);
         }
 
+        // text positioning
+        if (!cl->n->hide_text) {
+                cairo_move_to(c, round(text_x * scale), round(text_y * scale));
+                cairo_set_source_rgba(c, COLOR(cl, fg.r), COLOR(cl, fg.g), COLOR(cl, fg.b), COLOR(cl, fg.a));
+                pango_cairo_update_layout(c, cl->l);
+                pango_cairo_show_layout(c, cl->l);
+        }
+
         // progress bar positioning
         if (have_progress_bar(cl)) {
                 int progress = MIN(cl->n->progress, 100);
                 unsigned int frame_x = 0;
                 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_y = settings.padding + h - settings.progress_bar_height,
+                             frame_y = h_without_progress_bar,
                              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 - 1;
@@ -853,11 +861,12 @@ static struct dimensions layout_render(cairo_surface_t *srf,
 
         int bg_width = 0;
         int bg_height = MIN(settings.height.max, (2 * settings.padding) + cl_h);
+        bg_height = MAX(settings.height.min, bg_height);
 
         cairo_surface_t *content = render_background(srf, cl, cl_next, dim.y, dim.w, bg_height, dim.corner_radius, corners, &bg_width, scale);
         cairo_t *c = cairo_create(content);
 
-        render_content(c, cl, bg_width, scale);
+        render_content(c, cl, bg_width, bg_height, scale);
 
         /* adding frame */
         if (corners & (C_TOP | _C_FIRST))
@@ -866,10 +875,7 @@ static struct dimensions layout_render(cairo_surface_t *srf,
         if (corners & (C_BOT | _C_LAST))
                 dim.y += settings.frame_width;
 
-        if ((2 * settings.padding + cl_h) < settings.height.max)
-                dim.y += cl_h + 2 * settings.padding;
-        else
-                dim.y += settings.height.max;
+        dim.y += bg_height;
 
         if (settings.gap_size)
                 dim.y += settings.gap_size;

src/settings.c

@@ -223,11 +223,14 @@ void check_and_correct_settings(struct settings *s) {
                 DIE("setting width min (%i) is always greather than max (%i)", s->width.min, s->width.max);
         }
 
+        if (s->height.min == INT_MIN) {
+                s->height.min = 0;
+        }
         if (s->height.min < 0 || s->height.max < 0) {
                 DIE("setting height does not support negative values");
         }
-        if (s->height.min != s->height.max) {
-                LOG_W("Dynamic height is not yet supported");
+        if (s->height.min > s->height.max) {
+                DIE("setting height min (%i) is always greather than max (%i)", s->height.min, s->height.max);
         }
 
         if (s->offset.x == INT_MIN || s->offset.y == INT_MAX) {

src/settings_data.h

@@ -1528,9 +1528,9 @@ static const struct setting allowed_settings[] = {
         {
                 .name = "height",
                 .section = "global",
-                .description = "The maximum height of a single notification, excluding the frame.",
+                .description = "The height of a notification, excluding the frame.",
                 .type = TYPE_LENGTH,
-                .default_value = "300",
+                .default_value = "(0, 300)",
                 .value = &settings.height,
                 .parser = NULL,
                 .parser_data = NULL,