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osd: support app icons in window switcher

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Example configuration:

  <windowSwitcher>
    <fields>
      <field content="icon" width="5%" />
      <field content="title" width="95%" />
    </fields>
  </windowSwitcher>
This commit is contained in:
tokyo4j 2025-03-14 19:33:28 +09:00 • committed by Hiroaki Yamamoto
parent 84ba60f453
commit 4ef881bb3e
4 changed files with 26 additions and 9 deletions
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2
docs/labwc-config.5.scd
View file

@ -303,6 +303,8 @@ this is for compatibility with Openbox.
- *trimmed_identifier* Show trimmed identifier. Trimming removes
the first two nodes of 'org.' strings.
- *icon* Show application icon
- *desktop_entry_name* Show application name from freedesktop.org
desktop entry/file. Falls back to trimmed identifier
(trimmed_identifier).

1
include/osd.h
View file

@ -12,6 +12,7 @@ enum window_switcher_field_content {
LAB_FIELD_TYPE_SHORT,
LAB_FIELD_IDENTIFIER,
LAB_FIELD_TRIMMED_IDENTIFIER,
LAB_FIELD_ICON,
LAB_FIELD_DESKTOP_ENTRY_NAME,
LAB_FIELD_TITLE,
LAB_FIELD_TITLE_SHORT,

2
src/osd-field.c
View file

@ -319,6 +319,8 @@ osd_field_arg_from_xml_node(struct window_switcher_field *field,
field->content = LAB_FIELD_IDENTIFIER;
} else if (!strcmp(content, "trimmed_identifier")) {
field->content = LAB_FIELD_TRIMMED_IDENTIFIER;
} else if (!strcmp(content, "icon")) {
field->content = LAB_FIELD_ICON;
} else if (!strcmp(content, "desktop_entry_name")) {
field->content = LAB_FIELD_DESKTOP_ENTRY_NAME;
} else if (!strcmp(content, "title")) {

18
src/osd.c
View file

@ -6,8 +6,8 @@
#include "common/array.h"
#include "common/buf.h"
#include "common/font.h"
#include "common/macros.h"
#include "common/scaled-font-buffer.h"
#include "common/scaled-icon-buffer.h"
#include "common/scaled-rect-buffer.h"
#include "common/scene-helpers.h"
#include "config/rcxml.h"
@ -350,7 +350,17 @@ create_osd_scene(struct output *output, struct wl_array *views)
int field_width = (available_width - (nr_fields + 1)
* theme->osd_window_switcher_item_padding_x)
* field->width / 100.0;
struct wlr_scene_node *node = NULL;
if (field->content == LAB_FIELD_ICON) {
int icon_size = font_height(&rc.font_osd);
struct scaled_icon_buffer *icon_buffer =
scaled_icon_buffer_create(item_root,
server, icon_size, icon_size);
scaled_icon_buffer_set_app_id(icon_buffer,
view_get_string_prop(*view, "app_id"));
node = &icon_buffer->scene_buffer->node;
} else {
buf_clear(&buf);
osd_field_get_content(field, &buf, *view);
@ -358,9 +368,11 @@ create_osd_scene(struct output *output, struct wl_array *views)
scaled_font_buffer_create(item_root);
scaled_font_buffer_update(font_buffer, buf.data, field_width,
&rc.font_osd, text_color, bg_color);
node = &font_buffer->scene_buffer->node;
}
wlr_scene_node_set_position(&font_buffer->scene_buffer->node,
x, y + theme->osd_window_switcher_item_padding_y
wlr_scene_node_set_position(node, x,
y + theme->osd_window_switcher_item_padding_y
+ theme->osd_window_switcher_item_active_border_width);
x += field_width + theme->osd_window_switcher_item_padding_x;
}