mirror of
https://github.com/swaywm/sway.git
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Render i3bar blocks
This commit is contained in:
Drew DeVault
parent
ee85c91831
commit
333dbcbe72
7 changed files with 314 additions and 34 deletions
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@ -4,7 +4,7 @@
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#include "swaybar/bar.h"
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void ipc_initialize(struct swaybar *bar, const char *bar_id);
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bool handle_ipc_event(struct swaybar *bar);
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bool handle_ipc_readable(struct swaybar *bar);
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void ipc_get_workspaces(struct swaybar *bar);
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void ipc_send_workspace_command(struct swaybar *bar, const char *ws);
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@ -38,7 +38,7 @@ struct i3bar_block {
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struct wl_list link;
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char *full_text, *short_text, *align;
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bool urgent;
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uint32_t color;
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uint32_t *color;
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int min_width;
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char *name, *instance;
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bool separator;
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@ -68,8 +68,8 @@ struct status_line {
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struct status_line *status_line_init(char *cmd);
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void status_line_free(struct status_line *status);
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bool handle_status_readable(struct status_line *status);
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int i3bar_readable(struct status_line *status);
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bool status_handle_readable(struct status_line *status);
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bool i3bar_handle_readable(struct status_line *status);
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void status_error(struct status_line *status, const char *text);
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#endif
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@ -308,14 +308,14 @@ static void display_in(int fd, short mask, void *_bar) {
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static void ipc_in(int fd, short mask, void *_bar) {
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struct swaybar *bar = (struct swaybar *)_bar;
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if (handle_ipc_event(bar)) {
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if (handle_ipc_readable(bar)) {
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render_all_frames(bar);
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}
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}
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static void status_in(int fd, short mask, void *_bar) {
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struct swaybar *bar = (struct swaybar *)_bar;
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if (handle_status_readable(bar->status)) {
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if (status_handle_readable(bar->status)) {
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render_all_frames(bar);
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}
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}
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120
swaybar/i3bar.c
120
swaybar/i3bar.c
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@ -1,3 +1,5 @@
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#define _POSIX_C_SOURCE 200809L
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#include <json-c/json.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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@ -5,11 +7,109 @@
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#include "swaybar/config.h"
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#include "swaybar/status_line.h"
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static void i3bar_parse_json(struct status_line *status, const char *text) {
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wlr_log(L_DEBUG, "got json: %s", text);
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static void i3bar_block_free(struct i3bar_block *block) {
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if (!block) {
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return;
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}
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wl_list_remove(&block->link);
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free(block->full_text);
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free(block->short_text);
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free(block->align);
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free(block->name);
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free(block->instance);
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free(block->color);
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}
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int i3bar_readable(struct status_line *status) {
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static bool i3bar_parse_json(struct status_line *status, const char *text) {
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struct i3bar_block *block, *tmp;
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wl_list_for_each_safe(block, tmp, &status->blocks, link) {
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i3bar_block_free(block);
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}
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json_object *results = json_tokener_parse(text);
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if (!results) {
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status_error(status, "[failed to parse i3bar json]");
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return false;
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}
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if (json_object_array_length(results) < 1) {
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return true;
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}
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for (size_t i = 0; i < json_object_array_length(results); ++i) {
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json_object *full_text, *short_text, *color, *min_width, *align, *urgent;
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json_object *name, *instance, *separator, *separator_block_width;
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json_object *background, *border, *border_top, *border_bottom;
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json_object *border_left, *border_right, *markup;
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json_object *json = json_object_array_get_idx(results, i);
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if (!json) {
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continue;
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}
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json_object_object_get_ex(json, "full_text", &full_text);
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json_object_object_get_ex(json, "short_text", &short_text);
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json_object_object_get_ex(json, "color", &color);
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json_object_object_get_ex(json, "min_width", &min_width);
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json_object_object_get_ex(json, "align", &align);
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json_object_object_get_ex(json, "urgent", &urgent);
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json_object_object_get_ex(json, "name", &name);
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json_object_object_get_ex(json, "instance", &instance);
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json_object_object_get_ex(json, "markup", &markup);
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json_object_object_get_ex(json, "separator", &separator);
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json_object_object_get_ex(json, "separator_block_width", &separator_block_width);
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json_object_object_get_ex(json, "background", &background);
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json_object_object_get_ex(json, "border", &border);
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json_object_object_get_ex(json, "border_top", &border_top);
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json_object_object_get_ex(json, "border_bottom", &border_bottom);
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json_object_object_get_ex(json, "border_left", &border_left);
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json_object_object_get_ex(json, "border_right", &border_right);
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struct i3bar_block *block = calloc(1, sizeof(struct i3bar_block));
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block->full_text = full_text ?
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strdup(json_object_get_string(full_text)) : NULL;
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block->short_text = short_text ?
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strdup(json_object_get_string(short_text)) : NULL;
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if (color) {
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block->color = malloc(sizeof(uint32_t));
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*block->color = parse_color(json_object_get_string(color));
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}
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if (min_width) {
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json_type type = json_object_get_type(min_width);
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if (type == json_type_int) {
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block->min_width = json_object_get_int(min_width);
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} else if (type == json_type_string) {
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/* the width will be calculated when rendering */
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block->min_width = 0;
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}
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}
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block->align = strdup(align ? json_object_get_string(align) : "left");
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block->urgent = urgent ? json_object_get_int(urgent) : false;
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block->name = name ? strdup(json_object_get_string(name)) : NULL;
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block->instance = instance ?
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strdup(json_object_get_string(instance)) : NULL;
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if (markup) {
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block->markup = false;
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const char *markup_str = json_object_get_string(markup);
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if (strcmp(markup_str, "pango") == 0) {
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block->markup = true;
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}
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}
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block->separator = separator ? json_object_get_int(separator) : true;
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block->separator_block_width = separator_block_width ?
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json_object_get_int(separator_block_width) : 9;
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// Airblader features
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block->background = background ?
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parse_color(json_object_get_string(background)) : 0;
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block->border = border ?
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parse_color(json_object_get_string(border)) : 0;
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block->border_top = border_top ? json_object_get_int(border_top) : 1;
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block->border_bottom = border_bottom ?
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json_object_get_int(border_bottom) : 1;
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block->border_left = border_left ? json_object_get_int(border_left) : 1;
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block->border_right = border_right ?
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json_object_get_int(border_right) : 1;
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wl_list_insert(&status->blocks, &block->link);
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}
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return true;
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}
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bool i3bar_handle_readable(struct status_line *status) {
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struct i3bar_protocol_state *state = &status->i3bar_state;
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char *cur = &state->buffer[state->buffer_index];
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@ -30,7 +130,7 @@ int i3bar_readable(struct status_line *status) {
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state->buffer = new_buffer;
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}
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int handled = 0;
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bool redraw = false;
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while (*cur) {
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if (state->nodes[state->depth] == JSON_NODE_STRING) {
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if (!state->escape && *cur == '"') {
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@ -44,7 +144,7 @@ int i3bar_readable(struct status_line *status) {
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if (state->depth >
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sizeof(state->nodes) / sizeof(state->nodes[0])) {
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status_error(status, "[i3bar json too deep]");
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return -1;
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return false;
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}
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state->nodes[state->depth] = JSON_NODE_ARRAY;
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if (state->depth == 1) {
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@ -54,18 +154,18 @@ int i3bar_readable(struct status_line *status) {
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case ']':
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if (state->nodes[state->depth] != JSON_NODE_ARRAY) {
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status_error(status, "[failed to parse i3bar json]");
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return -1;
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return false;
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}
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--state->depth;
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if (state->depth == 0) {
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// cur[1] is valid since cur[0] != '\0'
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char p = cur[1];
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cur[1] = '\0';
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i3bar_parse_json(status, state->current_node);
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redraw = i3bar_parse_json(
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status, state->current_node) || redraw;
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cur[1] = p;
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memmove(state->buffer, cur,
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state->buffer_size - (cur - state->buffer));
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++handled;
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cur = state->buffer;
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state->current_node = cur + 1;
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}
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@ -75,7 +175,7 @@ int i3bar_readable(struct status_line *status) {
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if (state->depth >
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sizeof(state->nodes) / sizeof(state->nodes[0])) {
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status_error(status, "[i3bar json too deep]");
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return -1;
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return false;
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}
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state->nodes[state->depth] = JSON_NODE_STRING;
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break;
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@ -84,5 +184,5 @@ int i3bar_readable(struct status_line *status) {
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++cur;
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}
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state->buffer_index = cur - state->buffer;
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return handled;
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return redraw;
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}
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@ -323,7 +323,7 @@ void ipc_initialize(struct swaybar *bar, const char *bar_id) {
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IPC_SUBSCRIBE, subscribe, &len));
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}
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bool handle_ipc_event(struct swaybar *bar) {
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bool handle_ipc_readable(struct swaybar *bar) {
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struct ipc_response *resp = ipc_recv_response(bar->ipc_event_socketfd);
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if (!resp) {
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return false;
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209
swaybar/render.c
209
swaybar/render.c
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@ -18,10 +18,33 @@ static const int ws_horizontal_padding = 5;
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static const double ws_vertical_padding = 1.5;
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static const double border_width = 1;
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static uint32_t render_status_line_error(cairo_t *cairo,
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struct swaybar_config *config, const char *error,
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double *x, uint32_t width, uint32_t height) {
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if (!error) {
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return 0;
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}
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cairo_set_source_u32(cairo, 0xFF0000FF);
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static const int margin = 3;
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int text_width, text_height;
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get_text_size(cairo, config->font,
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&text_width, &text_height, 1, false, "%s", error);
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uint32_t ideal_height = text_height + ws_vertical_padding * 2;
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if (height < ideal_height) {
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return ideal_height;
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}
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*x -= text_width + margin;
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double text_y = height / 2.0 - text_height / 2.0;
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cairo_move_to(cairo, *x, (int)floor(text_y));
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pango_printf(cairo, config->font, 1, false, "%s", error);
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*x -= margin;
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return ideal_height;
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}
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static uint32_t render_status_line_text(cairo_t *cairo,
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struct swaybar_config *config, struct status_line *status,
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bool focused, uint32_t width, uint32_t height) {
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if (!status->text) {
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struct swaybar_config *config, const char *text,
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bool focused, double *x, uint32_t width, uint32_t height) {
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if (!text) {
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return 0;
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}
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cairo_set_source_u32(cairo, focused ?
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@ -29,38 +52,193 @@ static uint32_t render_status_line_text(cairo_t *cairo,
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static const int margin = 3;
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int text_width, text_height;
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get_text_size(cairo, config->font, &text_width, &text_height,
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1, config->pango_markup, "%s", status->text);
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1, config->pango_markup, "%s", text);
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uint32_t ideal_height = text_height + ws_vertical_padding * 2;
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if (height < ideal_height) {
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return ideal_height;
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}
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*x -= text_width + margin;
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double text_y = height / 2.0 - text_height / 2.0;
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cairo_move_to(cairo, width - text_width - margin, (int)floor(text_y));
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pango_printf(cairo, config->font, 1, config->pango_markup,
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"%s", status->text);
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cairo_move_to(cairo, *x, (int)floor(text_y));
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pango_printf(cairo, config->font, 1, config->pango_markup, "%s", text);
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*x -= margin;
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return ideal_height;
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}
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static void render_sharp_line(cairo_t *cairo, uint32_t color,
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double x, double y, double width, double height) {
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cairo_set_source_u32(cairo, color);
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if (width > 1 && height > 1) {
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cairo_rectangle(cairo, x, y, width, height);
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cairo_fill(cairo);
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} else {
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if (width == 1) {
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x += 0.5;
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height += y;
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width = x;
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}
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if (height == 1) {
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y += 0.5;
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width += x;
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height = y;
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}
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cairo_move_to(cairo, x, y);
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cairo_set_line_width(cairo, 1.0);
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cairo_line_to(cairo, width, height);
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cairo_stroke(cairo);
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}
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}
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static uint32_t render_status_block(cairo_t *cairo,
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struct swaybar_config *config, struct i3bar_block *block,
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double *x, uint32_t height, bool focused, bool edge) {
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static const int margin = 3;
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if (!block->full_text || !*block->full_text) {
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return 0;
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}
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int text_width, text_height;
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get_text_size(cairo, config->font, &text_width, &text_height,
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1, block->markup, "%s", block->full_text);
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int width = text_width;
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if (width < block->min_width) {
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width = block->min_width;
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}
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double block_width = width;
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uint32_t ideal_height = text_height + ws_vertical_padding * 2;
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if (height < ideal_height) {
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return ideal_height;
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}
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*x -= width;
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if (block->border && block->border_left > 0) {
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*x -= (block->border_left + margin);
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block_width += block->border_left + margin;
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}
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if (block->border && block->border_right > 0) {
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*x -= (block->border_right + margin);
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block_width += block->border_right + margin;
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}
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int sep_width;
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if (!edge) {
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if (config->sep_symbol) {
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int _height;
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get_text_size(cairo, config->font, &sep_width, &_height,
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1, false, "%s", config->sep_symbol);
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uint32_t _ideal_height = _height + ws_vertical_padding * 2;
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if (height < _ideal_height) {
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return _height;
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}
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if (sep_width > block->separator_block_width) {
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block->separator_block_width = sep_width + margin * 2;
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}
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}
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*x -= block->separator_block_width;
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} else {
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*x -= margin;
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}
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// TODO: Create hotspot here
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double pos = *x;
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if (block->background) {
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cairo_set_source_u32(cairo, block->background);
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cairo_rectangle(cairo, pos - 0.5, 1, block_width, height);
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cairo_fill(cairo);
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}
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if (block->border && block->border_top > 0) {
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render_sharp_line(cairo, block->border,
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pos - 0.5, 1, block_width, block->border_top);
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}
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if (block->border && block->border_bottom > 0) {
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render_sharp_line(cairo, block->border,
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pos - 0.5, height - 1 - block->border_bottom,
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block_width, block->border_bottom);
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}
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if (block->border != 0 && block->border_left > 0) {
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render_sharp_line(cairo, block->border,
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pos - 0.5, 1, block->border_left, height);
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pos += block->border_left + margin;
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}
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double offset = 0;
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if (strncmp(block->align, "left", 5) == 0) {
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offset = pos;
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} else if (strncmp(block->align, "right", 5) == 0) {
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offset = pos + width - text_width;
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} else if (strncmp(block->align, "center", 6) == 0) {
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offset = pos + (width - text_width) / 2;
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}
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cairo_move_to(cairo, offset, height / 2.0 - text_height / 2.0);
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uint32_t color = block->color ? *block->color : config->colors.statusline;
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cairo_set_source_u32(cairo, color);
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pango_printf(cairo, config->font, 1, block->markup, "%s", block->full_text);
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pos += width;
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if (block->border && block->border_right > 0) {
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pos += margin;
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render_sharp_line(cairo, block->border,
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pos - 0.5, 1, block->border_right, height);
|
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pos += block->border_right;
|
||||
}
|
||||
|
||||
if (!edge && block->separator) {
|
||||
if (focused) {
|
||||
cairo_set_source_u32(cairo, config->colors.focused_separator);
|
||||
} else {
|
||||
cairo_set_source_u32(cairo, config->colors.separator);
|
||||
}
|
||||
if (config->sep_symbol) {
|
||||
offset = pos + (block->separator_block_width - sep_width) / 2;
|
||||
cairo_move_to(cairo, offset, margin);
|
||||
pango_printf(cairo, config->font, 1, false,
|
||||
"%s", config->sep_symbol);
|
||||
} else {
|
||||
cairo_set_line_width(cairo, 1);
|
||||
cairo_move_to(cairo,
|
||||
pos + block->separator_block_width / 2, margin);
|
||||
cairo_line_to(cairo,
|
||||
pos + block->separator_block_width / 2, height - margin);
|
||||
cairo_stroke(cairo);
|
||||
}
|
||||
}
|
||||
return ideal_height;
|
||||
}
|
||||
|
||||
static uint32_t render_status_line_i3bar(cairo_t *cairo,
|
||||
struct swaybar_config *config, struct status_line *status,
|
||||
bool focused, uint32_t width, uint32_t height) {
|
||||
// TODO
|
||||
return 0;
|
||||
bool focused, double *x, uint32_t width, uint32_t height) {
|
||||
struct i3bar_block *block;
|
||||
uint32_t max_height = 0;
|
||||
bool edge = true;
|
||||
wl_list_for_each_reverse(block, &status->blocks, link) {
|
||||
uint32_t h = render_status_block(cairo, config,
|
||||
block, x, height, focused, edge);
|
||||
max_height = h > max_height ? h : max_height;
|
||||
edge = false;
|
||||
}
|
||||
return max_height;
|
||||
}
|
||||
|
||||
static uint32_t render_status_line(cairo_t *cairo,
|
||||
struct swaybar_config *config, struct status_line *status,
|
||||
bool focused, uint32_t width, uint32_t height) {
|
||||
bool focused, double *x, uint32_t width, uint32_t height) {
|
||||
switch (status->protocol) {
|
||||
case PROTOCOL_ERROR:
|
||||
return render_status_line_error(cairo,
|
||||
config, status->text, x, width, height);
|
||||
case PROTOCOL_TEXT:
|
||||
return render_status_line_text(cairo,
|
||||
config, status, focused, width, height);
|
||||
config, status->text, focused, x, width, height);
|
||||
case PROTOCOL_I3BAR:
|
||||
return render_status_line_i3bar(cairo,
|
||||
config, status, focused, width, height);
|
||||
default:
|
||||
config, status, focused, x, width, height);
|
||||
case PROTOCOL_UNDEF:
|
||||
return 0;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static uint32_t render_binding_mode_indicator(cairo_t *cairo,
|
||||
|
|
@ -211,9 +389,10 @@ static uint32_t render_to_cairo(cairo_t *cairo,
|
|||
cairo, config, config->mode, x, output->height);
|
||||
max_height = h > max_height ? h : max_height;
|
||||
}
|
||||
x = output->width;
|
||||
if (bar->status) {
|
||||
uint32_t h = render_status_line(cairo, config, bar->status,
|
||||
output->focused, output->width, output->height);
|
||||
output->focused, &x, output->width, output->height);
|
||||
max_height = h > max_height ? h : max_height;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -17,13 +17,13 @@ void status_error(struct status_line *status, const char *text) {
|
|||
status->text = text;
|
||||
}
|
||||
|
||||
bool handle_status_readable(struct status_line *status) {
|
||||
bool status_handle_readable(struct status_line *status) {
|
||||
char *line;
|
||||
switch (status->protocol) {
|
||||
case PROTOCOL_ERROR:
|
||||
return false;
|
||||
case PROTOCOL_I3BAR:
|
||||
if (i3bar_readable(status) > 0) {
|
||||
if (i3bar_handle_readable(status) > 0) {
|
||||
return true;
|
||||
}
|
||||
break;
|
||||
|
|
@ -66,6 +66,7 @@ bool handle_status_readable(struct status_line *status) {
|
|||
|
||||
status->protocol = PROTOCOL_I3BAR;
|
||||
free(status->text_state.buffer);
|
||||
wl_list_init(&status->blocks);
|
||||
status->i3bar_state.buffer_size = 4096;
|
||||
status->i3bar_state.buffer =
|
||||
malloc(status->i3bar_state.buffer_size);
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue