357 lines
11 KiB
C++
357 lines
11 KiB
C++
#pragma once
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#include "drawtypes/iconset.hpp"
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#include "drawtypes/label.hpp"
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#include "modules/meta.hpp"
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#include "utils/bspwm.hpp"
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LEMONBUDDY_NS
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namespace modules {
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enum class bspwm_flag {
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WORKSPACE_NONE,
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WORKSPACE_ACTIVE,
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WORKSPACE_URGENT,
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WORKSPACE_EMPTY,
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WORKSPACE_OCCUPIED,
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WORKSPACE_DIMMED, // used when the monitor is out of focus
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MODE_NONE,
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MODE_LAYOUT_MONOCLE,
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MODE_LAYOUT_TILED,
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MODE_STATE_FULLSCREEN,
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MODE_STATE_FLOATING,
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MODE_NODE_LOCKED,
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MODE_NODE_STICKY,
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MODE_NODE_PRIVATE
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};
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struct bspwm_workspace {
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bspwm_flag flag;
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label_t label;
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bspwm_workspace(bspwm_flag flag, label_t&& label)
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: flag(flag), label(forward<decltype(label)>(label)) {}
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operator bool() {
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return label && *label;
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}
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};
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using bspwm_workspace_t = unique_ptr<bspwm_workspace>;
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class bspwm_module : public event_module<bspwm_module> {
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public:
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using event_module::event_module;
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~bspwm_module() {
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if (m_subscriber)
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m_subscriber->disconnect();
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}
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void setup() {
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// Load configuration values {{{
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m_monitor = m_bar.monitor->name;
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m_log.trace("%s: Primary monitor '%s'", name(), m_monitor);
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// }}}
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// Add formats and create components {{{
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m_formatter->add(DEFAULT_FORMAT, TAG_LABEL_STATE, {TAG_LABEL_STATE}, {TAG_LABEL_MODE});
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if (m_formatter->has(TAG_LABEL_STATE)) {
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m_statelabels.insert(make_pair(bspwm_flag::WORKSPACE_ACTIVE,
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get_optional_config_label(m_conf, name(), "label-active", DEFAULT_WS_LABEL)));
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m_statelabels.insert(make_pair(bspwm_flag::WORKSPACE_OCCUPIED,
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get_optional_config_label(m_conf, name(), "label-occupied", DEFAULT_WS_LABEL)));
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m_statelabels.insert(make_pair(bspwm_flag::WORKSPACE_URGENT,
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get_optional_config_label(m_conf, name(), "label-urgent", DEFAULT_WS_LABEL)));
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m_statelabels.insert(make_pair(bspwm_flag::WORKSPACE_EMPTY,
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get_optional_config_label(m_conf, name(), "label-empty", DEFAULT_WS_LABEL)));
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m_statelabels.insert(make_pair(bspwm_flag::WORKSPACE_DIMMED,
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get_optional_config_label(m_conf, name(), "label-dimmed")));
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}
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if (m_formatter->has(TAG_LABEL_MODE)) {
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m_modelabels.insert(make_pair(bspwm_flag::MODE_LAYOUT_MONOCLE,
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get_optional_config_label(m_conf, name(), "label-monocle")));
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m_modelabels.insert(make_pair(bspwm_flag::MODE_LAYOUT_TILED,
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get_optional_config_label(m_conf, name(), "label-tiled")));
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m_modelabels.insert(make_pair(bspwm_flag::MODE_STATE_FULLSCREEN,
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get_optional_config_label(m_conf, name(), "label-fullscreen")));
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m_modelabels.insert(make_pair(bspwm_flag::MODE_STATE_FLOATING,
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get_optional_config_label(m_conf, name(), "label-floating")));
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m_modelabels.insert(make_pair(bspwm_flag::MODE_NODE_LOCKED,
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get_optional_config_label(m_conf, name(), "label-locked")));
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m_modelabels.insert(make_pair(bspwm_flag::MODE_NODE_STICKY,
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get_optional_config_label(m_conf, name(), "label-sticky")));
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m_modelabels.insert(make_pair(bspwm_flag::MODE_NODE_PRIVATE,
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get_optional_config_label(m_conf, name(), "label-private")));
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}
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m_icons = iconset_t{new iconset()};
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m_icons->add(
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DEFAULT_WS_ICON, icon_t{new icon(m_conf.get<string>(name(), DEFAULT_WS_ICON, ""))});
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for (auto workspace : m_conf.get_list<string>(name(), "workspace_icon", {})) {
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auto vec = string_util::split(workspace, ';');
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if (vec.size() == 2) {
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m_icons->add(vec[0], icon_t{new icon{vec[1]}});
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}
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}
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// }}}
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// Create ipc subscriber {{{
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m_subscriber = bspwm_util::make_subscriber();
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// }}}
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}
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bool has_event() {
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if (m_subscriber->poll(POLLHUP, 0)) {
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m_log.warn("%s: Reconnecting to socket...", name());
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m_subscriber = bspwm_util::make_subscriber();
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}
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ssize_t bytes = 0;
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m_subscriber->receive(1, bytes, MSG_PEEK);
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return bytes > 0;
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}
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bool update() {
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ssize_t bytes = 0;
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string data = m_subscriber->receive(BUFSIZ - 1, bytes, 0);
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if (bytes == 0)
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return false;
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data = string_util::strip_trailing_newline(data);
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unsigned long pos;
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while ((pos = data.find("\n")) != string::npos) data.erase(pos);
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if (data.empty())
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return false;
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const auto prefix = string{BSPWM_STATUS_PREFIX};
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// If there were more than 1 row available in the channel
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// we'll strip out the old updates
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if ((pos = data.find_last_of(prefix)) > 0)
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data = data.substr(pos);
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if (data.compare(0, prefix.length(), prefix) != 0) {
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m_log.err("%s: Unknown status '%s'", name(), data);
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return false;
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}
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unsigned long hash;
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if ((hash = string_util::hash(data)) == m_hash)
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return false;
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m_hash = hash;
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// Extract the string for the defined monitor
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const auto needle_active = ":M" + m_monitor + ":";
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const auto needle_inactive = ":m" + m_monitor + ":";
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if ((pos = data.find(prefix)) != std::string::npos)
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data = data.replace(pos, prefix.length(), ":");
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if ((pos = data.find(needle_active)) != std::string::npos)
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data.erase(0, pos + 1);
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if ((pos = data.find(needle_inactive)) != std::string::npos)
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data.erase(0, pos + 1);
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if ((pos = data.find(":m", 1)) != std::string::npos)
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data.erase(pos);
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if ((pos = data.find(":M", 1)) != std::string::npos)
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data.erase(pos);
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m_modes.clear();
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m_workspaces.clear();
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bool monitor_focused = true;
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int workspace_n = 0;
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for (auto&& tag : string_util::split(data, ':')) {
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if (tag.empty())
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continue;
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auto value = tag.size() > 0 ? tag.substr(1) : "";
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auto workspace_flag = bspwm_flag::WORKSPACE_NONE;
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auto mode_flag = bspwm_flag::MODE_NONE;
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switch (tag[0]) {
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case 'm':
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monitor_focused = false;
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break;
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case 'M':
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monitor_focused = true;
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break;
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case 'F':
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workspace_flag = bspwm_flag::WORKSPACE_ACTIVE;
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break;
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case 'O':
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workspace_flag = bspwm_flag::WORKSPACE_ACTIVE;
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break;
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case 'o':
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workspace_flag = bspwm_flag::WORKSPACE_OCCUPIED;
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break;
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case 'U':
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workspace_flag = bspwm_flag::WORKSPACE_URGENT;
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break;
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case 'u':
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workspace_flag = bspwm_flag::WORKSPACE_URGENT;
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break;
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case 'f':
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workspace_flag = bspwm_flag::WORKSPACE_EMPTY;
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break;
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case 'L':
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switch (value[0]) {
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case 0:
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break;
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case 'M':
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mode_flag = bspwm_flag::MODE_LAYOUT_MONOCLE;
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break;
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case 'T':
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mode_flag = bspwm_flag::MODE_LAYOUT_TILED;
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break;
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default:
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m_log.warn("%s: Undefined L => '%s'", name(), value);
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}
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break;
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case 'T':
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switch (value[0]) {
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case 0:
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break;
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case 'T':
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break;
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case '=':
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mode_flag = bspwm_flag::MODE_STATE_FULLSCREEN;
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break;
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case 'F':
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mode_flag = bspwm_flag::MODE_STATE_FLOATING;
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break;
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default:
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m_log.warn("%s: Undefined T => '%s'", name(), value);
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}
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break;
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case 'G':
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for (int i = 0; i < (int)value.length(); i++) {
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switch (value[i]) {
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case 0:
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break;
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case 'L':
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mode_flag = bspwm_flag::MODE_NODE_LOCKED;
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break;
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case 'S':
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mode_flag = bspwm_flag::MODE_NODE_STICKY;
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break;
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case 'P':
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mode_flag = bspwm_flag::MODE_NODE_PRIVATE;
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break;
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default:
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m_log.warn("%s: Undefined G => '%s'", name(), value.substr(i, 1));
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}
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if (mode_flag != bspwm_flag::MODE_NONE && !m_modelabels.empty())
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m_modes.emplace_back(m_modelabels.find(mode_flag)->second->clone());
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}
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continue;
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default:
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m_log.warn("%s: Undefined tag => '%s'", name(), tag.substr(0, 1));
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}
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if (workspace_flag != bspwm_flag::WORKSPACE_NONE && m_formatter->has(TAG_LABEL_STATE)) {
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auto icon = m_icons->get(value, DEFAULT_WS_ICON);
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auto label = m_statelabels.find(workspace_flag)->second->clone();
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if (!monitor_focused)
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label->replace_defined_values(m_statelabels.find(bspwm_flag::WORKSPACE_DIMMED)->second);
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label->replace_token("%name%", value);
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label->replace_token("%icon%", icon->m_text);
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label->replace_token("%index%", to_string(++workspace_n));
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m_workspaces.emplace_back(make_unique<bspwm_workspace>(workspace_flag, std::move(label)));
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}
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if (mode_flag != bspwm_flag::MODE_NONE && !m_modelabels.empty())
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m_modes.emplace_back(m_modelabels.find(mode_flag)->second->clone());
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}
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if (!monitor_focused)
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m_modes.clear();
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return true;
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}
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bool build(builder* builder, string tag) {
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if (tag != TAG_LABEL_STATE)
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return false;
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int workspace_n = 0;
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for (auto&& ws : m_workspaces) {
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if (!ws.get()->label->m_text.empty())
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builder->cmd(mousebtn::LEFT, string(EVENT_CLICK) + to_string(++workspace_n));
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builder->node(ws.get()->label);
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if (ws->flag == bspwm_flag::WORKSPACE_ACTIVE && m_formatter->has(TAG_LABEL_MODE)) {
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for (auto&& mode : m_modes) builder->node(mode);
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}
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if (!ws.get()->label->m_text.empty())
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builder->cmd_close(true);
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}
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return true;
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}
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bool handle_event(string cmd) {
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if (cmd.find(EVENT_CLICK) == string::npos || cmd.length() <= strlen(EVENT_CLICK))
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return false;
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try {
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auto ipc = bspwm_util::make_connection();
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auto payload = bspwm_util::make_payload("desktop -f "+ m_monitor +":^"+ cmd.substr(strlen(EVENT_CLICK)));
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m_log.info("%s: Sending desktop focus command to ipc handler", name());
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ipc->send(payload->data, payload->len, 0);
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ipc->disconnect();
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} catch (const system_error& err) {
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m_log.err("%s: %s", name(), err.what());
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}
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return true;
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}
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bool receive_events() const {
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return true;
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}
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private:
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static constexpr auto DEFAULT_WS_ICON = "workspace_icon-default";
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static constexpr auto DEFAULT_WS_LABEL = "%icon% %name%";
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static constexpr auto TAG_LABEL_STATE = "<label-state>";
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static constexpr auto TAG_LABEL_MODE = "<label-mode>";
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static constexpr auto EVENT_CLICK = "bwm";
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bspwm_util::connection_t m_subscriber;
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map<bspwm_flag, label_t> m_modelabels;
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map<bspwm_flag, label_t> m_statelabels;
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vector<bspwm_workspace_t> m_workspaces;
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vector<label_t> m_modes;
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iconset_t m_icons;
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string m_monitor;
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unsigned long m_hash;
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};
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}
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LEMONBUDDY_NS_END
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