866 lines
27 KiB
C++
866 lines
27 KiB
C++
#pragma once
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#include <xcb/xcb_icccm.h>
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#include <mutex>
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#include "common.hpp"
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#include "components/config.hpp"
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#include "components/logger.hpp"
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#include "components/parser.hpp"
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#include "components/types.hpp"
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#include "components/x11/connection.hpp"
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#include "components/x11/draw.hpp"
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#include "components/x11/fontmanager.hpp"
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#include "components/x11/randr.hpp"
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#include "components/x11/tray.hpp"
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#include "components/x11/types.hpp"
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#include "components/x11/window.hpp"
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#include "components/x11/xlib.hpp"
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#include "components/x11/xutils.hpp"
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#include "utils/math.hpp"
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#include "utils/string.hpp"
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#include "utils/threading.hpp"
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LEMONBUDDY_NS
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namespace bar_signals {
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delegate::Signal1<string> action_click;
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};
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class bar : public xpp::event::sink<evt::button_press> {
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public:
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/**
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* Construct bar
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*/
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explicit bar(connection& conn, const config& config, const logger& logger,
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unique_ptr<fontmanager> fontmanager)
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: m_connection(conn)
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, m_conf(config)
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, m_log(logger)
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, m_fontmanager(forward<decltype(fontmanager)>(fontmanager)) {}
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/**
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* Cleanup signal handlers and destroy the bar window
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*/
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~bar() {
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std::lock_guard<threading_util::spin_lock> lck(m_lock);
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parser_signals::alignment_change.disconnect(this, &bar::on_alignment_change);
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parser_signals::attribute_set.disconnect(this, &bar::on_attribute_set);
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parser_signals::attribute_unset.disconnect(this, &bar::on_attribute_unset);
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parser_signals::attribute_toggle.disconnect(this, &bar::on_attribute_toggle);
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parser_signals::action_block_open.disconnect(this, &bar::on_action_block_open);
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parser_signals::action_block_close.disconnect(this, &bar::on_action_block_close);
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parser_signals::color_change.disconnect(this, &bar::on_color_change);
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parser_signals::font_change.disconnect(this, &bar::on_font_change);
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parser_signals::pixel_offset.disconnect(this, &bar::on_pixel_offset);
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parser_signals::ascii_text_write.disconnect(this, &bar::draw_character);
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parser_signals::unicode_text_write.disconnect(this, &bar::draw_character);
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if (m_tray.align != alignment::NONE)
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tray_signals::report_slotcount.disconnect(this, &bar::on_tray_report);
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if (m_sinkattached)
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m_connection.detach_sink(this, 1);
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m_window.destroy();
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}
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/**
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* Configure injection module
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*/
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template <typename T = unique_ptr<bar>>
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static di::injector<T> configure() {
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// clang-format off
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return di::make_injector(
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connection::configure(),
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config::configure(),
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logger::configure(),
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fontmanager::configure());
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// clang-format on
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}
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/**
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* Create required components
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*
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* This is done outside the constructor due to boost::di noexcept
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*/
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void bootstrap(bool nodraw = false) { //{{{
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m_screen = m_connection.screen();
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m_visual = m_connection.visual_type(m_screen, 32).get();
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auto monitors = randr_util::get_monitors(m_connection, m_connection.screen()->root);
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auto bs = m_conf.bar_section();
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// Look for the defined monitor {{{
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if (monitors.empty())
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throw application_error("No monitors found");
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auto monitor_name = m_conf.get<std::string>(bs, "monitor", "");
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if (monitor_name.empty())
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monitor_name = monitors[0]->name;
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for (auto&& monitor : monitors) {
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if (monitor_name.compare(monitor->name) == 0) {
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m_bar.monitor = std::move(monitor);
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break;
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}
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}
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if (m_bar.monitor)
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m_log.trace("bar: Found matching monitor %s (%ix%i+%i+%i)", m_bar.monitor->name,
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m_bar.monitor->w, m_bar.monitor->h, m_bar.monitor->x, m_bar.monitor->y);
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else
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throw application_error("Could not find monitor: " + monitor_name);
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// }}}
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// Set bar colors {{{
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m_bar.background = color::parse(m_conf.get<string>(bs, "background", m_bar.background.hex()));
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m_bar.foreground = color::parse(m_conf.get<string>(bs, "foreground", m_bar.foreground.hex()));
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m_bar.linecolor = color::parse(m_conf.get<string>(bs, "linecolor", m_bar.linecolor.hex()));
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// }}}
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// Set border values {{{
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auto bsize = m_conf.get<int>(bs, "border-size", 0);
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auto bcolor = m_conf.get<string>(bs, "border-color", "");
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m_borders.emplace(border::TOP, border_settings{});
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m_borders[border::TOP].size = m_conf.get<int>(bs, "border-top", bsize);
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m_borders[border::TOP].color = color::parse(m_conf.get<string>(bs, "border-top-color", bcolor));
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m_borders.emplace(border::BOTTOM, border_settings{});
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m_borders[border::BOTTOM].size = m_conf.get<int>(bs, "border-bottom", bsize);
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m_borders[border::BOTTOM].color =
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color::parse(m_conf.get<string>(bs, "border-bottom-color", bcolor));
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m_borders.emplace(border::LEFT, border_settings{});
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m_borders[border::LEFT].size = m_conf.get<int>(bs, "border-left", bsize);
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m_borders[border::LEFT].color =
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color::parse(m_conf.get<string>(bs, "border-left-color", bcolor));
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m_borders.emplace(border::RIGHT, border_settings{});
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m_borders[border::RIGHT].size = m_conf.get<int>(bs, "border-right", bsize);
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m_borders[border::RIGHT].color =
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color::parse(m_conf.get<string>(bs, "border-right-color", bcolor));
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// }}}
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// Set size and position {{{
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m_bar.dock = m_conf.get<decltype(m_bar.dock)>(bs, "dock", true);
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m_bar.bottom = m_conf.get<decltype(m_bar.bottom)>(bs, "bottom", false);
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m_bar.lineheight = m_conf.get<decltype(m_bar.lineheight)>(bs, "lineheight", 0);
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m_bar.offset_x = m_conf.get<decltype(m_bar.offset_x)>(bs, "offset_x", 0);
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m_bar.offset_y = m_conf.get<decltype(m_bar.offset_y)>(bs, "offset_y", 0);
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m_bar.padding_left = m_conf.get<decltype(m_bar.padding_left)>(bs, "padding_left", 0);
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m_bar.padding_right = m_conf.get<decltype(m_bar.padding_right)>(bs, "padding_right", 0);
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m_bar.module_margin_left =
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m_conf.get<decltype(m_bar.module_margin_left)>(bs, "module_margin_left", 0);
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m_bar.module_margin_right =
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m_conf.get<decltype(m_bar.module_margin_right)>(bs, "module_margin_right", 0);
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auto w = m_conf.get<string>(bs, "width", "100%");
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auto h = m_conf.get<string>(bs, "height", "24");
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m_bar.width = std::atoi(w.c_str());
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if (w.find("%") != string::npos)
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m_bar.width = m_bar.monitor->w * (m_bar.width / 100.0) + 0.5f;
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m_bar.height = std::atoi(h.c_str());
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if (h.find("%") != string::npos)
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m_bar.height = m_bar.monitor->h * (m_bar.height / 100.0) + 0.5f;
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// apply offsets
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m_bar.width -= m_bar.offset_x * 2;
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m_bar.x = m_bar.offset_x + m_bar.monitor->x;
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m_bar.y = m_bar.offset_y + m_bar.monitor->y;
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// apply borders
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m_bar.height += m_borders[border::TOP].size;
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m_bar.height += m_borders[border::BOTTOM].size;
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if (m_bar.bottom)
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m_bar.y = m_bar.monitor->y + m_bar.monitor->h - m_bar.height - m_bar.offset_y;
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if (m_bar.width <= 0 || m_bar.width > m_bar.monitor->w)
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throw application_error("Resulting bar width is out of bounds");
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if (m_bar.height <= 0 || m_bar.height > m_bar.monitor->h)
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throw application_error("Resulting bar height is out of bounds");
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m_bar.width = math_util::cap<int>(m_bar.width, 0, m_bar.monitor->w);
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m_bar.height = math_util::cap<int>(m_bar.height, 0, m_bar.monitor->h);
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m_bar.vertical_mid =
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(m_bar.height + m_borders[border::TOP].size - m_borders[border::BOTTOM].size) / 2;
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m_log.trace("bar: Resulting bar geom %ix%i+%i+%i", m_bar.width, m_bar.height, m_bar.x, m_bar.y);
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// }}}
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// Set the WM_NAME value {{{
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m_bar.wmname = "lemonbuddy-" + bs.substr(4) + "_" + m_bar.monitor->name;
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m_bar.wmname = m_conf.get<string>(bs, "wm_name", m_bar.wmname);
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m_bar.wmname = string_util::replace(m_bar.wmname, " ", "-");
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// }}}
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// Set misc parameters {{{
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m_bar.separator = string_util::trim(m_conf.get<string>(bs, "separator", ""), '"');
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// }}}
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// Checking nodraw {{{
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if (nodraw) {
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m_log.trace("bar: Abort bootstrap routine (reason: nodraw)");
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return;
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}
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// }}}
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// Setup graphic components and create the window {{{
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m_log.trace("bar: Create colormap");
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{
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m_connection.create_colormap_checked(
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XCB_COLORMAP_ALLOC_NONE, m_colormap, m_screen->root, m_visual->visual_id);
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}
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m_log.trace("bar: Create window %s", m_connection.id(m_window));
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{
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uint32_t mask = 0;
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xcb_params_cw_t params;
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// clang-format off
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XCB_AUX_ADD_PARAM(&mask, ¶ms, back_pixel, m_bar.background.value());
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XCB_AUX_ADD_PARAM(&mask, ¶ms, border_pixel, m_bar.background.value());
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XCB_AUX_ADD_PARAM(&mask, ¶ms, colormap, m_colormap);
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XCB_AUX_ADD_PARAM(&mask, ¶ms, override_redirect, m_bar.dock);
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XCB_AUX_ADD_PARAM(&mask, ¶ms, event_mask, XCB_EVENT_MASK_EXPOSURE | XCB_EVENT_MASK_BUTTON_PRESS);
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// clang-format on
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m_window.create_checked(m_bar.x, m_bar.y, m_bar.width, m_bar.height, mask, ¶ms);
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m_window.map_checked();
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}
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m_log.trace("bar: Set WM_NAME");
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{
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xcb_icccm_set_wm_name(
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m_connection, m_window, XCB_ATOM_STRING, 8, m_bar.wmname.length(), m_bar.wmname.c_str());
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xcb_icccm_set_wm_class(m_connection, m_window, 21, "lemonbuddy\0Lemonbuddy");
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}
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m_log.trace("bar: Set _NET_WM_WINDOW_TYPE");
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{
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xcb_atom_t win_types[2] = {_NET_WM_WINDOW_TYPE_DOCK, _NET_WM_WINDOW_TYPE_NORMAL};
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m_connection.change_property_checked(
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XCB_PROP_MODE_REPLACE, m_window, _NET_WM_WINDOW_TYPE, XCB_ATOM_ATOM, 32, 2, &win_types);
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}
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m_log.trace("bar: Set _NET_WM_STATE");
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{
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xcb_atom_t win_states[2] = {_NET_WM_STATE_STICKY, _NET_WM_STATE_SKIP_TASKBAR};
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m_connection.change_property_checked(
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XCB_PROP_MODE_REPLACE, m_window, _NET_WM_STATE, XCB_ATOM_ATOM, 32, 2, &win_states);
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}
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m_log.trace("bar: Set _NET_WM_PID");
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{
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int pid = getpid();
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m_connection.change_property_checked(
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XCB_PROP_MODE_REPLACE, m_window, _NET_WM_PID, XCB_ATOM_CARDINAL, 32, 1, &pid);
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}
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m_log.trace("bar: Create pixmap");
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{
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m_connection.create_pixmap_checked(
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m_visual->visual_id == m_screen->root_visual ? XCB_COPY_FROM_PARENT : 32, m_pixmap,
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m_window, m_bar.width, m_bar.height);
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}
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// }}}
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// Create graphic contexts {{{
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// XCB_GC_LINE_WIDTH
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// XCB_GC_LINE_STYLE
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// -- XCB_LINE_STYLE_SOLID
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// xcb_poly_line (connection, XCB_COORD_MODE_PREVIOUS, window, foreground, 4, polyline);
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// xcb_poly_line(conn, XCB_COORD_MODE_ORIGIN, drawable, gc, 2, (xcb_point_t[]) { {10, 10}, {100,
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// 10} });
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m_log.trace("bar: Create graphic contexts");
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{
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// clang-format off
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vector<uint32_t> colors {
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m_bar.background.value(),
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m_bar.foreground.value(),
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m_bar.linecolor.value(),
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m_bar.linecolor.value(),
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m_borders[border::TOP].color.value(),
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m_borders[border::BOTTOM].color.value(),
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m_borders[border::LEFT].color.value(),
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m_borders[border::RIGHT].color.value(),
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};
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// clang-format on
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for (int i = 1; i <= 8; i++) {
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uint32_t mask = 0;
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uint32_t value_list[32];
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xcb_params_gc_t params;
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XCB_AUX_ADD_PARAM(&mask, ¶ms, foreground, colors[i - 1]);
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XCB_AUX_ADD_PARAM(&mask, ¶ms, graphics_exposures, 0);
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xutils::pack_values(mask, ¶ms, value_list);
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m_gcontexts.emplace(gc(i), gcontext{m_connection, m_connection.generate_id()});
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m_connection.create_gc_checked(m_gcontexts.at(gc(i)), m_pixmap, mask, &value_list);
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}
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}
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// }}}
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// Load fonts {{{
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auto fonts_loaded = false;
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auto fontindex = 0;
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auto fonts = m_conf.get_list<string>(bs, "font");
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for (auto f : fonts) {
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fontindex++;
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vector<string> fd = string_util::split(f, ';');
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string pattern{fd[0]};
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int offset{0};
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if (fd.size() > 1)
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offset = std::stoi(fd[1], 0, 10);
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if (m_fontmanager->load(pattern, fontindex, offset))
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fonts_loaded = true;
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else
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m_log.warn("Unable to load font '%s'", fd[0]);
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}
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if (!fonts_loaded) {
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m_log.warn("Loading fallback font");
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if (!m_fontmanager->load("fixed"))
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throw application_error("Unable to load fonts");
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}
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m_fontmanager->allocate_color(m_bar.foreground);
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// }}}
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// Set tray settings {{{
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try {
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auto tray_position = m_conf.get<string>(bs, "tray-position");
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if (tray_position == "left")
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m_tray.align = alignment::LEFT;
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else if (tray_position == "right")
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m_tray.align = alignment::RIGHT;
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else
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m_tray.align = alignment::NONE;
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} catch (const key_error& err) {
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m_tray.align = alignment::NONE;
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}
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if (m_tray.align != alignment::NONE) {
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m_tray.background = m_bar.background.value();
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m_tray.height = m_bar.height;
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m_tray.height -= m_borders.at(border::BOTTOM).size;
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m_tray.height -= m_borders.at(border::TOP).size;
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if (m_tray.height % 2 != 0) {
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m_tray.height--;
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}
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if (m_tray.height > 24) {
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m_tray.spacing = (m_tray.height - 24) / 2;
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m_tray.height = 24;
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}
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m_tray.width = m_tray.height;
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m_tray.orig_y = m_bar.y + m_borders.at(border::TOP).size;
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if (m_tray.align == alignment::RIGHT)
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m_tray.orig_x = m_bar.x + m_bar.width - m_borders.at(border::RIGHT).size;
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else
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m_tray.orig_x = m_bar.x + m_borders.at(border::LEFT).size;
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}
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// }}}
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// Connect signal handlers {{{
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parser_signals::alignment_change.connect(this, &bar::on_alignment_change);
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parser_signals::attribute_set.connect(this, &bar::on_attribute_set);
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parser_signals::attribute_unset.connect(this, &bar::on_attribute_unset);
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parser_signals::attribute_toggle.connect(this, &bar::on_attribute_toggle);
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parser_signals::action_block_open.connect(this, &bar::on_action_block_open);
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parser_signals::action_block_close.connect(this, &bar::on_action_block_close);
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parser_signals::color_change.connect(this, &bar::on_color_change);
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parser_signals::font_change.connect(this, &bar::on_font_change);
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parser_signals::pixel_offset.connect(this, &bar::on_pixel_offset);
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parser_signals::ascii_text_write.connect(this, &bar::draw_character);
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parser_signals::unicode_text_write.connect(this, &bar::draw_character);
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if (m_tray.align != alignment::NONE)
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tray_signals::report_slotcount.connect(this, &bar::on_tray_report);
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// }}}
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m_connection.attach_sink(this, 1);
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m_sinkattached = true;
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m_connection.flush();
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} //}}}
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/**
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* Parse input string and redraw the bar window
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*
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* @param data Input string
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* @param force Unless true, do not parse unchanged data
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*/
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void parse(string data, bool force = false) { //{{{
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std::lock_guard<threading_util::spin_lock> lck(m_lock);
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{
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if (data == m_prevdata && !force)
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return;
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m_prevdata = data;
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// TODO: move to fontmanager
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m_xftdraw = XftDrawCreate(xlib::get_display(), m_pixmap, xlib::get_visual(), m_colormap);
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m_bar.align = alignment::LEFT;
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m_xpos = m_borders[border::LEFT].size;
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m_attributes = 0;
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m_actions.clear();
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draw_background();
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if (m_tray.align == alignment::LEFT && m_tray.slots)
|
|
m_xpos += ((m_tray.width + m_tray.spacing) * m_tray.slots) + m_tray.spacing;
|
|
|
|
try {
|
|
parser parser(m_bar);
|
|
parser(data);
|
|
} catch (const unrecognized_token& err) {
|
|
m_log.err("Unrecognized syntax token '%s'", err.what());
|
|
}
|
|
|
|
if (m_tray.align == alignment::RIGHT && m_tray.slots)
|
|
draw_shift(m_xpos, ((m_tray.width + m_tray.spacing) * m_tray.slots) + m_tray.spacing);
|
|
|
|
draw_border(border::ALL);
|
|
|
|
flush();
|
|
|
|
XftDrawDestroy(m_xftdraw);
|
|
}
|
|
} //}}}
|
|
|
|
/**
|
|
* Copy the contents of the pixmap's onto the bar window
|
|
*/
|
|
void flush() { //{{{
|
|
m_connection.copy_area(
|
|
m_pixmap, m_window, m_gcontexts.at(gc::FG), 0, 0, 0, 0, m_bar.width, m_bar.height);
|
|
m_connection.copy_area(
|
|
m_pixmap, m_window, m_gcontexts.at(gc::BT), 0, 0, 0, 0, m_bar.width, m_bar.height);
|
|
m_connection.copy_area(
|
|
m_pixmap, m_window, m_gcontexts.at(gc::BB), 0, 0, 0, 0, m_bar.width, m_bar.height);
|
|
m_connection.copy_area(
|
|
m_pixmap, m_window, m_gcontexts.at(gc::BL), 0, 0, 0, 0, m_bar.width, m_bar.height);
|
|
m_connection.copy_area(
|
|
m_pixmap, m_window, m_gcontexts.at(gc::BR), 0, 0, 0, 0, m_bar.width, m_bar.height);
|
|
|
|
for (auto&& action : m_actions) {
|
|
if (action.active) {
|
|
m_log.warn("Action block not closed");
|
|
m_log.warn("action.command = %s", action.command);
|
|
} else {
|
|
m_log.trace("bar: Action details");
|
|
m_log.trace("action.command = %s", action.command);
|
|
m_log.trace("action.mousebtn = %i", static_cast<int>(action.mousebtn));
|
|
m_log.trace("action.start_x = %i", action.start_x);
|
|
m_log.trace("action.end_x = %i", action.end_x);
|
|
}
|
|
}
|
|
} //}}}
|
|
|
|
/**
|
|
* Get the bar settings container
|
|
*/
|
|
const bar_settings settings() const { // {{{
|
|
return m_bar;
|
|
} // }}}
|
|
|
|
/**
|
|
* Get the tray settings container
|
|
*/
|
|
const tray_settings tray() const { // {{{
|
|
return m_tray;
|
|
} // }}}
|
|
|
|
/**
|
|
* Mouse button event handler
|
|
*/
|
|
void handle(const evt::button_press& evt) { // {{{
|
|
std::lock_guard<threading_util::spin_lock> lck(m_lock);
|
|
{
|
|
m_log.trace("bar: Received button press event: %i at pos(%i, %i)",
|
|
static_cast<int>(evt->detail), evt->event_x, evt->event_y);
|
|
|
|
mousebtn button = static_cast<mousebtn>(evt->detail);
|
|
|
|
for (auto&& action : m_actions) {
|
|
if (action.active) {
|
|
m_log.trace("bar: Ignoring action: unclosed)");
|
|
continue;
|
|
} else if (action.mousebtn != button) {
|
|
m_log.trace("bar: Ignoring action: button mismatch");
|
|
continue;
|
|
} else if (action.start_x > evt->event_x) {
|
|
m_log.trace(
|
|
"bar: Ignoring action: start_x(%i) > event_x(%i)", action.start_x, evt->event_x);
|
|
continue;
|
|
} else if (action.end_x < evt->event_x) {
|
|
m_log.trace("bar: Ignoring action: end_x(%i) < event_x(%i)", action.end_x, evt->event_x);
|
|
continue;
|
|
}
|
|
|
|
m_log.info("Found matching input area");
|
|
m_log.trace("action.command = %s", action.command);
|
|
m_log.trace("action.mousebtn = %i", static_cast<int>(action.mousebtn));
|
|
m_log.trace("action.start_x = %i", action.start_x);
|
|
m_log.trace("action.end_x = %i", action.end_x);
|
|
|
|
if (!bar_signals::action_click.empty())
|
|
bar_signals::action_click.emit(action.command);
|
|
else
|
|
m_log.warn("No signal handler's connected to 'action_click'");
|
|
|
|
return;
|
|
}
|
|
|
|
m_log.warn("No matching input area found");
|
|
}
|
|
} // }}}
|
|
|
|
protected:
|
|
/**
|
|
* Handle alignment update
|
|
*/
|
|
void on_alignment_change(alignment align) { //{{{
|
|
if (align == m_bar.align)
|
|
return;
|
|
m_log.trace("bar: alignment_change(%i)", static_cast<int>(align));
|
|
m_bar.align = align;
|
|
|
|
if (align == alignment::LEFT) {
|
|
m_xpos = m_borders[border::LEFT].size;
|
|
} else if (align == alignment::RIGHT) {
|
|
m_xpos = m_borders[border::RIGHT].size;
|
|
} else {
|
|
m_xpos = 0;
|
|
}
|
|
} //}}}
|
|
|
|
/**
|
|
* Handle attribute on state
|
|
*/
|
|
void on_attribute_set(attribute attr) { //{{{
|
|
int val{static_cast<int>(attr)};
|
|
if ((m_attributes & val) != 0)
|
|
return;
|
|
m_log.trace("bar: attribute_set(%i)", val);
|
|
m_attributes |= val;
|
|
} //}}}
|
|
|
|
/**
|
|
* Handle attribute off state
|
|
*/
|
|
void on_attribute_unset(attribute attr) { //{{{
|
|
int val{static_cast<int>(attr)};
|
|
if ((m_attributes & val) == 0)
|
|
return;
|
|
m_log.trace("bar: attribute_unset(%i)", val);
|
|
m_attributes ^= val;
|
|
} //}}}
|
|
|
|
/**
|
|
* Handle attribute toggle state
|
|
*/
|
|
void on_attribute_toggle(attribute attr) { //{{{
|
|
int val{static_cast<int>(attr)};
|
|
m_log.trace("bar: attribute_toggle(%i)", val);
|
|
m_attributes ^= val;
|
|
} //}}}
|
|
|
|
/**
|
|
* Handle action block start
|
|
*/
|
|
void on_action_block_open(mousebtn btn, string cmd) { //{{{
|
|
if (btn == mousebtn::NONE)
|
|
btn = mousebtn::LEFT;
|
|
m_log.trace("bar: action_block_open(%i, %s)", static_cast<int>(btn), cmd);
|
|
action_block action;
|
|
action.active = true;
|
|
action.align = m_bar.align;
|
|
action.mousebtn = btn;
|
|
action.start_x = m_xpos;
|
|
action.command = cmd;
|
|
action.command = string_util::replace_all(action.command, ":", "\\:");
|
|
m_actions.emplace_back(action);
|
|
} //}}}
|
|
|
|
/**
|
|
* Handle action block end
|
|
*/
|
|
void on_action_block_close(mousebtn btn) { //{{{
|
|
m_log.trace("bar: action_block_close(%i)", static_cast<int>(btn));
|
|
auto n_actions = m_actions.size();
|
|
while (n_actions--) {
|
|
action_block& action = m_actions[n_actions];
|
|
|
|
if (!action.active || action.mousebtn != btn)
|
|
continue;
|
|
|
|
action.end_x = m_xpos;
|
|
action.active = false;
|
|
|
|
if (action.align == alignment::CENTER) {
|
|
auto width = action.end_x - action.start_x;
|
|
auto center = m_bar.width / 2;
|
|
auto x1 = center - width / 2;
|
|
auto x2 = center + width / 2;
|
|
action.start_x = x1;
|
|
action.end_x = x2;
|
|
} else if (action.align == alignment::RIGHT) {
|
|
auto x1 = m_bar.width - action.end_x;
|
|
auto x2 = m_bar.width - action.start_x;
|
|
action.start_x = x1;
|
|
action.end_x = x2;
|
|
}
|
|
}
|
|
} //}}}
|
|
|
|
/**
|
|
* Handle color change
|
|
*/
|
|
void on_color_change(gc gc_, color color_) { //{{{
|
|
m_log.trace(
|
|
"bar: color_change(%i, %s -> %s)", static_cast<int>(gc_), color_.hex(), color_.rgb());
|
|
|
|
const uint32_t value_list[32]{color_.value()};
|
|
m_connection.change_gc(m_gcontexts.at(gc_), XCB_GC_FOREGROUND, &value_list);
|
|
|
|
if (gc_ == gc::FG)
|
|
m_fontmanager->allocate_color(color_);
|
|
} //}}}
|
|
|
|
/**
|
|
* Handle font change
|
|
*/
|
|
void on_font_change(int index) { //{{{
|
|
m_log.trace("bar: font_change(%i)", index);
|
|
m_fontmanager->set_preferred_font(index);
|
|
} //}}}
|
|
|
|
/**
|
|
* Handle pixel offsetting
|
|
*/
|
|
void on_pixel_offset(int px) { //{{{
|
|
m_log.trace("bar: pixel_offset(%i)", px);
|
|
draw_shift(m_xpos, px);
|
|
m_xpos += px;
|
|
} //}}}
|
|
|
|
/**
|
|
* Proess systray report
|
|
*/
|
|
void on_tray_report(uint16_t slots) { // {{{
|
|
if (m_tray.slots == slots)
|
|
return;
|
|
|
|
m_log.trace("bar: tray_report(%lu)", slots);
|
|
m_tray.slots = slots;
|
|
|
|
if (!m_prevdata.empty())
|
|
parse(m_prevdata, true);
|
|
} // }}}
|
|
|
|
/**
|
|
* Draw background onto the pixmap
|
|
*/
|
|
void draw_background() { //{{{
|
|
draw_util::fill(
|
|
m_connection, m_pixmap, m_gcontexts.at(gc::BG), 0, 0, m_bar.width, m_bar.height);
|
|
} //}}}
|
|
|
|
/**
|
|
* Draw borders onto the pixmap
|
|
*/
|
|
void draw_border(border border_) { //{{{
|
|
switch (border_) {
|
|
case border::NONE:
|
|
break;
|
|
|
|
case border::TOP:
|
|
if (m_borders[border::TOP].size > 0) {
|
|
draw_util::fill(m_connection, m_pixmap, m_gcontexts.at(gc::BT),
|
|
m_borders[border::LEFT].size, 0,
|
|
m_bar.width - m_borders[border::LEFT].size - m_borders[border::RIGHT].size,
|
|
m_borders[border::TOP].size);
|
|
}
|
|
break;
|
|
|
|
case border::BOTTOM:
|
|
if (m_borders[border::BOTTOM].size > 0) {
|
|
draw_util::fill(m_connection, m_pixmap, m_gcontexts.at(gc::BB),
|
|
m_borders[border::LEFT].size, m_bar.height - m_borders[border::BOTTOM].size,
|
|
m_bar.width - m_borders[border::LEFT].size - m_borders[border::RIGHT].size,
|
|
m_borders[border::BOTTOM].size);
|
|
}
|
|
break;
|
|
|
|
case border::LEFT:
|
|
if (m_borders[border::LEFT].size > 0) {
|
|
draw_util::fill(m_connection, m_pixmap, m_gcontexts.at(gc::BL), 0, 0,
|
|
m_borders[border::LEFT].size, m_bar.height);
|
|
}
|
|
break;
|
|
|
|
case border::RIGHT:
|
|
if (m_borders[border::RIGHT].size > 0) {
|
|
draw_util::fill(m_connection, m_pixmap, m_gcontexts.at(gc::BR),
|
|
m_bar.width - m_borders[border::RIGHT].size, 0, m_borders[border::RIGHT].size,
|
|
m_bar.height);
|
|
}
|
|
break;
|
|
|
|
case border::ALL:
|
|
draw_border(border::TOP);
|
|
draw_border(border::BOTTOM);
|
|
draw_border(border::LEFT);
|
|
draw_border(border::RIGHT);
|
|
break;
|
|
}
|
|
} //}}}
|
|
|
|
/**
|
|
* Draw over- and underline onto the pixmap
|
|
*/
|
|
void draw_lines(int x, int w) { //{{{
|
|
if (!m_bar.lineheight)
|
|
return;
|
|
|
|
if (m_attributes & static_cast<int>(attribute::o))
|
|
draw_util::fill(m_connection, m_pixmap, m_gcontexts.at(gc::OL), x,
|
|
m_borders[border::TOP].size, w, m_bar.lineheight);
|
|
|
|
if (m_attributes & static_cast<int>(attribute::u))
|
|
draw_util::fill(m_connection, m_pixmap, m_gcontexts.at(gc::UL), x,
|
|
m_bar.height - m_borders[border::BOTTOM].size - m_bar.lineheight, w, m_bar.lineheight);
|
|
} //}}}
|
|
|
|
/**
|
|
* Shift the contents of the pixmap horizontally
|
|
*/
|
|
int draw_shift(int x, int chr_width) { //{{{
|
|
int delta = 0;
|
|
|
|
switch (m_bar.align) {
|
|
case alignment::CENTER:
|
|
m_connection.copy_area(m_pixmap, m_pixmap, m_gcontexts.at(gc::FG), m_bar.width / 2 - x / 2,
|
|
0, m_bar.width / 2 - (x + chr_width) / 2, 0, x, m_bar.height);
|
|
x = m_bar.width / 2 - (x + chr_width) / 2 + x;
|
|
delta = chr_width / 2;
|
|
break;
|
|
case alignment::RIGHT:
|
|
m_connection.copy_area(m_pixmap, m_pixmap, m_gcontexts.at(gc::FG), m_bar.width - x, 0,
|
|
m_bar.width - x - chr_width, 0, x, m_bar.height);
|
|
x = m_bar.width - chr_width - m_borders[border::RIGHT].size;
|
|
delta = chr_width;
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
draw_util::fill(m_connection, m_pixmap, m_gcontexts.at(gc::BG), x, 0, chr_width, m_bar.height);
|
|
|
|
if (delta != 0 && !m_actions.empty()) {
|
|
for (auto&& action : m_actions) {
|
|
if (action.active || action.align != m_bar.align)
|
|
continue;
|
|
action.start_x -= delta;
|
|
action.end_x -= delta;
|
|
}
|
|
}
|
|
|
|
return x;
|
|
} //}}}
|
|
|
|
/**
|
|
* Draw text contents
|
|
*/
|
|
void draw_character(uint16_t character) { // {{{
|
|
// TODO: cache
|
|
auto& font = m_fontmanager->match_char(character);
|
|
|
|
if (!font) {
|
|
// m_log.warn("No suitable font found");
|
|
return;
|
|
}
|
|
|
|
if (font->ptr && font->ptr != m_gcfont) {
|
|
m_gcfont = font->ptr;
|
|
m_fontmanager->set_gcontext_font(m_gcontexts.at(gc::FG), m_gcfont);
|
|
}
|
|
|
|
// TODO: cache
|
|
auto chr_width = m_fontmanager->char_width(font, character);
|
|
|
|
auto x = draw_shift(m_xpos, chr_width);
|
|
auto y = m_bar.vertical_mid + font->height / 2 - font->descent + font->offset_y;
|
|
|
|
// m_log.trace("Draw char(%c, width: %i) at pos(%i,%i)", character, chr_width, x, y);
|
|
|
|
if (font->xft != nullptr) {
|
|
auto color = m_fontmanager->xftcolor();
|
|
XftDrawString16(m_xftdraw, &color, font->xft, x, y, &character, 1);
|
|
} else {
|
|
character = (character >> 8) | (character << 8);
|
|
draw_util::xcb_poly_text_16_patched(
|
|
m_connection, m_pixmap, m_gcontexts.at(gc::FG), x, y, 1, &character);
|
|
}
|
|
|
|
draw_lines(x, chr_width);
|
|
m_xpos += chr_width;
|
|
} // }}}
|
|
|
|
private:
|
|
connection& m_connection;
|
|
const config& m_conf;
|
|
const logger& m_log;
|
|
unique_ptr<fontmanager> m_fontmanager;
|
|
|
|
threading_util::spin_lock m_lock;
|
|
|
|
xcb_screen_t* m_screen;
|
|
xcb_visualtype_t* m_visual;
|
|
|
|
window m_window{m_connection};
|
|
colormap m_colormap{m_connection, m_connection.generate_id()};
|
|
pixmap m_pixmap{m_connection, m_connection.generate_id()};
|
|
|
|
bar_settings m_bar;
|
|
tray_settings m_tray;
|
|
map<border, border_settings> m_borders;
|
|
map<gc, gcontext> m_gcontexts;
|
|
vector<action_block> m_actions;
|
|
|
|
stateflag m_sinkattached{false};
|
|
|
|
string m_prevdata;
|
|
int m_xpos{0};
|
|
int m_attributes{0};
|
|
|
|
xcb_font_t m_gcfont{0};
|
|
XftDraw* m_xftdraw;
|
|
};
|
|
|
|
LEMONBUDDY_NS_END
|