diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 20:01:36 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 20:01:36 +0000 |
commit | 62e4c68907d8d33709c2c1f92a161dff00b3d5f2 (patch) | |
tree | adbbaf3acf88ea08f6eeec4b75ee98ad3b07fbdc /src/bottom_status_source.cc | |
parent | Initial commit. (diff) | |
download | lnav-62e4c68907d8d33709c2c1f92a161dff00b3d5f2.tar.xz lnav-62e4c68907d8d33709c2c1f92a161dff00b3d5f2.zip |
Adding upstream version 0.11.2.upstream/0.11.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/bottom_status_source.cc')
-rw-r--r-- | src/bottom_status_source.cc | 249 |
1 files changed, 249 insertions, 0 deletions
diff --git a/src/bottom_status_source.cc b/src/bottom_status_source.cc new file mode 100644 index 0000000..080be39 --- /dev/null +++ b/src/bottom_status_source.cc @@ -0,0 +1,249 @@ +/** + * Copyright (c) 2019, Timothy Stack + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * * Neither the name of Timothy Stack nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "bottom_status_source.hh" + +#include "base/snippet_highlighters.hh" +#include "config.h" + +bottom_status_source::bottom_status_source() +{ + this->bss_fields[BSF_LINE_NUMBER].set_min_width(10); + this->bss_fields[BSF_LINE_NUMBER].set_share(1000); + this->bss_fields[BSF_PERCENT].set_width(6); + this->bss_fields[BSF_PERCENT].set_left_pad(1); + this->bss_fields[BSF_HITS].set_min_width(10); + this->bss_fields[BSF_HITS].set_share(5); + this->bss_fields[BSF_SEARCH_TERM].set_min_width(10); + this->bss_fields[BSF_SEARCH_TERM].set_share(1); + this->bss_fields[BSF_LOADING].set_width(13); + this->bss_fields[BSF_LOADING].right_justify(true); + this->bss_fields[BSF_HELP].set_width(14); + this->bss_fields[BSF_HELP].set_value("?:View Help"); + this->bss_fields[BSF_HELP].right_justify(true); + this->bss_prompt.set_left_pad(1); + this->bss_prompt.set_min_width(35); + this->bss_prompt.set_share(1); + this->bss_error.set_left_pad(1); + this->bss_error.set_min_width(35); + this->bss_error.set_share(1); + this->bss_line_error.set_left_pad(1); + this->bss_line_error.set_min_width(35); + this->bss_line_error.set_share(1); +} + +void +bottom_status_source::update_line_number(listview_curses* lc) +{ + status_field& sf = this->bss_fields[BSF_LINE_NUMBER]; + + if (lc->get_inner_height() == 0) { + sf.set_value(" L0"); + } else { + sf.set_value(" L%'d", (int) lc->get_selection()); + } + + this->bss_line_error.set_value( + lc->map_top_row([](const attr_line_t& top_row) + -> nonstd::optional<std::string> { + const auto& sa = top_row.get_attrs(); + auto error_wrapper = get_string_attr(sa, SA_ERROR); + if (error_wrapper) { + return error_wrapper.value().get(); + } + return nonstd::nullopt; + }).value_or("")); +} + +void +bottom_status_source::update_search_term(textview_curses& tc) +{ + auto& sf = this->bss_fields[BSF_SEARCH_TERM]; + auto search_term = tc.get_current_search(); + + sf.clear(); + if (!search_term.empty()) { + auto search_term_al = attr_line_t(search_term); + + lnav::snippets::regex_highlighter( + search_term_al, -1, line_range{0, (int) search_term_al.length()}); + sf.get_value().append_quoted(search_term_al); + } + + this->bss_paused = tc.is_paused(); + this->update_loading(0, 0); +} + +void +bottom_status_source::update_percent(listview_curses* lc) +{ + status_field& sf = this->bss_fields[BSF_PERCENT]; + vis_line_t top = lc->get_top(); + vis_line_t bottom, height; + unsigned long width; + double percent; + + lc->get_dimensions(height, width); + + if (lc->get_inner_height() > 0) { + bottom = std::min(top + height - 1_vl, lc->get_inner_height() - 1_vl); + percent = (double) (bottom + 1); + percent /= (double) lc->get_inner_height(); + percent *= 100.0; + } else { + percent = 0.0; + } + sf.set_value("%3d%% ", (int) percent); +} + +void +bottom_status_source::update_marks(listview_curses* lc) +{ + auto* tc = static_cast<textview_curses*>(lc); + vis_bookmarks& bm = tc->get_bookmarks(); + status_field& sf = this->bss_fields[BSF_HITS]; + + if (bm.find(&textview_curses::BM_SEARCH) != bm.end()) { + bookmark_vector<vis_line_t>& bv = bm[&textview_curses::BM_SEARCH]; + + if (!bv.empty() || !tc->get_current_search().empty()) { + auto vl = tc->get_selection(); + auto lb = std::lower_bound(bv.begin(), bv.end(), vl); + if (lb != bv.end() && *lb == vl) { + sf.set_value(" Hit %'d of %'d for ", + std::distance(bv.begin(), lb) + 1, + tc->get_match_count()); + } else { + sf.set_value(" %'d hits for ", tc->get_match_count()); + } + } else { + sf.clear(); + } + } else { + sf.clear(); + } +} + +void +bottom_status_source::update_hits(textview_curses* tc) +{ + status_field& sf = this->bss_fields[BSF_HITS]; + role_t new_role; + + if (tc->is_searching()) { + this->bss_hit_spinner += 1; + if (this->bss_hit_spinner % 2) { + new_role = role_t::VCR_ACTIVE_STATUS; + } else { + new_role = role_t::VCR_ACTIVE_STATUS2; + } + sf.set_cylon(true); + } else { + new_role = role_t::VCR_STATUS; + sf.set_cylon(false); + } + // this->bss_error.clear(); + sf.set_role(new_role); + this->update_marks(tc); +} + +void +bottom_status_source::update_loading(file_off_t off, file_ssize_t total) +{ + auto& sf = this->bss_fields[BSF_LOADING]; + + require(off >= 0); + require(off <= total); + + if (total == 0) { + sf.set_cylon(false); + sf.set_role(role_t::VCR_STATUS); + if (this->bss_paused) { + sf.set_value("\xE2\x80\x96 Paused"); + } else { + sf.clear(); + } + } else if (off == total) { + static const std::vector<std::string> DOTS = { + " ", + ". ", + ".. ", + "...", + ".. ", + ". ", + }; + + this->bss_load_percent += 1; + sf.set_cylon(true); + sf.set_role(role_t::VCR_ACTIVE_STATUS2); + sf.set_value(" Working%s ", + DOTS[this->bss_load_percent % DOTS.size()].c_str()); + } else { + int pct = (int) (((double) off / (double) total) * 100.0); + + if (this->bss_load_percent != pct) { + this->bss_load_percent = pct; + + sf.set_cylon(true); + sf.set_role(role_t::VCR_ACTIVE_STATUS2); + sf.set_value(" Loading %2d%% ", pct); + } + } +} + +size_t +bottom_status_source::statusview_fields() +{ + size_t retval; + + if (this->bss_prompt.empty() && this->bss_error.empty() + && this->bss_line_error.empty()) + { + retval = BSF__MAX; + } else { + retval = 1; + } + + return retval; +} + +status_field& +bottom_status_source::statusview_value_for_field(int field) +{ + if (!this->bss_error.empty()) { + return this->bss_error; + } + if (!this->bss_prompt.empty()) { + return this->bss_prompt; + } + if (!this->bss_line_error.empty()) { + return this->bss_line_error; + } + return this->get_field((field_t) field); +} |