logmeow/windows/logs.cpp

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#include <ctime>
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#include <imgui.h>
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#include "../misc.h"
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#include "../log.h"
#include "logs.h"
static inline void render_table_item(const LogEntry& log_entry, size_t log_entry_index) {
struct tm tm;
char time_as_str[128] = {0};
strftime(time_as_str, 127 * sizeof(char), "%c", localtime_r(&log_entry.time, &tm));
auto table_item_popup = [&](unsigned char index) {
// is it safe to use the index as a id? i mean, you can't access the clear button when the popup is active
std::string id = std::to_string(log_entry_index * 10 + index);
if (ImGui::BeginPopupContextItem(id.c_str())) {
ImGui::TextDisabled("[%s] %s", time_as_str, log_entry.message.c_str());
ImGui::Separator();
ImGui::PushFont(nullptr);
if (ImGui::Selectable("Copy")) ImGui::SetClipboardText(to_string(log_entry).c_str());
if (ImGui::Selectable("Copy Time")) ImGui::SetClipboardText(time_as_str);
if (ImGui::Selectable("Copy Message")) ImGui::SetClipboardText(log_entry.message.c_str());
ImGui::PopFont();
ImGui::EndPopup();
}
};
ImGui::TableNextRow();
if (ImGui::TableSetColumnIndex(0)) { ImGui::TextUnformatted(time_as_str); table_item_popup(0); }
if (ImGui::TableSetColumnIndex(1)) { ImGui::TextUnformatted(log_entry.message); table_item_popup(1); }
}
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static inline void render_table(ImFont* monospace_font, bool* autoscrolling) {
ImGui::TableSetupScrollFreeze(0, 1);
ImGui::TableSetupColumn("Time", ImGuiTableColumnFlags_None);
ImGui::TableSetupColumn("Message", ImGuiTableColumnFlags_None);
ImGui::TableHeadersRow();
ImGui::PushFont(monospace_font);
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ImGuiListClipper clipper;
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clipper.Begin(static_cast<int>(log_entries.size()));
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while (clipper.Step()) {
for (int i_u = clipper.DisplayStart; i_u < clipper.DisplayEnd; i_u++) {
// what'd we do if we log the error about an error failing to show logs
assert(i_u >= 0);
size_t i = static_cast<size_t>(i_u);
render_table_item(log_entries[i], i);
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}
}
clipper.End();
ImGui::PopFont();
if (ImGui::GetScrollY() >= ImGui::GetScrollMaxY()) {
*autoscrolling = true;
ImGui::SetScrollHereY(1.0f);
}
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ImGui::EndTable();
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}
void logs_window(ImFont* monospace_font, bool* __restrict autoscrolling, bool* __restrict p_open) {
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if (!ImGui::BeginWithCloseShortcut("LogMeow Logs", p_open)) {
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ImGui::End();
return;
}
if (ImGui::Button("Clear")) {
log_entries.clear();
}
ImGui::SameLine();
if (ImGui::Button("Copy")) {
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std::string text;
for (const LogEntry& entry : log_entries) {
if (!text.empty()) {
text += '\n';
}
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text += to_string(entry);
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}
ImGui::SetClipboardText(text.c_str());
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}
ImGui::Separator();
// copied from imgui/imgui_demo.cpp: [SECTION] Example App: Debug Console / ShowExampleAppConsole()
// and [SECTION] Example App: Long Text / ShowExampleAppLongText()
// and [SECTION] Example App: Debug Log / ShowExampleAppLog()
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// and Tables/Vertical scrolling, with clipping
const constexpr ImGuiTableFlags flags = ImGuiTableFlags_ScrollY | ImGuiTableFlags_ScrollX | ImGuiTableFlags_RowBg | ImGuiTableFlags_BordersOuter | ImGuiTableFlags_BordersV | ImGuiTableFlags_Resizable | ImGuiTableFlags_Reorderable | ImGuiTableFlags_Hideable;
if (ImGui::BeginTable("logs", 2, flags)) {
render_table(monospace_font, autoscrolling);
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}
ImGui::End();
}