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Updated README.md with qt color example

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gabime 2023-06-17 16:46:50 +03:00
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@ -13,13 +13,13 @@ $ cd spdlog && mkdir build && cd build
$ cmake .. && make -j $ cmake .. && make -j
``` ```
see example [CMakeLists.txt](https://github.com/gabime/spdlog/blob/v1.x/example/CMakeLists.txt) on how to use. see example [CMakeLists.txt](https://github.com/gabime/spdlog/blob/v1.x/example/CMakeLists.txt) on how to use.
## Platforms ## Platforms
* Linux, FreeBSD, OpenBSD, Solaris, AIX * Linux, FreeBSD, OpenBSD, Solaris, AIX
* Windows (msvc 2013+, cygwin) * Windows (msvc 2013+, cygwin)
* macOS (clang 3.5+) * macOS (clang 3.5+)
* Android * Android
## Package managers: ## Package managers:
* Debian: `sudo apt install libspdlog-dev` * Debian: `sudo apt install libspdlog-dev`
@ -44,14 +44,14 @@ $ cmake .. && make -j
* [Custom](https://github.com/gabime/spdlog/wiki/3.-Custom-formatting) formatting. * [Custom](https://github.com/gabime/spdlog/wiki/3.-Custom-formatting) formatting.
* Multi/Single threaded loggers. * Multi/Single threaded loggers.
* Various log targets: * Various log targets:
* Rotating log files. * Rotating log files.
* Daily log files. * Daily log files.
* Console logging (colors supported). * Console logging (colors supported).
* syslog. * syslog.
* Windows event log. * Windows event log.
* Windows debugger (```OutputDebugString(..)```). * Windows debugger (```OutputDebugString(..)```).
* Log to Qt widgets * Log to Qt widgets ([example](#log-to-qt-with-nice-colors)).
* Easily [extendable](https://github.com/gabime/spdlog/wiki/4.-Sinks#implementing-your-own-sink) with custom log targets. * Easily [extendable](https://github.com/gabime/spdlog/wiki/4.-Sinks#implementing-your-own-sink) with custom log targets.
* Log filtering - log levels can be modified at runtime as well as compile time. * Log filtering - log levels can be modified at runtime as well as compile time.
* Support for loading log levels from argv or environment var. * Support for loading log levels from argv or environment var.
* [Backtrace](#backtrace-support) support - store debug messages in a ring buffer and display them later on demand. * [Backtrace](#backtrace-support) support - store debug messages in a ring buffer and display them later on demand.
@ -422,8 +422,21 @@ void replace_default_logger_example()
``` ```
--- ---
#### Log to Qt with nice colors
```c++
#include "spdlog/spdlog.h"
#include "spdlog/sinks/qt_sinks.h"
MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
{
setMinimumSize(640, 480);
auto log_widget = new QTextEdit(this);
setCentralWidget(log_widget);
auto logger = spdlog::qt_color_logger_mt("qt_logger", log_widget);
logger->info("Some info message");
}
```
---
## Benchmarks ## Benchmarks
Below are some [benchmarks](https://github.com/gabime/spdlog/blob/v1.x/bench/bench.cpp) done in Ubuntu 64 bit, Intel i7-4770 CPU @ 3.40GHz Below are some [benchmarks](https://github.com/gabime/spdlog/blob/v1.x/bench/bench.cpp) done in Ubuntu 64 bit, Intel i7-4770 CPU @ 3.40GHz