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finished the help menu and started expanding into multiple files

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This commit is contained in:
Jesse Bryan 2019-12-19 15:43:34 -06:00
parent 207b013d4d
commit a2b757ad96
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GPG key ID: 1A5C4450B460AE57
5 changed files with 117 additions and 77 deletions
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1
.gitignore vendored
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@ -1,4 +1,5 @@
build/
CMakeFiles/
.vscode/
CMakeCache.txt

6
CMakeLists.txt
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@ -13,8 +13,10 @@ set(Boost_USE_MULTITHREADED ON)
set(Boost_USE_STATIC_RUNTIME OFF)
# set main entry point into program
add_executable(gsu src/main.cpp)
add_executable(gsu src/main.cpp src/util.cpp)
# include dependencies
# add libraries
find_package(Boost REQUIRED COMPONENTS program_options)
# link libraries
target_link_libraries(gsu PUBLIC Boost::program_options)

166
src/main.cpp
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@ -1,89 +1,87 @@
#include <iostream>
#include <exception>
#include <boost/program_options.hpp>
int main(int argc, char *argv[])
#include "util.hpp"
int handle_cmdline_options(int argc, char *argv[])
{
namespace po = boost::program_options;
po::options_description cmdline_options;
po::options_description general_options("GENERAL OPTIONS");
po::options_description utility_options("UTILITY OPTIONS");
po::options_description capture_options("CAPTURE OPTIONS");
po::options_description screenshot_options("SCREENSHOT OPTIONS");
po::options_description video_options("VIDEO OPTIONS");
general_options.add_options()
("help,h",
"Show the help menu.")
("version,v",
"Show the current version.")
("list-displays,l",
"List your current displays and their resolutions.")
("upload,u",
"Upload after running the utility.")
("terminal",
"Open interactive commands in a new terminal.\n"
"SET THIS IF RUNNING FROM ANYTHING OTHER THAN A TERM, i.e. xbindkeys")
("hide",
"Minimize the current window while capturing.\n"
"This is useful when running with --terminal to hide the newly opened term.")
("notify",
"Send a libnotify notification of the output.")
;
utility_options.add_options()
("dmenu,r",
"Enable dmenu or rofi integration.")
("screenshot,s",
"Take a screenshot. (default)")
("video,m",
"Record a video of the screen.")
("gif,g",
"Record a video and convert it to the gif format.")
;
capture_options.add_options()
("no-cursor,n",
"Hide the cursor.")
("display,d",
po::value<std::string>()->value_name("NUM|TYPE"),
"Set the selection to a specific display.\n"
"Can read from an argument or from stdin.\n"
"Values: number of display, 'active', 'all' (default)")
;
screenshot_options.add_options()
("no-opengl,o",
"Disable OpenGL hardware-accelerated capture.")
;
video_options.add_options()
("countdown,c",
po::value<int>()->value_name("NUM"),
"Count down before recording.")
;
cmdline_options
.add(general_options)
.add(utility_options)
.add(capture_options)
.add(screenshot_options)
.add(video_options)
;
po::variables_map vm;
try
{
po::options_description cmdline_options;
po::options_description general_options("GENERAL OPTIONS");
po::options_description utility_options("UTILITY OPTIONS");
po::options_description capture_options("CAPTURE OPTIONS");
po::options_description screenshot_options("SCREENSHOT OPTIONS");
po::options_description video_options("VIDEO OPTIONS");
general_options.add_options()
("help,h",
"Show the help menu.")
("version,v",
"Show the current version.")
("list-displays,l",
"List your current displays and their resolutions.")
("upload,u",
"Upload after running the utility.")
("terminal",
"Open interactive commands in a new terminal.\n"
"SET THIS IF RUNNING FROM ANYTHING OTHER THAN A TERM, i.e. xbindkeys")
("hide",
"Minimize the current window while capturing.\n"
"This is useful when running with --terminal to hide the newly opened term.")
("notify",
"Send a libnotify notification of the output.")
;
utility_options.add_options()
("dmenu,r",
"Enable dmenu or rofi integration.")
("screenshot,s",
"Take a screenshot. (default)")
("video,m",
"Record a video of the screen.")
("gif,g",
"Record a video and convert it to the gif format.")
;
capture_options.add_options()
("no-cursor,n",
"Hide the cursor.")
("display,d",
po::value<std::string>()->value_name("NUM|TYPE"),
"Set the selection to a specific display.\n"
"Can read from an argument or from stdin.\n"
"Values: number of display, 'active', 'all' (default)")
;
screenshot_options.add_options()
("no-opengl,o",
"Disable OpenGL hardware-accelerated capture.")
;
video_options.add_options()
("countdown,c",
po::value<int>()->value_name("NUM"),
"Count down before recording.")
;
cmdline_options
.add(general_options)
.add(utility_options)
.add(capture_options)
.add(screenshot_options)
.add(video_options)
;
po::variables_map vm;
po::store(po::parse_command_line(argc, argv, cmdline_options), vm);
po::notify(vm);
if (vm.count("help"))
{
std::cout << cmdline_options << std::endl;
return 0;
}
}
catch (std::exception &e)
{
@ -91,5 +89,23 @@ int main(int argc, char *argv[])
return 1;
}
if (vm.count("help"))
{
util::print_help(cmdline_options);
return 0;
}
return 0;
}
int main(int argc, char *argv[])
{
int code = handle_cmdline_options(argc, argv);
if (code > 0)
{
return code;
}
return 0;
}

16
src/util.cpp Normal file
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@ -0,0 +1,16 @@
#include <iostream>
#include <boost/program_options.hpp>
namespace util {
void print_help(boost::program_options::options_description options)
{
std::cout <<
"Usage: gsu [OPTION]... OUTPUT\n"
"A general screenshot and upload utility for images, video, and gifs.\n\n"
"OUTPUT defaults to $XDG_CONFIG_HOME/gsu/imgs if nothing is provided.\n"
"The most common location for $XDG_CONFIG_HOME is ~/.config.\n"
<< options << std::endl; // piping `options` to stdout automatically appends a newline beforehand
}
}

5
src/util.hpp Normal file
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@ -0,0 +1,5 @@
#include <boost/program_options.hpp>
namespace util {
void print_help(boost::program_options::options_description options);
}