e84dcf72c0
This commit implements the -once flag on the `:hook` command, which automatically removes a hook after it was run, to avoid having to declare a group and remove it in the hook implementation. Closes #2277
52 lines
1.2 KiB
C++
52 lines
1.2 KiB
C++
#ifndef hook_manager_hh_INCLUDED
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#define hook_manager_hh_INCLUDED
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#include "hash_map.hh"
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#include "completion.hh"
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#include "safe_ptr.hh"
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namespace Kakoune
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{
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class Context;
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class Regex;
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enum class HookFlags
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{
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None = 0,
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Always = 1 << 0,
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Once = 1 << 1
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};
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constexpr bool with_bit_ops(Meta::Type<HookFlags>) { return true; }
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class HookManager : public SafeCountable
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{
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public:
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HookManager(HookManager& parent);
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~HookManager();
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void add_hook(StringView hook_name, String group, HookFlags flags,
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Regex filter, String commands);
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void remove_hooks(StringView group);
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CandidateList complete_hook_group(StringView prefix, ByteCount pos_in_token);
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void run_hook(StringView hook_name, StringView param,
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Context& context);
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private:
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HookManager();
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// the only one allowed to construct a root hook manager
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friend class Scope;
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struct Hook;
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SafePtr<HookManager> m_parent;
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HashMap<String, Vector<std::unique_ptr<Hook>, MemoryDomain::Hooks>, MemoryDomain::Hooks> m_hooks;
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mutable Vector<std::pair<StringView, StringView>, MemoryDomain::Hooks> m_running_hooks;
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mutable Vector<std::unique_ptr<Hook>, MemoryDomain::Hooks> m_hooks_trash;
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};
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}
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#endif // hook_manager_hh_INCLUDED
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