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Merge pull request #53 from smasherprog/Development
Merging for .v35 release
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| stam |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| #include "stdafx.h" | ||
| #include "Clipboard.h" | ||
| #include "Logging.h" | ||
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| #include <FL/Fl.H> | ||
| #include <FL/Fl_Widget.H> | ||
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| #include <mutex> | ||
| #include <vector> | ||
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| namespace SL { | ||
| namespace Remote_Access_Library { | ||
| namespace Capturing { | ||
| class ClipboardImpl : public Fl_Widget { | ||
| public: | ||
| const bool* Is_ClipboardShared; | ||
| std::function<void(const char*, int)> OnChange; | ||
| //contention on this mutex is low.. no need to try an optimize | ||
| std::mutex LastClipDataLock; | ||
| std::vector<char> LastClipData; | ||
| ClipboardImpl(const bool* is_clipshared, std::function<void(const char*, int)>&& onchange) : Fl_Widget(0, 0, 0, 0), Is_ClipboardShared(is_clipshared), OnChange(std::move(onchange)) { | ||
| Fl::add_clipboard_notify(clip_callback, this); | ||
| } | ||
| virtual ~ClipboardImpl() { | ||
| Fl::remove_clipboard_notify(clip_callback); | ||
| } | ||
| virtual void draw() override {}//do nothing | ||
| virtual int handle(int event) override { | ||
| if (event == FL_PASTE) { | ||
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| if (strcmp(Fl::event_clipboard_type(), Fl::clipboard_image) == 0) { // an image is being pasted | ||
| //To Be implemeneted...... Probably not though because images can be large and seems like its an edge case any way | ||
| } | ||
| else {//text is being pasted | ||
| bool emitclipevent = false; | ||
| auto data = Fl::event_text(); | ||
| auto len = Fl::event_length(); | ||
| { | ||
| std::lock_guard<std::mutex> lock(LastClipDataLock); | ||
| emitclipevent = !is_datasame(data, len); | ||
| if (emitclipevent) UpdateBuffer(data, len); | ||
| } | ||
| if (emitclipevent) { | ||
| OnChange(data, len); | ||
| } | ||
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| } | ||
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| } | ||
| return 1; | ||
| } | ||
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| static void clip_callback(int source, void *data) { | ||
| auto p = (ClipboardImpl*)data; | ||
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| if (source == 1 && *(p->Is_ClipboardShared)) { | ||
| SL_RAT_LOG(Utilities::Logging_Levels::INFO_log_level, "Clipboard Changed!"); | ||
| if (Fl::clipboard_contains(Fl::clipboard_plain_text)) { | ||
| SL_RAT_LOG(Utilities::Logging_Levels::INFO_log_level, "Contains plain text"); | ||
| Fl::paste(*p, 1, Fl::clipboard_plain_text); | ||
| } | ||
| } | ||
| } | ||
| //caller should lock the mutex to prevent races | ||
| bool is_datasame(const char* data, int len) { | ||
| auto size = static_cast<size_t>(len); | ||
| if (size != LastClipData.size()) return false; | ||
| if (memcmp(LastClipData.data(), data, size) == 0) return true; | ||
| return false; | ||
| } | ||
| //caller should lock the mutex to prevent races | ||
| void UpdateBuffer(const char* data, int len) { | ||
| auto size = static_cast<size_t>(len); | ||
| LastClipData.resize(size); | ||
| memcpy(LastClipData.data(), data, size); | ||
| } | ||
| void copy_to_clipboard(const char* data, int len) { | ||
| bool updateclipboard = false; | ||
| { | ||
| std::lock_guard<std::mutex> lock(LastClipDataLock); | ||
| updateclipboard = !is_datasame(data, len); | ||
| if (updateclipboard) UpdateBuffer(data, len); | ||
| } | ||
| if (updateclipboard) Fl::copy(data, static_cast<int>(len), 1); | ||
| } | ||
| }; | ||
| } | ||
| } | ||
| } | ||
| SL::Remote_Access_Library::Capturing::Clipboard::Clipboard(const bool* is_clipshared, std::function<void(const char*, int)>&& onchange) | ||
| { | ||
| _ClipboardImpl = new ClipboardImpl(is_clipshared, std::forward<std::function<void(const char*, int)>>(onchange)); | ||
| } | ||
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| SL::Remote_Access_Library::Capturing::Clipboard::~Clipboard() | ||
| { | ||
| delete _ClipboardImpl; | ||
| } | ||
| void SL::Remote_Access_Library::Capturing::Clipboard::copy_to_clipboard(const char* data, int len) { | ||
| _ClipboardImpl->copy_to_clipboard(data, len); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,19 @@ | ||
| #pragma once | ||
| #include <functional> | ||
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| namespace SL { | ||
| namespace Remote_Access_Library { | ||
| namespace Capturing { | ||
| class ClipboardImpl; | ||
| class Clipboard { | ||
| ClipboardImpl* _ClipboardImpl = nullptr; | ||
| public: | ||
| //user must guarantee that is_clipshared is valid for the lifetime of this clipboard object! | ||
| Clipboard(const bool* is_clipshared, std::function<void(const char*, int)>&& onchange); | ||
| ~Clipboard(); | ||
| void copy_to_clipboard(const char* data, int len); | ||
| }; | ||
| } | ||
| } | ||
| } |
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