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Implement clipboard copy on Wayland.

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Bartosz Taudul 2024-09-08 19:47:08 +02:00
parent 59092bef72
commit 25ff997548
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1 changed files with 60 additions and 0 deletions
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60
profiler/src/BackendWayland.cpp
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@ -9,6 +9,7 @@
#include <memory>
#include <stdio.h>
#include <stdlib.h>
#include <string>
#include <string.h>
#include <sys/mman.h>
#include <unistd.h>
@ -207,6 +208,9 @@ static uint32_t s_mouseCursorSerial;
static bool s_hasFocus = false;
static struct wl_data_device_manager* s_dataDevMgr;
static struct wl_data_device* s_dataDev;
static struct wl_data_source* s_dataSource;
static uint32_t s_dataSerial;
static std::string s_clipboard;
struct Output
{
@ -434,6 +438,7 @@ static void KeyboardKey( void*, struct wl_keyboard* kbd, uint32_t serial, uint32
ImGui::GetIO().AddInputCharactersUTF8( txt );
}
}
s_dataSerial = serial;
}
}
@ -748,6 +753,41 @@ constexpr struct wl_data_device_listener dataDeviceListener = {
};
void DataSourceTarget( void*, struct wl_data_source* dataSource, const char* mimeType )
{
}
void DataSourceSend( void*, struct wl_data_source* dataSource, const char* mimeType, int32_t fd )
{
if( !s_clipboard.empty() )
{
auto len = s_clipboard.size();
auto ptr = s_clipboard.data();
while( len > 0 )
{
auto sz = write( fd, ptr, len );
if( sz < 0 ) break;
len -= sz;
ptr += sz;
}
}
close( fd );
}
void DataSourceCancelled( void*, struct wl_data_source* dataSource )
{
s_clipboard.clear();
wl_data_source_destroy( s_dataSource );
s_dataSource = nullptr;
}
constexpr struct wl_data_source_listener dataSourceListener = {
.target = DataSourceTarget,
.send = DataSourceSend,
.cancelled = DataSourceCancelled
};
static void SetupCursor()
{
if( s_cursorShape ) return;
@ -771,6 +811,22 @@ static void SetupCursor()
s_cursorY = cursor->images[0]->hotspot_y * 120 / s_maxScale;
}
static void SetClipboard( void*, const char* text )
{
s_clipboard = text;
if( s_dataSource ) wl_data_source_destroy( s_dataSource );
s_dataSource = wl_data_device_manager_create_data_source( s_dataDevMgr );
wl_data_source_add_listener( s_dataSource, &dataSourceListener, nullptr );
wl_data_source_offer( s_dataSource, "text/plain" );
wl_data_device_set_selection( s_dataDev, s_dataSource, s_dataSerial );
}
static const char* GetClipboard( void* )
{
return nullptr;
}
Backend::Backend( const char* title, const std::function<void()>& redraw, const std::function<void(float)>& scaleChanged, const std::function<int(void)>& isBusy, RunQueue* mainThreadTasks )
{
s_redraw = redraw;
@ -868,6 +924,9 @@ Backend::Backend( const char* title, const std::function<void()>& redraw, const
{
s_dataDev = wl_data_device_manager_get_data_device( s_dataDevMgr, s_seat );
wl_data_device_add_listener( s_dataDev, &dataDeviceListener, nullptr );
io.SetClipboardTextFn = SetClipboard;
io.GetClipboardTextFn = GetClipboard;
}
s_time = std::chrono::duration_cast<std::chrono::microseconds>( std::chrono::high_resolution_clock::now().time_since_epoch() ).count();
@ -877,6 +936,7 @@ Backend::~Backend()
{
ImGui_ImplOpenGL3_Shutdown();
if( s_dataSource ) wl_data_source_destroy( s_dataSource );
if( s_dataDev ) wl_data_device_destroy( s_dataDev );
if( s_dataDevMgr ) wl_data_device_manager_destroy( s_dataDevMgr );
if( s_cursorShapeDev ) wp_cursor_shape_device_v1_destroy( s_cursorShapeDev );