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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=4 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "AsyncGtkClipboardRequest.h"
namespace mozilla {
AsyncGtkClipboardRequest::AsyncGtkClipboardRequest(ClipboardDataType aDataType,
int32_t aWhichClipboard,
const char* aMimeType) {
GtkClipboard* clipboard =
gtk_clipboard_get(GetSelectionAtom(aWhichClipboard));
mRequest = MakeUnique<Request>(aDataType);
switch (aDataType) {
case ClipboardDataType::Data:
MOZ_CLIPBOARD_LOG(" getting DATA MIME %s\n", aMimeType);
gtk_clipboard_request_contents(clipboard,
gdk_atom_intern(aMimeType, FALSE),
OnDataReceived, mRequest.get());
break;
case ClipboardDataType::Text:
MOZ_CLIPBOARD_LOG(" getting TEXT\n");
gtk_clipboard_request_text(clipboard, OnTextReceived, mRequest.get());
break;
case ClipboardDataType::Targets:
MOZ_CLIPBOARD_LOG(" getting TARGETS\n");
gtk_clipboard_request_contents(clipboard,
gdk_atom_intern("TARGETS", FALSE),
OnDataReceived, mRequest.get());
break;
}
}
void AsyncGtkClipboardRequest::OnDataReceived(GtkClipboard* clipboard,
GtkSelectionData* selection_data,
gpointer data) {
int whichClipboard = GetGeckoClipboardType(clipboard);
MOZ_CLIPBOARD_LOG("OnDataReceived(%s) callback\n",
whichClipboard == nsClipboard::kSelectionClipboard
? "primary"
: "clipboard");
static_cast<Request*>(data)->Complete(selection_data);
}
void AsyncGtkClipboardRequest::OnTextReceived(GtkClipboard* clipboard,
const gchar* text,
gpointer data) {
int whichClipboard = GetGeckoClipboardType(clipboard);
MOZ_CLIPBOARD_LOG("OnTextReceived(%s) callback\n",
whichClipboard == nsClipboard::kSelectionClipboard
? "primary"
: "clipboard");
static_cast<Request*>(data)->Complete(text);
}
void AsyncGtkClipboardRequest::Request::Complete(const void* aData) {
MOZ_CLIPBOARD_LOG("Request::Complete(), aData = %p, timedOut = %d\n", aData,
mTimedOut);
if (mTimedOut) {
delete this;
return;
}
mData.emplace();
gint dataLength = 0;
if (mDataType == ClipboardDataType::Targets ||
mDataType == ClipboardDataType::Data) {
dataLength = gtk_selection_data_get_length((GtkSelectionData*)aData);
} else {
dataLength = aData ? strlen((const char*)aData) : 0;
}
// Negative size means no data or data error.
if (dataLength <= 0) {
MOZ_CLIPBOARD_LOG(" zero dataLength, quit.\n");
return;
}
switch (mDataType) {
case ClipboardDataType::Targets: {
MOZ_CLIPBOARD_LOG(" getting %d bytes of clipboard targets.\n",
dataLength);
gint n_targets = 0;
GdkAtom* targets = nullptr;
if (!gtk_selection_data_get_targets((GtkSelectionData*)aData, &targets,
&n_targets) ||
!n_targets) {
// We failed to get targets
return;
}
mData->SetTargets(
ClipboardTargets{GUniquePtr<GdkAtom>(targets), uint32_t(n_targets)});
break;
}
case ClipboardDataType::Text: {
MOZ_CLIPBOARD_LOG(" getting %d bytes of text.\n", dataLength);
mData->SetText(Span(static_cast<const char*>(aData), dataLength));
MOZ_CLIPBOARD_LOG(" done, mClipboardData = %p\n",
mData->AsSpan().data());
break;
}
case ClipboardDataType::Data: {
MOZ_CLIPBOARD_LOG(" getting %d bytes of data.\n", dataLength);
mData->SetData(Span(gtk_selection_data_get_data((GtkSelectionData*)aData),
dataLength));
MOZ_CLIPBOARD_LOG(" done, mClipboardData = %p\n",
mData->AsSpan().data());
break;
}
}
}
AsyncGtkClipboardRequest::~AsyncGtkClipboardRequest() {
if (mRequest && mRequest->mData.isNothing()) {
mRequest->mTimedOut = true;
Unused << mRequest.release();
}
}
} // namespace mozilla
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