add support XDND for X

This commit is contained in:
Jinhao 2018-11-30 07:40:15 +08:00
parent dec3bdc350
commit 07a971c6ef
10 changed files with 1056 additions and 255 deletions

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@ -103,12 +103,29 @@ namespace std {
} // filesystem
} // experimental
namespace filesystem
{
using namespace experimental::filesystem;
}
} // std
#else
# undef NANA_USING_STD_FILESYSTEM
# define NANA_USING_STD_FILESYSTEM 1
# include <experimental/filesystem>
# if ((defined(_MSC_VER) && (_MSC_VER >= 1912) && defined(_MSVC_LANG) && _MSVC_LANG >= 201703)) || \
((__cplusplus >= 201703L) && \
(defined(__clang__) && (__clang_major__ >= 7) || \
(!defined(__clang__) && defined(__GNUC__) && (__GNUC__ >= 8))) )
# include <filesystem>
# else
# include <experimental/filesystem>
namespace std{
namespace filesystem{
using namespace std::experimental::filesystem;
}
}
# endif
#endif
@ -508,8 +525,13 @@ namespace std {
# endif
} // filesystem
} // experimental
namespace filesystem {
using namespace std::experimental::filesystem;
}
} // std
#endif //NANA_USING_NANA_FILESYSTEM
#include <nana/pop_ignore_diagnostic>

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@ -18,6 +18,7 @@
#include "basis.hpp"
#include <memory>
#include <nana/filesystem/filesystem.hpp>
namespace nana
{
@ -41,22 +42,48 @@ namespace nana
implementation* const impl_;
};
namespace detail
{
struct dragdrop_data;
}
class dragdrop
{
struct implementation;
/// Non-copyable
dragdrop(const dragdrop&) = delete;
dragdrop& operator=(const dragdrop&) = delete;
/// Non-movable
dragdrop(dragdrop&&) = delete;
dragdrop& operator=(dragdrop&&) = delete;
public:
class data
{
friend struct dragdrop::implementation;
/// Non-copyable
data(const data&) = delete;
data& operator=(const data&) = delete;
public:
data();
data(data&&);
~data();
data& operator=(data&& rhs);
void insert(std::filesystem::path);
private:
detail::dragdrop_data* real_data_;
};
dragdrop(window source);
~dragdrop();
void condition(std::function<bool()> predicate_fn);
void make_data(std::function<void()> generator);
void prepare_data(std::function<data()> generator);
void drop_finished(std::function<void(bool)> finish_fn);
private:
implementation* const impl_;
};

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@ -36,6 +36,8 @@
#include "posix/msg_dispatcher.hpp"
#include <iostream> //debug
namespace nana
{
namespace detail
@ -500,11 +502,11 @@ namespace detail
atombase_.net_wm_window_type_dialog = ::XInternAtom(display_, "_NET_WM_WINDOW_TYPE_DIALOG", False);
atombase_.motif_wm_hints = ::XInternAtom(display_, "_MOTIF_WM_HINTS", False);
atombase_.clipboard = ::XInternAtom(display_, "CLIPBOARD", True);
atombase_.text = ::XInternAtom(display_, "TEXT", True);
atombase_.text_uri_list = ::XInternAtom(display_, "text/uri-list", True);
atombase_.utf8_string = ::XInternAtom(display_, "UTF8_STRING", True);
atombase_.targets = ::XInternAtom(display_, "TARGETS", True);
atombase_.clipboard = ::XInternAtom(display_, "CLIPBOARD", False);
atombase_.text = ::XInternAtom(display_, "TEXT", False);
atombase_.text_uri_list = ::XInternAtom(display_, "text/uri-list", False);
atombase_.utf8_string = ::XInternAtom(display_, "UTF8_STRING", False);
atombase_.targets = ::XInternAtom(display_, "TARGETS", False);
atombase_.xdnd_aware = ::XInternAtom(display_, "XdndAware", False);
atombase_.xdnd_enter = ::XInternAtom(display_, "XdndEnter", False);
@ -514,6 +516,7 @@ namespace detail
atombase_.xdnd_drop = ::XInternAtom(display_, "XdndDrop", False);
atombase_.xdnd_selection = ::XInternAtom(display_, "XdndSelection", False);
atombase_.xdnd_typelist = ::XInternAtom(display_, "XdndTypeList", False);
atombase_.xdnd_leave = ::XInternAtom(display_, "XdndLeave", False);
atombase_.xdnd_finished = ::XInternAtom(display_, "XdndFinished", False);
msg_dispatcher_ = new msg_dispatcher(display_);
@ -1041,7 +1044,7 @@ namespace detail
msg_dispatcher_->dispatch(reinterpret_cast<Window>(modal));
}
void platform_spec::msg_dispatch(std::function<bool(const msg_packet_tag&)> msg_filter_fn)
void platform_spec::msg_dispatch(std::function<propagation_chain(const msg_packet_tag&)> msg_filter_fn)
{
msg_dispatcher_->dispatch(msg_filter_fn);
@ -1116,15 +1119,49 @@ namespace detail
platform_scope_guard lock;
if(0 != xdnd_.dragdrop.count(wd))
return false;
#if 0 //deprecated
std::cout<<"ChangeProperty XdndAware"<<std::endl;
int dndver = 4;
::XChangeProperty(display_, reinterpret_cast<Window>(wd), atombase_.xdnd_aware, XA_ATOM, sizeof(int) * 8,
PropModeReplace, reinterpret_cast<unsigned char*>(&dndver), 1);
#endif
xdnd_.dragdrop[wd] = ddrop;
return true;
}
std::size_t platform_spec::dragdrop_target(native_window_type wd, bool insert, std::size_t count)
{
std::size_t new_val = 0;
platform_scope_guard lock;
if(insert)
{
new_val = (xdnd_.targets[wd] += count);
if(1 == new_val)
{
std::cout<<"ChangeProperty XdndAware"<<std::endl;
int dndver = 5;
::XChangeProperty(display_, reinterpret_cast<Window>(wd), atombase_.xdnd_aware, XA_ATOM, sizeof(int) * 8,
PropModeReplace, reinterpret_cast<unsigned char*>(&dndver), 1);
}
}
else
{
auto i = xdnd_.targets.find(wd);
if(i == xdnd_.targets.end())
return 0;
new_val = (i->second > count ? i->second - count : 0);
if(0 == new_val)
{
xdnd_.targets.erase(wd);
::XDeleteProperty(display_, reinterpret_cast<Window>(wd), atombase_.xdnd_aware);
}
else
i->second = new_val;
}
return new_val;
}
x11_dragdrop_interface* platform_spec::remove_dragdrop(native_window_type wd)
{
platform_scope_guard lock;
@ -1196,6 +1233,7 @@ namespace detail
}
else if(evt.xselection.property == self.atombase_.xdnd_selection)
{
std::cout<<"Platform SelectionNotfy by XdndSelection, type="<<type<<", good_type="<<self.xdnd_.good_type<<", bytes_left="<<bytes_left<<std::endl;
bool accepted = false;
msg.kind = msg_packet_tag::pkt_family::mouse_drop;
msg.u.mouse_drop.window = 0;
@ -1209,6 +1247,8 @@ namespace detail
{
auto files = new std::vector<std::string>;
std::stringstream ss(reinterpret_cast<char*>(data));
std::cout<<" data:["<<ss.str()<<"]"<<std::endl;
while(true)
{
std::string file;
@ -1228,6 +1268,8 @@ namespace detail
files->push_back(file);
}
std::cout<<" file size:"<<files->size()<<std::endl;
if(files->size())
{
msg.u.mouse_drop.window = evt.xselection.requestor;
@ -1241,9 +1283,12 @@ namespace detail
accepted = true;
::XFree(data);
}
else
std::cout<<" invalid property"<<std::endl;
}
XEvent respond;
::XEvent respond;
::memset(respond.xclient.data.l, 0, sizeof(respond.xclient.data.l));
respond.xany.type = ClientMessage;
respond.xclient.display = self.display_;
respond.xclient.window = self.xdnd_.wd_src;
respond.xclient.message_type = self.atombase_.xdnd_finished;
@ -1266,6 +1311,16 @@ namespace detail
}
else if(SelectionRequest == evt.type)
{
std::cout<<"Event SelectionRequest in platform spec";
//Skip if it is requested by XDND, it will be processed by dragdrop's xdnd_protocol
if(self.atombase_.xdnd_selection == evt.xselectionrequest.selection)
{
std::cout<<", xdnd_selection"<<std::endl;
return 0; //
}
std::cout<<std::endl;
auto disp = evt.xselectionrequest.display;
XEvent respond;
@ -1311,6 +1366,7 @@ namespace detail
{
if(self.atombase_.xdnd_enter == evt.xclient.message_type)
{
std::cout<<"Platform: XdndEnter";
const Atom * atoms = reinterpret_cast<const Atom*>(&(evt.xclient.data.l[2]));
unsigned long len = 3;
unsigned char * data = 0;
@ -1322,54 +1378,119 @@ namespace detail
Atom type;
int format;
unsigned long bytes_left;
::XGetWindowProperty(self.display_, self.xdnd_.wd_src, self.atombase_.xdnd_typelist, 0, 0, False,
auto status = ::XGetWindowProperty(self.display_, self.xdnd_.wd_src, self.atombase_.xdnd_typelist, 0, 0, False,
XA_ATOM, &type, &format, &len, &bytes_left, &data);
std::cout<<", XGetWindowProperty xdnd_typelist = "<<status<<" bytes_left="<<bytes_left<<std::endl;
if(bytes_left > 0)
{
::XGetWindowProperty(self.display_, self.xdnd_.wd_src, self.atombase_.xdnd_typelist,
0, bytes_left, False, XA_ATOM,
&type, &format, &len, &bytes_left, &data);
std::cout<<" format="<<format<<" len="<<len<<" bytes_left="<<bytes_left;
auto type_name = ::XGetAtomName(self.display_, type);
if(type_name)
{
std::cout<<" type="<<type_name;
::XFree(type_name);
}
std::cout<<std::endl;
if(XA_ATOM == type && len > 0)
atoms = reinterpret_cast<const Atom*>(data);
}
}
else
std::cout<<", less than 3 types"<<std::endl;
#define DEBUG_XdndDirectSave
#ifdef DEBUG_XdndDirectSave
Atom XdndDirectSave = 0;
#endif
self.xdnd_.good_type = None;
for(unsigned long i = 0; i < len; ++i)
{
auto name = XGetAtomName(self.display_, atoms[i]); //debug
if(name)
{
std::cout<<" Supported type: "<<name<<std::endl;
#ifdef DEBUG_XdndDirectSave
if(strstr(name, "XdndDirectSave"))
XdndDirectSave = atoms[i];
#endif
::XFree(name);
}
else
std::cout<<" Supported type: no name("<<atoms[i]<<")"<<std::endl;
if(atoms[i] == self.atombase_.text_uri_list)
{
self.xdnd_.good_type = self.atombase_.text_uri_list;
break;
//break;
}
}
if(data)
::XFree(data);
#ifdef DEBUG_XdndDirectSave //debug
if(XdndDirectSave)
{
Atom type;
int format;
unsigned long bytes_left;
auto status = ::XGetWindowProperty(self.display_, self.xdnd_.wd_src, XdndDirectSave, 0, 0, False, XA_ATOM, &type, &format, &len, &bytes_left, &data);
auto name = XGetAtomName(self.display_, type); //debug
if(name)
{
std::cout<<" XdndDirectSave text/plain Atom: "<<name<<std::endl;
::XFree(name);
}
std::cout<<", XGetWindowProperty XdndDirectSave = "<<status<<" bytes_left="<<bytes_left<<std::endl;
if(bytes_left > 0)
{
::XGetWindowProperty(self.display_, self.xdnd_.wd_src, XdndDirectSave,
0, bytes_left, False, type,
&type, &format, &len, &bytes_left, &data);
std::cout<<" XdndDirectSave Data:["<<(char*)data<<"]"<<std::endl;
std::system("cp xds.txt /home/jinhao/xds.txt");
}
}
#endif
return 2;
}
else if(self.atombase_.xdnd_position == evt.xclient.message_type)
{
std::cout<<"Platform: XdndPosition"<<std::endl;
Window wd_src = evt.xclient.data.l[0];
int x = (evt.xclient.data.l[2] >> 16);
int y = (evt.xclient.data.l[2] & 0xFFFF);
bool accepted = false;
int accepted = 0; //0 means refusing, 1 means accpeting
//We have got the type what we want.
if(self.xdnd_.good_type != None)
{
Window child;
::XTranslateCoordinates(self.display_, self.root_window(), evt.xclient.window, x, y, &self.xdnd_.pos.x, &self.xdnd_.pos.y, &child);
std::cout<<" find_window"<<std::endl;
auto wd = bedrock.wd_manager().find_window(reinterpret_cast<native_window_type>(evt.xclient.window), self.xdnd_.pos);
if(wd && wd->flags.dropable)
{
accepted = true;
//Cache the time stamp in XdndPosition, and the time stamp must be passed to XConvertSelection for requesting selection
self.xdnd_.timestamp = evt.xclient.data.l[3];
self.xdnd_.pos = wd->pos_root;
accepted = 1;
}
std::cout<<" return,"<<wd<<std::endl;
}
XEvent respond;
@ -1383,18 +1504,30 @@ namespace detail
//Target window
respond.xclient.data.l[0] = evt.xclient.window;
//Accept set
respond.xclient.data.l[1] = (accepted ? 1 : 0);
respond.xclient.data.l[1] = accepted;
respond.xclient.data.l[2] = 0;
respond.xclient.data.l[3] = 0;
respond.xclient.data.l[4] = self.atombase_.xdnd_action_copy;
std::cout<<" Target XdndStatus begin to send. Accepted"<<accepted<<std::endl;
::XSendEvent(self.display_, wd_src, True, NoEventMask, &respond);
std::cout<<" Target XdndStatus ed"<<std::endl;
return 2;
}
else if(self.atombase_.xdnd_status == evt.xclient.message_type)
{
std::cout<<"Platform Recv XdndStatus"<<std::endl;
}
else if(self.atombase_.xdnd_drop == evt.xclient.message_type)
{
Window owner = ::XGetSelectionOwner(self.display_, self.atombase_.xdnd_selection);
std::cout<<"Platform XdndDrop: XdndSelectionOwner = "<<owner<<std::endl;
::XConvertSelection(self.display_, self.atombase_.xdnd_selection, self.xdnd_.good_type, self.atombase_.xdnd_selection,
evt.xclient.window, self.xdnd_.timestamp);
std::cout<<" XConvertSelection ed"<<std::endl;
//The XdndDrop should send a XdndFinished to source window.
//This operation is implemented in SelectionNotify, because
//XdndFinished should be sent after retrieving data.

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@ -28,6 +28,8 @@
#include <thread>
#include <atomic>
#include <iostream> //debug
namespace nana
{
namespace detail
@ -190,8 +192,15 @@ namespace detail
}
else
{
if(msg_filter_fn(msg))
switch(msg_filter_fn(msg))
{
case propagation_chain::exit:
return;
case propagation_chain::stop:
break;
case propagation_chain::pass:
proc_.event_proc(display_, msg);
}
}
}
}
@ -222,6 +231,10 @@ namespace detail
if(keymap[event.xkey.keycode / 8] & (1 << (event.xkey.keycode % 8)))
continue;
}
else if(SelectionRequest == event.type)
{
std::cout<<"Dispatcher SelectionRequest"<<std::endl; //debug
}
if(::XFilterEvent(&event, None))
continue;

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@ -8,6 +8,13 @@ namespace nana
{
namespace detail
{
enum class propagation_chain
{
exit, //Exit the chain
stop, //Stop propagating
pass //propagate
};
struct msg_packet_tag
{
enum class pkt_family{xevent, mouse_drop, cleanup};

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@ -162,6 +162,7 @@ namespace detail
Atom xdnd_drop;
Atom xdnd_selection;
Atom xdnd_typelist;
Atom xdnd_leave;
Atom xdnd_finished;
};
@ -256,7 +257,7 @@ namespace detail
void msg_insert(native_window_type);
void msg_set(timer_proc_type, event_proc_type);
void msg_dispatch(native_window_type modal);
void msg_dispatch(std::function<bool(const msg_packet_tag&)>);
void msg_dispatch(std::function<propagation_chain(const msg_packet_tag&)>);
//X Selections
void* request_selection(native_window_type requester, Atom type, size_t & bufsize);
@ -268,6 +269,7 @@ namespace detail
const nana::paint::graphics& keep_window_icon(native_window_type, const nana::paint::image&);
bool register_dragdrop(native_window_type, x11_dragdrop_interface*);
std::size_t dragdrop_target(native_window_type, bool insert, std::size_t count);
x11_dragdrop_interface* remove_dragdrop(native_window_type);
private:
static int _m_msg_filter(XEvent&, msg_packet_tag&);
@ -327,6 +329,7 @@ namespace detail
nana::point pos;
std::map<native_window_type, x11_dragdrop_interface*> dragdrop;
std::map<native_window_type, std::size_t> targets;
}xdnd_;
msg_dispatcher * msg_dispatcher_;

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@ -0,0 +1,314 @@
/*
* X-Window XDND Protocol Implementation
* Nana C++ Library(http://www.nanapro.org)
* Copyright(C) 2018 Jinhao(cnjinhao@hotmail.com)
*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* @file: nana/detail/posix/xdnd_protocol.hpp
*
* The XDS is not supported.
*/
#ifndef NANA_DETAIL_POSIX_XDND_PROTOCOL_INCLUDED
#define NANA_DETAIL_POSIX_XDND_PROTOCOL_INCLUDED
#include "platform_spec.hpp"
#include <nana/filesystem/filesystem.hpp>
#include <vector>
#include <iostream> //debug
namespace nana{
namespace detail
{
struct xdnd_data
{
std::vector<std::filesystem::path> files;
};
class xdnd_protocol
{
public:
enum class xdnd_status_state
{
normal,
position_sent,
status_ignore
};
xdnd_protocol(Window source):
spec_(nana::detail::platform_spec::instance()),
source_(source)
{
detail::platform_scope_guard lock;
::XSetSelectionOwner(spec_.open_display(), spec_.atombase().xdnd_selection, source, CurrentTime);
std::cout<<"XSetSelectionOwner "<<source<<std::endl;
}
void mouse_move(Window wd, const nana::point& pos)
{
if(wd != target_)
{
_m_xdnd_leave();
if(_m_xdnd_enter(wd))
_m_xdnd_position(pos);
}
else
_m_xdnd_position(pos);
}
void mouse_leave()
{
_m_xdnd_leave();
}
void mouse_release()
{
_m_xdnd_drop();
}
//Return true to exit xdnd_protocol event handler
bool client_message(const ::XClientMessageEvent& xclient)
{
auto & atombase = spec_.atombase();
if(atombase.xdnd_status == xclient.message_type)
{
std::cout<<"Event: XdndStatus"<<std::endl;
if(xdnd_status_state::position_sent != xstate_)
return false;
Window target_wd = static_cast<Window>(xclient.data.l[0]);
bool is_accepted_by_target = (xclient.data.l[1] & 1);
std::cout<<"XdndStatus: Accepted="<<is_accepted_by_target<<std::endl;
if(xclient.data.l[1] & 0x2)
{
rectangle rct{
static_cast<int>(xclient.data.l[2] >> 16),
static_cast<int>(xclient.data.l[2] & 0xFFFF),
static_cast<unsigned>(xclient.data.l[3] >> 16),
static_cast<unsigned>(xclient.data.l[3] & 0xFFFF)
};
if(!rct.empty())
{
mvout_table_[target_wd] = rct;
std::cout<<". rct=("<<rct.x<<","<<rct.y<<","<<rct.width<<","<<rct.height<<")";
}
}
std::cout<<std::endl;
xstate_ = xdnd_status_state::normal;
if(!is_accepted_by_target)
{
_m_xdnd_leave();
return true;
}
}
else if(atombase.xdnd_finished == xclient.message_type)
return true;
return false;
}
void selection_request(const ::XSelectionRequestEvent& xselectionrequest, const xdnd_data& data)
{
if(spec_.atombase().xdnd_selection == xselectionrequest.selection)
{
std::cout<<"Event SelectionRequest: XdndSelection"<<std::endl;
::XEvent evt;
evt.xselection.type = SelectionNotify;
evt.xselection.display = xselectionrequest.display;
evt.xselection.requestor = xselectionrequest.requestor;
evt.xselection.selection = xselectionrequest.selection;
evt.xselection.target = 0;
evt.xselection.property = 0;
evt.xselection.time = xselectionrequest.time;
auto property_name = ::XGetAtomName(spec_.open_display(), xselectionrequest.property); //debug
std::cout<<"SelectionRequest"<<std::endl;
std::cout<<" xdnd_selection:"<<spec_.atombase().xdnd_selection<<std::endl;
std::cout<<" text_uri_list :"<<spec_.atombase().text_uri_list<<std::endl;
std::cout<<" selection="<<xselectionrequest.selection<<std::endl;
std::cout<<" property ="<<xselectionrequest.property<<", name="<<property_name<<std::endl;
std::cout<<" target ="<<xselectionrequest.target<<std::endl;
::XFree(property_name);
if(xselectionrequest.target == spec_.atombase().text_uri_list)
{
std::cout<<"SelectionRequest target = text_uri_list";
if(data.files.size())
{
std::string uri_list;
for(auto& file : data.files)
{
uri_list += "file://";
uri_list += file.u8string();
uri_list += "\r\n";
}
std::cout<<". URIs="<<uri_list<<std::endl;
::XChangeProperty (spec_.open_display(),
xselectionrequest.requestor,
xselectionrequest.property,
xselectionrequest.target,
8, PropModeReplace,
reinterpret_cast<unsigned char*>(&uri_list.front()), uri_list.size() + 1);
evt.xselection.property = xselectionrequest.property;
evt.xselection.target = xselectionrequest.target;
}
}
else
std::cout<<"SelectionRequest target = "<<xselectionrequest.target<<std::endl;
platform_scope_guard lock;
::XSendEvent(spec_.open_display(), xselectionrequest.requestor, False, 0, &evt);
::XFlush(spec_.open_display());
if(0 == evt.xselection.target)
_m_xdnd_leave();
}
}
private:
bool _m_xdnd_enter(Window wd)
{
//xdnd version of the window
auto xdnd_ver = _m_xdnd_aware(wd);
if(0 == xdnd_ver)
return false;
target_ = wd;
std::cout<<"Send XdndEnter, text/uri-list="<<spec_.atombase().text_uri_list<<std::endl;
_m_client_msg(spec_.atombase().xdnd_enter, (xdnd_ver << 24), spec_.atombase().text_uri_list, XA_STRING);
return true;
}
void _m_xdnd_position(const nana::point& pos)
{
if(xdnd_status_state::normal != xstate_)
return;
auto i = mvout_table_.find(target_);
if(i != mvout_table_.end() && i->second.is_hit(pos))
return;
std::cout<<"Send: XdndPosition"<<std::endl;
xstate_ = xdnd_status_state::position_sent;
//Send XdndPosition
long position = (pos.x << 16 | pos.y);
_m_client_msg(spec_.atombase().xdnd_position, 0, position, CurrentTime, spec_.atombase().xdnd_action_copy);
}
void _m_xdnd_leave()
{
if(target_)
{
std::cout<<"Send: XdndLeave"<<std::endl;
_m_client_msg(spec_.atombase().xdnd_leave, 0, 0, 0);
target_ = 0;
}
}
void _m_xdnd_drop()
{
std::cout<<"Send: XdndDrop"<<std::endl;
_m_client_msg(spec_.atombase().xdnd_drop, 0, CurrentTime, 0);
target_ = 0;
}
private:
//dndversion<<24, fl_XdndURIList, XA_STRING, 0
void _m_client_msg(Atom xdnd_atom, long data1, long data2, long data3, long data4 = 0)
{
auto const display = spec_.open_display();
XEvent evt;
::memset(&evt, 0, sizeof evt);
evt.xany.type = ClientMessage;
evt.xany.display = display;
evt.xclient.window = target_;
evt.xclient.message_type = xdnd_atom;
evt.xclient.format = 32;
//Target window
evt.xclient.data.l[0] = source_;
evt.xclient.data.l[1] = data1;
evt.xclient.data.l[2] = data2;
evt.xclient.data.l[3] = data3;
evt.xclient.data.l[4] = data4;
::XSendEvent(display, target_, True, NoEventMask, &evt);
}
// Returns the XDND version of specified window
//@return the XDND version. If the specified window does not have property XdndAware, it returns 0
int _m_xdnd_aware(Window wd)
{
Atom actual; int format; unsigned long count, remaining;
unsigned char *data = 0;
::XGetWindowProperty(spec_.open_display(), wd, spec_.atombase().xdnd_aware,
0, 4, False, XA_ATOM, &actual, &format, &count, &remaining, &data);
int version = 0;
if ((actual == XA_ATOM) && (format==32) && count && data)
{
version = int(*(Atom*)data);
std::cout<<"Get:XdndAware version:"<<version<<std::endl;
}
if (data)
::XFree(data);
return version;
}
#if 0 //deprecated
//Check if window has a property
static bool _m_has_property(Window wd, Atom atom, unsigned char** data)
{
Atom type = 0;
int f;
unsigned long n, a;
unsigned char * data_back = nullptr;
if(nullptr == data)
data = &data_back;
if (::XGetWindowProperty(spec_.open_display(), wd, atom, 0, 0, False, AnyPropertyType, &type, &f,&n,&a,data) == Success)
{
//release the *data if failed to get the property or unspecified output buffer
if((0 == type) || data_back)
::XFree(*data);
return (0 != type);
}
return false;
}
#endif
private:
nana::detail::platform_spec& spec_;
Window const source_;
Window target_{ 0 };
xdnd_status_state xstate_{xdnd_status_state::normal};
std::map<Window, nana::rectangle> mvout_table_;
}; //end class xdnd_protocol
}
}
#endif

View File

@ -21,6 +21,7 @@
#include "inner_fwd_implement.hpp"
#include <errno.h>
#include <algorithm>
#include <iostream> //debug
namespace nana
{
@ -443,6 +444,8 @@ namespace detail
{
case nana::detail::msg_packet_tag::pkt_family::mouse_drop:
msgwd = brock.wd_manager().find_window(native_window, {msg.u.mouse_drop.x, msg.u.mouse_drop.y});
std::cout<<" MouseDrop msgwd="<<msgwd<<", ("<<msg.u.mouse_drop.x<<","<<msg.u.mouse_drop.y<<")"<<std::endl;
if(msgwd)
{
arg_dropfiles arg;
@ -1248,10 +1251,12 @@ namespace detail
default:
if(message == ClientMessage)
{
auto & atoms = nana::detail::platform_spec::instance().atombase();
if(atoms.wm_protocols == xevent.xclient.message_type)
auto & spec = ::nana::detail::platform_spec::instance();
auto & xclient = xevent.xclient;
auto & atoms = spec.atombase();
if(atoms.wm_protocols == xclient.message_type)
{
if(msgwnd->flags.enabled && (atoms.wm_delete_window == static_cast<Atom>(xevent.xclient.data.l[0])))
if(msgwnd->flags.enabled && (atoms.wm_delete_window == static_cast<Atom>(xclient.data.l[0])))
{
arg_unload arg;
arg.window_handle = reinterpret_cast<window>(msgwnd);

File diff suppressed because it is too large Load Diff

View File

@ -609,7 +609,6 @@ namespace nana
auto last_pos = tree.distance_if(last(true), pred_allow_child{});
auto const capacity = screen_capacity(true);
auto const item_px = data.comp_placer->item_height(*data.graph);
//If use_bearing is false, it calculates a bearing depending on the current
//position of the requested item.