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-rw-r--r--platform/x11/os_x11.cpp126
-rw-r--r--platform/x11/os_x11.h12
2 files changed, 138 insertions, 0 deletions
diff --git a/platform/x11/os_x11.cpp b/platform/x11/os_x11.cpp
index 4d7532d637..802d84b65b 100644
--- a/platform/x11/os_x11.cpp
+++ b/platform/x11/os_x11.cpp
@@ -105,6 +105,7 @@ void OS_X11::initialize(const VideoMode& p_desired,int p_video_driver,int p_audi
last_timestamp=0;
last_mouse_pos_valid=false;
last_keyrelease_time=0;
+ xdnd_version = 0;
if (get_render_thread_mode()==RENDER_SEPARATE_THREAD) {
XInitThreads();
@@ -415,6 +416,19 @@ void OS_X11::initialize(const VideoMode& p_desired,int p_video_driver,int p_audi
}
set_cursor_shape(CURSOR_BUSY);
+ //Set Xdnd (drag & drop) support
+ Atom XdndAware = XInternAtom(x11_display, "XdndAware", False);
+ Atom version=5;
+ XChangeProperty(x11_display, x11_window, XdndAware, XA_ATOM, 32, PropModeReplace, (unsigned char*)&version, 1);
+
+ xdnd_enter = XInternAtom(x11_display, "XdndEnter", False);
+ xdnd_position = XInternAtom(x11_display, "XdndPosition", False);
+ xdnd_status = XInternAtom(x11_display, "XdndStatus", False);
+ xdnd_action_copy = XInternAtom(x11_display, "XdndActionCopy", False);
+ xdnd_drop = XInternAtom(x11_display, "XdndDrop", False);
+ xdnd_finished = XInternAtom(x11_display, "XdndFinished", False);
+ xdnd_selection = XInternAtom(x11_display, "XdndSelection", False);
+ requested = None;
visual_server->init();
//
@@ -1166,6 +1180,21 @@ void OS_X11::handle_key_event(XKeyEvent *p_event, bool p_echo) {
input->parse_input_event( event);
}
+static Atom pick_target_from_atoms(Display* p_disp, Atom p_t1, Atom p_t2, Atom p_t3) {
+
+ static const char* target_type = "text/uri-list";
+ if (p_t1 != None && String(XGetAtomName(p_disp, p_t1)) == target_type)
+ return p_t1;
+
+ if (p_t2 != None && String(XGetAtomName(p_disp, p_t2)) == target_type)
+ return p_t2;
+
+ if (p_t3 != None && String(XGetAtomName(p_disp, p_t3)) == target_type)
+ return p_t3;
+
+ return None;
+}
+
void OS_X11::process_xevents() {
//printf("checking events %i\n", XPending(x11_display));
@@ -1456,11 +1485,108 @@ void OS_X11::process_xevents() {
XFlush (x11_display);
} break;
+ case SelectionNotify:
+
+ if (event.xselection.target == requested) {
+
+ Atom actual_type;
+ int actual_format;
+ unsigned long nitems;
+ unsigned long bytes_after;
+ unsigned char *ret=0;
+
+ int read_bytes = 1024;
+
+ //Keep trying to read the property until there are no
+ //bytes unread.
+ do
+ {
+ if(ret != 0)
+ XFree(ret);
+ XGetWindowProperty(x11_display, x11_window, XInternAtom(x11_display, "PRIMARY", 0), 0, read_bytes, False, AnyPropertyType,
+ &actual_type, &actual_format, &nitems, &bytes_after,
+ &ret);
+
+ read_bytes *= 2;
+ }while(bytes_after != 0);
+
+ Vector<String> files = String((char *)ret).split("\n", false);
+ for (int i = 0; i < files.size(); i++) {
+ files[i] = files[i].replace("file://", "").replace("%20", " ").strip_escapes();
+ }
+ main_loop->drop_files(files);
+
+ //Reply that all is well.
+ XClientMessageEvent m;
+ memset(&m, sizeof(m), 0);
+ m.type = ClientMessage;
+ m.display = x11_display;
+ m.window = xdnd_source_window;
+ m.message_type = xdnd_finished;
+ m.format=32;
+ m.data.l[0] = x11_window;
+ m.data.l[1] = 1;
+ m.data.l[2] = xdnd_action_copy; //We only ever copy.
+
+ XSendEvent(x11_display, xdnd_source_window, False, NoEventMask, (XEvent*)&m);
+ }
+ break;
case ClientMessage:
if ((unsigned int)event.xclient.data.l[0]==(unsigned int)wm_delete)
main_loop->notification(MainLoop::NOTIFICATION_WM_QUIT_REQUEST);
+
+ else if ((unsigned int)event.xclient.message_type == (unsigned int)xdnd_enter) {
+
+ //File(s) have been dragged over the window, check for supported target (text/uri-list)
+ xdnd_version = ( event.xclient.data.l[1] >> 24);
+ requested = pick_target_from_atoms(x11_display, event.xclient.data.l[2],event.xclient.data.l[3], event.xclient.data.l[4]);
+ }
+ else if ((unsigned int)event.xclient.message_type == (unsigned int )xdnd_position) {
+
+ //xdnd position event, reply with an XDND status message
+ //just depending on type of data for now
+ XClientMessageEvent m;
+ memset(&m, sizeof(m), 0);
+ m.type = ClientMessage;
+ m.display = event.xclient.display;
+ m.window = event.xclient.data.l[0];
+ m.message_type = xdnd_status;
+ m.format=32;
+ m.data.l[0] = x11_window;
+ m.data.l[1] = (requested != None);
+ m.data.l[2] = 0; //empty rectangle
+ m.data.l[3] = 0;
+ m.data.l[4] = xdnd_action_copy;
+
+ XSendEvent(x11_display, event.xclient.data.l[0], False, NoEventMask, (XEvent*)&m);
+ XFlush(x11_display);
+ }
+ else if ((unsigned int)event.xclient.message_type == (unsigned int)xdnd_drop) {
+
+ if (requested != None) {
+ xdnd_source_window = event.xclient.data.l[0];
+ if(xdnd_version >= 1)
+ XConvertSelection(x11_display, xdnd_selection, requested, XInternAtom(x11_display, "PRIMARY", 0), x11_window, event.xclient.data.l[2]);
+ else
+ XConvertSelection(x11_display, xdnd_selection, requested, XInternAtom(x11_display, "PRIMARY", 0), x11_window, CurrentTime);
+ }
+ else {
+ //Reply that we're not interested.
+ XClientMessageEvent m;
+ memset(&m, sizeof(m), 0);
+ m.type = ClientMessage;
+ m.display = event.xclient.display;
+ m.window = event.xclient.data.l[0];
+ m.message_type = xdnd_finished;
+ m.format=32;
+ m.data.l[0] = x11_window;
+ m.data.l[1] = 0;
+ m.data.l[2] = None; //Failed.
+ XSendEvent(x11_display, event.xclient.data.l[0], False, NoEventMask, (XEvent*)&m);
+ }
+ }
break;
default:
break;
diff --git a/platform/x11/os_x11.h b/platform/x11/os_x11.h
index d9a5b1688c..1369340b04 100644
--- a/platform/x11/os_x11.h
+++ b/platform/x11/os_x11.h
@@ -70,6 +70,17 @@ typedef struct {
class OS_X11 : public OS_Unix {
Atom wm_delete;
+ Atom xdnd_enter;
+ Atom xdnd_position;
+ Atom xdnd_status;
+ Atom xdnd_action_copy;
+ Atom xdnd_drop;
+ Atom xdnd_finished;
+ Atom xdnd_selection;
+ Atom requested;
+
+ int xdnd_version;
+
#if defined(OPENGL_ENABLED) || defined(LEGACYGL_ENABLED)
ContextGL_X11 *context_gl;
#endif
@@ -78,6 +89,7 @@ class OS_X11 : public OS_Unix {
VideoMode current_videomode;
List<String> args;
Window x11_window;
+ Window xdnd_source_window;
MainLoop *main_loop;
::Display* x11_display;
char *xmbstring;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-26 18:04:06 +0000