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Copy support for X11

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This commit is contained in:
Thomas Bernard
2019-01-02 01:27:27 +01:00
parent cd74f5da8d
commit 3e1d6b165d
4 changed files with 309 additions and 148 deletions
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84
src/input.c
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@@ -38,6 +38,7 @@
#include <X11/Xlib.h>
#include <X11/XKBlib.h>
#include <X11/Xutil.h>
#include <X11/Xatom.h>
#endif
#include "gfx2log.h"
@@ -522,6 +523,60 @@ static int Handle_SelectionNotify(const XSelectionEvent* xselection)
}
return user_feedback_required;
}
static void Handle_SelectionRequest(const XSelectionRequestEvent* xselectionrequest)
{
XSelectionEvent xselection;
char * target_name;
char * property_name;
Atom png;
#if defined(SDL_VIDEO_DRIVER_X11)
Display * X11_display;
Window X11_window;
if (!GFX2_Get_X11_Display_Window(&X11_display, &X11_window))
{
GFX2_Log(GFX2_ERROR, "Failed to get X11 display and window\n");
return;
}
#endif
png = XInternAtom(X11_display, "image/png", False);
target_name = XGetAtomName(X11_display, xselectionrequest->target);
property_name = XGetAtomName(X11_display, xselectionrequest->property);
GFX2_Log(GFX2_DEBUG, "Handle_SelectionRequest target=%s property=%s\n", target_name, property_name);
XFree(target_name);
XFree(property_name);
xselection.type = SelectionNotify;
xselection.requestor = xselectionrequest->requestor;
xselection.selection = xselectionrequest->selection;
xselection.target = xselectionrequest->target;
xselection.property = xselectionrequest->property;
xselection.time = xselectionrequest->time;
if (xselectionrequest->target == XInternAtom(X11_display, "TARGETS", False))
{
Atom targets[1];
targets[0] = png;
XChangeProperty(X11_display, xselectionrequest->requestor, xselectionrequest->property,
XA_ATOM, 32, PropModeReplace,
(unsigned char *)targets, 1);
}
else if (xselectionrequest->target == png)
{
XChangeProperty(X11_display, xselectionrequest->requestor, xselectionrequest->property,
png, 8, PropModeReplace,
(unsigned char *)X11_clipboard, X11_clipboard_size);
}
else
{
xselection.property = None; // refuse
}
XSendEvent(X11_display, xselectionrequest->requestor, True, NoEventMask, (XEvent *)&xselection);
}
#endif
#if defined(USE_SDL)
@@ -1351,6 +1406,18 @@ int Get_input(int sleep_time)
if (Handle_SelectionNotify(&(xevent.xselection)))
user_feedback_required = 1;
break;
case SelectionRequest:
Handle_SelectionRequest(&(xevent.xselectionrequest));
break;
case SelectionClear:
GFX2_Log(GFX2_DEBUG, "X11 SelectionClear\n");
if (X11_clipboard)
{
free(X11_clipboard);
X11_clipboard_size = 0;
}
SDL_EventState(SDL_SYSWMEVENT, SDL_DISABLE);
break;
case ButtonPress:
case ButtonRelease:
case MotionNotify:
@@ -1687,6 +1754,23 @@ int Get_input(int sleep_time)
if (Handle_SelectionNotify(&event.xselection))
user_feedback_required = 1;
break;
case SelectionClear:
GFX2_Log(GFX2_DEBUG, "X11 SelectionClear\n");
if (X11_clipboard)
{
free(X11_clipboard);
X11_clipboard_size = 0;
}
break;
case SelectionRequest:
Handle_SelectionRequest(&event.xselectionrequest);
break;
case ReparentNotify:
GFX2_Log(GFX2_DEBUG, "X11 ReparentNotify\n");
break;
case MapNotify:
GFX2_Log(GFX2_DEBUG, "X11 MapNotify\n");
break;
default:
GFX2_Log(GFX2_INFO, "X11 event.type = %d not handled\n", event.type);
}