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Support for setting clipboard selection to share with other applications

This commit is contained in:
Roman Chistokhodov 2017-06-08 19:17:28 +03:00
parent e1dafeddfd
commit d8fd35a111
1 changed files with 82 additions and 3 deletions
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85
src/dlangui/platforms/x11/x11app.d
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@ -19,6 +19,7 @@ import core.stdc.string;
import std.stdio;
import std.string;
import std.utf;
private import core.stdc.config : c_ulong, c_long;
import x11.Xlib;
import x11.Xutil;
@ -76,6 +77,7 @@ private __gshared
Atom atom_DLANGUI_TIMER_EVENT;
Atom atom_DLANGUI_TASK_EVENT;
Atom atom_DLANGUI_CLOSE_WINDOW_EVENT;
Atom atom_DLANGUI_CLIPBOARD_BUFFER;
}
static void setupX11Atoms()
@ -100,6 +102,7 @@ static void setupX11Atoms()
atom_DLANGUI_TIMER_EVENT = XInternAtom(x11display, "DLANGUI_TIMER_EVENT", False);
atom_DLANGUI_TASK_EVENT = XInternAtom(x11display, "DLANGUI_TASK_EVENT", False);
atom_DLANGUI_CLOSE_WINDOW_EVENT = XInternAtom(x11display, "DLANGUI_CLOSE_WINDOW_EVENT", False);
atom_DLANGUI_CLIPBOARD_BUFFER = XInternAtom(x11display, "DLANGUI_CLIPBOARD_BUFFER", False);
}
// Cursor font constants
@ -523,7 +526,6 @@ class X11Window : DWindow {
/// sets window icon
override @property void windowIcon(DrawBufRef buf) {
import core.stdc.config;
ColorDrawBuf icon = cast(ColorDrawBuf)buf.get;
if (!icon) {
Log.e("Trying to set null icon for window");
@ -1409,6 +1411,59 @@ class X11Platform : Platform {
Log.d("X11: KeymapNotify event");
X11Window w = findWindow(event.xkeymap.window);
break;
case SelectionClear:
Log.d("X11: SelectionClear event");
break;
case SelectionRequest:
debug(x11) Log.d("X11: SelectionRequest event");
if (event.xselectionrequest.owner in _windowMap) {
XSelectionRequestEvent *selectionRequest = &event.xselectionrequest;
XEvent selectionEvent;
memset(&selectionEvent, 0, selectionEvent.sizeof);
selectionEvent.xany.type = SelectionNotify;
selectionEvent.xselection.selection = selectionRequest.selection;
selectionEvent.xselection.target = selectionRequest.target;
selectionEvent.xselection.property = None;
selectionEvent.xselection.requestor = selectionRequest.requestor;
selectionEvent.xselection.time = selectionRequest.time;
if (selectionRequest.target == XA_STRING || selectionRequest.target == atom_UTF8_STRING) {
static if (false) {
int currentSelectionFormat;
Atom currentSelectionType;
c_ulong selectionDataLength, overflow;
ubyte* selectionDataPtr;
if (XGetWindowProperty(x11display, DefaultRootWindow(x11display), atom_DLANGUI_CLIPBOARD_BUFFER,
0, int.max/4, False, selectionRequest.target,
&currentSelectionType, &currentSelectionFormat, &selectionDataLength,
&overflow, &selectionDataPtr) == 0)
{
scope(exit) XFree(selectionDataPtr);
XChangeProperty(x11display, selectionRequest.requestor, selectionRequest.property,
selectionRequest.target, 8, PropModeReplace,
selectionDataPtr, cast(int)selectionDataLength);
}
} else {
XChangeProperty(x11display, selectionRequest.requestor, selectionRequest.property,
selectionRequest.target, 8, PropModeReplace,
cast(ubyte*)localClipboardContent, cast(int)localClipboardContent.length);
}
selectionEvent.xselection.property = selectionRequest.property;
} else if (selectionRequest.target == atom_TARGETS) {
Atom[3] supportedFormats = [atom_UTF8_STRING, XA_STRING, atom_TARGETS];
XChangeProperty(x11display, selectionRequest.requestor, selectionRequest.property,
XA_ATOM, 32, PropModeReplace,
cast(ubyte*)supportedFormats.ptr, cast(int)supportedFormats.length);
selectionEvent.xselection.property = selectionRequest.property;
}
XSendEvent(x11display, selectionRequest.requestor, False, 0, &selectionEvent);
}
break;
case SelectionNotify:
Log.d("X11: SelectionNotify event");
X11Window w = findWindow(event.xselection.requestor);
break;
case ClientMessage:
debug(x11) Log.d("X11: ClientMessage event");
X11Window w = findWindow(event.xclient.window);
@ -1448,8 +1503,32 @@ class X11Platform : Platform {
/// sets text to clipboard (when mouseBuffer == true, use mouse selection clipboard - under linux)
override void setClipboardText(dstring text, bool mouseBuffer = false) {
localClipboardContent = toUTF8(text);
//XSetSelectionOwner(display, XA_PRIMARY, juce_messageWindowHandle, CurrentTime);
//XSetSelectionOwner(display, atom_CLIPBOARD, juce_messageWindowHandle, CurrentTime);
if (!mouseBuffer && atom_CLIPBOARD == None) {
Log.e("No CLIPBOARD atom available");
return;
}
XWindow xwindow = None;
// Find any top-level window
foreach(w; _windowMap) {
if (w._parent is null && w._win != None) {
xwindow = w._win;
}
}
if (xwindow == None) {
Log.e("Could not find window to save clipboard text");
return;
}
static if (false) {
// This is example of how setting clipboard contents can be implemented without global variable
auto textc = text.toUTF8;
XChangeProperty(x11display, DefaultRootWindow(x11display), atom_DLANGUI_CLIPBOARD_BUFFER, XA_STRING, 8, PropModeReplace, cast(ubyte*)textc.ptr, cast(int)textc.length);
}
if (mouseBuffer && XGetSelectionOwner(x11display, XA_PRIMARY) != xwindow) {
XSetSelectionOwner(x11display, XA_PRIMARY, xwindow, CurrentTime);
} else if (XGetSelectionOwner(x11display, atom_CLIPBOARD != xwindow)) {
XSetSelectionOwner(x11display, atom_CLIPBOARD, xwindow, CurrentTime);
}
}
/// calls request layout for all windows