mirror of
https://github.com/kasmtech/KasmVNC.git
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100 lines
3.0 KiB
Diff
100 lines
3.0 KiB
Diff
diff -ur fltk-1.3.0r9110.org/src/Fl.cxx fltk-1.3.0r9110/src/Fl.cxx
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--- fltk-1.3.0r9110.org/src/Fl.cxx 2012-06-17 19:47:09.988183253 +0200
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+++ fltk-1.3.0r9110/src/Fl.cxx 2012-06-17 19:47:10.127189919 +0200
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@@ -1421,6 +1421,7 @@
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// hide() destroys the X window, it does not do unmap!
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#if defined(WIN32)
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+extern void fl_clipboard_notify_untarget(HWND wnd);
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extern void fl_update_clipboard(void);
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#elif USE_XFT
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extern void fl_destroy_xft_draw(Window);
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@@ -1471,6 +1472,8 @@
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// to destroy the window that owns the selection.
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if (GetClipboardOwner()==ip->xid)
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fl_update_clipboard();
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+ // Make sure we unlink this window from the clipboard chain
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+ fl_clipboard_notify_untarget(ip->xid);
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// Send a message to myself so that I'll get out of the event loop...
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PostMessage(ip->xid, WM_APP, 0, 0);
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if (ip->private_dc) fl_release_dc(ip->xid, ip->private_dc);
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diff -ur fltk-1.3.0r9110.org/src/Fl_win32.cxx fltk-1.3.0r9110/src/Fl_win32.cxx
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--- fltk-1.3.0r9110.org/src/Fl_win32.cxx 2012-06-17 19:47:09.987183205 +0200
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+++ fltk-1.3.0r9110/src/Fl_win32.cxx 2012-06-17 19:47:19.069618739 +0200
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@@ -646,6 +646,38 @@
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}
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}
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+static HWND clipboard_wnd = 0;
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+static HWND next_clipboard_wnd = 0;
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+
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+static bool initial_clipboard = true;
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+
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+void fl_clipboard_notify_change() {
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+ // No need to do anything here...
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+}
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+
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+void fl_clipboard_notify_target(HWND wnd) {
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+ if (clipboard_wnd)
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+ return;
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+
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+ // We get one fake WM_DRAWCLIPBOARD immediately, which we therefore
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+ // need to ignore.
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+ initial_clipboard = true;
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+
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+ clipboard_wnd = wnd;
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+ next_clipboard_wnd = SetClipboardViewer(wnd);
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+}
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+
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+void fl_clipboard_notify_untarget(HWND wnd) {
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+ if (wnd != clipboard_wnd)
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+ return;
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+
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+ ChangeClipboardChain(wnd, next_clipboard_wnd);
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+ clipboard_wnd = next_clipboard_wnd = 0;
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+
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+ if (Fl::first_window())
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+ fl_clipboard_notify_target(fl_xid(Fl::first_window()));
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+}
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+
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////////////////////////////////////////////////////////////////
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char fl_is_ime = 0;
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void fl_get_codepage()
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@@ -1327,6 +1359,27 @@
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Fl::handle(FL_SCREEN_CONFIGURATION_CHANGED, NULL);
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return 0;
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+ case WM_CHANGECBCHAIN:
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+ if ((hWnd == clipboard_wnd) &&
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+ (next_clipboard_wnd == (HWND)wParam)) {
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+ next_clipboard_wnd = (HWND)lParam;
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+ return 0;
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+ }
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+ break;
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+
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+ case WM_DRAWCLIPBOARD:
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+ // When the clipboard moves between two FLTK windows,
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+ // fl_i_own_selection will temporarily be false as we are
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+ // processing this message. Hence the need to use fl_find().
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+ if (!initial_clipboard && !fl_find(GetClipboardOwner()))
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+ fl_trigger_clipboard_notify(1);
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+ initial_clipboard = false;
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+
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+ if (next_clipboard_wnd)
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+ SendMessage(next_clipboard_wnd, WM_DRAWCLIPBOARD, wParam, lParam);
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+
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+ return 0;
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+
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default:
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if (Fl::handle(0,0)) return 0;
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break;
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@@ -1685,6 +1738,8 @@
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x->next = Fl_X::first;
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Fl_X::first = x;
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+ fl_clipboard_notify_target(x->xid);
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+
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x->wait_for_expose = 1;
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if (fl_show_iconic) {showit = 0; fl_show_iconic = 0;}
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if (showit) {
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