Update to 0.3.3 release
This commit is contained in:
Daniel P. Berrange
parent
16aebe50a6
commit
ccf38f1b04
@ -1,119 +0,0 @@
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changeset: 111:95f570fc49e1
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user: "Daniel P. Berrange <berrange@redhat.com>"
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date: Wed Jan 09 23:54:24 2008 -0500
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files: src/vncdisplay.c
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description:
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Track keystate & send fake events for GTK key-repeat flaw & to reset state on focus out
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diff -r 73b4f4043cb5 -r 95f570fc49e1 src/vncdisplay.c
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--- a/src/vncdisplay.c Tue Jan 01 14:57:39 2008 -0600
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+++ b/src/vncdisplay.c Wed Jan 09 23:54:24 2008 -0500
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@@ -43,6 +43,8 @@ struct _VncDisplayPrivate
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gboolean in_pointer_grab;
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gboolean in_keyboard_grab;
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+
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+ guint down_keyval[16];
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int button_mask;
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int last_x;
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@@ -392,7 +394,58 @@ static gboolean key_event(GtkWidget *wid
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&level,
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&consumed);
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- gvnc_key_event(priv->gvnc, key->type == GDK_KEY_PRESS ? 1 : 0, keyval);
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+ /*
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+ * More VNC suckiness with key state & modifiers in particular
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+ *
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+ * Because VNC has no concept of modifiers, we have to track what keys are
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+ * pressed and when the widget looses focus send fake key up events for all
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+ * keys current held down. This is because upon gaining focus any keys held
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+ * down are no longer likely to be down. This would thus result in keys
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+ * being 'stuck on' in the remote server. eg upon Alt-Tab to switch window
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+ * focus you'd never see key up for the Alt or Tab keys without this :-(
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+ *
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+ * This is mostly a problem with modifier keys, but its best to just track
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+ * all key presses regardless. There's a limit to how many keys a user can
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+ * press at once due to a max of 10 fingers (normally :-), so down_key_vals
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+ * is only storing upto 16 for now. Should be plenty...
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+ *
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+ * Arggggh.
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+ */
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+ if (key->type == GDK_KEY_PRESS) {
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+ int i;
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+ for (i = 0 ; i < (int)(sizeof(priv->down_keyval)/sizeof(priv->down_keyval[0])) ; i++) {
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+ if (priv->down_keyval[i] == 0) {
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+ priv->down_keyval[i] = keyval;
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+ /* Send the actual key event we're dealing with */
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+ gvnc_key_event(priv->gvnc, 1, keyval);
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+ break;
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+ } else if (priv->down_keyval[i] == keyval) {
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+ /* Got an press when we're already pressed ! Why ... ?
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+ *
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+ * Well, GTK merges sequential press+release pairs of the same
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+ * key so instead of press+release,press+release,press+release
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+ * we only get press+press+press+press+press+release. This
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+ * really annoys some VNC servers, so we have to un-merge
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+ * them into a sensible stream of press+release pairs
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+ */
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+ /* Fake an up event for the previous down event */
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+ gvnc_key_event(priv->gvnc, 0, keyval);
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+ /* Now send our actual ldown event */
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+ gvnc_key_event(priv->gvnc, 1, keyval);
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+ }
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+ }
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+ } else {
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+ int i;
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+ for (i = 0 ; i < (int)(sizeof(priv->down_keyval)/sizeof(priv->down_keyval[0])) ; i++) {
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+ /* We were pressed, and now we're released, so... */
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+ if (priv->down_keyval[i] == keyval) {
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+ priv->down_keyval[i] = 0;
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+ /* ..send the key releae event we're dealing with */
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+ gvnc_key_event(priv->gvnc, 0, keyval);
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+ break;
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+ }
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+ }
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+ }
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if (key->type == GDK_KEY_PRESS &&
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((keyval == GDK_Control_L && (key->state & GDK_MOD1_MASK)) ||
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@@ -436,6 +489,28 @@ static gboolean leave_event(GtkWidget *w
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if (priv->grab_keyboard)
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do_keyboard_ungrab(VNC_DISPLAY(widget), FALSE);
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+
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+ return TRUE;
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+}
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+
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+
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+static gboolean focus_event(GtkWidget *widget, GdkEventFocus *focus G_GNUC_UNUSED,
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+ gpointer data G_GNUC_UNUSED)
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+{
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+ VncDisplayPrivate *priv = VNC_DISPLAY(widget)->priv;
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+ int i;
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+
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+ if (priv->gvnc == NULL || !gvnc_is_initialized(priv->gvnc))
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+ return TRUE;
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+
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+ for (i = 0 ; i < (int)(sizeof(priv->down_keyval)/sizeof(priv->down_keyval[0])) ; i++) {
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+ /* We are currently pressed so... */
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+ if (priv->down_keyval[i] != 0) {
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+ /* ..send the fake key releae event to match */
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+ gvnc_key_event(priv->gvnc, 0, priv->down_keyval[i]);
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+ priv->down_keyval[i] = 0;
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+ }
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+ }
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return TRUE;
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}
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@@ -1128,6 +1203,8 @@ static void vnc_display_init(VncDisplay
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G_CALLBACK(enter_event), NULL);
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g_signal_connect(obj, "leave-notify-event",
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G_CALLBACK(leave_event), NULL);
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+ g_signal_connect(obj, "focus-out-event",
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+ G_CALLBACK(focus_event), NULL);
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GTK_WIDGET_SET_FLAGS(obj, GTK_CAN_FOCUS);
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42
gtk-vnc.spec
42
gtk-vnc.spec
@ -1,16 +1,22 @@
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# -*- rpm-spec -*-
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# Plugin isn't ready for real world use yet - it needs
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# a security audit at very least
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%define with_plugin 0
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Summary: A GTK widget for VNC clients
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Name: gtk-vnc
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Version: 0.3.2
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Release: 2%{?dist}
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Version: 0.3.3
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Release: 1%{?dist}
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License: LGPLv2+
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Group: Development/Libraries
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Source: http://downloads.sourceforge.net/%{name}/%{name}-%{version}.tar.gz
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Patch1: %{name}-%{version}-keystate-tracking.patch
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BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
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URL: http://gtk-vnc.sf.net/
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BuildRequires: gtk2-devel pygtk2-devel python-devel gnutls-devel zlib-devel
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%if %{with_plugin}
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BuildRequires: firefox-devel
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%endif
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%description
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gtk-vnc is a VNC viewer widget for GTK. It is built using coroutines
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@ -40,12 +46,27 @@ allowing it to be completely asynchronous while remaining single threaded.
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A module allowing use of the GTK-VNC widget from python
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%package plugin
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Summary: Mozilla plugin for the gtk-vnc library
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Group: Development/Libraries
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Requires: %{name} = %{version}
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%description plugin
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gtk-vnc is a VNC viewer widget for GTK. It is built using coroutines
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allowing it to be completely asynchronous while remaining single threaded.
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This package provides a web browser plugin for Mozilla compatible
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browsers.
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%prep
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%setup -q
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%patch1 -p1
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%build
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%if %{with_plugin}
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%configure --enable-plugin=yes
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%else
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%configure
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%endif
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make
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%install
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@ -55,6 +76,10 @@ rm -f %{buildroot}%{_libdir}/*.a
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rm -f %{buildroot}%{_libdir}/*.la
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rm -f %{buildroot}%{_libdir}/python*/site-packages/*.a
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rm -f %{buildroot}%{_libdir}/python*/site-packages/*.la
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%if %{with_plugin}
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rm -f %{buildroot}%{_libdir}/mozilla/plugins/%{name}-plugin.a
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rm -f %{buildroot}%{_libdir}/mozilla/plugins/%{name}-plugin.la
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%endif
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%clean
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rm -fr %{buildroot}
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@ -81,7 +106,16 @@ rm -fr %{buildroot}
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%doc examples/gvncviewer.py
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%{_libdir}/python*/site-packages/gtkvnc.so
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%if %{with_plugin}
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%files plugin
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%defattr(-, root, root)
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%{_libdir}/mozilla/plugins/%{name}-plugin.so
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%endif
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%changelog
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* Sun Feb 3 2008 Daniel P. Berrange <berrange@redhat.com> - 0.3.3-1.fc9
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- Update to 0.3.3 release
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* Mon Jan 14 2008 Daniel P. Berrange <berrange@redhat.com> - 0.3.2-2.fc9
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- Track keystate to avoid stuck modifier keys
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