From 58183b7ceacb774b018bd61e6ad6c127662c7fcb Mon Sep 17 00:00:00 2001 From: Ulrich Sibiller Date: Sun, 5 Mar 2017 23:51:24 +0100 Subject: nxagent: Add autograb mode. You can now toggle between autograb mode by pressing CTRL-ALT-G (default, can be adjusted in keystrokes.cfg). Fixes ArcticaProject/nx-libs#384. --- nx-X11/programs/Xserver/hw/nxagent/Events.c | 84 +++++++++++++++++++++++++- nx-X11/programs/Xserver/hw/nxagent/Events.h | 3 +- nx-X11/programs/Xserver/hw/nxagent/Keystroke.c | 9 ++- nx-X11/programs/Xserver/hw/nxagent/Keystroke.h | 2 + 4 files changed, 93 insertions(+), 5 deletions(-) (limited to 'nx-X11/programs/Xserver') diff --git a/nx-X11/programs/Xserver/hw/nxagent/Events.c b/nx-X11/programs/Xserver/hw/nxagent/Events.c index 553eaccd6..95a00afbf 100644 --- a/nx-X11/programs/Xserver/hw/nxagent/Events.c +++ b/nx-X11/programs/Xserver/hw/nxagent/Events.c @@ -674,6 +674,40 @@ static void nxagentSwitchDeferMode(void) } } +static Bool autograb = False; + +static void nxagentEnableAutoGrab(void) +{ +#ifdef DEBUG + fprintf(stderr, "enabling autograb\n"); +#endif + + nxagentGrabPointerAndKeyboard(NULL); + autograb = True; +} + +static void nxagentDisableAutoGrab(void) +{ +#ifdef DEBUG + fprintf(stderr, "disabling autograb\n"); +#endif + + nxagentUngrabPointerAndKeyboard(NULL); + autograb = False; +} + +static void nxagentToggleAutoGrab(void) +{ + /* autograb only works in windowed mode */ + if (nxagentOption(Rootless) || nxagentOption(Fullscreen)) + return; + + if (!autograb) + nxagentEnableAutoGrab(); + else + nxagentDisableAutoGrab(); +} + static Bool nxagentExposurePredicate(Display *display, XEvent *event, XPointer window) { /* @@ -1060,6 +1094,12 @@ void nxagentDispatchEvents(PredicateFuncPtr predicate) break; } + case doAutoGrab: + { + nxagentToggleAutoGrab(); + + break; + } default: { FatalError("nxagentDispatchEvent: handleKeyPress returned unknown value\n"); @@ -1519,6 +1559,17 @@ FIXME: Don't enqueue the KeyRelease event if the key was } } + /* FIXME: only when in windowed mode! */ + if (autograb) + { + if (X.xfocus.window == nxagentDefaultWindows[0] && X.xfocus.mode == NotifyNormal) + { + #ifdef DEBUG + fprintf(stderr, "%s: (FocusIn): grabbing\n", __func__); + #endif + nxagentGrabPointerAndKeyboard(NULL); + } + } break; } case FocusOut: @@ -1597,6 +1648,19 @@ FIXME: Don't enqueue the KeyRelease event if the key was #endif /* NXAGENT_FIXKEYS */ + if (autograb) + { + XlibWindow w; + int revert_to; + XGetInputFocus(nxagentDisplay, &w, &revert_to); + if (w != nxagentDefaultWindows[0] && X.xfocus.mode == NotifyWhileGrabbed) + { + #ifdef DEBUG + fprintf(stderr, "%s: (FocusOut): ungrabbing\n", __func__); + #endif + nxagentUngrabPointerAndKeyboard(NULL); + } + } break; } case KeymapNotify: @@ -3827,13 +3891,26 @@ void nxagentGrabPointerAndKeyboard(XEvent *X) fprintf(stderr, "nxagentGrabPointerAndKeyboard: Going to grab the keyboard in context [B1].\n"); #endif - result = XGrabKeyboard(nxagentDisplay, nxagentFullscreenWindow, - True, GrabModeAsync, GrabModeAsync, now); + if (nxagentFullscreenWindow) + result = XGrabKeyboard(nxagentDisplay, nxagentFullscreenWindow, + True, GrabModeAsync, GrabModeAsync, now); + else + result = XGrabKeyboard(nxagentDisplay, RootWindow(nxagentDisplay, DefaultScreen(nxagentDisplay)), + True, GrabModeAsync, GrabModeAsync, now); if (result != GrabSuccess) { + #ifdef DEBUG + fprintf(stderr, "%s: keyboard grab failed.\n", __func__); + #endif return; } + #ifdef DEBUG + else + { + fprintf(stderr, "%s: keyboard grab successful.\n", __func__); + } + #endif /* * The smart scheduler could be stopped while @@ -3851,7 +3928,8 @@ void nxagentGrabPointerAndKeyboard(XEvent *X) resource = nxagentWaitForResource(NXGetCollectGrabPointerResource, nxagentCollectGrabPointerPredicate); - NXCollectGrabPointer(nxagentDisplay, resource, + if (nxagentFullscreenWindow) + NXCollectGrabPointer(nxagentDisplay, resource, nxagentFullscreenWindow, True, NXAGENT_POINTER_EVENT_MASK, GrabModeAsync, GrabModeAsync, None, None, now); diff --git a/nx-X11/programs/Xserver/hw/nxagent/Events.h b/nx-X11/programs/Xserver/hw/nxagent/Events.h index 8bc798945..85f585e1f 100644 --- a/nx-X11/programs/Xserver/hw/nxagent/Events.h +++ b/nx-X11/programs/Xserver/hw/nxagent/Events.h @@ -50,7 +50,8 @@ enum HandleEventResult doViewportRight, doViewportDown, doSwitchResizeMode, - doSwitchDeferMode + doSwitchDeferMode, + doAutoGrab, }; extern CARD32 nxagentLastEventTime; diff --git a/nx-X11/programs/Xserver/hw/nxagent/Keystroke.c b/nx-X11/programs/Xserver/hw/nxagent/Keystroke.c index fe7e10d82..fb2979a1f 100644 --- a/nx-X11/programs/Xserver/hw/nxagent/Keystroke.c +++ b/nx-X11/programs/Xserver/hw/nxagent/Keystroke.c @@ -99,6 +99,9 @@ char * nxagentSpecialKeystrokeNames[] = { "viewport_scroll_down", "reread_keystrokes", + + "autograb", + NULL, }; @@ -138,6 +141,7 @@ struct nxagentSpecialKeystrokeMap default_map[] = { {KEYSTROKE_VIEWPORT_SCROLL_DOWN, ControlMask, True, XK_Down}, {KEYSTROKE_VIEWPORT_SCROLL_DOWN, ControlMask, True, XK_KP_Down}, {KEYSTROKE_REREAD_KEYSTROKES, ControlMask, True, XK_k}, + {KEYSTROKE_AUTOGRAB, ControlMask, True, XK_g}, {KEYSTROKE_END_MARKER, 0, False, NoSymbol}, }; struct nxagentSpecialKeystrokeMap *map = default_map; @@ -467,7 +471,7 @@ static enum nxagentSpecialKeystroke find_keystroke(XKeyEvent *X) #endif for (struct nxagentSpecialKeystrokeMap *cur = map; cur->stroke != KEYSTROKE_END_MARKER; cur++) { #ifdef DEBUG - fprintf(stderr, "%s: checking keysym '%c' (%d)\n", __func__, cur->keysym, cur->keysym); + fprintf(stderr,"%s: keysym %d stroke %d, type %d\n", __func__, cur->keysym, cur->stroke, X->type); #endif if (cur->keysym == keysym && modifier_matches(cur->modifierMask, cur->modifierAltMeta, X->state)) { #ifdef DEBUG @@ -627,6 +631,9 @@ Bool nxagentCheckSpecialKeystroke(XKeyEvent *X, enum HandleEventResult *result) if (X->type == KeyRelease) nxagentInitKeystrokes(True); break; + case KEYSTROKE_AUTOGRAB: + *result = doAutoGrab; + break; case KEYSTROKE_NOTHING: /* do nothing. difference to KEYSTROKE_IGNORE is the return value */ case KEYSTROKE_END_MARKER: /* just to make gcc STFU */ case KEYSTROKE_MAX: diff --git a/nx-X11/programs/Xserver/hw/nxagent/Keystroke.h b/nx-X11/programs/Xserver/hw/nxagent/Keystroke.h index 13a83d0fe..9d7c4c4d5 100644 --- a/nx-X11/programs/Xserver/hw/nxagent/Keystroke.h +++ b/nx-X11/programs/Xserver/hw/nxagent/Keystroke.h @@ -73,6 +73,8 @@ enum nxagentSpecialKeystroke { KEYSTROKE_REREAD_KEYSTROKES, + KEYSTROKE_AUTOGRAB, + KEYSTROKE_NOTHING, /* insert more here and in the string translation */ -- cgit v1.2.3