Attachment 126752 Details for Bug 865 – xorg-server-1.18.4-xkb-switch-on-release.patch

[patch] xorg-server-1.18.4-xkb-switch-on-release.patch

xorg-server-1.18.4-xkb-switch-on-release.patch (text/plain), 3.35 KB, created by Alon Bar-Lev on 2016-09-24 00:18:29 UTC

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Creator: Alon Bar-Lev

Created: 2016-09-24 00:18:29 UTC

Size: 3.35 KB

patch

obsolete

>[PATCH] xkb: switch group in reverse
>
>---
>
>--- xkb/xkbActions.c.orig	2016-07-19 20:07:29.000000000 +0300
>+++ xkb/xkbActions.c	2016-09-24 02:57:52.460989405 +0300
>@@ -351,6 +351,68 @@ _XkbFilterLatchState(XkbSrvInfoPtr xkbi,
>     return 1;
> }
> 
>+static int xkbSwitchGroupOnRelease(void)
>+{
>+    /* TODO: user configuring */
>+    return TRUE;
>+}
>+
>+static void xkbUpdateLockedGroup(XkbSrvInfoPtr xkbi, XkbAction* pAction)
>+{
>+    XkbGroupAction ga = pAction->group;
>+    if (ga.flags&XkbSA_GroupAbsolute)
>+        xkbi->state.locked_group= XkbSAGroup(&ga);
>+    else
>+        xkbi->state.locked_group+= XkbSAGroup(&ga);
>+}
>+
>+static XkbFilterPtr _XkbNextFreeFilter(XkbSrvInfoPtr xkbi);
>+
>+static int
>+_XkbFilterLockGroup(XkbSrvInfoPtr xkbi,
>+                    XkbFilterPtr filter, unsigned keycode, XkbAction *pAction)
>+{
>+    int sendEvent = 1;
>+
>+    if (!xkbSwitchGroupOnRelease()) {
>+        xkbUpdateLockedGroup(xkbi, pAction);
>+        return sendEvent;
>+    }
>+    
>+    /* Delay switch till button release */
>+    if (filter->keycode==0) {                /* initial press */
>+        filter->keycode = keycode;
>+        filter->active = 1;
>+        filter->filterOthers = 0; /* for what? */
>+        filter->filter = _XkbFilterLockGroup;
>+
>+        /* filter->priv = 0; */
>+        filter->upAction = *pAction;
>+
>+        /* Ok, now we need to simulate the action which would go if this action didn't block it.
>+           XkbSA_SetMods is the one: it is to set modifier' flag up. */
>+        {
>+            XkbStateRec        fake_state = xkbi->state;
>+            XkbAction act;
>+
>+            fake_state.mods = 0;
>+            act = XkbGetKeyAction(xkbi, &fake_state, keycode);
>+
>+            /* KLUDGE: XkbSA_SetMods only? */
>+            if (act.type == XkbSA_SetMods) { 
>+                XkbFilterPtr filter = _XkbNextFreeFilter(xkbi);
>+                sendEvent = _XkbFilterSetState(xkbi,filter,keycode,&act);
>+            }
>+        }
>+    }
>+    else {
>+          /* do nothing if some button else is pressed */
>+        if (!pAction)
>+            xkbUpdateLockedGroup(xkbi, &filter->upAction);
>+        filter->active = 0;
>+    }
>+}
>+
> static int
> _XkbFilterLockState(XkbSrvInfoPtr xkbi,
>                     XkbFilterPtr filter, unsigned keycode, XkbAction *pAction)
>@@ -370,7 +432,7 @@ _XkbFilterLockState(XkbSrvInfoPtr xkbi,
>         filter->active = 1;
>         filter->filterOthers = 0;
>         filter->priv = xkbi->state.locked_mods & pAction->mods.mask;
>-        filter->filter = _XkbFilterLockState;
>+        filter->filter = _XkbFilterLockMods;
>         filter->upAction = *pAction;
>         if (!(filter->upAction.mods.flags & XkbSA_LockNoLock))
>             xkbi->state.locked_mods |= pAction->mods.mask;
>@@ -1250,9 +1312,12 @@ XkbHandleActions(DeviceIntPtr dev, Devic
>                 sendEvent = _XkbFilterLatchState(xkbi, filter, key, &act);
>                 break;
>             case XkbSA_LockMods:
>+                filter = _XkbNextFreeFilter(xkbi);
>+                sendEvent = _XkbFilterLockMods(xkbi,filter,key,&act);
>+                break;
>             case XkbSA_LockGroup:
>                 filter = _XkbNextFreeFilter(xkbi);
>-                sendEvent = _XkbFilterLockState(xkbi, filter, key, &act);
>+                sendEvent = _XkbFilterLockGroup(xkbi, filter, key, &act);
>                 break;
>             case XkbSA_ISOLock:
>                 filter = _XkbNextFreeFilter(xkbi);

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Attachments on bug 865: 33142 | 59741 | 63378 | 69198 | 69213 | 122717 | 126752 | 126753 | 129860 | 129861 | 131147 | 134843

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