Added libXaw

1 files changed, 300 insertions, 0 deletions

diff --git a/libXaw/src/Repeater.c b/libXaw/src/Repeater.c
new file mode 100644
index 000000000..52ae2959e
--- /dev/null
+++ b/libXaw/src/Repeater.c
@@ -0,0 +1,300 @@
+/*
+ * $Xorg: Repeater.c,v 1.4 2001/02/09 02:03:45 xorgcvs Exp $
+ *
+Copyright 1990, 1994, 1998  The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+ *
+ * Author:  Jim Fulton, MIT X Consortium
+ * 
+ * This widget is used for press-and-hold style buttons.
+ */
+/* $XFree86: xc/lib/Xaw/Repeater.c,v 1.6 2001/01/17 19:42:29 dawes Exp $ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/IntrinsicP.h>
+#include <X11/StringDefs.h>
+#include <X11/Xaw/RepeaterP.h>
+#include <X11/Xaw/XawInit.h>
+
+#define DO_CALLBACK(rw) \
+XtCallCallbackList((Widget)rw, rw->command.callbacks, NULL)
+
+#define ADD_TIMEOUT(rw, delay)					\
+XtAppAddTimeOut(XtWidgetToApplicationContext((Widget)rw),	\
+		delay, tic, (XtPointer)rw)
+
+#define CLEAR_TIMEOUT(rw) \
+if ((rw)->repeater.timer) {			\
+    XtRemoveTimeOut((rw)->repeater.timer);	\
+    (rw)->repeater.timer = 0;			\
+}
+
+/*
+ * Class Methods
+ */
+static void XawRepeaterInitialize(Widget, Widget, ArgList, Cardinal*);
+static void XawRepeaterDestroy(Widget);
+static Boolean XawRepeaterSetValues(Widget, Widget, Widget,
+				    ArgList, Cardinal*);
+
+/*
+ * Prototypes
+ */
+static void tic(XtPointer, XtIntervalId*);
+
+/*
+ * Actions
+ */
+static void ActionStart(Widget, XEvent*, String*, Cardinal*);
+static void ActionStop(Widget, XEvent*, String*, Cardinal*);
+
+/*
+ * Initialization
+ */
+static char defaultTranslations[] =
+"<Enter>:"	"highlight()\n"
+"<Leave>:"	"unhighlight()\n"
+"<Btn1Down>:"	"set() start()\n"
+"<Btn1Up>:"	"stop() unset()\n"
+;
+
+static XtActionsRec actions[] = {
+  {"start",	ActionStart},
+  {"stop",	ActionStop},
+};
+
+#define offset(field)	XtOffsetOf(RepeaterRec, repeater.field)
+static XtResource resources[] = {
+  {
+    XtNdecay,
+    XtCDecay,
+    XtRInt,
+    sizeof(int),
+    offset(decay),
+    XtRImmediate,
+    (XtPointer)REP_DEF_DECAY
+  },
+  {
+    XtNinitialDelay,
+    XtCDelay,
+    XtRInt,
+    sizeof(int),
+    offset(initial_delay),
+    XtRImmediate,
+    (XtPointer)REP_DEF_INITIAL_DELAY
+  },
+  {
+    XtNminimumDelay,
+    XtCMinimumDelay,
+    XtRInt,
+    sizeof(int),
+    offset(minimum_delay),
+    XtRImmediate,
+    (XtPointer)REP_DEF_MINIMUM_DELAY
+  },
+  {
+    XtNrepeatDelay,
+    XtCDelay,
+    XtRInt,
+    sizeof(int),
+    offset(repeat_delay),
+    XtRImmediate,
+    (XtPointer)REP_DEF_REPEAT_DELAY
+  },
+  {
+    XtNflash,
+    XtCBoolean,
+    XtRBoolean,
+    sizeof(Boolean),
+    offset(flash),
+    XtRImmediate,
+    (XtPointer)False
+  },
+  {
+    XtNstartCallback,
+    XtCStartCallback,
+    XtRCallback,
+    sizeof(XtPointer),
+    offset(start_callbacks),
+    XtRImmediate,
+    NULL
+  },
+  {
+    XtNstopCallback,
+    XtCStopCallback,
+    XtRCallback,
+    sizeof(XtPointer),
+    offset(stop_callbacks),
+    XtRImmediate,
+    NULL
+  },
+};
+#undef offset
+
+#define Superclass	(&commandClassRec)
+RepeaterClassRec repeaterClassRec = {
+  /* core */
+  {
+    (WidgetClass)Superclass,		/* superclass */
+    "Repeater",				/* class_name */
+    sizeof(RepeaterRec),		/* widget_size */
+    XawInitializeWidgetSet,		/* class_initialize */
+    NULL,				/* class_part_initialize */
+    False,				/* class_inited */
+    XawRepeaterInitialize,		/* initialize */
+    NULL,				/* initialize_hook */
+    XtInheritRealize,			/* realize */
+    actions,				/* actions */
+    XtNumber(actions),			/* num_actions */
+    resources,				/* resources */
+    XtNumber(resources),		/* num_resources */
+    NULLQUARK,				/* xrm_class */
+    True,				/* compress_motion */
+    True,				/* compress_exposure */
+    True,				/* compress_enterleave */
+    False,				/* visible_interest */
+    XawRepeaterDestroy,			/* destroy */
+    XtInheritResize,			/* resize */
+    XtInheritExpose,			/* expose */
+    XawRepeaterSetValues,		/* set_values */
+    NULL,				/* set_values_hook */
+    XtInheritSetValuesAlmost,		/* set_values_almost */
+    NULL,				/* get_values_hook */
+    NULL,				/* accept_focus */
+    XtVersion,				/* version */
+    NULL,				/* callback_private */
+    defaultTranslations,		/* tm_table */
+    XtInheritQueryGeometry,		/* query_geometry */
+    XtInheritDisplayAccelerator,	/* display_accelerator */
+    NULL,				/* extension */
+  },
+  /* simple */
+  {
+    XtInheritChangeSensitive,		/* change_sensitive */
+  },
+  /* label */
+  {
+    NULL,				/* extension */
+  },
+  /* command */
+  {
+    NULL,				/* extension */
+  },
+  /* repeater */
+  {
+    NULL,				/* extension */
+  },
+};
+
+WidgetClass repeaterWidgetClass = (WidgetClass) &repeaterClassRec;
+
+
+/*
+ * Implementation
+ */
+/*ARGSUSED*/
+static void
+tic(XtPointer client_data, XtIntervalId *id)
+{
+    RepeaterWidget rw = (RepeaterWidget)client_data;
+
+    rw->repeater.timer = 0;		/* timer is removed */
+    if (rw->repeater.flash) {
+	Widget w = (Widget)rw;
+
+	XClearWindow(XtDisplay(w), XtWindow(w));
+	XtCallActionProc(w, "reset", NULL, NULL, 0);
+	XClearWindow(XtDisplay(w), XtWindow(w));
+	XtCallActionProc(w, "set", NULL, NULL, 0);
+    }
+    DO_CALLBACK(rw);
+
+    rw->repeater.timer = ADD_TIMEOUT(rw, rw->repeater.next_delay);
+
+    if (rw->repeater.decay) {
+	rw->repeater.next_delay -= rw->repeater.decay;
+	if (rw->repeater.next_delay < rw->repeater.minimum_delay)
+	    rw->repeater.next_delay = rw->repeater.minimum_delay;
+    }
+}
+
+/*ARGSUSED*/
+static void
+XawRepeaterInitialize(Widget greq, Widget gnew,
+		      ArgList args, Cardinal *num_args)
+{
+    RepeaterWidget cnew = (RepeaterWidget)gnew;
+
+    if (cnew->repeater.minimum_delay < 0)
+	cnew->repeater.minimum_delay = 0;
+    cnew->repeater.timer = 0;
+}
+
+static void
+XawRepeaterDestroy(Widget gw)
+{
+    CLEAR_TIMEOUT((RepeaterWidget)gw);
+}
+
+/*ARGSUSED*/
+static Boolean
+XawRepeaterSetValues(Widget gcur, Widget greq, Widget gnew,
+		     ArgList args, Cardinal *num_args)
+{
+    RepeaterWidget cur = (RepeaterWidget)gcur;
+    RepeaterWidget cnew = (RepeaterWidget)gnew;
+
+    if (cur->repeater.minimum_delay != cnew->repeater.minimum_delay) {
+	if (cnew->repeater.next_delay < cnew->repeater.minimum_delay)
+	    cnew->repeater.next_delay = cnew->repeater.minimum_delay;
+    }
+
+    return (False);
+}
+
+/*ARGSUSED*/
+static void
+ActionStart(Widget gw, XEvent *event, String *params, Cardinal *num_params)
+{
+    RepeaterWidget rw = (RepeaterWidget)gw;
+
+    CLEAR_TIMEOUT(rw);
+    if (rw->repeater.start_callbacks) 
+	XtCallCallbackList(gw, rw->repeater.start_callbacks, NULL);
+
+    DO_CALLBACK(rw);
+    rw->repeater.timer = ADD_TIMEOUT(rw, rw->repeater.initial_delay);
+    rw->repeater.next_delay = rw->repeater.repeat_delay;
+}
+
+/*ARGSUSED*/
+static void
+ActionStop(Widget gw, XEvent *event, String *params, Cardinal *num_params)
+{
+    RepeaterWidget rw = (RepeaterWidget)gw;
+
+    CLEAR_TIMEOUT((RepeaterWidget)gw);
+    if (rw->repeater.stop_callbacks) 
+	XtCallCallbackList(gw, rw->repeater.stop_callbacks, NULL);
+}