diff options
| -rw-r--r-- | examples/makefile | 2 | ||||
| -rw-r--r-- | examples/readme.md | 5 | ||||
| -rw-r--r-- | examples/xawhisto.c | 81 |
3 files changed, 86 insertions, 2 deletions
diff --git a/examples/makefile b/examples/makefile index b65abd1..bb613e5 100644 --- a/examples/makefile +++ b/examples/makefile @@ -3,7 +3,7 @@ CC=gcc CFLAGS=-Wall -g -I/usr/include/X11 LDFLAGS=-L. LOADLIBES= -lX11 -lXt -lXaw -FILES=viewport toggle strip scrollbar repeater pane menu list +FILES=viewport toggle strip scrollbar repeater pane menu list xawhisto all: $(FILES) diff --git a/examples/readme.md b/examples/readme.md index 06ae9ad..5e4a392 100644 --- a/examples/readme.md +++ b/examples/readme.md @@ -48,4 +48,7 @@ toggle select, unselect one of many buttons viewport - shrink the window, select any of the buttons + shrink the window, select any of the buttons + +xawhisto + use the scollbar to show a value diff --git a/examples/xawhisto.c b/examples/xawhisto.c new file mode 100644 index 0000000..542bbf0 --- /dev/null +++ b/examples/xawhisto.c @@ -0,0 +1,81 @@ +#include <stdio.h> +#include <stdlib.h> + +#include <X11/Intrinsic.h> +#include <X11/StringDefs.h> +#include <X11/Xaw/Form.h> +#include <X11/Xaw/Command.h> +#include <X11/Xaw/Scrollbar.h> + + +static XtAppContext app_context; +static Widget scrollbar; +static Widget command; +static XtIntervalId timerId; + +static void update(XtPointer client_data, XtIntervalId * id) +{ + char buf[28]; + static int i = 1; + + sprintf(buf, "% 2d%%", i); + XtVaSetValues(command, XtNlabel, buf, NULL); + XawScrollbarSetThumb(scrollbar, 0.0, (i / 100.0)); + i ++; + i %= 100; + timerId = XtAppAddTimeOut(app_context, 500 , update, app_context); +} + +static void cmd_cb(Widget w, XtPointer client_data, XtPointer call_data) +{ + XtAppSetExitFlag(XtWidgetToApplicationContext(w)); +} + +int main(int argc, char **argv) +{ + + Widget form; + Widget topLevel; + + topLevel = XtVaAppInitialize(&app_context, "demo", + NULL, 0, + &argc, argv, NULL, NULL); + + form = XtVaCreateManagedWidget("form", + formWidgetClass, topLevel, + XtNorientation, XtorientHorizontal, + XtNborderWidth, 0, + XtNdefaultDistance, 2, + NULL); + + command = XtVaCreateManagedWidget("command", + commandWidgetClass, form, + XtNleft, XtChainLeft, + XtNhighlightThickness, 0, + XtNborderWidth, 2, + XtNlabel, "start", + XtNresize, FALSE, + NULL); + + scrollbar = XtVaCreateManagedWidget("scrollbar", + scrollbarWidgetClass, form, + XtNhorizDistance, 3, + XtNfromHoriz, command, + XtNorientation, XtorientHorizontal, + NULL); + + XawScrollbarSetThumb(scrollbar, 0.0, 0.0); + + /* + * disable interaction from scrollbar + */ + XtVaSetValues(scrollbar, + XtNtranslations, XtParseTranslationTable(""), NULL); + + XtAddCallback(command, XtNcallback, cmd_cb, NULL); + + XtRealizeWidget(topLevel); + timerId = XtAppAddTimeOut(app_context, 0, update, app_context); + XtAppMainLoop(app_context); + return 0; +} |