sxirc

commit 2b9b38098412ce5fcea2fd38417511d983abbcb6
Author: aabacchus <ben@bvnf.space>
Date:   Tue, 29 Nov 2022 14:07:07 +0000

init

Diffstat:
A
Makefile
 | 
13
+++++++++++++
A
a.c
 | 
96
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

2 files changed, 109 insertions(+), 0 deletions(-)
diff --git a/Makefile b/Makefile
@@ -0,0 +1,13 @@
+.POSIX:
+
+BIN = sxtest
+LIBS = -lsx
+CFLAGS = -Wall -Wextra -pedantic -Og -g
+
+$(BIN): a.c
+	$(CC) a.c $(CFLAGS) -o $(BIN) $(LIBS)
+
+clean:
+	rm -f $(BIN)
+
+.PHONY: clean
diff --git a/a.c b/a.c
@@ -0,0 +1,96 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <libsx.h>
+
+struct textpair {
+    Widget in, out;
+};
+
+void
+submit_cb(Widget w, void *d) {
+    struct textpair *tp = (struct textpair *)d;
+    char *new, *old, *s;
+    new = GetTextWidgetText(tp->in);
+    old = GetTextWidgetText(tp->out);
+    if (new == NULL || old == NULL) {
+        fprintf(stderr, "error getting text\n");
+        exit(1);
+    }
+
+    size_t len = strlen(old);
+    s = malloc(strlen(new) + len + 2);
+    if (s == NULL) {
+        perror("malloc");
+        exit(1);
+    }
+
+    strcpy(s, old);
+    if (len > 0 && old[len - 1] != '\n')
+        strcat(s, "\n");
+    strcat(s, new);
+    SetStringEntry(tp->in, "");
+    SetTextWidgetText(tp->out, s, 0);
+    free(s);
+}
+
+void
+string_cb(Widget w, char *s, void *data) {
+    char *old = GetTextWidgetText((Widget)data);
+    size_t len = strlen(old);
+    char *new = malloc(strlen(s) + len + 2);
+    strcpy(new, old);
+    if (len > 0 && old[len - 1] != '\n')
+        strcat(new, "\n");
+    strcat(new, s);
+    SetTextWidgetText((Widget)data, new, 0);
+    SetStringEntry(w, "");
+    free(new);
+}
+
+void
+quit(Widget w, void *d) {
+    exit(0);
+}
+
+int
+main(int argc, char **argv) {
+    Widget w[4];
+
+    if (OpenDisplay(argc, argv) == 0) {
+        fprintf(stderr, "couldn't open display\n");
+        return 1;
+    }
+
+    w[0] = MakeTextWidget("", 0, 0, 300, 200);
+    //w[1] = MakeTextWidget("", 0, 1, 300, 30);
+    w[1] = MakeStringEntry(NULL, 200, string_cb, w[0]);
+    struct textpair tp = {w[1], w[0]};
+
+    w[2] = MakeButton("Submit", submit_cb, &tp);
+    w[3] = MakeButton("Quit", quit, NULL);
+
+
+    SetWidgetPos(w[1], PLACE_UNDER, w[0], NO_CARE, NULL);
+    SetWidgetPos(w[2], PLACE_RIGHT, w[1], PLACE_UNDER, w[0]);
+    SetWidgetPos(w[3], PLACE_RIGHT, w[2], PLACE_UNDER, w[0]);
+
+    if (!w[0] || !w[1])
+        return 1;
+
+    XtAppContext app = XtWidgetToApplicationContext(w[0]);
+    if (app == NULL)
+        return 1;
+
+    Widget parent, oldparent;
+    oldparent = w[0];
+    do {
+        parent = oldparent;
+        oldparent = XtParent(oldparent);
+    } while (oldparent != NULL && parent != oldparent);
+    fprintf(stderr, "widget %p is toplevel shell: %d\n", parent, XtIsTopLevelShell(parent));
+
+    ShowDisplay();
+    GetStandardColors();
+    MainLoop();
+    return 0;
+}