* vim:ts=4:sw=4:expandtab
*
* i3 - an improved dynamic tiling window manager
- * © 2009-2011 Michael Stapelberg and contributors (see also: LICENSE)
+ * © 2009 Michael Stapelberg and contributors (see also: LICENSE)
*
* string.c: Define an i3String type to automagically handle UTF-8/UCS-2
* conversions. Some font backends need UCS-2 (X core fonts),
* others want UTF-8 (Pango).
*
*/
+#include "libi3.h"
#include <stdlib.h>
#include <string.h>
-#include "libi3.h"
+#include <glib.h>
struct _i3String {
char *utf8;
xcb_char2b_t *ucs2;
size_t num_glyphs;
size_t num_bytes;
+ bool pango_markup;
};
/*
*
*/
i3String *i3string_from_utf8(const char *from_utf8) {
- i3String *str = scalloc(sizeof(i3String));
+ return i3string_from_utf8_with_length(from_utf8, -1);
+}
- /* Get the text */
- str->utf8 = sstrdup(from_utf8);
+/*
+ * Build an i3String from an UTF-8 encoded string in Pango markup.
+ *
+ */
+i3String *i3string_from_markup(const char *from_markup) {
+ i3String *str = i3string_from_utf8(from_markup);
- /* Compute and store the length */
- str->num_bytes = strlen(str->utf8);
+ /* Set the markup flag */
+ str->pango_markup = true;
return str;
}
/*
* Build an i3String from an UTF-8 encoded string with fixed length.
- * To be used when no proper NUL-terminaison is available.
+ * To be used when no proper NULL-termination is available.
* Returns the newly-allocated i3String.
*
*/
-i3String *i3string_from_utf8_with_length(const char *from_utf8, size_t num_bytes) {
- i3String *str = scalloc(sizeof(i3String));
+i3String *i3string_from_utf8_with_length(const char *from_utf8, ssize_t num_bytes) {
+ i3String *str = scalloc(1, sizeof(i3String));
- /* Copy the actual text to our i3String */
- str->utf8 = scalloc(sizeof(char) * (num_bytes + 1));
- strncpy(str->utf8, from_utf8, num_bytes);
- str->utf8[num_bytes] = '\0';
+ /* g_utf8_make_valid NULL-terminates the string. */
+ str->utf8 = g_utf8_make_valid(from_utf8, num_bytes);
- /* Store the length */
- str->num_bytes = num_bytes;
+ /* num_bytes < 0 means NULL-terminated string, need to calculate length */
+ str->num_bytes = num_bytes < 0 ? strlen(str->utf8) : (size_t)num_bytes;
+
+ return str;
+}
+
+/*
+ * Build an i3String from an UTF-8 encoded string in Pango markup with fixed
+ * length.
+ *
+ */
+i3String *i3string_from_markup_with_length(const char *from_markup, size_t num_bytes) {
+ i3String *str = i3string_from_utf8_with_length(from_markup, num_bytes);
+
+ /* set the markup flag */
+ str->pango_markup = true;
return str;
}
*
*/
i3String *i3string_from_ucs2(const xcb_char2b_t *from_ucs2, size_t num_glyphs) {
- i3String *str = scalloc(sizeof(i3String));
+ i3String *str = scalloc(1, sizeof(i3String));
/* Copy the actual text to our i3String */
- size_t num_bytes = num_glyphs * sizeof(xcb_char2b_t);
- str->ucs2 = scalloc(num_bytes);
- memcpy(str->ucs2, from_ucs2, num_bytes);
+ str->ucs2 = scalloc(num_glyphs, sizeof(xcb_char2b_t));
+ memcpy(str->ucs2, from_ucs2, num_glyphs * sizeof(xcb_char2b_t));
/* Store the length */
str->num_glyphs = num_glyphs;
return str;
}
+/*
+ * Copies the given i3string.
+ * Note that this will not free the source string.
+ */
+i3String *i3string_copy(i3String *str) {
+ i3String *copy = i3string_from_utf8(i3string_as_utf8(str));
+ copy->pango_markup = str->pango_markup;
+ return copy;
+}
+
/*
* Free an i3String.
*
return str->num_bytes;
}
+/*
+ * Whether the given i3String is in Pango markup.
+ */
+bool i3string_is_markup(i3String *str) {
+ return str->pango_markup;
+}
+
+/*
+ * Set whether the i3String should use Pango markup.
+ */
+void i3string_set_markup(i3String *str, bool pango_markup) {
+ str->pango_markup = pango_markup;
+}
+
+/*
+ * Escape pango markup characters in the given string.
+ */
+i3String *i3string_escape_markup(i3String *str) {
+ const char *text = i3string_as_utf8(str);
+ char *escaped = g_markup_escape_text(text, -1);
+ i3String *result = i3string_from_utf8(escaped);
+ free(escaped);
+ return result;
+}
+
/*
* Returns the number of glyphs in an i3String.
*