jcs
/wikipedia
/amendments
/45
browser: Make sure H[1-5] elements have two newlines before them
Keep track of the last two printed characters so we don't end up
printing more than two newlines
jcs made amendment 45 8 months ago
--- browser.c Wed Aug 30 15:44:45 2023
+++ browser.c Wed Aug 30 17:47:55 2023
@@ -836,8 +836,11 @@ browser_print(struct browser *browser, const char *str
link->pos = was_len;
TESetSelect(SHRT_MAX, SHRT_MAX, browser->te);
- if ((last_style & STYLE_ITALIC) && !(style & STYLE_ITALIC))
+ if ((last_style & STYLE_ITALIC) && !(style & STYLE_ITALIC)) {
TEStylInsert(" ", 1, scrp_rec_h, browser->te);
+ browser->last_printed[0] = browser->last_printed[1];
+ browser->last_printed[1] = ' ';
+ }
if (style & (STYLE_H1 | STYLE_H2 | STYLE_H3 | STYLE_H4 | STYLE_H5)) {
while (len && (str[0] == ' ' || str[0] == '\r')) {
@@ -847,14 +850,37 @@ browser_print(struct browser *browser, const char *str
while (len && (str[len - 1] == ' ' || str[len - 1] == '\r')) {
len--;
}
+
+ if (browser->last_printed[1] != '\0') {
+ if (browser->last_printed[1] == '\r') {
+ if (browser->last_printed[0] != '\r')
+ TEStylInsert("\r", 1, scrp_rec_h, browser->te);
+ } else
+ TEStylInsert("\r\r", 2, scrp_rec_h, browser->te);
+ }
+
+ browser->last_printed[0] = browser->last_printed[1] = '\r';
}
TEStylInsert(str, len, scrp_rec_h, browser->te);
- if (style & (STYLE_H1 | STYLE_H2))
+ if (len == 1) {
+ browser->last_printed[0] = browser->last_printed[1];
+ browser->last_printed[1] = str[0];
+ } else {
+ browser->last_printed[0] = str[len - 2];
+ browser->last_printed[1] = str[len - 1];
+ }
+
+ if (style & (STYLE_H1 | STYLE_H2)) {
browser_draw_line(browser);
- else if (style & (STYLE_H3 | STYLE_H4 | STYLE_H5))
+ browser->last_printed[0] = '-';
+ browser->last_printed[1] = '\r';
+ } else if (style & (STYLE_H3 | STYLE_H4 | STYLE_H5)) {
TEStylInsert("\r", 1, scrp_rec_h, browser->te);
+ browser->last_printed[0] = browser->last_printed[1];
+ browser->last_printed[1] = '\r';
+ }
if (was_len == 0) {
SetCtlValue(browser->te_scroller, GetCtlMin(browser->te_scroller));
@@ -890,6 +916,7 @@ browser_clear(struct browser *browser)
HLock(browser->te);
TESetText("", 0, browser->te);
+ browser->last_printed[0] = browser->last_printed[1] = '\0';
InvalRect(&(*(browser->te))->viewRect);
HUnlock(browser->te);
--- browser.h Tue Aug 29 09:55:47 2023
+++ browser.h Wed Aug 30 17:27:24 2023
@@ -58,6 +58,7 @@ struct browser {
size_t links_count;
size_t links_size;
struct browser_link *links;
+ char last_printed[2];
};
struct browser *browser_init(void);