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author | June McEnroe <june@causal.agency> | 2018-08-11 22:46:28 -0400 |
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committer | June McEnroe <june@causal.agency> | 2018-08-11 22:46:28 -0400 |
commit | 0dfeb3df84d5f8f3cbe5a2104b7bc1d9991dc2d0 (patch) | |
tree | 4520ccc15077c0560ab8354de0fecf31af54f08d | |
parent | Leave room for topic when creating view (diff) | |
download | catgirl-0dfeb3df84d5f8f3cbe5a2104b7bc1d9991dc2d0.tar.gz catgirl-0dfeb3df84d5f8f3cbe5a2104b7bc1d9991dc2d0.zip |
Add shift-{left,right} for single-line scrolling
-rw-r--r-- | ui.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/ui.c b/ui.c index 5f26405..72ff0f4 100644 --- a/ui.c +++ b/ui.c @@ -358,17 +358,23 @@ void uiFmt(struct Tag tag, const wchar_t *format, ...) { free(wcs); } -static void logPageUp(void) { +static void logScrollUp(int lines) { int height = logHeight(ui.view); if (ui.view->scroll == height) return; if (ui.view->scroll == LOG_LINES) ui.view->mark = true; - ui.view->scroll = MAX(ui.view->scroll - height / 2, height); + ui.view->scroll = MAX(ui.view->scroll - lines, height); } -static void logPageDown(void) { +static void logScrollDown(int lines) { if (ui.view->scroll == LOG_LINES) return; - ui.view->scroll = MIN(ui.view->scroll + logHeight(ui.view) / 2, LOG_LINES); + ui.view->scroll = MIN(ui.view->scroll + lines, LOG_LINES); if (ui.view->scroll == LOG_LINES) ui.view->mark = false; } +static void logPageUp(void) { + logScrollUp(logHeight(ui.view) / 2); +} +static void logPageDown(void) { + logScrollDown(logHeight(ui.view) / 2); +} static bool keyChar(wchar_t ch) { if (iswascii(ch)) { @@ -439,6 +445,8 @@ static bool keyChar(wchar_t ch) { static bool keyCode(wchar_t ch) { switch (ch) { break; case KEY_RESIZE: uiResize(); return false; + break; case KEY_SLEFT: logScrollUp(1); return false; + break; case KEY_SRIGHT: logScrollDown(1); return false; break; case KEY_PPAGE: logPageUp(); return false; break; case KEY_NPAGE: logPageDown(); return false; break; case KEY_LEFT: edit(ui.view->tag, EDIT_LEFT, 0); |