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i3/sighandler: Pre-compute i3Strings for text

This commit is contained in:
Quentin Glidic 2012-08-07 22:30:37 +02:00
parent b6c705a1a4
commit bf177da17d
1 changed files with 12 additions and 7 deletions
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19
src/sighandler.c
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@ -39,7 +39,7 @@ static int crash_text_longest = 5;
* Draw the window containing the info text
*
*/
static int sig_draw_window(xcb_window_t win, int width, int height, int font_height) {
static int sig_draw_window(xcb_window_t win, int width, int height, int font_height, i3String **crash_text_i3strings) {
/* re-draw the background */
xcb_rectangle_t border = { 0, 0, width, height},
inner = { 2, 2, width - 4, height - 4};
@ -51,8 +51,8 @@ static int sig_draw_window(xcb_window_t win, int width, int height, int font_hei
/* restore font color */
set_font_colors(pixmap_gc, get_colorpixel("#FFFFFF"), get_colorpixel("#000000"));
for (int i = 0; i < sizeof(crash_text) / sizeof(char*); i++) {
draw_text(crash_text[i], strlen(crash_text[i]), false, pixmap, pixmap_gc,
for (int i = 0; crash_text_i3strings[i] != NULL; ++i) {
draw_text((char *)i3string_as_ucs2(crash_text_i3strings[i]), i3string_get_num_glyphs(crash_text_i3strings[i]), true, pixmap, pixmap_gc,
8, 5 + i * font_height, width - 16);
}
@ -147,10 +147,15 @@ void handle_signal(int sig, siginfo_t *info, void *data) {
int crash_text_num = sizeof(crash_text) / sizeof(char*);
int height = 13 + (crash_text_num * config.font.height);
int crash_text_length = sizeof(crash_text) / sizeof(char*);
i3String **crash_text_i3strings = smalloc(sizeof(i3String *) * (crash_text_length + 1));
/* Pre-compute i3Strings for our text */
for (int i = 0; i < crash_text_length; ++i) {
crash_text_i3strings[i] = i3string_from_utf8(crash_text[i]);
}
crash_text_i3strings[crash_text_length] = NULL;
/* calculate width for longest text */
size_t text_len = strlen(crash_text[crash_text_longest]);
xcb_char2b_t *longest_text = convert_utf8_to_ucs2(crash_text[crash_text_longest], &text_len);
int font_width = predict_text_width((char *)longest_text, text_len, true);
int font_width = predict_text_width((char *)i3string_as_ucs2(crash_text_i3strings[crash_text_longest]), i3string_get_num_glyphs(crash_text_i3strings[crash_text_longest]), true);
int width = font_width + 20;
/* Open a popup window on each virtual screen */
@ -174,7 +179,7 @@ void handle_signal(int sig, siginfo_t *info, void *data) {
xcb_grab_pointer(conn, false, win, XCB_NONE, XCB_GRAB_MODE_ASYNC,
XCB_GRAB_MODE_ASYNC, win, XCB_NONE, XCB_CURRENT_TIME);
sig_draw_window(win, width, height, config.font.height);
sig_draw_window(win, width, height, config.font.height, crash_text_i3strings);
xcb_flush(conn);
}