commit e5f607a355470b766035126e3007320be0929f37
parent a20b72b16c91302a2cb48d02be1aee700f40945c
Author: Samuel Dudik <samuel.dudik@gmail.com>
Date: Thu, 20 Aug 2020 19:39:21 +0200
Refactoring
Diffstat:
M | herbe.c | | | 73 | ++++++++++++++++++++++++++++++++++++------------------------------------- |
1 file changed, 36 insertions(+), 37 deletions(-)
diff --git a/herbe.c b/herbe.c
@@ -29,11 +29,11 @@ static void die(const char *format, ...)
exit(EXIT_FAIL);
}
-int get_max_len(char *body, XftFont *font, int max_text_width)
+int get_max_len(char *string, XftFont *font, int max_text_width)
{
- int eol = strlen(body);
+ int eol = strlen(string);
XGlyphInfo info;
- XftTextExtentsUtf8(display, font, (FcChar8 *)body, eol, &info);
+ XftTextExtentsUtf8(display, font, (FcChar8 *)string, eol, &info);
if (info.width > max_text_width)
{
@@ -43,16 +43,16 @@ int get_max_len(char *body, XftFont *font, int max_text_width)
while (info.width < max_text_width)
{
eol++;
- XftTextExtentsUtf8(display, font, (FcChar8 *)body, eol, &info);
+ XftTextExtentsUtf8(display, font, (FcChar8 *)string, eol, &info);
}
eol--;
}
for (int i = 0; i < eol; i++)
- if (body[i] == '\n')
+ if (string[i] == '\n')
{
- body[i] = ' ';
+ string[i] = ' ';
return ++i;
}
@@ -61,7 +61,7 @@ int get_max_len(char *body, XftFont *font, int max_text_width)
int temp = eol;
- while (body[eol] != ' ' && eol)
+ while (string[eol] != ' ' && eol)
--eol;
if (eol == 0)
@@ -88,6 +88,7 @@ int main(int argc, char *argv[])
}
struct sigaction act_expire, act_ignore;
+
act_expire.sa_handler = expire;
act_expire.sa_flags = SA_RESTART;
sigemptyset(&act_expire.sa_mask);
@@ -103,9 +104,7 @@ int main(int argc, char *argv[])
sigaction(SIGUSR1, &act_ignore, 0);
sigaction(SIGUSR2, &act_ignore, 0);
- display = XOpenDisplay(0);
-
- if (display == 0)
+ if (!(display = XOpenDisplay(0)))
die("Cannot open display");
int screen = DefaultScreen(display);
@@ -115,41 +114,40 @@ int main(int argc, char *argv[])
int screen_width = DisplayWidth(display, screen);
int screen_height = DisplayHeight(display, screen);
- XftColor color;
-
XSetWindowAttributes attributes;
attributes.override_redirect = True;
+ XftColor color;
XftColorAllocName(display, visual, colormap, background_color, &color);
attributes.background_pixel = color.pixel;
XftColorAllocName(display, visual, colormap, border_color, &color);
attributes.border_pixel = color.pixel;
- XftFont *font = XftFontOpenName(display, screen, font_pattern);
-
int num_of_lines = 0;
int max_text_width = width - 2 * padding;
- int words_size = 5;
- char **words = malloc(words_size * sizeof(char *));
- if (!words)
+ int lines_size = 5;
+ char **lines = malloc(lines_size * sizeof(char *));
+ if (!lines)
die("malloc failed");
+ XftFont *font = XftFontOpenName(display, screen, font_pattern);
+
for (int i = 1; i < argc; i++)
{
- char *body = argv[i];
-
- for (unsigned int eol = get_max_len(body, font, max_text_width); eol <= strlen(body) && eol; body += eol, num_of_lines++, eol = get_max_len(body, font, max_text_width))
+ for (unsigned int eol = get_max_len(argv[i], font, max_text_width); eol <= strlen(argv[i]) && eol; argv[i] += eol, num_of_lines++, eol = get_max_len(argv[i], font, max_text_width))
{
- if (words_size <= num_of_lines)
+ if (lines_size <= num_of_lines)
{
- words = realloc(words, (words_size += 5) * sizeof(char *));
- if (!words)
+ lines = realloc(lines, (lines_size += 5) * sizeof(char *));
+ if (!lines)
die("malloc failed");
}
- words[num_of_lines] = malloc((eol + 1) * sizeof(char));
- if (!words[num_of_lines])
+
+ lines[num_of_lines] = malloc((eol + 1) * sizeof(char));
+ if (!lines[num_of_lines])
die("malloc failed");
- strncpy(words[num_of_lines], body, eol);
- words[num_of_lines][eol] = '\0';
+
+ strncpy(lines[num_of_lines], argv[i], eol);
+ lines[num_of_lines][eol] = '\0';
}
}
@@ -164,14 +162,13 @@ int main(int argc, char *argv[])
if (corner == BOTTOM_LEFT || corner == BOTTOM_RIGHT)
y = screen_height - height - border_size * 2 - pos_y;
- window = XCreateWindow(display, RootWindow(display, screen), x, y, width, height, border_size, DefaultDepth(display, screen), CopyFromParent, visual,
- CWOverrideRedirect | CWBackPixel | CWBorderPixel, &attributes);
+ window = XCreateWindow(display, RootWindow(display, screen), x, y, width, height, border_size, DefaultDepth(display, screen),
+ CopyFromParent, visual, CWOverrideRedirect | CWBackPixel | CWBorderPixel, &attributes);
XftDraw *draw = XftDrawCreate(display, window, visual, colormap);
XftColorAllocName(display, visual, colormap, font_color, &color);
XSelectInput(display, window, ExposureMask | ButtonPress);
-
XMapWindow(display, window);
sem_t *mutex = sem_open("/herbe", O_CREAT, 0644, 1);
@@ -183,7 +180,7 @@ int main(int argc, char *argv[])
if (duration != 0)
alarm(duration);
- while (1)
+ for (;;)
{
XEvent event;
XNextEvent(display, &event);
@@ -192,9 +189,10 @@ int main(int argc, char *argv[])
{
XClearWindow(display, window);
for (int i = 0; i < num_of_lines; i++)
- XftDrawStringUtf8(draw, &color, font, padding, line_spacing * i + text_height * (i + 1) + padding, (FcChar8 *)words[i], strlen(words[i]));
+ XftDrawStringUtf8(draw, &color, font, padding, line_spacing * i + text_height * (i + 1) + padding,
+ (FcChar8 *)lines[i], strlen(lines[i]));
}
- if (event.type == ButtonPress)
+ else if (event.type == ButtonPress)
{
if (event.xbutton.button == DISMISS_BUTTON)
break;
@@ -210,13 +208,13 @@ int main(int argc, char *argv[])
sem_close(mutex);
for (int i = 0; i < num_of_lines; i++)
- free(words[i]);
+ free(lines[i]);
- free(words);
+ free(lines);
XftDrawDestroy(draw);
XftColorFree(display, visual, colormap, &color);
XftFontClose(display, font);
XCloseDisplay(display);
- exit(exit_code);
-}
+ return exit_code;
+}
+\ No newline at end of file