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Merge pull request #62 from Federico-Ciuffardi/fast-scrolling-fix

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Mitigates disappearing blocks on fast mouse interaction
This commit is contained in:
Luke Smith 2021-02-24 08:29:53 -05:00 committed by GitHub
commit 7101103744
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 21 additions and 6 deletions
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21
dwmblocks.c
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@ -13,6 +13,7 @@ typedef struct {
unsigned int interval;
unsigned int signal;
} Block;
char** last_updates;
void sighandler(int num);
void buttonhandler(int sig, siginfo_t *si, void *ucontext);
void replace(char *str, char old, char new);
@ -61,7 +62,7 @@ void remove_all(char *str, char to_remove) {
}
//opens process *cmd and stores output in *output
void getcmd(const Block *block, char *output)
void getcmd(const Block *block, char* last_update , char *output)
{
if (block->signal)
{
@ -77,6 +78,11 @@ void getcmd(const Block *block, char *output)
int i = strlen(block->icon);
fgets(output+i, CMDLENGTH-(strlen(delim)+1), cmdf);
remove_all(output, '\n');
if(i == strlen(output))
strcpy(output+i, last_update);
else
strcpy(last_update, output+i);
i = strlen(output);
if ((i > 0 && block != &blocks[LENGTH(blocks) - 1]))
strcat(output, delim);
@ -92,7 +98,7 @@ void getcmds(int time)
{
current = blocks + i;
if ((current->interval != 0 && time % current->interval == 0) || time == -1)
getcmd(current,statusbar[i]);
getcmd(current,last_updates[i],statusbar[i]);
}
}
@ -104,7 +110,7 @@ void getsigcmds(int signal)
{
current = blocks + i;
if (current->signal == signal)
getcmd(current,statusbar[i]);
getcmd(current,last_updates[i],statusbar[i]);
}
}
@ -176,6 +182,11 @@ void statusloop()
#ifndef __OpenBSD__
setupsignals();
#endif
last_updates = malloc(sizeof(char*) * LENGTH(blocks));
for(int i = 0; i < LENGTH(blocks); i++) {
last_updates[i] = malloc(sizeof(char) * CMDLENGTH);
strcpy(last_updates[i],"");
}
int i = 0;
getcmds(-1);
while(statusContinue)
@ -222,6 +233,10 @@ void buttonhandler(int sig, siginfo_t *si, void *ucontext)
void termhandler(int signum)
{
for(int i = 0; i < LENGTH(blocks); i++) {
free(last_updates[i]);
}
free(last_updates);
statusContinue = 0;
exit(0);
}