Hyprland/src/helpers/MiscFunctions.cpp
2022-05-05 12:50:25 +02:00

123 lines
No EOL
3.9 KiB
C++

#include "MiscFunctions.hpp"
#include "../defines.hpp"
#include <algorithm>
void addWLSignal(wl_signal* pSignal, wl_listener* pListener, void* pOwner, std::string ownerString) {
ASSERT(pSignal);
ASSERT(pListener);
wl_signal_add(pSignal, pListener);
Debug::log(LOG, "Registered signal for owner %x: %x -> %x (owner: %s)", pOwner, pSignal, pListener, ownerString.c_str());
}
void handleNoop(struct wl_listener *listener, void *data) {
// Do nothing
}
void wlr_signal_emit_safe(struct wl_signal *signal, void *data) {
struct wl_listener cursor;
struct wl_listener end;
/* Add two special markers: one cursor and one end marker. This way, we know
* that we've already called listeners on the left of the cursor and that we
* don't want to call listeners on the right of the end marker. The 'it'
* function can remove any element it wants from the list without troubles.
* wl_list_for_each_safe tries to be safe but it fails: it works fine
* if the current item is removed, but not if the next one is. */
wl_list_insert(&signal->listener_list, &cursor.link);
cursor.notify = handleNoop;
wl_list_insert(signal->listener_list.prev, &end.link);
end.notify = handleNoop;
while (cursor.link.next != &end.link) {
struct wl_list *pos = cursor.link.next;
struct wl_listener *l = wl_container_of(pos, l, link);
wl_list_remove(&cursor.link);
wl_list_insert(pos, &cursor.link);
l->notify(l, data);
}
wl_list_remove(&cursor.link);
wl_list_remove(&end.link);
}
std::string getFormat(const char *fmt, ...) {
char buf[2048] = "";
va_list args;
va_start(args, fmt);
vsprintf(buf, fmt, args);
va_end(args);
return std::string(buf);
}
void scaleBox(wlr_box* box, float scale) {
box->width = std::round((box->x + box->width) * scale) - std::round(box->x * scale);
box->height = std::round((box->y + box->height) * scale) - std::round(box->y * scale);
box->x = std::round(box->x * scale);
box->y = std::round(box->y * scale);
}
std::string removeBeginEndSpacesTabs(std::string str) {
while (str[0] == ' ' || str[0] == '\t') {
str = str.substr(1);
}
while (str[str.length() - 1] == ' ' || str[str.length() - 1] == '\t') {
str = str.substr(0, str.length() - 1);
}
return str;
}
float getPlusMinusKeywordResult(std::string source, float relative) {
float result = INT_MAX;
if (source.find_first_of("+") == 0) {
try {
if (source.find('.') != std::string::npos)
result = relative + std::stof(source.substr(1));
else
result = relative + std::stoi(source.substr(1));
} catch (...) {
Debug::log(ERR, "Invalid arg \"%s\" in getPlusMinusKeywordResult!", source.c_str());
return INT_MAX;
}
} else if (source.find_first_of("-") == 0) {
try {
if (source.find('.') != std::string::npos)
result = relative - std::stof(source.substr(1));
else
result = relative - std::stoi(source.substr(1));
} catch (...) {
Debug::log(ERR, "Invalid arg \"%s\" in getPlusMinusKeywordResult!", source.c_str());
return INT_MAX;
}
} else {
try {
if (source.find('.') != std::string::npos)
result = stof(source);
else
result = stoi(source);
} catch (...) {
Debug::log(ERR, "Invalid arg \"%s\" in getPlusMinusKeywordResult!", source.c_str());
return INT_MAX;
}
}
return result;
}
bool isNumber(const std::string& str) {
return std::ranges::all_of(str.begin(), str.end(), [](char c) { return isdigit(c) != 0; });
}
bool isDirection(const std::string& arg) {
return arg == "l" || arg == "r" || arg == "u" || arg == "d" || arg == "t" || arg == "b";
}