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/*
htop - DynamicMeter.c
(C) 2021 htop dev team
(C) 2021 Red Hat, Inc. All Rights Reserved.
Released under the GNU GPLv2+, see the COPYING file
in the source distribution for its full text.
*/
#include "config.h" // IWYU pragma: keep
#include "DynamicMeter.h"
#include <stdbool.h>
#include <stddef.h>
#include <string.h>
#include "CRT.h"
#include "Machine.h"
#include "Object.h"
#include "Platform.h"
#include "RichString.h"
#include "Settings.h"
#include "XUtils.h"
static const int DynamicMeter_attributes[] = {
DYNAMIC_GRAY,
DYNAMIC_DARKGRAY,
DYNAMIC_RED,
DYNAMIC_GREEN,
DYNAMIC_BLUE,
DYNAMIC_CYAN,
DYNAMIC_MAGENTA,
DYNAMIC_YELLOW,
DYNAMIC_WHITE
};
Hashtable* DynamicMeters_new(void) {
return Platform_dynamicMeters();
}
void DynamicMeters_delete(Hashtable* dynamics) {
if (dynamics) {
Platform_dynamicMetersDone(dynamics);
Hashtable_delete(dynamics);
}
}
typedef struct {
unsigned int key;
const char* name;
bool found;
} DynamicIterator;
static void DynamicMeter_compare(ht_key_t key, void* value, void* data) {
const DynamicMeter* meter = (const DynamicMeter*)value;
DynamicIterator* iter = (DynamicIterator*)data;
if (String_eq(iter->name, meter->name)) {
iter->found = true;
iter->key = key;
}
}
bool DynamicMeter_search(Hashtable* dynamics, const char* name, unsigned int* key) {
DynamicIterator iter = { .key = 0, .name = name, .found = false };
if (dynamics)
Hashtable_foreach(dynamics, DynamicMeter_compare, &iter);
if (key)
*key = iter.key;
return iter.found;
}
const char* DynamicMeter_lookup(Hashtable* dynamics, unsigned int key) {
const DynamicMeter* meter = Hashtable_get(dynamics, key);
return meter ? meter->name : NULL;
}
static void DynamicMeter_init(Meter* meter) {
Platform_dynamicMeterInit(meter);
}
static void DynamicMeter_updateValues(Meter* meter) {
Platform_dynamicMeterUpdateValues(meter);
}
static void DynamicMeter_display(const Object* cast, RichString* out) {
const Meter* meter = (const Meter*)cast;
Platform_dynamicMeterDisplay(meter, out);
}
static const char* DynamicMeter_getCaption(const Meter* this) {
const Settings* settings = this->host->settings;
const DynamicMeter* meter = Hashtable_get(settings->dynamicMeters, this->param);
if (meter)
return meter->caption ? meter->caption : meter->name;
return this->caption;
}
static void DynamicMeter_getUiName(const Meter* this, char* name, size_t length) {
const Settings* settings = this->host->settings;
const DynamicMeter* meter = Hashtable_get(settings->dynamicMeters, this->param);
if (meter) {
const char* uiName = meter->caption;
if (uiName) {
int len = strlen(uiName);
if (len > 2 && uiName[len - 2] == ':')
len -= 2;
xSnprintf(name, length, "%.*s", len, uiName);
} else {
xSnprintf(name, length, "%s", meter->name);
}
}
}
const MeterClass DynamicMeter_class = {
.super = {
.extends = Class(Meter),
.delete = Meter_delete,
.display = DynamicMeter_display
},
.init = DynamicMeter_init,
.updateValues = DynamicMeter_updateValues,
.getCaption = DynamicMeter_getCaption,
.getUiName = DynamicMeter_getUiName,
.defaultMode = TEXT_METERMODE,
.maxItems = 0,
.total = 100.0,
.attributes = DynamicMeter_attributes,
.name = "Dynamic",
.uiName = "Dynamic",
.caption = "",
};
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