WiiUPluginSystem/libraries/libwups/WUPSConfigItemMultipleValues.cpp

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#include "wups/config/WUPSConfigItemMultipleValues.h"
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <wups.h>
int32_t WUPSConfigItemMultipleValues_getCurrentValueDisplay(void *context, char *out_buf, int32_t out_size) {
auto *item = (ConfigItemMultipleValues *) context;
if (item->values && item->valueIndex >= 0 && item->valueIndex < item->valueCount) {
if (item->values[item->valueIndex].valueName == nullptr) {
return -2;
}
strncpy(out_buf, item->values[item->valueIndex].valueName, out_size);
return 0;
}
return -1;
}
bool WUPSConfigItemMultipleValues_callCallback(void *context) {
auto *item = (ConfigItemMultipleValues *) context;
if (item->callback != nullptr && item->values && item->valueIndex >= 0 && item->valueIndex < item->valueCount) {
((MultipleValuesChangedCallback) (item->callback))(item, item->values[item->valueIndex].value);
return true;
}
return false;
}
void WUPSConfigItemMultipleValues_onButtonPressed(void *context, WUPSConfigButtons buttons) {
auto *item = (ConfigItemMultipleValues *) context;
if (buttons & WUPS_CONFIG_BUTTON_LEFT) {
item->valueIndex--;
} else if (buttons & WUPS_CONFIG_BUTTON_RIGHT) {
item->valueIndex++;
}
if (item->valueIndex < 0) {
item->valueIndex = 0;
} else if (item->valueIndex >= item->valueCount) {
item->valueIndex = item->valueCount - 1;
}
}
bool WUPSConfigItemMultipleValues_isMovementAllowed(void *context) {
return true;
}
int32_t WUPSConfigItemMultipleValues_getCurrentValueSelectedDisplay(void *context, char *out_buf, int32_t out_size) {
auto *item = (ConfigItemMultipleValues *) context;
if (item->values && item->valueIndex >= 0 && item->valueIndex < item->valueCount) {
if (item->valueCount == 1) {
snprintf(out_buf, out_size, " %s ", item->values[item->valueIndex].valueName);
} else if (item->valueIndex == 0) {
snprintf(out_buf, out_size, " %s >", item->values[item->valueIndex].valueName);
} else if (item->valueIndex + 1 == item->valueCount) {
snprintf(out_buf, out_size, "< %s ", item->values[item->valueIndex].valueName);
} else {
snprintf(out_buf, out_size, "< %s >", item->values[item->valueIndex].valueName);
}
} else {
return -1;
}
return 0;
}
void WUPSConfigItemMultipleValues_restoreDefault(void *context) {
auto *item = (ConfigItemMultipleValues *) context;
item->valueIndex = item->defaultValueIndex;
}
void WUPSConfigItemMultipleValues_onSelected(void *context, bool isSelected) {
}
static void WUPSConfigItemMultipleValues_Cleanup(ConfigItemMultipleValues *item) {
if (!item) {
return;
}
for (int i = 0; i < item->valueCount; ++i) {
free(item->values[i].valueName);
}
free(item->configId);
free(item->values);
free(item);
}
void WUPSConfigItemMultipleValues_onDelete(void *context) {
auto *item = (ConfigItemMultipleValues *) context;
WUPSConfigItemMultipleValues_Cleanup(item);
}
extern "C" bool
WUPSConfigItemMultipleValues_AddToCategory(WUPSConfigCategoryHandle cat, const char *configId, const char *displayName,
int32_t defaultValueIndex, ConfigItemMultipleValuesPair *possibleValues,
int pairCount, MultipleValuesChangedCallback callback) {
if (cat == 0 || displayName == nullptr || possibleValues == nullptr || pairCount < 0) {
return false;
}
auto *item = (ConfigItemMultipleValues *) malloc(sizeof(ConfigItemMultipleValues));
if (item == nullptr) {
return false;
}
auto *values = (ConfigItemMultipleValuesPair *) malloc(sizeof(ConfigItemMultipleValuesPair) * pairCount);
for (int i = 0; i < pairCount; ++i) {
values[i].value = possibleValues[i].value;
if (possibleValues[i].valueName == nullptr) {
values[i].valueName = nullptr;
continue;
}
values[i].valueName = strdup(possibleValues[i].valueName);
}
item->valueCount = pairCount;
item->values = values;
item->valueIndex = defaultValueIndex;
item->defaultValueIndex = defaultValueIndex;
item->callback = (void *) callback;
if (configId != nullptr) {
item->configId = strdup(configId);
} else {
item->configId = nullptr;
}
WUPSConfigCallbacks_t callbacks = {
.getCurrentValueDisplay = &WUPSConfigItemMultipleValues_getCurrentValueDisplay,
.getCurrentValueSelectedDisplay = &WUPSConfigItemMultipleValues_getCurrentValueSelectedDisplay,
.onSelected = &WUPSConfigItemMultipleValues_onSelected,
.restoreDefault = &WUPSConfigItemMultipleValues_restoreDefault,
.isMovementAllowed = &WUPSConfigItemMultipleValues_isMovementAllowed,
.callCallback = &WUPSConfigItemMultipleValues_callCallback,
.onButtonPressed = &WUPSConfigItemMultipleValues_onButtonPressed,
.onDelete = &WUPSConfigItemMultipleValues_onDelete};
if (WUPSConfigItem_Create(&item->handle, configId, displayName, callbacks, item) < 0) {
WUPSConfigItemMultipleValues_Cleanup(item);
return false;
}
if (WUPSConfigCategory_AddItem(cat, item->handle) < 0) {
WUPSConfigItem_Destroy(item->handle);
return false;
}
return true;
}