forked from external/yambar
94 lines
2.1 KiB
C
94 lines
2.1 KiB
C
#include <stdlib.h>
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#define LOG_MODULE "stack"
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#include "../log.h"
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#include "../config.h"
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#include "../config-verify.h"
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#include "../decoration.h"
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struct private {
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struct deco **decos;
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size_t count;
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};
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static void
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destroy(struct deco *deco)
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{
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struct private *d = deco->private;
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for (size_t i = 0; i < d->count; i++)
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d->decos[i]->destroy(d->decos[i]);
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free(d->decos);
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free(d);
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free(deco);
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}
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static void
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expose(const struct deco *deco, cairo_t *cr, int x, int y, int width, int height)
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{
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const struct private *d = deco->private;
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for (size_t i = 0; i < d->count; i++)
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d->decos[i]->expose(d->decos[i], cr, x, y, width, height);
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}
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static struct deco *
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stack_new(struct deco *decos[], size_t count)
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{
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struct private *priv = malloc(sizeof(*priv));
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priv->decos = malloc(count * sizeof(priv->decos[0]));
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priv->count = count;
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for (size_t i = 0; i < count; i++)
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priv->decos[i] = decos[i];
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struct deco *deco = malloc(sizeof(*deco));
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deco->private = priv;
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deco->expose = &expose;
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deco->destroy = &destroy;
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return deco;
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}
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struct deco *
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stack_from_conf(const struct yml_node *node)
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{
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size_t count = yml_list_length(node);
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struct deco *decos[count];
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size_t idx = 0;
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for (struct yml_list_iter it = yml_list_iter(node);
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it.node != NULL;
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yml_list_next(&it), idx++)
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{
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decos[idx] = conf_to_deco(it.node);
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}
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return stack_new(decos, count);
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}
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bool
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stack_verify_conf(keychain_t *chain, const struct yml_node *node)
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{
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if (!yml_is_list(node)) {
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LOG_ERR("%s: must be a list of decorations", conf_err_prefix(chain, node));
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return false;
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}
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for (struct yml_list_iter it = yml_list_iter(node);
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it.node != NULL;
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yml_list_next(&it))
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{
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if (!conf_verify_decoration(chain, it.node))
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return false;
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}
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return true;
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}
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#if defined(CORE_PLUGINS_AS_SHARED_LIBRARIES)
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bool verify_conf(keychain_t *chain, const struct yml_node *node)
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__attribute__((weak, alias("stack_verify_conf")));
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struct deco *from_conf(const struct yml_node *node)
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__attribute__((weak, alias("stack_from_conf")));
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#endif
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