63 lines
2.1 KiB
C
63 lines
2.1 KiB
C
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#include "waybar_cffi_module.h"
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typedef struct {
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GtkContainer* root;
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GtkBox* container;
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GtkButton* button;
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} Instance;
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// This static variable is shared between all instances of this module
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static int instance_count = 0;
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void onclicked(GtkButton* button) {
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char text[256];
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snprintf(text, 256, "Dice throw result: %d", rand() % 6 + 1);
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gtk_button_set_label(button, text);
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}
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// You must
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const size_t wbcffi_version = 1;
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void* wbcffi_init(GtkContainer* root, const struct wbcffi_config_entry* config_entries,
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size_t config_entries_len) {
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printf("cffi_example: init config:\n");
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for (size_t i = 0; i < config_entries_len; i++) {
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printf(" %s = %s\n", config_entries[i].key, config_entries[i].value);
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}
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// Allocate the instance object
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Instance* inst = malloc(sizeof(Instance));
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inst->root = root;
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// Add a container for displaying the next widgets
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inst->container = GTK_BOX(gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 5));
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gtk_container_add(GTK_CONTAINER(inst->root), GTK_WIDGET(inst->container));
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// Add a label
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GtkLabel* label = GTK_LABEL(gtk_label_new("[Example C FFI Module:"));
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gtk_container_add(GTK_CONTAINER(inst->container), GTK_WIDGET(label));
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// Add a button
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inst->button = GTK_BUTTON(gtk_button_new_with_label("click me !"));
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g_signal_connect(inst->button, "clicked", G_CALLBACK(onclicked), NULL);
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gtk_container_add(GTK_CONTAINER(inst->container), GTK_WIDGET(inst->button));
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// Add a label
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label = GTK_LABEL(gtk_label_new("]"));
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gtk_container_add(GTK_CONTAINER(inst->container), GTK_WIDGET(label));
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// Return instance object
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printf("cffi_example inst=%p: init success ! (%d total instances)\n", inst, ++instance_count);
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return inst;
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}
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void wbcffi_deinit(void* instance) {
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printf("cffi_example inst=%p: free memory\n", instance);
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free(instance);
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}
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void wbcffi_refresh(void* instance, int signal) {
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printf("cffi_example inst=%p: Received refresh signal %d\n", instance, signal);
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}
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void wbcffi_doaction(void* instance, const char* name) {
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printf("cffi_example inst=%p: doAction(%s)\n", instance, name);
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}
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