1 files changed, 87 insertions, 0 deletions

diff --git a/src/gui/group.c b/src/gui/group.c
new file mode 100644
index 0000000..af9abac
--- /dev/null
+++ b/src/gui/group.c
@@ -0,0 +1,87 @@
+#include <stdlib.h>
+#include <gui/group.h>
+#include <common/mem.h>
+#include <assert.h>
+#include <gui/component.h>
+#include "MLV/MLV_shape.h"
+#include "MLV/MLV_window.h"
+
+void group_print(Component *parameterSelf) {
+  assert(parameterSelf != NULL);
+  Group *self = (Group *) parameterSelf;
+  if (self->group_head != NULL) {
+    GroupElement *p = self->group_head;
+    while (p != NULL) {
+      p->sub_component->print_method(p->sub_component);
+      p = p->next;
+    }
+  }
+}
+
+void group_click_handler(int x_pos, int y_pos, Component *parameterSelf) {
+  assert(parameterSelf != NULL);
+  Group *self = (Group *) parameterSelf;
+
+  if (self->group_head != NULL) {
+    GroupElement *p = self->group_head;
+    while (p != NULL) {
+      p->sub_component->click_handler(x_pos, y_pos, p->sub_component);
+      p = p->next;
+    }
+  }
+}
+
+void group_init(Group *group, int width, int height, int x_pos, int y_pos, int margin) {
+  assert(group != NULL);
+  assert(width > 0);
+  assert(height > 0);
+  assert(x_pos >= 0);
+  assert(y_pos >= 0);
+  assert(margin >= 0);
+  group->component.width = width;
+  group->component.height = height;
+  group->component.x_pos = x_pos;
+  group->component.y_pos = y_pos;
+  group->component.print_method = group_print;
+  group->component.click_handler = group_click_handler;
+  group->margin = margin;
+}
+
+void group_free(Group *group) {
+  assert(group != NULL);
+  if (group->group_head != NULL) {
+    GroupElement *p = group->group_head;
+    while (p != NULL) {
+      GroupElement *tmp = p;
+      p = p->next;
+      free(tmp);
+    }
+    group->group_head = NULL;
+  }
+}
+
+void group_add_component(Group *group, Component *component) {
+  assert(group != NULL);
+  assert(component != NULL);
+  /*Initialize the new node*/
+  GroupElement *tmp = malloc_or_die(sizeof(GroupElement));
+  tmp->sub_component = component;
+  tmp->next = NULL;
+  if (group->group_head != NULL) {
+    GroupElement *p = group->group_head;
+    /*Browsing*/
+    while (p->next != NULL) {
+      p = p->next;
+    }
+    p->next = tmp;
+    /*Modifying for margin*/
+    tmp->sub_component->y_pos = p->sub_component->y_pos;
+    tmp->sub_component->x_pos = p->sub_component->x_pos + p->sub_component->width + group->margin;
+  } else {
+    tmp->sub_component->y_pos = group->component.y_pos;
+    tmp->sub_component->x_pos = group->component.x_pos;
+    group->group_head = tmp;
+
+  }
+}
+