Add basic API code.

=> bmMenu instancing.
=> "Rendering"
=> bmMenu releasing.

5 files changed, 134 insertions, 6 deletions

diff --git a/client/CMakeLists.txt b/client/CMakeLists.txt
index 91c4ea5..aceaaf5 100644
--- a/client/CMakeLists.txt
+++ b/client/CMakeLists.txt
@@ -1,6 +1,6 @@
 # Sources
 SET(CLIENT_SOURCE client.c)
-SET(CLIENT_INCLUDE)
+SET(CLIENT_INCLUDE "${CMAKE_CURRENT_SOURCE_DIR}/../lib")
 SET(CLIENT_LIBRARIES bemenu)
 
 # Warnings
diff --git a/client/client.c b/client/client.c
index de5468e..559651f 100644
--- a/client/client.c
+++ b/client/client.c
@@ -6,6 +6,7 @@
  */
 
 #include <stdlib.h>
+#include <bemenu.h>
 
 /**
  * Main method
@@ -20,9 +21,14 @@ int main(int argc, char **argv)
 {
     (void)argc, (void)argv;
 
-    /*
-     * code goes here
-     */
+    bmMenu *menu = bmMenuNew(BM_DRAW_MODE_NONE);
+
+    if (!menu)
+        return EXIT_FAILURE;
+
+    bmMenuRender(menu);
+
+    bmMenuFree(menu);
 
     return EXIT_SUCCESS;
 }
diff --git a/lib/bemenu.c b/lib/bemenu.c
index 2f92f27..a2caa13 100644
--- a/lib/bemenu.c
+++ b/lib/bemenu.c
@@ -2,8 +2,55 @@
  * @file bemenu.c
  */
 
-/*
- * code goes here
+#include "internal.h"
+#include <stdlib.h>
+#include <assert.h>
+
+/**
+ * Create new bmMenu instance.
+ *
+ * @param drawMode Render method to be used for this menu instance.
+ * @return bmMenu for new menu instance, NULL if creation failed.
  */
+bmMenu* bmMenuNew(bmDrawMode drawMode)
+{
+    bmMenu *menu = calloc(1, sizeof(bmMenu));
+
+    menu->drawMode = drawMode;
+
+    if (!menu)
+        return NULL;
+
+    switch (menu->drawMode) {
+        default:break;
+    }
+
+    return menu;
+}
+
+/**
+ * Release bmMenu instance.
+ *
+ * @param menu bmMenu instance to be freed from memory.
+ */
+void bmMenuFree(bmMenu *menu)
+{
+    assert(menu != NULL);
+    free(menu);
+}
+
+/**
+ * Create new bmMenu instance.
+ *
+ * @param drawMode Render method to be used for this menu instance.
+ * @return bmMenu for new menu instance, NULL if creation failed.
+ */
+void bmMenuRender(bmMenu *menu)
+{
+    assert(menu != NULL);
+
+    if (menu->renderApi.render)
+        menu->renderApi.render(menu->items, menu->itemsCount);
+}
 
 /* vim: set ts=8 sw=4 tw=0 :*/
diff --git a/lib/bemenu.h b/lib/bemenu.h
new file mode 100644
index 0000000..f4823b4
--- /dev/null
+++ b/lib/bemenu.h
@@ -0,0 +1,38 @@
+/**
+ * @file bemenu.h
+ *
+ * Public header
+ */
+
+/**
+ * Draw mode constants for setting bmMenu instance draw mode.
+ */
+typedef enum bmDrawMode {
+    BM_DRAW_MODE_NONE
+} bmDrawMode;
+
+typedef struct _bmMenu bmMenu;
+
+/**
+ * Create new bmMenu instance.
+ *
+ * @param drawMode Render method to be used for this menu instance.
+ * @return bmMenu for new menu instance, NULL if creation failed.
+ */
+bmMenu* bmMenuNew(bmDrawMode drawMode);
+
+/**
+ * Release bmMenu instance.
+ *
+ * @param menu bmMenu instance to be freed from memory.
+ */
+void bmMenuFree(bmMenu *menu);
+
+/**
+ * Render bmMenu instance using chosen draw method.
+ *
+ * @param menu bmMenu instance to be rendered.
+ */
+void bmMenuRender(bmMenu *menu);
+
+/* vim: set ts=8 sw=4 tw=0 :*/
diff --git a/lib/internal.h b/lib/internal.h
new file mode 100644
index 0000000..d11ebe2
--- /dev/null
+++ b/lib/internal.h
@@ -0,0 +1,37 @@
+/**
+ * @file internal.h
+ */
+
+#include "bemenu.h"
+
+/**
+ * Internal bmItem struct that is not exposed to public.
+ * Represents a single item in menu.
+ */
+struct _bmItem {
+    char *text;
+} _bmItem;
+
+/**
+ * Internal bmRenderApi struct.
+ * Renderers should be able to fill this one as they see fit.
+ */
+struct _bmRenderApi {
+    void (*render)(struct _bmItem **items, unsigned int nmemb);
+    void (*free)(void);
+} _bmRenderApi;
+
+/**
+ * Internal bmMenu struct that is not exposed to public.
+ */
+struct _bmMenu {
+    bmDrawMode drawMode;
+    struct _bmRenderApi renderApi;
+    struct _bmItem **items;
+    unsigned int itemsCount;
+} _bmMenu;
+
+
+void bmRenderNullInit(struct _bmRenderApi *api);
+
+/* vim: set ts=8 sw=4 tw=0 :*/