menu buttons

git-svn-id: http://svn2.nishi.boats/svn/milsko/trunk@106 b9cfdab3-6d41-4d17-bbe4-086880011989

examples/example.c

@@ -72,5 +72,11 @@ int main() {
 	MwAddUserHandler(button3, MwNactivateHandler, handler, NULL);
 	MwAddUserHandler(button4, MwNactivateHandler, handler, NULL);
 
+	MwMenuAdd(menu, NULL, "test 1");
+	MwMenuAdd(menu, NULL, "test 2");
+	MwMenuAdd(menu, NULL, "test 3");
+	MwMenuAdd(menu, NULL, "test 4");
+	MwMenuAdd(menu, NULL, "test 5");
+
 	MwLoop(window);
 }

include/Mw/Menu.h

@@ -18,6 +18,15 @@ extern "C" {
  */
 MWDECL MwClass MwMenuClass;
 
+/*!
+ * %brief Adds a menu
+ * %param handle Widget
+ * %param menu Menu
+ * %param name Menu name
+ * %return Menu
+ */
+MWDECL void* MwMenuAdd(MwWidget handle, void* menu, const char* name);
+
 #ifdef __cplusplus
 }
 #endif

include/Mw/TypeDefs.h

@@ -89,6 +89,7 @@ struct _MwClass {
 	MwHandler destroy;
 	MwHandler draw;
 	MwHandler click;
+	MwHandler parent_resize;
 };
 
 struct _MwFont {

src/button.c

@@ -63,6 +63,7 @@ MwClassRec MwButtonClassRec = {
     create, /* create */
     NULL,   /* destroy */
     draw,   /* draw */
-    click   /* click */
+    click,  /* click */
+    NULL    /* parent_resize */
 };
 MwClass MwButtonClass = &MwButtonClassRec;

src/core.c

@@ -22,8 +22,12 @@ static void lldownhandler(MwLL handle) {
 
 static void llresizehandler(MwLL handle) {
 	MwWidget h = (MwWidget)handle->user;
+	int	 i;
 
 	MwDispatchUserHandler(h, MwNresizeHandler, NULL);
+	for(i = 0; i < arrlen(h->children); i++) {
+		MwDispatch(h->children[i], parent_resize);
+	}
 }
 
 static void llclosehandler(MwLL handle) {

src/frame.c

@@ -25,6 +25,7 @@ MwClassRec MwFrameClassRec = {
     create, /* create */
     NULL,   /* destroy */
     draw,   /* draw */
-    NULL    /* click */
+    NULL,   /* click */
+    NULL    /* parent_resize */
 };
 MwClass MwFrameClass = &MwFrameClassRec;

src/menu.c

@@ -1,8 +1,26 @@
 /* $Id$ */
 #include <Mw/Milsko.h>
 
+#include "stb_ds.h"
+
+typedef struct menu menu_t;
+
+struct menu {
+	char*	 name;
+	menu_t** sub;
+};
+
 static void set_xywh(MwWidget handle) {
-	int height = 0;
+	int	height = 0;
+	int	i;
+	menu_t* m = handle->internal;
+
+	for(i = 0; i < arrlen(m->sub); i++) {
+		int h = MwTextHeight(handle, m->sub[i]->name);
+		if(height < h) {
+			height = h;
+		}
+	}
 
 	height += 20;
 
@@ -15,14 +33,45 @@ static void set_xywh(MwWidget handle) {
 }
 
 static void create(MwWidget handle) {
+	menu_t* m = malloc(sizeof(*m));
+
+	m->name		 = NULL;
+	m->sub		 = NULL;
+	handle->internal = m;
+
 	MwSetDefault(handle);
 
 	set_xywh(handle);
 }
 
+static void recursive_free(menu_t* m) {
+	int i;
+
+	for(i = 0; i < arrlen(m->sub); i++) {
+		recursive_free(m->sub[i]);
+	}
+
+	if(m->sub != NULL) arrfree(m->sub);
+	if(m->name != NULL) free(m->name);
+	free(m);
+}
+
+static void destroy(MwWidget handle) {
+	menu_t* m = handle->internal;
+
+	recursive_free(m);
+}
+
 static void draw(MwWidget handle) {
 	MwRect	  r;
+	MwPoint	  p;
 	MwLLColor base = MwParseColor(handle, MwGetText(handle, MwNbackground));
+	MwLLColor text = MwParseColor(handle, MwGetText(handle, MwNforeground));
+	menu_t*	  m    = handle->internal;
+	int	  i;
+
+	p.x = 10;
+	p.y = MwGetInteger(handle, MwNheight) / 2;
 
 	r.x	 = 0;
 	r.y	 = 0;
@@ -31,12 +80,44 @@ static void draw(MwWidget handle) {
 
 	MwDrawFrame(handle, &r, base, 0);
 	MwDrawRect(handle, &r, base);
+	for(i = 0; i < arrlen(m->sub); i++) {
+		int tw = MwTextWidth(handle, m->sub[i]->name);
+
+		p.x += tw / 2;
+
+		MwDrawText(handle, &p, m->sub[i]->name, text);
+
+		p.x += tw / 2 + 20;
+	}
+
+	MwLLFreeColor(text);
+	MwLLFreeColor(base);
+}
+
+static void parent_resize(MwWidget handle) {
+	set_xywh(handle);
 }
 
 MwClassRec MwMenuClassRec = {
-    create, /* create */
-    NULL,   /* destroy */
-    draw,   /* draw */
-    NULL    /* click */
+    create,	  /* create */
+    destroy,	  /* destroy */
+    draw,	  /* draw */
+    NULL,	  /* click */
+    parent_resize /* parent_resize */
 };
 MwClass MwMenuClass = &MwMenuClassRec;
+
+void* MwMenuAdd(MwWidget handle, void* menu, const char* name) {
+	menu_t* m   = menu == NULL ? handle->internal : menu;
+	menu_t* new = malloc(sizeof(*new));
+	new->name   = malloc(strlen(name) + 1);
+	new->sub    = NULL;
+
+	strcpy(new->name, name);
+
+	arrput(m->sub, new);
+
+	set_xywh(handle);
+
+	return new;
+}

src/opengl.c

@@ -130,7 +130,8 @@ MwClassRec MwOpenGLClassRec = {
     create,  /* create */
     destroy, /* destroy */
     NULL,    /* draw */
-    NULL     /* click */
+    NULL,    /* click */
+    NULL     /* parent_resize */
 };
 MwClass MwOpenGLClass = &MwOpenGLClassRec;
 

src/vulkan.c

@@ -379,6 +379,7 @@ MwClassRec MwVulkanClassRec = {
     create,  /* create */
     destroy, /* destroy */
     NULL,    /* draw */
-    NULL     /* click */
+    NULL,    /* click */
+    NULL     /* parent_resize */
 };
 MwClass MwVulkanClass = &MwVulkanClassRec;

src/window.c

@@ -23,7 +23,8 @@ MwClassRec MwWindowClassRec = {
     create, /* create */
     NULL,   /* destroy */
     draw,   /* draw */
-    NULL    /* click */
+    NULL,   /* click */
+    NULL    /* parent_resize */
 };
 MwClass MwWindowClass = &MwWindowClassRec;