shithub: neindaw

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uiglue: add userdata support for ui controls

--- a/aux.h

+++ b/aux.h

@@ -14,9 +14,9 @@

 typedef struct Aux Aux;

 typedef struct Auxdsp Auxdsp;

-typedef struct Meta Meta;

-typedef struct UI UI;

+struct UI;

+

 struct Aux {

 	Auxtype type;

 	int id;

@@ -24,26 +24,6 @@

 	int data;

 	int metadata;

-	struct Auxdsp *dsp;

-	UI *ui;

-};

-

-struct Meta {

-	const char *k;

-	const char *v;

-};

-

-struct UI {

-	UItype type;

-	const char *label;

-	float *zone;

-	float init;

-	float min;

-	float max;

-	float step;

-	char *(*readstr)(UI *ui, int auxtype, char *s, int sz);

-	int (*writestr)(UI *ui, int auxtype, char *s);

-

-	Meta *meta;

-	int nummeta;

+	Auxdsp *dsp;

+	struct UI *ui;

 };

--- a/cfg/cfg.c

+++ b/cfg/cfg.c

@@ -15,7 +15,7 @@

 typedef struct UI UI;

 struct UI {

-	UItype type;

+	int type;

 	const char *label;

 	int index;

--- a/common.h

+++ b/common.h

@@ -1,4 +1,4 @@

-typedef enum {

+enum {

 	UITGroup,

 	UIHGroup,

 	UIVGroup,

@@ -10,6 +10,6 @@

 	UIHBarGraph,

 	UIVBarGraph,

 	UInum,

-}UItype;

+};

 extern char *uitypenames[UInum];

--- a/uiglue.c

+++ b/uiglue.c

@@ -3,8 +3,8 @@

 #include <fcall.h>

 #include <thread.h>

 #include <9p.h>

-#include "uiglue.h"

 #include "common.h"

+#include "uiglue.h"

 #include "aux.h"

 static struct {

@@ -112,7 +112,7 @@

 {

 	Aux *a;

-	a = calloc(1, sizeof(*a)+sizeof(UI) + sizeof(Meta)*decl.nummeta);

+	a = calloc(1, sizeof(*a) + sizeof(UI) + sizeof(Meta)*decl.nummeta);

 	a->type = Xui;

 	a->ui = (UI*)(a+1);

 	a->ui->type = type;

@@ -125,6 +125,7 @@

 	a->ui->label = label;

 	a->ui->readstr = uiglue.readstr != nil ? uiglue.readstr : ui_readstr;

 	a->ui->writestr = uiglue.writestr != nil ? uiglue.writestr : ui_writestr;

+	a->ui->userdata = uiglue.userdata;

 	if ((uiglue.f = createfile(f, label, nil, DMDIR|0775, a)) == nil)

 		sysfatal("failed to create ui: %r");

 	if ((f = createfile(uiglue.f, "ctl", nil, 0664, &a->ctl)) == nil)

--- a/uiglue.h

+++ b/uiglue.h

@@ -2,8 +2,31 @@

 typedef struct MetaGlue MetaGlue;

 struct File;

-struct UI;

+typedef struct Meta Meta;

+typedef struct UI UI;

+

+struct Meta {

+	const char *k;

+	const char *v;

+};

+

+struct UI {

+	int type;

+	const char *label;

+	float *zone;

+	float init;

+	float min;

+	float max;

+	float step;

+	char *(*readstr)(UI *ui, int auxtype, char *s, int sz);

+	int (*writestr)(UI *ui, int auxtype, char *s);

+

+	void *userdata;

+	Meta *meta;

+	int nummeta;

+};

+

 struct UIGlue {

 	union {

 		void *uiInterface;

@@ -22,8 +45,10 @@

 	void (*addVerticalBargraph)(void *uiInterface, const char *label, float *zone, float min, float max);

 	void (*declare)(void *uiInterface, float *zone, const char *key, const char *value);

-	char *(*readstr)(struct UI *ui, int auxtype, char *s, int sz);

-	int (*writestr)(struct UI *ui, int auxtype, char *s);

+	char *(*readstr)(UI *ui, int auxtype, char *s, int sz);

+	int (*writestr)(UI *ui, int auxtype, char *s);

+

+	void *userdata;

 };

 struct MetaGlue {

@@ -33,5 +58,5 @@

 extern UIGlue uiglue;

-char *ui_readstr(struct UI *ui, int type, char *s, int sz);

-int ui_writestr(struct UI *ui, int type, char *s);

+char *ui_readstr(UI *ui, int auxtype, char *s, int sz);

+int ui_writestr(UI *ui, int auxtype, char *s);