shithub: microui

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add "force redraw" to mu_render (redrawing when window is (un)hidden)

--- a/demo/plan9.c

+++ b/demo/plan9.c

@@ -16,6 +16,7 @@

 	char *s;

 	Biobuf *snarf;

 	Keyboardctl *kctl;

+	int redraw;

 	Rune key;

 	Mouse m;

 	Alt a[] = {

@@ -50,11 +51,13 @@

 	process_frame();

 	oldbuttons = 0;

+	redraw = 0;

 	for (;;) {

 		process_frame();

-		if (mu_render())

+		if (mu_render(redraw))

 			flushimage(display, 1);

+		redraw = 0;

 		gotevent = 1;

 		switch (alt(a)) {

 		case 0: /* mouse */

@@ -79,6 +82,7 @@

 		case 1: /* resize */

 			getwindow(display, Refnone);

+			redraw = 1;

 			break;

 		case 2: /* keyboard */

--- a/microui.c

+++ b/microui.c

@@ -1436,12 +1436,12 @@

 }

 int

-mu_render(void)

+mu_render(int force)

 {

 	mu_Command *cmd;

 	mu_Rect r, iconr;

-	if (memcmp(&mu_ctx.screen, &screen->r, sizeof(mu_ctx.screen)) != 0)

+	if (force || !eqrect(mu_ctx.screen, screen->r) != 0)

 		mu_ctx.screen = screen->r;

 	else if (mu_ctx.oldcmdsnum == mu_ctx.cmdsnum && memcmp(mu_ctx.oldcmds, mu_ctx.cmds, mu_ctx.cmdsnum*sizeof(mu_Command)) == 0)

 		if (mu_ctx.oldstrnum == mu_ctx.strnum && memcmp(mu_ctx.oldstr, mu_ctx.str, mu_ctx.strnum) == 0)

--- a/microui.h

+++ b/microui.h

@@ -253,7 +253,7 @@

 Image *mu_color(u8int r, u8int g, u8int b, u8int a);

 void mu_init(void);

-int mu_render(void);

+int mu_render(int force);

 void mu_begin(void);

 void mu_end(void);

 void mu_set_focus(mu_Id id);