Added support for multiple commands per key/button mapping; elegant fix for issue #150

config.def.h

@@ -102,8 +102,10 @@ static const keymap_t keys[] = {
 	{ 0,            XK_R,             t_reload_all,         (arg_t) None },
 
 	{ 0,            XK_n,             i_navigate,           (arg_t) +1 },
+	{ 0,            XK_n,             i_scroll_to_edge,     (arg_t) (DIR_LEFT | DIR_UP) },
 	{ 0,            XK_space,         i_navigate,           (arg_t) +1 },
 	{ 0,            XK_p,             i_navigate,           (arg_t) -1 },
+	{ 0,            XK_p,             i_scroll_to_edge,     (arg_t) (DIR_LEFT | DIR_UP) },
 	{ 0,            XK_BackSpace,     i_navigate,           (arg_t) -1 },
 	{ 0,            XK_bracketright,  i_navigate,           (arg_t) +10 },
 	{ 0,            XK_bracketleft,   i_navigate,           (arg_t) -10 },

image.c

@@ -687,20 +687,14 @@ bool img_pan_edge(img_t *img, direction_t dir)
 	ox = img->x;
 	oy = img->y;
 
-	switch (dir) {
+	if (dir & DIR_LEFT)
-		case DIR_LEFT:
 		img->x = 0;
-			break;
+	if (dir & DIR_RIGHT)
-		case DIR_RIGHT:
 		img->x = img->win->w - img->w * img->zoom;
-			break;
+	if (dir & DIR_UP)
-		case DIR_UP:
 		img->y = 0;
-			break;
+	if (dir & DIR_DOWN)
-		case DIR_DOWN:
 		img->y = img->win->h - img->h * img->zoom;
-			break;
-	}
 
 	img_check_pan(img, true);
 

main.c

@@ -541,6 +541,7 @@ void on_keypress(XKeyEvent *kev)
 	unsigned int sh;
 	KeySym ksym, shksym;
 	char key;
+	bool dirty = false;
 
 	if (kev == NULL)
 		return;
@@ -571,16 +572,18 @@ void on_keypress(XKeyEvent *kev)
 		    (cmds[keys[i].cmd].mode < 0 || cmds[keys[i].cmd].mode == mode))
 		{
 			if (cmds[keys[i].cmd].func(keys[i].arg))
+				dirty = true;
+		}
+	}
+	if (dirty)
 		redraw();
-			break;
-		}
-	}
 	prefix = 0;
 }
 
 void on_buttonpress(XButtonEvent *bev)
 {
 	int i, sel;
+	bool dirty = false;
 	static Time firstclick;
 
 	if (bev == NULL)
@@ -597,10 +600,11 @@ void on_buttonpress(XButtonEvent *bev)
 			    (cmds[buttons[i].cmd].mode < 0 || cmds[buttons[i].cmd].mode == mode))
 			{
 				if (cmds[buttons[i].cmd].func(buttons[i].arg))
+					dirty = true;
+			}
+		}
+		if (dirty)
 			redraw();
-				break;
-			}
-		}
 	} else {
 		/* thumbnail mode (hard-coded) */
 		switch (bev->button) {

types.h

@@ -32,10 +32,10 @@ typedef enum {
 } appmode_t;
 
 typedef enum {
-	DIR_LEFT,
+	DIR_LEFT  = 1,
-	DIR_RIGHT,
+	DIR_RIGHT = 2,
-	DIR_UP,
+	DIR_UP    = 4,
-	DIR_DOWN
+	DIR_DOWN  = 8
 } direction_t;
 
 typedef enum {