Adding combo patch

README.md

@@ -13,7 +13,7 @@ Refer to [https://dwm.suckless.org/](https://dwm.suckless.org/) for details on t
 
 ### Changelog:
 
-2019-09-11 - Added monitor rules patch.
+2019-09-11 - Added monitor rules and combo patches
 
 2019-09-10 - Minor tweaks to awesomebar patch (incl. alpha and systray compatibility). Added floatbordercolor patch.
 
@@ -59,6 +59,9 @@ Refer to [https://dwm.suckless.org/](https://dwm.suckless.org/) for details on t
    - [cfacts](https://dwm.suckless.org/patches/cfacts/)
       - the cfacts patch provides the ability to assign different weights to clients in their respective stack in tiled layout
 
+   - [combo](https://dwm.suckless.org/patches/combo/)
+      - allows you to select multiple tags by pressing all the right keys as a combo, e.g. hold MOD and press and hold 1 and 3 together to view those two tags
+
    - [cyclelayouts](https://dwm.suckless.org/patches/cyclelayouts/)
       - lets you cycle through all your layouts
 

config.def.h

@@ -189,11 +189,19 @@ static const Layout layouts[] = {
 
 /* key definitions */
 #define MODKEY Mod1Mask
+#if COMBO_PATCH
+#define TAGKEYS(KEY,TAG) \
+	{ MODKEY,                       KEY,      comboview,      {.ui = 1 << TAG} }, \
+	{ MODKEY|ControlMask,           KEY,      toggleview,     {.ui = 1 << TAG} }, \
+	{ MODKEY|ShiftMask,             KEY,      combotag,       {.ui = 1 << TAG} }, \
+	{ MODKEY|ControlMask|ShiftMask, KEY,      toggletag,      {.ui = 1 << TAG} },
+#else
 #define TAGKEYS(KEY,TAG) \
 	{ MODKEY,                       KEY,      view,           {.ui = 1 << TAG} }, \
 	{ MODKEY|ControlMask,           KEY,      toggleview,     {.ui = 1 << TAG} }, \
 	{ MODKEY|ShiftMask,             KEY,      tag,            {.ui = 1 << TAG} }, \
 	{ MODKEY|ControlMask|ShiftMask, KEY,      toggletag,      {.ui = 1 << TAG} },
+#endif // COMBO_PATCH
 
 /* helper for spawning shell commands in the pre dwm-5.0 fashion */
 #define SHCMD(cmd) { .v = (const char*[]){ "/bin/sh", "-c", cmd, NULL } }

dwm.c

@@ -326,6 +326,9 @@ static int (*xerrorxlib)(Display *, XErrorEvent *);
 static unsigned int numlockmask = 0;
 static void (*handler[LASTEvent]) (XEvent *) = {
 	[ButtonPress] = buttonpress,
+	#if COMBO_PATCH
+	[ButtonRelease] = keyrelease,
+	#endif // COMBO_PATCH
 	[ClientMessage] = clientmessage,
 	[ConfigureRequest] = configurerequest,
 	[ConfigureNotify] = configurenotify,
@@ -334,6 +337,9 @@ static void (*handler[LASTEvent]) (XEvent *) = {
 	[Expose] = expose,
 	[FocusIn] = focusin,
 	[KeyPress] = keypress,
+	#if COMBO_PATCH
+	[KeyRelease] = keyrelease,
+	#endif // COMBO_PATCH
 	[MappingNotify] = mappingnotify,
 	[MapRequest] = maprequest,
 	[MotionNotify] = motionnotify,

patch/combo.c

@@ -0,0 +1,35 @@
+static int combo = 0;
+
+void
+keyrelease(XEvent *e) {
+	combo = 0;
+}
+
+void
+combotag(const Arg *arg) {
+	if(selmon->sel && arg->ui & TAGMASK) {
+		if (combo) {
+			selmon->sel->tags |= arg->ui & TAGMASK;
+		} else {
+			combo = 1;
+			selmon->sel->tags = arg->ui & TAGMASK;
+		}
+		focus(NULL);
+		arrange(selmon);
+	}
+}
+
+void
+comboview(const Arg *arg) {
+	unsigned newtags = arg->ui & TAGMASK;
+	if (combo) {
+		selmon->tagset[selmon->seltags] |= newtags;
+	} else {
+		selmon->seltags ^= 1;	/*toggle tagset*/
+		combo = 1;
+		if (newtags)
+			selmon->tagset[selmon->seltags] = newtags;
+	}
+	focus(NULL);
+	arrange(selmon);
+}

patch/combo.h

@@ -0,0 +1,3 @@
+static void keyrelease(XEvent *e);
+static void combotag(const Arg *arg);
+static void comboview(const Arg *arg);

patch/include.c

@@ -24,6 +24,10 @@
 #include "cfacts.c"
 #endif
 
+#if COMBO_PATCH
+#include "combo.c"
+#endif
+
 #if CYCLELAYOUTS_PATCH
 #include "cyclelayouts.c"
 #endif

patch/include.h

@@ -24,6 +24,10 @@
 #include "cfacts.h"
 #endif
 
+#if COMBO_PATCH
+#include "combo.h"
+#endif
+
 #if CYCLELAYOUTS_PATCH
 #include "cyclelayouts.h"
 #endif

patches.h

@@ -73,6 +73,13 @@
  */
 #define CFACTS_PATCH 0
 
+/* This patch tweaks the tagging interface so that you can select multiple tags for tag
+ * or view by pressing all the right keys as a combo. For example to view tags 1 and 3,
+ * hold MOD and then press and hold 1 and 3 together.
+ * https://dwm.suckless.org/patches/combo/
+ */
+#define COMBO_PATCH 0
+
 /* The cyclelayouts patch lets you cycle through all your layouts.
  * https://dwm.suckless.org/patches/cyclelayouts/
  */