workspaces: Implement config parsing

docs/labwc-config.5.scd

@@ -88,6 +88,7 @@ The rest of this man page describes configuration options.
 	Raise window to top when focused. Default is no.
 
 ## WINDOW SNAPPING
+
 *<snapping><range>*
 	The distance in pixels from the edge of an ouput for window Move
 	operations to trigger SnapToEdge. A range of 0 disables window snapping.
@@ -96,6 +97,18 @@ The rest of this man page describes configuration options.
 *<snapping><topMaximize>* [yes|no]
 	Maximize window if Move operation ends on the top edge. Default is yes.
 
+## WORKSPACES
+
+*<desktops><names><name>*
+	Define workspaces. A workspace covers all outputs. The OSD only shows
+	windows on the current workspace. Workspaces can be switched to with
+	GoToDesktop and windows can be moved with SendToDesktop. See
+	labwc-actions(5) for more information about their arguments.
+
+*<desktops><popupTime>*
+	Define the timeout after which to hide the workspace OSD.
+	A setting of 0 disables the OSD. Default is 1000 ms.
+
 ## THEME
 
 *<theme><name>*

docs/rc.xml.all

@@ -39,6 +39,32 @@
     <topMaximize>yes</topMaximize>
   </snapping>
 
+  <!--
+    Use GoToDesktop left | right to switch workspaces.
+    Use SendToDesktop left | right to move windows.
+    See man labwc-actions for futher information.
+
+    Workspaces can be configured like this:
+    <desktops>
+      <popupTime>1000</popupTime>
+      <names>
+        <name>Workspace 1</name>
+        <name>Workspace 2</name>
+        <name>Workspace 3</name>
+      </names>
+    </desktops>
+  -->
+  <desktops>
+    <!--
+      popupTime defaults to 1000 so could be left out.
+      Set to 0 to completely disable the workspace OSD.
+    -->
+    <popupTime>1000</popupTime>
+    <names>
+      <name>Default</name>
+    </names>
+  </desktops>
+
   <!--
     Keybind actions are specified in labwc-actions(5)
     The following keybind modifiers are supported:

src/config/rcxml.c

@@ -21,6 +21,7 @@
 #include "config/libinput.h"
 #include "config/mousebind.h"
 #include "config/rcxml.h"
+#include "workspaces.h"
 
 static bool in_keybind;
 static bool in_mousebind;
@@ -387,6 +388,12 @@ entry(xmlNode *node, char *nodename, char *content)
 		rc.snap_top_maximize = get_bool(content);
 	} else if (!strcasecmp(nodename, "cycleViewPreview.core")) {
 		rc.cycle_preview_contents = get_bool(content);
+	} else if (!strcasecmp(nodename, "name.names.desktops")) {
+		struct workspace *workspace = calloc(1, sizeof(struct workspace));
+		workspace->name = strdup(content);
+		wl_list_insert(rc.workspace_config.workspaces.prev, &workspace->link);
+	} else if (!strcasecmp(nodename, "popupTime.desktops")) {
+		rc.workspace_config.popuptime = atoi(content);
 	}
 }
 
@@ -486,6 +493,8 @@ rcxml_init()
 	rc.snap_edge_range = 1;
 	rc.snap_top_maximize = true;
 	rc.cycle_preview_contents = false;
+	rc.workspace_config.popuptime = INT_MIN;
+	wl_list_init(&rc.workspace_config.workspaces);
 }
 
 static struct {
@@ -620,6 +629,14 @@ post_processing(void)
 		struct libinput_category *l = libinput_category_create();
 		l->type = TOUCH_DEVICE;
 	}
+	if (!wl_list_length(&rc.workspace_config.workspaces)) {
+		struct workspace *workspace = calloc(1, sizeof(struct workspace));
+		workspace->name = strdup("Default");
+		wl_list_insert(rc.workspace_config.workspaces.prev, &workspace->link);
+	}
+	if (rc.workspace_config.popuptime == INT_MIN) {
+		rc.workspace_config.popuptime = 1000;
+	}
 }
 
 static void
@@ -718,6 +735,13 @@ rcxml_finish(void)
 		zfree(l);
 	}
 
+	struct workspace *w, *w_tmp;
+	wl_list_for_each_safe(w, w_tmp, &rc.workspace_config.workspaces, link) {
+		wl_list_remove(&w->link);
+		zfree(w->name);
+		zfree(w);
+	}
+
 	/* Reset state vars for starting fresh when Reload is triggered */
 	current_keybind = NULL;
 	current_mousebind = NULL;