Fix initial tagging of windows

[bspwm.git] / helpers.c

diff --git a/helpers.c b/helpers.c
index aad1e36db407f8063147afef57ad5f1a50ec4800..6e1f312ec278040861144c8299cdf67961506c6a 100644 (file)
--- a/helpers.c
+++ b/helpers.c
@@ -1,9 +1,31 @@
+/* * Copyright (c) 2012-2013 Bastien Dejean
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ *  * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation and/or
+ * other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
 #include <stdlib.h>
 #include <string.h>
-#include <xcb/xcb.h>
-#include <xcb/xcb_event.h>
+#include <math.h>
 #include "bspwm.h"
-#include "helpers.h"
 
 void warn(char *fmt, ...)
 {
@@ -23,10 +45,13 @@ void err(char *fmt, ...)
     exit(EXIT_FAILURE);
 }
 
-uint32_t get_color(char *col)
+bool get_color(char *col, xcb_window_t win, uint32_t *pxl)
 {
     xcb_colormap_t map = screen->default_colormap;
-    uint32_t pxl = 0;
+    xcb_get_window_attributes_reply_t *reply = xcb_get_window_attributes_reply(dpy, xcb_get_window_attributes(dpy, win), NULL);
+    if (reply != NULL)
+        map = reply->colormap;
+    free(reply);
 
     if (col[0] == '#') {
         unsigned int red, green, blue;
@@ -37,26 +62,24 @@ uint32_t get_color(char *col)
             blue *= 0x101;
             xcb_alloc_color_reply_t *reply = xcb_alloc_color_reply(dpy, xcb_alloc_color(dpy, map, red, green, blue), NULL);
             if (reply != NULL) {
-                pxl = reply->pixel;
+                *pxl = reply->pixel;
                 free(reply);
+                return true;
             }
         }
     } else {
         xcb_alloc_named_color_reply_t *reply = xcb_alloc_named_color_reply(dpy, xcb_alloc_named_color(dpy, map, strlen(col), col), NULL);
         if (reply != NULL) {
-            pxl = reply->pixel;
+            *pxl = reply->pixel;
             free(reply);
+            return true;
         }
     }
-
-    return pxl;
+    *pxl = 0;
+    return false;
 }
 
-void update_pointer_position(xcb_point_t *pos)
+double distance(xcb_point_t a, xcb_point_t b)
 {
-    xcb_query_pointer_reply_t *qpr = xcb_query_pointer_reply(dpy, xcb_query_pointer(dpy, root), NULL);
-    if (qpr != NULL) {
-        *pos = (xcb_point_t) {qpr->root_x, qpr->root_y};
-        free(qpr);
-    }
+    return hypot(a.x - b.x, a.y - b.y);
 }