X-Git-Url: https://git.sesse.net/?p=pr0n;a=blobdiff_plain;f=files%2Fpr0n-fullscreen.js;h=335906741fc077143f1322ad454fe666dea1257f;hp=1d82ebc3280e05631a01c4ee62488479cf689e89;hb=44c1611c549b7987e2394988e6bc66b1ad72d203;hpb=0d94c302534584de439b115a9140ceac4163fd69

diff --git a/files/pr0n-fullscreen.js b/files/pr0n-fullscreen.js
index 1d82ebc..3359067 100644
--- a/files/pr0n-fullscreen.js
+++ b/files/pr0n-fullscreen.js
@@ -40,20 +40,6 @@ function find_width()
 	return [null,null];
 }
 
-function parse_image_num(url, default_value) {
-	var url_array = (window.location.toString().split("#"));
-	if (url_array.length != 2) {
-		return default_value;
-	}
-
-	var num = parseInt(url_array[1]);
-	if (num > 1 && num <= global_image_list.length) {  // and then num != NaN
-		return (num - 1);
-	} else {
-		return default_value;
-	}
-}
-
 /*
  * pr0n can resize to any size we'd like, but we're much more likely
  * to have this set of fixed-resolution screens cached, so to increase
@@ -181,8 +167,7 @@ function display_image_num(num, element_id)
 		center_image(num);
 		
 		// replace the anchor part (if any) with the image number
-		var baseurl = (window.location.toString().split("#"))[0];
-		window.location = baseurl + "#" + (num+1);
+		window.location.hash = "#" + (num+1);
 	}
 
 	return img;
@@ -399,6 +384,8 @@ function key_down(which)
 		}
 	} else if (which == 27) {   // escape
 		set_opacity("close", 0.99);
+	} else {
+		check_for_hash_change();
 	}
 }
 
@@ -418,6 +405,8 @@ function key_up(which) {
 		do_close();
 	} else if (which == 32 && global_select) {   // space
 		select_image(global_image_list[global_image_num][0], global_image_list[global_image_num][1]);
+	} else {
+		check_for_hash_change();
 	}
 }
 
@@ -437,3 +426,20 @@ function ie_png_hack()
 		close.outerHTML = "<span id=\"close\" style=\"display: inline-block; position: absolute; top: 0px; right: 0px; width: 50px; height: 50px; filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + close.src + "')\" onmousedown=\"set_opacity('close', 1.0)\" onmouseup=\"set_opacity('close', 0.7); do_close();\" onmouseout=\"set_opacity('close', 0.7);\" />";
 	}
 }
+
+function parse_image_num(default_value) {
+	var num = parseInt(window.location.hash.substr(1));
+	if (num >= 1 && num <= global_image_list.length) {  // and then num != NaN
+		return (num - 1);
+	} else {
+		return default_value;
+	}
+}
+
+function check_for_hash_change() {
+	var num = parse_image_num(-1);
+	if (num != -1 && num != global_image_num) {
+		global_image_num = num;
+		relayout();
+	}
+}