resize_headlines: add exception handling

1 files changed, 66 insertions, 60 deletions

diff --git a/tt-rss.js b/tt-rss.js
index d27a94af6..c29d74dec 100644
--- a/tt-rss.js
+++ b/tt-rss.js
@@ -361,71 +361,77 @@ function init() {
 
 function resize_headlines(delta_x, delta_y) {
 
-	debug("resize_headlines: " + delta_x + ":" + delta_y);
-
-	var h_frame = document.getElementById("headlines-frame");
-	var c_frame = document.getElementById("content-frame");
-	var f_frame = document.getElementById("footer");
-	var feeds_frame = document.getElementById("feeds-holder");
-	var resize_grab = document.getElementById("resize-grabber");
-
-	if (!c_frame || !h_frame) return;
-
-	if (feeds_frame && getInitParam("theme") == "compat") {
-			feeds_frame.style.bottom = f_frame.offsetHeight + "px";		
-	}
-
-	if (getInitParam("theme") == "3pane") {
+	try {
 
-		if (delta_x != undefined) {
-			if (c_frame.offsetLeft - delta_x > feeds_frame.offsetWidth + feeds_frame.offsetLeft + 100 && c_frame.offsetWidth + delta_x > 100) {
-				hor_offset = hor_offset + delta_x;
-			}
+		debug("resize_headlines: " + delta_x + ":" + delta_y);
+	
+		var h_frame = document.getElementById("headlines-frame");
+		var c_frame = document.getElementById("content-frame");
+		var f_frame = document.getElementById("footer");
+		var feeds_frame = document.getElementById("feeds-holder");
+		var resize_grab = document.getElementById("resize-grabber");
+	
+		if (!c_frame || !h_frame) return;
+	
+		if (feeds_frame && getInitParam("theme") == "compat") {
+				feeds_frame.style.bottom = f_frame.offsetHeight + "px";		
 		}
-
-		debug("resize_headlines: HOR-mode: " + hor_offset);
-
-		c_frame.style.width = (400 + hor_offset) + "px";
-		h_frame.style.right = c_frame.offsetWidth - 1 + "px";
-
-		resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight - 60) + "px";
-		resize_grab.style.left = (h_frame.offsetLeft + h_frame.offsetWidth - 
-			4) + "px";
-		resize_grab.style.display = "block";
-
-	} else {
-
-		if (delta_y != undefined) {
-			if (c_frame.offsetHeight + delta_y > 100 && h_frame.offsetHeight - delta_y > 100) {
-				ver_offset = ver_offset + delta_y;
+	
+		if (getInitParam("theme") == "3pane") {
+	
+			if (delta_x != undefined) {
+				if (c_frame.offsetLeft - delta_x > feeds_frame.offsetWidth + feeds_frame.offsetLeft + 100 && c_frame.offsetWidth + delta_x > 100) {
+					hor_offset = hor_offset + delta_x;
+				}
 			}
+	
+			debug("resize_headlines: HOR-mode: " + hor_offset);
+	
+			c_frame.style.width = (400 + hor_offset) + "px";
+			h_frame.style.right = c_frame.offsetWidth - 1 + "px";
+	
+			resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight - 60) + "px";
+			resize_grab.style.left = (h_frame.offsetLeft + h_frame.offsetWidth - 
+				4) + "px";
+			resize_grab.style.display = "block";
+	
+		} else {
+	
+			if (delta_y != undefined) {
+				if (c_frame.offsetHeight + delta_y > 100 && h_frame.offsetHeight - delta_y > 100) {
+					ver_offset = ver_offset + delta_y;
+				}
+			}
+	
+			debug("resize_headlines: VER-mode: " + ver_offset);
+	
+			h_frame.style.height = (300 - ver_offset) + "px";
+	
+			c_frame.style.top = (h_frame.offsetTop + h_frame.offsetHeight + 1) + "px";
+			h_frame.style.height = h_frame.offsetHeight + "px";
+	
+			var theme_c = 0;
+	
+			if (getInitParam("theme") == "graycube") theme_c = 1;
+	
+			resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight - 
+				4 - theme_c) + "px";
+			resize_grab.style.display = "block";
+	
+		}
+	
+		if (getInitParam("cookie_lifetime") != 0) {
+			setCookie("ttrss_offset_ver", ver_offset, 
+				getInitParam("cookie_lifetime"));
+			setCookie("ttrss_offset_hor", hor_offset, 
+				getInitParam("cookie_lifetime"));
+		} else {
+			setCookie("ttrss_offset_ver", ver_offset);
+			setCookie("ttrss_offset_hor", hor_offset);
 		}
 
-		debug("resize_headlines: VER-mode: " + ver_offset);
-
-		h_frame.style.height = (300 - ver_offset) + "px";
-
-		c_frame.style.top = (h_frame.offsetTop + h_frame.offsetHeight + 1) + "px";
-		h_frame.style.height = h_frame.offsetHeight + "px";
-
-		var theme_c = 0;
-
-		if (getInitParam("theme") == "graycube") theme_c = 1;
-
-		resize_grab.style.top = (h_frame.offsetTop + h_frame.offsetHeight - 
-			4 - theme_c) + "px";
-		resize_grab.style.display = "block";
-
-	}
-
-	if (getInitParam("cookie_lifetime") != 0) {
-		setCookie("ttrss_offset_ver", ver_offset, 
-			getInitParam("cookie_lifetime"));
-		setCookie("ttrss_offset_hor", hor_offset, 
-			getInitParam("cookie_lifetime"));
-	} else {
-		setCookie("ttrss_offset_ver", ver_offset);
-		setCookie("ttrss_offset_hor", hor_offset);
+	} catch (e) {
+		exception_error("resize_headlines", e);
 	}
 
 }