See09/WRTKit/Utils/Logger.js
changeset 19 f3521a11d878
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/See09/WRTKit/Utils/Logger.js	Thu Oct 22 15:52:58 2009 +0100
@@ -0,0 +1,117 @@
+/*
+© Copyright 2008 Nokia Corporation. All rights reserved.
+
+IMPORTANT:  The Nokia software ("WRTKit and Example Widget files") is supplied to you by Nokia
+Corporation (ÒNokiaÓ) in consideration of your agreement to the following terms. Your use, installation
+and/or redistribution of the WRTKit and Example Widget files constitutes acceptance of these terms. If
+you do not agree with these terms, please do not use, install, or redistribute the WRTKit and Example
+Widget files.
+
+In consideration of your agreement to abide by the following terms, and subject to these terms, Nokia
+grants you a personal, non-exclusive license, under NokiaÕs copyrights in the WRTKit and Example
+Widget files, to use, reproduce, and redistribute the WRTKit and Example files, in text form (for HTML,
+CSS, or JavaScript files) or binary form (for associated images), for the sole purpose of creating S60
+Widgets.
+
+If you redistribute the WRTKit and Example files, you must retain this entire notice in all such
+redistributions of the WRTKit and Example files.
+
+You may not use the name, trademarks, service marks or logos of Nokia to endorse or promote products
+that include the WRTKit and Example files without the prior written explicit agreement with Nokia.
+Except as expressly stated in this notice, no other rights or licenses, express or implied, are granted by
+Nokia herein, including but not limited to any patent rights that may be infringed by your products that
+incorporate the WRTKit and Example files or by other works in which the WRTKit and Example files
+may be incorporated.
+
+The WRTKit and Example files are provided on an "AS IS" basis.  NOKIA MAKES NO
+WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED
+WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A
+PARTICULAR PURPOSE, REGARDING THE EXAMPLES OR ITS USE AND OPERATION
+ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
+
+IN NO EVENT SHALL NOKIA BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION, AND/OR
+DISTRIBUTION OF THE EXAMPLES, HOWEVER CAUSED AND WHETHER UNDER THEORY
+OF CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE,
+EVEN IF NOKIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+*/
+
+///////////////////////////////////////////////////////////////////////////////
+// Logger utility class that uses the Firebug console class.
+
+// Constructor (everything is static so this is empty).
+function Logger() {
+    // Set default logger level.
+    this.level = this.LOG_LEVEL_OFF;
+}
+
+// Logger levels.
+Logger.prototype.LOG_LEVEL_DEBUG = 0;
+Logger.prototype.LOG_LEVEL_INFO = 1;
+Logger.prototype.LOG_LEVEL_WARN = 2;
+Logger.prototype.LOG_LEVEL_ERROR = 3;
+Logger.prototype.LOG_LEVEL_OFF = 4;
+
+Logger.prototype.level = null;
+Logger.prototype.filter = null;
+
+// Disable logging on other browsers except Firefox.
+Logger.prototype.enabled = (navigator.userAgent.indexOf("Firefox") != -1);
+
+// Dumps an objects properties and methods to the console.
+Logger.prototype.dump = function(obj) {
+    if (this.enabled) {
+        console.dir(obj);
+    }
+}
+
+// Dumps a stracktrace to the console.
+Logger.prototype.trace = function() {
+    if (this.enabled) {
+        console.trace();
+    }
+}
+
+// Prints a debug message to the console.
+Logger.prototype.debug = function(str) {
+    if (this.enabled && this.level <= this.LOG_LEVEL_DEBUG) {
+        if (this.filter == null) {
+            console.debug(str);
+        } else {
+            var show = false;
+            for (i in this.filter) {
+                if (str.indexOf(this.filter[i]) >= 0) {
+                    show = true;
+                    break;
+                }
+            }
+            if (show) {
+                console.debug(str);
+            }
+        }
+    }
+}
+
+// Prints an info message to the console.
+Logger.prototype.info = function(str) {
+    if (this.enabled && this.level <= this.LOG_LEVEL_INFO) {
+        console.info(str);
+    }
+}
+
+// Prints a warning message to the console.
+Logger.prototype.warn = function(str) {
+    if (this.enabled && this.level <= this.LOG_LEVEL_WARN) {
+        console.warn(str);
+    }
+}
+
+// Prints an error message to the console.
+Logger.prototype.error = function(str) {
+    if (this.enabled && this.level <= this.LOG_LEVEL_ERROR) {
+        console.error(str);
+    }
+}