[Pkg-mozext-commits] [itsalltext] 106/459: Refactor to move CacheObj stuff out.
David Prévot
taffit at moszumanska.debian.org
Tue Feb 24 23:26:11 UTC 2015
This is an automated email from the git hooks/post-receive script.
taffit pushed a commit to branch master
in repository itsalltext.
commit f31c72e1fe4f439bb29efaf789b390bde4fa4e5f
Author: Christian Höltje <docwhat at gerf.org>
Date: Sat Feb 3 23:55:40 2007 -0500
Refactor to move CacheObj stuff out.
---
chrome/content/API.js | 12 +-
chrome/content/Color.js | 2 +-
chrome/content/itsalltext.js | 736 ++++++++++++++++++++++---------------------
3 files changed, 390 insertions(+), 360 deletions(-)
diff --git a/chrome/content/API.js b/chrome/content/API.js
index 38cc103..50c26d3 100644
--- a/chrome/content/API.js
+++ b/chrome/content/API.js
@@ -49,8 +49,14 @@
})();
-
-ItsAllText.openEditor = function(id) {
+/**
+ * Use this to open an editor for a specific textarea or textbox with
+ * the id 'id'. The file will have the extension 'extension'. Include
+ * the leading dot in the extension.
+ * @param {String} id The id of textarea or textbody that should be opened in the editor.
+ * @param {String} extension The extension of the file used as a temporary file. Example: '.css' (optional)
+ */
+ItsAllText.openEditor = function(id, extension) {
var node = document.getElementById(id);
/* The only way I can adjust the background of the textbox is
* to turn off the -moz-appearance attribute.
@@ -58,6 +64,6 @@ ItsAllText.openEditor = function(id) {
node.style.MozAppearance = 'none';
var cache_object = node && ItsAllText.getCacheObj(node);
if(!cache_object) { return; }
- cache_object.edit();
+ cache_object.edit(extension);
};
diff --git a/chrome/content/Color.js b/chrome/content/Color.js
index aa3c75e..9812e3d 100644
--- a/chrome/content/Color.js
+++ b/chrome/content/Color.js
@@ -184,7 +184,7 @@ var Color = function() {
pattern = key;
}
}
-
+
components = value.match(func[pattern]);
var base = 10;
var m = 1; // Multiplier for percentage values
diff --git a/chrome/content/itsalltext.js b/chrome/content/itsalltext.js
index e257040..8c12829 100644
--- a/chrome/content/itsalltext.js
+++ b/chrome/content/itsalltext.js
@@ -69,7 +69,7 @@ var ItsAllText = function() {
* This holds a cache of all the textareas that we are watching.
* @type Hash
*/
- var cache = {};
+ that.cache = {};
/**
* Keeps track of all the refreshes we are running.
@@ -81,20 +81,7 @@ var ItsAllText = function() {
* A constant, a string used for things like the preferences.
* @type String
*/
- var MYSTRING = 'itsalltext';
-
- /* Gumdrop Image URL */
- var gumdrop_url = 'chrome://itsalltext/content/gumdrop.png';
- /* Gumdrop Image Width */
- var gumdrop_width = 28;
- /* Gumdrop Image Height */
- var gumdrop_height = 14;
-
- /* The XHTML Namespace */
- var XHTMLNS = "http://www.w3.org/1999/xhtml";
-
- /* The XUL Namespace */
- var XULNS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
+ that.MYSTRING = 'itsalltext';
/**
* This is a handy debug message. I'll remove it or disable it when
@@ -144,7 +131,7 @@ var ItsAllText = function() {
var fobj = Components.classes["@mozilla.org/file/directory_service;1"].
getService(Components.interfaces.nsIProperties).
get("ProfD", Components.interfaces.nsIFile);
- fobj.append(MYSTRING);
+ fobj.append(that.MYSTRING);
if (!fobj.exists()) {
fobj.create(Components.interfaces.nsIFile.DIRECTORY_TYPE,
parseInt('0700',8));
@@ -209,7 +196,7 @@ var ItsAllText = function() {
var prefService = Components.
classes["@mozilla.org/preferences-service;1"].
getService(Components.interfaces.nsIPrefService);
- this._branch = prefService.getBranch("extensions."+MYSTRING+".");
+ this._branch = prefService.getBranch("extensions."+that.MYSTRING+".");
this._branch.QueryInterface(Components.interfaces.nsIPrefBranch2);
for(var type in this.types) {
that.preferences[type] = this._branch['get'+(this.types[type])+'Pref'](type);
@@ -295,13 +282,13 @@ var ItsAllText = function() {
if (!id) {
var name = node.getAttribute('name');
var doc = node.ownerDocument.getElementsByTagName('html')[0];
- var attr = MYSTRING+'_id_serial';
+ var attr = that.MYSTRING+'_id_serial';
/* Get a serial that's unique to this document */
var serial = doc.getAttribute(attr);
if (serial) { serial = parseInt(serial, 10)+1;
} else { serial = 1; }
- id = [MYSTRING,'generated_id',name,serial].join('_');
+ id = [that.MYSTRING,'generated_id',name,serial].join('_');
doc.setAttribute(attr,serial);
node.setAttribute('id',id);
@@ -318,294 +305,38 @@ var ItsAllText = function() {
return doc.URL;
};
- /**
- * A Cache object is used to manage the node and the file behind it.
- * @constructor
- * @param {Object} node A DOM Node to watch.
- */
- function CacheObj(node) {
- var self = this;
- self.timestamp = 0;
- self.size = 0;
- self.node = node;
- self.button = null;
- self.initial_color = 'transparent';
-
- self.node_id = that.getNodeIdentifier(node);
- self.doc_id = that.getDocumentIdentifier(node.ownerDocument);
- self.uid = hashString([ self.doc_id,
- Math.random(),
- self.node_id ].join(':'));
- self.filename = hashString([ self.doc_id,
- self.node_id ].join(':')) +
- '.txt';
-
- node.setAttribute(MYSTRING+'_UID', self.uid);
- cache[self.uid] = self;
+ // @todo [med] Profiling and optimization.
- /* Since the hash is supposed to be equally distributed, it shouldn't
- * matter how we slice it. However, this does make it less unique.
- */
- // @todo [security] Detect collisions using the raw key.
- self.filename = self.filename.slice(0,15) + '.txt';
-
- var editdir = that.getEditDir();
- that.debug('editdir',editdir.path);
-
- /* Get a file */
- self.file = Components.classes["@mozilla.org/file/local;1"].
- createInstance(Components.interfaces.nsILocalFile);
- self.file.initWithFile(editdir);
- self.file.append(self.filename);
-
- /* Remove any existing files */
- if (self.file.exists()) {
- self.file.remove(false);
+ /**
+ * Returns a cache object
+ * Note: These UIDs are only unique for Its All Text.
+ * @param {Object} node A dom object node.
+ * @returns {String} the UID or null.
+ */
+ that.getCacheObj = function(node) {
+ var cobj = null;
+ if (node && node.hasAttribute(that.MYSTRING+"_UID")) {
+ cobj = that.cache[node.getAttribute(that.MYSTRING+"_UID")];
}
-
- /**
- * Convert to this object to a useful string.
- * @returns {String} A string representation of this object.
- */
- self.toString = function() {
- return [ "CacheObj",
- " uid=",self.uid,
- " timestamp=",self.timestamp,
- " size=",self.size
- ].join('');
- };
-
- /**
- * Write out the contents of the node.
- */
- self.write = function() {
- try {
- var foStream = Components.
- classes["@mozilla.org/network/file-output-stream;1"].
- createInstance(Components.interfaces.nsIFileOutputStream);
-
- /* write, create, truncate */
- foStream.init(self.file, 0x02 | 0x08 | 0x20,
- parseInt('0600',8), 0);
-
- /* We convert to charset */
- var conv = Components.
- classes["@mozilla.org/intl/scriptableunicodeconverter"].
- createInstance(Components.interfaces.nsIScriptableUnicodeConverter);
- conv.charset = that.getCharset();
-
- var text = conv.ConvertFromUnicode(self.node.value);
- foStream.write(text, text.length);
- foStream.close();
-
- /* Reset Timestamp and filesize, to prevent a spurious refresh */
- self.timestamp = self.file.lastModifiedTime;
- self.size = self.file.fileSize;
-
- return self.file.path;
- } catch(e) {
- that.debug('write',self.file.path,e);
- return null;
- }
- };
-
- // @todo [idea] Pass in the line number to the editor, arbitrary command?
- // @todo [high] On edit, let user pick the file extension.
- // @todo [idea] allow the user to pick an alternative editor?
- self.edit = function(retried) {
- if (typeof(retried) == 'undefined') { retried = false; }
- var filename = self.write();
- self.initial_color = self.node.style.backgroundColor;
- self.is_moz = self.node.style.backgroundColor;
- that.debuglog('narf:',self.initial_color);
- try {
- var program = that.getEditor();
-
- // create an nsIProcess
- var process = Components.
- classes["@mozilla.org/process/util;1"].
- createInstance(Components.interfaces.nsIProcess);
- process.init(program);
-
- // Run the process.
- // If first param is true, calling thread will be blocked until
- // called process terminates.
- // Second and third params are used to pass command-line arguments
- // to the process.
- var args = [filename];
- var result = {};
- process.run(false, args, args.length, result);
- } catch(e) {
- window.openDialog('chrome://itsalltext/chrome/preferences.xul',
- "Preferences",
- "chrome,titlebar,toolbar,centerscreen,modal",
- "badeditor");
- if (!retried) {
- self.edit(true); // Try one more time.
- }
- }
- };
-
- self.read = function() {
- /* read file, reset ts & size */
- var DEFAULT_REPLACEMENT_CHARACTER = 65533;
- var buffer = [];
-
- try {
- var fis = Components.
- classes["@mozilla.org/network/file-input-stream;1"].
- createInstance(Components.interfaces.nsIFileInputStream);
- fis.init(self.file, 0x01, parseInt('00400',8), 0);
- // MODE_RDONLY | PERM_IRUSR
-
- var istream = Components.
- classes["@mozilla.org/intl/converter-input-stream;1"].
- createInstance(Components.interfaces.nsIConverterInputStream);
- istream.init(fis, that.getCharset(), 4096, DEFAULT_REPLACEMENT_CHARACTER);
-
- var str = {};
- while (istream.readString(4096, str) !== 0) {
- buffer.push(str.value);
- }
-
- istream.close();
- fis.close();
-
- self.timestamp = self.file.lastModifiedTime;
- self.size = self.file.fileSize;
-
- return buffer.join('');
- } catch(e) {
- return null;
- }
- };
-
- /**
- * Has the file object changed?
- * @returns {boolean} returns true if the file has changed on disk.
- */
- self.hasChanged = function() {
- /* Check exists. Check ts and size. */
- if(!self.file.exists() ||
- !self.file.isReadable() ||
- (self.file.lastModifiedTime == self.timestamp &&
- self.file.fileSize == self.size)) {
- return false;
- } else {
- return true;
- }
- };
-
- /**
- * Part of the fading technique.
- * @param {Object} pallet A Color blend pallet object.
- * @param {int} step Size of a step.
- * @param {delay} delay Delay in microseconds.
- */
- self.fadeStep = function(pallet, step, delay) {
- return function() {
- if (step < pallet.length) {
- self.node.style.backgroundColor = pallet[step++].hex();
- setTimeout(self.fadeStep(pallet, step, delay),delay);
- that.debuglog('narf:',self.node.style.backgroundColor);
- }
- };
- };
-
- /**
- * Node fade technique.
- * @param {int} steps Number of steps in the transition.
- * @param {int} delay How long to wait between delay (microseconds).
- */
- self.fade = function(steps, delay) {
- var colEnd = new that.Color(self.initial_color);
- var colStart = new that.Color('yellow');//colEnd.invert();
- var pallet = colStart.blend(colEnd, steps);
- setTimeout(self.fadeStep(pallet, 0, delay), delay);
- };
-
- /**
- * Update the node from the file.
- * @returns {boolean} Returns true ifthe file changed.
- */
- self.update = function() {
- if (self.hasChanged()) {
- var value = self.read();
- if (value !== null) {
- self.fade(15, 100);
- self.node.value = value;
- return true;
- }
- }
- return false; // If we fall through, we
- };
-
- /**
- * Updates the position of the gumdrop, incase the textarea shifts around.
- */
- self.adjust = function() {
- var gumdrop = self.button;
- var el = self.node;
- var style = gumdrop.style;
- if (!gumdrop || !el) { return; }
- var display = '';
- if (el.style.display == 'none') {
- display = 'none';
- }
- if (style.display != display) {
- style.display = display;
- }
-
- /* Reposition the gumdrops incase the dom changed. */
- var pos = that.getPageOffset(el);
- var left = (pos[0]+Math.max(1,el.offsetWidth-gumdrop_width))+'px';
- var top = (pos[1]+el.offsetHeight)+'px';
- if(style.left != left) { style.left = left; }
- if(style.top != top) { style.top = top; }
- };
-
- self.mouseover = function(event) {
- var style = self.button.style;
- style.opacity = '0.7';
- };
- self.mouseout = function(event) {
- var style = self.button.style;
- style.opacity = '0.1';
- };
- }
-
- // @todo [med] Profiling and optimization.
-
- /**
- * Returns a cache object
- * Note: These UIDs are only unique for Its All Text.
- * @param {Object} node A dom object node.
- * @returns {String} the UID or null.
- */
- that.getCacheObj = function(node) {
- var cobj = null;
- if (node && node.hasAttribute(MYSTRING+"_UID")) {
- cobj = cache[node.getAttribute(MYSTRING+"_UID")];
- }
- if (!cobj) {
- cobj = new CacheObj(node);
- }
- return cobj;
- };
+ if (!cobj) {
+ cobj = new ItsAllText.CacheObj(node);
+ }
+ return cobj;
+ };
/**
* Cleans out all old cache objects.
*/
that.cleanCacheObjs = function() {
var count = 0;
- for(var id in cache) {
+ for(var id in that.cache) {
var cobj = cache[id];
if (cobj.node.ownerDocument.location === null) {
that.debug('cleaning %s', id);
delete cobj.node;
delete cobj.button;
- delete cache[id];
+ delete that.cache[id];
} else {
count += 1;
}
@@ -618,11 +349,11 @@ var ItsAllText = function() {
* @param {Object} node A specific textarea dom object to update.
*/
that.refreshTextarea = function(node, is_chrome) {
- var cobj = that.getCacheObj(node);
+ var cobj = ItsAllText.getCacheObj(node);
if(!cobj) { return; }
cobj.update();
- if (!is_chrome) { that.addGumDrop(cobj); }
+ if (!is_chrome) { cobj.addGumDrop(); }
};
// @todo [med] If the textarea is focused, we should refresh it.
@@ -663,66 +394,6 @@ var ItsAllText = function() {
return pos;
};
-
- /**
- * Add the gumdrop to a textarea.
- * @param {Object} cache_object The Cache Object that contains the node.
- */
- that.addGumDrop = function(cache_object) {
- if (cache_object.button !== null) {
- cache_object.adjust();
- return; /*already done*/
- }
- that.debug('addGumDrop',cache_object);
-
- var node = cache_object.node;
- var doc = node.ownerDocument;
- var offsetNode = node;
- if (!node.parentNode) { return; }
-
- var gumdrop = doc.createElementNS(XHTMLNS, "img");
- gumdrop.setAttribute('src', gumdrop_url);
- if (this.getDebug()) {
- gumdrop.setAttribute('title', cache_object.node_id);
- } else {
- gumdrop.setAttribute('title', "It's All Text!");
- }
- cache_object.button = gumdrop; // Store it for easy finding in the future.
-
- // Click event handler
- gumdrop.addEventListener("click", function(ev){cache_object.edit();}, false);
-
- // Image Attributes
- gumdrop.style.cursor = 'pointer';
- gumdrop.style.display = 'block';
- gumdrop.style.position = 'absolute';
- gumdrop.style.padding = '0';
- gumdrop.style.border = 'none';
- gumdrop.style.zIndex = 2147483646; // Max Int - 1
-
- gumdrop.style.width = gumdrop_width+'px';
- gumdrop.style.height = gumdrop_height+'px';
-
- // Insert it into the document
- var parent = node.parentNode;
- var nextSibling = node.nextSibling;
-
- if (nextSibling) {
- parent.insertBefore(gumdrop, nextSibling);
- } else {
- parent.appendChild(gumdrop);
- }
-
- // Add mouseovers/outs
- node.addEventListener("mouseover", cache_object.mouseover, false);
- node.addEventListener("mouseout", cache_object.mouseout, false);
- gumdrop.addEventListener("mouseover", cache_object.mouseover, false);
- gumdrop.addEventListener("mouseout", cache_object.mouseout, false);
-
- cache_object.mouseout(null);
- cache_object.adjust();
- };
-
/**
* This function is called regularly to watch changes to web documents.
*/
@@ -830,7 +501,7 @@ var ItsAllText = function() {
that.debug('onEditNode','missing cobj for ',node);
} else {
that.debug('onEditNode',cobj);
- cobj.edit();
+ cobj.edit('.txt');
}
return;
};
@@ -878,5 +549,358 @@ var ItsAllText = function() {
that.monitor.restart();
};
+/**
+ * A Cache object is used to manage the node and the file behind it.
+ * @constructor
+ * @param {Object} node A DOM Node to watch.
+ */
+ItsAllText.prototype.CacheObj = function(node) {
+ var self = this;
+
+ /* Gumdrop Image URL */
+ var gumdrop_url = 'chrome://itsalltext/content/gumdrop.png';
+ /* Gumdrop Image Width */
+ var gumdrop_width = 28;
+ /* Gumdrop Image Height */
+ var gumdrop_height = 14;
+
+ /* The XHTML Namespace */
+ var XHTMLNS = "http://www.w3.org/1999/xhtml";
+
+ /* The XUL Namespace */
+ var XULNS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
+
+ self.timestamp = 0;
+ self.size = 0;
+ self.node = node;
+ self.button = null;
+ self.initial_color = 'transparent';
+
+ self.node_id = ItsAllText.getNodeIdentifier(node);
+ self.doc_id = ItsAllText.getDocumentIdentifier(node.ownerDocument);
+ self.uid = hashString([ self.doc_id,
+ Math.random(),
+ self.node_id ].join(':'));
+
+ self.filename = hashString([ self.doc_id,
+ self.node_id ].join(':'));
+
+ node.setAttribute(ItsAllText.MYSTRING+'_UID', self.uid);
+ ItsAllText.cache[self.uid] = self;
+
+ /* Since the hash is supposed to be equally distributed, it shouldn't
+ * matter how we slice it. However, this does make it less unique.
+ */
+ // @todo [security] Detect collisions using the raw key.
+ self.filename = self.filename.slice(0,15);
+
+ var editdir = ItsAllText.getEditDir();
+ ItsAllText.debug('editdir',editdir.path);
+
+ /* Get a file */
+ self.file = Components.classes["@mozilla.org/file/local;1"].
+ createInstance(Components.interfaces.nsILocalFile);
+ self.file.initWithFile(editdir);
+ self.file.append(self.filename);
+
+ /* Remove any existing files */
+ if (self.file.exists()) {
+ self.file.remove(false);
+ }
+
+ /**
+ * Convert to this object to a useful string.
+ * @returns {String} A string representation of this object.
+ */
+ self.toString = function() {
+ return [ "CacheObj",
+ " uid=",self.uid,
+ " timestamp=",self.timestamp,
+ " size=",self.size
+ ].join('');
+ };
+
+ /**
+ * Write out the contents of the node.
+ */
+ self.write = function() {
+ try {
+ var foStream = Components.
+ classes["@mozilla.org/network/file-output-stream;1"].
+ createInstance(Components.interfaces.nsIFileOutputStream);
+
+ /* write, create, truncate */
+ foStream.init(self.file, 0x02 | 0x08 | 0x20,
+ parseInt('0600',8), 0);
+
+ /* We convert to charset */
+ var conv = Components.
+ classes["@mozilla.org/intl/scriptableunicodeconverter"].
+ createInstance(Components.interfaces.nsIScriptableUnicodeConverter);
+ conv.charset = ItsAllText.getCharset();
+
+ var text = conv.ConvertFromUnicode(self.node.value);
+ foStream.write(text, text.length);
+ foStream.close();
+
+ /* Reset Timestamp and filesize, to prevent a spurious refresh */
+ self.timestamp = self.file.lastModifiedTime;
+ self.size = self.file.fileSize;
+
+ return self.file.path;
+ } catch(e) {
+ ItsAllText.debug('write',self.file.path,e);
+ return null;
+ }
+ };
+
+ // @todo [idea] Pass in the line number to the editor, arbitrary command?
+ // @todo [high] On edit, let user pick the file extension.
+ // @todo [idea] allow the user to pick an alternative editor?
+ /**
+ * Edit a textarea as a file.
+ * @param {String} extension The extension of the file to edit.
+ * @param {boolean} retried This is used internally.
+ */
+ self.edit = function(extension, retried) {
+ extension = (typeof(extension) == 'undefined'? null : extension);
+ if (typeof(retried) == 'undefined') { retried = false; }
+ var filename = self.write();
+ self.initial_color = self.node.style.backgroundColor;
+ self.is_moz = self.node.style.backgroundColor;
+ ItsAllText.debuglog('narf:',self.initial_color);
+ try {
+ var program = ItsAllText.getEditor();
+
+ // create an nsIProcess
+ var process = Components.
+ classes["@mozilla.org/process/util;1"].
+ createInstance(Components.interfaces.nsIProcess);
+ process.init(program);
+
+ // Run the process.
+ // If first param is true, calling thread will be blocked until
+ // called process terminates.
+ // Second and third params are used to pass command-line arguments
+ // to the process.
+ var args = [filename];
+ var result = {};
+ process.run(false, args, args.length, result);
+ } catch(e) {
+ window.openDialog('chrome://itsalltext/chrome/preferences.xul',
+ "Preferences",
+ "chrome,titlebar,toolbar,centerscreen,modal",
+ "badeditor");
+ if (!retried) {
+ self.edit(extension, true); // Try one more time.
+ }
+ }
+ };
+
+ /**
+ * Read the file from disk.
+ */
+ self.read = function() {
+ /* read file, reset ts & size */
+ var DEFAULT_REPLACEMENT_CHARACTER = 65533;
+ var buffer = [];
+
+ try {
+ var fis = Components.
+ classes["@mozilla.org/network/file-input-stream;1"].
+ createInstance(Components.interfaces.nsIFileInputStream);
+ fis.init(self.file, 0x01, parseInt('00400',8), 0);
+ // MODE_RDONLY | PERM_IRUSR
+
+ var istream = Components.
+ classes["@mozilla.org/intl/converter-input-stream;1"].
+ createInstance(Components.interfaces.nsIConverterInputStream);
+ istream.init(fis, ItsAllText.getCharset(), 4096, DEFAULT_REPLACEMENT_CHARACTER);
+
+ var str = {};
+ while (istream.readString(4096, str) !== 0) {
+ buffer.push(str.value);
+ }
+
+ istream.close();
+ fis.close();
+
+ self.timestamp = self.file.lastModifiedTime;
+ self.size = self.file.fileSize;
+
+ return buffer.join('');
+ } catch(e) {
+ return null;
+ }
+ };
+
+ /**
+ * Has the file object changed?
+ * @returns {boolean} returns true if the file has changed on disk.
+ */
+ self.hasChanged = function() {
+ /* Check exists. Check ts and size. */
+ if(!self.file.exists() ||
+ !self.file.isReadable() ||
+ (self.file.lastModifiedTime == self.timestamp &&
+ self.file.fileSize == self.size)) {
+ return false;
+ } else {
+ return true;
+ }
+ };
+
+ /**
+ * Part of the fading technique.
+ * @param {Object} pallet A Color blend pallet object.
+ * @param {int} step Size of a step.
+ * @param {delay} delay Delay in microseconds.
+ */
+ self.fadeStep = function(pallet, step, delay) {
+ return function() {
+ if (step < pallet.length) {
+ self.node.style.backgroundColor = pallet[step++].hex();
+ setTimeout(self.fadeStep(pallet, step, delay),delay);
+ ItsAllText.debuglog('narf:',self.node.style.backgroundColor);
+ }
+ };
+ };
+
+ /**
+ * Node fade technique.
+ * @param {int} steps Number of steps in the transition.
+ * @param {int} delay How long to wait between delay (microseconds).
+ */
+ self.fade = function(steps, delay) {
+ var colEnd = new ItsAllText.Color(self.initial_color);
+ var colStart = new ItsAllText.Color('yellow');//colEnd.invert();
+ var pallet = colStart.blend(colEnd, steps);
+ setTimeout(self.fadeStep(pallet, 0, delay), delay);
+ };
+
+ /**
+ * Update the node from the file.
+ * @returns {boolean} Returns true ifthe file changed.
+ */
+ self.update = function() {
+ if (self.hasChanged()) {
+ var value = self.read();
+ if (value !== null) {
+ self.fade(15, 100);
+ self.node.value = value;
+ return true;
+ }
+ }
+ return false; // If we fall through, we
+ };
+
+ /**
+ * Add the gumdrop to a textarea.
+ * @param {Object} cache_object The Cache Object that contains the node.
+ */
+ self.addGumDrop = function() {
+ var cache_object = this;
+ if (cache_object.button !== null) {
+ cache_object.adjust();
+ return; /*already done*/
+ }
+ ItsAllText.debug('addGumDrop',cache_object);
+
+ var node = cache_object.node;
+ var doc = node.ownerDocument;
+ var offsetNode = node;
+ if (!node.parentNode) { return; }
+
+ var gumdrop = doc.createElementNS(XHTMLNS, "img");
+ gumdrop.setAttribute('src', gumdrop_url);
+ if (ItsAllText.getDebug()) {
+ gumdrop.setAttribute('title', cache_object.node_id);
+ } else {
+ gumdrop.setAttribute('title', "It's All Text!");
+ }
+ cache_object.button = gumdrop; // Store it for easy finding in the future.
+
+ // Image Attributes
+ gumdrop.style.cursor = 'pointer';
+ gumdrop.style.display = 'block';
+ gumdrop.style.position = 'absolute';
+ gumdrop.style.padding = '0';
+ gumdrop.style.border = 'none';
+ gumdrop.style.zIndex = 2147483646; // Max Int - 1
+
+ gumdrop.style.width = gumdrop_width+'px';
+ gumdrop.style.height = gumdrop_height+'px';
+
+ // Click event handler
+ gumdrop.addEventListener("click",
+ function(ev){ cache_object.edit('.txt'); },
+ false);
+
+ // Insert it into the document
+ var parent = node.parentNode;
+ var nextSibling = node.nextSibling;
+
+ if (nextSibling) {
+ parent.insertBefore(gumdrop, nextSibling);
+ } else {
+ parent.appendChild(gumdrop);
+ }
+
+ // Add mouseovers/outs
+ node.addEventListener("mouseover", cache_object.mouseover, false);
+ node.addEventListener("mouseout", cache_object.mouseout, false);
+ gumdrop.addEventListener("mouseover", cache_object.mouseover, false);
+ gumdrop.addEventListener("mouseout", cache_object.mouseout, false);
+
+ cache_object.mouseout(null);
+ cache_object.adjust();
+ };
+
+ /**
+ * Updates the position of the gumdrop, incase the textarea shifts around.
+ */
+ self.adjust = function() {
+ var gumdrop = self.button;
+ var el = self.node;
+ var style = gumdrop.style;
+ if (!gumdrop || !el) { return; }
+ var display = '';
+ if (el.style.display == 'none') {
+ display = 'none';
+ }
+ if (style.display != display) {
+ style.display = display;
+ }
+
+ /* Reposition the gumdrops incase the dom changed. */
+ var pos = ItsAllText.getPageOffset(el);
+ var left = (pos[0]+Math.max(1,el.offsetWidth-gumdrop_width))+'px';
+ var top = (pos[1]+el.offsetHeight)+'px';
+ if(style.left != left) { style.left = left; }
+ if(style.top != top) { style.top = top; }
+ };
+
+ /**
+ * A callback for when the textarea/textbox or button has
+ * the mouse waved over it.
+ * @param {Event} event The event object.
+ */
+ self.mouseover = function(event) {
+ var style = self.button.style;
+ style.opacity = '0.7';
+ };
+
+ /**
+ * A callback for when the textarea/textbox or button has
+ * the mouse waved over it and the moved off.
+ * @param {Event} event The event object.
+ */
+ self.mouseout = function(event) {
+ var style = self.button.style;
+ style.opacity = '0.1';
+ };
+};
+
+
ItsAllText = new ItsAllText();
--
Alioth's /usr/local/bin/git-commit-notice on /srv/git.debian.org/git/pkg-mozext/itsalltext.git
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