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Add 'hintkeys' and fix <BS> key in Hint mode.

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--HG--
extra : rebase_source : d28184df01b5c3b2194fc332ff8367cb1c7c1fcf
This commit is contained in:
Kris Maglione
2010-09-22 12:09:18 -04:00
parent f089badc81
commit 1d14bbcd64
4 changed files with 80 additions and 20 deletions
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78
common/content/hints.js
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@@ -17,7 +17,7 @@ const Hints = Module("hints", {
this._hintString = ""; // the typed string part of the hint is in this string
this._hintNumber = 0; // only the numerical part of the hint
this._usedTabKey = false; // when we used <Tab> to select an element
this._prevInput = ""; // record previous user input type, "text" || "number"
this.prevInput = ""; // record previous user input type, "text" || "number"
this._extendedhintCount = null; // for the count argument of Mode#action (extended hint only)
this._pageHints = [];
@@ -67,7 +67,7 @@ const Hints = Module("hints", {
this._hintString = "";
this._hintNumber = 0;
this._usedTabKey = false;
this._prevInput = "";
this.prevInput = "";
this._pageHints = [];
this._validHints = [];
this._canUpdate = false;
@@ -83,7 +83,8 @@ const Hints = Module("hints", {
* Display the current status to the user.
*/
_updateStatusline: function () {
statusline.updateInputBuffer((hints.escNumbers ? mappings.getMapLeader() : "") + (this._hintNumber || ""));
statusline.updateInputBuffer((hints.escNumbers ? mappings.getMapLeader() : "") +
(this._hintNumber ? this.getHintString(this._hintNumber) : ""));
},
/**
@@ -256,7 +257,7 @@ const Hints = Module("hints", {
continue;
let computedStyle = doc.defaultView.getComputedStyle(elem, null);
if (computedStyle.getPropertyValue("visibility") != "visible" || computedStyle.getPropertyValue("display") == "none")
if (computedStyle["visibility"] != "visible" || computedStyle["display"] == "none")
continue;
if (isinstance(elem, [HTMLInputElement, HTMLSelectElement, HTMLTextAreaElement]))
@@ -268,7 +269,7 @@ const Hints = Module("hints", {
rect = elem.getClientRects()[0] || rect;
let leftPos = Math.max((rect.left + offsetX), offsetX);
let topPos = Math.max((rect.top + offsetY), offsetY);
let topPos = Math.max((rect.top + offsetY), offsetY);
if (elem instanceof HTMLAreaElement)
[leftPos, topPos] = this._getAreaOffset(elem, leftPos, topPos);
@@ -366,9 +367,10 @@ const Hints = Module("hints", {
this._setClass(hint.imgSpan, activeHint == hintnum);
}
hint.span.setAttribute("number", hint.showText ? hintnum + ": " + hint.text.substr(0, 50) : hintnum);
let str = this.getHintString(hintnum);
hint.span.setAttribute("number", hint.showText ? str + ": " + hint.text.substr(0, 50) : str);
if (hint.imgSpan)
hint.imgSpan.setAttribute("number", hintnum);
hint.imgSpan.setAttribute("number", str);
else
this._setClass(hint.elem, activeHint == hintnum);
this._validHints.push(hint.elem);
@@ -481,7 +483,7 @@ const Hints = Module("hints", {
// if we write a numeric part like 3, but we have 45 hints, only follow
// the hint after a timeout, as the user might have wanted to follow link 34
if (this._hintNumber > 0 && this._hintNumber * 10 <= this._validHints.length) {
if (this._hintNumber > 0 && this._hintNumber * this.hintKeys.length <= this._validHints.length) {
let timeout = options["hinttimeout"];
if (timeout > 0)
this._activeTimeout = this.timeout(function () { this._processHints(true); }, timeout);
@@ -499,7 +501,7 @@ const Hints = Module("hints", {
* @param {Event} event The keypress event.
*/
_onInput: function (event) {
this._prevInput = "text";
this.prevInput = "text";
// clear any timeout which might be active after pressing a number
if (this._activeTimeout) {
@@ -703,6 +705,32 @@ const Hints = Module("hints", {
this._hintModes[mode] = Hints.Mode.apply(Hints.Mode, Array.slice(arguments, 1));
},
/**
* Returns the hint string for a given number based on the values of
* the 'hintkeys' option.
*
* @param {number} n The number to transform.
* @returns {string}
*/
getHintString: function (n) {
let res = [], len = this.hintKeys.length;
do {
res.push(this.hintKeys[n % len]);
n = Math.floor(n / len);
}
while (n > 0);
return res.reverse().join("");
},
/**
* Returns true if the given key string represents a
* pseudo-hint-number.
*
* @param {string} key The key to test.
* @returns {boolean} Whether the key represents a hint number.
*/
isHintKey: function (key) this.hintKeys.indexOf(key) >= 0,
/**
* Updates the display of hints.
*
@@ -717,11 +745,12 @@ const Hints = Module("hints", {
commandline.input(this._hintMode.prompt + ": ", null, { onChange: this.closure._onInput });
modes.extended = modes.HINTS;
this.hintKeys = events.fromString(options["hintkeys"]).map(events.closure.toString);
this._submode = minor;
this._hintString = filter || "";
this._hintNumber = 0;
this._usedTabKey = false;
this._prevInput = "";
this.prevInput = "";
this._canUpdate = false;
this._generate(win);
@@ -790,9 +819,9 @@ const Hints = Module("hints", {
case "<BS>":
if (this._hintNumber > 0 && !this._usedTabKey) {
this._hintNumber = Math.floor(this._hintNumber / 10);
this._hintNumber = Math.floor(this._hintNumber / this.hintKeys.length);
if (this._hintNumber == 0)
this._prevInput = "text";
this.prevInput = "text";
}
else {
this._usedTabKey = false;
@@ -811,16 +840,16 @@ const Hints = Module("hints", {
return;
default:
if (/^\d$/.test(key)) {
this._prevInput = "number";
if (this.isHintKey(key)) {
this.prevInput = "number";
let oldHintNumber = this._hintNumber;
if (this._hintNumber == 0 || this._usedTabKey) {
if (this._usedTabKey) {
this._hintNumber = 0;
this._usedTabKey = false;
this._hintNumber = parseInt(key, 10);
}
else
this._hintNumber = parseInt(String(this._hintNumber) + key, 10);
this._hintNumber = this._hintNumber * this.hintKeys.length +
this.hintKeys.indexOf(key);
this._updateStatusline();
@@ -1028,6 +1057,19 @@ const Hints = Module("hints", {
"string", DEFAULT_HINTTAGS,
{ validator: checkXPath });
options.add(["hintkeys", "hk"],
"The keys used to label and select hints",
"string", "0123456789",
{
completer: function () [
["0123456789", "Numbers"],
["asdfg;lkjh", "Home Row"]],
validator: function (value) {
let values = events.fromString(value).map(events.closure.toString).sort();
return array.equals(array.uniq(values), values);
}
});
options.add(["hinttimeout", "hto"],
"Timeout before automatically following a non-unique numerical hint",
"number", 0,