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- fixed commandline focus/blur behavior

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- could be buggy, so please report any bugs
- text selection is not possible anymore for :echo'ed things, should come later when holding shift
- cleared commandline on scroll events
This commit is contained in:
Martin Stubenschrott
2007-06-12 10:48:35 +00:00
parent 745035e1eb
commit 7af9664ac0
6 changed files with 120 additions and 42 deletions
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127
chrome/content/vimperator/ui.js
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@@ -63,7 +63,7 @@ function CommandLine ()
var history_index = UNINITIALIZED;
var history_start = "";
// for the example command "open sometext| othertext" (| is the cursor pos)
// for the example command "open sometext| othertext" (| is the cursor pos):
var completion_start_index = 0; // will be 5 because we want to complete arguments for the :open command
var completion_prefix = "" // will be: "open sometext"
var completion_postfix = ""; // will be: " othertext"
@@ -76,14 +76,32 @@ function CommandLine ()
// The command bar which contains the current command
var command_widget = document.getElementById('vimperator-commandline-command');
// load the history
// we need to save the mode which were in before opening the command line
// this is then used if we focus the command line again without the "official"
// way of calling "open"
var cur_extended_mode = null; // the extended mode which we last openend the command line for
var cur_prompt = null;
var cur_command = null;
var old_mode = null; // when we leave the command prompt this mode is restored
var old_extended_mode = null;
// an ugly hack that we allow the :echo(err) commands after hitting enter
// and before the blur() event gets fired
var echo_allowed = false;
// load the commandline history
var hist = get_pref("commandline_history", "");
history = hist.split("\n");
// TODO: these styles should be moved to the .css file
function setNormalStyle()
{
command_widget.inputField.setAttribute("style","font-family: monospace;");
}
function setMessageStyle()
{
command_widget.inputField.setAttribute("style", "font-family: monospace; color:magenta; font-weight: bold");
}
function setErrorStyle()
{
command_widget.inputField.setAttribute("style", "font-family: monospace; color:white; background-color:red; font-weight: bold");
@@ -118,13 +136,16 @@ function CommandLine ()
function addToHistory(str)
{
if(str.length < 1)
return;
// first remove all old history elements which have this string
history = history.filter(function(elem) {
return elem != str;
});
// add string to the command line history
if (str.length >= 1 && history.push(str) > HISTORY_SIZE)
history.shift();
if (history.push(str) > HISTORY_SIZE) //remove the first 10% of the history
history = history.slice(HISTORY_SIZE / 10);
}
////////////////////////////////////////////////////////////////////////////////
@@ -137,47 +158,64 @@ function CommandLine ()
};
/**
* All arguments can be ommited and will be defaulted to ""
* All arguments can be ommited and will be defaulted to "" or null
*/
this.open = function(prompt, cmd, minor_mode)
this.open = function(prompt, cmd, ext_mode)
{
if (!prompt)
prompt = "";
if (!cmd)
cmd = "";
//if (minor_mode)
vimperator.setMode(vimperator.modes.COMMAND_LINE, minor_mode);
// save the current prompts, we need it later if the command widget
// receives focus without calling the this.open() method
cur_prompt = prompt || "";
cur_command = cmd || "";
cur_extended_mode = ext_mode || null;
setNormalStyle();
setPrompt(prompt);
setCommand(cmd);
history_index = UNINITIALIZED;
completion_index = UNINITIALIZED;
// the command_widget.focus() method calls setPrompt() and setCommand()
// this is done, because for follow-mouse window managers, we receive
// blur and focus events once the user leaves the Firefox window with the mouse
command_widget.focus();
};
this.echo = function(str)
{
var focused = document.commandDispatcher.focusedElement;
if (focused && focused == command_widget.inputField)
return;
if (!echo_allowed && focused && focused == command_widget.inputField)
return false;
setNormalStyle();
setPrompt("");
setCommand(str);
cur_extended_mode = null;
return true;
};
this.echoErr = function(str)
{
var focused = document.commandDispatcher.focusedElement;
if (focused && focused == command_widget.inputField)
return;
if (!echo_allowed && focused && focused == command_widget.inputField)
return false;
setErrorStyle();
setPrompt("");
setCommand(str);
cur_extended_mode = null;
return true;
};
// this will prompt the user for a string
// vimperator.commandline.input("(s)ave or (o)pen the file?")
this.input = function(str)
{
// TODO: unfinished, need to find out how/if we can block the execution of code
// to make this code synchronous
setPrompt("");
setMessageStyle();
setCommand(str);
return "not implemented";
}
this.clear = function()
{
setPrompt(" "); // looks faster than an empty string
@@ -188,20 +226,55 @@ function CommandLine ()
this.onEvent = function(event)
{
//var end = false;
var command = this.getCommand();
if(event.type == "blur")
{
logMessage("blur");
// when we do a command_widget.focus() we get a blur event immediately,
// so check if the target is the actualy input field
if (event.target == command_widget.inputField)
{
addToHistory(command);
var silent = false;
if (old_mode == vimperator.modes.NORMAL)
silent = true;
vimperator.setMode(old_mode || vimperator.modes.NORMAL, old_extended_mode || null, silent);
cur_command = command;
// don't add the echoed command to the history, on pressing <cr>, the
// command is saved right into the kepress handler
if(!echo_allowed)
addToHistory(command);
completionlist.hide();
vimperator.statusline.updateProgress(""); // we may have a "match x of y" visible
}
}
else if(event.type == "focus")
{
// if we manually click into the command line, don't open it
if (event.target == command_widget.inputField && cur_extended_mode != null)
{
// save the mode, because we need to restore it on blur()
[old_mode, old_extended_mode] = vimperator.getMode();
vimperator.setMode(vimperator.modes.COMMAND_LINE, cur_extended_mode);
setPrompt(cur_prompt);
setCommand(cur_command);
}
else
{
//event.stopPropagation(); // XXX: doesnt seem to work
//event.preventDefault(); // so we need to use the hack
// NOTE: echo_allowed is a misleading name here, actually this flag is set
// so that we don't save a history entry if the user clicks into the text field
echo_allowed = true;
event.target.blur();
echo_allowed = false;
return false;
}
}
else if(event.type == "input")
{
vimperator.triggerCallback("change", command);
@@ -213,6 +286,7 @@ function CommandLine ()
if (key == "<Return>" || key == "<C-j>" || key == "<C-m>")
{
// FIXME: move to execute() in commands.js
// var end = false;
// try {
// [prev_match, heredoc, end] = multiliner(command, prev_match, heredoc);
// } catch(e) {
@@ -225,19 +299,20 @@ function CommandLine ()
// if (!end)
// command_line.value = "";
// NOTE: the command is saved to the history in the blur() handler
vimperator.focusContent();
echo_allowed = true;
addToHistory(command);
var res = vimperator.triggerCallback("submit", command);
vimperator.setMode(vimperator.modes.NORMAL, null, true);
vimperator.focusContent();
echo_allowed = false;
return res;
}
/* user pressed ESCAPE to cancel this prompt */
else if (key == "<Esc>" || key == "<C-[>" || key == "<C-c>")
{
var res = vimperator.triggerCallback("cancel");
addToHistory(command);
this.clear();
// the command history item is saved in the blur() handler
vimperator.focusContent();
this.clear();
return res;
}
@@ -423,7 +498,7 @@ function CommandLine ()
}
// it would be better if we had a destructor in javascript ...
this.saveHistory = function()
this.destroy = function()
{
set_pref("commandline_history", history.join("\n"));
}