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add C-u/C-d mappings and the associated 'scroll' option

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This commit is contained in:
Doug Kearns
2007-08-08 05:27:39 +00:00
parent ad44a9160c
commit c615dc958c
5 changed files with 54 additions and 6 deletions
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41
chrome/content/vimperator/mappings.js
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@@ -308,7 +308,7 @@ function Mappings() //{{{
function(count) { vimperator.buffer.shiftFrameFocus(count > 1 ? count : 1, true); },
{
short_help: "Focus next frame",
help: "Transfers keyboard focus to the [count]th next frame in order. The newly focused frame is briefly colored red.",
help: "Transfers keyboard focus to the <code class=\"argument\">[count]</code>th next frame in order. The newly focused frame is briefly colored red.",
flags: Mappings.flags.COUNT
}
));
@@ -316,7 +316,7 @@ function Mappings() //{{{
function(count) { vimperator.buffer.shiftFrameFocus(count > 1 ? count : 1, false); },
{
short_help: "Focus previous frame",
help: "Transfers keyboard focus to the [count]th previous frame in order. The newly focused frame is briefly colored red.",
help: "Transfers keyboard focus to the <code class=\"argument\">[count]</code>th previous frame in order. The newly focused frame is briefly colored red.",
flags: Mappings.flags.COUNT
}
));
@@ -673,6 +673,39 @@ function Mappings() //{{{
flags: Mappings.flags.COUNT
}
));
function getScrollSize(count)
{
var lines;
if (count > 1)
vimperator.options["scroll"] = count;
if (vimperator.options["scroll"] == 0) // the default value of half a page
// FIXME: when updating the scroll methods in v.buffer!
lines = vimperator.buffer.pageHeight / (2 * 20); // NOTE: a line is currently 20 pixels rather than a true line.
else
lines = vimperator.options["scroll"];
return lines;
}
addDefaultMap(new Map(vimperator.modes.NORMAL, ["<C-d>"],
function(count) { vimperator.buffer.scrollRelative(0, getScrollSize(count)); },
{
short_help: "Scroll window downwards in the buffer",
help: "The number of lines is set by the <code class=\"option\">'scroll'</code> option which defaults to half a page. " +
"If <code class=\"argument\">[count]</code> is given <code class=\"option\">'scroll'</code> is first set to this value.",
flags: Mappings.flags.COUNT
}
));
addDefaultMap(new Map(vimperator.modes.NORMAL, ["<C-u>"],
function(count) { vimperator.buffer.scrollRelative(0, -getScrollSize(count)); },
{
short_help: "Scroll window upwards in the buffer",
help: "The number of lines is set by the <code class=\"option\">'scroll'</code> option which defaults to half a page. " +
"If <code class=\"argument\">[count]</code> is given <code class=\"option\">'scroll'</code> is first set to this value.",
flags: Mappings.flags.COUNT
}
));
addDefaultMap(new Map(vimperator.modes.NORMAL, ["l", "<Right>"],
function(count) { vimperator.buffer.scrollRelative(count > 1 ? count : 1, 0); },
{
@@ -682,14 +715,14 @@ function Mappings() //{{{
flags: Mappings.flags.COUNT
}
));
addDefaultMap(new Map(vimperator.modes.NORMAL, ["<C-b>", "<C-u>", "<PageUp>", "<S-Space>"],
addDefaultMap(new Map(vimperator.modes.NORMAL, ["<C-b>", "<PageUp>", "<S-Space>"],
function() { goDoCommand('cmd_scrollPageUp'); },
{
short_help: "Scroll up a full page of the current document",
help: "No count support for now."
}
));
addDefaultMap(new Map(vimperator.modes.NORMAL, ["<C-f>", "<C-d>", "<PageDown>", "<Space>"],
addDefaultMap(new Map(vimperator.modes.NORMAL, ["<C-f>", "<PageDown>", "<Space>"],
function() { goDoCommand('cmd_scrollPageDown'); },
{
short_help: "Scroll down a full page of the current document",