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Added statusBar to show cursor position, selections and so on

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This commit is contained in:
Wu Cheng-Han 2015-09-24 14:59:45 +08:00
parent 6e40df2887
commit e08916763e
2 changed files with 122 additions and 2 deletions
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43
public/css/index.css
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@ -238,4 +238,47 @@ div[contenteditable]:empty:not(:focus):before{
.cm-trailing-space-new-line:before {
content: '↵';
.status-bar {
background: #1c1c1e;
border-top: 1px solid #343434;
color: #ccc;
position: relative;
display: block;
box-sizing: border-box;
font-size: 11px;
line-height: 25px;
height: 26px;
overflow: hidden;
}
.status-bar .status-info {
color: #ccc;
left: 10px;
position: absolute;
white-space: nowrap;
max-width: 65%;
overflow: hidden;
text-overflow: ellipsis;
}
.status-bar .status-info div {
display: inline;
}
.status-bar .status-file {
color: #9a9a9a;
}
.status-bar .status-indicators {
background: #1c1c1e;
color: #ccc;
position: absolute;
right: 10px;
text-align: right;
white-space: nowrap;
max-width: 30%;
overflow: hidden;
text-overflow: ellipsis;
}
}

81
public/js/index.js
View file

@ -226,6 +226,53 @@ var editor = CodeMirror.fromTextArea(textit, {
var inlineAttach = inlineAttachment.editors.codemirror4.attach(editor);
defaultTextHeight = parseInt($(".CodeMirror").css('line-height'));
var statusBar = null;
var statusCursor = null;
var statusFile = null;
var statusIndicators = null;
function addStatusBar() {
var element = '<div class="status-bar"><div class="status-info"><div class="status-cursor"></div><div class="status-file"></div></div><div class="status-indicators"></div></div>';
statusBar = $(element);
statusCursor = statusBar.find('.status-cursor');
statusFile = statusBar.find('.status-file');
statusIndicators = statusBar.find('.status-indicators');
editor.addPanel(statusBar[0], {
position: "bottom"
});
}
var selection = null;
function updateStatusBar() {
if (!statusBar) return;
var cursor = editor.getCursor();
var cursorText = 'Line ' + (cursor.line + 1) + ', Columns ' + (cursor.ch + 1);
if (selection) {
var anchor = selection.anchor;
var head = selection.head;
var start = head.line <= anchor.line ? head : anchor;
var end = head.line >= anchor.line ? head : anchor;
var selectionText = ' — Selected ';
var selectionCharCount = Math.abs(head.ch - anchor.ch);
// borrow from brackets EditorStatusBar.js
if (start.line !== end.line) {
var lines = end.line - start.line + 1;
if (end.ch === 0) {
lines--;
}
selectionText += lines + ' lines';
} else if (selectionCharCount > 0)
selectionText += selectionCharCount + ' columns';
if (start.line !== end.line || selectionCharCount > 0)
cursorText += selectionText;
}
statusCursor.text(cursorText);
var fileText = ' — ' + editor.lineCount() + ' Lines';
statusFile.text(fileText);
statusIndicators.text('Length ' + editor.getValue().length);
}
//ui vars
var ui = {
spinner: $(".ui-spinner"),
@ -454,11 +501,23 @@ function checkResponsive() {
function checkEditorStyle() {
var scrollbarStyle = editor.getOption('scrollbarStyle');
if (scrollbarStyle == 'overlay' || currentMode == modeType.both) {
//save last editor scroll top
var lastTop = editor.getScrollInfo().top;
ui.area.codemirror.css('height', '');
//set editor size to keep status bar on the bottom
editor.setSize(null, ui.area.edit.height());
//restore last editor scroll top
editor.scrollTo(null, lastTop);
} else if (scrollbarStyle == 'native') {
ui.area.codemirror.css('height', 'auto');
$('.CodeMirror-gutters').css('height', $('.CodeMirror-sizer').height());
}
//set editor parent height to fill status bar
if (statusBar)
statusBar.parent().css('height', ui.area.edit.height() - statusBar.outerHeight() + 'px');
//set sizer height to make it at least height as editor
var editorSizerHeight = ui.area.edit.height() - (statusBar ? statusBar.outerHeight() : 0);
$('.CodeMirror-sizer').css('height', editorSizerHeight + 'px');
}
function checkTocStyle() {
@ -589,6 +648,11 @@ function changeMode(type) {
}
if (currentMode == modeType.edit || currentMode == modeType.both) {
ui.toolbar.uploadImage.fadeIn();
//add and update status bar
if (!statusBar) {
addStatusBar();
updateStatusBar();
}
} else {
ui.toolbar.uploadImage.fadeOut();
}
@ -1300,12 +1364,15 @@ function checkCursorTag(coord, ele) {
var top = coord.top;
var offsetLeft = -3;
var offsetTop = defaultTextHeight;
var statusBarHeight = 0;
if (statusBar)
statusBarHeight = statusBar.outerHeight();
if (width > 0 && height > 0) {
if (left + width + offsetLeft > editorWidth - curosrtagMargin) {
offsetLeft = -(width + 10);
}
if (top + height + offsetTop > Math.max(viewportHeight, editorHeight) + curosrtagMargin && top - height > curosrtagMargin) {
offsetTop = -(height);
if (top + height + offsetTop > Math.max(editor.doc.height, editorHeight) + curosrtagMargin - statusBarHeight * 2 && top - height > curosrtagMargin) {
}
}
ele[0].style.left = offsetLeft + 'px';
@ -1507,6 +1574,13 @@ var cursorActivityTimer = null;
editor.on('cursorActivity', function (cm) {
clearTimeout(cursorActivityTimer);
cursorActivityTimer = setTimeout(cursorActivity, cursorActivityDelay);
updateStatusBar();
editor.on('beforeSelectionChange', function (doc, selections) {
if (selections)
selection = selections.ranges[0];
else
selection = null;
updateStatusBar();
});
function cursorActivity() {
@ -1813,10 +1887,13 @@ function checkCursorMenu() {
var top = coord.top;
var offsetLeft = 0;
var offsetTop = defaultTextHeight;
var statusBarHeight = 0;
if (statusBar)
statusBarHeight = statusBar.outerHeight();
if (left + width + offsetLeft > editorWidth - menuMargin)
offsetLeft = -(left + width - editorWidth + menuMargin);
if (top + height + offsetTop > Math.max(viewportHeight, editorHeight) + menuMargin && top - height > menuMargin) {
offsetTop = -(height + defaultTextHeight);
if (top + height + offsetTop > Math.max(editor.doc.height, editorHeight) + menuMargin - statusBarHeight * 2 && top - height > menuMargin) {
upSideDown = true;
} else {
upSideDown = false;