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Diffstat (limited to 'sca-cpp/trunk/modules/edit/htdocs/page/page.js')
| -rw-r--r-- | sca-cpp/trunk/modules/edit/htdocs/page/page.js | 573 |
1 files changed, 0 insertions, 573 deletions
diff --git a/sca-cpp/trunk/modules/edit/htdocs/page/page.js b/sca-cpp/trunk/modules/edit/htdocs/page/page.js deleted file mode 100644 index 2fd88c0c6b..0000000000 --- a/sca-cpp/trunk/modules/edit/htdocs/page/page.js +++ /dev/null @@ -1,573 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -/** - * Page editing functions. - */ -var page = {}; - -/** - * Default positions and sizes. - */ -var palcx = 2500; - -/** - * Init a page editor. Works with all browsers except IE. - */ -page.edit = function(elem, wvalue, wadd, wcopy, wdelete, onchange, onselect) { - - // Track element dragging and selection - page.dragging = null; - page.selected = null; - wvalue.disabled = true; - wcopy.disabled = true; - wdelete.disabled = true; - - // Trigger widget select and page change events - page.onpagechange = onchange; - page.onwidgetselect = onselect; - - /** - * Handle a mouse down event. - */ - elem.onmousedown = function(e) { - - // On mouse controlled devices, engage the click component selection - // logic right away - if (typeof e.touches == 'undefined') - elem.onclick(e); - - // Find a draggable element - var dragging = page.draggable(e.target, elem); - if (dragging == null || dragging != page.selected) - return true; - page.dragging = dragging; - - // Remember mouse position - var pos = typeof e.touches != "undefined"? e.touches[0] : e; - page.dragX = pos.screenX; - page.dragY = pos.screenY; - - if (e.preventDefault) - e.preventDefault(); - else - e.returnValue = false; - return true; - }; - - // Support touch devices - elem.ontouchstart = elem.onmousedown; - - /** - * Handle a mouse up event. - */ - elem.onmouseup = function(e) { - if (page.dragging == null) - return true; - - // Snap to grid - var newX = page.gridsnap(ui.numpos(page.dragging.style.left)); - var newY = page.gridsnap(ui.numpos(page.dragging.style.top)); - page.dragging.style.left = ui.pixpos(newX); - page.dragging.style.top = ui.pixpos(newY); - page.dragging.cover.style.left = ui.pixpos(newX); - page.dragging.cover.style.top = ui.pixpos(newY); - - // Fixup widget style - page.fixupwidget(page.dragging); - - // Forget dragged element - page.dragging = null; - - // Trigger page change event - page.onpagechange(false); - return true; - }; - - // Support touch devices - elem.ontouchend = elem.onmouseup; - - /** - * Handle a mouse move event. - */ - window.onmousemove = function(e) { - if (page.dragging == null) - return true; - - // Get the mouse position - var pos = typeof e.touches != "undefined"? e.touches[0] : e; - if (pos.screenX == page.dragX && pos.screenY == page.dragY) - return true; - - // Compute position of dragged element - var curX = ui.numpos(page.dragging.style.left); - var curY = ui.numpos(page.dragging.style.top); - var newX = curX + (pos.screenX - page.dragX); - var newY = curY + (pos.screenY - page.dragY); - if (newX >= palcx) - page.dragX = pos.screenX; - else - newX = palcx; - if (newY >= 0) - page.dragY = pos.screenY; - else - newY = 0; - - // Move the dragged element - page.dragging.style.left = ui.pixpos(newX); - page.dragging.style.top = ui.pixpos(newY); - page.dragging.cover.style.left = ui.pixpos(newX); - page.dragging.cover.style.top = ui.pixpos(newY); - return true; - }; - - // Support touch devices - elem.ontouchmove = window.onmousemove; - - /** - * Handle a mouse click event. - */ - elem.onclick = function(e) { - - // Find selected element - var selected = page.draggable(e.target, elem); - if (selected == null) { - if (page.selected != null) { - - // Reset current selection - page.widgetselect(page.selected, false, wvalue, wcopy, wdelete); - page.selected = null; - - // Trigger widget select event - page.onwidgetselect(null); - } - - // Dismiss the palette - if (ui.numpos(elem.style.left) != (palcx * -1)) - elem.style.left = ui.pixpos(palcx * -1); - - return true; - } - - // Deselect the previously selected element - page.widgetselect(page.selected, false, wvalue, wcopy, wdelete); - - // Clone element dragged from palette - if (selected.id.substring(0, 8) == 'palette:') { - page.selected = page.clone(selected); - - // Move into the editing area and hide the palette - page.selected.style.left = ui.pixpos(ui.numpos(page.selected.style.left) + palcx); - page.selected.cover.style.left = ui.pixpos(ui.numpos(page.selected.cover.style.left) + palcx); - elem.style.left = ui.pixpos(palcx * -1); - - // Bring it to the top - page.bringtotop(page.selected); - - // Trigger page change event - page.onpagechange(true); - - } else { - - // Bring selected element to the top - page.selected = selected; - page.bringtotop(page.selected); - } - - // Select the element - page.widgetselect(page.selected, true, wvalue, wcopy, wdelete); - - // Trigger widget select event - page.onwidgetselect(page.selected); - - return true; - }; - - /** - * Handle field on change events. - */ - wvalue.onchange = wvalue.onblur = function() { - if (page.selected == null) - return false; - page.settext(page.selected, wvalue.value); - page.selected.cover.style.width = ui.pixpos(page.selected.clientWidth + 4); - page.selected.cover.style.height = ui.pixpos(page.selected.clientHeight + 4); - - // Trigger page change event - page.onpagechange(true); - return false; - }; - - // Handle add widget event. - wadd.onclick = function() { - - // Show the palette - elem.style.left = ui.pixpos(0); - return false; - }; - - // Handle delete event. - wdelete.onclick = function() { - if (page.selected == null) - return false; - - // Reset current selection - page.widgetselect(page.selected, false, wvalue, wcopy, wdelete); - - // Remove selected widget - page.selected.parentNode.removeChild(page.selected); - page.selected.cover.parentNode.removeChild(page.selected.cover); - page.selected = null; - - // Trigger widget select event - page.onwidgetselect(null); - - // Trigger page change event - page.onpagechange(true); - return false; - }; - - // Handle copy event. - wcopy.onclick = function() { - if (page.selected == null) - return false; - if (page.selected.id.substring(0, 8) == 'palette:') - return false; - - // Reset current selection - page.widgetselect(page.selected, false, wvalue, wcopy, wdelete); - - // Clone selected widget - page.selected = page.clone(page.selected); - - // Move 10 pixels down right - page.selected.style.left = ui.pixpos(ui.numpos(page.selected.style.left) + 10); - page.selected.style.top = ui.pixpos(ui.numpos(page.selected.style.top) + 10); - page.selected.cover.style.left = ui.pixpos(ui.numpos(page.selected.cover.style.left) + 10); - page.selected.cover.style.top = ui.pixpos(ui.numpos(page.selected.cover.style.top) + 10); - - // Bring it to the top - page.bringtotop(page.selected); - - // Select the element - page.widgetselect(page.selected, true, wvalue, wcopy, wdelete); - - // Trigger widget select event - page.onwidgetselect(page.selected); - - // Trigger page change event - page.onpagechange(true); - return false; - }; - - // Cover child elements with span elements to prevent - // any input events to reach them - map(page.cover, nodeList(elem.childNodes)); - - return elem; -}; - -/** - * Return the text of a widget. - */ -page.text = function(e) { - function formula(e) { - var f = e.id; - if (f.substring(0, 5) != 'page:') - return '=' + f; - return ''; - } - - function constant(e, f) { - if (e.className == 'h1' || e.className == 'h2' || e.className == 'text' || e.className == 'section') { - var t = car(childElements(e)).innerHTML; - return t == f? '' : t; - } - if (e.className == 'button' || e.className == 'checkbox') { - var t = car(childElements(e)).value; - return t == f? '' : t; - } - if (e.className == 'entry' || e.className == 'password') { - var t = car(childElements(e)).defaultValue; - return t == f? '' : t; - } - if (e.className == 'select') { - var t = car(childElements(car(childElements(e)))).value; - return t == f? '' : t; - } - if (e.className == 'link') { - var lhr = car(childElements(e)).href; - var hr = lhr.substring(0, 5) == 'link:'? lhr.substring(5) : ''; - var t = car(childElements(car(childElements(e)))).innerHTML; - return t == f? hr : (t == hr? hr : (t == ''? hr : hr + ',' + t)); - } - if (e.className == 'img') { - var src = car(childElements(e)).src; - return src == window.location.href? '' : src; - } - if (e.className == 'iframe') { - var hr = car(childElements(e)).href; - return hr == window.location.href? '' : hr; - } - if (e.className == 'list') - return ''; - if (e.className == 'table') - return ''; - return ''; - } - - var f = formula(e); - var c = constant(e, f); - return f == ''? c : (c == ''? f : f + ',' + c); -}; - -/** - * Return true if a widget has editable text. - */ -page.hastext = function(e) { - if (e.className == 'h1' || e.className == 'h2' || e.className == 'text' || e.className == 'section') - return true; - if (e.className == 'button' || e.className == 'checkbox') - return true; - if (e.className == 'entry' || e.className == 'password') - return true; - if (e.className == 'select') - return false; - if (e.className == 'link') - return true; - if (e.className == 'img') - return true; - if (e.className == 'iframe') - return true; - if (e.className == 'list') - return false; - if (e.className == 'table') - return false; - return false; -}; - -/** - * Set the text of a widget. - */ -page.settext = function(e, t) { - function formula(t) { - if (t.length > 1 && t.substring(0, 1) == '=') - return car(t.split(',')); - return ''; - } - - function constant(t) { - return t.length > 1 && t.substring(0, 1) == '='? cdr(t.split(',')) : t.split(','); - } - - var f = formula(t); - var c = constant(t); - - e.id = f != ''? f.substring(1) : ('page:' + e.className); - - if (e.className == 'h1' || e.className == 'h2' || e.className == 'text' || e.className == 'section') { - car(childElements(e)).innerHTML = isNil(c)? f : car(c); - return t; - } - if (e.className == 'button' || e.className == 'entry' || e.className == 'password') { - car(childElements(e)).defaultValue = isNil(c)? f : car(c); - return t; - } - if (e.className == 'checkbox') { - car(childElements(e)).value = isNil(c)? f : car(c); - map(function(n) { if (n.nodeName == "SPAN") n.innerHTML = isNil(c)? f : car(c); return n; }, nodeList(e.childNodes)); - return t; - } - if (e.className == 'select') { - var ce = car(childElements(car(childElements(e)))); - ce.value = isNil(c)? f : car(c); - ce.innerHTML = isNil(c)? f : car(c); - return t; - } - if (e.className == 'list') { - e.innerHTML = '<table class="datatable" style="width: 100%;;"><tr><td class="datatd">' + (isNil(c)? f : car(c)) + '</td></tr><tr><td class="datatd">...</td></tr></table>'; - return t; - } - if (e.className == 'table') { - e.innerHTML = '<table class="datatable" style="width: 100%;"><tr><td class="datatdl">' + (isNil(c)? f : car(c)) + '</td><td class="datatdr">...</td></tr><tr><td class="datatdl">...</td><td class="datatdr">...</td></tr></table>'; - return t; - } - if (e.className == 'link') { - var ce = car(childElements(e)); - ce.href = isNil(c)? 'link:/index.html' : ('link:' + car(c)); - car(childElements(ce)).innerHTML = isNil(c)? (f != ''? f : '/index.html') : isNil(cdr(c))? (f != ''? f : car(c)) : cadr(c); - return t; - } - if (e.className == 'img') { - car(childElements(e)).src = isNil(c)? '/public/img.png' : car(c); - return t; - } - if (e.className == 'iframe') { - car(childElements(e)).href = isNil(c)? '/public/iframe.html' : car(c); - return t; - } - return ''; -}; - -/** - * Initial fixup of a widget. - */ -page.fixupwidget = function(e) { - if (e.className == 'iframe') { - var f = car(childElements(e)); - //e.innerHTML = '<iframe src="' + f.href + '" frameborder="no" scrolling="no"></iframe>'; - return e; - } - if (e.className == 'section') { - e.style.width = '100%'; - return e; - } - if (e.className == 'list') { - e.style.width = '100%'; - car(childElements(e)).style.width = '100%'; - return e; - } - if (e.className == 'table') { - e.style.width = '100%'; - car(childElements(e)).style.width = '100%'; - return e; - } - return e; -} - -/** - * Find a draggable element in a hierarchy of elements. - */ -page.draggable = function(n, e) { - if (n == e) - return null; - if (n.id != '') - return n; - if (n.covered) - return n.covered; - return page.draggable(n.parentNode, e); -} - -/** - * Align a pos along a 9pixel grid. - */ -page.gridsnap = function(x) { - return Math.round(x / 9) * 9; -} - -/** - * Bring an element and its parent to the top. - */ -page.bringtotop = function(n) { - n.parentNode.appendChild(n); - n.cover.parentNode.appendChild(n.cover); -} - -/** - * Draw widget selection. - */ -page.widgetselect = function(n, s, wvalue, wcopy, wdelete) { - if (isNil(n) || !s) { - // Clear the widget value field - wvalue.value = ''; - wvalue.disabled = true; - wcopy.disabled = true; - wdelete.disabled = true; - - // Clear the widget outline - if (!isNil(n)) - n.cover.style.borderWidth = '0px'; - return true; - } - - // Update the widget value field - wvalue.value = page.text(n); - wvalue.disabled = false; - wcopy.disabled = false; - wdelete.disabled = false; - - // Outline the widget - n.cover.style.borderWidth = '2px'; - return true; -}; - -/** - * Cover a page element with a <span> element to prevent - * any input events to reach it. - */ -page.cover = function(e) { - if (e.id == '' || isNil(e.style)) - return e; - var cover = document.createElement('div'); - cover.style.position = 'absolute'; - cover.style.left = ui.pixpos(ui.numpos(e.style.left) - 2); - cover.style.top = ui.pixpos(ui.numpos(e.style.top) - 2); - cover.style.width = ui.pixpos(e.clientWidth + 4); - cover.style.height = ui.pixpos(e.clientHeight + 4); - cover.style.visibility = 'inherit'; - cover.style.borderStyle = 'solid'; - cover.style.borderWidth = '0px'; - cover.style.borderColor = '#598edd'; - cover.style.padding = '0px'; - cover.style.margin = '0px'; - cover.covered = e; - e.cover = cover; - e.parentNode.appendChild(cover); - return e; -} - -/** - * Clone a palette element. - */ -page.clone = function(e) { - - /** - * Clone an element's HTML. - */ - function mkclone(e) { - var ne = document.createElement('span'); - - // Skip the palette: prefix - ne.id = 'page:' + e.id.substr(8); - - // Copy the class and HTML content - ne.className = e.className; - ne.innerHTML = e.innerHTML; - - // Fixup the widget style - page.fixupwidget(ne); - - return ne; - } - - /** - * Clone an element's position. - */ - function posclone(ne, e) { - ne.style.position = 'absolute'; - ne.style.left = ui.pixpos(ui.numpos(e.style.left)); - ne.style.top = ui.pixpos(ui.numpos(e.style.top)); - e.parentNode.appendChild(ne); - page.cover(ne); - return ne; - } - - return posclone(mkclone(e), e); -}; - |