Subversion-Projekte lars-tiefland.content-management

// Context Menu Plugin for HTMLArea-3.0
// Sponsored by www.americanbible.org
// Implementation by Mihai Bazon, http://dynarch.com/mishoo/
//
// (c) dynarch.com 2003.
// Distributed under the same terms as HTMLArea itself.
// This notice MUST stay intact for use (see license.txt).
//
// $Id: context-menu.js 42 2007-04-18 10:07:34Z tiefland $

HTMLArea.loadStyle("menu.css", "ContextMenu");

function ContextMenu(editor) {
        this.editor = editor;
};

ContextMenu._pluginInfo = {
        name          : "ContextMenu",
        version       : "1.0",
        developer     : "Mihai Bazon",
        developer_url : "http://dynarch.com/mishoo/",
        c_owner       : "dynarch.com",
        sponsor       : "American Bible Society",
        sponsor_url   : "http://www.americanbible.org",
        license       : "htmlArea"
};

ContextMenu.prototype.onGenerate = function() {
        var self = this;
        var doc = this.editordoc = this.editor._iframe.contentWindow.document;
        HTMLArea._addEvents(doc, ["contextmenu"],
                            function (event) {
                                    return self.popupMenu(HTMLArea.is_ie ? self.editor._iframe.contentWindow.event : event);
                            });
        this.currentMenu = null;
};

ContextMenu.prototype.getContextMenu = function(target) {
        var self = this;
        var editor = this.editor;
        var config = editor.config;
        var menu = [];
        var tbo = this.editor.plugins.TableOperations;
        if (tbo) tbo = tbo.instance;
        var i18n = ContextMenu.I18N;

        var selection = editor.hasSelectedText();
        if (selection)
                menu.push([ i18n["Cut"], function() { editor.execCommand("cut"); }, null, config.btnList["cut"][1] ],
                          [ i18n["Copy"], function() { editor.execCommand("copy"); }, null, config.btnList["copy"][1] ]);
        menu.push([ i18n["Paste"], function() { editor.execCommand("paste"); }, null, config.btnList["paste"][1] ]);

        var currentTarget = target;
        var elmenus = [];

        var link = null;
        var table = null;
        var tr = null;
        var td = null;
        var img = null;

        function tableOperation(opcode) {
                tbo.buttonPress(editor, opcode);
        };

        for (; target; target = target.parentNode) {
                var tag = target.tagName;
                if (!tag)
                        continue;
                tag = tag.toLowerCase();
                switch (tag) {
                    case "img":
                        img = target;
                        elmenus.push(null,
                                     [ i18n["Image Properties"],
                                       function() {
                                               editor._insertImage(img);
                                       },
                                       i18n["Show the image properties dialog"],
                                       config.btnList["insertimage"][1] ]
                                );
                        break;
                    case "a":
                        link = target;
                        elmenus.push(null,
                                     [ i18n["Modify Link"],
                                       function() { editor.execCommand("createlink", true); },
                                       i18n["Current URL is"] + ': ' + link.href,
                                       config.btnList["createlink"][1] ],

                                     [ i18n["Check Link"],
                                       function() { window.open(link.href); },
                                       i18n["Opens this link in a new window"] ],

                                     [ i18n["Remove Link"],
                                       function() {
                                               if (confirm(i18n["Please confirm that you want to unlink this element."] + "\n" +
                                                           i18n["Link points to:"] + " " + link.href)) {
                                                       while (link.firstChild)
                                                               link.parentNode.insertBefore(link.firstChild, link);
                                                       link.parentNode.removeChild(link);
                                               }
                                       },
                                       i18n["Unlink the current element"] ]
                                );
                        break;
                    case "td":
                        td = target;
                        if (!tbo) break;
                        elmenus.push(null,
                                     [ i18n["Cell Properties"],
                                       function() { tableOperation("TO-cell-prop"); },
                                       i18n["Show the Table Cell Properties dialog"],
                                       config.btnList["TO-cell-prop"][1] ]
                                );
                        break;
                    case "tr":
                        tr = target;
                        if (!tbo) break;
                        elmenus.push(null,
                                     [ i18n["Row Properties"],
                                       function() { tableOperation("TO-row-prop"); },
                                       i18n["Show the Table Row Properties dialog"],
                                       config.btnList["TO-row-prop"][1] ],

                                     [ i18n["Insert Row Before"],
                                       function() { tableOperation("TO-row-insert-above"); },
                                       i18n["Insert a new row before the current one"],
                                       config.btnList["TO-row-insert-above"][1] ],

                                     [ i18n["Insert Row After"],
                                       function() { tableOperation("TO-row-insert-under"); },
                                       i18n["Insert a new row after the current one"],
                                       config.btnList["TO-row-insert-under"][1] ],

                                     [ i18n["Delete Row"],
                                       function() { tableOperation("TO-row-delete"); },
                                       i18n["Delete the current row"],
                                       config.btnList["TO-row-delete"][1] ]
                                );
                        break;
                    case "table":
                        table = target;
                        if (!tbo) break;
                        elmenus.push(null,
                                     [ i18n["Table Properties"],
                                       function() { tableOperation("TO-table-prop"); },
                                       i18n["Show the Table Properties dialog"],
                                       config.btnList["TO-table-prop"][1] ],

                                     [ i18n["Insert Column Before"],
                                       function() { tableOperation("TO-col-insert-before"); },
                                       i18n["Insert a new column before the current one"],
                                       config.btnList["TO-col-insert-before"][1] ],

                                     [ i18n["Insert Column After"],
                                       function() { tableOperation("TO-col-insert-after"); },
                                       i18n["Insert a new column after the current one"],
                                       config.btnList["TO-col-insert-after"][1] ],

                                     [ i18n["Delete Column"],
                                       function() { tableOperation("TO-col-delete"); },
                                       i18n["Delete the current column"],
                                       config.btnList["TO-col-delete"][1] ]
                                );
                        break;
                    case "body":
                        elmenus.push(null,
                                     [ i18n["Justify Left"],
                                       function() { editor.execCommand("justifyleft"); }, null,
                                       config.btnList["justifyleft"][1] ],
                                     [ i18n["Justify Center"],
                                       function() { editor.execCommand("justifycenter"); }, null,
                                       config.btnList["justifycenter"][1] ],
                                     [ i18n["Justify Right"],
                                       function() { editor.execCommand("justifyright"); }, null,
                                       config.btnList["justifyright"][1] ],
                                     [ i18n["Justify Full"],
                                       function() { editor.execCommand("justifyfull"); }, null,
                                       config.btnList["justifyfull"][1] ]
                                );
                        break;
                }
        }

        if (selection && !link)
                menu.push(null, [ i18n["Make link"],
                                  function() { editor.execCommand("createlink", true); },
                                  i18n["Create a link"],
                                  config.btnList["createlink"][1] ]);

        for (var i in elmenus)
                menu.push(elmenus[i]);

        menu.push(null,
                  [ i18n["Remove the"] + " <" + currentTarget.tagName + "> " + i18n["Element"],
                    function() {
                            if (confirm(i18n["Please confirm that you want to remove this element:"] + " " + currentTarget.tagName)) {
                                    var el = currentTarget;
                                    var p = el.parentNode;
                                    p.removeChild(el);
                                    if (HTMLArea.is_gecko) {
                                            if (p.tagName.toLowerCase() == "td" && !p.hasChildNodes())
                                                    p.appendChild(editor._doc.createElement("br"));
                                            editor.forceRedraw();
                                            editor.focusEditor();
                                            editor.updateToolbar();
                                            if (table) {
                                                    var save_collapse = table.style.borderCollapse;
                                                    table.style.borderCollapse = "collapse";
                                                    table.style.borderCollapse = "separate";
                                                    table.style.borderCollapse = save_collapse;
                                            }
                                    }
                            }
                    },
                    i18n["Remove this node from the document"] ]);
        return menu;
};

ContextMenu.prototype.popupMenu = function(ev) {
        var self = this;
        var i18n = ContextMenu.I18N;
        if (this.currentMenu)
                this.currentMenu.parentNode.removeChild(this.currentMenu);
        function getPos(el) {
                var r = { x: el.offsetLeft, y: el.offsetTop };
                if (el.offsetParent) {
                        var tmp = getPos(el.offsetParent);
                        r.x += tmp.x;
                        r.y += tmp.y;
                }
                return r;
        };
        function documentClick(ev) {
                ev || (ev = window.event);
                if (!self.currentMenu) {
                        alert(i18n["How did you get here? (Please report!)"]);
                        return false;
                }
                var el = HTMLArea.is_ie ? ev.srcElement : ev.target;
                for (; el != null && el != self.currentMenu; el = el.parentNode);
                if (el == null)
                        self.closeMenu();
                //HTMLArea._stopEvent(ev);
                //return false;
        };
        var keys = [];
        function keyPress(ev) {
                ev || (ev = window.event);
                HTMLArea._stopEvent(ev);
                if (ev.keyCode == 27) {
                        self.closeMenu();
                        return false;
                }
                var key = String.fromCharCode(HTMLArea.is_ie ? ev.keyCode : ev.charCode).toLowerCase();
                for (var i = keys.length; --i >= 0;) {
                        var k = keys[i];
                        if (k[0].toLowerCase() == key)
                                k[1].__msh.activate();
                }
        };
        self.closeMenu = function() {
                self.currentMenu.parentNode.removeChild(self.currentMenu);
                self.currentMenu = null;
                HTMLArea._removeEvent(document, "mousedown", documentClick);
                HTMLArea._removeEvent(self.editordoc, "mousedown", documentClick);
                if (keys.length > 0)
                        HTMLArea._removeEvent(self.editordoc, "keypress", keyPress);
                if (HTMLArea.is_ie)
                        self.iePopup.hide();
        };
        var target = HTMLArea.is_ie ? ev.srcElement : ev.target;
        var ifpos = getPos(self.editor._iframe);
        var x = ev.clientX + ifpos.x;
        var y = ev.clientY + ifpos.y;

        var div;
        var doc;
        if (!HTMLArea.is_ie) {
                doc = document;
        } else {
                // IE stinks
                var popup = this.iePopup = window.createPopup();
                doc = popup.document;
                doc.open();
                doc.write("<html><head><style type='text/css'>@import url(" + _editor_url + "plugins/ContextMenu/menu.css); html, body { padding: 0px; margin: 0px; overflow: hidden; border: 0px; }</style></head><body unselectable='yes'></body></html>");
                doc.close();
        }
        div = doc.createElement("div");
        if (HTMLArea.is_ie)
                div.unselectable = "on";
        div.oncontextmenu = function() { return false; };
        div.className = "htmlarea-context-menu";
        if (!HTMLArea.is_ie)
                div.style.left = div.style.top = "0px";
        doc.body.appendChild(div);

        var table = doc.createElement("table");
        div.appendChild(table);
        table.cellSpacing = 0;
        table.cellPadding = 0;
        var parent = doc.createElement("tbody");
        table.appendChild(parent);

        var options = this.getContextMenu(target);
        for (var i = 0; i < options.length; ++i) {
                var option = options[i];
                var item = doc.createElement("tr");
                parent.appendChild(item);
                if (HTMLArea.is_ie)
                        item.unselectable = "on";
                else item.onmousedown = function(ev) {
                        HTMLArea._stopEvent(ev);
                        return false;
                };
                if (!option) {
                        item.className = "separator";
                        var td = doc.createElement("td");
                        td.className = "icon";
                        var IE_IS_A_FUCKING_SHIT = '>';
                        if (HTMLArea.is_ie) {
                                td.unselectable = "on";
                                IE_IS_A_FUCKING_SHIT = " unselectable='on' style='height=1px'>&nbsp;";
                        }
                        td.innerHTML = "<div" + IE_IS_A_FUCKING_SHIT + "</div>";
                        var td1 = td.cloneNode(true);
                        td1.className = "label";
                        item.appendChild(td);
                        item.appendChild(td1);
                } else {
                        var label = option[0];
                        item.className = "item";
                        item.__msh = {
                                item: item,
                                label: label,
                                action: option[1],
                                tooltip: option[2] || null,
                                icon: option[3] || null,
                                activate: function() {
                                        self.closeMenu();
                                        self.editor.focusEditor();
                                        this.action();
                                }
                        };
                        label = label.replace(/_([a-zA-Z0-9])/, "<u>$1</u>");
                        if (label != option[0])
                                keys.push([ RegExp.$1, item ]);
                        label = label.replace(/__/, "_");
                        var td1 = doc.createElement("td");
                        if (HTMLArea.is_ie)
                                td1.unselectable = "on";
                        item.appendChild(td1);
                        td1.className = "icon";
                        if (item.__msh.icon)
                                td1.innerHTML = "<img align='middle' src='" + item.__msh.icon + "' />";
                        var td2 = doc.createElement("td");
                        if (HTMLArea.is_ie)
                                td2.unselectable = "on";
                        item.appendChild(td2);
                        td2.className = "label";
                        td2.innerHTML = label;
                        item.onmouseover = function() {
                                this.className += " hover";
                                self.editor._statusBarTree.innerHTML = this.__msh.tooltip || '&nbsp;';
                        };
                        item.onmouseout = function() { this.className = "item"; };
                        item.oncontextmenu = function(ev) {
                                this.__msh.activate();
                                if (!HTMLArea.is_ie)
                                        HTMLArea._stopEvent(ev);
                                return false;
                        };
                        item.onmouseup = function(ev) {
                                var timeStamp = (new Date()).getTime();
                                if (timeStamp - self.timeStamp > 500)
                                        this.__msh.activate();
                                if (!HTMLArea.is_ie)
                                        HTMLArea._stopEvent(ev);
                                return false;
                        };
                        //if (typeof option[2] == "string")
                        //item.title = option[2];
                }
        }

        if (!HTMLArea.is_ie) {
                var dx = x + div.offsetWidth - window.innerWidth + 4;
                var dy = y + div.offsetHeight - window.innerHeight + 4;
                if (dx > 0) x -= dx;
                if (dy > 0) y -= dy;
                div.style.left = x + "px";
                div.style.top = y + "px";
        } else {
                // determine the size (did I mention that IE stinks?)
                var foobar = document.createElement("div");
                foobar.className = "htmlarea-context-menu";
                foobar.innerHTML = div.innerHTML;
                document.body.appendChild(foobar);
                var w = foobar.offsetWidth;
                var h = foobar.offsetHeight;
                document.body.removeChild(foobar);
                this.iePopup.show(ev.screenX, ev.screenY, w, h);
        }

        this.currentMenu = div;
        this.timeStamp = (new Date()).getTime();

        HTMLArea._addEvent(document, "mousedown", documentClick);
        HTMLArea._addEvent(this.editordoc, "mousedown", documentClick);
        if (keys.length > 0)
                HTMLArea._addEvent(this.editordoc, "keypress", keyPress);

        HTMLArea._stopEvent(ev);
        return false;
};