1 | /** This file is derived from PopupDiv, developed by Mihai Bazon for |
---|
2 | * SamWare.net. Modifications were needed to make it usable in HTMLArea. |
---|
3 | * HTMLArea is a free WYSIWYG online HTML editor from InteractiveTools.com. |
---|
4 | * |
---|
5 | * This file does not function standalone. It is dependent of global functions |
---|
6 | * defined in HTMLArea-3.0 (htmlarea.js). |
---|
7 | * |
---|
8 | * Please see file htmlarea.js for further details. |
---|
9 | **/ |
---|
10 | |
---|
11 | var is_ie = ( (navigator.userAgent.toLowerCase().indexOf("msie") != -1) && |
---|
12 | (navigator.userAgent.toLowerCase().indexOf("opera") == -1) ); |
---|
13 | var is_compat = (document.compatMode == "BackCompat"); |
---|
14 | |
---|
15 | function PopupDiv(editor, titleText, handler, initFunction) { |
---|
16 | var self = this; |
---|
17 | |
---|
18 | this.editor = editor; |
---|
19 | this.doc = editor._mdoc; |
---|
20 | this.handler = handler; |
---|
21 | |
---|
22 | var el = this.doc.createElement("div"); |
---|
23 | el.className = "content"; |
---|
24 | |
---|
25 | var popup = this.doc.createElement("div"); |
---|
26 | popup.className = "dialog popupdiv"; |
---|
27 | this.element = popup; |
---|
28 | var s = popup.style; |
---|
29 | s.position = "absolute"; |
---|
30 | s.left = "0px"; |
---|
31 | s.top = "0px"; |
---|
32 | |
---|
33 | var title = this.doc.createElement("div"); |
---|
34 | title.className = "title"; |
---|
35 | this.title = title; |
---|
36 | popup.appendChild(title); |
---|
37 | |
---|
38 | HTMLArea._addEvent(title, "mousedown", function(ev) { |
---|
39 | self._dragStart(is_ie ? window.event : ev); |
---|
40 | }); |
---|
41 | |
---|
42 | var button = this.doc.createElement("div"); |
---|
43 | button.className = "button"; |
---|
44 | title.appendChild(button); |
---|
45 | button.innerHTML = "×"; |
---|
46 | title.appendChild(this.doc.createTextNode(titleText)); |
---|
47 | this.titleText = titleText; |
---|
48 | |
---|
49 | button.onmouseover = function() { |
---|
50 | this.className += " button-hilite"; |
---|
51 | }; |
---|
52 | button.onmouseout = function() { |
---|
53 | this.className = this.className.replace(/\s*button-hilite\s*/g, " "); |
---|
54 | }; |
---|
55 | button.onclick = function() { |
---|
56 | this.className = this.className.replace(/\s*button-hilite\s*/g, " "); |
---|
57 | self.close(); |
---|
58 | }; |
---|
59 | |
---|
60 | popup.appendChild(el); |
---|
61 | this.content = el; |
---|
62 | |
---|
63 | this.doc.body.appendChild(popup); |
---|
64 | |
---|
65 | this.dragging = false; |
---|
66 | this.onShow = null; |
---|
67 | this.onClose = null; |
---|
68 | this.modal = false; |
---|
69 | |
---|
70 | initFunction(this); |
---|
71 | }; |
---|
72 | |
---|
73 | PopupDiv.currentPopup = null; |
---|
74 | |
---|
75 | PopupDiv.prototype.showAtElement = function(el, mode) { |
---|
76 | this.defaultSize(); |
---|
77 | var pos, ew, eh; |
---|
78 | var popup = this.element; |
---|
79 | popup.style.display = "block"; |
---|
80 | var w = popup.offsetWidth; |
---|
81 | var h = popup.offsetHeight; |
---|
82 | popup.style.display = "none"; |
---|
83 | if (el != window) { |
---|
84 | pos = PopupDiv.getAbsolutePos(el); |
---|
85 | ew = el.offsetWidth; |
---|
86 | eh = el.offsetHeight; |
---|
87 | } else { |
---|
88 | pos = {x:0, y:0}; |
---|
89 | var size = PopupDiv.getWindowSize(); |
---|
90 | ew = size.x; |
---|
91 | eh = size.y; |
---|
92 | } |
---|
93 | var FX = false, FY = false; |
---|
94 | if (mode.indexOf("l") != -1) { |
---|
95 | pos.x -= w; |
---|
96 | FX = true; |
---|
97 | } |
---|
98 | if (mode.indexOf("r") != -1) { |
---|
99 | pos.x += ew; |
---|
100 | FX = true; |
---|
101 | } |
---|
102 | if (mode.indexOf("t") != -1) { |
---|
103 | pos.y -= h; |
---|
104 | FY = true; |
---|
105 | } |
---|
106 | if (mode.indexOf("b") != -1) { |
---|
107 | pos.y += eh; |
---|
108 | FY = true; |
---|
109 | } |
---|
110 | if (mode.indexOf("c") != -1) { |
---|
111 | FX || (pos.x += Math.round((ew - w) / 2)); |
---|
112 | FY || (pos.y += Math.round((eh - h) / 2)); |
---|
113 | } |
---|
114 | this.showAt(pos.x, pos.y); |
---|
115 | }; |
---|
116 | |
---|
117 | PopupDiv.prototype.defaultSize = function() { |
---|
118 | var s = this.element.style; |
---|
119 | var cs = this.element.currentStyle; |
---|
120 | var addX = (is_ie && is_compat) ? (parseInt(cs.borderLeftWidth) + |
---|
121 | parseInt(cs.borderRightWidth) + |
---|
122 | parseInt(cs.paddingLeft) + |
---|
123 | parseInt(cs.paddingRight)) : 0; |
---|
124 | var addY = (is_ie && is_compat) ? (parseInt(cs.borderTopWidth) + |
---|
125 | parseInt(cs.borderBottomWidth) + |
---|
126 | parseInt(cs.paddingTop) + |
---|
127 | parseInt(cs.paddingBottom)) : 0; |
---|
128 | s.display = "block"; |
---|
129 | s.width = (this.content.offsetWidth + addX) + "px"; |
---|
130 | s.height = (this.content.offsetHeight + this.title.offsetHeight) + "px"; |
---|
131 | s.display = "none"; |
---|
132 | }; |
---|
133 | |
---|
134 | PopupDiv.prototype.showAt = function(x, y) { |
---|
135 | this.defaultSize(); |
---|
136 | var s = this.element.style; |
---|
137 | s.display = "block"; |
---|
138 | s.left = x + "px"; |
---|
139 | s.top = y + "px"; |
---|
140 | this.hideShowCovered(); |
---|
141 | |
---|
142 | PopupDiv.currentPopup = this; |
---|
143 | HTMLArea._addEvents(this.doc.body, ["mousedown", "click"], PopupDiv.checkPopup); |
---|
144 | HTMLArea._addEvents(this.editor._doc.body, ["mousedown", "click"], PopupDiv.checkPopup); |
---|
145 | if (is_ie && this.modal) { |
---|
146 | this.doc.body.setCapture(false); |
---|
147 | this.doc.body.onlosecapture = function() { |
---|
148 | (PopupDiv.currentPopup) && (this.doc.body.setCapture(false)); |
---|
149 | }; |
---|
150 | } |
---|
151 | window.event && HTMLArea._stopEvent(window.event); |
---|
152 | |
---|
153 | if (typeof this.onShow == "function") { |
---|
154 | this.onShow(); |
---|
155 | } else if (typeof this.onShow == "string") { |
---|
156 | eval(this.onShow); |
---|
157 | } |
---|
158 | |
---|
159 | var field = this.element.getElementsByTagName("input")[0]; |
---|
160 | if (!field) { |
---|
161 | field = this.element.getElementsByTagName("select")[0]; |
---|
162 | } |
---|
163 | if (!field) { |
---|
164 | field = this.element.getElementsByTagName("textarea")[0]; |
---|
165 | } |
---|
166 | if (field) { |
---|
167 | field.focus(); |
---|
168 | } |
---|
169 | }; |
---|
170 | |
---|
171 | PopupDiv.prototype.close = function() { |
---|
172 | this.element.style.display = "none"; |
---|
173 | PopupDiv.currentPopup = null; |
---|
174 | this.hideShowCovered(); |
---|
175 | HTMLArea._removeEvents(this.doc.body, ["mousedown", "click"], PopupDiv.checkPopup); |
---|
176 | HTMLArea._removeEvents(this.editor._doc.body, ["mousedown", "click"], PopupDiv.checkPopup); |
---|
177 | is_ie && this.modal && this.doc.body.releaseCapture(); |
---|
178 | if (typeof this.onClose == "function") { |
---|
179 | this.onClose(); |
---|
180 | } else if (typeof this.onClose == "string") { |
---|
181 | eval(this.onClose); |
---|
182 | } |
---|
183 | this.element.parentNode.removeChild(this.element); |
---|
184 | }; |
---|
185 | |
---|
186 | PopupDiv.prototype.getForm = function() { |
---|
187 | var forms = this.content.getElementsByTagName("form"); |
---|
188 | return (forms.length > 0) ? forms[0] : null; |
---|
189 | }; |
---|
190 | |
---|
191 | PopupDiv.prototype.callHandler = function() { |
---|
192 | var tags = ["input", "textarea", "select"]; |
---|
193 | var params = new Object(); |
---|
194 | for (var ti in tags) { |
---|
195 | var tag = tags[ti]; |
---|
196 | var els = this.content.getElementsByTagName(tag); |
---|
197 | for (var j = 0; j < els.length; ++j) { |
---|
198 | var el = els[j]; |
---|
199 | params[el.name] = el.value; |
---|
200 | } |
---|
201 | } |
---|
202 | this.handler(this, params); |
---|
203 | return false; |
---|
204 | }; |
---|
205 | |
---|
206 | PopupDiv.getAbsolutePos = function(el) { |
---|
207 | var r = { x: el.offsetLeft, y: el.offsetTop }; |
---|
208 | if (el.offsetParent) { |
---|
209 | var tmp = PopupDiv.getAbsolutePos(el.offsetParent); |
---|
210 | r.x += tmp.x; |
---|
211 | r.y += tmp.y; |
---|
212 | } |
---|
213 | return r; |
---|
214 | }; |
---|
215 | |
---|
216 | PopupDiv.getWindowSize = function() { |
---|
217 | if (window.innerHeight) { |
---|
218 | return { y: window.innerHeight, x: window.innerWidth }; |
---|
219 | } |
---|
220 | if (this.doc.body.clientHeight) { |
---|
221 | return { y: this.doc.body.clientHeight, x: this.doc.body.clientWidth }; |
---|
222 | } |
---|
223 | return { y: this.doc.documentElement.clientHeight, x: this.doc.documentElement.clientWidth }; |
---|
224 | }; |
---|
225 | |
---|
226 | PopupDiv.prototype.hideShowCovered = function () { |
---|
227 | var self = this; |
---|
228 | function isContained(el) { |
---|
229 | while (el) { |
---|
230 | if (el == self.element) { |
---|
231 | return true; |
---|
232 | } |
---|
233 | el = el.parentNode; |
---|
234 | } |
---|
235 | return false; |
---|
236 | }; |
---|
237 | var tags = new Array("applet", "select"); |
---|
238 | var el = this.element; |
---|
239 | |
---|
240 | var p = PopupDiv.getAbsolutePos(el); |
---|
241 | var EX1 = p.x; |
---|
242 | var EX2 = el.offsetWidth + EX1; |
---|
243 | var EY1 = p.y; |
---|
244 | var EY2 = el.offsetHeight + EY1; |
---|
245 | |
---|
246 | if (el.style.display == "none") { |
---|
247 | EX1 = EX2 = EY1 = EY2 = 0; |
---|
248 | } |
---|
249 | |
---|
250 | for (var k = tags.length; k > 0; ) { |
---|
251 | var ar = this.doc.getElementsByTagName(tags[--k]); |
---|
252 | var cc = null; |
---|
253 | |
---|
254 | for (var i = ar.length; i > 0;) { |
---|
255 | cc = ar[--i]; |
---|
256 | if (isContained(cc)) { |
---|
257 | cc.style.visibility = "visible"; |
---|
258 | continue; |
---|
259 | } |
---|
260 | |
---|
261 | p = PopupDiv.getAbsolutePos(cc); |
---|
262 | var CX1 = p.x; |
---|
263 | var CX2 = cc.offsetWidth + CX1; |
---|
264 | var CY1 = p.y; |
---|
265 | var CY2 = cc.offsetHeight + CY1; |
---|
266 | |
---|
267 | if ((CX1 > EX2) || (CX2 < EX1) || (CY1 > EY2) || (CY2 < EY1)) { |
---|
268 | cc.style.visibility = "visible"; |
---|
269 | } else { |
---|
270 | cc.style.visibility = "hidden"; |
---|
271 | } |
---|
272 | } |
---|
273 | } |
---|
274 | }; |
---|
275 | |
---|
276 | PopupDiv.prototype._dragStart = function (ev) { |
---|
277 | if (this.dragging) { |
---|
278 | return false; |
---|
279 | } |
---|
280 | this.dragging = true; |
---|
281 | PopupDiv.currentPopup = this; |
---|
282 | var posX = ev.clientX; |
---|
283 | var posY = ev.clientY; |
---|
284 | if (is_ie) { |
---|
285 | posY += this.doc.body.scrollTop; |
---|
286 | posX += this.doc.body.scrollLeft; |
---|
287 | } else { |
---|
288 | posY += window.scrollY; |
---|
289 | posX += window.scrollX; |
---|
290 | } |
---|
291 | var st = this.element.style; |
---|
292 | this.xOffs = posX - parseInt(st.left); |
---|
293 | this.yOffs = posY - parseInt(st.top); |
---|
294 | HTMLArea._addEvent(this.doc, "mousemove", PopupDiv.dragIt); |
---|
295 | HTMLArea._addEvent(this.doc, "mouseover", HTMLArea._stopEvent); |
---|
296 | HTMLArea._addEvent(this.doc, "mouseup", PopupDiv.dragEnd); |
---|
297 | HTMLArea._stopEvent(ev); |
---|
298 | }; |
---|
299 | |
---|
300 | PopupDiv.dragIt = function (ev) { |
---|
301 | var popup = PopupDiv.currentPopup; |
---|
302 | if (!(popup && popup.dragging)) { |
---|
303 | return false; |
---|
304 | } |
---|
305 | is_ie && (ev = window.event); |
---|
306 | var posX = ev.clientX; |
---|
307 | var posY = ev.clientY; |
---|
308 | if (is_ie) { |
---|
309 | posY += this.doc.body.scrollTop; |
---|
310 | posX += this.doc.body.scrollLeft; |
---|
311 | } else { |
---|
312 | posY += window.scrollY; |
---|
313 | posX += window.scrollX; |
---|
314 | } |
---|
315 | popup.hideShowCovered(); |
---|
316 | var st = popup.element.style; |
---|
317 | st.left = (posX - popup.xOffs) + "px"; |
---|
318 | st.top = (posY - popup.yOffs) + "px"; |
---|
319 | HTMLArea._stopEvent(ev); |
---|
320 | }; |
---|
321 | |
---|
322 | PopupDiv.dragEnd = function () { |
---|
323 | var popup = PopupDiv.currentPopup; |
---|
324 | if (!popup) { |
---|
325 | return false; |
---|
326 | } |
---|
327 | popup.dragging = false; |
---|
328 | HTMLArea._removeEvent(popup.doc, "mouseup", PopupDiv.dragEnd); |
---|
329 | HTMLArea._removeEvent(popup.doc, "mouseover", HTMLArea._stopEvent); |
---|
330 | HTMLArea._removeEvent(popup.doc, "mousemove", PopupDiv.dragIt); |
---|
331 | popup.hideShowCovered(); |
---|
332 | }; |
---|
333 | |
---|
334 | PopupDiv.checkPopup = function (ev) { |
---|
335 | is_ie && (ev = window.event); |
---|
336 | var el = is_ie ? ev.srcElement : ev.target; |
---|
337 | var cp = PopupDiv.currentPopup; |
---|
338 | for (; (el != null) && (el != cp.element); el = el.parentNode); |
---|
339 | if (el == null) { |
---|
340 | cp.modal || ev.type == "mouseover" || cp.close(); |
---|
341 | HTMLArea._stopEvent(ev); |
---|
342 | } |
---|
343 | }; |
---|
344 | |
---|
345 | PopupDiv.prototype.addButtons = function() { |
---|
346 | var self = this; |
---|
347 | var div = this.doc.createElement("div"); |
---|
348 | this.content.appendChild(div); |
---|
349 | div.className = "buttons"; |
---|
350 | for (var i = 0; i < arguments.length; ++i) { |
---|
351 | var btn = arguments[i]; |
---|
352 | var button = this.doc.createElement("button"); |
---|
353 | div.appendChild(button); |
---|
354 | button.innerHTML = HTMLArea.I18N.buttons[btn]; |
---|
355 | switch (btn) { |
---|
356 | case "ok": |
---|
357 | button.onclick = function() { |
---|
358 | self.callHandler(); |
---|
359 | self.close(); |
---|
360 | }; |
---|
361 | break; |
---|
362 | case "cancel": |
---|
363 | button.onclick = function() { |
---|
364 | self.close(); |
---|
365 | }; |
---|
366 | break; |
---|
367 | } |
---|
368 | } |
---|
369 | }; |
---|