db.js

ZK 基础介绍 功能操作 模块 结合数据库操作

	if ("z.value" == nm) {
		var meta = zkau.getMeta(cmp);
		if (meta) meta.setDate(zk.parseDate(val, "yyyy/MM/dd"));
	}
	zkau.setAttr(cmp, nm, val);
	return true;
};

zkCal.onyearofs = function (evt, ofs) {
	var meta = zkau.getMeta($uuid(Event.element(evt)));
	if (meta) meta._onyearofs(ofs);
};
zkCal.onmonofs = function (evt, ofs) {
	var meta = zkau.getMeta($uuid(Event.element(evt)));
	if (meta) meta._onmonofs(ofs);
};
zkCal.onmonclk = function (evt) {
	var el = Event.element(evt);
	var meta = zkau.getMeta($uuid(el));
	if (meta) meta._onmonclk(el);
};
zkCal.ondayclk = function (evt) {
	var el = Event.element(evt);
	if ($tag(el) == "A") el = el.parentNode;
	var meta = zkau.getMeta($uuid(el));
	if (meta) meta._ondayclk(el);
};
zkCal.onup = function (evt) {
	var meta = zkau.getMeta($uuid(Event.element(evt)));
	if (meta && meta._changed) meta.onchange(); //delay onchange here to avoid too many reqs
	return true;
};
zkCal.onkey = function (evt) {
	if (!evt.altKey && evt.keyCode >= 37 && evt.keyCode <= 40) {
		var meta = zkau.getMeta($uuid(Event.element(evt)));
		if (meta) {
			ofs = evt.keyCode == 37 ? -1: evt.keyCode == 39 ? 1:
				evt.keyCode == 38 ? -7: 7;
			meta.shift(ofs);
			zk.focusDown(meta.element);
			meta._changed = true;
		}

		Event.stop(evt);
		return false;
	}
	return true;
};
zkCal.onblur = function (evt) {
	//onup is not called if onblur happens first
	var meta = zkau.getMeta($uuid(Event.element(evt)));
	if (meta && meta._changed) meta.onchange();
};

zkCal.onover = function (evt) {
	Event.element(evt).style.textDecoration = "underline";
};
zkCal.onout = function (evt) {
	Event.element(evt).style.textDecoration = "";
};

//Datebox//
zkDtbox = {};

zkDtbox.init = function (cmp) {
	zkDtbox.onVisi = zkWgt.fixDropBtn; //widget.js is ready now
	zkDtbox.onHide = zkTxbox.onHide; //widget.js is ready now

	var inp = $real(cmp);
	zkTxbox.init(inp);
	zk.listen(inp, zk.ie ? "keydown": "keypress", zkDtbox.onkey);
		//IE: use keydown. otherwise, it causes the window to scroll

	var btn = $e(cmp.id + "!btn");
	if (btn) {
		zk.listen(btn, "click", function () {if (!inp.disabled && !zk.dragging) zkDtbox.onbutton(cmp);});
		zkWgt.fixDropBtn(cmp);
	}
};

zkDtbox.validate = function (cmp) {
	var inp = $e(cmp.id+"!real");
	if (inp.value) {
		var fmt = getZKAttr(cmp, "fmt");
		var d = zk.parseDate(inp.value, fmt, getZKAttr(cmp, "lenient") == "false");
		if (!d) return msgzul.DATE_REQUIRED+fmt;

		inp.value = zk.formatDate(d, fmt); //meta might not be ready
	}
	return null;
};

/** Handles setAttr. */
zkDtbox.setAttr = function (cmp, nm, val) {
	if ("z.fmt" == nm) {
		zkau.setAttr(cmp, nm, val);

		var inp = $real(cmp);
		if (inp) {
			var d = zk.parseDate(inp.value, val);
			if (d) inp.value = zk.formatDate(d, val);
		}
		return true;
	} else if ("style" == nm) {
		var inp = $real(cmp);
		if (inp) zkau.setAttr(inp, nm, zk.getTextStyle(val, true, true));
	} else if ("style.width" == nm) {
		var inp = $real(cmp);
		if (inp) {
			inp.style.width = val;
			return true;
		}
	} else if ("style.height" == nm) {
		var inp = $real(cmp);
		if (inp) {
			inp.style.height = val;
			return true;
		}
	} else if ("z.sel" == nm ) {
		return zkTxbox.setAttr(cmp, nm, val);
	} else if ("z.btnVisi" == nm) {
		var btn = $e(cmp.id + "!btn");
		if (btn) btn.style.display = val == "true" ? "": "none";
		return true;
	}
	zkau.setAttr(cmp, nm, val);
	return true;
};
zkDtbox.rmAttr = function (cmp, nm) {
	if ("style" == nm) {
		var inp = $real(cmp);
		if (inp) zkau.rmAttr(inp, nm);
	} else if ("style.width" == nm) {
		var inp = $real(cmp);
		if (inp) inp.style.width = "";
	} else if ("style.height" == nm) {
		var inp = $real(cmp);
		if (inp) inp.style.height = "";
	}
	zkau.rmAttr(cmp, nm);
	return true;
};

zkDtbox.onkey = function (evt) {
	var inp = Event.element(evt);
	if (!inp) return true;

	var uuid = $uuid(inp.id);
	var pp = $e(uuid + "!pp");
	if (!pp) return true;

	var opened = $visible(pp);
	if (evt.keyCode == 9) { //TAB; IE: close now to show covered SELECT
		if (opened) zkDtbox.close(pp);
		return true; //don't eat
	}

	if (evt.keyCode == 38 || evt.keyCode == 40) {//UP/DN
		if (evt.altKey) {
			if (evt.keyCode == 38) { //UP
				if (opened) zkDtbox.close(pp);
			} else {
				if (!opened) zkDtbox.open(pp);
			}
			//FF: if we eat UP/DN, Alt+UP degenerate to Alt (select menubar)
			if (zk.ie) {
				Event.stop(evt);
				return false;
			}
			return true;
		}
		if (!opened) {
			zkDtbox.open(pp);
			Event.stop(evt);
			return false;
		}
	}

	if (opened) {
		var meta = zkau.getMeta(uuid);
		if (meta) {
			//Request 1551019: better responsive
			if (evt.keyCode == 13) { //ENTER
				meta.onchange();
				return true;
			}

			var ofs = evt.keyCode == 37 ? -1: evt.keyCode == 39 ? 1:
				evt.keyCode == 38 ? -7: evt.keyCode == 40 ? 7: 0;
			if (ofs) {
				meta.shift(ofs);
				inp.value = meta.getDateString();
				zk.asyncSelect(inp.id);
				Event.stop(evt);
				return false;
			}
		}
	}
	return true;
};

/* Whn the button is clicked on button. */
zkDtbox.onbutton = function (cmp) {
	var pp = $e(cmp.id + "!pp");
	if (pp) {
		if (!$visible(pp)) zkDtbox.open(pp);
		else zkDtbox.close(pp, true);
	}
};

zkDtbox.open = function (pp) {
	pp = $e(pp);
	zkau.closeFloats(pp); //including popups
	zkau._dtbox.setFloatId(pp.id);

	var uuid = $uuid(pp.id);
	var cb = $e(uuid);
	if (!cb) return;

	var meta = zkau.getMeta(cb);
	if (meta) meta.init();
	else zkau.setMeta(cb, new zk.Cal(cb, pp));

	pp.style.width = pp.style.height = "auto";
	pp.style.position = "absolute"; //just in case
	pp.style.overflow = "auto"; //just in case
	pp.style.display = "block";
	pp.style.zIndex = "88000";
	//No special child, so no need to: zk.onVisiAt(pp);

	//FF: Bug 1486840
	//IE: Bug 1766244 (after specifying position:relative to grid/tree/listbox)
	zk.setVParent(pp);	

	//fix size
	if (pp.offsetHeight > 200) {
		pp.style.height = "200px";
		pp.style.width = "auto"; //recalc
	} else if (pp.offsetHeight < 10) {
		pp.style.height = "10px"; //minimal
	}
	if (pp.offsetWidth < cb.offsetWidth) {
		pp.style.width = cb.offsetWidth + "px";
	} else {
		var wd = zk.innerWidth() - 20;
		if (wd < cb.offsetWidth) wd = cb.offsetWidth;
		if (pp.offsetWidth > wd) pp.style.width = wd;
	}

	zk.position(pp, cb, "after-start");

	setTimeout("zkDtbox._repos('"+uuid+"')", 3);
		//IE issue: we have to re-position again because some dimensions
		//might not be correct here
};
/** Re-position the popup. */
zkDtbox._repos = function (uuid) {
	var cb = $e(uuid);
	if (!cb) return;

	var pp = $e(uuid + "!pp");
	var inpId = cb.id + "!real";
	var inp = $e(inpId);

	zk.position(pp, cb, "after-start");
	zkau.hideCovered();
	zk.asyncFocus(inpId);
};

zkDtbox.close = function (pp, focus) {
	var uuid = $uuid(pp.id);

	pp.style.display = "none";
	zk.unsetVParent(pp);

	pp = $e(pp);
	zkau._dtbox.setFloatId(null);
	//No special child, so no need to: zk.onHideAt(pp);
	zkau.hideCovered();

	if (focus)
		zk.asyncFocus(uuid + "!real");
};

zk.FloatDatebox = Class.create();
Object.extend(Object.extend(zk.FloatDatebox.prototype, zk.Float.prototype), {
	_close: function (el) {
		zkDtbox.close(el);
	}
});
if (!zkau._dtbox)
	zkau.floats.push(zkau._dtbox = new zk.FloatDatebox()); //hook to zkau.js