EventSignal<WMouseEvent>& WInteractWidget::mouseWheel()
{
if (WApplication::instance()->environment().agentIsIElt(9)) {
return *mouseEventSignal(MOUSE_WHEEL_SIGNAL, true);
} else {
return *mouseEventSignal(WHEEL_SIGNAL, true);
}
}
void WInteractWidget::setMouseOverDelay(int delay)
{
mouseOverDelay_ = delay;
EventSignal<WMouseEvent> *mouseOver
= mouseEventSignal(MOUSE_OVER_SIGNAL, false);
if (mouseOver)
mouseOver->senderRepaint();
}
void WAbstractToggleButton::updateDom(DomElement& element, bool all)
{
WApplication *app = WApplication::instance();
const WEnvironment& env = app->environment();
DomElement *input = 0;
DomElement *span = 0;
DomElement *label = 0;
// Already apply theme here because it may determine its organization
if (all)
app->theme()->apply(this, element, 1);
if (element.type() == DomElement_INPUT)
input = &element;
else {
if (all) {
input = DomElement::createNew(DomElement_INPUT);
input->setName("in" + id());
span = DomElement::createNew(DomElement_SPAN);
span->setName("t" + id());
if (element.type() != DomElement_LABEL) {
label = DomElement::createNew(DomElement_LABEL);
label->setName("l" + id());
}
} else {
input = DomElement::getForUpdate("in" + id(), DomElement_INPUT);
span = DomElement::getForUpdate("t" + id(), DomElement_SPAN);
}
}
if (all)
updateInput(*input, all);
EventSignal<> *check = voidEventSignal(CHECKED_SIGNAL, false);
EventSignal<> *uncheck = voidEventSignal(UNCHECKED_SIGNAL, false);
EventSignal<> *change = voidEventSignal(CHANGE_SIGNAL, false);
EventSignal<WMouseEvent> *click = mouseEventSignal(M_CLICK_SIGNAL, false);
/*
* We piggy-back the checked and uncheck signals on the change signal.
*
* If agent is IE, then we piggy-back the change on the clicked signal.
*/
bool piggyBackChangeOnClick = env.agentIsIE();
bool needUpdateChangeSignal =
(change && change->needsUpdate(all))
|| (check && check->needsUpdate(all))
|| (uncheck && uncheck->needsUpdate(all));
bool needUpdateClickedSignal =
(click && click->needsUpdate(all))
|| (piggyBackChangeOnClick && needUpdateChangeSignal);
WFormWidget::updateDom(*input, all);
/*
* Copy all properties to the exterior element, as they relate to style,
* etc... We ignore here attributes (except for tooltip),
* see WWebWidget: other attributes need not be moved.
*
* But -- bug #423, disabled and readonly are properties that should be
* kept on the interior element.
*/
if (&element != input) {
if (element.properties().find(PropertyClass) != element.properties().end())
input->addPropertyWord(PropertyClass, element.getProperty(PropertyClass));
element.setProperties(input->properties());
input->clearProperties();
std::string v = element.getProperty(Wt::PropertyDisabled);
if (!v.empty()) {
input->setProperty(Wt::PropertyDisabled, v);
element.removeProperty(Wt::PropertyDisabled);
}
v = element.getProperty(Wt::PropertyReadOnly);
if (!v.empty()) {
input->setProperty(Wt::PropertyReadOnly, v);
element.removeProperty(Wt::PropertyReadOnly);
}
v = input->getAttribute("title");
if (!v.empty())
element.setAttribute("title", v);
}
if (flags_.test(BIT_STATE_CHANGED) || all) {
input->setProperty(Wt::PropertyChecked,
state_ == Unchecked ? "false" : "true");
if (supportsIndeterminate(env))
input->setProperty(Wt::PropertyIndeterminate,
state_ == PartiallyChecked ? "true" : "false");
else
input->setProperty(Wt::PropertyStyleOpacity,
state_ == PartiallyChecked ? "0.5" : "");
flags_.reset(BIT_STATE_CHANGED);
}
std::vector<DomElement::EventAction> changeActions;
if (needUpdateChangeSignal
|| (piggyBackChangeOnClick && needUpdateClickedSignal)
|| all) {
std::string dom = "o";
if (check) {
if (check->isConnected())
changeActions.push_back
(DomElement::EventAction(dom + ".checked",
check->javaScript(),
check->encodeCmd(),
check->isExposedSignal()));
check->updateOk();
}
if (uncheck) {
if (uncheck->isConnected())
changeActions.push_back
(DomElement::EventAction("!" + dom + ".checked",
uncheck->javaScript(),
uncheck->encodeCmd(),
uncheck->isExposedSignal()));
uncheck->updateOk();
}
if (change) {
if (change->isConnected())
changeActions.push_back
(DomElement::EventAction(std::string(),
change->javaScript(),
change->encodeCmd(),
change->isExposedSignal()));
change->updateOk();
}
if (!piggyBackChangeOnClick) {
if (!(all && changeActions.empty()))
input->setEvent("change", changeActions);
}
}
if (needUpdateClickedSignal || all) {
if (piggyBackChangeOnClick) {
if (click) {
changeActions.push_back
(DomElement::EventAction(std::string(),
click->javaScript(),
click->encodeCmd(),
click->isExposedSignal()));
click->updateOk();
}
if (!(all && changeActions.empty()))
input->setEvent(CLICK_SIGNAL, changeActions);
} else
if (click)
updateSignalConnection(*input, *click, CLICK_SIGNAL, all);
}
if (span) {
if (all || flags_.test(BIT_TEXT_CHANGED)) {
span->setProperty(PropertyInnerHTML, text_.formattedText());
if(all || flags_.test(BIT_WORD_WRAP_CHANGED)) {
span->setProperty(PropertyStyleWhiteSpace, flags_.test(BIT_WORD_WRAP) ? "normal" : "nowrap");
flags_.reset(BIT_WORD_WRAP_CHANGED);
}
flags_.reset(BIT_TEXT_CHANGED);
}
}
if (&element != input) {
if (label) {
label->addChild(input);
label->addChild(span);
element.addChild(label);
} else {
element.addChild(input);
element.addChild(span);
}
}
}
void WAbstractToggleButton::updateDom(DomElement& element, bool all)
{
WApplication *app = WApplication::instance();
const WEnvironment& env = app->environment();
DomElement *input = 0;
DomElement *span = 0;
if (element.type() == DomElement_LABEL) {
if (all) {
input = DomElement::createNew(DomElement_INPUT);
input->setName("in" + id());
span = DomElement::createNew(DomElement_SPAN);
span->setName("l" + id());
} else {
input = DomElement::getForUpdate("in" + id(), DomElement_INPUT);
span = DomElement::getForUpdate("l" + id(), DomElement_SPAN);
}
} else
input = &element;
if (all)
updateInput(*input, all);
EventSignal<> *check = voidEventSignal(CHECKED_SIGNAL, false);
EventSignal<> *uncheck = voidEventSignal(UNCHECKED_SIGNAL, false);
EventSignal<> *change = voidEventSignal(CHANGE_SIGNAL, false);
EventSignal<WMouseEvent> *click = mouseEventSignal(M_CLICK_SIGNAL, false);
/*
* We piggy-back the checked and uncheck signals on the change signal.
*
* If agent is IE, then we piggy-back the change on the clicked signal.
*/
bool piggyBackChangeOnClick = env.agentIsIE();
bool needUpdateChangeSignal =
(change && change->needsUpdate(all))
|| (check && check->needsUpdate(all))
|| (uncheck && uncheck->needsUpdate(all));
bool needUpdateClickedSignal =
(click && click->needsUpdate(all))
|| (piggyBackChangeOnClick && needUpdateChangeSignal);
WFormWidget::updateDom(*input, all);
/*
* Copy all properties to the exterior element, as they relate to style,
* etc... We ignore here attributes, see WWebWidget: there seems not to
* be attributes that sensibly need to be moved.
*
* But -- bug #423, disabled and readonly are properties that should be
* kept on the interior element.
*/
if (&element != input) {
element.setProperties(input->properties());
input->clearProperties();
std::string v = element.getProperty(Wt::PropertyDisabled);
if (!v.empty()) {
input->setProperty(Wt::PropertyDisabled, v);
element.removeProperty(Wt::PropertyDisabled);
}
v = element.getProperty(Wt::PropertyReadOnly);
if (!v.empty()) {
input->setProperty(Wt::PropertyReadOnly, v);
element.removeProperty(Wt::PropertyReadOnly);
}
}
if (stateChanged_ || all) {
input->setProperty(Wt::PropertyChecked,
state_ == Unchecked ? "false" : "true");
if (supportsIndeterminate(env))
input->setProperty(Wt::PropertyIndeterminate,
state_ == PartiallyChecked ? "true" : "false");
else
input->setProperty(Wt::PropertyStyleOpacity,
state_ == PartiallyChecked ? "0.5" : "");
stateChanged_ = false;
}
std::vector<DomElement::EventAction> changeActions;
if (needUpdateChangeSignal
|| (piggyBackChangeOnClick && needUpdateClickedSignal)
|| all) {
std::string dom = "o";
if (check) {
if (check->isConnected())
changeActions.push_back
(DomElement::EventAction(dom + ".checked",
check->javaScript(),
check->encodeCmd(),
check->isExposedSignal()));
check->updateOk();
}
if (uncheck) {
if (uncheck->isConnected())
changeActions.push_back
(DomElement::EventAction("!" + dom + ".checked",
uncheck->javaScript(),
uncheck->encodeCmd(),
uncheck->isExposedSignal()));
uncheck->updateOk();
}
if (change) {
if (change->needsUpdate(all))
changeActions.push_back
(DomElement::EventAction(std::string(),
change->javaScript(),
change->encodeCmd(),
change->isExposedSignal()));
change->updateOk();
}
if (!piggyBackChangeOnClick) {
if (!(all && changeActions.empty()))
input->setEvent("change", changeActions);
}
}
if (needUpdateClickedSignal || all) {
if (piggyBackChangeOnClick) {
if (click) {
changeActions.push_back
(DomElement::EventAction(std::string(),
click->javaScript(),
click->encodeCmd(),
click->isExposedSignal()));
click->updateOk();
}
if (!(all && changeActions.empty()))
input->setEvent(CLICK_SIGNAL, changeActions);
} else
if (click)
updateSignalConnection(*input, *click, CLICK_SIGNAL, all);
}
if (span) {
if (all || textChanged_) {
span->setProperty(PropertyInnerHTML, text_.formattedText());
textChanged_ = false;
}
}
if (&element != input) {
element.addChild(input);
element.addChild(span);
}
}
void WInteractWidget::updateDom(DomElement& element, bool all)
{
bool updateKeyDown = false;
WApplication *app = WApplication::instance();
/*
* -- combine enterPress, escapePress and keyDown signals
*/
EventSignal<> *enterPress = voidEventSignal(ENTER_PRESS_SIGNAL, false);
EventSignal<> *escapePress = voidEventSignal(ESCAPE_PRESS_SIGNAL, false);
EventSignal<WKeyEvent> *keyDown = keyEventSignal(KEYDOWN_SIGNAL, false);
updateKeyDown = (enterPress && enterPress->needsUpdate(all))
|| (escapePress && escapePress->needsUpdate(all))
|| (keyDown && keyDown->needsUpdate(all));
if (updateKeyDown) {
std::vector<DomElement::EventAction> actions;
if (enterPress) {
if (enterPress->needsUpdate(true)) {
/*
* prevent enterPressed from triggering a changed event on all
* browsers except for Opera and IE
*/
std::string extraJS;
const WEnvironment& env = app->environment();
if (dynamic_cast<WFormWidget *>(this)
&& !env.agentIsOpera() && !env.agentIsIE())
extraJS = "var g=this.onchange;"
"" "this.onchange=function(){this.onchange=g;};";
actions.push_back
(DomElement::EventAction("e.keyCode && (e.keyCode == 13)",
enterPress->javaScript() + extraJS,
enterPress->encodeCmd(),
enterPress->isExposedSignal()));
}
enterPress->updateOk();
}
if (escapePress) {
if (escapePress->needsUpdate(true)) {
actions.push_back
(DomElement::EventAction("e.keyCode && (e.keyCode == 27)",
escapePress->javaScript(),
escapePress->encodeCmd(),
escapePress->isExposedSignal()));
}
escapePress->updateOk();
}
if (keyDown) {
if (keyDown->needsUpdate(true)) {
actions.push_back
(DomElement::EventAction(std::string(),
keyDown->javaScript(),
keyDown->encodeCmd(),
keyDown->isExposedSignal()));
}
keyDown->updateOk();
}
if (!actions.empty())
element.setEvent("keydown", actions);
else if (!all)
element.setEvent("keydown", std::string(), std::string());
}
/*
* -- allow computation of dragged mouse distance
*/
EventSignal<WMouseEvent> *mouseDown
= mouseEventSignal(MOUSE_DOWN_SIGNAL, false);
EventSignal<WMouseEvent> *mouseUp
= mouseEventSignal(MOUSE_UP_SIGNAL, false);
EventSignal<WMouseEvent> *mouseMove
= mouseEventSignal(MOUSE_MOVE_SIGNAL, false);
EventSignal<WMouseEvent> *mouseDrag
= mouseEventSignal(MOUSE_DRAG_SIGNAL, false);
bool updateMouseMove
= (mouseMove && mouseMove->needsUpdate(all))
|| (mouseDrag && mouseDrag->needsUpdate(all));
bool updateMouseDown
= (mouseDown && mouseDown->needsUpdate(all))
|| updateMouseMove;
bool updateMouseUp
= (mouseUp && mouseUp->needsUpdate(all))
|| updateMouseMove;
std::string CheckDisabled = "if($(o).hasClass('" +
app->theme()->disabledClass() +
"')){" WT_CLASS ".cancelEvent(e);return;}";
if (updateMouseDown) {
/*
* when we have a mouseUp event, we also need a mouseDown event
* to be able to compute dragDX/Y.
*
* When we have:
* - a mouseDrag
* - or a mouseDown + (mouseMove or mouseUp),
* we need to capture everything after on mouse down, and keep track of the
* down button if we have a mouseMove or mouseDrag
*/
WStringStream js;
js << CheckDisabled;
if (mouseUp && mouseUp->isConnected())
js << app->javaScriptClass() << "._p_.saveDownPos(event);";
if ((mouseDrag && mouseDrag->isConnected())
|| (mouseDown && mouseDown->isConnected()
&& ((mouseUp && mouseUp->isConnected())
|| (mouseMove && mouseMove->isConnected()))))
js << WT_CLASS ".capture(this);";
if ((mouseMove && mouseMove->isConnected())
|| (mouseDrag && mouseDrag->isConnected()))
js << WT_CLASS ".mouseDown(e);";
if (mouseDown) {
js << mouseDown->javaScript();
element.setEvent("mousedown", js.str(),
mouseDown->encodeCmd(), mouseDown->isExposedSignal());
mouseDown->updateOk();
} else
element.setEvent("mousedown", js.str(), std::string(), false);
}
if (updateMouseUp) {
WStringStream js;
/*
* when we have a mouseMove or mouseDrag event, we need to keep track
* of unpressing the button.
*/
js << CheckDisabled;
if ((mouseMove && mouseMove->isConnected())
|| (mouseDrag && mouseDrag->isConnected()))
js << WT_CLASS ".mouseUp(e);";
if (mouseUp) {
js << mouseUp->javaScript();
element.setEvent("mouseup", js.str(),
mouseUp->encodeCmd(), mouseUp->isExposedSignal());
mouseUp->updateOk();
} else
element.setEvent("mouseup", js.str(), std::string(), false);
}
if (updateMouseMove) {
/*
* We need to mix mouseDrag and mouseMove events.
*/
std::vector<DomElement::EventAction> actions;
if (mouseMove) {
actions.push_back
(DomElement::EventAction(std::string(),
mouseMove->javaScript(),
mouseMove->encodeCmd(),
mouseMove->isExposedSignal()));
mouseMove->updateOk();
}
if (mouseDrag) {
actions.push_back
(DomElement::EventAction(WT_CLASS ".buttons",
mouseDrag->javaScript()
+ WT_CLASS ".drag(e);",
mouseDrag->encodeCmd(),
mouseDrag->isExposedSignal()));
mouseDrag->updateOk();
}
element.setEvent("mousemove", actions);
}
/*
* -- mix mouseClick and mouseDblClick events in mouseclick since we
* only want to fire one of both
*/
EventSignal<WMouseEvent> *mouseClick
= mouseEventSignal(M_CLICK_SIGNAL, false);
EventSignal<WMouseEvent> *mouseDblClick
= mouseEventSignal(DBL_CLICK_SIGNAL, false);
bool updateMouseClick
= (mouseClick && mouseClick->needsUpdate(all))
|| (mouseDblClick && mouseDblClick->needsUpdate(all));
if (updateMouseClick) {
WStringStream js;
js << CheckDisabled;
if (mouseDrag)
js << "if (" WT_CLASS ".dragged()) return;";
if (mouseDblClick && mouseDblClick->needsUpdate(all)) {
/*
* Click: if timer is running:
* - clear timer, dblClick()
* - start timer, clear timer and click()
*/
/* We have to prevent this immediately ! */
if (mouseClick) {
if (mouseClick->defaultActionPrevented() ||
mouseClick->propagationPrevented()) {
js << WT_CLASS ".cancelEvent(e";
if (mouseClick->defaultActionPrevented() &&
mouseClick->propagationPrevented())
js << ");";
else if (mouseClick->defaultActionPrevented())
js << ",0x2);";
else
js << ",0x1);";
}
}
js << "if(" WT_CLASS ".isDblClick(o, e)) {"
<< mouseDblClick->javaScript();
if (mouseDblClick->isExposedSignal())
js << app->javaScriptClass()
<< "._p_.update(o,'" << mouseDblClick->encodeCmd()
<< "',e,true);";
mouseDblClick->updateOk();
js <<
"}else{"
"""if (" WT_CLASS ".isIElt9 && document.createEventObject) "
"" "e = document.createEventObject(e);"
"""o.wtE1 = e;"
"""o.wtClickTimeout = setTimeout(function() {"
"" "o.wtClickTimeout = null; o.wtE1 = null;";
if (mouseClick) {
js << mouseClick->javaScript();
if (mouseClick->isExposedSignal()) {
js << app->javaScriptClass()
<< "._p_.update(o,'" << mouseClick->encodeCmd()
<< "',e,true);";
}
mouseClick->updateOk();
}
const Configuration& conf = app->environment().server()->configuration();
js << "}," << conf.doubleClickTimeout() << ");}";
} else {
if (mouseClick && mouseClick->needsUpdate(all)) {
js << mouseClick->javaScript();
if (mouseClick->isExposedSignal()) {
js << app->javaScriptClass()
<< "._p_.update(o,'" << mouseClick->encodeCmd()
<< "',e,true);";
}
mouseClick->updateOk();
}
}
element.setEvent(CLICK_SIGNAL, js.str(),
mouseClick ? mouseClick->encodeCmd() : "");
if (mouseDblClick) {
if (app->environment().agentIsIElt(9))
element.setEvent("dblclick", "this.onclick()");
}
}
/*
* -- mouseOver with delay
*/
EventSignal<WMouseEvent> *mouseOver
= mouseEventSignal(MOUSE_OVER_SIGNAL, false);
EventSignal<WMouseEvent> *mouseOut
= mouseEventSignal(MOUSE_OUT_SIGNAL, false);
bool updateMouseOver = mouseOver && mouseOver->needsUpdate(all);
if (mouseOverDelay_) {
if (updateMouseOver) {
WStringStream js;
js << "o.over=setTimeout(function() {"
<< "o.over = null;"
<< mouseOver->javaScript();
if (mouseOver->isExposedSignal()) {
js << app->javaScriptClass()
<< "._p_.update(o,'" << mouseOver->encodeCmd() << "',e,true);";
}
js << "}," << mouseOverDelay_ << ");";
element.setEvent("mouseover", js.str(), "");
mouseOver->updateOk();
if (!mouseOut)
mouseOut = mouseEventSignal(MOUSE_OUT_SIGNAL, true);
element.setEvent("mouseout",
"clearTimeout(o.over); o.over=null;"
+ mouseOut->javaScript(),
mouseOut->encodeCmd(), mouseOut->isExposedSignal());
mouseOut->updateOk();
}
} else {
if (updateMouseOver) {
element.setEventSignal("mouseover", *mouseOver);
mouseOver->updateOk();
}
bool updateMouseOut = mouseOut && mouseOut->needsUpdate(all);
if (updateMouseOut) {
element.setEventSignal("mouseout", *mouseOut);
mouseOut->updateOk();
}
}
updateEventSignals(element, all);
WWebWidget::updateDom(element, all);
}
EventSignal<WMouseEvent>& WInteractWidget::mouseMoved()
{
return *mouseEventSignal(MOUSE_MOVE_SIGNAL, true);
}
EventSignal<WMouseEvent>& WInteractWidget::mouseDragged()
{
return *mouseEventSignal(MOUSE_DRAG_SIGNAL, true);
}
EventSignal<WMouseEvent>& WInteractWidget::mouseWentOver()
{
return *mouseEventSignal(MOUSE_OVER_SIGNAL, true);
}
EventSignal<WMouseEvent>& WInteractWidget::mouseWentUp()
{
return *mouseEventSignal(MOUSE_UP_SIGNAL, true);
}
EventSignal<WMouseEvent>& WInteractWidget::mouseWentDown()
{
return *mouseEventSignal(MOUSE_DOWN_SIGNAL, true);
}
EventSignal<WMouseEvent>& WInteractWidget::doubleClicked()
{
return *mouseEventSignal(DBL_CLICK_SIGNAL, true);
}
EventSignal<WMouseEvent>& WInteractWidget::clicked()
{
return *mouseEventSignal(M_CLICK_SIGNAL, true);
}