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ewol/ewol/widget/Menu.cpp

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/** @file
* @author Edouard DUPIN
* @copyright 2011, Edouard DUPIN, all right reserved
* @license MPL v2.0 (see license file)
*/
#include <ewol/ewol.hpp>
#include <ewol/widget/Manager.hpp>
#include <ewol/widget/Menu.hpp>
#include <ewol/widget/Button.hpp>
#include <ewol/widget/ContextMenu.hpp>
#include <ewol/widget/Composer.hpp>
#include <ewol/widget/Label.hpp>
#include <ewol/widget/Windows.hpp>
#include <ewol/widget/Spacer.hpp>
ewol::widget::Menu::Menu() :
signalSelect(this, "select", "") {
addObjectType("ewol::widget::Menu");
m_staticId = 666;
propertyLockExpand.setDirect(bvec2(true,true));
}
ewol::widget::Menu::~Menu() {
clear();
}
void ewol::widget::Menu::subWidgetRemoveAll() {
clear();
ewol::widget::Sizer::subWidgetRemoveAll();
}
int32_t ewol::widget::Menu::subWidgetAdd(ewol::WidgetShared _newWidget) {
EWOL_ERROR("Not availlable");
return -1;
}
void ewol::widget::Menu::subWidgetRemove(ewol::WidgetShared _newWidget) {
EWOL_ERROR("Not availlable");
}
void ewol::widget::Menu::subWidgetUnLink(ewol::WidgetShared _newWidget) {
EWOL_ERROR("Not availlable");
}
void ewol::widget::Menu::clear() {
m_listElement.clear();
}
int32_t ewol::widget::Menu::addTitle(const etk::String& _label,
const etk::String& _image,
const etk::String& _message) {
return add(-1, _label, _image, _message);
}
static const char* eventButtonPressed = "menu-local-pressed";
int32_t ewol::widget::Menu::get(const etk::String& _label) {
for (auto &it : m_listElement) {
if (it.m_label == _label) {
return it.m_localId;
}
}
return -1;
}
int32_t ewol::widget::Menu::add(int32_t _parent,
const etk::String& _label,
const etk::String& _image,
const etk::String& _message) {
// try to find one already created:
int32_t previous = get(_label);
if (previous != -1) {
return previous;
}
ewol::widget::MenuElement tmpObject;
tmpObject.m_localId = m_staticId++;
tmpObject.m_parentId = _parent;
tmpObject.m_label = _label;
tmpObject.m_image = _image;
tmpObject.m_message = _message;
if (tmpObject.m_parentId == -1) {
ewol::widget::ButtonShared myButton = ewol::widget::Button::create();
if (myButton == nullptr) {
EWOL_ERROR("Allocation button error");
return tmpObject.m_localId;
}
if (tmpObject.m_image.size()!=0) {
etk::String composeString ="<sizer mode='hori' expand='true,false' fill='true,true'>\n";
if (etk::end_with(tmpObject.m_image, ".edf") == true) {
composeString+=" <image src='" + tmpObject.m_image + "' size='8,8mm' distance-field='true'/>\n";
} else {
composeString+=" <image src='" + tmpObject.m_image + "' size='8,8mm'/>\n";
}
composeString+=" <label><left>" + tmpObject.m_label + "</left></label>\n";
composeString+="</sizer>\n";
myButton->setSubWidget(ewol::widget::composerGenerateString(composeString));
} else {
ewol::widget::LabelShared label = ewol::widget::Label::create();
label->propertyValue.set("<left>" + tmpObject.m_label + "</left>");
myButton->setSubWidget(label);
}
// add it in the widget list
ewol::widget::Sizer::subWidgetAdd(myButton);
// keep the specific event ...
myButton->signalPressed.connect(sharedFromThis(), &ewol::widget::Menu::onButtonPressed, ewol::widget::ButtonWeak(myButton));
tmpObject.m_widgetPointer = myButton;
}
m_listElement.pushBack(tmpObject);
return tmpObject.m_localId;
}
void ewol::widget::Menu::remove(int32_t _id) {
EWOL_TODO("NOT remove...");
}
int32_t ewol::widget::Menu::addSpacer(int32_t _parent) {
ewol::widget::MenuElement tmpObject;
tmpObject.m_localId = m_staticId++;
tmpObject.m_parentId = _parent;
tmpObject.m_label = "";
tmpObject.m_image = "";
tmpObject.m_message = "";
if (tmpObject.m_parentId == -1) {
ewol::widget::SpacerShared mySpacer = ewol::widget::Spacer::create();
if (mySpacer == nullptr) {
EWOL_ERROR("Allocation spacer error");
return tmpObject.m_localId;
}
mySpacer->propertyExpand.set(bvec2(true,true));
mySpacer->propertyFill.set(bvec2(true,true));
mySpacer->propertyMinSize.set(gale::Dimension(vec2(2,0), gale::distance::pixel));
mySpacer->propertyMaxSize.set(gale::Dimension(vec2(2,10000), gale::distance::pixel));
mySpacer->propertyColor.set(etk::Color<>(0,0,0,0xFF));
// add it in the widget list
ewol::widget::Sizer::subWidgetAdd(mySpacer);
}
m_listElement.pushBack(tmpObject);
return tmpObject.m_localId;
}
void ewol::widget::Menu::onButtonPressed(ewol::widget::ButtonWeak _button) {
ewol::widget::ButtonShared caller = _button.lock();
if (caller == nullptr) {
return;
}
for (auto &it : m_listElement) {
if (caller != it.m_widgetPointer.lock()) {
continue;
}
// 2 posible case (have a message or have a child ...
if (it.m_message.size() > 0) {
EWOL_DEBUG("Menu == > generate Event");
// Send a multicast event ...
signalSelect.emit(it.m_message);
ewol::widget::ContextMenuShared tmpContext = m_widgetContextMenu.lock();
if (tmpContext != nullptr) {
EWOL_DEBUG("Mark the menu to remove ...");
tmpContext->destroy();
}
return;
}
EWOL_DEBUG("Menu == > load Sub Menu");
bool findChild = false;
for (auto &it2 : m_listElement) {
if (it.m_localId == it2.m_parentId) {
findChild = true;
break;
}
}
if (false == findChild) {
EWOL_WARNING("Event on menu element with no child an no event... label=" << it.m_label);
return;
}
// create a context menu:
ewol::widget::ContextMenuShared tmpContext = ewol::widget::ContextMenu::create();
m_widgetContextMenu = tmpContext;
if (tmpContext == nullptr) {
EWOL_ERROR("Allocation Error");
return;
}
// get the button widget:
vec2 newPosition;
ewol::WidgetShared eventFromWidget = ememory::dynamicPointerCast<ewol::Widget>(caller);
if (eventFromWidget != nullptr) {
vec2 tmpOri = eventFromWidget->getOrigin();
vec2 tmpSize = eventFromWidget->getSize();
// calculate the correct position
newPosition.setValue(tmpOri.x() + tmpSize.x()/2,
tmpOri.y() );
}
tmpContext->setPositionMark(ewol::widget::ContextMenu::markTop, newPosition);
ewol::widget::SizerShared mySizer;
ewol::widget::ButtonShared myButton;
mySizer = ewol::widget::Sizer::create();
if (mySizer != nullptr) {
mySizer->propertyMode.set(widget::Sizer::modeVert);
mySizer->propertyLockExpand.set(vec2(true,true));
mySizer->propertyFill.set(vec2(true,true));
// set it in the pop-up-system:
tmpContext->setSubWidget(mySizer);
bool menuHaveImage = false;
for (auto &it2 : m_listElement) {
if (it.m_localId != it2.m_parentId) {
continue;
}
if (it2.m_image.size()!=0) {
menuHaveImage = true;
break;
}
}
for (auto it2=m_listElement.rbegin(); it2!=m_listElement.rend() ; ++it2) {
if (it.m_localId != it2->m_parentId) {
continue;
}
if (it2->m_message == "" && it2->m_label == "") {
ewol::widget::SpacerShared mySpacer = ewol::widget::Spacer::create();
if (mySpacer == nullptr) {
EWOL_ERROR("Allocation spacer error");
continue;
}
mySpacer->propertyExpand.set(bvec2(true,true));
mySpacer->propertyFill.set(bvec2(true,true));
mySpacer->propertyMinSize.set(gale::Dimension(vec2(0,2), gale::distance::pixel));
mySpacer->propertyMaxSize.set(gale::Dimension(vec2(10000,2), gale::distance::pixel));
mySpacer->propertyColor.set(etk::Color<>(0,0,0,0xFF));
// add it in the widget list
mySizer->subWidgetAdd(mySpacer);
} else {
myButton = ewol::widget::Button::create();
if (myButton == nullptr) {
EWOL_ERROR("Allocation Error");
continue;
}
myButton->propertyExpand.set(bvec2(true,true));
myButton->propertyFill.set(bvec2(true,true));
// set callback
myButton->signalPressed.connect(sharedFromThis(), &ewol::widget::Menu::onButtonPressed, ewol::widget::ButtonWeak(myButton));
// add it in the widget list
mySizer->subWidgetAdd(myButton);
if (it2->m_image.size() != 0) {
etk::String composeString;
composeString+= " <sizer mode='hori' expand='true,false' fill='true,true' lock='true'>\n";
if (etk::end_with(it2->m_image, ".edf") == true) {
composeString+=" <image src='" + it2->m_image + "' size='8,8mm' distance-field='true'/>\n";
} else {
composeString+=" <image src='" + it2->m_image + "' size='8,8mm'/>\n";
}
composeString+=" <label exand='true,true' fill='true,true'><left>" + it2->m_label + "</left></label>\n";
composeString+=" </sizer>\n";
myButton->setSubWidget(ewol::widget::composerGenerateString(composeString));
} else {
if (menuHaveImage == true) {
myButton->setSubWidget(ewol::widget::composerGenerateString(
etk::String() +
" <sizer mode='hori' expand='true,false' fill='true,true' lock='true'>\n"
" <spacer min-size='8,0mm'/>\n"
" <label exand='true,true' fill='true,true'><![CDATA[<left>" + it2->m_label + "</left>]]></label>\n"
" </sizer>\n")
);
} else {
ewol::widget::LabelShared tmpLabel = widget::Label::create();
if (tmpLabel != nullptr) {
tmpLabel->propertyValue.set(etk::String("<left>") + it2->m_label + "</left>\n");
tmpLabel->propertyExpand.set(bvec2(true,false));
tmpLabel->propertyFill.set(bvec2(true,true));
myButton->setSubWidget(tmpLabel);
}
}
}
it2->m_widgetPointer = myButton;
}
}
}
ewol::widget::WindowsShared currentWindows = getWindows();
if (currentWindows == nullptr) {
EWOL_ERROR("Can not get the curent Windows...");
} else {
currentWindows->popUpWidgetPush(tmpContext);
}
return;
}
}
bool ewol::widget::Menu::loadXML(const exml::Element& _node) {
if (_node.exist() == false) {
return false;
}
// parse generic properties:
ewol::Widget::loadXML(_node);
// parse all the elements :
for (const auto nodeIt : _node.nodes) {
const exml::Element pNode = nodeIt.toElement();
if (pNode.exist() == false) {
// trash here all that is not element
continue;
}
etk::String widgetName = pNode.getValue();
EWOL_INFO("Get node : " << pNode);
if (widgetName == "elem") {
// <elem title="_T{Title of the button}" image="DATA:List.svg" event="menu:exit">
int32_t idMenu = addTitle(pNode.attributes["title"], pNode.attributes["image"], pNode.attributes["event"]);
for (const auto nodeIt2 : pNode.nodes) {
const exml::Element pNode2 = nodeIt2.toElement();
if (pNode2.exist() == false) {
// trash here all that is not element
continue;
}
etk::String widgetName2 = pNode2.getValue();
if (widgetName2 == "elem") {
// <elem title="_T{Title of the button}" image="DATA:List.svg" event="menu:exit">
add(idMenu, pNode2.attributes["title"], pNode2.attributes["image"], pNode2.attributes["event"]);
} else if (widgetName2 == "separator") {
addSpacer(idMenu);
} else {
EWOL_ERROR("[" << getId() << "] {" << getObjectType() << "} (l " << pNode2.getPos() << ") Unknown basic node='" << widgetName2 << "' not in : [elem,separator]" );
}
}
} else if (widgetName == "separator") {
addSpacer();
} else {
EWOL_ERROR("[" << getId() << "] {" << getObjectType() << "} (l " << pNode.getPos() << ") Unknown basic node='" << widgetName << "' not in : [elem,separator]" );
}
}
return true;
}
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