int StGLButton::computeWidth(const StString& theText) {
StGLMenuItem* anItem = getMenuItem();
if(anItem == NULL) {
return 0;
}
return anItem->computeTextWidth(theText) + myRoot->scale(8) + anItem->getMargins().left + anItem->getMargins().right;
}
bool StGLButton::stglInit() {
const int aWidth = myWidth;
if(!StGLMenu::stglInit()) {
return false;
}
myWidth = aWidth;
StGLMenuItem* anItem = getMenuItem();
if(anItem == NULL) {
return true;
}
anItem->changeRectPx().left() = 0;
anItem->changeRectPx().right() = myWidth;
anItem->changeRectPx().bottom() = anItem->changeRectPx().top() + myItemHeight;
anItem->setTextWidth(myWidth - anItem->getMargins().left - anItem->getMargins().right);
changeRectPx().right() = getRectPx().left() + myWidth;
changeRectPx().bottom() = getRectPx().top() + myItemHeight;
return true;
}
StGLButton::StGLButton(StGLWidget* theParent,
const int theLeft,
const int theTop,
const StString& theText)
: StGLMenu(theParent, theLeft, theTop, StGLMenu::MENU_ZERO) {
setShowBounds(true);
StGLMenuItem* aBtn = addItem(theText);
aBtn->signals.onItemClick.connect(this, &StGLButton::doItemClick);
aBtn->setupAlignment(StGLTextFormatter::ST_ALIGN_X_CENTER,
StGLTextFormatter::ST_ALIGN_Y_CENTER);
aBtn->changeMargins().left = myRoot->scale(8);
aBtn->changeMargins().right = myRoot->scale(8);
myWidth = aBtn->computeTextWidth() + myRoot->scale(8) + aBtn->getMargins().left + aBtn->getMargins().right;
}
bool StGLMenu::stglInit() {
myWidth = 0;
myIsInitialized = StGLWidget::stglInit();
if(!myIsInitialized) {
return false;
}
int aMarginLeft = 0;
for(StGLWidget* aChild = getChildren()->getStart(); aChild != NULL; aChild = aChild->getNext()) {
StGLMenuItem* anItem = (StGLMenuItem* )aChild;
aMarginLeft = stMax(aMarginLeft, anItem->getMargins().left);
int anItemW = anItem->getMargins().left + anItem->computeTextWidth() + anItem->getMargins().right;
if(myOrient == MENU_HORIZONTAL) {
anItem->changeRectPx().moveLeftTo(myWidth);
anItem->changeRectPx().right() = anItem->getRectPx().left() + anItemW;
anItem->setTextWidth(anItemW - anItem->getMargins().left);
myWidth += anItemW;
} else {
myWidth = stMax(myWidth, anItemW);
}
if(anItem->getSubMenu() != NULL) {
if(myOrient == MENU_HORIZONTAL) {
anItem->getSubMenu()->changeRectPx().moveTopLeftTo(anItem->getRectPxAbsolute().left(), anItem->getRectPxAbsolute().bottom());
} else if(myOrient == MENU_VERTICAL
|| myOrient == MENU_VERTICAL_COMPACT) {
anItem->getSubMenu()->changeRectPx().moveTopLeftTo(anItem->getRectPxAbsolute().right() - myRoot->scale(10),
anItem->getRectPxAbsolute().top());
}
}
}
StGLWidget* aChildLast = getChildren()->getLast();
if(aChildLast != NULL) {
changeRectPx().right() = getRectPx().left() + aChildLast->getRectPx().right();
changeRectPx().bottom() = getRectPx().top() + aChildLast->getRectPx().bottom();
}
int aWidth = stMax(myWidthMin, myWidth);
if(myOrient == MENU_VERTICAL
|| myOrient == MENU_VERTICAL_COMPACT) {
changeRectPx().right() = getRectPx().left() + aWidth;
int anItemCount = 0;
for(StGLWidget* aChild = getChildren()->getStart(); aChild != NULL; aChild = aChild->getNext(), ++anItemCount) {
StGLMenuItem* anItem = (StGLMenuItem* )aChild;
anItem->changeRectPx().moveTopTo(anItemCount * myItemHeight);
anItem->changeRectPx().right() = anItem->getRectPx().left() + aWidth;
anItem->setTextWidth(aWidth);
if(anItem->getSubMenu() != NULL) {
anItem->getSubMenu()->changeRectPx().moveTopLeftTo(getRectPxAbsolute().right() - myRoot->scale(10),
anItem->getRectPxAbsolute().top());
}
}
changeRectPx().bottom() = getRectPx().top() + anItemCount * myItemHeight;
}
// already initialized?
if(myVertexBuf.isValid()) {
// synchronize menu items visibility
setOpacity(myOpacity, true);
return true;
}
stglResize();
return myIsInitialized;
}