BOOL LLButton::handleHover(S32 x, S32 y, MASK mask)
{
if (isInEnabledChain()
&& (!gFocusMgr.getMouseCapture() || gFocusMgr.getMouseCapture() == this))
mNeedsHighlight = TRUE;
if (!childrenHandleHover(x, y, mask))
{
if (mMouseDownTimer.getStarted())
{
F32 elapsed = getHeldDownTime();
if( mHeldDownDelay <= elapsed && mHeldDownFrameDelay <= (S32)LLFrameTimer::getFrameCount() - mMouseDownFrame)
{
LLSD param;
param["count"] = mMouseHeldDownCount++;
if (mHeldDownSignal) (*mHeldDownSignal)(this, param);
}
}
// We only handle the click if the click both started and ended within us
getWindow()->setCursor(UI_CURSOR_ARROW);
LL_DEBUGS("UserInput") << "hover handled by " << getName() << LL_ENDL;
}
return TRUE;
}
BOOL LLProgressView::handleHover(S32 x, S32 y, MASK mask)
{
if( childrenHandleHover( x, y, mask ) == NULL )
{
gViewerWindow->setCursor(UI_CURSOR_WAIT);
}
return TRUE;
}
BOOL LLModalDialog::handleHover(S32 x, S32 y, MASK mask)
{
if( childrenHandleHover(x, y, mask) == NULL )
{
getWindow()->setCursor(UI_CURSOR_ARROW);
lldebugst(LLERR_USER_INPUT) << "hover handled by " << getName() << llendl;
}
return TRUE;
}
BOOL LLProgressView::handleHover(S32 x, S32 y, MASK mask)
{
if( childrenHandleHover( x, y, mask ) == NULL )
{
lldebugst(LLERR_USER_INPUT) << "hover handled by LLProgressView" << llendl;
if ( mOutlineRect.pointInRect( x, y ) )
{
gViewerWindow->setCursor(UI_CURSOR_ARROW);
}
else
{
gViewerWindow->setCursor(UI_CURSOR_WAIT);
}
}
return TRUE;
}
BOOL DOHexEditor::handleHover(S32 x, S32 y, MASK mask)
{
BOOL handled = FALSE;
if(!hasMouseCapture())
{
handled = childrenHandleHover(x, y, mask) != NULL;
}
if(!handled && mSelecting && hasMouseCapture())
{
// continuation of selecting
getPosAndContext(x, y, TRUE, mCursorPos, mInData, mSecondNibble);
mSelectionEnd = mCursorPos;
mHasSelection = (mSelectionStart != mSelectionEnd);
handled = TRUE;
}
return handled;
}
BOOL LLButton::handleHover(S32 x, S32 y, MASK mask)
{
if (!childrenHandleHover(x, y, mask))
{
if (mMouseDownTimer.getStarted())
{
F32 elapsed = getHeldDownTime();
if( mHeldDownDelay <= elapsed && mHeldDownFrameDelay <= (S32)LLFrameTimer::getFrameCount() - mMouseDownFrame)
{
LLSD param;
param["count"] = mMouseHeldDownCount++;
if (mHeldDownSignal) (*mHeldDownSignal)(this, param);
}
}
// We only handle the click if the click both started and ended within us
getWindow()->setCursor(UI_CURSOR_ARROW);
lldebugst(LLERR_USER_INPUT) << "hover handled by " << getName() << llendl;
}
return TRUE;
}
BOOL LLScrollbar::handleHover(S32 x, S32 y, MASK mask)
{
// Note: we don't bother sending the event to the children (the arrow buttons)
// because they'll capture the mouse whenever they need hover events.
BOOL handled = FALSE;
if( hasMouseCapture() )
{
S32 height = getRect().getHeight();
S32 width = getRect().getWidth();
if( VERTICAL == mOrientation )
{
// S32 old_pos = mThumbRect.mTop;
S32 delta_pixels = y - mDragStartY;
if( mOrigRect.mBottom + delta_pixels < mThickness )
{
delta_pixels = mThickness - mOrigRect.mBottom - 1;
}
else
if( mOrigRect.mTop + delta_pixels > height - mThickness )
{
delta_pixels = height - mThickness - mOrigRect.mTop + 1;
}
mThumbRect.mTop = mOrigRect.mTop + delta_pixels;
mThumbRect.mBottom = mOrigRect.mBottom + delta_pixels;
S32 thumb_length = mThumbRect.getHeight();
S32 thumb_track_length = height - 2 * mThickness;
if( delta_pixels != mLastDelta || mDocChanged)
{
// Note: delta_pixels increases as you go up. mDocPos increases down (line 0 is at the top of the page).
S32 usable_track_length = thumb_track_length - thumb_length;
if( 0 < usable_track_length )
{
S32 variable_lines = getDocPosMax();
S32 pos = mThumbRect.mTop;
F32 ratio = F32(pos - mThickness - thumb_length) / usable_track_length;
S32 new_pos = llclamp( S32(variable_lines - ratio * variable_lines + 0.5f), 0, variable_lines );
// Note: we do not call updateThumbRect() here. Instead we let the thumb and the document go slightly
// out of sync (less than a line's worth) to make the thumb feel responsive.
changeLine( new_pos - mDocPos, FALSE );
}
}
mLastDelta = delta_pixels;
}
else
{
// Horizontal
// S32 old_pos = mThumbRect.mLeft;
S32 delta_pixels = x - mDragStartX;
if( mOrigRect.mLeft + delta_pixels < mThickness )
{
delta_pixels = mThickness - mOrigRect.mLeft - 1;
}
else
if( mOrigRect.mRight + delta_pixels > width - mThickness )
{
delta_pixels = width - mThickness - mOrigRect.mRight + 1;
}
mThumbRect.mLeft = mOrigRect.mLeft + delta_pixels;
mThumbRect.mRight = mOrigRect.mRight + delta_pixels;
S32 thumb_length = mThumbRect.getWidth();
S32 thumb_track_length = width - 2 * mThickness;
if( delta_pixels != mLastDelta || mDocChanged)
{
// Note: delta_pixels increases as you go up. mDocPos increases down (line 0 is at the top of the page).
S32 usable_track_length = thumb_track_length - thumb_length;
if( 0 < usable_track_length )
{
S32 variable_lines = getDocPosMax();
S32 pos = mThumbRect.mLeft;
F32 ratio = F32(pos - mThickness) / usable_track_length;
S32 new_pos = llclamp( S32(ratio * variable_lines + 0.5f), 0, variable_lines);
// Note: we do not call updateThumbRect() here. Instead we let the thumb and the document go slightly
// out of sync (less than a line's worth) to make the thumb feel responsive.
changeLine( new_pos - mDocPos, FALSE );
}
}
mLastDelta = delta_pixels;
}
getWindow()->setCursor(UI_CURSOR_ARROW);
LL_DEBUGS("UserInput") << "hover handled by " << getName() << " (active)" << LL_ENDL;
handled = TRUE;
}
else
{
handled = childrenHandleHover( x, y, mask ) != NULL;
}
// Opaque
if( !handled )
{
getWindow()->setCursor(UI_CURSOR_ARROW);
LL_DEBUGS("UserInput") << "hover handled by " << getName() << " (inactive)" << LL_ENDL;
handled = TRUE;
}
mDocChanged = FALSE;
return handled;
} // end handleHover