void GlowTextFieldWidget::OnWidgetMouseDown(
Glow::MouseButton button,
int x,
int y,
Glow::Modifiers modifiers)
{
GLOW_DEBUGSCOPE("GlowTextFieldWidget::OnWidgetMouseDown");
if (!HasKeyboardFocus())
{
GrabKeyboardFocus();
}
_dragX = x;
if (modifiers & Glow::shiftModifier)
{
_dragEnd = _data.AtPixelPos(_font, 0, x-_inset+_hpos);
_data.SetSelection(_dragStart, _dragEnd);
}
else
{
_dragStart = _dragEnd = _data.AtPixelPos(_font, 0, x-_inset+_hpos);
_data.SetSelection(_dragStart);
}
_CheckAutoScroll();
_toggleAutoScroll = true;
Refresh();
}
void GlowTextFieldWidget::OnWidgetMouseDown(
Glow::MouseButton button,
int x,
int y,
Glow::Modifiers modifiers)
{
GLOW_DEBUGSCOPE("GlowTextFieldWidget::OnWidgetMouseDown");
if (!HasKeyboardFocus())
{
GrabKeyboardFocus();
}
dragX_ = x;
if (modifiers & Glow::shiftModifier)
{
dragEnd_ = data_.AtPixelPos(font_, 0, x-inset_+hpos_);
data_.SetSelection(dragStart_, dragEnd_);
}
else
{
dragStart_ = dragEnd_ = data_.AtPixelPos(font_, 0, x-inset_+hpos_);
data_.SetSelection(dragStart_);
}
CheckAutoScroll();
toggleAutoScroll_ = true;
Refresh();
}
FReply SInlineEditableTextBlock::OnMouseButtonDown( const FGeometry& MyGeometry, const FPointerEvent& MouseEvent )
{
if( !MouseEvent.IsMouseButtonDown(EKeys::LeftMouseButton) || MouseEvent.IsControlDown() || MouseEvent.IsShiftDown())
{
return FReply::Unhandled();
}
if(IsSelected.IsBound())
{
if(IsSelected.Execute() && !bIsReadOnly.Get() && !ActiveTimerHandle.IsValid())
{
RegisterActiveTimer(0.5f, FWidgetActiveTimerDelegate::CreateSP(this, &SInlineEditableTextBlock::TriggerEditMode));
}
}
else
{
// The widget is not managed by another widget, so handle the mouse input and enter edit mode if ready.
if(HasKeyboardFocus())
{
EnterEditingMode();
}
return FReply::Handled();
}
// Do not handle the mouse input, this will allow for drag and dropping events to trigger.
return FReply::Unhandled();
}
BOOL Screen::CharIn(const char * c)
{
// Special: Tab chars are ignored, because they are always handled as focus advance
if (c[0] == 0x09) return FALSE;
// mark in mouse
Mouse.ResetActiveInput();
// no processing if focus is not set
if (!HasKeyboardFocus()) return FALSE;
// always return true in exclusive mode (which means: key processed)
BOOL fResult = IsExclusive();
// context menu: forward to context
if (pContext) return pContext->CharIn(c) || fResult;
// no active dlg?
if (!pActiveDlg || !pActiveDlg->IsVisible()) return fResult;
// forward to dialog
return pActiveDlg->CharIn(c) || fResult;
}
void SObjectNameEditableTextBox::Tick( const FGeometry& AllottedGeometry, const double InCurrentTime, const float InDeltaTime )
{
const bool bShouldAppearFocused = HasKeyboardFocus();
if ( bUpdateHighlightSpring || bShouldAppearFocused )
{
// Update highlight 'target' effect
const float HighlightLeftX = HighlightRectLeftOffset;
const float HighlightRightX = HighlightRectRightOffset + AllottedGeometry.Size.X;
HighlightTargetLeftSpring.SetTarget( HighlightLeftX );
HighlightTargetRightSpring.SetTarget( HighlightRightX );
HighlightTargetLeftSpring.Tick( InDeltaTime );
HighlightTargetRightSpring.Tick( InDeltaTime );
}
}
void SGraphPanel::OnGraphChanged(const FEdGraphEditAction& EditAction)
{
if ((EditAction.Graph == GraphObj) &&
(EditAction.Nodes.Num() > 0) &&
// We do not want to mark it as a UserAddedNode for graphs that do not currently have focus,
// this causes each one to want to do the effects and rename, which causes problems.
(HasKeyboardFocus() || HasFocusedDescendants()))
{
int32 ActionIndex = UserActions.Num();
if (EditAction.Action & GRAPHACTION_AddNode)
{
for (const UEdGraphNode* Node : EditAction.Nodes)
{
UserAddedNodes.Add(Node, ActionIndex);
}
}
UserActions.Add(EditAction);
}
}
void GlowTextFieldWidget::OnWidgetPaint()
{
GLOW_DEBUGSCOPE("GlowTextFieldWidget::OnWidgetPaint");
// Backing
if (!IsActive())
{
_disableBackColor.Apply();
}
else if (HasKeyboardFocus())
{
_focusBackColor.Apply();
}
else
{
_backColor.Apply();
}
::glRectf(-1.0f, -1.0f, 1.0f, 1.0f);
// Bevels for backing
float bevelHeight = float(4)/float(Height());
float bevelWidth = float(4)/float(Width());
float etchHeight = float(2)/float(Height());
float etchWidth = float(2)/float(Width());
if (IsActive())
{
if (_style == etchedStyle)
{
_lightBevelColor.Apply();
::glBegin(GL_LINE_LOOP);
::glVertex2f(-1.0f+etchWidth, -1.0f);
::glVertex2f(-1.0f+etchWidth, 1.0f-etchHeight-etchHeight);
::glVertex2f(1.0f-etchWidth, 1.0f-etchHeight-etchHeight);
::glVertex2f(1.0f-etchWidth, -1.0f);
::glEnd();
_darkBevelColor.Apply();
::glBegin(GL_LINE_LOOP);
::glVertex2f(-1.0f, -1.0f+etchHeight);
::glVertex2f(-1.0f, 1.0f-etchHeight);
::glVertex2f(1.0f-etchWidth-etchWidth, 1.0f-etchHeight);
::glVertex2f(1.0f-etchWidth-etchWidth, -1.0f+etchHeight);
::glEnd();
}
else if (_style == raisedStyle || _style == loweredStyle)
{
if (_style == raisedStyle)
{
_lightBevelColor.Apply();
}
else
{
_darkBevelColor.Apply();
}
::glBegin(GL_QUAD_STRIP);
::glVertex2f(-1.0f, -1.0f);
::glVertex2f(-1.0f+bevelWidth, -1.0f+bevelHeight);
::glVertex2f(-1.0f, 1.0f);
::glVertex2f(-1.0f+bevelWidth, 1.0f-bevelHeight);
::glVertex2f(1.0f, 1.0f);
::glVertex2f(1.0f-bevelWidth, 1.0f-bevelHeight);
::glEnd();
if (_style == raisedStyle)
{
_darkBevelColor.Apply();
}
else
{
_lightBevelColor.Apply();
}
::glBegin(GL_QUAD_STRIP);
::glVertex2f(-1.0f, -1.0f);
::glVertex2f(-1.0f+bevelWidth, -1.0f+bevelHeight);
::glVertex2f(1.0f, -1.0f);
::glVertex2f(1.0f-bevelWidth, -1.0f+bevelHeight);
::glVertex2f(1.0f, 1.0f);
::glVertex2f(1.0f-bevelWidth, 1.0f-bevelHeight);
::glEnd();
}
}
else
{
_disableOutlineColor.Apply();
::glBegin(GL_LINE_LOOP);
::glVertex2f(-1.0f, -1.0f);
::glVertex2f(-1.0f, 1.0f-etchHeight);
::glVertex2f(1.0f-etchWidth, 1.0f-etchHeight);
::glVertex2f(1.0f-etchWidth, -1.0f);
::glEnd();
}
// Everything else gets scissored
GLint oldScissor[4];
::glGetIntegerv(GL_SCISSOR_BOX, oldScissor);
::glScissor(RootPositionX()+_inset,
Root()->Subwindow()->Height()-Height()-RootPositionY()+_inset,
Width()-_inset-_inset, Height()-_inset-_inset);
// Highlight backing
if (_data.SelectionLength() > 0 && HasKeyboardFocus())
{
_hiliteBackColor.Apply();
float left = 0;
float top = 0;
float right = 0;
float bottom = 0;
NormalizeCoordinates(_inset-_hpos+
_data.PixelPosOf(_font, _data.SelectionStart(), 0),
_inset, left, top);
NormalizeCoordinates(_inset-_hpos+
_data.PixelPosOf(_font, _data.SelectionEnd(), 0),
_inset+_font.Leading(), right, bottom);
::glRectf(left, bottom, right, top);
}
// Text
if (!IsActive())
{
_disableTextColor.Apply();
}
else if (HasKeyboardFocus())
{
_focusTextColor.Apply();
}
else
{
_textColor.Apply();
}
int startpos = 0;
int endpos = 0;
int pixoffset = 0;
_data.CalcLineDrawInfo(_font, 0, _hpos, Width()-_inset-_inset,
startpos, endpos, pixoffset);
const char* dat = _data.data();
while (pixoffset > _inset)
{
pixoffset -= ::glutBitmapWidth(_font, dat[startpos]);
++startpos;
}
float x = 0;
float y = 0;
NormalizeCoordinates(_inset-pixoffset,
_inset+_font.BaselinePos(), x, y);
::glRasterPos2f(x, y);
for (int i=startpos; i<endpos; i++)
{
::glutBitmapCharacter(_font, dat[i]);
}
// Insertion caret
// Special scissoring
if (_blink || !HasKeyboardFocus() || !IsActive())
{
::glScissor(RootPositionX()+_caretInset,
Root()->Subwindow()->Height()-Height()-RootPositionY()+_caretInset,
Width()-_caretInset-_caretInset, Height()-_caretInset-_caretInset);
if (!IsActive())
{
_disableCaretColor.Apply();
}
else if (HasKeyboardFocus())
{
_focusCaretColor.Apply();
}
else
{
_caretColor.Apply();
}
float horiz = 0;
float top = 0;
float bottom = 0;
NormalizeCoordinates(_inset-_hpos+_data.PixelPosOf(_font, _dragEnd, 0),
_inset, horiz, top);
NormalizeCoordinates(_inset-_hpos+_data.PixelPosOf(_font, _dragEnd, 0),
_inset+_font.Leading(), horiz, bottom);
float hBump = float(2)/float(Width());
float vBump = float(2)/float(Height());
::glBegin(GL_LINES);
::glVertex2f(horiz, bottom);
::glVertex2f(horiz, top-vBump);
::glVertex2f(horiz-bevelWidth, bottom);
::glVertex2f(horiz+bevelWidth+hBump, bottom);
::glVertex2f(horiz-bevelWidth, top-vBump);
::glVertex2f(horiz+bevelWidth+hBump, top-vBump);
::glEnd();
}
// Unscissor
::glScissor(oldScissor[0], oldScissor[1], oldScissor[2], oldScissor[3]);
// Activate autoscroll timer
if (_toggleAutoScroll)
{
_toggleAutoScroll = false;
_autoScrollTimer->SetTextField(this);
_autoScrollTimerID = Glow::RegisterTimer(_autoScrollInterval, _autoScrollTimer);
}
}