void WTreeNode::setLabelIcon(WIconPair *labelIcon)
{
delete labelIcon_;
labelIcon_ = labelIcon;
if (labelIcon_) {
if (labelText_)
labelArea()->insertBefore(labelIcon_, labelText_);
else
labelArea()->addWidget(labelIcon_);
labelIcon_->setState(isExpanded() ? 1 : 0);
}
}
void WTreeNode::setChildCountPolicy(ChildCountPolicy policy)
{
if (policy != Disabled && !childCountLabel_) {
childCountLabel_ = new WText();
childCountLabel_->setMargin(WLength(7), Left);
childCountLabel_->setStyleClass("Wt-childcount");
labelArea()->addWidget(childCountLabel_);
}
childCountPolicy_ = policy;
if (childCountPolicy_ == Enabled) {
WTreeNode *parent = parentNode();
if (parent && parent->isExpanded())
if (doPopulate())
update();
}
if (childCountPolicy_ != Disabled) {
for (unsigned i = 0; i < childNodes_.size(); ++i)
childNodes_[i]->setChildCountPolicy(childCountPolicy_);
}
}
void WTreeTableNode::createExtraColumns(int numColumns)
{
if (!row_) {
row_ = new WContainerWidget();
labelArea()->insertBefore(row_, labelArea()->children()[0]);
row_->setFloatSide(Right);
labelArea()->resize(WLength(100, WLength::Percentage), WLength::Auto);
labelArea()->table()->resize(WLength(100, WLength::Percentage),
WLength::Auto);
}
while (static_cast<int>(columnWidgets_.size()) < numColumns) {
WText *w = new WText(WString::fromUTF8(" "), row_);
w->setInline(false);
columnWidgets_.push_back(ColumnWidget(w, false));
w->setFloatSide(Left);
w->resize(columnWidth(columnWidgets_.size()), 1);
}
}
void
BTextControl::Draw(BRect updateRect)
{
bool enabled = IsEnabled();
bool active = fText->IsFocus() && Window()->IsActive();
BRect rect = fText->Frame();
rect.InsetBy(-2, -2);
if (be_control_look != NULL) {
rgb_color base = ui_color(B_PANEL_BACKGROUND_COLOR);
uint32 flags = 0;
if (!enabled)
flags |= BControlLook::B_DISABLED;
if (active)
flags |= BControlLook::B_FOCUSED;
be_control_look->DrawTextControlBorder(this, rect, updateRect, base,
flags);
rect = Bounds();
rect.right = fDivider - kLabelInputSpacing;
// rect.right = fText->Frame().left - 2;
// rect.right -= 3;//be_control_look->DefaultLabelSpacing();
be_control_look->DrawLabel(this, Label(), rect, updateRect,
base, flags, BAlignment(fLabelAlign, B_ALIGN_MIDDLE));
return;
}
// outer bevel
rgb_color noTint = ui_color(B_PANEL_BACKGROUND_COLOR);
rgb_color lighten1 = tint_color(noTint, B_LIGHTEN_1_TINT);
rgb_color lighten2 = tint_color(noTint, B_LIGHTEN_2_TINT);
rgb_color lightenMax = tint_color(noTint, B_LIGHTEN_MAX_TINT);
rgb_color darken1 = tint_color(noTint, B_DARKEN_1_TINT);
rgb_color darken2 = tint_color(noTint, B_DARKEN_2_TINT);
rgb_color darken4 = tint_color(noTint, B_DARKEN_4_TINT);
rgb_color navigationColor = ui_color(B_KEYBOARD_NAVIGATION_COLOR);
if (enabled)
SetHighColor(darken1);
else
SetHighColor(noTint);
StrokeLine(rect.LeftBottom(), rect.LeftTop());
StrokeLine(rect.RightTop());
if (enabled)
SetHighColor(lighten2);
else
SetHighColor(lighten1);
StrokeLine(BPoint(rect.left + 1.0f, rect.bottom), rect.RightBottom());
StrokeLine(BPoint(rect.right, rect.top + 1.0f), rect.RightBottom());
// inner bevel
rect.InsetBy(1.0f, 1.0f);
if (active) {
SetHighColor(navigationColor);
StrokeRect(rect);
} else {
if (enabled)
SetHighColor(darken4);
else
SetHighColor(darken2);
StrokeLine(rect.LeftTop(), rect.LeftBottom());
StrokeLine(rect.LeftTop(), rect.RightTop());
SetHighColor(noTint);
StrokeLine(BPoint(rect.left + 1.0f, rect.bottom), rect.RightBottom());
StrokeLine(BPoint(rect.right, rect.top + 1.0f));
}
// label
if (Label()) {
_ValidateLayoutData();
font_height& fontHeight = fLayoutData->font_info;
float y = Bounds().top + (Bounds().Height() + 1 - fontHeight.ascent
- fontHeight.descent) / 2 + fontHeight.ascent;
float x;
float labelWidth = StringWidth(Label());
switch (fLabelAlign) {
case B_ALIGN_RIGHT:
x = fDivider - labelWidth - kLabelInputSpacing;
break;
case B_ALIGN_CENTER:
x = fDivider - labelWidth / 2.0;
break;
default:
x = 0.0;
break;
}
BRect labelArea(x, Bounds().top, x + labelWidth, Bounds().bottom);
if (x < fDivider && updateRect.Intersects(labelArea)) {
labelArea.right = fText->Frame().left - kLabelInputSpacing;
BRegion clipRegion(labelArea);
ConstrainClippingRegion(&clipRegion);
SetHighColor(IsEnabled() ? ui_color(B_CONTROL_TEXT_COLOR)
: tint_color(noTint, B_DISABLED_LABEL_TINT));
DrawString(Label(), BPoint(x, y));
}
}
}
void WTreeNode::create()
{
setImplementation(layout_ = new WTemplate(tr("Wt.WTreeNode.template")));
setStyleClass("Wt-tree");
layout_->setSelectable(false);
layout_->bindEmpty("cols-row");
layout_->bindEmpty("trunk-class");
implementStateless(&WTreeNode::doExpand, &WTreeNode::undoDoExpand);
implementStateless(&WTreeNode::doCollapse, &WTreeNode::undoDoCollapse);
WApplication *app = WApplication::instance();
/*
* Children
*/
WContainerWidget *children = new WContainerWidget();
children->setList(true);
children->hide();
layout_->bindWidget("children", children);
/*
* Expand icon
*/
if (WApplication::instance()->layoutDirection() == RightToLeft)
expandIcon_
= new WIconPair(app->theme()->resourcesUrl() + imagePlusRtl_,
app->theme()->resourcesUrl() + imageMinRtl_);
else
expandIcon_
= new WIconPair(app->theme()->resourcesUrl() + imagePlus_,
app->theme()->resourcesUrl() + imageMin_);
expandIcon_->setStyleClass("Wt-ctrl Wt-expand");
noExpandIcon_ = new WText();
noExpandIcon_->setStyleClass("Wt-ctrl Wt-noexpand");
layout_->bindWidget("expand", noExpandIcon_);
addStyleClass("Wt-trunk");
/*
* Label
*/
layout_->bindWidget("label-area", new WContainerWidget());
if (labelText_)
labelText_->setStyleClass("Wt-label");
childCountLabel_ = 0;
if (labelIcon_) {
labelArea()->addWidget(labelIcon_);
labelIcon_->setVerticalAlignment(AlignMiddle);
}
if (labelText_)
labelArea()->addWidget(labelText_);
childrenLoaded_ = false;
setLoadPolicy(LazyLoading);
}