setRenderStyleProperty method

void setRenderStyleProperty(String name, dynamic value)

Implementation

void setRenderStyleProperty(String name, value) {
  if (renderStyle.target.disposed) return;

  bool uiCommandTracked = false;
  if (enableWebFProfileTracking) {
    if (!WebFProfiler.instance.currentPipeline.containsActiveUICommand()) {
      WebFProfiler.instance.startTrackUICommand();
      uiCommandTracked = true;
    }
    WebFProfiler.instance.startTrackUICommandStep('$this.setRenderStyleProperty[$name]');
  }

  dynamic oldValue;

  switch(name) {
    case DISPLAY:
    case OVERFLOW_X:
    case OVERFLOW_Y:
    case POSITION:
      oldValue = renderStyle.getProperty(name);
      break;
  }

  renderStyle.setProperty(name, value);

  switch (name) {
    case DISPLAY:
      assert(oldValue != null);
      if (value != oldValue) {
        _updateRenderBoxModelWithDisplay();
      }
      break;
    case OVERFLOW_X:
      assert(oldValue != null);
      CSSOverflowType oldEffectiveOverflowY = oldValue;
      updateRenderBoxModel();
      updateRenderBoxModelWithOverflowX(_handleScroll);
      // Change overflowX may affect effectiveOverflowY.
      // https://drafts.csswg.org/css-overflow/#overflow-properties
      CSSOverflowType effectiveOverflowY = renderStyle.effectiveOverflowY;
      if (effectiveOverflowY != oldEffectiveOverflowY) {
        updateRenderBoxModelWithOverflowY(_handleScroll);
      }
      updateOverflowRenderBox();
      break;
    case OVERFLOW_Y:
      assert(oldValue != null);
      CSSOverflowType oldEffectiveOverflowX = oldValue;
      updateRenderBoxModel();
      updateRenderBoxModelWithOverflowY(_handleScroll);
      // Change overflowY may affect the effectiveOverflowX.
      // https://drafts.csswg.org/css-overflow/#overflow-properties
      CSSOverflowType effectiveOverflowX = renderStyle.effectiveOverflowX;
      if (effectiveOverflowX != oldEffectiveOverflowX) {
        updateRenderBoxModelWithOverflowX(_handleScroll);
      }
      updateOverflowRenderBox();
      break;
    case POSITION:
      assert(oldValue != null);
      _updateRenderBoxModelWithPosition(oldValue);
      break;
    case COLOR:
      _updateColorRelativePropertyWithColor(this);
      break;
    case FONT_SIZE:
      _updateFontRelativeLengthWithFontSize();
      break;
    case TRANSFORM:
      updateRenderBoxModel();
      break;
  }

  if (enableWebFProfileTracking) {
    WebFProfiler.instance.finishTrackUICommandStep();
    if (uiCommandTracked) {
      WebFProfiler.instance.finishTrackUICommand();
    }
  }
}