void
BStatusBar::_SetTextData(BString& text, const char* source,
const BString& combineWith, bool rightAligned)
{
if (source == NULL)
source = "";
// If there were no changes, we don't have to do anything
if (text == source)
return;
bool oldHasText = _HasText();
text = source;
BString newString;
if (rightAligned)
newString << text << combineWith;
else
newString << combineWith << text;
if (oldHasText != _HasText())
InvalidateLayout();
font_height fontHeight;
GetFontHeight(&fontHeight);
// Invalidate(BRect(position, 0, position + invalidateWidth,
// ceilf(fontHeight.ascent) + ceilf(fontHeight.descent)));
// TODO: redrawing the entire area takes care of the edge case
// where the left side string changes because of truncation and
// part of it needs to be redrawn as well.
Invalidate(BRect(0, 0, Bounds().right,
ceilf(fontHeight.ascent) + ceilf(fontHeight.descent)));
}
void
BStatusBar::_SetTextData(BString& text, const char* source,
const BString& combineWith, bool rightAligned)
{
if (source == NULL)
source = "";
// If there were no changes, we don't have to do anything
if (text == source)
return;
float oldWidth;
if (rightAligned)
oldWidth = Bounds().right - fTextDivider;
else
oldWidth = fTextDivider;
bool oldHasText = _HasText();
text = source;
BString newString;
if (rightAligned)
newString << text << combineWith;
else
newString << combineWith << text;
float newWidth = ceilf(StringWidth(newString.String()));
// might still be smaller in Draw(), but we use it
// only for the invalidation rect here
// determine which part of the view needs an update
float invalidateWidth = max_c(newWidth, oldWidth);
float position = 0.0;
if (rightAligned)
position = Bounds().right - invalidateWidth;
if (oldHasText != _HasText())
InvalidateLayout();
font_height fontHeight;
GetFontHeight(&fontHeight);
// Invalidate(BRect(position, 0, position + invalidateWidth,
// ceilf(fontHeight.ascent) + ceilf(fontHeight.descent)));
// TODO: redrawing the entire area takes care of the edge case
// where the left side string changes because of truncation and
// part of it needs to be redrawn as well.
Invalidate(BRect(0, 0, Bounds().right,
ceilf(fontHeight.ascent) + ceilf(fontHeight.descent)));
}
/*!
Returns the inner bar frame without the surrounding bevel.
*/
BRect
BStatusBar::_BarFrame(const font_height* fontHeight) const
{
float top = 2;
if (_HasText()) {
if (fontHeight == NULL) {
font_height height;
GetFontHeight(&height);
top = ceilf(height.ascent + height.descent) + 6;
} else
top = ceilf(fontHeight->ascent + fontHeight->descent) + 6;
}
return BRect(2, top, Bounds().right - 2, top + BarHeight() - 4);
}
void
BStatusBar::GetPreferredSize(float* _width, float* _height)
{
if (_width) {
// AttachedToWindow() might not have been called yet
*_width = ceilf(StringWidth(fLabel.String()))
+ ceilf(StringWidth(fTrailingLabel.String()))
+ ceilf(StringWidth(fText.String()))
+ ceilf(StringWidth(fTrailingText.String()))
+ 5;
}
if (_height) {
float labelHeight = 0;
if (_HasText()) {
font_height fontHeight;
GetFontHeight(&fontHeight);
labelHeight = ceilf(fontHeight.ascent + fontHeight.descent) + 6;
}
*_height = labelHeight + BarHeight();
}
}
