void TBScrollBar::UpdateHandle()
{
// Calculate the mover size and position
bool horizontal = m_axis == AXIS_X;
int available_pixels = horizontal ? GetRect().w : GetRect().h;
int min_thickness_pixels = MIN(GetRect().h, GetRect().w);
int visible_pixels = available_pixels;
if (m_max - m_min > 0 && m_visible > 0)
{
double visible_proportion = m_visible / (m_visible + m_max - m_min);
visible_pixels = (int)(visible_proportion * available_pixels);
// Limit the size of the indicator to the slider thickness so that it doesn't
// become too tiny when the visible proportion is very small.
visible_pixels = MAX(visible_pixels, min_thickness_pixels);
m_to_pixel_factor = (double)(available_pixels - visible_pixels) / (m_max - m_min)/*+ 0.5*/;
}
else
{
m_to_pixel_factor = 0;
// If we can't scroll anything, make the handle invisible
visible_pixels = 0;
}
int pixel_pos = (int)(m_value * m_to_pixel_factor);
TBRect rect;
if (horizontal)
rect.Set(pixel_pos, 0, visible_pixels, GetRect().h);
else
rect.Set(0, pixel_pos, GetRect().w, visible_pixels);
m_handle.SetRect(rect);
}
bool TBMessageWindow::Show(const char *title, const char *message, TBMessageWindowSettings *settings)
{
TBWidget *target = m_target.Get();
if (!target)
return false;
TBMessageWindowSettings default_settings;
if (!settings)
settings = &default_settings;
TBWidget *root = target->GetParentRoot();
const char *source = "TBLayout: axis: y, distribution: available\n"
" TBLayout: distribution: available, size: available\n"
" TBSkinImage: id: 2\n"
" TBEditField: multiline: 1, readonly: 1, id: 1\n"
" TBLayout: distribution-position: right bottom, id: 3\n";
if (!g_widgets_reader->LoadData(GetContentRoot(), source))
return false;
SetText(title);
GetWidgetByIDAndType<TBSkinImage>(2)->SetSkinBg(settings->icon_skin);
TBEditField *editfield = GetWidgetByIDAndType<TBEditField>(1);
editfield->SetStyling(settings->styling);
editfield->SetText(message);
editfield->SetSkinBg("");
// Create buttons
if (settings->msg == TB_MSG_OK)
{
AddButton("TBMessageWindow.ok", true);
}
else if (settings->msg == TB_MSG_OK_CANCEL)
{
AddButton("TBMessageWindow.ok", true);
AddButton("TBMessageWindow.cancel", false);
}
else if (settings->msg == TB_MSG_YES_NO)
{
AddButton("TBMessageWindow.yes", true);
AddButton("TBMessageWindow.no", false);
}
// Size to fit content. This will use the default size of the textfield.
ResizeToFitContent();
TBRect rect = GetRect();
// Get how much we overflow the textfield has given the current width, and grow our height to show all we can.
// FIX: It would be better to use adapt-to-content on the editfield to achieve the most optimal size.
// At least when we do full blown multi pass size checking.
rect.h += editfield->GetStyleEdit()->GetOverflowY();
// Create background dimmer
if (settings->dimmer)
{
if (TBDimmer *dimmer = new TBDimmer)
{
root->AddChild(dimmer);
m_dimmer.Set(dimmer);
}
}
// Center and size to the new height
TBRect bounds(0, 0, root->GetRect().w, root->GetRect().h);
SetRect(rect.CenterIn(bounds).MoveIn(bounds).Clip(bounds));
root->AddChild(this);
return true;
}
void TBRendererBatcher::DrawBitmapTile(const TBRect &dst_rect, TBBitmap *bitmap)
{
AddQuadInternal(dst_rect.Offset(m_translation_x, m_translation_y),
TBRect(0, 0, dst_rect.w, dst_rect.h),
VER_COL_OPACITY(m_opacity), bitmap, nullptr);
}
void TBRendererBatcher::DrawBitmapColored(const TBRect &dst_rect, const TBRect &src_rect, const TBColor &color, TBBitmap *bitmap)
{
uint32 a = (color.a * m_opacity) / 255;
AddQuadInternal(dst_rect.Offset(m_translation_x, m_translation_y),
src_rect, VER_COL(color.r, color.g, color.b, a), bitmap, nullptr);
}