本文整理汇总了C++中BMenu::PenLocation方法的典型用法代码示例。如果您正苦于以下问题：C++ BMenu::PenLocation方法的具体用法？C++ BMenu::PenLocation怎么用？C++ BMenu::PenLocation使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类BMenu的用法示例。
在下文中一共展示了BMenu::PenLocation方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: Menu
void
TTeamMenuItem::DrawContentLabel()
{
BMenu* menu = Menu();
menu->MovePenBy(0, fLabelAscent);
float cachedWidth = menu->StringWidth(Label());
if (Submenu() && fVertical)
cachedWidth += 18;
const char* label = Label();
char* truncLabel = NULL;
float max = 0;
if (fVertical && static_cast<TBarApp*>(be_app)->Settings()->superExpando)
max = menu->MaxContentWidth() - kSwitchWidth;
else
max = menu->MaxContentWidth() - 4.0f;
if (max > 0) {
BPoint penloc = menu->PenLocation();
BRect frame = Frame();
float offset = penloc.x - frame.left;
if (cachedWidth + offset > max) {
truncLabel = (char*)malloc(strlen(label) + 4);
if (!truncLabel)
return;
TruncateLabel(max-offset, truncLabel);
label = truncLabel;
}
}
if (!label)
label = Label();
TBarView* barview = (static_cast<TBarApp*>(be_app))->BarView();
bool canHandle = !barview->Dragging()
|| barview->AppCanHandleTypes(Signature());
if (_IsSelected() && IsEnabled() && canHandle)
menu->SetLowColor(tint_color(menu->LowColor(),
B_HIGHLIGHT_BACKGROUND_TINT));
else
menu->SetLowColor(menu->LowColor());
menu->DrawString(label);
free(truncLabel);
}示例2: Menu
void
TWindowMenuItem::DrawContent()
{
BMenu* menu = Menu();
BPoint contentLocation = ContentLocation() + BPoint(kHPad, 0);
if (fID >= 0) {
menu->SetDrawingMode(B_OP_OVER);
float width = fBitmap->Bounds().Width();
if (width > 16)
contentLocation.x -= 8;
float height;
GetContentSize(NULL, &height);
contentLocation.y += (height - fBitmap->Bounds().Height()) / 2;
menu->MovePenTo(contentLocation);
menu->DrawBitmapAsync(fBitmap);
if (width > 16)
contentLocation.x += 8;
contentLocation.x += kIconRect.Width() + kLabelOffset;
}
contentLocation.y = ContentLocation().y + kVPad + fLabelAscent;
menu->SetDrawingMode(B_OP_COPY);
menu->MovePenTo(contentLocation);
if (IsSelected())
menu->SetHighColor(ui_color(B_MENU_SELECTED_ITEM_TEXT_COLOR));
else
menu->SetHighColor(ui_color(B_MENU_ITEM_TEXT_COLOR));
float labelWidth = menu->StringWidth(Label());
BPoint penLocation = menu->PenLocation();
float offset = penLocation.x - Frame().left;
menu->DrawString(Label(labelWidth + offset));
}示例3: DrawContent
virtual void DrawContent()
{
BRect b = Frame();
BMenu *parent = Menu();
BPoint loc = parent->PenLocation();
enum {
W_CHAR = 0,
A_CHAR = 1,
OPEN_CHAR = 2,
CLOSE_CHAR = 3,
SPACE_CHAR = 4,
NUM_CHARS = 5
};
float escapements[NUM_CHARS];
BFont font;
parent->GetFont(&font);
font.GetEscapements("WA() ", NUM_CHARS, escapements);
for (int32 i=0; i<NUM_CHARS; i++) {
escapements[i] *= font.Size();
}
const float blockWidth = escapements[W_CHAR]+escapements[A_CHAR];
const rgb_color old_col = parent->HighColor();
font_height fh;
const bool showInitial = !CompareColors(fInitialColor, fColor);
b.InsetBy(1, 1);
b.bottom -= 1;
b.left = loc.x;
if (showInitial) {
parent->GetFontHeight(&fh);
parent->DrawString("(", BPoint(b.left, loc.y+fh.ascent));
}
b.left += escapements[OPEN_CHAR];
b.InsetBy(2, 2);
b.right = b.left + escapements[W_CHAR];
if (showInitial) {
parent->SetHighColor(fInitialColor);
parent->FillRect(b);
}
b.InsetBy(-1, -1);
if (showInitial) {
parent->SetHighColor(old_col);
parent->StrokeRect(b);
}
b.InsetBy(-1, -1);
if (showInitial) {
parent->DrawString(")", BPoint(b.right+1, loc.y+fh.ascent));
}
b.right += escapements[CLOSE_CHAR] + 1;
b.left = b.right + escapements[SPACE_CHAR];
b.right = b.left + blockWidth;
parent->SetHighColor(fColor);
parent->FillRect(b);
parent->SetHighColor(old_col);
b.InsetBy(-1, -1);
parent->StrokeRect(b);
parent->MovePenTo(b.right + escapements[SPACE_CHAR]*2 + 2, loc.y);
BMenuItem::DrawContent();
}