C++ BMenu::DrawString方法代码示例

本文整理汇总了C++中BMenu::DrawString方法的典型用法代码示例。如果您正苦于以下问题：C++ BMenu::DrawString方法的具体用法？C++ BMenu::DrawString怎么用？C++ BMenu::DrawString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::DrawString方法的5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);
}

开发者ID:，项目名称:，代码行数:48，代码来源:

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));
}

开发者ID:looncraz，项目名称:haiku，代码行数:41，代码来源:WindowMenuItem.cpp

示例3: rect


//.........这里部分代码省略.........
		force = true;

	if (force) {
		if (selected)
			menu->SetHighColor(gFrameColorSelected);
		else
			menu->SetHighColor(gFrameColor);
		menu->StrokeRect(rect);
	}

	rect.InsetBy(1, 1);
	BRect r = rect;
	double grenze1 = rect.left + (rect.right - rect.left) * float(fWriteMemory)
		/ fCommittedMemory;
	double grenze2 = rect.left + (rect.right - rect.left) * float(fAllMemory)
		/ fCommittedMemory;
	if (grenze1 > rect.right)
		grenze1 = rect.right;
	if (grenze2 > rect.right)
		grenze2 = rect.right;
	r.right = grenze1;
	if (!force)
		r.left = fGrenze1;
	if (r.left < r.right) {
		if (selected)
			menu->SetHighColor(gKernelColorSelected);
		else
			menu->SetHighColor(gKernelColor);
		menu->FillRect(r);
	}

	r.left = grenze1;
	r.right = grenze2;

	if (!force) {
		if (fGrenze2 > r.left && r.left >= fGrenze1)
			r.left = fGrenze2;
		if (fGrenze1 < r.right && r.right  <= fGrenze2)
			r.right = fGrenze1;
	}

	if (r.left < r.right) {
		if (selected)
			menu->SetHighColor(gUserColorSelected);
		else
			menu->SetHighColor(gUserColor);
		menu->FillRect(r);
	}

	r.left = grenze2;
	r.right = rect.right;

	if (!force)
		r.right = fGrenze2;

	if (r.left < r.right) {
		if (selected)
			menu->SetHighColor(gWhiteSelected);
		else
			menu->SetHighColor(kWhite);
		menu->FillRect(r);
	}

	menu->SetHighColor(kBlack);
	fGrenze1 = grenze1;
	fGrenze2 = grenze2;

	fLastCommitted = fCommittedMemory;

	// Draw the values if necessary; if only fCommitedMemory changes, only
	// the bar might have to be updated

	if (!force && fWriteMemory == fLastWrite && fAllMemory == fLastAll)
		return;

	if (selected)
		menu->SetLowColor(gMenuBackColorSelected);
	else
		menu->SetLowColor(gMenuBackColor);

	BRect textRect(rect.left - kMargin - gMemoryTextWidth, frame.top,
		rect.left - kMargin, frame.bottom);
	menu->FillRect(textRect, B_SOLID_LOW);

	fLastWrite = fWriteMemory;
	fLastAll = fAllMemory;

	menu->SetHighColor(kBlack);

	char infos[128];
	string_for_size(fWriteMemory * 1024.0, infos, sizeof(infos));

	BPoint loc(rect.left - kMargin - gMemoryTextWidth / 2 - menu->StringWidth(infos),
		rect.bottom + 1);
	menu->DrawString(infos, loc);

	string_for_size(fAllMemory * 1024.0, infos, sizeof(infos));
	loc.x = rect.left - kMargin - menu->StringWidth(infos);
	menu->DrawString(infos, loc);
}

开发者ID:DonCN，项目名称:haiku，代码行数:101，代码来源:MemoryBarMenuItem.cpp

示例4: 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();
	}

开发者ID:jessicah，项目名称:Vision，代码行数:68，代码来源:ColorSelector.cpp

示例5: cadre

void
KernelMemoryBarMenuItem::DrawBar(bool force)
{
	bool selected = IsSelected();
	BRect frame = Frame();
	BMenu* menu = Menu();

	// draw the bar itself
	BRect cadre (frame.right - kMargin - kBarWidth, frame.top + 5,
		frame.right - kMargin, frame.top + 13);

	if (fLastSum < 0)
		force = true;
	if (force) {
		if (selected)
			menu->SetHighColor(gFrameColorSelected);
		else
			menu->SetHighColor(gFrameColor);
		menu->StrokeRect (cadre);
	}
	cadre.InsetBy(1, 1);
	BRect r = cadre;

	float grenze1 = cadre.left + (cadre.right - cadre.left)
						* fCachedMemory / fPhysicalMemory;
	float grenze2 = cadre.left + (cadre.right - cadre.left)
						* fCommittedMemory / fPhysicalMemory;
	if (grenze1 > cadre.right)
		grenze1 = cadre.right;
	if (grenze2 > cadre.right)
		grenze2 = cadre.right;
	r.right = grenze1;
	if (!force)
		r.left = fGrenze1;
	if (r.left < r.right) {
		if (selected)
			menu->SetHighColor(gKernelColorSelected);
		else
			menu->SetHighColor(gKernelColor);
//		menu->SetHighColor(gKernelColor);
		menu->FillRect (r);
	}
	r.left = grenze1;
	r.right = grenze2;
	if (!force) {
		if (fGrenze2 > r.left && r.left >= fGrenze1)
			r.left = fGrenze2;
		if (fGrenze1 < r.right && r.right <= fGrenze2)
			r.right = fGrenze1;
	}
	if (r.left < r.right) {
		if (selected)
			menu->SetHighColor(tint_color (kLavender, B_HIGHLIGHT_BACKGROUND_TINT));
		else
			menu->SetHighColor(kLavender);
//		menu->SetHighColor(gUserColor);
		menu->FillRect (r);
	}
	r.left = grenze2;
	r.right = cadre.right;
	if (!force)
		r.right = fGrenze2;
	if (r.left < r.right) {
		if (selected)
			menu->SetHighColor(gWhiteSelected);
		else
			menu->SetHighColor(kWhite);
		menu->FillRect(r);
	}
	menu->SetHighColor(kBlack);
	fGrenze1 = grenze1;
	fGrenze2 = grenze2;

	// draw the value
	double sum = fCachedMemory * FLT_MAX + fCommittedMemory;
	if (force || sum != fLastSum) {
		if (selected) {
			menu->SetLowColor(gMenuBackColorSelected);
			menu->SetHighColor(gMenuBackColorSelected);
		} else {
			menu->SetLowColor(gMenuBackColor);
			menu->SetHighColor(gMenuBackColor);
		}
		BRect trect(cadre.left - kMargin - gMemoryTextWidth, frame.top,
			cadre.left - kMargin, frame.bottom);
		menu->FillRect(trect);
		menu->SetHighColor(kBlack);

		char infos[128];
		string_for_size(fCachedMemory * 1024.0, infos, sizeof(infos));
		BPoint loc(cadre.left, cadre.bottom + 1);
		loc.x -= kMargin + gMemoryTextWidth / 2 + menu->StringWidth(infos);
		menu->DrawString(infos, loc);
		string_for_size(fCommittedMemory * 1024.0, infos, sizeof(infos));
		loc.x = cadre.left - kMargin - menu->StringWidth(infos);
		menu->DrawString(infos, loc);
		fLastSum = sum;
	}
}

开发者ID:veer77，项目名称:Haiku-services-branch，代码行数:99，代码来源:KernelMemoryBarMenuItem.cpp

注：本文中的BMenu::DrawString方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。