本文整理汇总了C++中TGadget::IsVisible方法的典型用法代码示例。如果您正苦于以下问题：C++ TGadget::IsVisible方法的具体用法？C++ TGadget::IsVisible怎么用？C++ TGadget::IsVisible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TGadget的用法示例。
在下文中一共展示了TGadget::IsVisible方法的1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: if
//
/// Helper for LayoutGadgets() to calculate rectangular 2D tiling
//
void
TGadgetWindow::LayoutRectangularly(TLayoutInfo& layout)
{
TRect innerRect;
GetInnerRect(innerRect);
layout.DesiredSize = TSize(0,0);
layout.GadgetBounds = new TRect[NumGadgets];
// !CQ memset((void*)layout.GadgetBounds, 0, sizeof(TRect) * NumGadgets);// Debugging code
int leftM, rightM, topM, bottomM;
GetMargins(Margins, leftM, rightM, topM, bottomM);
// Now tile all the gadgets. Assume no wide-as-possibles.
//
int x = leftM;
int y = topM;
int right = RowWidth - rightM; // Base right margin limit on RowWidth
// If any controls are wider than right margin, push out the right margin.
//
TGadget* gadget;
for (gadget = Gadgets; gadget; gadget = gadget->Next) {
TSize desiredSize;
gadget->GetDesiredSize(desiredSize);
// SIR June 20th 2007 max instead of ::max
right = max(right, (int)(x + desiredSize.cx + rightM));
}
// Scan gadgets, positioning & placing all of the EndOfRow flags
//
TGadget* rowStart; // Tracks the first gadget in the row
TGadget* lastBreak; // Tracks the last gadget in the row
bool contRow = false; // Working on a group continuation row
bool contBreak = false; // Finished group on continuation row
int i = 0;
int istart = 0;
int iend = 0; // Tracks the last visible gadget in the row
int ibreak = 0;
int rowHeight;
rowStart = Gadgets;
lastBreak = Gadgets;
for (gadget = Gadgets; gadget; gadget = gadget->Next, i++) {
gadget->SetEndOfRow(false);
// !CQ ignore wide-as-possible gadget requests
//
TSize desiredSize;
gadget->GetDesiredSize(desiredSize);
TRect bounds = gadget->GetBounds();
// Do the horizontal layout of this control
//
bounds.left = x;
bounds.right = bounds.left + desiredSize.cx;
// Store gadget's height in bottom, so we can calculate the row height
// later
//
bounds.top = 0;
bounds.bottom = desiredSize.cy;
// If too big or a new group on a group continue row, (& is not the first
// & is visible) then back up to iend & reset to lastBreak+1
//
if ((bounds.right > right || contBreak) &&
gadget != rowStart && gadget->IsVisible()) {
lastBreak->SetEndOfRow(true);
// Update gadget window's desired size
//
layout.DesiredSize.cx =
std::max((layout.GadgetBounds[iend].right+rightM), layout.DesiredSize.cx);
// Do the vertical layout of this row
//
FinishRow(istart, rowStart, lastBreak, y, layout, rowHeight);
contRow = lastBreak->IsVisible(); // Next row is a group continuation
x = leftM;
y += rowHeight;
if (!contRow)
y += RowMargin;
gadget = lastBreak; // will get bumped to Next by for incr
i = ibreak; // so will this
rowStart = lastBreak = gadget->Next; // Begin next row
istart = i+1;
contBreak = false;
continue;
}
//.........这里部分代码省略.........