本文整理汇总了C++中BTextView::AddFilter方法的典型用法代码示例。如果您正苦于以下问题：C++ BTextView::AddFilter方法的具体用法？C++ BTextView::AddFilter怎么用？C++ BTextView::AddFilter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BTextView的用法示例。
在下文中一共展示了BTextView::AddFilter方法的2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: entry
void
BTextWidget::StartEdit(BRect bounds, BPoseView *view, BPose *pose)
{
if (!IsEditable())
return;
// don't allow editing of the trash directory name
if (pose->TargetModel()->IsTrash())
return;
// don't allow editing of the "Disks" icon name
if (pose->TargetModel()->IsRoot())
return;
BEntry entry(pose->TargetModel()->EntryRef());
if (entry.InitCheck() == B_OK
&& !ConfirmChangeIfWellKnownDirectory(&entry, "rename"))
return;
// get bounds with full text length
BRect rect(bounds);
BRect textRect(bounds);
rect.OffsetBy(-2, -1);
rect.right += 1;
BFont font;
view->GetFont(&font);
BTextView *textView = new BTextView(rect, "WidgetTextView", textRect, &font, 0,
B_FOLLOW_ALL, B_WILL_DRAW);
textView->SetWordWrap(false);
DisallowMetaKeys(textView);
fText->SetUpEditing(textView);
textView->AddFilter(new BMessageFilter(B_KEY_DOWN, TextViewFilter));
rect.right = rect.left + textView->LineWidth() + 3;
// center new width, if necessary
if (view->ViewMode() == kIconMode
|| (view->ViewMode() == kListMode && fAlignment == B_ALIGN_CENTER)) {
rect.OffsetBy(bounds.Width() / 2 - rect.Width() / 2, 0);
}
rect.bottom = rect.top + textView->LineHeight() + 1;
textRect = rect.OffsetToCopy(2, 1);
textRect.right -= 3;
textRect.bottom--;
textView->SetTextRect(textRect);
textRect = view->Bounds();
bool hitBorder = false;
if (rect.left < 1)
rect.left = 1, hitBorder = true;
if (rect.right > textRect.right)
rect.right = textRect.right - 2, hitBorder = true;
textView->MoveTo(rect.LeftTop());
textView->ResizeTo(rect.Width(), rect.Height());
BScrollView *scrollView = new BScrollView("BorderView", textView, 0, 0, false,
false, B_PLAIN_BORDER);
view->AddChild(scrollView);
// configure text view
switch (view->ViewMode()) {
case kIconMode:
textView->SetAlignment(B_ALIGN_CENTER);
break;
case kMiniIconMode:
textView->SetAlignment(B_ALIGN_LEFT);
break;
case kListMode:
textView->SetAlignment(fAlignment);
break;
}
textView->MakeResizable(true, hitBorder ? NULL : scrollView);
view->SetActivePose(pose); // tell view about pose
SetActive(true); // for widget
textView->SelectAll();
textView->MakeFocus();
// make this text widget invisible while we edit it
SetVisible(false);
ASSERT(view->Window()); // how can I not have a Window here???
if (view->Window())
// force immediate redraw so TextView appears instantly
view->Window()->UpdateIfNeeded();
}示例2: entry
void
BTextWidget::StartEdit(BRect bounds, BPoseView* view, BPose* pose)
{
view->SetTextWidgetToCheck(NULL, this);
if (!IsEditable() || IsActive())
return;
BEntry entry(pose->TargetModel()->EntryRef());
if (entry.InitCheck() == B_OK
&& !ConfirmChangeIfWellKnownDirectory(&entry,
B_TRANSLATE_COMMENT("rename",
"As in 'if you rename this folder...' (en) "
"'Wird dieser Ordner umbenannt...' (de)"),
B_TRANSLATE_COMMENT("rename",
"As in 'to rename this folder...' (en) "
"'Um diesen Ordner umzubenennen...' (de)"),
B_TRANSLATE_COMMENT("Rename",
"Button label, 'Rename' (en), 'Umbenennen' (de)")))
return;
// get bounds with full text length
BRect rect(bounds);
BRect textRect(bounds);
rect.OffsetBy(-2, -1);
rect.right += 1;
BFont font;
view->GetFont(&font);
BTextView* textView = new BTextView(rect, "WidgetTextView", textRect,
&font, 0, B_FOLLOW_ALL, B_WILL_DRAW);
textView->SetWordWrap(false);
DisallowMetaKeys(textView);
fText->SetUpEditing(textView);
textView->AddFilter(new BMessageFilter(B_KEY_DOWN, TextViewFilter));
rect.right = rect.left + textView->LineWidth() + 3;
// center new width, if necessary
if (view->ViewMode() == kIconMode
|| (view->ViewMode() == kListMode && fAlignment == B_ALIGN_CENTER)) {
rect.OffsetBy(bounds.Width() / 2 - rect.Width() / 2, 0);
}
rect.bottom = rect.top + textView->LineHeight() + 1;
textRect = rect.OffsetToCopy(2, 1);
textRect.right -= 3;
textRect.bottom--;
textView->SetTextRect(textRect);
BPoint origin = view->LeftTop();
textRect = view->Bounds();
bool hitBorder = false;
if (rect.left <= origin.x)
rect.left = origin.x + 1, hitBorder = true;
if (rect.right >= textRect.right)
rect.right = textRect.right - 1, hitBorder = true;
textView->MoveTo(rect.LeftTop());
textView->ResizeTo(rect.Width(), rect.Height());
BScrollView* scrollView = new BScrollView("BorderView", textView, 0, 0,
false, false, B_PLAIN_BORDER);
view->AddChild(scrollView);
// configure text view
switch (view->ViewMode()) {
case kIconMode:
textView->SetAlignment(B_ALIGN_CENTER);
break;
case kMiniIconMode:
textView->SetAlignment(B_ALIGN_LEFT);
break;
case kListMode:
textView->SetAlignment(fAlignment);
break;
}
textView->MakeResizable(true, hitBorder ? NULL : scrollView);
view->SetActivePose(pose);
// tell view about pose
SetActive(true);
// for widget
textView->SelectAll();
textView->MakeFocus();
// make this text widget invisible while we edit it
SetVisible(false);
ASSERT(view->Window() != NULL);
// how can I not have a Window here???
if (view->Window()) {
// force immediate redraw so TextView appears instantly
view->Window()->UpdateIfNeeded();
}
//.........这里部分代码省略.........