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improve dialog stacking

This commit is contained in:
thrust26 2019-05-05 08:55:24 +02:00
parent ed5f8cb9de
commit 60260843ff
4 changed files with 13 additions and 9 deletions
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16
src/gui/Dialog.cxx
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@ -64,7 +64,8 @@ Dialog::Dialog(OSystem& instance, DialogContainer& parent, const GUI::Font& font
_tabID(0),
_flags(Widget::FLAG_ENABLED | Widget::FLAG_BORDER | Widget::FLAG_CLEARBG),
_max_w(0),
_max_h(0)
_max_h(0),
_layer(0)
{
setTitle(title);
setDirty();
@ -97,7 +98,7 @@ void Dialog::open()
// dialogs cause drawing to occur within loadConfig()
if (_surface == nullptr)
_surface = instance().frameBuffer().allocateSurface(_w, _h);
parent().addDialog(this);
_layer = parent().addDialog(this);
center();
@ -164,11 +165,12 @@ void Dialog::positionAt(uInt32 pos)
{
const Common::Size& screen = instance().frameBuffer().screenSize();
const Common::Rect& dst = _surface->dstRect();
int top = std::min(screen.h - dst.height(), screen.h >> 5);
int btm = std::min(screen.h - dst.height(), screen.h - dst.height() - (screen.h >> 5));
int left = std::min(screen.w - dst.width(), screen.w >> 5);
int right = std::min(screen.w - dst.width(), screen.w - dst.width() - (screen.w >> 5));
// shift stacked dialogs
uInt32 gap = (screen.w >> 6) * _layer;
int top = std::min(screen.h - dst.height(), gap);
int btm = std::min(screen.h - dst.height(), screen.h - dst.height() - gap);
int left = std::min(screen.w - dst.width(), gap);
int right = std::min(screen.w - dst.width(), screen.w - dst.width() - gap);
switch (pos)
{

1
src/gui/Dialog.hxx
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@ -186,6 +186,7 @@ class Dialog : public GuiObject
bool _processCancel;
string _title;
int _th;
int _layer;
Common::FixedStack<shared_ptr<FBSurface>> mySurfaceStack;

3
src/gui/DialogContainer.cxx
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@ -126,7 +126,7 @@ bool DialogContainer::needsRedraw() const
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
void DialogContainer::addDialog(Dialog* d)
int DialogContainer::addDialog(Dialog* d)
{
const Common::Rect& r = myOSystem.frameBuffer().imageRect();
if(uInt32(d->getWidth()) > r.width() || uInt32(d->getHeight()) > r.height())
@ -137,6 +137,7 @@ void DialogContainer::addDialog(Dialog* d)
d->setDirty();
myDialogStack.push(d);
}
return myDialogStack.size();
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

2
src/gui/DialogContainer.hxx
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@ -160,7 +160,7 @@ class DialogContainer
/**
Add a dialog box to the stack.
*/
void addDialog(Dialog* d);
int addDialog(Dialog* d);
/**
Remove the topmost dialog box from the stack.