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UI-Coordinates: implement named component access

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This commit is contained in:
Fischlurch 2017-10-01 21:37:04 +02:00
parent ac38f0f963
commit 1079d51c7e
2 changed files with 17 additions and 30 deletions
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45
src/gui/interact/ui-coord.hpp
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@ -67,6 +67,7 @@ namespace interact {
// using std::unique_ptr;
using std::string;
using lib::Literal;
using lib::Symbol;
using util::unConst;
using util::isnil;
using util::min;
@ -97,10 +98,10 @@ namespace interact {
class UICoord
: public lib::PathArray<UIC_INLINE_SIZE>
{
using PArr = lib::PathArray<UIC_INLINE_SIZE>;
using PathAry = lib::PathArray<UIC_INLINE_SIZE>;
public:
using PArr::PathArray;
using PathAry::PathArray;
/* === Builder API === */
@ -167,35 +168,12 @@ namespace interact {
/* === named component access === */
Literal
getWindow() const
{
UNIMPLEMENTED ("UI coordinate component access");
}
Literal getWindow() const { return accesComponent (UIC_WINDOW);}
Literal getPersp() const { return accesComponent (UIC_PERSP); }
Literal getPanel() const { return accesComponent (UIC_PANEL); }
Literal getView() const { return accesComponent (UIC_VIEW); }
Literal getTab() const { return accesComponent (UIC_TAB); }
Literal
getPersp() const
{
UNIMPLEMENTED ("UI coordinate component access");
}
Literal
getPanel() const
{
UNIMPLEMENTED ("UI coordinate component access");
}
Literal
getView() const
{
UNIMPLEMENTED ("UI coordinate component access");
}
Literal
getTab() const
{
UNIMPLEMENTED ("UI coordinate component access");
}
/* === String representation === */
@ -286,6 +264,13 @@ namespace interact {
private:
Literal
accesComponent (UIPathElm idx) const
{
Literal* elm = unConst(this)->getPosition(UIC_WINDOW);
return (elm and *elm)? *elm : Symbol::EMPTY;
}
public:
friend bool

2
src/lib/path-array.hpp
View file

@ -423,6 +423,8 @@ namespace lib {
/**
* @internal access content element by index
* @return pointer to storage, `null` if out of bounds
* @warning in case of size() < chunk_size the pointed-to storage
* might hold an invalid (NULL) Literal.
*/
Literal*
getPosition (size_t idx)