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Fix #25: Program throws exception when clicking on the 'stylesheet' list if there are no stylesheets.

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git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@1450 0fc631ac-6414-0410-93d0-97cfa31319b6
This commit is contained in:
twanvl
2010-07-21 18:37:47 +00:00
parent f88d92acab
commit 854998f204
3 changed files with 7 additions and 1 deletions
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src/gui/control/gallery_list.hpp
+5
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@@ -37,6 +37,11 @@ class GalleryList : public wxPanel {
void select(size_t item, size_t subcol = NO_SELECTION, bool event = true);
/// Is there an item selected?
inline bool hasSelection(size_t subcol = 0) const { return subcolumns[subcol].selection < itemCount(); }
/// Get the id of the selected item, throws if there is no selection
inline size_t getSelectionId(size_t subcol = 0) const {
if (!hasSelection(subcol)) throw Error(_("No selection"));
return subcolumns[subcol].selection;
}
/// Is the given item selected?
inline bool isSelected(size_t item, size_t subcol = 0) const {
return subcol < subcolumns.size() && subcolumns[subcol].selection == item;