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(svn r24236) -Add: Add code to retrieve help strings from the setting tree and compute max height.

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alberth 2012-05-12 10:11:41 +00:00
parent fc213a6dae
commit 2dd71035d0
1 changed files with 40 additions and 0 deletions
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40
src/settings_gui.cpp
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@ -1011,9 +1011,20 @@ struct SettingEntry {
uint Length() const;
SettingEntry *FindEntry(uint row, uint *cur_row);
uint GetMaxHelpHeight(int maxw);
uint Draw(GameSettings *settings_ptr, int base_x, int base_y, int max_x, uint first_row, uint max_row, uint cur_row, uint parent_last);
/**
* Get the help text of a single setting.
* @return The requested help text.
*/
inline StringID GetHelpText()
{
assert((this->flags & SEF_KIND_MASK) == SEF_SETTING_KIND);
return this->d.entry.setting->desc.str_help;
}
private:
void DrawSetting(GameSettings *settings_ptr, const SettingDesc *sd, int x, int y, int max_x, int state);
};
@ -1028,6 +1039,7 @@ struct SettingsPage {
uint Length() const;
SettingEntry *FindEntry(uint row, uint *cur_row) const;
uint GetMaxHelpHeight(int maxw);
uint Draw(GameSettings *settings_ptr, int base_x, int base_y, int max_x, uint first_row, uint max_row, uint cur_row = 0, uint parent_last = 0) const;
};
@ -1153,6 +1165,20 @@ SettingEntry *SettingEntry::FindEntry(uint row_num, uint *cur_row)
return NULL;
}
/**
* Get the biggest height of the help text(s), if the width is at least \a maxw. Help text gets wrapped if needed.
* @param maxw Maximal width of a line help text.
* @return Biggest height needed to display any help text of this node (and its descendants).
*/
uint SettingEntry::GetMaxHelpHeight(int maxw)
{
switch (this->flags & SEF_KIND_MASK) {
case SEF_SETTING_KIND: return GetStringHeight(this->GetHelpText(), maxw);
case SEF_SUBTREE_KIND: return this->d.sub.page->GetMaxHelpHeight(maxw);
default: NOT_REACHED();
}
}
/**
* Draw a row in the settings panel.
*
@ -1351,6 +1377,20 @@ SettingEntry *SettingsPage::FindEntry(uint row_num, uint *cur_row) const
return pe;
}
/**
* Get the biggest height of the help texts, if the width is at least \a maxw. Help text gets wrapped if needed.
* @param maxw Maximal width of a line help text.
* @return Biggest height needed to display any help text of this (sub-)tree.
*/
uint SettingsPage::GetMaxHelpHeight(int maxw)
{
uint biggest = 0;
for (uint field = 0; field < this->num; field++) {
biggest = max(biggest, this->entries[field].GetMaxHelpHeight(maxw));
}
return biggest;
}
/**
* Draw a selected part of the settings page.
*