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KEYMAPPER: Add failsafe code for popping into Keymapper itself

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Thanks LordHoto
This commit is contained in:
Tarek Soliman 2012-01-07 22:07:16 -06:00
parent d143872be6
commit 37d77253cf
3 changed files with 18 additions and 13 deletions
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16
backends/keymapper/keymapper.cpp
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@ -163,9 +163,19 @@ void Keymapper::pushKeymap(Keymap *newMap, bool transparent, bool global) {
_activeMaps.push(mr);
}
void Keymapper::popKeymap() {
if (!_activeMaps.empty())
_activeMaps.pop();
void Keymapper::popKeymap(const char *name) {
if (!_activeMaps.empty()) {
if (name) {
String topKeymapName = _activeMaps.top().keymap->getName();
if (topKeymapName.equals(name))
_activeMaps.pop();
else
warning("An attempt to pop wrong keymap was blocked (expected %s but was %s)", name, topKeymapName.c_str());
} else {
_activeMaps.pop();
}
}
}
bool Keymapper::notifyEvent(const Common::Event &ev) {

5
backends/keymapper/keymapper.h
View file

@ -131,8 +131,11 @@ public:
/**
* Pop the top keymap off the active stack.
* @param name (optional) name of keymap expected to be popped
* if provided, will not pop unless name is the same
* as the top keymap
*/
void popKeymap();
void popKeymap(const char *name = 0);
// Implementation of the EventMapper interface
bool notifyEvent(const Common::Event &ev);