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Add timer to autocomplete in FileSelector

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This commit is contained in:
David Capello 2014-09-10 00:58:25 -03:00
parent 7af2882fb8
commit 03ac41e05d
1 changed files with 44 additions and 25 deletions
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69
src/app/ui/file_selector.cpp
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@ -104,7 +104,11 @@ static void on_exit_delete_navigation_history()
class CustomFileNameEntry : public Entry
{
public:
CustomFileNameEntry() : Entry(256, ""), m_fileList(NULL) {
CustomFileNameEntry() :
Entry(256, ""),
m_fileList(NULL),
m_timer(250, this) {
m_timer.Tick.connect(&CustomFileNameEntry::onTick, this);
}
void setAssociatedFileList(FileList* fileList) {
@ -113,39 +117,54 @@ public:
protected:
virtual bool onProcessMessage(Message* msg) override {
if (msg->type() == kKeyUpMessage &&
static_cast<KeyMessage*>(msg)->unicodeChar() >= 32) {
// String to be autocompleted
std::string left_part = getText();
if (left_part.empty())
return false;
switch (msg->type()) {
const FileItemList& children = m_fileList->getFileList();
case kKeyDownMessage:
m_timer.stop();
break;
for (IFileItem* child : children) {
std::string child_name = child->getDisplayName();
std::string::iterator it1, it2;
case kKeyUpMessage:
if (static_cast<KeyMessage*>(msg)->unicodeChar() >= 32)
m_timer.start();
break;
for (it1 = child_name.begin(), it2 = left_part.begin();
it1 != child_name.end() && it2 != left_part.end();
++it1, ++it2) {
if (std::tolower(*it1) != std::tolower(*it2))
break;
}
// Is the pattern (left_part) in the child_name's beginning?
if (it2 == left_part.end()) {
setText(left_part + child_name.substr(left_part.size()));
selectText(child_name.size(), left_part.size());
return true;
}
}
}
return Entry::onProcessMessage(msg);
}
void onTick() {
m_timer.stop();
// String to be autocompleted
std::string left_part = getText();
if (left_part.empty())
return;
const FileItemList& children = m_fileList->getFileList();
for (IFileItem* child : children) {
std::string child_name = child->getDisplayName();
std::string::iterator it1, it2;
for (it1 = child_name.begin(), it2 = left_part.begin();
it1 != child_name.end() && it2 != left_part.end();
++it1, ++it2) {
if (std::tolower(*it1) != std::tolower(*it2))
break;
}
// Is the pattern (left_part) in the child_name's beginning?
if (it2 == left_part.end()) {
setText(left_part + child_name.substr(left_part.size()));
selectText(child_name.size(), left_part.size());
return;
}
}
}
private:
FileList* m_fileList;
Timer m_timer;
};
// Class to create CustomFileNameEntries.