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// Scintilla source code edit control
// AutoComplete.cxx - defines the auto completion list box
// Copyright 1998-2000 by Neil Hodgson <neilh@scintilla.org>
// The License.txt file describes the conditions under which this software may be distributed.
#include <stdlib.h>
#include <string.h>
#include "Platform.h"
#include "AutoComplete.h"
AutoComplete::AutoComplete() {
lb = 0;
active = false;
posStart = 0;
strcpy(stopChars, "");
}
AutoComplete::~AutoComplete() {
lb.Destroy();
}
bool AutoComplete::Active() {
return active;
}
void AutoComplete::Start(Window &parent, int ctrlID, int position, int startLen_) {
if (!lb.Created()) {
lb.Create(parent, ctrlID);
}
lb.Clear();
active = true;
startLen = startLen_;
posStart = position;
}
void AutoComplete::SetStopChars(const char *stopChars_) {
strncpy(stopChars, stopChars_, sizeof(stopChars));
stopChars[sizeof(stopChars) - 1] = '\0';
}
bool AutoComplete::IsStopChar(char ch) {
return ch && strchr(stopChars, ch);
}
int AutoComplete::SetList(const char *list) {
int maxStrLen = 12;
lb.Clear();
char *words = new char[strlen(list) + 1];
if (words) {
strcpy(words, list);
char *startword = words;
int i = 0;
for (; words && words[i]; i++) {
if (words[i] == ' ') {
words[i] = '\0';
lb.Append(startword);
maxStrLen = Platform::Maximum(maxStrLen, strlen(startword));
startword = words + i + 1;
}
}
if (startword) {
lb.Append(startword);
maxStrLen = Platform::Maximum(maxStrLen, strlen(startword));
}
delete []words;
}
lb.Sort();
return maxStrLen;
}
void AutoComplete::Show() {
lb.Show();
lb.Select(0);
}
void AutoComplete::Cancel() {
if (lb.Created()) {
lb.Destroy();
lb = 0;
active = false;
}
}
void AutoComplete::Move(int delta) {
int count = lb.Length();
int current = lb.GetSelection();
current += delta;
if (current >= count)
current = count - 1;
if (current < 0)
current = 0;
lb.Select(current);
}
void AutoComplete::Select(const char *word) {
int pos = lb.Find(word);
//Platform::DebugPrintf("Autocompleting at <%s> %d\n", wordCurrent, pos);
if (pos != -1)
lb.Select(pos);
}
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