bool DocTabView::activateBuffer(BufferID buffer) {
int indexToActivate = getIndexByBuffer(buffer);
if (indexToActivate == -1)
return false; //cannot activate
activateAt(indexToActivate);
return true;
}
void DocTabView::bufferUpdated(Buffer * buffer, int mask) {
int index = getIndexByBuffer(buffer->getID());
if (index == -1)
return;
TCITEM tie;
tie.lParam = -1;
tie.mask = 0;
if (mask & BufferChangeReadonly || mask & BufferChangeDirty) {
tie.mask |= TCIF_IMAGE;
tie.iImage = buffer->isDirty()?UNSAVED_IMG_INDEX:SAVED_IMG_INDEX;
if (buffer->isReadOnly()) {
tie.iImage = REDONLY_IMG_INDEX;
}
}
if (mask & BufferChangeFilename) {
tie.mask |= TCIF_TEXT;
tie.pszText = (TCHAR *)buffer->getFileName();
}
::SendMessage(_hSelf, TCM_SETITEM, index, reinterpret_cast<LPARAM>(&tie));
::SendMessage(_hParent, WM_SIZE, 0, 0);
}
void DocTabView::bufferUpdated(Buffer * buffer, int mask)
{
int index = getIndexByBuffer(buffer->getID());
if (index == -1)
return;
TCITEM tie;
tie.lParam = -1;
tie.mask = 0;
if (mask & BufferChangeReadonly || mask & BufferChangeDirty)
{
tie.mask |= TCIF_IMAGE;
tie.iImage = buffer->isDirty()?UNSAVED_IMG_INDEX:SAVED_IMG_INDEX;
if (buffer->isReadOnly())
{
tie.iImage = REDONLY_IMG_INDEX;
}
}
//We must make space for the added ampersand characters.
TCHAR encodedLabel[2 * MAX_PATH];
if (mask & BufferChangeFilename)
{
tie.mask |= TCIF_TEXT;
tie.pszText = (TCHAR *)encodedLabel;
{
const TCHAR* in = buffer->getFileName();
TCHAR* out = encodedLabel;
//This code will read in one character at a time and duplicate every first ampersand(&).
//ex. If input is "test & test && test &&&" then output will be "test && test &&& test &&&&".
//Tab's caption must be encoded like this because otherwise tab control would make tab too small or too big for the text.
while (*in != 0)
if (*in == '&')
{
*out++ = '&';
*out++ = '&';
while (*(++in) == '&')
*out++ = '&';
}
else
*out++ = *in++;
*out = '\0';
}
}
::SendMessage(_hSelf, TCM_SETITEM, index, reinterpret_cast<LPARAM>(&tie));
// send WM_SIZE only when change tab
// It is needed while a tab is closed (so tab changed) in multi-line tab mode
if (mask & BufferChangeRecentTag)
::SendMessage(_hParent, WM_SIZE, 0, 0);
}
void DocTabView::closeBuffer(BufferID buffer) {
int indexToClose = getIndexByBuffer(buffer);
deletItemAt((size_t)indexToClose);
::SendMessage(_hParent, WM_SIZE, 0, 0);
}
