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// Copyright 2005-2017 The Mumble Developers. All rights reserved.
// Use of this source code is governed by a BSD-style license
// that can be found in the LICENSE file at the root of the
// Mumble source tree or at <https://www.mumble.info/LICENSE>.
#include "mumble_pch.hpp"
#include "CustomElements.h"
#include "ClientUser.h"
#include "Global.h"
#include "MainWindow.h"
#include "Log.h"
LogTextBrowser::LogTextBrowser(QWidget *p) : QTextBrowser(p) {}
void LogTextBrowser::resizeEvent(QResizeEvent *e) {
scrollLogToBottom();
QTextBrowser::resizeEvent(e);
}
bool LogTextBrowser::event(QEvent *e) {
if (e->type() == LogDocumentResourceAddedEvent::Type) {
scrollLogToBottom();
}
return QTextBrowser::event(e);
}
int LogTextBrowser::getLogScroll() {
return verticalScrollBar()->value();
}
int LogTextBrowser::getLogScrollMaximum() {
return verticalScrollBar()->maximum();
}
void LogTextBrowser::setLogScroll(int scroll_pos) {
verticalScrollBar()->setValue(scroll_pos);
}
void LogTextBrowser::scrollLogToBottom() {
verticalScrollBar()->setValue(verticalScrollBar()->maximum());
}
void ChatbarTextEdit::focusInEvent(QFocusEvent *qfe) {
inFocus(true);
QTextEdit::focusInEvent(qfe);
}
void ChatbarTextEdit::focusOutEvent(QFocusEvent *qfe) {
inFocus(false);
QTextEdit::focusOutEvent(qfe);
}
void ChatbarTextEdit::inFocus(bool focus) {
if (focus) {
if (bDefaultVisible) {
QFont f = font();
f.setItalic(false);
setFont(f);
setPlainText(QString());
bDefaultVisible = false;
}
} else {
if (toPlainText().trimmed().isEmpty() || bDefaultVisible) {
QFont f = font();
f.setItalic(true);
setFont(f);
setHtml(qsDefaultText);
bDefaultVisible = true;
} else {
bDefaultVisible = false;
}
}
}
void ChatbarTextEdit::contextMenuEvent(QContextMenuEvent *qcme) {
QMenu *menu = createStandardContextMenu();
QAction *action = new QAction(tr("Paste and &Send") + QLatin1Char('\t'), menu);
action->setEnabled(!QApplication::clipboard()->text().isEmpty());
connect(action, SIGNAL(triggered()), this, SLOT(pasteAndSend_triggered()));
if (menu->actions().count() > 6)
menu->insertAction(menu->actions()[6], action);
else
menu->addAction(action);
menu->exec(qcme->globalPos());
delete menu;
}
void ChatbarTextEdit::dropEvent(QDropEvent *evt) {
inFocus(true);
QTextEdit::dropEvent(evt);
}
ChatbarTextEdit::ChatbarTextEdit(QWidget *p) : QTextEdit(p), iHistoryIndex(-1) {
setWordWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere);
setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
setMinimumHeight(0);
connect(this, SIGNAL(textChanged()), SLOT(doResize()));
bDefaultVisible = true;
setDefaultText(tr("<center>Type chat message here</center>"));
}
QSize ChatbarTextEdit::minimumSizeHint() const {
return QSize(0, fontMetrics().height());
}
QSize ChatbarTextEdit::sizeHint() const {
QSize sh = QTextEdit::sizeHint();
sh.setHeight(static_cast<qint32>(document()->documentLayout()->documentSize().height()));
const_cast<ChatbarTextEdit *>(this)->setMaximumHeight(sh.height());
return sh;
}
void ChatbarTextEdit::resizeEvent(QResizeEvent *e) {
QTextEdit::resizeEvent(e);
QTimer::singleShot(0, this, SLOT(doScrollbar()));
}
void ChatbarTextEdit::doResize() {
updateGeometry();
QTimer::singleShot(0, this, SLOT(doScrollbar()));
}
void ChatbarTextEdit::doScrollbar() {
setVerticalScrollBarPolicy(sizeHint().height() > height() ? Qt::ScrollBarAlwaysOn : Qt::ScrollBarAlwaysOff);
ensureCursorVisible();
}
void ChatbarTextEdit::setDefaultText(const QString &new_default, bool force) {
qsDefaultText = new_default;
if (bDefaultVisible || force) {
QFont f = font();
f.setItalic(true);
setFont(f);
setHtml(qsDefaultText);
bDefaultVisible = true;
}
}
bool ChatbarTextEdit::event(QEvent *evt) {
if (evt->type() == QEvent::ShortcutOverride) {
return false;
}
if (evt->type() == QEvent::KeyPress) {
QKeyEvent *kev = static_cast<QKeyEvent*>(evt);
if ((kev->key() == Qt::Key_Enter || kev->key() == Qt::Key_Return) && !(kev->modifiers() & Qt::ShiftModifier)) {
const QString msg = toPlainText();
if (!msg.isEmpty()) {
addToHistory(msg);
emit entered(msg);
}
return true;
}
if (kev->key() == Qt::Key_Tab) {
emit tabPressed();
return true;
} else if (kev->key() == Qt::Key_Backtab) {
emit backtabPressed();
return true;
} else if (kev->key() == Qt::Key_Space && kev->modifiers() == Qt::ControlModifier) {
emit ctrlSpacePressed();
return true;
} else if (kev->key() == Qt::Key_Up && kev->modifiers() == Qt::ControlModifier) {
historyUp();
return true;
} else if (kev->key() == Qt::Key_Down && kev->modifiers() == Qt::ControlModifier) {
historyDown();
return true;
}
}
return QTextEdit::event(evt);
}
/**
* The bar will try to complete the username, if the nickname
* is already complete it will try to find a longer match. If
* there is none it will cycle the nicknames alphabetically.
* Nothing is done on mismatch.
*/
unsigned int ChatbarTextEdit::completeAtCursor() {
// Get an alphabetically sorted list of usernames
unsigned int id = 0;
QList<QString> qlsUsernames;
if (ClientUser::c_qmUsers.empty()) return id;
foreach(ClientUser *usr, ClientUser::c_qmUsers) {
qlsUsernames.append(usr->qsName);
}
qSort(qlsUsernames);
QString target = QString();
QTextCursor tc = textCursor();
if (toPlainText().isEmpty() || tc.position() == 0) {
target = qlsUsernames.first();
tc.insertText(target);
} else {
bool bBaseIsName = false;
int iend = tc.position();
int istart = toPlainText().lastIndexOf(QLatin1Char(' '), iend - 1) + 1;
QString base = toPlainText().mid(istart, iend - istart);
tc.setPosition(istart);
tc.setPosition(iend, QTextCursor::KeepAnchor);
if (qlsUsernames.last() == base) {
bBaseIsName = true;
target = qlsUsernames.first();
} else {
if (qlsUsernames.contains(base)) {
// Prevent to complete to what's already there
while (qlsUsernames.takeFirst() != base) {}
bBaseIsName = true;
}
foreach(QString name, qlsUsernames) {
if (name.startsWith(base, Qt::CaseInsensitive)) {
target = name;
break;
}
}
}
if (bBaseIsName && target.isEmpty() && !qlsUsernames.empty()) {
// If autocomplete failed and base was a name get the next one
target = qlsUsernames.first();
}
if (!target.isEmpty()) {
tc.insertText(target);
}
}
if (!target.isEmpty()) {
setTextCursor(tc);
foreach(ClientUser *usr, ClientUser::c_qmUsers) {
if (usr->qsName == target) {
id = usr->uiSession;
break;
}
}
}
return id;
}
void ChatbarTextEdit::addToHistory(const QString &str) {
iHistoryIndex = -1;
qslHistory.push_front(str);
if (qslHistory.length() > MAX_HISTORY) {
qslHistory.pop_back();
}
}
void ChatbarTextEdit::historyUp() {
if (qslHistory.length() == 0)
return;
if (iHistoryIndex == -1) {
qsHistoryTemp = toPlainText();
}
if (iHistoryIndex < qslHistory.length() - 1) {
setPlainText(qslHistory[++iHistoryIndex]);
moveCursor(QTextCursor::End);
}
}
void ChatbarTextEdit::historyDown() {
if (iHistoryIndex < 0) {
return;
} else if (iHistoryIndex == 0) {
setPlainText(qsHistoryTemp);
iHistoryIndex--;
} else {
setPlainText(qslHistory[--iHistoryIndex]);
}
moveCursor(QTextCursor::End);
}
void ChatbarTextEdit::pasteAndSend_triggered() {
paste();
addToHistory(toPlainText());
emit entered(toPlainText());
}
DockTitleBar::DockTitleBar() : QLabel(tr("Drag here")) {
setAlignment(Qt::AlignCenter);
setEnabled(false);
qtTick = new QTimer(this);
qtTick->setSingleShot(true);
connect(qtTick, SIGNAL(timeout()), this, SLOT(tick()));
size = newsize = 0;
}
QSize DockTitleBar::sizeHint() const {
return minimumSizeHint();
}
QSize DockTitleBar::minimumSizeHint() const {
return QSize(size,size);
}
bool DockTitleBar::eventFilter(QObject *, QEvent *evt) {
QDockWidget *qdw = qobject_cast<QDockWidget*>(parentWidget());
if (! this->isEnabled())
return false;
switch (evt->type()) {
case QEvent::Leave:
case QEvent::Enter:
case QEvent::MouseMove:
case QEvent::MouseButtonRelease: {
newsize = 0;
QPoint p = qdw->mapFromGlobal(QCursor::pos());
if ((p.x() >= iroundf(static_cast<float>(qdw->width()) * 0.1f + 0.5f)) && (p.x() < iroundf(static_cast<float>(qdw->width()) * 0.9f + 0.5f)) && (p.y() >= 0) && (p.y() < 15))
newsize = 15;
if (newsize > 0 && !qtTick->isActive())
qtTick->start(500);
else if ((newsize == size) && qtTick->isActive())
qtTick->stop();
else if (newsize == 0)
tick();
}
default:
break;
}
return false;
}
void DockTitleBar::tick() {
QDockWidget *qdw = qobject_cast<QDockWidget*>(parentWidget());
if (newsize == size)
return;
size = newsize;
qdw->setTitleBarWidget(this);
}
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