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editortabswidget.cpp
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editortabswidget.cpp
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#include "editortabswidget.h"
#include <QDrag>
#include <QMimeData>
#include <QPainter>
#include <QSettings>
#include <QTabBar>
#include "MyTabBar.h"
#include "MyTabPopup.h"
#include "filesystemwatcher.h"
#include "mainwindow.h"
#include "ui_mainwindow.h"
QString dragFileName, tabStyleLight;
extern MainWindow* mw_one;
extern EditorTabsWidget* tabWidget;
extern QVector<QString> openFileList;
extern bool binPlistFile;
extern int red;
EditorTabsWidget::EditorTabsWidget(QWidget* parent) {
Q_UNUSED(parent);
MainWindow* mainWindow = qobject_cast<MainWindow*>(parent);
this->setMovable(true);
this->setTabsClosable(true);
setAttribute(Qt::WA_StyledBackground);
initTabBar();
this->setDocumentMode(false);
this->setTabBarAutoHide(false);
tabStyleLight =
"QTabWidget::pane {\
border: 1px solid gray;\
background: rgb(236,236,236);\
}\
QTabBar::close-button:hover {\
image: url(:/new/toolbar/res/c0.png);\
subcontrol-origin: padding;\
subcontrol-position: bottom right;\
}\
QTabBar::close-button {\
image: url(:/new/toolbar/res/c.png);\
subcontrol-origin: padding;\
subcontrol-position: bottom right;\
} \
QTabWidget::tab-bar{\
background: red; \
}\
QTabWidget::tab-bar:top {\
top: 1px;\
}\
\
QTabWidget::tab-bar:bottom {\
bottom: 1px;\
}\
\
QTabWidget::tab-bar:left {\
right: 1px;\
}\
\
QTabWidget::tab-bar:right {\
left: 1px;\
}\
\
QTabBar::tab {\
border: 1px solid gray;\
}\
\
QTabBar::tab:selected {\
background: rgb(236, 236, 236);\
}\
\
QTabBar::tab:!selected {\
background: lightgray; \
}\
\
QTabBar::tab:!selected:hover {\
background: silver;\
}\
\
QTabBar::tab:top:!selected {\
margin-top: 3px;\
}\
\
QTabBar::tab:bottom:!selected {\
margin-bottom: 3px;\
}\
\
QTabBar::tab:top, QTabBar::tab:bottom {\
min-width: 8ex;\
margin-right: -1px;\
padding: 8px 20px 8px 20px;\
}\
\
QTabBar::tab:top:selected {\
border-bottom-color: none;\
}\
\
QTabBar::tab:bottom:selected {\
border-top-color: none;\
}\
\
QTabBar::tab:top:last, QTabBar::tab:bottom:last,\
QTabBar::tab:top:only-one, QTabBar::tab:bottom:only-one {\
margin-right: 0;\
}\
\
QTabBar::tab:left:!selected {\
margin-right: 3px;\
}\
\
QTabBar::tab:right:!selected {\
margin-left: 3px;\
}\
\
QTabBar::tab:left, QTabBar::tab:right {\
min-height: 8ex;\
margin-bottom: -1px;\
padding: 10px 5px 10px 5px;\
}\
\
QTabBar::tab:left:selected {\
border-left-color: none;\
}\
\
QTabBar::tab:right:selected {\
border-right-color: none;\
}\
\
QTabBar::tab:left:last, QTabBar::tab:right:last,\
QTabBar::tab:left:only-one, QTabBar::tab:right:only-one {\
margin-bottom: 0;\
}";
mainWindow->ui->tabWidget->setHidden(true);
mainWindow->ui->wTools->layout()->setContentsMargins(1, 5, 1, 5);
this->setUsesScrollButtons(true);
mainWindow->ui->wTools->layout()->setSpacing(3);
this->setCornerWidget(mainWindow->ui->wTools);
}
EditorTabsWidget::~EditorTabsWidget() {}
EditorTab* EditorTabsWidget::createTab(DomModel* model, QString filePath) {
// create tab
EditorTab* editorTab = new EditorTab(model);
if (filePath.isEmpty()) {
int c = this->count() + 1;
filePath = QString(tr("NewFile %1")).arg(c);
} else {
editorTab->setPath(filePath);
filePath = editorTab->getFileName();
}
// add tab
QFileInfo fi(filePath);
if (!binPlistFile)
this->addTab(editorTab, fi.baseName());
else {
this->addTab(editorTab, "[BIN] " + fi.baseName());
}
// set as active
this->setCurrentWidget(editorTab);
editorTab->setWindowTitle(" " + filePath); //为拖拽显示窗口标题做准备
return editorTab;
}
EditorTab* EditorTabsWidget::getCurentTab() {
return static_cast<EditorTab*>(currentWidget());
}
EditorTab* EditorTabsWidget::getTab(int i) {
if (i == -1) i = currentIndex();
return static_cast<EditorTab*>(widget(i));
}
void EditorTabsWidget::closeTab(int i) {
EditorTab* tab = getTab(i);
this->removeTab(indexOf(tab));
// delete tab; //容易引起APP崩溃,让其自动回收即可
}
bool EditorTabsWidget::hasTabs() { return (this->count() > 0) ? true : false; }
void EditorTabsWidget::contextMenuEvent(QContextMenuEvent* event) {
if (hasTabs() && event->reason() == QContextMenuEvent::Mouse) {
int i = tabBar()->tabAt(event->pos());
if (i != -1) {
setCurrentIndex(i);
// createMenu();
QMenu contextMenu(this);
contextMenu.addAction(tr("Close tab"), this, SLOT(closeTab()));
contextMenu.addAction(tr("Close tabs to the right"), this,
SLOT(closeTabsToRight()));
contextMenu.addAction(tr("Close other tabs"), this,
SLOT(closeOtherTabs()));
contextMenu.addAction(tr("Close all tabs"), this, SLOT(closeAllTabs()));
contextMenu.popup(event->globalPos());
// contextMenu.exec();
}
}
}
void EditorTabsWidget::createMenu() {
QMenu contextMenu(this);
contextMenu.addAction(tr("Close tab"), this, SLOT(closeTab()));
contextMenu.addAction(tr("Close tabs to the right"), this,
SLOT(closeTabsToRight()));
contextMenu.addAction(tr("Close other tabs"), this, SLOT(closeOtherTabs()));
contextMenu.addAction(tr("Close all tabs"), this, SLOT(closeAllTabs()));
contextMenu.popup(QCursor::pos());
contextMenu.exec();
}
void EditorTabsWidget::closeTabsToRight() {
int e = currentIndex();
for (int i = count() - 1; i > e; --i) {
emit tabCloseRequested(i);
}
}
void EditorTabsWidget::closeOtherTabs() {
int e = currentIndex();
for (int i = count() - 1; i >= 0; --i) {
if (i != e) emit tabCloseRequested(i);
}
}
void EditorTabsWidget::closeAllTabs() {
for (int i = count() - 1; i >= 0; --i) {
emit tabCloseRequested(i);
}
}
void EditorTabsWidget::initTabBar() {
MyTabBar* bar = new MyTabBar(this);
// setTabBar是protected成员函数,要使用就得继承
setTabBar(bar);
//点击页签上的关闭按钮时,触发信号
// connect(bar, &QTabBar::tabCloseRequested, this,
// &MyTabWidget::removeNormalIndex);
//拖拽到外部-还未释放鼠标
connect(bar, &MyTabBar::beginDragOut, this, [this, bar](int index) {
if (!indexValid(index)) return;
QWidget* drag_tab = this->widget(index);
//固定tab或者只有一个tab页,不让拖出
if (!drag_tab || fixedPage.contains(drag_tab) || bar->count() == 1) return;
//把当前页作为快照拖拽
//尺寸加了标题栏和边框
QPixmap pixmap(drag_tab->size() + QSize(2, 31));
pixmap.fill(Qt::transparent);
QPainter painter(&pixmap);
if (painter.isActive()) {
QRect title_rect{0, 0, pixmap.width(), 30};
painter.fillRect(title_rect, Qt::white);
painter.drawText(title_rect, Qt::AlignLeft | Qt::AlignVCenter,
" " + drag_tab->windowTitle());
painter.drawRect(pixmap.rect().adjusted(0, 0, -1, -1));
}
painter.end();
drag_tab->render(&pixmap, QPoint(1, 30));
QMimeData* mime = new QMimeData;
QDrag* drag = new QDrag(bar);
drag->setMimeData(mime);
drag->setPixmap(pixmap);
drag->setHotSpot(QPoint(10, 0));
//鼠标弹起后drag就释放了,这时候去判断是否拖拽到了外部
connect(drag, &QDrag::destroyed, this, [=] {
QPoint bar_point = bar->mapFromGlobal(QCursor::pos());
//不在范围,拖出
if (!bar->contentsRect().contains(bar_point)) {
popPage(drag_tab);
}
});
drag->exec(Qt::MoveAction);
});
}
void EditorTabsWidget::popPage(QWidget* page) {
if (!QFileInfo(dragFileName).exists()) return;
takeNormalPage(page);
//这里套一个自定义标题栏的窗口给page
MyTabPopup* pop = new MyTabPopup(this);
pop->setAttribute(Qt::WA_DeleteOnClose);
pop->setContentWidget(page);
page->setWindowTitle(QFileInfo(dragFileName).baseName());
pop->setWindowTitle(page->windowTitle());
pop->resize(page->size());
//拖出来的位置有点偏移
pop->move(QCursor::pos() - QPoint(10, 10));
//判断独立窗口是否拖回tab
connect(pop, &MyTabPopup::dragRelease, this, [=](const QPoint& pos) {
const QPoint bar_pos = tabBar()->mapFromGlobal(pos);
//如果又拖回了tabbar范围内,就把widget取出来放回tab
if (tabBar()->contentsRect().contains(bar_pos)) {
QWidget* content = pop->getContentWidget();
this->appendNormalPage(content);
pop->disconnect();
//关闭的时候会在原来的位置闪一下?
pop->close();
// this->activateWindow();
}
});
// pop->show();
// page->show();
// pop->activateWindow();
// pop->setFocus();
QString qfile = QDir::homePath() + "/.config/PlistEDPlus/PlistEDPlus.ini";
QFile file(qfile);
QSettings Reg(qfile, QSettings::IniFormat);
Reg.setValue("restore", true);
Reg.setValue("count", 1);
Reg.setValue(QString::number(0) + "/" + "file", dragFileName);
FileSystemWatcher::removeWatchPath(dragFileName);
for (int i = 0; i < openFileList.count(); i++) {
if (dragFileName == openFileList.at(i)) {
openFileList.remove(i);
break;
}
}
mw_one->on_NewWindow();
}
void EditorTabsWidget::takeNormalPage(QWidget* page) {
if (!page) return;
removeTab(indexOf(page));
}
int EditorTabsWidget::appendNormalPage(QWidget* page) {
if (!page) return -1;
//设置为调用close时释放
page->setAttribute(Qt::WA_DeleteOnClose);
//最后是添加到stackedWidget去了
const int index = addTab(page, page->windowTitle());
//切换为当前新增页
setCurrentIndex(index);
return index;
}
bool EditorTabsWidget::indexValid(int index) const {
if (index < 0 || index >= this->count()) return false;
return true;
}