#include "myword.h"
#include <QtWidgets>
#include "mychild.h"
const QString rsrcPath = ":/images";
MyWord::MyWord(QWidget *parent)
: QMainWindow(parent)
{
mdiArea = new QMdiArea;
mdiArea->setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);
mdiArea->setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
setCentralWidget(mdiArea);
connect(mdiArea, SIGNAL(subWindowActivated(QMdiSubWindow*)),this, SLOT(updateMenus()));
windowMapper = new QSignalMapper(this);
connect(windowMapper, SIGNAL(mapped(QWidget*)),this, SLOT(setActiveSubWindow(QWidget*)));
createActions();
createMenus();
createToolBars();
createStatusBar();
updateMenus();
move(200,150);
resize(800,500);
setWindowTitle(tr("Myself Word"));
setUnifiedTitleAndToolBarOnMac(true);
}
MyWord::~MyWord()
{
}
void MyWord::closeEvent(QCloseEvent *event)
{
mdiArea->closeAllSubWindows();
if (mdiArea->currentSubWindow()) {
event->ignore();
} else {
event->accept();
}
}
void MyWord::updateMenus()
{
//至少有一个子文档打开着的情况
bool hasMyChild = (activeMyChild()!=0);
saveAct->setEnabled(hasMyChild);
saveAsAct->setEnabled(hasMyChild);
printAct->setEnabled(hasMyChild);
printPreviewAct->setEnabled(hasMyChild);
pasteAct->setEnabled(hasMyChild);
closeAct->setEnabled(hasMyChild);
closeAllAct->setEnabled(hasMyChild);
tileAct->setEnabled(hasMyChild);
cascadeAct->setEnabled(hasMyChild);
nextAct->setEnabled(hasMyChild);
previousAct->setEnabled(hasMyChild);
separatorAct->setVisible(hasMyChild);
//文档打开着并且其中有内容被选中的情况
bool hasSelection = (activeMyChild() && activeMyChild()->textCursor().hasSelection());
cutAct->setEnabled(hasSelection);
copyAct->setEnabled(hasSelection);
boldAct->setEnabled(hasSelection);
italicAct->setEnabled(hasSelection);
underlineAct->setEnabled(hasSelection);
leftAlignAct->setEnabled(hasSelection);
centerAct->setEnabled(hasSelection);
rightAlignAct->setEnabled(hasSelection);
justifyAct->setEnabled(hasSelection);
colorAct->setEnabled(hasSelection);
}
void MyWord::updateWindowMenu()
{
windowMenu->clear();
windowMenu->addAction(closeAct);
windowMenu->addAction(closeAllAct);
windowMenu->addSeparator();
windowMenu->addAction(tileAct);
windowMenu->addAction(cascadeAct);
windowMenu->addSeparator();
windowMenu->addAction(nextAct);
windowMenu->addAction(previousAct);
windowMenu->addAction(separatorAct);
QList<QMdiSubWindow *> windows = mdiArea->subWindowList();
separatorAct->setVisible(!windows.isEmpty());
//显示当前打开着的文档子窗口项
for (int i = 0; i < windows.size(); ++i) {
MyChild *child = qobject_cast<MyChild *>(windows.at(i)->widget());
QString text;
if (i < 9) {
text = tr("&%1 %2").arg(i + 1).arg(child->userFriendlyCurrentFile());
} else {
text = tr("%1 %2").arg(i + 1).arg(child->userFriendlyCurrentFile());
}
QAction *action = windowMenu->addAction(text);
action->setCheckable(true);
action ->setChecked(child == activeMyChild());
connect(action, SIGNAL(triggered()), windowMapper, SLOT(map()));
windowMapper->setMapping(action, windows.at(i));
}
enabledText(); //使得字体设置菜单可用
}
MyChild *MyWord::createMyChild()
{
MyChild *child = new MyChild;
mdiArea->addSubWindow(child);
connect(child, SIGNAL(copyAvailable(bool)),cutAct, SLOT(setEnabled(bool)));
connect(child, SIGNAL(copyAvailable(bool)),copyAct, SLOT(setEnabled(bool)));
return child;
}
void MyWord::createActions()
{
/*【文件】菜单动作集*/
newAct = new QAction(QIcon(rsrcPath + "/filenew.png"), tr("新建(&N)"), this);
newAct->setShortcuts(QKeySequence::New);
newAct->setToolTip("新建"); //设置工具栏按钮的提示文本
newAct->setStatusTip(tr("创建一个新文档")); //设置状态栏提示文本
connect(newAct, SIGNAL(triggered()), this, SLOT(fileNew()));
openAct = new QAction(QIcon(rsrcPath + "/fileopen.png"), tr("打开(&O)..."), this);
openAct->setShortcuts(QKeySequence::Open);
openAct->setToolTip("打开");
openAct->setStatusTip(tr("打开已存在的文档"));
connect(openAct, SIGNAL(triggered()), this, SLOT(fileOpen()));
saveAct = new QAction(QIcon(rsrcPath + "/filesave.png"), tr("保存(&S)"), this);
saveAct->setShortcuts(QKeySequence::Save);
saveAct->setToolTip("保存");
saveAct->setStatusTip(tr("将当前文档存盘"));
connect(saveAct, SIGNAL(triggered()), this, SLOT(fileSave()));
saveAsAct = new QAction(tr("另存为(&A)..."), this);
saveAsAct->setShortcuts(QKeySequence::SaveAs);
saveAsAct->setStatusTip(tr("以一个新名字保存文档"));
connect(saveAsAct, SIGNAL(triggered()), this, SLOT(fileSaveAs()));
printAct = new QAction(QIcon(rsrcPath + "/fileprint.png"), tr("打印(&P)..."), this);
printAct->setShortcuts(QKeySequence::Print);
printAct->setToolTip("打印");
printAct->setStatusTip(tr("打印文档"));
connect(printAct, SIGNAL(triggered()), this, SLOT(filePrint()));
printPreviewAct = new QAction(tr("打印预览..."), this);
printPreviewAct->setStatusTip(tr("预览打印效果"));
connect(printPreviewAct, SIGNAL(triggered()), this, SLOT(filePrintPreview()));
exitAct = new QAction(tr("退出(&X)"), this);
exitAct->setShortcuts(QKeySequence::Quit);
exitAct->setStatusTip(tr("退出应用程序"));
connect(exitAct, SIGNAL(triggered()), qApp, SLOT(closeAllWindows())); //不用自己实现
/*【编辑】菜单动作集*/
undoAct = new QAction(QIcon(rsrcPath + "/editundo.png"),tr("撤销(&U)"), this);
undoAct->setShortcut(QKeySequence::Undo);
undoAct->setToolTip("撤销");
undoAct->setStatusTip(tr("撤销当前操作"));
connect(undoAct, SIGNAL(triggered()), this, SLOT(undo())); //不用子窗口类去实现
redoAct = new QAction(QIcon(rsrcPath + "/editredo.png"),tr("重做(&R)"), this);
redoAct->setShortcut(QKeySequence::Redo);
redoAct->setToolTip("重做");
redoAct->setStatusTip(tr("恢复之前操作"));
connect(redoAct, SIGNAL(triggered()), this, SLOT(redo())); //不用子窗口类去实现
cutAct = new QAction(QIcon(rsrcPath + "/editcut.png"),tr("剪切(&T)"), this);
cutAct->setShortcuts(QKeySequence::Cut);
cutAct->setToolTip("剪切");
cutAct->setStatusTip(tr("从文档中裁剪所选内容，并将其放入剪贴板"));
connect(cutAct, SIGNAL(triggered()), this, SLOT(cut())); //不用子窗口类去实现
copyAct = new QAction(QIcon(rsrcPath + "/editcopy.png"),tr("复制(&C)"), this);
copyAct->setShortcuts(QKeySequence::Copy);
copyAct->setToolTip("复制");
copyAct->setStatusTip(tr("拷贝所选内容，并将其放入剪贴板"));
connect(copyAct, SIGNAL(triggered()), this, SLOT(copy())); //不用子窗口类去实现
pasteAct = new QAction(QIcon(rsrcPath + "/editpaste.png"),tr("粘贴(&P)"), this);
pasteAct->setShortcuts(QKeySequence::Paste);
pasteAct->setToolTip("粘贴");
pasteAct->setStatusTip(tr("将剪贴板的内容粘贴到文档"));
connect(pasteAct, SIGNAL(triggered()), this, SLOT(paste())); //不用子窗口类去实现
/*【格式】菜单动作集*/
boldAct = new QAction(QIcon(rsrcPath + "/textbold.png"),tr("加粗(&B)"), this);
boldAct->setCheckable(true);
boldAct->setShortcut(Qt::CTRL + Qt::Key_B);
boldAct->setToolTip("加粗");
boldAct->setStatusTip(tr("将所选文字加粗"));
QFont
QT5开发及实例配套源代码.zip （393个子文件） 
myword.cpp 24KB imgprocessor.cpp 18KB widget.cpp 13KB mainwidget.cpp 13KB widget.cpp 9KB mainwindow.cpp 9KB mainwindow.cpp 7KB editdialog.cpp 6KB drawer.cpp 6KB histogramview.cpp 6KB mychild.cpp 5KB palette.cpp 5KB widget.cpp 5KB eventfilter.cpp 4KB dialog.cpp 4KB connectdlg.cpp 4KB fileinfo.cpp 4KB mapwidget.cpp 4KB server.cpp 4KB drawer.cpp 4KB mainwidget.cpp 4KB geometry.cpp 4KB main.cpp 4KB msgboxdlg.cpp 4KB tcpclient.cpp 4KB inputdlg.cpp 3KB timeclient.cpp 3KB dialog.cpp 3KB client.cpp 3KB mainwindow.cpp 3KB pieview.cpp 3KB keyevent.cpp 3KB extensiondlg.cpp 3KB mainwindow.cpp 3KB baseinfo.cpp 2KB paintarea.cpp 2KB progressdlg.cpp 2KB networkinformation.cpp 2KB main.cpp 2KB fileview.cpp 2KB mainwindow.cpp 2KB modelex.cpp 2KB dockwindows.cpp 2KB drawwidget.cpp 2KB main.cpp 1KB butterfly.cpp 1KB mouseevent.cpp 1KB langswitch.cpp 1KB udpserver.cpp 1KB digiclock.cpp 1KB contact.cpp 1KB combodelegate.cpp 1KB detail.cpp 1KB udpclient.cpp 1KB datedelegate.cpp 1KB dialog.cpp 1KB server.cpp 1KB main.cpp 1KB threaddlg.cpp 1KB logindialog.cpp 1KB main.cpp 1KB main.cpp 1KB mainwindow.cpp 1KB tcpserver.cpp 1KB spindelegate.cpp 1KB tst_testqstring.cpp 1KB main.cpp 1KB svgwindow.cpp 1KB shapewidget.cpp 1007B dialog.cpp 994B stackdlg.cpp 988B main.cpp 985B tst_testarea.cpp 913B widget.cpp 912B watcher.cpp 823B dialog.cpp 816B content.cpp 807B flashitem.cpp 739B timethread.cpp 711B mainwindow.cpp 682B main.cpp 665B svgwidget.cpp 616B main.cpp 602B tcpclientsocket.cpp 580B dialog.cpp 569B main.cpp 536B main.cpp 534B main.cpp 525B tst_testqstring2.cpp 491B mywidget.cpp 488B main.cpp 488B timeserver.cpp 479B main.cpp 476B tst_testarea.cpp 428B main.cpp 424B main.cpp 404B main.cpp 384B pixitem.cpp 383B main.cpp 382B mainwindow.cpp 373B共 393 条
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