git-svn-id: svn://db.shs.com.ru/libs@356 a8b55f48-bf90-11e4-a774-851b48703e85

qad/application/emainwindow.cpp

@@ -19,11 +19,16 @@
 #include "emainwindow.h"
 #include <QFileDialog>
 #include <QMessageBox>
+#include <QMenu>
 #include <QLabel>
 
 
 EMainWindow::EMainWindow(QWidget * parent): QMainWindow(parent), action_show_all_tools(this), action_hide_all_tools(this),
 action_show_all_docks(this), action_hide_all_docks(this), first_show(true) {
+	tid = 0;
+	menu_recent = 0;
+	action_clear_recent = new QAction(QIcon(":/icons/edit-clear.png"), tr("Clear recent list"), this);
+	connect(action_clear_recent, SIGNAL(triggered()), this, SLOT(clearRecent()));
 	qRegisterMetaType<Qt::DockWidgetArea>("Qt::DockWidgetArea");
 	action_show_all_tools.setText(trUtf8("Show all"));
 	action_show_all_docks.setText(trUtf8("Show all"));
@@ -33,6 +38,7 @@ action_show_all_docks(this), action_hide_all_docks(this), first_show(true) {
 	action_show_all_docks.setIcon(QIcon(":/icons/layer-visible-on.png"));
 	action_hide_all_tools.setIcon(QIcon(":/icons/layer-visible-off.png"));
 	action_hide_all_docks.setIcon(QIcon(":/icons/layer-visible-off.png"));
+	max_recent = 8;
 	setChanged(false);
 	initMenus();
 	initSession();
@@ -41,10 +47,33 @@ action_show_all_docks(this), action_hide_all_docks(this), first_show(true) {
 
 
 EMainWindow::~EMainWindow() {
+	if (tid > 0) killTimer(tid);
+	tid = 0;
 	saveSession();
 }
 
 
+void EMainWindow::setRecentFiles(const QStringList & rl) {
+	clearRecent();
+	for (int i = rl.size() - 1; i >= 0; --i)
+		addToRecent(rl[i]);
+}
+
+
+QStringList EMainWindow::recentFiles() const {
+	QStringList ret;
+	foreach (QAction * a, actions_recent)
+		ret << a->data().toString();
+	return ret;
+}
+
+
+void EMainWindow::setRecentMenu(QMenu * m) {
+	menu_recent = m;
+	prepareRecent();
+}
+
+
 void EMainWindow::showEvent(QShowEvent * e) {
 	QWidget::showEvent(e);
 	initMenus();
@@ -169,6 +198,42 @@ QMenu * EMainWindow::createPopupMenu() {
 }
 
 
+void EMainWindow::addToRecent(const QString & path) {
+	if (path.isEmpty()) return;
+	QFileInfo fi(path);
+	QString fp = fi.absoluteFilePath();
+	bool insert = true;
+	for (int i = 0; i < actions_recent.size(); ++i)
+		if (actions_recent[i]->data().toString() == fp) {
+			actions_recent.push_front(actions_recent.takeAt(i));
+			insert = false;
+			prepareRecent();
+			break;
+		}
+	if (!insert) return;
+	QAction * a = new QAction(this);
+	a->setData(fp);
+	connect(a, SIGNAL(triggered()), this, SLOT(recentTriggered()));
+	actions_recent.push_front(a);
+	while (actions_recent.size() > max_recent)
+		delete actions_recent.takeLast();
+	prepareRecent();
+}
+
+
+void EMainWindow::prepareRecent() {
+	for (int i = 0; i < actions_recent.size(); ++i) {
+		QAction * a = actions_recent[i];
+		a->setText(QString("&%1 - %2").arg(i + 1).arg(a->data().toString()));
+	}
+	if (!menu_recent) return;
+	menu_recent->clear();
+	menu_recent->addActions(actions_recent);
+	menu_recent->addSeparator();
+	menu_recent->addAction(action_clear_recent);
+}
+
+
 void EMainWindow::initMenus() {
 	action_show_all_tools.disconnect();
 	action_hide_all_tools.disconnect();
@@ -298,6 +363,24 @@ void EMainWindow::closeDock(int index) {
 }
 
 
+void EMainWindow::recentTriggered() {
+	QAction * a = qobject_cast<QAction * >(sender());
+	if (!a) return;
+	QString path = a->data().toString();
+	if (path.isEmpty()) return;
+	if (!checkSave()) return;
+	if (load(path))
+		addToRecent(path);
+}
+
+
+void EMainWindow::setMaxRecentItems(int mr) {
+	max_recent = qMax(0, mr);
+	for (int i = actions_recent.size() - 1; i >= mr; --i)
+		delete actions_recent.takeLast();
+}
+
+
 void EMainWindow::newFile() {
 	if (!checkSave()) return;
 	reset(true);
@@ -309,7 +392,8 @@ void EMainWindow::openFile() {
 	if (!checkSave()) return;
 	QString ret = QFileDialog::getOpenFileName(this, trUtf8("Select file to open"), file_name, loadFilter());
 	if (ret.isEmpty()) return;
-	load(ret);
+	if (load(ret))
+		addToRecent(ret);
 }
 
 
@@ -321,7 +405,8 @@ bool EMainWindow::saveFile(bool ask) {
 		return true;
 	}
 	if (file_name.isEmpty()) return saveAsFile();
-	save(file_name);
+	if (save(file_name))
+		addToRecent(file_name);
 	return true;
 }
 
@@ -329,6 +414,14 @@ bool EMainWindow::saveFile(bool ask) {
 bool EMainWindow::saveAsFile() {
 	QString ret = QFileDialog::getSaveFileName(this, trUtf8("Select file to save"), file_name, saveFilter());
 	if (ret.isEmpty()) return false;
-	save(ret);
+	if (save(ret))
+		addToRecent(ret);
 	return true;
 }
+
+
+void EMainWindow::clearRecent() {
+	qDeleteAll(actions_recent);
+	actions_recent.clear();
+	prepareRecent();
+}