Desktop: On dive edit from the dive list or map, switch to new state

If "Edit dive" is selected from the dive list or the map view, switch
to a new mode, which shows the dive infos and the profile.

After the edit, switch back to the previous state.

Fixes #1213

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>

3 files changed, 65 insertions, 19 deletions

diff --git a/desktop-widgets/mainwindow.cpp b/desktop-widgets/mainwindow.cpp
index 910c7a290..4069d8405 100644
--- a/desktop-widgets/mainwindow.cpp
+++ b/desktop-widgets/mainwindow.cpp
@@ -1228,6 +1228,61 @@ void MainWindow::on_actionViewAll_triggered()
 	ui.bottomSplitter->setCollapsible(1,false);
 }
 
+void MainWindow::enterEditState()
+{
+	stateBeforeEdit = state;
+	if (state == VIEWALL || state == INFO_MAXIMIZED)
+		return;
+	toggleCollapsible(true);
+	beginChangeState(EDIT);
+	ui.topSplitter->setSizes({ EXPANDED, EXPANDED });
+	ui.mainSplitter->setSizes({ EXPANDED, COLLAPSED });
+	int appW = qApp->desktop()->size().width();
+	QList<int> infoProfileSizes { (int)lrint(appW * 0.3), (int)lrint(appW * 0.7) };
+
+	QSettings settings;
+	settings.beginGroup("MainWindow");
+	if (settings.value("mainSplitter").isValid()) {
+		ui.topSplitter->restoreState(settings.value("topSplitter").toByteArray());
+		if (ui.topSplitter->sizes().first() == 0 || ui.topSplitter->sizes().last() == 0)
+			ui.topSplitter->setSizes(infoProfileSizes);
+	} else {
+		ui.topSplitter->setSizes(infoProfileSizes);
+	}
+}
+
+void MainWindow::exitEditState()
+{
+	if (stateBeforeEdit == state)
+		return;
+	enterState(stateBeforeEdit);
+}
+
+void MainWindow::enterState(CurrentState newState)
+{
+	state = newState;
+	switch (state) {
+	case VIEWALL:
+		on_actionViewAll_triggered();
+		break;
+	case MAP_MAXIMIZED:
+		on_actionViewMap_triggered();
+		break;
+	case INFO_MAXIMIZED:
+		on_actionViewInfo_triggered();
+		break;
+	case LIST_MAXIMIZED:
+		on_actionViewList_triggered();
+		break;
+	case PROFILE_MAXIMIZED:
+		on_actionViewProfile_triggered();
+		break;
+	case EDIT:
+	default:
+		break;
+	}
+}
+
 void MainWindow::beginChangeState(CurrentState s)
 {
 	if (state == VIEWALL && state != s) {
@@ -1433,24 +1488,7 @@ void MainWindow::initialUiSetup()
 		restoreState(settings.value("windowState", 0).toByteArray());
 	}
 
-	state = (CurrentState)settings.value("lastState", 0).toInt();
-	switch (state) {
-	case VIEWALL:
-		on_actionViewAll_triggered();
-		break;
-	case MAP_MAXIMIZED:
-		on_actionViewMap_triggered();
-		break;
-	case INFO_MAXIMIZED:
-		on_actionViewInfo_triggered();
-		break;
-	case LIST_MAXIMIZED:
-		on_actionViewList_triggered();
-		break;
-	case PROFILE_MAXIMIZED:
-		on_actionViewProfile_triggered();
-		break;
-	}
+	enterState((CurrentState)settings.value("lastState", 0).toInt());
 	settings.endGroup();
 	show();
 }
diff --git a/desktop-widgets/mainwindow.h b/desktop-widgets/mainwindow.h
index 03ebcf636..3a9848f62 100644
--- a/desktop-widgets/mainwindow.h
+++ b/desktop-widgets/mainwindow.h
@@ -54,7 +54,8 @@ public:
 		MAP_MAXIMIZED,
 		INFO_MAXIMIZED,
 		PROFILE_MAXIMIZED,
-		LIST_MAXIMIZED
+		LIST_MAXIMIZED,
+		EDIT
 	};
 
 	MainWindow();
@@ -87,6 +88,8 @@ public:
 	NotificationWidget *getNotificationWidget();
 	void enableDisableCloudActions();
 	void setCheckedActionFilterTags(bool checked);
+	void enterEditState();
+	void exitEditState();
 
 private
 slots:
@@ -190,6 +193,7 @@ private:
 	QAction *actionPreviousDive;
 	UserManual *helpView;
 	CurrentState state;
+	CurrentState stateBeforeEdit;
 	QString filter_open();
 	QString filter_import();
 	static MainWindow *m_Instance;
@@ -210,6 +214,7 @@ private:
 	QString lastUsedDir();
 	void updateLastUsedDir(const QString &s);
 	void registerApplicationState(const QByteArray& state, QWidget *topLeft, QWidget *topRight, QWidget *bottomLeft, QWidget *bottomRight);
+	void enterState(CurrentState);
 	bool filesAsArguments;
 	UpdateManager *updateManager;
 
diff --git a/desktop-widgets/tab-widgets/maintab.cpp b/desktop-widgets/tab-widgets/maintab.cpp
index 525079908..bd16f9686 100644
--- a/desktop-widgets/tab-widgets/maintab.cpp
+++ b/desktop-widgets/tab-widgets/maintab.cpp
@@ -334,6 +334,7 @@ void MainTab::enableEdition(EditMode newEditMode)
 	ui.editDiveSiteButton->setEnabled(false);
 	MainWindow::instance()->dive_list()->setEnabled(false);
 	MainWindow::instance()->setEnabledToolbar(false);
+	MainWindow::instance()->enterEditState();
 
 	if (isTripEdit) {
 		// we are editing trip location and notes
@@ -991,6 +992,7 @@ void MainTab::acceptChanges()
 	DivePlannerPointsModel::instance()->setPlanMode(DivePlannerPointsModel::NOTHING);
 	MainWindow::instance()->dive_list()->verticalScrollBar()->setSliderPosition(scrolledBy);
 	MainWindow::instance()->dive_list()->setFocus();
+	MainWindow::instance()->exitEditState();
 	cylindersModel->changed = false;
 	weightModel->changed = false;
 	MainWindow::instance()->setEnabledToolbar(true);
@@ -1058,6 +1060,7 @@ void MainTab::rejectChanges()
 	// show the profile and dive info
 	MainWindow::instance()->graphics()->replot();
 	MainWindow::instance()->setEnabledToolbar(true);
+	MainWindow::instance()->exitEditState();
 	cylindersModel->changed = false;
 	weightModel->changed = false;
 	cylindersModel->updateDive();