QSize KexiWindow::minimumSizeHint() const
{
KexiView *v = selectedView();
if (!v)
return QWidget::minimumSizeHint();
return v->minimumSizeHint();
}
QSize KexiWindow::sizeHint() const
{
KexiView *v = selectedView();
if (!v)
return QWidget::sizeHint();
return v->preferredSizeHint(v->sizeHint());
}
KoProperty::Set*
KexiWindow::propertySet()
{
KexiView *v = selectedView();
if (!v)
return 0;
return v->propertySet();
}
tristate KexiWindow::storeDataAs(KexiPart::Item *item, KexiView::StoreNewDataOptions options)
{
if (neverSaved()) {
kWarning() << "The data was never saved, so storeNewData() should be called instead, giving up.";
return false;
}
KexiView *v = selectedView();
if (!v) {
return false;
}
//create schema object and assign information
KexiProject *project = KexiMainWindowIface::global()->project();
KexiDB::SchemaData sdata(project->idForClass(d->part->info()->partClass()));
if (!d->setupSchemaData(&sdata, item, options)) {
return false;
}
bool cancel = false;
KexiDB::SchemaData *newSchemaData;
if (isDirty()) { // full save of new data
newSchemaData = v->storeNewData(sdata, options, cancel);
}
else { // there were no changes; full copy of the data is enough
// - gives better performance (e.g. tables are copied on server side)
// - works without bothering the user (no unnecessary questions)
newSchemaData = v->copyData(sdata, options, cancel);
}
if (cancel) {
return cancelled;
}
if (!newSchemaData) {
setStatus(project->dbConnection(), i18n("Saving object's definition failed."), "");
return false;
}
setSchemaData(newSchemaData); // deletes previous schema if owned
if (project->idForClass(part()->info()->partClass()) < 0) {
if (!project->createIdForPart(*part()->info()))
return false;
}
// for now this Window has new item assigned
d->item = item;
// new schema data has now ID updated to a unique value
// -assign that to item's identifier
item->setIdentifier(d->schemaData->id());
project->addStoredItem(part()->info(), d->item);
// set 'dirty' flag on every dialog's view
setDirty(false);
return true;
}
QString KexiWindow::itemIconName()
{
if (!d->part || !d->part->info()) {
KexiView *v = selectedView();
if (v) {
return v->defaultIconName();
}
return QString();
}
return d->part->info()->itemIconName();
}
void KexiWindow::activate()
{
KexiView *v = selectedView();
//kDebug() << "focusWidget(): " << focusWidget()->name();
if (!KexiUtils::hasParent(v, KexiMainWindowIface::global()->focusWidget())) {
//ah, focused widget is not in this view, move focus:
if (v)
v->setFocus();
}
if (v)
v->updateActions(true);
}
tristate KexiWindow::storeNewData(KexiView::StoreNewDataOptions options)
{
if (!neverSaved()) {
return false;
}
if (d->schemaData) {
return false; //schema must not exist
}
KexiView *v = selectedView();
if (!v) {
return false;
}
//create schema object and assign information
KexiProject *project = KexiMainWindowIface::global()->project();
KexiDB::SchemaData sdata(project->idForClass(d->part->info()->partClass()));
if (!d->setupSchemaData(&sdata, d->item, options)) {
return false;
}
bool cancel = false;
d->schemaData = v->storeNewData(sdata, options, cancel);
if (cancel)
return cancelled;
if (!d->schemaData) {
setStatus(project->dbConnection(), i18n("Saving object's definition failed."), "");
return false;
}
if (project->idForClass(part()->info()->partClass()) < 0) {
if (!project->createIdForPart(*part()->info()))
return false;
}
/* Sets 'dirty' flag on every dialog's view. */
setDirty(false);
//new schema data has now ID updated to a unique value
//-assign that to item's identifier
d->item->setIdentifier(d->schemaData->id());
project->addStoredItem(part()->info(), d->item);
return true;
}
tristate KexiWindow::storeData(bool dontAsk)
{
if (neverSaved())
return false;
KexiView *v = selectedView();
if (!v)
return false;
#define storeData_ERR \
setStatus(KexiMainWindowIface::global()->project()->dbConnection(), \
i18n("Saving object's data failed."),"");
//save changes using transaction
KexiDB::Transaction transaction = KexiMainWindowIface::global()
->project()->dbConnection()->beginTransaction();
if (transaction.isNull()) {
storeData_ERR;
return false;
}
KexiDB::TransactionGuard tg(transaction);
const tristate res = v->storeData(dontAsk);
if (~res) //trans. will be cancelled
return res;
if (!res) {
storeData_ERR;
return res;
}
if (!tg.commit()) {
storeData_ERR;
return false;
}
/* Sets 'dirty' flag on every dialog's view. */
setDirty(false);
return true;
}
void KexiWindow::sendAttachedStateToCurrentView()
{
KexiView *v = selectedView();
if (v)
v->windowAttached();
}
void KexiWindow::deactivate()
{
KexiView *v = selectedView();
if (v)
v->updateActions(false);
}
tristate KexiWindow::switchToViewMode(
Kexi::ViewMode newViewMode,
QMap<QString, QVariant>* staticObjectArgs,
bool& proposeOpeningInTextViewModeBecauseOfProblems)
{
KexiMainWindowIface::global()->acceptPropertySetEditing();
const bool designModePreloadedForTextModeHack = isDesignModePreloadedForTextModeHackUsed(newViewMode);
tristate res = true;
if (designModePreloadedForTextModeHack) {
/* A HACK: open design BEFORE text mode: otherwise Query schema becames crazy */
bool _proposeOpeningInTextViewModeBecauseOfProblems = false; // used because even if opening the view failed,
// text view can be opened
res = switchToViewMode(Kexi::DesignViewMode, staticObjectArgs, _proposeOpeningInTextViewModeBecauseOfProblems);
if ((!res && !_proposeOpeningInTextViewModeBecauseOfProblems) || ~res)
return res;
}
kDebug();
bool dontStore = false;
KexiView *view = selectedView();
if (d->currentViewMode == newViewMode)
return true;
if (!supportsViewMode(newViewMode)) {
kWarning() << "!" << Kexi::nameForViewMode(newViewMode);
return false;
}
if (view) {
res = true;
if (view->isDataEditingInProgress()) {
KGuiItem saveItem(KStandardGuiItem::save());
saveItem.setText(i18n("Save Changes"));
KGuiItem dontSaveItem(KStandardGuiItem::dontSave());
KGuiItem cancelItem(KStandardGuiItem::cancel());
cancelItem.setText(i18n("Do Not Switch"));
const int res = KMessageBox::questionYesNoCancel(
selectedView(),
i18n("There are unsaved changes in object \"%1\". "
"Do you want to save these changes before switching to other view?")
.arg(partItem()->captionOrName()),
i18n("Confirm Saving Changes"),
saveItem, dontSaveItem, cancelItem
);
if (res == KMessageBox::Yes) {
if (true != view->saveDataChanges())
return cancelled;
}
else if (res == KMessageBox::No) {
if (true != view->cancelDataChanges())
return cancelled;
}
else { // Cancel:
return cancelled;
}
}
if (!designModePreloadedForTextModeHack) {
res = view->beforeSwitchTo(newViewMode, dontStore);
}
if (~res || !res)
return res;
if (!dontStore && view->isDirty()) {
res = KexiMainWindowIface::global()->saveObject(this, i18n("Design has been changed. "
"You must save it before switching to other view."));
if (~res || !res)
return res;
// KMessageBox::questionYesNo(0, i18n("Design has been changed. You must save it before switching to other view."))
// ==KMessageBox::No
}
}
//get view for viewMode
KexiView *newView = viewForMode(newViewMode);
if (newView && !newView->inherits("KexiView")) {
newView = 0;
}
if (!newView) {
KexiUtils::setWaitCursor();
//ask the part to create view for the new mode
d->creatingViewsMode = newViewMode;
KexiPart::StaticPart *staticPart = dynamic_cast<KexiPart::StaticPart*>((KexiPart::Part*)d->part);
if (staticPart)
newView = staticPart->createView(this, this, *d->item, newViewMode, staticObjectArgs);
else
newView = d->part->createView(this, this, *d->item, newViewMode, staticObjectArgs);
KexiUtils::removeWaitCursor();
if (!newView) {
//js TODO error?
kWarning() << "Switching to mode " << newViewMode << " failed. Previous mode "
<< d->currentViewMode << " restored.";
return false;
}
d->creatingViewsMode = Kexi::NoViewMode;
newView->initViewActions();
newView->initMainMenuActions();
addView(newView, newViewMode);
}
const Kexi::ViewMode prevViewMode = d->currentViewMode;
res = true;
if (designModePreloadedForTextModeHack) {
d->currentViewMode = Kexi::NoViewMode; //SAFE?
}
res = newView->beforeSwitchTo(newViewMode, dontStore);
proposeOpeningInTextViewModeBecauseOfProblems
= data()->proposeOpeningInTextViewModeBecauseOfProblems;
if (!res) {
removeView(newViewMode);
delete newView;
kWarning() << "Switching to mode " << newViewMode << " failed. Previous mode "
<< d->currentViewMode << " restored.";
return false;
}
d->currentViewMode = newViewMode;
d->newlySelectedView = newView;
if (prevViewMode == Kexi::NoViewMode)
d->newlySelectedView->setDirty(false);
res = newView->afterSwitchFrom(
designModePreloadedForTextModeHack ? Kexi::NoViewMode : prevViewMode);
proposeOpeningInTextViewModeBecauseOfProblems
= data()->proposeOpeningInTextViewModeBecauseOfProblems;
if (!res) {
removeView(newViewMode);
delete newView;
kWarning() << "Switching to mode " << newViewMode << " failed. Previous mode "
<< prevViewMode << " restored.";
const Kexi::ObjectStatus status(*this);
setStatus(KexiMainWindowIface::global()->project()->dbConnection(),
i18n("Switching to other view failed (%1).", Kexi::nameForViewMode(newViewMode)), "");
append(status);
d->currentViewMode = prevViewMode;
return false;
}
d->newlySelectedView = 0;
if (~res) {
d->currentViewMode = prevViewMode;
return cancelled;
}
if (view) {
takeActionProxyChild(view); //take current proxy child
// views have distinct local toolbars, and user has switched the mode button so switch it back
//view->toggleViewModeButtonBack();
}
addActionProxyChild(newView); //new proxy child
d->stack->setCurrentWidget(newView);
newView->propertySetSwitched();
KexiMainWindowIface::global()->invalidateSharedActions(newView);
newView->setFocus();
return true;
}