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TechDraw: Enable App::Links to work with TechDraw views.

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This commit is contained in:
PaddleStroke
2024-03-29 11:44:01 +01:00
committed by WandererFan
parent 5ed00d52dc
commit fc32946149
15 changed files with 380 additions and 189 deletions
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65
src/Mod/TechDraw/Gui/ViewProviderPageExtension.cpp
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@@ -23,6 +23,7 @@
#include "PreCompiled.h"
#include <App/DocumentObject.h>
#include <App/Link.h>
#include <Mod/TechDraw/App/DrawPage.h>
#include <Mod/TechDraw/App/DrawProjGroupItem.h>
#include <Mod/TechDraw/App/DrawTemplate.h>
@@ -59,11 +60,17 @@ bool ViewProviderPageExtension::extensionCanDropObjects() const { return true; }
bool ViewProviderPageExtension::extensionCanDropObject(App::DocumentObject* obj) const
{
// Accept links to views as well.
if (obj->isDerivedFrom(App::Link::getClassTypeId())) {
auto* link = static_cast<App::Link*>(obj);
obj = link->getLinkedObject();
}
//only DrawView objects can live on pages (except special case Template)
if (obj->isDerivedFrom(TechDraw::DrawView::getClassTypeId())) {
if (obj->isDerivedFrom<TechDraw::DrawView>()) {
return true;
}
if (obj->isDerivedFrom(TechDraw::DrawTemplate::getClassTypeId())) {
if (obj->isDerivedFrom<TechDraw::DrawTemplate>()) {
//don't let another extension try to drop templates
return true;
}
@@ -78,11 +85,18 @@ bool ViewProviderPageExtension::extensionCanDropObjectEx(App::DocumentObject* ob
Q_UNUSED(owner);
Q_UNUSED(subname);
Q_UNUSED(elements);
// Accept links to views as well.
if (obj->isDerivedFrom<App::Link>()) {
auto* link = static_cast<App::Link*>(obj);
obj = link->getLinkedObject();
}
//only DrawView objects can live on pages (except special case Template)
if (obj->isDerivedFrom(TechDraw::DrawView::getClassTypeId())) {
if (obj->isDerivedFrom<TechDraw::DrawView>()) {
return true;
}
if (obj->isDerivedFrom(TechDraw::DrawTemplate::getClassTypeId())) {
if (obj->isDerivedFrom<TechDraw::DrawTemplate>()) {
//don't let another extension try to drop templates
return true;
}
@@ -92,21 +106,54 @@ bool ViewProviderPageExtension::extensionCanDropObjectEx(App::DocumentObject* ob
void ViewProviderPageExtension::extensionDropObject(App::DocumentObject* obj)
{
if (obj->isDerivedFrom(TechDraw::DrawView::getClassTypeId())) {
bool linkToView = false;
if (obj->isDerivedFrom(App::Link::getClassTypeId())) {
auto* link = static_cast<App::Link*>(obj);
if (link->getLinkedObject()->isDerivedFrom(TechDraw::DrawView::getClassTypeId())) {
linkToView = true;
}
}
if (obj->isDerivedFrom(TechDraw::DrawView::getClassTypeId()) || linkToView) {
dropObject(obj);
return;
}
}
//this code used to live in ViewProviderPage
void ViewProviderPageExtension::dropObject(App::DocumentObject* docObj)
void ViewProviderPageExtension::dropObject(App::DocumentObject* obj)
{
if (docObj->isDerivedFrom(TechDraw::DrawProjGroupItem::getClassTypeId())) {
if (obj->isDerivedFrom<TechDraw::DrawProjGroupItem>()) {
//DPGI can not be dropped onto the Page as it belongs to DPG, not Page
return;
}
if (docObj->isDerivedFrom(TechDraw::DrawView::getClassTypeId())) {
auto dv = static_cast<TechDraw::DrawView*>(docObj);
if (obj->isDerivedFrom<App::Link>()) {
auto* link = static_cast<App::Link*>(obj);
if (!link->getLinkedObject()->isDerivedFrom<TechDraw::DrawView>()) {
return;
}
TechDraw::DrawPage* page = nullptr;
for (auto& parent : obj->getInListRecursive()) {
if (parent->isDerivedFrom<TechDraw::DrawPage>()) {
page = static_cast<TechDraw::DrawPage*>(parent);
}
if (page) {
break;
}
}
if (page) {
page->removeView(obj);
}
getViewProviderPage()->getDrawPage()->addView(obj);
return;
}
if (obj->isDerivedFrom<TechDraw::DrawView>()) {
auto dv = static_cast<TechDraw::DrawView*>(obj);
if (dv->findParentPage()) {
dv->findParentPage()->removeView(dv);
}