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[escher] Add methods viewWillAppear/Disappear in view controller instead

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of keeping track of dataHasChanged in the selectable table view

Change-Id: Id2626f527f44714e29b9bd66e2c843193e1b57b5
This commit is contained in:
Émilie Feral
2017-02-13 16:31:05 +01:00
parent 761be1c8c7
commit 6f138e6b1c
45 changed files with 176 additions and 56 deletions
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20
escher/src/stack_view_controller.cpp
View File

@@ -91,6 +91,10 @@ void StackViewController::push(ViewController * vc, KDColor textColor, KDColor b
m_view.pushStack(vc->title(), textColor, backgroundColor, separatorColor);
m_children[m_numberOfChildren++] = vc;
setupActiveViewController();
if (m_numberOfChildren > 1) {
m_children[m_numberOfChildren-2]->viewWillDisappear();
}
vc->viewWillAppear();
}
void StackViewController::pop() {
@@ -100,6 +104,8 @@ void StackViewController::pop() {
vc->setParentResponder(nullptr);
m_numberOfChildren--;
setupActiveViewController();
vc->viewWillDisappear();
m_children[m_numberOfChildren-1]->viewWillAppear();
}
void StackViewController::setupActiveViewController() {
@@ -129,3 +135,17 @@ bool StackViewController::handleEvent(Ion::Events::Event event) {
View * StackViewController::view() {
return &m_view;
}
void StackViewController::viewWillAppear() {
ViewController * vc = m_children[m_numberOfChildren-1];
if (m_numberOfChildren > 0 && vc) {
vc->viewWillAppear();
}
}
void StackViewController::viewWillDisappear() {
ViewController * vc = m_children[m_numberOfChildren-1];
if (m_numberOfChildren > 0 && vc) {
vc->viewWillDisappear();
}
}