1 files changed, 30 insertions, 0 deletions
diff --git a/library/src/main/java/moe/yuuta/flow/PageFragment.java b/library/src/main/java/moe/yuuta/flow/PageFragment.java
new file mode 100644
index 0000000..dcc9f21
--- /dev/null
+++ b/library/src/main/java/moe/yuuta/flow/PageFragment.java
@@ -0,0 +1,30 @@
+package moe.yuuta.flow;
+
+import androidx.annotation.NonNull;
+import androidx.fragment.app.Fragment;
+
+public abstract class PageFragment extends Fragment {
+    private IFlowFragment mHostFragment;
+
+    /**
+     * Once mInfo is changed, you should call {@link IFlowFragment#notifyCurrentFlowInfoUpdated()} to publish it.
+     * Note: it will be permanently change the recorded info.
+     */
+    protected FlowInfo mInfo;
+
+    final void setHostFragment(@NonNull IFlowFragment hostFragment) {
+        this.mHostFragment = hostFragment;
+    }
+
+    @NonNull
+    protected final IFlowFragment getHostFragment() {
+        return mHostFragment;
+    }
+
+    /**
+     * @return true: the fragment handled this event and you do not need to call super. false: call super.
+     */
+    public boolean onBackPressed() {
+        return false;
+    }
+}
+\ No newline at end of file