touch to pop splash

firmware/application/ui_navigation.cpp

@@ -996,11 +996,12 @@ void BMPView::focus() {
     button_done.focus();
 }
 
-BMPView::BMPView(NavigationView& nav) {
+BMPView::BMPView(NavigationView& nav)
+    : nav_(nav) {
     add_children({&button_done});
 
-    button_done.on_select = [this, &nav](Button&) {
-        nav.pop();
+    button_done.on_select = [this](Button&) {
+        nav_.pop();
     };
 }
 
@@ -1009,6 +1010,86 @@ void BMPView::paint(Painter&) {
         portapack::display.drawBMP({(240 - 230) / 2, (320 - 50) / 2 - 10}, splash_bmp, true);
 }
 
+bool BMPView::on_touch(const TouchEvent event) {
+    /*
+     * TODO: since the touch screen detect touching evt policy is kind of bad, with hard-coded threshold it works but not sensitive, i will use single touch firstly
+     * and it's a waist of space to implement them all and as options in settings.
+     * the touch screen policy can be better, talked here https://discord.com/channels/719669764804444213/956561375155589192/1198926225897443328
+     * when that fixed (so the threshold won't make the corner always been touched), just un-comment one of the field and two var in header to make it works.
+     */
+
+    if (!nav_.is_valid()) {
+        return false;
+    }
+
+    switch (event.type) {
+        case TouchEvent::Type::Start:
+            chThdSleep(10);
+            handle_pop();
+            return false;
+
+        case TouchEvent::Type::End:
+            chThdSleep(10);
+            handle_pop();
+            return false;
+
+        default:
+            break;
+    }
+
+    /// drag any direction to pop (like samsung phone)
+    // switch (event.type) {
+    //     case TouchEvent::Type::Start:
+    //         touch_start = event.point.y();
+    //         return true;
+    //
+    //     case TouchEvent::Type::End:
+    //         touch_end = event.point.y();
+    //
+    //         if (abs(touch_start - touch_end) > 100) {
+    //             if (touch_start < touch_end) {
+    //                 handle_pop();
+    //             }
+    //         }
+    //         return true;
+    //
+    //     default:
+    //         break;
+    // }
+
+    /// drag from bottom to pop (like iphone)
+    // switch (event.type) {
+    //     case TouchEvent::Type::Start:
+    //
+    //         touch_start = event.point.y();
+    //
+    //         return true;
+    //
+    //     case TouchEvent::Type::End:
+    //
+    //         touch_end = event.point.y();
+    //
+    //         if (touch_start > screen_height - 20 &&  // make sure drag from bottom
+    //             touch_end < touch_start - 100) {
+    //             handle_pop();
+    //         }
+    //         return true;
+    //
+    //     default:
+    //         break;
+    // }
+
+    return false;
+}
+
+void BMPView::handle_pop() {
+    chThdSleep(10);
+    if (nav_.is_valid()) {
+        chThdSleep(10);
+        nav_.pop();
+    }
+}
+
 /* NotImplementedView ****************************************************/
 
 /*NotImplementedView::NotImplementedView(NavigationView& nav) {

firmware/application/ui_navigation.hpp

@@ -343,10 +343,16 @@ class BMPView : public View {
     void paint(Painter&) override;
     void focus() override;
 
+    bool on_touch(const TouchEvent event) override;
+    void handle_pop();
+
    private:
+    NavigationView& nav_;
     Button button_done{
         {240, 0, 1, 1},
         ""};
+    // Coord touch_start{0};
+    // Coord touch_end{0};
 };
 
 class ReceiversMenuView : public BtnGridView {