add for log 2nd for #21

Author: aiekick

src/panes/LogPaneSecondView.cpp

@@ -146,6 +146,32 @@ void LogPaneSecondView::DrawMenuBar() {
     }
 }
 
+void LogPaneSecondView::goOnNextSelection() {
+    int32_t max_idx = m_LogDatas.size();
+    for (int32_t idx = m_LogListClipper.DisplayStart + 1; idx < max_idx; ++idx) {
+        const auto infos_ptr = m_LogDatas.at(idx).lock();
+        if (infos_ptr) {
+            if (LogEngine::Instance()->isSignalShown(infos_ptr->category, infos_ptr->name)) {
+                ImGui::SetScrollY(ImGui::GetScrollY() + ImGui::GetTextLineHeightWithSpacing() * (idx - m_LogListClipper.DisplayStart));
+                break;
+            }
+        }
+    }
+}
+
+void LogPaneSecondView::goOnBackSelection() {
+    int32_t max_idx = m_LogDatas.size();
+    for (int32_t idx = m_LogListClipper.DisplayStart - 1; idx >= 0; --idx) {
+        const auto infos_ptr = m_LogDatas.at(idx).lock();
+        if (infos_ptr) {
+            if (LogEngine::Instance()->isSignalShown(infos_ptr->category, infos_ptr->name)) {
+                ImGui::SetScrollY(ImGui::GetScrollY() + ImGui::GetTextLineHeightWithSpacing() * (idx - m_LogListClipper.DisplayStart));
+                break;
+            }
+        }
+    }
+}
+
 void LogPaneSecondView::DrawTable() {
     ImGuiTableFlags flags = ImGuiTableFlags_SizingFixedFit | ImGuiTableFlags_RowBg | ImGuiTableFlags_Hideable | ImGuiTableFlags_ScrollY |
         ImGuiTableFlags_NoHostExtendY;
@@ -211,6 +237,16 @@ void LogPaneSecondView::DrawTable() {
                         color = 0U;
                     }
 
+                    if (m_nextSelectionNeeded) {
+                        m_nextSelectionNeeded = false;
+                        goOnNextSelection();
+                    }
+
+                    if (m_backSelectionNeeded) {
+                        m_backSelectionNeeded = false;
+                        goOnBackSelection();
+                    }
+
                     if (ImGui::TableNextColumn())  // time
                     {
                         ImGui::Selectable(ez::str::toStr("%f", infos_ptr->time_epoch).c_str(), &selected, ImGuiSelectableFlags_SpanAllColumns);

src/panes/LogPaneSecondView.h

@@ -31,6 +31,8 @@ class LogPaneSecondView : public AbstractPane {
     SignalTicksWeakContainer m_LogDatas;
     std::vector<double> m_ValuesToHide;
     bool m_need_re_preparation = false;
+    bool m_nextSelectionNeeded = false;
+    bool m_backSelectionNeeded = false;
 
 public:
     bool Init() override;
@@ -42,6 +44,8 @@ class LogPaneSecondView : public AbstractPane {
     void PrepareLog();               // Prevent unwanted destruction};
 
 private:
+    void goOnNextSelection();
+    void goOnBackSelection();
     void DrawMenuBar();
     void DrawTable();