add arrow key for quickly go next/back on the first selected signal in log view for #21

Author: aiekick

src/headers/LogToGraphBuild.h

@@ -1,7 +1,7 @@
 #pragma once
 
 #define LogToGraph_Prefix "LogToGraph"
-#define LogToGraph_BuildNumber 3600
+#define LogToGraph_BuildNumber 3618
 #define LogToGraph_MinorNumber 3
 #define LogToGraph_MajorNumber 0
-#define LogToGraph_BuildId "0.3.3600"
+#define LogToGraph_BuildId "0.3.3618"

src/panes/LogPane.cpp

@@ -63,8 +63,6 @@ bool LogPane::DrawPanes(const uint32_t& /*vCurrentFrame*/, bool* vOpened, ImGuiC
             }
         }
 
-        // MainFrame::sAnyWindowsHovered |= ImGui::IsWindowHovered();
-
         ImGui::End();
     }
     return change;
@@ -124,6 +122,16 @@ void LogPane::DrawMenuBar() {
         ImGui::EndMenu();
     }
 
+    if (!ProjectFile::Instance()->m_CollapseLogSelection) {
+        if (ImGui::MenuItem("<<")) {
+            m_backSelectionNeeded = true;
+        }
+
+        if (ImGui::MenuItem(">>")) {
+            m_nextSelectionNeeded = true;
+        }
+    }
+
     if (ProjectFile::Instance()->m_HideSomeLogValues) {
         ImGui::Text("(?)");
         if (ImGui::IsItemHovered()) {
@@ -149,6 +157,32 @@ void LogPane::DrawMenuBar() {
     }
 }
 
+void LogPane::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 LogPane::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 LogPane::DrawTable() {
     ImGuiTableFlags flags = ImGuiTableFlags_SizingFixedFit | ImGuiTableFlags_RowBg | ImGuiTableFlags_Hideable | ImGuiTableFlags_ScrollY | ImGuiTableFlags_NoHostExtendY;
 
@@ -189,7 +223,7 @@ void LogPane::DrawTable() {
         bool selected = false;
         m_LogListClipper.Begin((int)_count_logs, ImGui::GetTextLineHeightWithSpacing());
         while (m_LogListClipper.Step()) {
-            for (int i = m_LogListClipper.DisplayStart; i < m_LogListClipper.DisplayEnd; ++i) {
+            for (int32_t i = m_LogListClipper.DisplayStart; i < m_LogListClipper.DisplayEnd; ++i) {
                 if (i < 0)
                     continue;
 
@@ -211,6 +245,16 @@ void LogPane::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);
@@ -291,8 +335,9 @@ void LogPane::PrepareLog() {
             }
 
             auto selected = LogEngine::Instance()->isSignalShown(infos_ptr->category, infos_ptr->name);
-            if (_collapseSelection && !selected)
+            if (_collapseSelection && !selected) {
                 continue;
+            }
 
             if (ProjectFile::Instance()->m_HideSomeLogValues) {
                 bool found = false;

src/panes/LogPane.h

@@ -31,6 +31,8 @@ class LogPane : 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 LogPane : public AbstractPane {
     void PrepareLog();
 
 private:
+    void goOnNextSelection();
+    void goOnBackSelection();
     void DrawMenuBar();
     void DrawTable();