115 visualizers should be able to take a variable expression for a size field

CHANGELOG.md

@@ -14,6 +14,11 @@
 * Show stack as a hex dump, with options to view as short, int, long, ascii, ...
 * The "go to address" in the Assembly view now works if address it outside
   current assembly view.
+* Visualizers can take a gdb expression for input fields for
+  length/size of something. The visualizers are:
+    - ArrayVisualizer
+    - ImageVisualizer
+    - MemoryVisualizer
 * Fixed regression when setting/saving the editor font setting.
 
 ## [2.4] - 2024-03-18

src/CMakeLists.txt

@@ -129,6 +129,7 @@ set(HEADER_FILES
     SeerProgressIndicator.h
     SeerMessagesDialog.h
     SeerAssemblyPreferenceDialog.h
+    SeerHistoryLineEdit.h
     QProcessInfo.h
     QProcessInfoWidget.h
     QProgressIndicator.h
@@ -227,6 +228,7 @@ set(SOURCE_FILES
     SeerProgressIndicator.cpp
     SeerMessagesDialog.cpp
     SeerAssemblyPreferenceDialog.cpp
+    SeerHistoryLineEdit.cpp
     QProcessInfo.cpp
     QProcessInfoWidget.cpp
     QProgressIndicator.cpp

src/SeerArrayVisualizerWidget.h

@@ -16,11 +16,23 @@ class SeerArrayVisualizerWidget : public QWidget, protected Ui::SeerArrayVisuali
         QString             aVariableName                        () const;
         void                setAVariableAddress                  (const QString& address);
         QString             aVariableAddress                     () const;
+        void                setAVariableLength                   (const QString& length);
+        QString             aVariableLength                      () const;
+        void                setAVariableOffset                   (const QString& offset);
+        QString             aVariableOffset                      () const;
+        void                setAVariableStride                   (const QString& stride);
+        QString             aVariableStride                      () const;
 
         void                setBVariableName                     (const QString& name);
         QString             bVariableName                        () const;
         void                setBVariableAddress                  (const QString& address);
         QString             bVariableAddress                     () const;
+        void                setBVariableLength                   (const QString& length);
+        QString             bVariableLength                      () const;
+        void                setBVariableOffset                   (const QString& offset);
+        QString             bVariableOffset                      () const;
+        void                setBVariableStride                   (const QString& stride);
+        QString             bVariableStride                      () const;
 
     signals:
         void                evaluateVariableExpression          (int expressionid, QString expression);
@@ -35,6 +47,12 @@ class SeerArrayVisualizerWidget : public QWidget, protected Ui::SeerArrayVisuali
         void                handleHelpButton                    ();
         void                handleaVariableNameLineEdit         ();
         void                handlebVariableNameLineEdit         ();
+        void                handleaElementLengthLineEdit        ();
+        void                handlebElementLengthLineEdit        ();
+        void                handleaElementOffsetLineEdit        ();
+        void                handlebElementOffsetLineEdit        ();
+        void                handleaElementStrideLineEdit        ();
+        void                handlebElementStrideLineEdit        ();
         void                handleaArrayDisplayFormatComboBox   (int index);
         void                handlebArrayDisplayFormatComboBox   (int index);
         void                handleaAxisComboBox                 (int index);
@@ -61,6 +79,12 @@ class SeerArrayVisualizerWidget : public QWidget, protected Ui::SeerArrayVisuali
         int                 _aVariableId;
         int                 _bVariableId;
         int                 _aMemoryId;
+        int                 _aLengthId;
+        int                 _aOffsetId;
+        int                 _aStrideId;
         int                 _bMemoryId;
+        int                 _bLengthId;
+        int                 _bOffsetId;
+        int                 _bStrideId;
 };
 

src/SeerArrayVisualizerWidget.ui

@@ -17,7 +17,7 @@
    <item row="0" column="0">
     <layout class="QGridLayout" name="gridLayout">
      <item row="0" column="5">
-      <widget class="QHistoryLineEdit" name="aArrayStrideLineEdit">
+      <widget class="SeerHistoryLineEdit" name="aArrayStrideLineEdit">
        <property name="toolTip">
         <string>Element stride between values. (default=1)</string>
        </property>
@@ -80,7 +80,7 @@
       </widget>
      </item>
      <item row="1" column="5">
-      <widget class="QHistoryLineEdit" name="bArrayStrideLineEdit">
+      <widget class="SeerHistoryLineEdit" name="bArrayStrideLineEdit">
        <property name="toolTip">
         <string>Element stride between values. (default=1)</string>
        </property>
@@ -96,7 +96,7 @@
       </widget>
      </item>
      <item row="1" column="3">
-      <widget class="QHistoryLineEdit" name="bArrayLengthLineEdit">
+      <widget class="SeerHistoryLineEdit" name="bArrayLengthLineEdit">
        <property name="toolTip">
         <string>Total number of elements in array.</string>
        </property>
@@ -112,7 +112,7 @@
       </widget>
      </item>
      <item row="1" column="1">
-      <widget class="QHistoryLineEdit" name="bVariableNameLineEdit">
+      <widget class="SeerHistoryLineEdit" name="bVariableNameLineEdit">
        <property name="toolTip">
         <string>Variable name or expression.</string>
        </property>
@@ -139,7 +139,7 @@
       </widget>
      </item>
      <item row="0" column="4">
-      <widget class="QHistoryLineEdit" name="aArrayOffsetLineEdit">
+      <widget class="SeerHistoryLineEdit" name="aArrayOffsetLineEdit">
        <property name="toolTip">
         <string>Element offset into array. (default=0)</string>
        </property>
@@ -158,7 +158,7 @@
       </widget>
      </item>
      <item row="0" column="3">
-      <widget class="QHistoryLineEdit" name="aArrayLengthLineEdit">
+      <widget class="SeerHistoryLineEdit" name="aArrayLengthLineEdit">
        <property name="toolTip">
         <string>Total number of elements in array.</string>
        </property>
@@ -221,7 +221,7 @@
       </widget>
      </item>
      <item row="0" column="2">
-      <widget class="QHistoryLineEdit" name="aVariableAddressLineEdit">
+      <widget class="QLineEdit" name="aVariableAddressLineEdit">
        <property name="toolTip">
         <string>Variable address.</string>
        </property>
@@ -237,7 +237,7 @@
       </widget>
      </item>
      <item row="1" column="4">
-      <widget class="QHistoryLineEdit" name="bArrayOffsetLineEdit">
+      <widget class="SeerHistoryLineEdit" name="bArrayOffsetLineEdit">
        <property name="toolTip">
         <string>Element offset into array. (default=0)</string>
        </property>
@@ -256,7 +256,7 @@
       </widget>
      </item>
      <item row="1" column="2">
-      <widget class="QHistoryLineEdit" name="bVariableAddressLineEdit">
+      <widget class="QLineEdit" name="bVariableAddressLineEdit">
        <property name="toolTip">
         <string>Variable address.</string>
        </property>
@@ -286,7 +286,7 @@
       </widget>
      </item>
      <item row="0" column="1">
-      <widget class="QHistoryLineEdit" name="aVariableNameLineEdit">
+      <widget class="SeerHistoryLineEdit" name="aVariableNameLineEdit">
        <property name="toolTip">
         <string>Variable name or expression.</string>
        </property>
@@ -377,7 +377,7 @@
        <item>
         <layout class="QHBoxLayout" name="horizontalLayout">
          <item>
-          <widget class="QHistoryLineEdit" name="titleLineEdit">
+          <widget class="SeerHistoryLineEdit" name="titleLineEdit">
            <property name="sizePolicy">
             <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
              <horstretch>0</horstretch>
@@ -514,9 +514,9 @@
    <header location="global">QZoomChartView.h</header>
   </customwidget>
   <customwidget>
-   <class>QHistoryLineEdit</class>
+   <class>SeerHistoryLineEdit</class>
    <extends>QLineEdit</extends>
-   <header location="global">QHistoryLineEdit.h</header>
+   <header location="global">SeerHistoryLineEdit.h</header>
   </customwidget>
  </customwidgets>
  <tabstops>

src/SeerEditorWidgetAssemblyAreas.cpp

@@ -1246,11 +1246,11 @@ void SeerEditorWidgetAssemblyArea::showContextMenu (const QPoint& pos, const QPo
     QString address = _lineAddressMap[lineno];
 
     // Create the menu actions.
+    QAction* runToAddressAction;
     QAction* createBreakpointAction;
     QAction* deleteAction;
     QAction* enableAction;
     QAction* disableAction;
-    QAction* runToAddressAction;
     QAction* addMemoryAddressVisualizerAction;
     QAction* addArrayAddressVisualizerAction;
     QAction* addStructAddressVisualizerAction;
@@ -1260,30 +1260,30 @@ void SeerEditorWidgetAssemblyArea::showContextMenu (const QPoint& pos, const QPo
 
         int breakno = breakpointAddressToNumber(address);
 
+        runToAddressAction        = new QAction(QString("Run to address %1").arg(address), this);
         createBreakpointAction    = new QAction(QIcon(":/seer/resources/RelaxLightIcons/document-new.svg"), QString("Create breakpoint on address %1").arg(address), this);
         deleteAction              = new QAction(QIcon(":/seer/resources/RelaxLightIcons/edit-delete.svg"),  QString("Delete breakpoint %1 on address %2").arg(breakno).arg(address), this);
         enableAction              = new QAction(QIcon(":/seer/resources/RelaxLightIcons/list-add.svg"),     QString("Enable breakpoint %1 on address %2").arg(breakno).arg(address), this);
         disableAction             = new QAction(QIcon(":/seer/resources/RelaxLightIcons/list-remove.svg"),  QString("Disable breakpoint %1 on address %2").arg(breakno).arg(address), this);
-        runToAddressAction        = new QAction(QString("Run to address %1").arg(address), this);
 
+        runToAddressAction->setEnabled(true);
         createBreakpointAction->setEnabled(false);
         deleteAction->setEnabled(true);
         enableAction->setEnabled(true);
         disableAction->setEnabled(true);
-        runToAddressAction->setEnabled(true);
 
     }else{
+        runToAddressAction        = new QAction(QString("Run to address %1").arg(address), this);
         createBreakpointAction    = new QAction(QIcon(":/seer/resources/RelaxLightIcons/document-new.svg"), QString("Create breakpoint on address %1").arg(address), this);
         deleteAction              = new QAction(QIcon(":/seer/resources/RelaxLightIcons/edit-delete.svg"),  QString("Delete breakpoint on address %1").arg(address), this);
         enableAction              = new QAction(QIcon(":/seer/resources/RelaxLightIcons/list-add.svg"),     QString("Enable breakpoint on address %1").arg(address), this);
         disableAction             = new QAction(QIcon(":/seer/resources/RelaxLightIcons/list-remove.svg"),  QString("Disable breakpoint on address %1").arg(address), this);
-        runToAddressAction        = new QAction(QString("Run to address %1").arg(address), this);
 
+        runToAddressAction->setEnabled(true);
         createBreakpointAction->setEnabled(true);
         deleteAction->setEnabled(false);
         enableAction->setEnabled(false);
         disableAction->setEnabled(false);
-        runToAddressAction->setEnabled(true);
     }
 
     addMemoryAddressVisualizerAction = new QAction(QString("\"%1\"").arg(textCursor().selectedText()));
@@ -1292,11 +1292,11 @@ void SeerEditorWidgetAssemblyArea::showContextMenu (const QPoint& pos, const QPo
 
     QMenu menu("Breakpoints", this);
     menu.setTitle("Breakpoints");
+    menu.addAction(runToAddressAction);
     menu.addAction(createBreakpointAction);
     menu.addAction(deleteAction);
     menu.addAction(enableAction);
     menu.addAction(disableAction);
-    menu.addAction(runToAddressAction);
 
     QMenu memoryVisualizerMenu("Add address to a Memory Visualizer");
     memoryVisualizerMenu.addAction(addMemoryAddressVisualizerAction);
@@ -1329,6 +1329,15 @@ void SeerEditorWidgetAssemblyArea::showContextMenu (const QPoint& pos, const QPo
         return;
     }
 
+    // Handle running to an address.
+    if (action == runToAddressAction) {
+
+        // Emit the runToLine signal.
+        emit runToAddress(address);
+
+        return;
+    }
+
     // Handle creating a new breakpoint.
     if (action == createBreakpointAction) {
 
@@ -1374,15 +1383,6 @@ void SeerEditorWidgetAssemblyArea::showContextMenu (const QPoint& pos, const QPo
         return;
     }
 
-    // Handle running to an address.
-    if (action == runToAddressAction) {
-
-        // Emit the runToLine signal.
-        emit runToAddress(address);
-
-        return;
-    }
-
     // Handle adding memory to visualize.
     if (action == addMemoryAddressVisualizerAction) {
 

src/SeerEditorWidgetSourceAreas.cpp

@@ -1077,37 +1077,37 @@ void SeerEditorWidgetSourceArea::showContextMenu (const QPoint& pos, const QPoin
 
         int breakno = breakpointLineToNumber(lineno);
 
+        runToLineAction           = new QAction(QString("Run to line %1").arg(lineno), this);
         createBreakpointAction    = new QAction(QIcon(":/seer/resources/RelaxLightIcons/document-new.svg"), QString("Create breakpoint on line %1").arg(lineno), this);
         createPrintpointAction    = new QAction(QIcon(":/seer/resources/RelaxLightIcons/document-new.svg"), QString("Create printpoint on line %1").arg(lineno), this);
         deleteAction              = new QAction(QIcon(":/seer/resources/RelaxLightIcons/edit-delete.svg"),  QString("Delete breakpoint %1 on line %2").arg(breakno).arg(lineno), this);
         enableAction              = new QAction(QIcon(":/seer/resources/RelaxLightIcons/list-add.svg"),     QString("Enable breakpoint %1 on line %2").arg(breakno).arg(lineno), this);
         disableAction             = new QAction(QIcon(":/seer/resources/RelaxLightIcons/list-remove.svg"),  QString("Disable breakpoint %1 on line %2").arg(breakno).arg(lineno), this);
-        runToLineAction           = new QAction(QString("Run to line %1").arg(lineno), this);
         openExternalEditor        = new QAction(QIcon(":/seer/resources/RelaxLightIcons/document-new.svg"), QString("Open external editor on line %1").arg(lineno), this);
 
+        runToLineAction->setEnabled(true);
         createBreakpointAction->setEnabled(false);
         createPrintpointAction->setEnabled(false);
         deleteAction->setEnabled(true);
         enableAction->setEnabled(true);
         disableAction->setEnabled(true);
-        runToLineAction->setEnabled(true);
         openExternalEditor->setEnabled(true);
 
     }else{
+        runToLineAction           = new QAction(QString("Run to line %1").arg(lineno), this);
         createBreakpointAction    = new QAction(QIcon(":/seer/resources/RelaxLightIcons/document-new.svg"), QString("Create breakpoint on line %1").arg(lineno), this);
         createPrintpointAction    = new QAction(QIcon(":/seer/resources/RelaxLightIcons/document-new.svg"), QString("Create printpoint on line %1").arg(lineno), this);
         deleteAction              = new QAction(QIcon(":/seer/resources/RelaxLightIcons/edit-delete.svg"),  QString("Delete breakpoint on line %1").arg(lineno), this);
         enableAction              = new QAction(QIcon(":/seer/resources/RelaxLightIcons/list-add.svg"),     QString("Enable breakpoint on line %1").arg(lineno), this);
         disableAction             = new QAction(QIcon(":/seer/resources/RelaxLightIcons/list-remove.svg"),  QString("Disable breakpoint on line %1").arg(lineno), this);
-        runToLineAction           = new QAction(QString("Run to line %1").arg(lineno), this);
         openExternalEditor        = new QAction(QIcon(":/seer/resources/RelaxLightIcons/document-new.svg"), QString("Open file in external editor"), this);
 
+        runToLineAction->setEnabled(true);
         createBreakpointAction->setEnabled(true);
         createPrintpointAction->setEnabled(true);
         deleteAction->setEnabled(false);
         enableAction->setEnabled(false);
         disableAction->setEnabled(false);
-        runToLineAction->setEnabled(true);
         openExternalEditor->setEnabled(true);
     }
 
@@ -1131,12 +1131,12 @@ void SeerEditorWidgetSourceArea::showContextMenu (const QPoint& pos, const QPoin
 
     QMenu menu("Breakpoints", this);
     menu.setTitle("Breakpoints");
+    menu.addAction(runToLineAction);
     menu.addAction(createBreakpointAction);
     menu.addAction(createPrintpointAction);
     menu.addAction(deleteAction);
     menu.addAction(enableAction);
     menu.addAction(disableAction);
-    menu.addAction(runToLineAction);
     menu.addAction(openExternalEditor);
 
     QMenu loggerMenu("Add variable to Logger");
@@ -1218,6 +1218,15 @@ void SeerEditorWidgetSourceArea::showContextMenu (const QPoint& pos, const QPoin
         return;
     }
 
+    // Handle running to a line number.
+    if (action == runToLineAction) {
+
+        // Emit the runToLine signal.
+        emit runToLine(fullname(), lineno);
+
+        return;
+    }
+
     // Handle creating a new breakpoint.
     if (action == createBreakpointAction) {
 
@@ -1283,15 +1292,6 @@ void SeerEditorWidgetSourceArea::showContextMenu (const QPoint& pos, const QPoin
         return;
     }
 
-    // Handle running to a line number.
-    if (action == runToLineAction) {
-
-        // Emit the runToLine signal.
-        emit runToLine(fullname(), lineno);
-
-        return;
-    }
-
     // Handle open code editor at a line number.
     if (action == openExternalEditor) {
 

src/SeerHistoryLineEdit.cpp

@@ -0,0 +1,12 @@
+#include "SeerHistoryLineEdit.h"
+
+SeerHistoryLineEdit::SeerHistoryLineEdit (const QString& contents, QWidget* parent) : QHistoryLineEdit(contents, parent) {
+
+    QObject::connect(this,  &QHistoryLineEdit::lostFocus,      this, &QHistoryLineEdit::execute);
+}
+
+SeerHistoryLineEdit::SeerHistoryLineEdit (QWidget* parent) : QHistoryLineEdit(parent) {
+
+    QObject::connect(this,  &QHistoryLineEdit::lostFocus,      this, &QHistoryLineEdit::execute);
+}
+