add: Reduce the rolling trigger sensitivity of logic analyzer

DSView/pv/appcontrol.cpp

@@ -26,6 +26,7 @@
 #include <QDir>
 #include <QCoreApplication>
 #include <QDebug>
+#include <QWidget>
 
 #include "devicemanager.h"
 #include "sigsession.h"
@@ -35,7 +36,8 @@
 AppControl::AppControl()
 {
     sr_ctx = NULL;
-
+    _topWindow = NULL;
+    
     _device_manager = new pv::DeviceManager();
     _session = new pv::SigSession(_device_manager);
 }
@@ -149,3 +151,11 @@ const char *AppControl::GetLastError()
     sr_log_loglevel_set(level);
 	srd_log_loglevel_set(level);
  }
+
+ bool AppControl::TopWindowIsMaximized()
+ {
+     if (_topWindow != NULL){
+         return _topWindow->isMaximized();
+     }
+     return false;
+ }

DSView/pv/appcontrol.h

@@ -24,6 +24,7 @@
 #include <string>
 
 struct sr_context;
+class QWidget;
 
 namespace pv{
     class DeviceManager;
@@ -54,11 +55,23 @@ public:
 
     void SetLogLevel(int level);
 
-    inline pv::SigSession*  GetSession()
-        { return _session;}
+    inline pv::SigSession*  GetSession(){
+        return _session;
+    }
 
-    inline pv::DeviceManager& GetDeviceManager()
-        { return *_device_manager;}
+    inline pv::DeviceManager& GetDeviceManager(){ 
+        return *_device_manager;
+    }
+
+    inline void SetTopWindow(QWidget *w){
+        _topWindow = w;
+    }
+
+    inline QWidget* GetTopWindow(){
+        return _topWindow;
+    }
+
+    bool TopWindowIsMaximized();
 
 public:
     std::string        _open_file_name; 
@@ -68,4 +81,5 @@ private:
     struct sr_context   *sr_ctx;
     pv::DeviceManager   *_device_manager;
     pv::SigSession      *_session;
+    QWidget             *_topWindow;
 };

DSView/pv/dsvdef.cpp

@@ -62,23 +62,6 @@ namespace DecoderDataFormat
 
 namespace app
 {
-    QWidget* get_app_window_instance(QWidget *ins, bool bSet){
-
-        static QWidget *g_ins = NULL;
-        if (bSet){
-            g_ins = ins;
-        }
-        return g_ins;
-    }
-
-    bool is_app_top_window(QWidget* w){
-         QWidget *top =get_app_window_instance(NULL, NULL);
-         if (top && top == w){
-             return true;
-         }
-         return false;
-      }
-
     void set_utf8(QTextStream &stream){
         #if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
         stream.setEncoding(QStringConverter::Utf8);      

DSView/pv/dsvdef.h

@@ -53,7 +53,7 @@ class QTextStream;
 
 #define RELEASE_ARRAY(a)   for (auto ptr : (a)){delete ptr;} (a).clear();
 
-#define ABS_VAL(x) (x>0?x:-x)
+#define ABS_VAL(x) ((x) > 0 ? (x) : -(x))
 
 namespace DecoderDataFormat
 {
@@ -71,10 +71,6 @@ namespace DecoderDataFormat
 
 namespace app
 {
-    QWidget* get_app_window_instance(QWidget *ins, bool bSet);
-
-    bool is_app_top_window(QWidget* w);
-
     void set_utf8(QTextStream &stream);
 }
 

DSView/pv/mainframe.cpp

@@ -47,6 +47,7 @@
 #include "dsvdef.h"
 #include "config/appconfig.h"
 #include "ui/msgbox.h"
+#include "appcontrol.h"
 
 #include <algorithm>
 
@@ -61,6 +62,8 @@ MainFrame::MainFrame()
     _titleBar = NULL;
     _mainWindow = NULL;
 
+    AppControl::Instance()->SetTopWindow(this);
+
     setAttribute(Qt::WA_TranslucentBackground);
     // Make this a borderless window which can't
     // be resized or moved via the window system
@@ -77,8 +80,6 @@ MainFrame::MainFrame()
     QIcon icon;
     icon.addFile(QString::fromUtf8(":/icons/logo.svg"), QSize(), QIcon::Normal, QIcon::Off);
     setWindowIcon(icon);
-
-    app::get_app_window_instance(this, true);
   
     // Title
     _titleBar = new toolbars::TitleBar(true, this);

DSView/pv/mainwindow.cpp

@@ -103,7 +103,7 @@ MainWindow::MainWindow(QWidget *parent) :
     _msg(NULL)
 {
     _control = AppControl::Instance();
-    _control->GetSession()->set_callback(this);
+    _control->GetSession()->set_callback(this);  
     _bFirstLoad = true;
 
 	setup_ui();

DSView/pv/toolbars/titlebar.cpp

@@ -32,6 +32,7 @@
 #include <QStyleOption>
 #include <assert.h>
 #include "../config/appconfig.h"
+#include "../appcontrol.h"
 
 #include "../dsvdef.h"
 
@@ -192,7 +193,8 @@ void TitleBar::mousePressEvent(QMouseEvent* event)
     {
         int x = event->pos().x();
         int y = event->pos().y(); 
-        bool bTopWidow = app::is_app_top_window(_parent);
+        
+        bool bTopWidow = AppControl::Instance()->GetTopWindow() == _parent;
         bool bClick = (x >= 6 && y >= 5 && x <= width() - 6);  //top window need resize hit check
  
         if (!bTopWidow || bClick ){

DSView/pv/ui/msgbox.cpp

@@ -25,6 +25,7 @@
 #include <QMessageBox>
 #include <QString>
 #include "../dsvdef.h"
+#include "../appcontrol.h"
 
 //QMessageBox::information(NULL, "Title", "Content",QMessageBox::Yes | QMessageBox::No, QMessageBox::Yes);
 //QMessageBox::information(NULL, "Title", "Content",QMessageBox::Yes|QMessageBox::No);
@@ -40,7 +41,7 @@ void MsgBox::Show(const char *title, const char *text, QWidget *parent)
     str.append(text);
 
     if (parent == NULL){
-        parent = app::get_app_window_instance(NULL, false);
+        parent = AppControl::Instance()->GetTopWindow();
     }
 
     pv::dialogs::DSMessageBox msg(parent, title);
@@ -59,8 +60,8 @@ bool MsgBox::Confirm(const char *text, QWidget *parent)
     str.append("\n");
     str.append(text);
 
-     if (parent == NULL){
-        parent = app::get_app_window_instance(NULL, false);
+    if (parent == NULL){
+        parent = AppControl::Instance()->GetTopWindow();
     }
 
     pv::dialogs::DSMessageBox msg(parent, "Question");

DSView/pv/view/viewport.cpp

@@ -44,6 +44,7 @@
  
 #include "../config/appconfig.h"
 #include "../dsvdef.h"
+#include "../appcontrol.h"
  
 using namespace std;
 
@@ -88,6 +89,7 @@ Viewport::Viewport(View &parent, View_type type) :
     _edge_hit = false;
     transfer_started = false;
     timer_cnt = 0;
+    _clickX = 0;
 
     // drag inertial
     _drag_strength = 0;
@@ -499,6 +501,7 @@ void Viewport::mousePressEvent(QMouseEvent *event)
 {
 	assert(event);
     
+    _clickX = event->globalPos().x();
 	_mouse_down_point = event->pos();
 	_mouse_down_offset = _view.offset();
     _drag_strength = 0;
@@ -757,6 +760,9 @@ void Viewport::mouseMoveEvent(QMouseEvent *event)
 void Viewport::mouseReleaseEvent(QMouseEvent *event)
 {
     assert(event);
+
+    bool quickScroll = AppConfig::Instance()._appOptions.quickScroll;
+    bool isMaxWindow = AppControl::Instance()->TopWindowIsMaximized();
     
     if (_type != TIME_VIEW){
         update();
@@ -769,7 +775,22 @@ void Viewport::mouseReleaseEvent(QMouseEvent *event)
                 _view.session().get_capture_state() == SigSession::Stopped) {
                 //priority 1
                 //try to quick scroll view...
-                if (_action_type == NO_ACTION && AppConfig::Instance()._appOptions.quickScroll) {
+                int curX = event->globalPos().x();
+                int moveLong = ABS_VAL(curX - _clickX);                
+                int maxWidth = this->geometry().width();
+                float mvk = (float) moveLong / (float)maxWidth;
+
+                if (quickScroll){
+                    quickScroll = false; 
+                    if (isMaxWindow && mvk > 0.5f){
+                        quickScroll = true;
+                    }
+                    else if (!isMaxWindow && mvk > 0.6f){
+                        quickScroll = true;
+                    }
+                }
+
+                if (_action_type == NO_ACTION && quickScroll) {
                     const double strength = _drag_strength*DragTimerInterval*1.0/_elapsed_time.elapsed();
                     if (_elapsed_time.elapsed() < 200 &&
                         abs(_drag_strength) < MinorDragOffsetUp &&

DSView/pv/view/viewport.h

@@ -217,10 +217,11 @@ private:
     int _dso_ym_start;
     int _dso_ym_end;
 
-    int _waiting_trig;
-    bool _dso_trig_moved;
-    bool _curs_moved;
-    bool _xcurs_moved;
+    int     _waiting_trig;
+    bool    _dso_trig_moved;
+    bool    _curs_moved;
+    bool    _xcurs_moved;
+    int     _clickX;
 };
 
 } // namespace view

libsigrokdecode4DSL/decoders/example/pd.py

@@ -134,8 +134,8 @@ class Decoder(srd.Decoder):
 
     # 解码函数，解码任务开始时由c底层代码调用
     # 这里不断循环等待所有采样数据被处理完成
-    # 下面的未例代码是想以一对向上边沿和向下边沿，输出它们的样品位置差值，
-    # 同时奇数次显示第二行，偶数次显示在第一行，我们只要指定了annotations里定义的序号
+    # 下面的示例代码是解析某一通道的数据，从向上边沿开始到向下边沿结束，输出它们的样品位置差值，
+    # 奇数次显示第二行，偶数次显示在第一行，我们只指定annotations里定义的序号
     # 软件会自动根据annotation_rows的设置，决定显示在哪一行
     def decode(self):
         # 次数计数