QT: added a helper function to start a one-shot timer.

wb/lib/wb/qt/wb_gre_qt.cqt

@@ -50,8 +50,10 @@
 #include <QTimer>
 
 WGreQt::WGreQt(void* wg_parent_ctx, QWidget* wg_parent_wid, const char* name)
-    : WGre(wg_parent_ctx, 0), trace_obj(0)
+    : WGre(wg_parent_ctx, 0)
 {
+  trace_obj = new WGreQtTraceObject(this);
+  trace_timerid = new QTimer(trace_obj);
   ctx_init();
   debug_print("creating a scrolledflowwidgetqt\n");
   form_widget = scrolledflowwidgetqt_new(init_flow, this, &flow_widget);
@@ -81,11 +83,7 @@ void WGreQtTraceObject::trace_scan()
 {
   if (wgre->trace_started) {
     flow_TraceScan(wgre->flow_ctx);
-
-    trace_timerid = new QTimer(this);
-    trace_timerid->setSingleShot(true);
-    connect(trace_timerid, SIGNAL(timeout()), this, SLOT(trace_scan()));
-    trace_timerid->start(500);
+    initOneShotTimer(wgre->trace_timerid, SLOT(trace_scan()), 500);
   }
 }
 
@@ -99,7 +97,7 @@ void WGreQt::trace_stop()
 {
   if (trace_started) {
     trace_started = 0;
-    delete trace_obj;
+    trace_timerid->stop();
   }
 }
 

wb/lib/wb/qt/wb_gre_qt.h

@@ -53,6 +53,8 @@ public:
   QWidget* nav_shell;
   QWidget* nav_widget;
 
+  QTimer* trace_timerid;
+
   WGreQt(void* parent_ctx, QWidget* parent_wid, const char* name);
   ~WGreQt();
 
@@ -80,7 +82,6 @@ public slots:
 
 private:
   WGreQt* wgre;
-  QTimer* trace_timerid;
 };
 
 #endif
\ No newline at end of file

wb/lib/wb/qt/wb_wnav_qt.cqt

@@ -171,17 +171,16 @@ void WNavQt::trace_start()
   trace_obj->trace_scan();
 }
 
-void WNavQtTraceObject::trace_scan()
+WNavQtTraceObject::WNavQtTraceObject(WNavQt* parent) : QObject(), wnav(parent)
 {
-  int time = 1000;
+  trace_timerid = new QTimer(this);
+}
 
+void WNavQtTraceObject::trace_scan()
+{
   if (wnav->trace_started) {
     brow_TraceScan(wnav->brow->ctx);
-
-    trace_timerid = new QTimer(this);
-    trace_timerid->setSingleShot(true);
-    connect(trace_timerid, SIGNAL(timeout()), this, SLOT(trace_scan()));
-    trace_timerid->start(time);
+    initOneShotTimer(trace_timerid, SLOT(trace_scan()), 1000);
   }
 }
 

wb/lib/wb/qt/wb_wnav_qt.h

@@ -112,9 +112,7 @@ class WNavQtTraceObject : public QObject {
   Q_OBJECT
 
 public:
-  WNavQtTraceObject(WNavQt* parent) : QObject(), wnav(parent)
-  {
-  }
+  WNavQtTraceObject(WNavQt* parent);
 
 public slots:
   void trace_scan();

wb/lib/wb/qt/wb_wtt_qt.cqt

@@ -71,7 +71,6 @@
 #include <QMessageBox>
 #include <QPushButton>
 #include <QScrollArea>
-#include <QTimer>
 #include <QVBoxLayout>
 
 #define WTT_PALETTE_WIDTH 160
@@ -544,20 +543,12 @@ void WttQt::menu_setup()
 
 void WttQt::set_selection_owner()
 {
-  selection_timerid = new QTimer();
-  selection_timerid->setSingleShot(true);
-  QObject::connect(selection_timerid, SIGNAL(timeout()), toplevel,
-      SLOT(set_selection_owner_proc()));
-  selection_timerid->start(200);
+  initOneShotTimer(selection_timerid, SLOT(set_selection_owner_proc()), 200);
 }
 
 void WttQt::set_palette_selection_owner()
 {
-  selection_timerid = new QTimer();
-  selection_timerid->setSingleShot(true);
-  QObject::connect(selection_timerid, SIGNAL(timeout()), toplevel,
-      SLOT(set_palette_selection_owner_proc()));
-  selection_timerid->start(200);
+  initOneShotTimer(selection_timerid, SLOT(set_palette_selection_owner_proc()), 200);
 }
 
 void WttQtWidget::set_selection_owner_proc()
@@ -565,7 +556,7 @@ void WttQtWidget::set_selection_owner_proc()
   // Delay call to own selection, to make it possible to paste previous
   // selection
   // to value inputwith MB2
-  wtt->selection_timerid = 0;
+  wtt->selection_timerid->stop();
   if (wtt->focused_wnav) {
     wtt->focused_wnav->set_selection_owner();
   }
@@ -576,7 +567,7 @@ void WttQtWidget::set_palette_selection_owner_proc()
   // Delay call to own selection, to make it possible to paste previous
   // selection
   // to value inputwith MB2
-  wtt->selection_timerid = 0;
+  wtt->selection_timerid->stop();
   wtt->palette->set_selection_owner();
 }
 
@@ -1735,7 +1726,7 @@ WttQt::WttQt(void* wt_parent_ctx, QWidget* wt_parent_wid, const char* wt_name,
     : Wtt(wt_parent_ctx, wt_name, iconname, wt_wbctx, wt_volid, wt_volctx,
           root_menu, status),
       boot_dia(0), options_form(0), set_focus_disabled(0), disfocus_timerid(0),
-      selection_timerid(0), avoid_deadlock(0), realized(0)
+      avoid_deadlock(0), realized(0)
 {
   int window_width = 900;
   int window_height = 800;
@@ -1909,6 +1900,8 @@ WttQt::WttQt(void* wt_parent_ctx, QWidget* wt_parent_wid, const char* wt_name,
   toplevel->setWindowTitle(fl(title));
   toplevel->setAttribute(Qt::WA_DeleteOnClose);
 
+  selection_timerid = new QTimer(toplevel);
+
   CoWowQt::SetWindowIcon(toplevel);
 
   QMenuBar* menu_bar = new QMenuBar();
@@ -2322,10 +2315,6 @@ WttQt::~WttQt()
     (close_cb)(this);
   }
 
-  if (selection_timerid) {
-    delete selection_timerid;
-  }
-
   wnav->closing_down = 1;
   wnavnode->closing_down = 1;
   if (mcp) {

xtt/lib/cow/qt/cow_qt_helpers.cpp

@@ -43,6 +43,7 @@
 #include <QLayout>
 #include <QMenu>
 #include <QShowEvent>
+#include <QTimer>
 #include <QToolButton>
 
 void print_time(FILE* stream, int fulldate)
@@ -358,4 +359,11 @@ QFrame* wrapInFrame(QFrame* widget)
   layout->addWidget(widget);
   frame->setLayout(layout);
   return frame;
-}
\ No newline at end of file
+}
+
+void initOneShotTimer(QTimer* timer, const char* slot, int time)
+{
+  timer->setSingleShot(true);
+  QObject::connect(timer, SIGNAL(timeout()), timer->parent(), slot);
+  timer->start(time);
+}

xtt/lib/cow/qt/cow_qt_helpers.h

@@ -110,4 +110,6 @@ void add_expanding(QLayout* layout, QLayout* widget);
 
 QFrame* wrapInFrame(QFrame* widget);
 
+void initOneShotTimer(QTimer* timer, const char* slot, int time);
+
 #endif // QT_HELPERS_H

xtt/lib/cow/qt/cow_rtmon_qt.cqt

@@ -50,6 +50,7 @@
 #include <QMenuBar>
 #include <QPalette>
 #include <QPushButton>
+#include <QTimer>
 #include <QVBoxLayout>
 
 void RtMonQtWidget::closeEvent(QCloseEvent* event)

xtt/lib/cow/qt/cow_rtmon_qt.h

@@ -45,7 +45,6 @@
 
 #include <QAction>
 #include <QLabel>
-#include <QTimer>
 #include <QWidget>
 
 class RtMonQtWidget;

xtt/lib/cow/qt/cow_statusmon_nodelistnav_qt.cqt

@@ -43,6 +43,7 @@
 #include "flow_browwidget_qt.h"
 
 #include <QApplication>
+#include <QTimer>
 
 NodelistNavQt::NodelistNavQt(void* nodelist_parent_ctx,
     QWidget* nodelist_parent_wid, MsgWindow* nodelist_msg_window,
@@ -87,6 +88,12 @@ void NodelistNavQt::trace_start()
   trace_obj->trace_scan();
 }
 
+NodelistNavQtTraceObject::NodelistNavQtTraceObject(NodelistNavQt* parent)
+    : QWidget(), nodelistnav(parent)
+{
+  trace_timerid = new QTimer(this);
+}
+
 void NodelistNavQtTraceObject::trace_scan()
 {
   if (nodelistnav->trace_started) {
@@ -94,9 +101,6 @@ void NodelistNavQtTraceObject::trace_scan()
 
     brow_TraceScan(nodelistnav->brow->ctx);
 
-    trace_timerid = new QTimer();
-    trace_timerid->setSingleShot(true);
-    connect(trace_timerid, SIGNAL(timeout()), this, SLOT(trace_scan()));
-    trace_timerid->start(nodelistnav->scantime);
+    initOneShotTimer(trace_timerid, SLOT(trace_scan()), nodelistnav->scantime);
   }
 }
\ No newline at end of file

xtt/lib/cow/qt/cow_statusmon_nodelistnav_qt.h

@@ -45,7 +45,6 @@
 #include "cow_statusmon_nodelistnav.h"
 #endif
 
-#include <QTimer>
 #include <QWidget>
 
 class NodelistNavQtTraceObject;
@@ -75,10 +74,7 @@ class NodelistNavQtTraceObject : public QWidget {
   Q_OBJECT
 
 public:
-  NodelistNavQtTraceObject(NodelistNavQt* parent)
-      : QWidget(), nodelistnav(parent)
-  {
-  }
+  NodelistNavQtTraceObject(NodelistNavQt* parent);
 
 public slots:
   void trace_scan();

xtt/lib/cow/qt/cow_wow_qt.cqt

@@ -537,6 +537,7 @@ CoWowTimer* CoWowQt::timer_new()
 CoWowTimerQt::CoWowTimerQt()
 {
   object = new CoWowTimerQtObject(this);
+  timer = new QTimer(object);
 }
 
 CoWowTimerQt::~CoWowTimerQt()
@@ -549,10 +550,7 @@ void CoWowTimerQt::add(int time, void (*callback)(void*), void* data)
 {
   m_callback = callback;
   m_data = data;
-  timer = new QTimer(object);
-  timer->setSingleShot(true);
-  QObject::connect(timer, SIGNAL(timeout()), object, SLOT(timer_cb()));
-  timer->start(time);
+  initOneShotTimer(timer, SLOT(timer_cb()), time);
 }
 
 void CoWowTimerQt::remove()
@@ -605,10 +603,7 @@ void CoWowFocusTimerQt::disable(int time)
   if (request_cnt > 1) {
     request_cnt = 0;
   }
-  timer = new QTimer();
-  timer->setSingleShot(true);
-  connect(timer, SIGNAL(timeout()), this, SLOT(enable_set_focus()));
-  timer->start(time);
+  initOneShotTimer(timer, SLOT(enable_set_focus()), time);
 }
 
 int CoWowFocusTimerQt::disabled()
@@ -624,12 +619,14 @@ void CoWowFocusTimerQt::enable_set_focus()
   request_cnt = 0;
 }
 
+CoWowFocusTimerQt::CoWowFocusTimerQt() : set_focus_disabled(0), request_cnt(0)
+{
+  timer = new QTimer(this);
+}
+
 CoWowFocusTimerQt::~CoWowFocusTimerQt()
 {
   debug_print("CoWowFocusTimerQt::~CoWowFocusTimerQt\n");
-  if (set_focus_disabled) {
-    delete timer;
-  }
 }
 
 void CoWowQt::SetWindowIcon(QWidget* w)
@@ -971,10 +968,7 @@ void CoWowQtObject::wait_cb()
 
 void CoWowQt::Wait(float time)
 {
-  m_wait_timerid = new QTimer(object);
-  m_wait_timerid->setSingleShot(true);
-  QObject::connect(m_wait_timerid, SIGNAL(timeout()), object, SLOT(wait_cb()));
-  m_wait_timerid->start(int(time * 1000));
+  initOneShotTimer(m_wait_timerid, SLOT(wait_cb()), int(time * 1000));
 }
 
 void CoWowQt::CreateBrowPrintDialogQt(const char* title, void* brow_ctx,
@@ -1082,6 +1076,7 @@ void CoWowQt::update_title(QWidget* w, int editmode)
 CoWowQt::CoWowQt(QWidget* parent)
 {
   object = new CoWowQtObject(parent);
+  m_wait_timerid = new QTimer(object);
 }
 
 CoWowQt::~CoWowQt()

xtt/lib/cow/qt/cow_wow_qt.h

@@ -99,10 +99,7 @@ class CoWowFocusTimerQt : public QObject {
   Q_OBJECT
 
 public:
-  CoWowFocusTimerQt() : set_focus_disabled(0), request_cnt(0), timer(0)
-  {
-  }
-
+  CoWowFocusTimerQt();
   ~CoWowFocusTimerQt();
   void disable(int time);
   int disabled();

xtt/lib/flow/qt/flow_browwidget_qt.cpp

@@ -45,15 +45,8 @@ static void scroll_callback(flow_sScroll* data)
   widget_sScroll* scroll_data = (widget_sScroll*)data->scroll_data;
   QtScrollWidgetFlow* brow = ((QtScrollWidgetFlow*)scroll_data->parent);
 
-  if (brow->scroll_timerid) {
-    delete brow->scroll_timerid;
-  }
+  initOneShotTimer(brow->scroll_timerid, SLOT(scroll_callback_cb()), 200);
 
-  brow->scroll_timerid = new QTimer();
-  brow->scroll_timerid->setSingleShot(true);
-  QObject::connect(brow->scroll_timerid, SIGNAL(timeout()), brow,
-      SLOT(scroll_callback_cb()));
-  brow->scroll_timerid->start(200);
   brow->scroll_data = *data;
 }
 

xtt/lib/flow/qt/flow_draw_qt.cqt

@@ -52,6 +52,7 @@
 #include <QApplication>
 #include <QBitmap>
 #include <QKeyEvent>
+#include <QTimer>
 
 #define DRAW_PRESS_PIX 9
 
@@ -191,10 +192,6 @@ FlowDrawQt::~FlowDrawQt()
 
   basectx->set_nodraw();
   delete basectx;
-
-  if (timer_id) {
-    delete timer_id;
-  }
 }
 
 int FlowDrawQt::create_secondary_ctx(FlowCtx* flow_ctx,
@@ -256,9 +253,10 @@ void FlowDrawQt::delete_secondary_ctx(FlowCtx* ctx)
 FlowDrawQt::FlowDrawQt(QWidget* x_toplevel, void** flow_ctx,
     int (*init_proc)(QWidget* w, FlowCtx* ctx, void* client_data),
     void* client_data, flow_eCtxType type)
-    : toplevel(x_toplevel), nav_toplevel(0), window(0), nav_window(0),
-      timer_id(0), closing_down(0)
+    : toplevel(x_toplevel), nav_toplevel(0), window(0), nav_window(0), closing_down(0)
 {
+  timer_id = new QTimer(this);
+
   if (type == flow_eCtxType_Brow) {
     basectx = (FlowCtx*)new BrowCtx("Claes context", 20);
   } else {
@@ -1624,8 +1622,7 @@ bool FlowDrawQt::draw_timer_cb()
 
 bool FlowDrawQt::event_timer_cb()
 {
-  delete timer_id;
-  timer_id = 0;
+  timer_id->stop();
   event_handler(last_event);
   return FALSE;
 }
@@ -1633,8 +1630,7 @@ bool FlowDrawQt::event_timer_cb()
 void FlowDrawQt::cancel_event_timer()
 {
   if (timer_id) {
-    delete timer_id;
-    timer_id = 0;
+    timer_id->stop();
   }
 }
 
@@ -1645,10 +1641,7 @@ void FlowDrawQt::event_timer(QMouseEvent *event)
   }
   last_event = new QMouseEvent(event->type(), event->pos(), event->globalPos(), event->button(), event->buttons(), event->modifiers());
 
-  timer_id = new QTimer();
-  timer_id->setSingleShot(true);
-  connect(timer_id, SIGNAL(timeout()), this, SLOT(event_timer_cb()));
-  timer_id->start(200);
+  initOneShotTimer(timer_id, SLOT(event_timer_cb()), 200);
 }
 
 void FlowDrawQt::set_timer(
@@ -1657,11 +1650,9 @@ void FlowDrawQt::set_timer(
   timer_cb = new flow_draw_sTimerCb();
   timer_cb->ctx = ctx;
   timer_cb->callback_func = callback_func;
+  timer_cb->timer_id = new QTimer(this);
 
-  timer_cb->timer_id = new QTimer();
-  timer_cb->timer_id->setSingleShot(true);
-  connect(timer_cb->timer_id, SIGNAL(timeout()), this, SLOT(draw_timer_cb()));
-  timer_cb->timer_id->start(time_ms);
+  initOneShotTimer(timer_cb->timer_id, SLOT(draw_timer_cb()), time_ms);
 
   *id = (void*)timer_cb;
 }

xtt/lib/flow/qt/flow_draw_qt.h

@@ -42,7 +42,6 @@
 #include <QColor>
 #include <QEvent>
 #include <QPainter>
-#include <QTimer>
 #include <QWidget>
 
 typedef struct {

xtt/lib/flow/qt/flow_scroll_widget_qt.cqt

@@ -45,6 +45,8 @@
 
 #include "flow_scroll_widget_qt.h"
 
+#include <QTimer>
+
 void QtScrollWidgetFlow::createBuffer(QSize size)
 {
   this->image = QImage(size, QImage::Format_RGB32);
@@ -63,6 +65,7 @@ void QtScrollWidgetFlow::init(unsigned int eCtxType,
   this->init_proc = init_proc;
   this->init_widget_proc = init_proc2;
   this->client_data = client_data;
+  this->scroll_timerid = new QTimer(this);
 }
 
 QWidget* QtScrollWidgetFlow::initScroll(unsigned int eCtxType,
@@ -76,6 +79,7 @@ QWidget* QtScrollWidgetFlow::initScroll(unsigned int eCtxType,
   this->init_proc = init_proc;
   this->init_widget_proc = init_proc2;
   this->client_data = client_data;
+  this->scroll_timerid = new QTimer(this);
   QScrollArea* form = new QScrollArea();
   scroll_h = form->horizontalScrollBar();
   scroll_v = form->verticalScrollBar();
@@ -95,6 +99,7 @@ void QtScrollWidgetFlow::init(unsigned int eCtxType, QWidget* main)
   setFocusPolicy(Qt::StrongFocus);
   setMouseTracking(true);
   this->ctxType = eCtxType;
+  this->scroll_timerid = new QTimer(this);
   is_navigator = 1;
   main_widget = main;
 }
@@ -104,7 +109,7 @@ void QtScrollWidgetFlow::scroll_callback_cb()
   flow_sScroll* data = &this->scroll_data;
   widget_sScroll* scroll_data = (widget_sScroll*)data->scroll_data;
 
-  scroll_timerid = 0;
+  scroll_timerid->stop();
 
   if (data->total_width <= data->window_width) {
     if (data->offset_x == 0) {
@@ -217,9 +222,6 @@ void QtScrollWidgetFlow::closeEvent(QCloseEvent* event)
   debug_print("QtScrollWidgetFlow::closeEvent\n");
   if (!destroyed) {
     destroyed = 1;
-    if (scroll_timerid) {
-      delete scroll_timerid;
-    }
     if (is_navigator && parent_ctx) {
       if (!((QtScrollWidgetFlow*)main_widget)->destroyed) {
         ((FlowCtx*)parent_ctx)->no_nav = 1;

xtt/lib/flow/qt/flow_widget_qt.cpp

@@ -44,15 +44,8 @@ static void scroll_callback(flow_sScroll* data)
   widget_sScroll* scroll_data = (widget_sScroll*)data->scroll_data;
   QtScrollWidgetFlow* flow = ((QtScrollWidgetFlow*)scroll_data->parent);
 
-  if (flow->scroll_timerid) {
-    delete flow->scroll_timerid;
-  }
+  initOneShotTimer(flow->scroll_timerid, SLOT(scroll_callback_cb()), 200);
 
-  flow->scroll_timerid = new QTimer();
-  flow->scroll_timerid->setSingleShot(true);
-  QObject::connect(flow->scroll_timerid, SIGNAL(timeout()), flow,
-      SLOT(scroll_callback_cb()));
-  flow->scroll_timerid->start(200);
   flow->scroll_data = *data;
 }
 

xtt/lib/ge/qt/ge_attrnav_qt.cqt

@@ -42,6 +42,8 @@
 
 #include "ge_attrnav_qt.h"
 
+#include <QTimer>
+
 AttrNavQt::AttrNavQt(void* xn_parent_ctx, QWidget* xn_parent_wid,
     attr_eType xn_type, const char* xn_name, attr_sItem* xn_itemlist,
     int xn_item_cnt, QWidget** w, pwr_tStatus* status)
@@ -75,23 +77,22 @@ void AttrNavQt::trace_start()
   trace_obj->trace_scan();
 }
 
+AttrNavQtTraceObject::AttrNavQtTraceObject(AttrNavQt* parent) : QObject(), attrnav(parent)
+{
+  trace_timerid = new QTimer(this);
+}
+
 AttrNavQtTraceObject::~AttrNavQtTraceObject()
 {
   debug_print("AttrNavQtTraceObject::~AttrNavQtTraceObject\n");
-  delete trace_timerid;
 }
 
 void AttrNavQtTraceObject::trace_scan()
 {
-  int time = 200;
-
   if (attrnav->trace_started) {
     brow_TraceScan(attrnav->brow->ctx);
 
-    trace_timerid = new QTimer();
-    trace_timerid->setSingleShot(true);
-    connect(trace_timerid, SIGNAL(timeout()), this, SLOT(trace_scan()));
-    trace_timerid->start(time);
+    initOneShotTimer(trace_timerid, SLOT(trace_scan()), 200);
   }
 }
 

xtt/lib/ge/qt/ge_attrnav_qt.h

@@ -44,7 +44,6 @@
 #endif
 
 #include <QObject>
-#include <QTimer>
 #include <QWidget>
 
 class AttrNavQtTraceObject;
@@ -72,9 +71,7 @@ class AttrNavQtTraceObject : public QObject {
   Q_OBJECT
 
 public:
-  AttrNavQtTraceObject(AttrNavQt* parent) : QObject(), attrnav(parent)
-  {
-  }
+  AttrNavQtTraceObject(AttrNavQt* parent);
   ~AttrNavQtTraceObject();
 
 public slots:

xtt/lib/ge/qt/ge_graph_qt.cqt

@@ -41,6 +41,8 @@
 #include "ge_graph_qt.h"
 #include "ge_attr_qt.h"
 
+#include <QTimer>
+
 GraphQt::GraphQt(void* xn_parent_ctx, QWidget* xn_parent_wid,
     const char* xn_name, QWidget** w, pwr_tStatus* status,
     const char* xn_default_path, graph_eMode graph_mode, int scrollbar,
@@ -53,6 +55,7 @@ GraphQt::GraphQt(void* xn_parent_ctx, QWidget* xn_parent_wid,
       parent_wid(xn_parent_wid)
 {
   trace_obj = new GraphQtTraceObject(this);
+  trace_timerid = new QTimer(trace_obj);
 
   default_access = xn_default_access;
   if (scrollbar) {
@@ -105,8 +108,7 @@ GraphQt::~GraphQt()
 void GraphQt::trace_timer_remove()
 {
   delete trace_obj;
-  delete trace_timerid;
-  trace_timerid = 0;
+  trace_timerid->stop();
 }
 
 void GraphQtTraceObject::trace_scan()
@@ -116,11 +118,7 @@ void GraphQtTraceObject::trace_scan()
 
 void GraphQt::trace_timer_add(int time)
 {
-  trace_timerid = new QTimer();
-  trace_timerid->setSingleShot(true);
-  QObject::connect(
-      trace_timerid, SIGNAL(triggered()), trace_obj, SLOT(trace_scan()));
-  trace_timerid->start(time);
+  initOneShotTimer(trace_timerid, SLOT(trace_scan()),time);
 }
 
 int GraphQt::create_navigator(QWidget* parent)

xtt/lib/ge/qt/ge_graph_qt.h

@@ -46,7 +46,6 @@
 #include "ge_graph.h"
 #endif
 
-#include <QTimer>
 #include <QWidget>
 
 class GraphQtTraceObject;
@@ -113,7 +112,6 @@ public slots:
 
 private:
   GraphQt* graph;
-  QTimer* trace_timerid;
 };
 
 #endif
\ No newline at end of file

xtt/lib/ge/qt/ge_subgraphs_qt.cqt

@@ -46,6 +46,7 @@
 #include "ge_subgraphs_qt.h"
 
 #include <QMenuBar>
+#include <QTimer>
 #include <QVBoxLayout>
 
 void SubGraphsQtWidget::closeEvent(QCloseEvent* event)
@@ -185,17 +186,18 @@ void SubGraphsQt::trace_start()
   toplevel->trace_scan();
 }
 
-void SubGraphsQtWidget::trace_scan()
+SubGraphsQtWidget::SubGraphsQtWidget(SubGraphsQt* parent_ctx, QWidget* parent)
+    : QWidget(), subgraphs(parent_ctx)
 {
-  int time = 200;
+  trace_timerid = new QTimer(this);
+}
 
+void SubGraphsQtWidget::trace_scan()
+{
   if (subgraphs->trace_started) {
     brow_TraceScan(subgraphs->brow->ctx);
 
-    trace_timerid = new QTimer(this);
-    trace_timerid->setSingleShot(true);
-    connect(trace_timerid, SIGNAL(timeout()), this, SLOT(trace_scan()));
-    trace_timerid->start(time);
+    initOneShotTimer(trace_timerid, SLOT(trace_scan()), 200);
   }
 }
 

xtt/lib/ge/qt/ge_subgraphs_qt.h

@@ -41,7 +41,6 @@
 #include "ge_subgraphs.h"
 #endif
 
-#include <QTimer>
 #include <QWidget>
 
 /*! \file ge_subgraphs_qt.h
@@ -74,10 +73,7 @@ class SubGraphsQtWidget : public QWidget {
   Q_OBJECT
 
 public:
-  SubGraphsQtWidget(SubGraphsQt* parent_ctx, QWidget* parent)
-      : QWidget(), subgraphs(parent_ctx)
-  {
-  }
+  SubGraphsQtWidget(SubGraphsQt* parent_ctx, QWidget* parent);
 
 protected:
   void focusInEvent(QFocusEvent* event);

xtt/lib/glow/qt/glow_colpalwidget_qt.cpp

@@ -45,15 +45,8 @@ static void scroll_callback(glow_sScroll* data)
   widget_sScroll* scroll_data = (widget_sScroll*)data->scroll_data;
   QtScrollWidgetGlow* colpal = ((QtScrollWidgetGlow*)scroll_data->parent);
 
-  if (colpal->scroll_timerid) {
-    delete colpal->scroll_timerid;
-  }
+  initOneShotTimer(colpal->scroll_timerid, SLOT(scroll_callback_cb()), 200);
 
-  colpal->scroll_timerid = new QTimer();
-  colpal->scroll_timerid->setSingleShot(true);
-  QObject::connect(colpal->scroll_timerid, SIGNAL(timeout()), colpal,
-      SLOT(scroll_callback_cb()));
-  colpal->scroll_timerid->start(200);
   colpal->scroll_data = *data;
 }
 

xtt/lib/glow/qt/glow_curvewidget_qt.cpp

@@ -44,15 +44,8 @@ static void scroll_callback(glow_sScroll* data)
   widget_sScroll* scroll_data = (widget_sScroll*)data->scroll_data;
   CurveWidgetQt* curve = ((CurveWidgetQt*)scroll_data->parent);
 
-  if (curve->scroll_timerid) {
-    delete curve->scroll_timerid;
-  }
+  initOneShotTimer(curve->scroll_timerid, SLOT(scroll_callback_cb()), 200);
 
-  curve->scroll_timerid = new QTimer();
-  curve->scroll_timerid->setSingleShot(true);
-  QObject::connect(curve->scroll_timerid, SIGNAL(timeout()), curve,
-      SLOT(scroll_callback_cb()));
-  curve->scroll_timerid->start(200);
   curve->scroll_data = *data;
 }
 

xtt/lib/glow/qt/glow_draw_qt.cqt

@@ -61,6 +61,7 @@
 #include <QColorDialog>
 #include <QKeyEvent>
 #include <QMouseEvent>
+#include <QTimer>
 
 #define DRAW_PRESS_PIX 9
 
@@ -303,10 +304,6 @@ GlowDrawQt::~GlowDrawQt()
   if (nav_wind->background_pixmap) {
     delete nav_wind->background_pixmap;
   }
-
-  if (timer_id) {
-    delete timer_id;
-  }
 }
 
 int GlowDrawQt::init_nav(QWidget* nav_widget)
@@ -327,8 +324,9 @@ int GlowDrawQt::init_nav(QWidget* nav_widget)
 GlowDrawQt::GlowDrawQt(QWidget* toplevel, void** glow_ctx,
     int (*init_proc)(QWidget* w, GlowCtx* ctx, void* client_data),
     void* client_data, glow_eCtxType type)
-    : timer_id(0), click_sensitivity(0), closing_down(0)
+    : click_sensitivity(0), closing_down(0)
 {
+  timer_id = new QTimer(this);
   m_wind = new DrawWindQt();
   nav_wind = new DrawWindQt();
   nav_wind->is_nav = 1;
@@ -1591,18 +1589,14 @@ bool GlowDrawQt::draw_timer_cb()
 
 bool GlowDrawQt::event_timer_cb()
 {
-  delete timer_id;
-  timer_id = 0;
+  timer_id->stop();
   event_handler(last_event);
   return FALSE;
 }
 
 void GlowDrawQt::cancel_event_timer()
 {
-  if (timer_id) {
-    delete timer_id;
-    timer_id = 0;
-  }
+  timer_id->stop();
 }
 
 void GlowDrawQt::event_timer(QMouseEvent *event)
@@ -1612,10 +1606,7 @@ void GlowDrawQt::event_timer(QMouseEvent *event)
   }
   last_event = new QMouseEvent(event->type(), event->pos(), event->globalPos(), event->button(), event->buttons(), event->modifiers());
 
-  timer_id = new QTimer();
-  timer_id->setSingleShot(true);
-  QObject::connect(timer_id, SIGNAL(timeout()), this, SLOT(event_timer_cb()));
-  timer_id->start(200);
+  initOneShotTimer(timer_id, SLOT(event_timer_cb()), 200);
 }
 
 void GlowDrawQt::set_timer(GlowCtx* paintertx, int time_ms,
@@ -1624,11 +1615,9 @@ void GlowDrawQt::set_timer(GlowCtx* paintertx, int time_ms,
   timer_cb = new glow_draw_sTimerCb();
   timer_cb->ctx = paintertx;
   timer_cb->callback_func = callback_func;
+  timer_cb->timer_id = new QTimer(this);
 
-  timer_cb->timer_id = new QTimer();
-  timer_cb->timer_id->setSingleShot(true);
-  connect(timer_cb->timer_id, SIGNAL(timeout()), this, SLOT(draw_timer_cb()));
-  timer_cb->timer_id->start(time_ms);
+  initOneShotTimer(timer_cb->timer_id, SLOT(draw_timer_cb()), time_ms);
 
   *id = (void*)timer_cb;
 }

xtt/lib/glow/qt/glow_draw_qt.h

@@ -49,7 +49,6 @@
 #include <QPixmap>
 #include <QPoint>
 #include <QRect>
-#include <QTimer>
 #include <QWidget>
 
 #define DRAW_CLIP_SIZE 10

xtt/lib/glow/qt/glow_growwidget_qt.cpp

@@ -45,15 +45,8 @@ static void scroll_callback(glow_sScroll* data)
   widget_sScroll* scroll_data = (widget_sScroll*)data->scroll_data;
   QtScrollWidgetGlow* grow = ((QtScrollWidgetGlow*)scroll_data->parent);
 
-  if (grow->scroll_timerid) {
-    delete grow->scroll_timerid;
-  }
+  initOneShotTimer(grow->scroll_timerid, SLOT(scroll_callback_cb()), 200);
 
-  grow->scroll_timerid = new QTimer();
-  grow->scroll_timerid->setSingleShot(true);
-  QObject::connect(grow->scroll_timerid, SIGNAL(timeout()), grow,
-      SLOT(scroll_callback_cb()));
-  grow->scroll_timerid->start(200);
   grow->scroll_data = *data;
 }
 

xtt/lib/glow/qt/glow_scroll_widget_qt.cqt

@@ -46,6 +46,7 @@
 #include "glow_scroll_widget_qt.h"
 
 #include <QPainter>
+#include <QTimer>
 
 void QtScrollWidgetGlow::createBuffer(QSize size)
 {
@@ -65,6 +66,7 @@ void QtScrollWidgetGlow::init(unsigned int eCtxType,
   this->init_proc = init_proc;
   this->init_widget_proc = init_proc2;
   this->client_data = client_data;
+  this->scroll_timerid = new QTimer(this);
 }
 
 QWidget* QtScrollWidgetGlow::initScroll(unsigned int eCtxType,
@@ -78,6 +80,7 @@ QWidget* QtScrollWidgetGlow::initScroll(unsigned int eCtxType,
   this->init_proc = init_proc;
   this->init_widget_proc = init_proc2;
   this->client_data = client_data;
+  this->scroll_timerid = new QTimer(this);
 
   QScrollArea* form = new QScrollArea();
   scroll_h = form->horizontalScrollBar();
@@ -98,6 +101,7 @@ void QtScrollWidgetGlow::init(unsigned int eCtxType, QWidget* main)
   setFocusPolicy(Qt::StrongFocus);
   setMouseTracking(true);
   this->ctxType = eCtxType;
+  this->scroll_timerid = new QTimer(this);
   is_navigator = 1;
   main_widget = main;
 }
@@ -252,6 +256,7 @@ void QtScrollWidgetGlow::handleEvent(QEvent* event)
 bool QtScrollWidgetGlow::event(QEvent* event)
 {
   if (event->type() == QEvent::Resize) {
+    emit resize_signal((QResizeEvent*)event);
     createBuffer(((QResizeEvent*)event)->size());
   }
   if (!is_realized

xtt/lib/glow/qt/glow_scroll_widget_qt.h

@@ -112,6 +112,9 @@ public slots:
   void scroll_h_action(int value);
   void scroll_v_action(int value);
   void scroll_callback_cb();
+
+signals:
+  void resize_signal(QResizeEvent*);
 };
 
 #endif // GLOW_SCROLL_WIDGET_QT_H
\ No newline at end of file

xtt/lib/xtt/qt/xtt_methodtoolbar_qt.cqt

@@ -49,12 +49,13 @@
 #include "xtt_methodtoolbar_qt.h"
 #include "xtt_xnav.h"
 
+#include <QTimer>
+
 XttMethodToolbarQt::XttMethodToolbarQt(void* parent_ctx, void* xnav,
     unsigned int op_method_mask, unsigned int mnt_method_mask,
     const char* tooltip_suffix)
     : XttMethodToolbar(
-          parent_ctx, xnav, op_method_mask, mnt_method_mask, tooltip_suffix),
-      m_timerid(0)
+          parent_ctx, xnav, op_method_mask, mnt_method_mask, tooltip_suffix)
 {
   for (int i = 0; i < 64; i++) {
     m_cb[i].mt = this;
@@ -62,14 +63,12 @@ XttMethodToolbarQt::XttMethodToolbarQt(void* parent_ctx, void* xnav,
   }
 
   object = new XttMethodToolbarQtObject(this);
+  m_timerid = new QTimer(object);
 }
 
 XttMethodToolbarQt::~XttMethodToolbarQt()
 {
   debug_print("XttMethodToolbarQt::~XttMethodToolbarQt\n");
-  if (m_timerid) {
-    delete m_timerid;
-  }
   if (m_toolbar_w) {
     delete m_toolbar_w;
   }
@@ -157,20 +156,12 @@ QWidget* XttMethodToolbarQt::build()
 
 void XttMethodToolbarQt::set_sensitive()
 {
-  if (m_timerid) {
-    delete m_timerid;
-  }
-
-  m_timerid = new QTimer(object);
-  m_timerid->setSingleShot(true);
-  QObject::connect(
-      m_timerid, SIGNAL(triggered()), object, SLOT(set_sensitive_cb()));
-  m_timerid->start(400);
+  initOneShotTimer(m_timerid, SLOT(set_sensitive_cb()), 400);
 }
 
 void XttMethodToolbarQtObject::set_sensitive_cb()
 {
-  toolbar->m_timerid = 0;
+  toolbar->m_timerid->stop();
   toolbar->set_current_sensitive();
 }
 

xtt/lib/xtt/qt/xtt_methodtoolbar_qt.h

@@ -40,7 +40,6 @@
 #include "xtt_methodtoolbar.h"
 
 #include <QAction>
-#include <QTimer>
 #include <QToolBar>
 
 class XttMethodToolbarQt;