Some code improvements

This commit is contained in:
Markus Gans 2017-08-12 20:10:27 +02:00
parent 48e737818c
commit 2a85f7e977
15 changed files with 79 additions and 77 deletions

View File

@ -157,10 +157,9 @@ void FApplication::quit()
}
//----------------------------------------------------------------------
bool FApplication::sendEvent(FObject* receiver, FEvent* event)
bool FApplication::sendEvent ( const FObject* receiver
, const FEvent* event )
{
FWidget* widget;
if ( quit_now || app_exit_loop )
return false;
@ -170,11 +169,12 @@ bool FApplication::sendEvent(FObject* receiver, FEvent* event)
if ( ! receiver->isWidget() )
return false;
widget = static_cast<FWidget*>(receiver);
const FWidget* r_widget = static_cast<const FWidget*>(receiver);
FWidget* widget = const_cast<FWidget*>(r_widget);
if ( modal_dialogs > 0 )
{
FWidget* window;
const FWidget* window;
if ( widget->isWindowWidget() )
window = widget;
else
@ -206,19 +206,21 @@ bool FApplication::sendEvent(FObject* receiver, FEvent* event)
}
}
// throw away mouse events to disabled widgets
// Throw away mouse events for disabled widgets
if ( event->type() >= fc::MouseDown_Event
&& event->type() <= fc::MouseMove_Event
&& ! widget->isEnabled() )
return false;
// sends event event directly to receiver
FApplication* w = static_cast<FApplication*>(widget);
return w->event(event); // access to a protected base class member
// For access to a protected base class member
FApplication* w = const_cast<FApplication*>(static_cast<const FApplication*>(widget));
// Sends event event directly to receiver
return w->event(const_cast<FEvent*>(event));
}
//----------------------------------------------------------------------
void FApplication::queueEvent (FObject* receiver, FEvent* event)
void FApplication::queueEvent ( const FObject* receiver
, const FEvent* event )
{
if ( ! receiver )
return;
@ -255,7 +257,7 @@ bool FApplication::eventInQueue()
}
//----------------------------------------------------------------------
bool FApplication::removeQueuedEvent(FObject* receiver)
bool FApplication::removeQueuedEvent (const FObject* receiver)
{
bool retval;
eventQueue::iterator iter;
@ -666,7 +668,7 @@ void FApplication::processKeyboardEvent()
// windows keyboard accelerator
if ( ! accpt )
{
FWidget* window = active_window;
const FWidget* window = active_window;
if ( window )
accpt = processAccelerator (window);
@ -675,7 +677,7 @@ void FApplication::processKeyboardEvent()
// global keyboard accelerator
if ( ! accpt )
{
FWidget* root_widget = getRootWidget();
const FWidget* root_widget = getRootWidget();
if ( root_widget )
processAccelerator (root_widget);
@ -1022,7 +1024,7 @@ bool FApplication::processDialogSwitchAccelerator()
}
//----------------------------------------------------------------------
bool FApplication::processAccelerator (FWidget*& widget)
bool FApplication::processAccelerator (const FWidget*& widget)
{
bool accpt = false;

View File

@ -79,16 +79,16 @@ class FApplication : public FWidget
void exit_loop();
static void exit (int = 0);
void quit();
static bool sendEvent (FObject*, FEvent*);
static void queueEvent (FObject*, FEvent*);
static bool sendEvent (const FObject*, const FEvent*);
static void queueEvent (const FObject*, const FEvent*);
static void sendQueuedEvents ();
static bool eventInQueue();
static bool removeQueuedEvent(FObject*);
static bool removeQueuedEvent(const FObject*);
static void print_cmd_Options();
private:
// Typedefs and Enumerations
typedef std::pair<FObject*,FEvent*> eventPair;
typedef std::pair<const FObject*, const FEvent*> eventPair;
typedef std::deque<eventPair> eventQueue;
enum btn_state
@ -133,7 +133,7 @@ class FApplication : public FWidget
int linuxModifierKeyCorrection (int& key);
#endif
bool processDialogSwitchAccelerator();
bool processAccelerator (FWidget*&);
bool processAccelerator (const FWidget*&);
void getX11ButtonState (int);
bool parseX11Mouse();
bool parseSGRMouse();

View File

@ -984,9 +984,7 @@ void FDialog::draw()
{
if ( tooltip && ! getMoveSizeWidget() )
{
if ( tooltip )
delete tooltip;
delete tooltip;
tooltip = 0;
}
@ -1342,7 +1340,7 @@ void FDialog::openMenu()
dialog_menu->setVisible();
drawTitleBar();
dialog_menu->show();
dialog_menu->raiseWindow(dialog_menu);
dialog_menu->raiseWindow();
dialog_menu->redraw();
}
}

View File

@ -984,7 +984,9 @@ FMenu* FMenu::superMenuAt (int x, int y)
else
{
FMenu* smenu = dynamic_cast<FMenu*>(getSuperMenu());
return smenu->superMenuAt(x,y);
if ( smenu )
return smenu->superMenuAt(x,y);
}
}

View File

@ -283,7 +283,7 @@ void FMenuItem::openMenu()
setOpenMenu(dd_menu);
dd_menu->setVisible();
dd_menu->show();
dd_menu->raiseWindow(dd_menu);
dd_menu->raiseWindow();
dd_menu->redraw();
updateTerminal();
flush_out();

View File

@ -58,9 +58,9 @@ FMessageBox::FMessageBox (const FMessageBox& mbox)
, button()
{
setTitlebarText (mbox.getTitlebarText());
init ( *mbox.button_digit[0]
, *mbox.button_digit[1]
, *mbox.button_digit[2] );
init ( mbox.button_digit[0]
, mbox.button_digit[1]
, mbox.button_digit[2] );
}
//----------------------------------------------------------------------
@ -92,10 +92,6 @@ FMessageBox::~FMessageBox() // destructor
{
for (uInt n=0; n < num_buttons; n++)
delete button[n];
delete button_digit[2];
delete button_digit[1];
delete button_digit[0];
}
@ -112,10 +108,6 @@ FMessageBox& FMessageBox::operator = (const FMessageBox& mbox)
for (uInt n=0; n < num_buttons; n++)
delete button[n];
delete button_digit[2];
delete button_digit[1];
delete button_digit[0];
if ( mbox.getParentWidget() )
mbox.getParentWidget()->addChild (this);
@ -130,9 +122,9 @@ FMessageBox& FMessageBox::operator = (const FMessageBox& mbox)
text_num_lines = mbox.text_num_lines;
setTitlebarText (mbox.getTitlebarText());
init ( *mbox.button_digit[0]
, *mbox.button_digit[1]
, *mbox.button_digit[2] );
init ( mbox.button_digit[0]
, mbox.button_digit[1]
, mbox.button_digit[2] );
return *this;
}
@ -160,10 +152,10 @@ void FMessageBox::setText (const FString& txt)
calculateDimensions();
button[0]->setY(getHeight()-4, false);
if ( *button_digit[1] != 0 )
if ( button_digit[1] != 0 )
button[1]->setY(getHeight()-4, false);
if ( *button_digit[2] != 0 )
if ( button_digit[2] != 0 )
button[2]->setY(getHeight()-4, false);
adjustButtons();
@ -282,9 +274,9 @@ void FMessageBox::init (int button0, int button1, int button2)
else
num_buttons = 3;
button_digit[0] = new int(button0);
button_digit[1] = new int(button1);
button_digit[2] = new int(button2);
button_digit[0] = button0;
button_digit[1] = button1;
button_digit[2] = button2;
button[0] = new FButton (this);
button[0]->setText(button_text[button0]);
@ -314,33 +306,33 @@ void FMessageBox::init (int button0, int button1, int button2)
resizeButtons();
adjustButtons();
if ( *button_digit[0] != 0 )
if ( button_digit[0] != 0 )
{
button[0]->addCallback
(
"clicked",
F_METHOD_CALLBACK (this, &FMessageBox::cb_processClick),
static_cast<FWidget::data_ptr>(button_digit[0])
static_cast<FWidget::data_ptr>(&button_digit[0])
);
}
if ( *button_digit[1] != 0 )
if ( button_digit[1] != 0 )
{
button[1]->addCallback
(
"clicked",
F_METHOD_CALLBACK (this, &FMessageBox::cb_processClick),
static_cast<FWidget::data_ptr>(button_digit[1])
static_cast<FWidget::data_ptr>(&button_digit[1])
);
}
if ( *button_digit[2] != 0 )
if ( button_digit[2] != 0 )
{
button[2]->addCallback
(
"clicked",
F_METHOD_CALLBACK (this, &FMessageBox::cb_processClick),
static_cast<FWidget::data_ptr>(button_digit[2])
static_cast<FWidget::data_ptr>(&button_digit[2])
);
}

View File

@ -142,7 +142,7 @@ class FMessageBox : public FDialog
short emphasis_color;
uInt num_buttons;
uInt text_num_lines;
int* button_digit[3];
int button_digit[3];
FButton* button[3];
};
#pragma pack(pop)

View File

@ -293,7 +293,7 @@ bool FObject::event (FEvent* ev)
{
if ( ev->type() == fc::Timer_Event )
{
onTimer ( static_cast<FTimerEvent*>(ev) );
onTimer ( const_cast<FTimerEvent*>(static_cast<const FTimerEvent*>(ev)) );
return true;
}

View File

@ -94,7 +94,7 @@ class FScrollView : public FWidget
virtual void clearArea (int = ' ');
void scrollToX (int);
void scrollToY (int);
void scrollTo (FPoint);
void scrollTo (const FPoint&);
void scrollTo (int, int);
void scrollBy (int, int);
virtual void draw();
@ -219,7 +219,7 @@ inline bool FScrollView::isViewportPrint()
{ return ! use_own_print_area; }
//----------------------------------------------------------------------
inline void FScrollView::scrollTo (FPoint pos)
inline void FScrollView::scrollTo (const FPoint& pos)
{ scrollTo(pos.getX(), pos.getY()); }

View File

@ -1281,7 +1281,7 @@ bool FString::operator == (const FString& s) const
if ( ! s )
return false;
if ( (string && ! s.string ) || (! string && s.string) )
if ( bool(string) != bool(s.string) )
return false;
if ( ! (string || s.string) )
@ -1338,7 +1338,7 @@ bool FString::operator != (const FString& s) const
if ( ! s )
return true;
if ( (string && ! s.string ) || (! string && s.string) )
if ( bool(string) != bool(s.string) )
return true;
if ( ! (string || s.string) )

View File

@ -1401,7 +1401,10 @@ void FTerm::setEncoding (std::string enc)
case fc::PC:
if ( xterm_terminal && utf8_console )
Fputchar = &FTerm::putchar_UTF8;
// fall through
else
Fputchar = &FTerm::putchar_ASCII;
break;
case fc::ASCII:
default:
Fputchar = &FTerm::putchar_ASCII;
@ -2650,15 +2653,22 @@ char* FTerm::parseSecDA (char*& current_termtype)
char* new_termtype = current_termtype;
bool sec_da_supported = false;
// The Linux console knows no Sec_DA
if ( linux_terminal )
return new_termtype;
// secondary device attributes (SEC_DA) <- decTerminalID string
sec_da = new FString(getSecDA());
try
{
// secondary device attributes (SEC_DA) <- decTerminalID string
sec_da = new FString(getSecDA());
}
if ( sec_da && sec_da->getLength() > 5 )
catch (const std::bad_alloc&)
{
return new_termtype;
}
if ( sec_da->getLength() > 5 )
{
uLong num_components;
@ -2776,7 +2786,7 @@ char* FTerm::parseSecDA (char*& current_termtype)
force_vt100 = true; // this rxvt terminal support on utf-8
if ( std::strncmp(termtype, "rxvt-", 5) != 0
|| std::strncmp(termtype, "rxvt-cygwin-native", 5) == 0 )
&& std::strncmp(termtype, "rxvt-cygwin-native", 18) == 0 )
new_termtype = const_cast<char*>("rxvt-16color");
break;

View File

@ -307,7 +307,7 @@ class FTerm
static bool isGpmMouseEnabled();
#endif // F_HAVE_LIBGPM
static FPoint& getMousePos();
static void setMousePos (FPoint&);
static void setMousePos (const FPoint&);
static void setMousePos (short, short);
// Data Members
@ -701,7 +701,7 @@ inline FPoint& FTerm::getMousePos()
{ return *mouse; }
//----------------------------------------------------------------------
inline void FTerm::setMousePos (FPoint& m)
inline void FTerm::setMousePos (const FPoint& m)
{ *mouse = m; }
//----------------------------------------------------------------------

View File

@ -490,8 +490,7 @@ int FVTerm::print (term_area* area, const FString& s)
nc.no_changes = false;
nc.printed = false;
if ( area
&& area->cursor_x > 0
if ( area->cursor_x > 0
&& area->cursor_y > 0
&& ax < area->width + area->right_shadow
&& ay < area->height + area->bottom_shadow )
@ -627,8 +626,7 @@ int FVTerm::print (term_area* area, const std::vector<char_data>& termString)
char_data nc = *iter; // next character
if ( area
&& area->cursor_x > 0
if ( area->cursor_x > 0
&& area->cursor_y > 0
&& ax < area->width + area->right_shadow
&& ay < area->height + area->bottom_shadow )

View File

@ -136,10 +136,10 @@ void FWindow::setActiveWindow (FWindow* window)
}
//----------------------------------------------------------------------
void FWindow::setWindowFocusWidget (FWidget* obj)
void FWindow::setWindowFocusWidget (const FWidget* obj)
{
// set focus widget of this window
win_focus_widget = obj;
win_focus_widget = const_cast<FWidget*>(obj);
}
//----------------------------------------------------------------------
@ -500,7 +500,7 @@ void FWindow::delWindow (FWidget* obj)
}
//----------------------------------------------------------------------
FWindow* FWindow::getWindowWidget (FWidget* obj)
FWindow* FWindow::getWindowWidget (const FWidget* obj)
{
// returns the window object to the given widget obj
FWidget* p_obj = obj->getParentWidget();
@ -512,17 +512,17 @@ FWindow* FWindow::getWindowWidget (FWidget* obj)
}
if ( obj->isWindowWidget() )
return static_cast<FWindow*>(obj);
return const_cast<FWindow*>(static_cast<const FWindow*>(obj));
else
return 0;
}
//----------------------------------------------------------------------
int FWindow::getWindowLayer (FWidget* obj)
int FWindow::getWindowLayer (const FWidget* obj)
{
// returns the window layer from the widget obj
widgetList::iterator iter, end;
FWidget* window;
const FWidget* window;
if ( ! window_list )
return -1;

View File

@ -63,8 +63,8 @@ class FWindow : public FWidget
// Accessors
const char* getClassName() const;
static FWindow* getWindowWidget (FWidget*);
static int getWindowLayer (FWidget*);
static FWindow* getWindowWidget (const FWidget*);
static int getWindowLayer (const FWidget*);
static FWindow* getActiveWindow();
FWidget* getWindowFocusWidget() const;
@ -73,7 +73,7 @@ class FWindow : public FWidget
bool setWindowWidget();
bool unsetWindowWidget();
static void setActiveWindow (FWindow*);
void setWindowFocusWidget (FWidget*);
void setWindowFocusWidget (const FWidget*);
bool activateWindow (bool);
bool activateWindow();
void unsetActiveWindow();