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[GB.QT4]

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* NEW: When creating a Control, a Printer or displaying a MessageBox, check
  that the GUI has been initialized, and raise an error if not, instead of
  letting Qt abort the application.


git-svn-id: svn://localhost/gambas/trunk@6886 867c0c6c-44f3-4631-809d-bfa615b0a4ec
This commit is contained in:
Benoît Minisini 2015-02-05 00:25:29 +00:00
parent d9ae32a6fd
commit 42791d1c51
5 changed files with 28 additions and 4 deletions
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3
gb.qt4/src/CMessage.cpp
View File

@ -127,6 +127,9 @@ static int make_message(int type, int nbmax, void *_param)
int i, n;
QMessageBox *mb;
if (MAIN_CHECK_INIT())
return 0;
if (MAIN_in_message_box)
{
GB.Error("Message box already displayed");

7
gb.qt4/src/CWidget.cpp
View File

@ -803,6 +803,12 @@ bool CWIDGET_is_design(CWIDGET *_object)
//---------------------------------------------------------------------------
BEGIN_METHOD_VOID(Control_new)
MAIN_CHECK_INIT();
END_METHOD
BEGIN_PROPERTY(Control_X)
if (READ_PROPERTY)
@ -3159,6 +3165,7 @@ GB_DESC CControlDesc[] =
GB_HOOK_CHECK(CWIDGET_check),
GB_METHOD("_new", NULL, Control_new, NULL),
GB_METHOD("_free", NULL, Control_Delete, NULL),
GB_METHOD("Move", NULL, Control_Move, "(X)i(Y)i[(Width)i(Height)i]"),

3
gb.qt4/src/cprinter.cpp
View File

@ -164,6 +164,9 @@ static void update_duplex(CPRINTER *_object)
BEGIN_METHOD_VOID(Printer_new)
if (MAIN_CHECK_INIT())
return;
THIS->printer = new QPrinter(QPrinter::HighResolution);
THIS->page_count = 1;

9
gb.qt4/src/main.cpp
View File

@ -120,8 +120,8 @@ int MAIN_scale = 6;
#ifndef NO_X_WINDOW
int MAIN_x11_last_key_code = 0;
#endif
bool MAIN_debug_busy = false;
bool MAIN_init = false;
GB_CLASS CLASS_Control;
GB_CLASS CLASS_Container;
@ -319,6 +319,11 @@ void MAIN_process_events(void)
_no_destroy--;
}
void MAIN_init_error()
{
GB.Error("GUI is not initialized");
}
/** MyApplication **********************************************************/
bool MyApplication::_tooltip_disable = false;
@ -813,6 +818,8 @@ static void hook_main(int *argc, char ***argv)
QT_Init();
init_lang(GB.System.Language(), GB.System.IsRightToLeft());
MAIN_init = true;
//_old_handler = XSetErrorHandler(X11_error_handler);
CALL_HOOK_MAIN(_old_hook_main, argc, argv);

4
gb.qt4/src/main.h
View File

@ -44,6 +44,7 @@ extern int MAIN_in_message_box;
extern int MAIN_loop_level;
extern int MAIN_scale;
extern bool MAIN_debug_busy;
extern bool MAIN_init;
#ifndef NO_X_WINDOW
extern int MAIN_x11_last_key_code;
#endif
@ -140,6 +141,9 @@ private:
void MAIN_check_quit(void);
void MAIN_update_scale(void);
void MAIN_process_events(void);
void MAIN_init_error(void);
#define MAIN_CHECK_INIT() (MAIN_init ? 0 : (MAIN_init_error(), 1))
const char *QT_ToUTF8(const QString &str);
void QT_RegisterAction(void *object, const char *key, int on);