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plz unsubscribe this email from the list > From: gtk-list-request gnome org > Subject: gtk-list Digest, Vol 55, Issue 42 > To: gtk-list gnome org > Date: Fri, 28 Nov 2008 12:00:34 +0000 > > Send gtk-list mailing list submissions to > gtk-list gnome org > > To subscribe or unsubscribe via the World Wide Web, visit > http://mail.gnome.org/mailman/listinfo/gtk-list > or, via email, send a message with subject or body 'help' to > gtk-list-request gnome org > > You can reach the person managing the list at > gtk-list-owner gnome org > > When replying, please edit your Subject line so it is more specific > than "Re: Contents of gtk-list digest..." > > > Today's Topics: > > 1. If I have to call the gtk_dialog_run() in new thread, How > shall I do? (haitao_yang foxitsoftware com) > > > ------------- --------------------------------------------------------- > > Message: 1 > Date: Fri, 28 Nov 2008 16:35:59 +0800 > From: "haitao_yang foxitsoftware com" <haitao_yang foxitsoftware com> > Subject: If I have to call the gtk_dialog_run() in new thread, How > shall I do? > To: gtklist <gtk-list gnome org>, "haitao_yang foxitsoftware com" > <haitao_yang foxitsoftware com> > Message-ID: <492FAD6F 9050800 foxitsoftware com> > Content-Type: text/plain; charset=GB2312 > > Hello, > When I run gtk_dialog_run() in new created thread, an error occurs. > Nevertheless, I can not find out the reason. I only want to immitate the > action: open a "Find" dialog, then click "Find Next" button, then launch > a thread that will do some search, then popup a dialog in the thread > which will prompt that the search have been done. > Following is my code, thanks adv ance! > ------------ > > > //gcc -o tdlg tdlg.c `pkg-config --cflags --libs gtk+-2.0` -lgthread-2.0 -g > #include <sys/types.h> > #include <sys/stat.h> > #include <unistd.h> > #include <string.h> > #include <stdio.h> > #include <gtk/gtk.h> > > #define _(x) x > GtkWidget *win = NULL; > > static gpointer ThreadFun(gpointer arg) > { > GtkWidget *pWin = GTK_WIDGET(arg); > GtkWidget *pDlg = gtk_message_dialog_new (GTK_WINDOW(pWin), > GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_INFO, GTK_BUTTONS_OK, "%s", > "HELLO YHT"); > gtk_dialog_run( GTK_DIALOG(pDlg)); > gtk_widget_destroy(pDlg); > } > > > void RunThread(GtkButton *pBtn, gpointer user_data) > { > g_thread_create(ThreadFun, win, TRUE, NULL); > /*if I call the callback function directly, then Everything will be OK.< br>> However, if I > launch a thread in which It Call the gtk_dialog_run(), as a result, a > Error occur.Could > you help me find out the reason? If I have to call the gtk_dialog_run() > in new thread, How > shall I do?*/ > > //ThreadFun(win); > > } > > > > GtkWidget* > create_dlg_popup (void) > { > GtkWidget *dlg_popup; > GtkWidget *dialog_vbox1; > GtkWidget *btn_runthread; > GtkWidget *dialog_action_area1; > GtkWidget *okbutton1; > > dlg_popup = gtk_dialog_new (); > gtk_window_set_title (GTK_WINDOW (dlg_popup), _("Popup")); > gtk_window_set_modal (GTK_WINDOW (dlg_popup), TRUE); > gtk_window_set_type_hint (GTK_WINDOW (dlg_popup), > GDK_WINDOW_TYPE_HINT_DIALOG); > > dialog_vbox1 = GTK_DIALOG (dlg_popup)->vbox; > gtk_widget_show (dialog_vbox1); > > btn_runthread = gtk_button_new_ with_mnemonic (_("RunThread")); > gtk_widget_show (btn_runthread); > gtk_box_pack_start (GTK_BOX (dialog_vbox1), btn_runthread, FALSE, FALSE, 0); > g_signal_connect (btn_runthread, "clicked", G_CALLBACK(RunThread), NULL); > > dialog_action_area1 = GTK_DIALOG (dlg_popup)->action_area; > gtk_widget_show (dialog_action_area1); > gtk_button_box_set_layout (GTK_BUTTON_BOX (dialog_action_area1), > GTK_BUTTONBOX_END); > > okbutton1 = gtk_button_new_from_stock ("gtk-ok"); > gtk_widget_show (okbutton1); > gtk_dialog_add_action_widget (GTK_DIALOG (dlg_popup), okbutton1, > GTK_RESPONSE_OK); > GTK_WIDGET_SET_FLAGS (okbutton1, GTK_CAN_DEFAULT); > return dlg_popup; > } > > void FunPopup(GtkButton *pBtn, gpointer user_data) > { > GtkWidget *pDlg = create_dlg_popup(); > gint ret = gtk_dialog_run(GTK_DIALOG(pDlg)); > if(ret == GTK_RESPONSE_OK) > { > return; > } > } > > > GtkWidget* > create_win (void) > { > > GtkWidget *table1; > GtkWidget *btn_popup; > GtkWidget *btn_cancel; > > win = gtk_window_new (GTK_WINDOW_TOPLEVEL); > gtk_widget_show(win); > gtk_window_set_title (GTK_WINDOW (win), _("window1")); > > table1 = gtk_table_new (1, 2, TRUE); > gtk_widget_show (table1); > gtk_container_add (GTK_CONTAINER (win), table1); > > btn_popup = gtk_button_new_with_mnemonic (_("Popup")); > gtk_widget_show (btn_popup); > gtk_table_attach (GTK_TABLE (table1), btn_popup, 0, 1, 0, 1, > (GtkAttachOptions) (GTK_FILL), > (GtkAttachOptions) (0), 0, 0); > g_signal_connect(btn_popup, "clicked", G_CALLBACK(FunPopup), NULL); > > btn_cancel = gtk_button_new_with_mnemonic (_("Cancel")); > gtk_widget_show (btn_cancel); > gtk_table_attach (GTK_TABLE (table 1), btn_cancel, 1, 2, 0, 1, > (GtkAttachOptions) (GTK_FILL), > (GtkAttachOptions) (0), 0, 0); > > return win; > } > > > int main(int argc, char* argv[]) > { > gtk_init(&argc, &argv); > if (!g_thread_supported ()) > { > g_thread_init(NULL); > gdk_threads_init(); > } > create_win(); > gtk_main(); > return 0; > } > > -- > Sincerely, > Alfred Young > R&D, Application Architectures > www.foxitsoftware.com > > > > ------------------------------ > > _______________________________________________ > gtk-list mailing list > gtk-list gnome org > http://mail.gnome.org/mailman/listinfo/gtk-list > > > End of gtk-list Digest, Vol 55, Issue 42 > **************************************** 使用新一代 Windows Live Messenger 轻松交流? 凸蚕恚?立刻下载！ |